CN209988227U - Be used for water-soluble fertile production to spout a yard equipment - Google Patents
Be used for water-soluble fertile production to spout a yard equipment Download PDFInfo
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- CN209988227U CN209988227U CN201920586244.0U CN201920586244U CN209988227U CN 209988227 U CN209988227 U CN 209988227U CN 201920586244 U CN201920586244 U CN 201920586244U CN 209988227 U CN209988227 U CN 209988227U
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Abstract
The utility model discloses a be used for water-soluble fertile production to spout a yard equipment belongs to water-soluble fertile production packing field. The automatic code spraying machine comprises a rack, a first conveyor, a second conveyor and a code spraying mechanism, wherein the first conveyor, the second conveyor and the code spraying mechanism are fixed on the rack, the second conveyor is located at the feeding end of the first conveyor, the first conveyor and the second conveyor are parallel, and the code spraying mechanism is located at the discharging end of the first conveyor. The utility model discloses a code is spouted to the water-soluble fertile of bagging-off again after first conveyer and second conveyer carry out the leveling to the water-soluble fertile surface of bagging-off and handle, has solved the water-soluble fertile surface irregularity of bagging-off and has caused spout the poor problem of sign indicating number quality.
Description
Technical Field
The utility model belongs to water-soluble fertile production packing field, especially, be used for water-soluble fertile production to spout a yard equipment.
Background
The water soluble fertilizer as a novel fertilizer has the advantages of convenient use, spraying and flushing application, combined use with spraying and drip irrigation, improvement of the utilization rate of the fertilizer, agricultural water conservation, labor reduction and the like, and has a considerable scale in the water soluble fertilizer industry in China.
In order to adapt to the current situation of social development, product information such as two-dimensional codes, production dates and the like needs to be sprayed on the package of the water-soluble fertilizer, so that the anti-counterfeiting and the use of the water-soluble fertilizer are facilitated.
However, for the convenience of transportation and use during the production of the water-soluble fertilizer, the water-soluble fertilizer is packaged by using the packaging bag, and the packaging bag belongs to flexible packaging, so that if the code is directly sprayed on the bagged water-soluble fertilizer without a leveling process, the code spraying quality of the code spraying machine is affected due to the problem of uneven surface of the bagged water-soluble fertilizer packaging bag.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model provides a be used for water-soluble fertile production to spout a yard equipment to solve the above-mentioned problem that prior art exists.
The technical scheme is as follows: the utility model provides a be used for water-soluble fertile production to spout a yard equipment includes:
the rack comprises a base, a plurality of adjusting screws fixed on the base and a top plate fixed on the adjusting screws;
the first conveyor is arranged on the base and comprises a plurality of first rollers, a first conveying belt sleeved on the first rollers and a first motor fixed on the rack, and the first motor is connected with the first rollers in a chain manner;
the second conveyor is arranged below the top plate and comprises a plurality of second rollers, a second conveying belt sleeved on the second rollers and a second motor fixed on the rack and used for providing power for the second conveyor, and the second motor is in chain connection with the second rollers;
the second conveyer belt is positioned at the feeding end of the first conveyer belt, the upper surface of the first conveyer belt is parallel to the lower surface of the second conveyer belt, the upper surface of the first conveyer belt and the lower surface of the second conveyer belt form a channel, the rotating directions of the first roller and the second roller are opposite, and the rotating speeds of the first roller and the second roller are equal;
the code spraying mechanism arranged at the discharge end of the second conveyor comprises a main control box fixed on a base of the frame, a spray head connected with the main control box through a guide pipe, a position sensor electrically connected with the main control box through a first lead and a dryer electrically connected with the main control box through a second lead, wherein the spray head, the position sensor and the dryer are arranged below a top plate.
In a further embodiment, the first motor is arranged below the feeding end of the first conveying belt, so that a channel formed by the upper surface of the first conveying belt and the lower surface of the second conveying belt can be prevented from being blocked by the first motor, the convenience in observing the processing process of the bagged water-soluble fertilizer is achieved, the output shaft of the first motor is connected with the first chain wheel through a key, the end part of the first roller at the feