CN112179071A - Maize sunning system based on wisdom agricultural - Google Patents
Maize sunning system based on wisdom agricultural Download PDFInfo
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- CN112179071A CN112179071A CN202010992251.8A CN202010992251A CN112179071A CN 112179071 A CN112179071 A CN 112179071A CN 202010992251 A CN202010992251 A CN 202010992251A CN 112179071 A CN112179071 A CN 112179071A
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- square groove
- shell
- rotating rod
- fixedly connected
- mounting
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B9/00—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
- F26B9/10—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in the open air; in pans or tables in rooms; Drying stacks of loose material on floors which may be covered, e.g. by a roof
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/04—Agitating, stirring, or scraping devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B2200/00—Drying processes and machines for solid materials characterised by the specific requirements of the drying good
- F26B2200/06—Grains, e.g. cereals, wheat, rice, corn
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Greenhouses (AREA)
- Ventilation (AREA)
Abstract
The invention discloses a corn airing system based on intelligent agriculture, which comprises a shell, wherein two supporting blocks are symmetrically arranged at the lower end of the shell, a square groove is formed in the upper end of the shell, a ventilating duct is arranged in the shell and is positioned below the square groove, a dust screen is arranged on the left side of the shell and is positioned at an air inlet of the ventilating duct, a rotating mechanism comprises a driving motor arranged on the left side of the shell, the tail end of an output shaft of the driving motor extends into the square groove and is fixedly connected with a first rotating rod, two ends of the first rotating rod are rotatably connected with inner walls on two sides of the square groove, and two magnetic stripes are symmetrically arranged on the outer wall of the first rotating rod. The device can realize the automatic upset of maize sunning in-process, and has avoided because maize sunning is too much, and the condition that lower floor's maize sunning effect is poor takes place.
Description
Technical Field
The invention relates to the field of intelligent agriculture, in particular to a corn airing system based on intelligent agriculture.
Background
The wisdom agriculture based on digitization, information is the development direction of future agriculture, and the development of technique also makes the agricultural machinery more and more intelligent, and along with the continuous development of wisdom agriculture, the sunning mode of maize is also more and more, and people utilize various devices to realize the sunning to the maize to alleviate people's work load, nevertheless the maize sunning device on the market still has following several problems at present:
1. when people utilize the device to carry out the sunning to the maize, though reduced people's work load, when the maize sunning, do not turn the maize, lead to the maize can only the single face carry out the sunning for the sunning face of maize is not enough even, leads to the inside moisture evaporation of maize slower, thereby leads to the increase of sunning time.
2. Some devices pile up a large amount of corns and carry out the sunning together for at the in-process of sunning, be located the sunning effect preferred of surperficial maize, but because the air permeability of the maize that is located the bottom is poor, lead to the unable effluvium of the moisture that evaporates of sunning in-process lower floor's maize, make these moisture gather again on the maize of lower floor, make the sunning effect that is located lower floor's maize relatively poor.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a corn airing system based on intelligent agriculture.
In order to achieve the purpose, the invention adopts the following technical scheme:
a corn airing system based on intelligent agriculture comprises a shell, wherein two supporting blocks are symmetrically arranged at the lower end of the shell, a square groove is formed in the upper end of the shell, a ventilating duct is arranged in the shell and located below the square groove, a dust screen is arranged on the left side of the shell and located at an air inlet of the ventilating duct; the rotating mechanism comprises a driving motor arranged on the left side of the shell, the tail end of an output shaft of the driving motor extends into the square groove and is fixedly connected with a first rotating rod, two ends of the first rotating rod are rotatably connected with the inner walls of two sides of the square groove, and two magnetic stripes are symmetrically arranged on the outer wall of the first rotating rod; the shaking mechanism, shaking mechanism sets up the standing groove of square groove mouth department including the symmetry, the bottom of standing groove is network structure, and has magnetism, the magnetic part of standing groove is repelled with the looks isosexual with the looks of neighbour of magnetic stripe, two installation pieces, two are installed to the symmetry on the inner wall of square groove the opposite face of installation piece all is equipped with the recess, the both ends of square groove all with the opposite face sliding connection of two installation pieces, the equal fixedly connected with mounting panel in both ends of square groove, two the mounting panel is located two recesses respectively, two the mounting panel is kept away from the one end of standing groove and all with the inner wall sliding connection who corresponds the recess, two the lower extreme of mounting panel all passes through reset spring elastic connection with the bottom that corresponds the recess.
Preferably, still include ventilation mechanism, ventilation mechanism includes two mounting bars of vertical setting in air pipe, the upper end of two mounting bars and air pipe's interior top fixed connection, two rotate between the mounting bar and be connected with the second bull stick, the right-hand member of second bull stick runs through the mounting bar that is located the right side to install a plurality of flabellums along its circumference, air pipe's the right-hand member passes through the outlet duct intercommunication with the interior top of square groove.
Preferably, still include drive mechanism, drive mechanism is including setting up the first action wheel on first bull stick, first action wheel is located the left side of magnetic stripe, the first follow driving wheel of fixedly connected with on the second bull stick, first follow driving wheel is located between two mounting bars, first action wheel and first follow driving wheel are connected through the transmission of first driving band.
Preferably, the interior bottom of square groove is equipped with hollow plate, hollow plate's upper end is equipped with a plurality of gas pockets, the upper end of outlet duct extends to square inslot to install rotary joint, rotary joint's upper end is connected with the connecting pipe, the upper end of connecting pipe and hollow plate's lower extreme fixed connection, the upper end and the hollow plate intercommunication of connecting pipe, fixedly connected with second on the connecting pipe are followed the driving wheel, first bull stick is located the right side part of magnetic stripe and installs first bevel gear, square inslot bottom fixedly connected with third bull stick, the upper end fixed mounting of third bull stick has the second bevel gear with first bevel gear engaged with, fixedly connected with second action wheel on the third bull stick, the second action wheel passes through second drive belt transmission with the second from the driving wheel and is connected.
Compared with the prior art, the invention has the beneficial effects that:
1. be provided with shake mechanism, through starting driving motor for first bull stick rotates, and first bull stick drives two magnetic stripes and rotates, when the magnetic stripe just rotated the below of standing groove, because like-pole repulsion's effect makes the standing groove shift up, when the magnetic stripe is no longer in the below of standing groove, two reset spring retransfer drive two mounting panels and move down, and two mounting panels drive the standing groove and move down, because first bull stick is rotating all the time, make the standing groove shake from top to bottom. Thereby make the kernel of corn in the standing groove take place the reversal for the illumination that receives that the maize can be even, thereby make the sunning effect better.
2. Be provided with ventilation mechanism, first bull stick rotates and drives the rotation of second bull stick through drive mechanism, the rotation of second bull stick drives the flabellum and rotates, thereby inhale air pipe with the external world and go into hollow plate through the outlet duct again, because first bull stick rotates and drives the rotation of third bull stick, make the connecting pipe rotate through drive mechanism, make hollow plate take place to rotate, the below of magnetic stripe is arranged into from a plurality of gas pockets on the hollow plate to gas, because the magnetic stripe rotation makes behind the gaseous vortex get into the standing groove from the mesh of the bottom of standing groove again, thereby make the circulation of air in the standing groove, when having avoided the maize of sunning in the standing groove too much, the condition of attached steam takes place on the lower floor's maize, make the sunning effect better.
Drawings
FIG. 1 is a schematic structural diagram of a corn airing system based on intelligent agriculture according to the present invention;
FIG. 2 is a schematic structural diagram of example 2 of the present invention;
FIG. 3 is an enlarged view taken at A in FIG. 2;
fig. 4 is an enlarged view of B in fig. 2.
In the figure: 1 casing, 2 square grooves, 3 standing grooves, 4 installation blocks, 5 installation plates, 6 reset springs, 7 ventilation ducts, 8 dust screens, 9 first bull sticks, 10 magnetic stripes, 11 outlet pipes, 12 first transmission belts, 13 first driven wheels, 14 second bull sticks, 15 installation strips, 16 flabellums, 17 first driving wheels, 18 hollow plates, 19 rotary joints, 20 second driven wheels, 21 second transmission belts, 22 connecting pipes, 23 first bevel gears, 24 second bevel gears, 25 third bull sticks, 26 second driving wheels, 27 supporting blocks, 28 driving motors.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example 1
Referring to fig. 1, the corn airing system based on intelligent agriculture comprises a shell 1, wherein two supporting blocks 27 are symmetrically arranged at the lower end of the shell 1, the supporting blocks 27 support the shell 1, a square groove 2 is formed in the upper end of the shell 1, a ventilating duct 7 is arranged in the shell 1, the ventilating duct 7 is located below the square groove 2, a dustproof net 8 is arranged on the left side of the shell 1, the dustproof net 8 is located at an air inlet of the ventilating duct 7, and the dustproof net 8 prevents dust from entering the ventilating duct 7;
the rotating mechanism comprises a driving motor 28 arranged on the left side of the shell 1, the tail end of an output shaft of the driving motor 28 extends into the square groove 2 and is fixedly connected with a first rotating rod 9, two ends of the first rotating rod 9 are rotatably connected with the inner walls of two sides of the square groove 2, and two magnetic strips 10 are symmetrically arranged on the outer wall of the first rotating rod 9;
tremble the mechanism, tremble the mechanism and set up the standing groove 3 of 2 groove departments of square groove including the symmetry, the bottom of standing groove 3 is network structure, and has magnetism, the magnetic part of standing groove 3 is repellent with magnetic stripe 10's looks isosexual, make and just in time support standing groove 3 and move up when magnetic stripe 10 is located standing groove 3 under, two installation pieces 4 are installed to the symmetry on square groove 2's the inner wall, the opposite face of two installation pieces 4 all is equipped with the recess, square groove 2's both ends all with two installation piece 4's opposite face sliding connection, the equal fixedly connected with mounting panel 5 in square groove 2's both ends, two mounting panels 5 are located two recesses respectively, the one end that standing groove 3 was kept away from to two mounting panels 5 all with the inner wall sliding connection who corresponds the recess, the lower extreme of two mounting panels 5 all passes through reset spring 6 elastic connection with the bottom that corresponds the recess.
Wherein, still include ventilation mechanism, ventilation mechanism includes two mounting bars 15 of vertical setting in ventilation pipe 7, the upper end of two mounting bars 15 and ventilation pipe 7's interior top fixed connection, it is connected with second bull stick 14 to rotate between two mounting bars 15, the right-hand member of second bull stick 14 runs through the mounting bar 15 that is located the right side, and install a plurality of flabellums 16 along its circumference, ventilation pipe 7's the right-hand member passes through outlet duct 11 intercommunication with square groove 2's interior top.
Wherein, still include drive mechanism, drive mechanism is including setting up the first action wheel 17 on first bull stick 9, first action wheel 17 is located the left side of magnetic stripe 10, the first driven wheel 13 of fixedly connected with on the second bull stick 14, first driven wheel 13 is located between two mounting bars 15, first action wheel 17 is connected through the transmission of first drive belt 12 with first driven wheel 13, the girth of first action wheel 17 is first from 4 times of driving wheel 13, when making the rotational speed of first action wheel 17 slower, the rotational speed of first driven wheel 13 is still very fast, make the air permeability of device still keep the preferred state.
When the corns are aired, the corns are placed in the placing groove 3, the driving motor 28 is started every other hour, and the driving motor 28 is closed after running for about fifteen minutes;
after the driving motor 28 is started, the driving motor 28 drives the first rotating rod 9 to rotate, the first rotating rod 9 drives the magnetic strips 10 to rotate, when one magnetic strip 10 rotates below the placing groove 3, the placing groove 3 moves upwards due to the fact that the magnetic strips 10 and the adjacent surfaces of the magnetic parts of the placing groove 3 are repellent in the same polarity, when the magnetic strips 10 are no longer located under the placing groove 3, the two mounting plates 5 can move downwards under the action of the gravity of the placing groove 3 and the elastic action of the two reset springs 6, the two mounting plates 5 move downwards to drive the placing groove 3 to move downwards, due to the fact that the first rotating rod 9 continuously rotates, the placing groove 3 can shake upwards and downwards ceaselessly, corn grains in the placing groove 3 can shake, and airing of the corn grains is better and uniform;
It should be noted that after the driving motor 28 is started, in order to prevent the corn from scattering to the outside during shaking, the rotating speed of the driving motor 28 is slow, and since the circumference of the first driving wheel 17 is 4 times of that of the first driven wheel 13, when the rotating speed of the first driving wheel 17 is slow, the rotating speed of the fan blades 16 is still fast, so that the ventilation in the device is still good.
Example 2
Referring to fig. 2 to 4, the present embodiment is different from embodiment 1 in that a hollow plate 18 is disposed at the inner bottom of a square groove 2, a plurality of air holes are disposed at the upper end of the hollow plate 18, so that air can more uniformly enter the square groove 2, the upper end of an air outlet pipe 11 extends into the square groove 2 and is provided with a rotary joint 19, the upper end of the rotary joint 19 is connected with a connecting pipe 22, the upper end of the connecting pipe 22 is fixedly connected with the lower end of the hollow plate 18, the upper end of the connecting pipe 22 is communicated with the hollow plate 18, a second driven wheel 20 is fixedly connected to the connecting pipe 22, a first bevel gear 23 is mounted at the right side portion of a magnetic stripe 10 of a first rotating rod 9, a third rotating rod 25 is fixedly connected to the inner bottom of the square groove 2, a second bevel gear 24 engaged with the first bevel gear 23 is fixedly mounted at the upper end of the third rotating rod 25, thereby changing the rotating direction of the third rotating rod 25, the third rotating rod 25 is fixedly connected with a second driving wheel 26, and the second driving wheel 26 is in transmission connection with the second driven wheel 20 through a second transmission belt 21.
In this embodiment, first bull stick 9 rotates and drives first bevel gear 23 and rotate, first bevel gear 23 rotates and drives second bevel gear 24 and rotate, second bevel gear 24 drives third bull stick 25 and rotates, third bull stick 25 drives second action wheel 26 and rotates, second action wheel 26 drives the second through second drive belt 21 and rotates from driving wheel 20, the second drives connecting pipe 22 and rotates from driving wheel 20, connecting pipe 22 drives hollow slab 18 and rotates, 11 combustion gas of outlet duct passes through connecting pipe 22 and gets into hollow slab 18 in, the even square groove 2 that spills into of gas pocket on the hollow slab 18 of rethread, thereby make the circulation of air in standing groove 3 more even, make the effect that is located the corn moisture diffusion of lower floor better.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (4)
1. The utility model provides a maize sunning system based on wisdom agricultural, its characterized in that includes:
the air-conditioning device comprises a shell (1), wherein two supporting blocks (27) are symmetrically arranged at the lower end of the shell (1), a square groove (2) is formed in the upper end of the shell (1), a ventilation pipeline (7) is arranged in the shell (1), the ventilation pipeline (7) is positioned below the square groove (2), a dust screen (8) is arranged on the left side of the shell (1), and the dust screen (8) is positioned at an air inlet of the ventilation pipeline (7);
the rotating mechanism comprises a driving motor (28) arranged on the left side of the shell (1), the tail end of an output shaft of the driving motor (28) extends into the square groove (2) and is fixedly connected with a first rotating rod (9), two ends of the first rotating rod (9) are rotatably connected with the inner walls of two sides of the square groove (2), and two magnetic stripes (10) are symmetrically arranged on the outer wall of the first rotating rod (9);
the shaking mechanism comprises placing grooves (3) which are symmetrically arranged at the groove openings of the square grooves (2), the bottoms of the placing grooves (3) are of a net structure, and has magnetism, the magnetic part of the placing groove (3) and the adjacent surface of the magnetic strip (10) are in like polarity repulsion, two mounting blocks (4) are symmetrically arranged on the inner wall of the square groove (2), grooves are arranged on the opposite surfaces of the two mounting blocks (4), the two ends of the square groove (2) are connected with the opposite surfaces of the two mounting blocks (4) in a sliding way, the equal fixedly connected with mounting panel (5) in both ends of square groove (2), two mounting panel (5) are located two recesses respectively, two the one end that standing groove (3) were kept away from in mounting panel (5) all with the inner wall sliding connection who corresponds the recess, two the lower extreme of mounting panel (5) all passes through reset spring (6) elastic connection with the bottom that corresponds the recess.
2. The maize sunning system based on wisdom agricultural of claim 1, characterized in that still includes ventilation mechanism, ventilation mechanism includes two mounting bars (15) of vertical setting in air pipe (7), the upper end of two mounting bars (15) and the interior top fixed connection of air pipe (7), two it is connected with second bull stick (14) to rotate between mounting bar (15), the right-hand member of second bull stick (14) runs through mounting bar (15) that are located the right side to install a plurality of flabellums (16) along its circumference, the right-hand member of air pipe (7) and the interior top of square groove (2) are passed through outlet duct (11) and are linked together.
3. The intelligent agriculture-based corn airing system according to claim 1, further comprising a transmission mechanism, wherein the transmission mechanism comprises a first driving wheel (17) arranged on the first rotating rod (9), the first driving wheel (17) is located on the left side of the magnetic strip (10), a first driven wheel (13) is fixedly connected to the second rotating rod (14), the first driven wheel (13) is located between the two mounting strips (15), and the first driving wheel (17) is in transmission connection with the first driven wheel (13) through a first transmission belt (12).
4. The intelligent agriculture-based corn airing system according to claim 1, wherein a hollow plate (18) is arranged at the inner bottom of the square groove (2), a plurality of air holes are formed in the upper end of the hollow plate (18), the upper end of the air outlet pipe (11) extends into the square groove (2) and is provided with a rotary joint (19), a connecting pipe (22) is connected to the upper end of the rotary joint (19), the upper end of the connecting pipe (22) is fixedly connected with the lower end of the hollow plate (18), the upper end of the connecting pipe (22) is communicated with the hollow plate (18), a second driven wheel (20) is fixedly connected to the connecting pipe (22), a first bevel gear (23) is arranged at the right side part of the magnetic strip (10) of the first rotary rod (9), a third rotary rod (25) is fixedly connected to the inner bottom of the square groove (2), a second bevel gear (24) meshed with the first bevel gear (23) is fixedly mounted at the upper end of the third rotating rod (25), a second driving wheel (26) is fixedly connected to the third rotating rod (25), and the second driving wheel (26) is in transmission connection with the second driven wheel (20) through a second transmission belt (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010992251.8A CN112179071B (en) | 2020-09-21 | 2020-09-21 | Maize sunning system based on wisdom agricultural |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010992251.8A CN112179071B (en) | 2020-09-21 | 2020-09-21 | Maize sunning system based on wisdom agricultural |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112179071A true CN112179071A (en) | 2021-01-05 |
| CN112179071B CN112179071B (en) | 2022-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010992251.8A Active CN112179071B (en) | 2020-09-21 | 2020-09-21 | Maize sunning system based on wisdom agricultural |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2326316C1 (en) * | 2006-12-20 | 2008-06-10 | Олег Савельевич Кочетов | Dryer with fluidised bed |
| CN109489375A (en) * | 2018-11-08 | 2019-03-19 | 郑州迪朗医药科技有限公司 | Drying unit is used in a kind of processing of Chinese herbal medicine |
| CN110822863A (en) * | 2019-11-22 | 2020-02-21 | 张�林 | Case is placed to fabrics with stoving function |
| CN110860350A (en) * | 2019-11-18 | 2020-03-06 | 徐州正兴除尘设备制造有限公司 | Industrial waste dry-type crushing device |
| CN111397330A (en) * | 2020-03-25 | 2020-07-10 | 深圳市群卜鸿科技有限公司 | Efficient and energy-saving closed rotary drum drying system |
-
2020
- 2020-09-21 CN CN202010992251.8A patent/CN112179071B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2326316C1 (en) * | 2006-12-20 | 2008-06-10 | Олег Савельевич Кочетов | Dryer with fluidised bed |
| CN109489375A (en) * | 2018-11-08 | 2019-03-19 | 郑州迪朗医药科技有限公司 | Drying unit is used in a kind of processing of Chinese herbal medicine |
| CN110860350A (en) * | 2019-11-18 | 2020-03-06 | 徐州正兴除尘设备制造有限公司 | Industrial waste dry-type crushing device |
| CN110822863A (en) * | 2019-11-22 | 2020-02-21 | 张�林 | Case is placed to fabrics with stoving function |
| CN111397330A (en) * | 2020-03-25 | 2020-07-10 | 深圳市群卜鸿科技有限公司 | Efficient and energy-saving closed rotary drum drying system |
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| Publication number | Publication date |
|---|---|
| CN112179071B (en) | 2022-03-29 |
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Effective date of registration: 20220309 Address after: 250000 No. 2, row 1, No. 16 courtyard, Fengyang Road, Luxi West Street, Laicheng District, Laiwu City, Jinan City, Shandong Province Applicant after: Wei Xunpei Address before: 071200 zone 2, Xijie village, Xicheng Township, Anguo City, Baoding City, Hebei Province Applicant before: Hao Eryong |
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Effective date of registration: 20220928 Address after: 400000 32 yantangwan community, Sanhe Village, Chenjiaqiao Town, Shapingba District, Chongqing Patentee after: Chongqing youranyuan Agricultural Development Co.,Ltd. Address before: 250000 No. 2, row 1, No. 16 courtyard, Fengyang Road, Luxi West Street, Laicheng District, Laiwu City, Jinan City, Shandong Province Patentee before: Wei Xunpei |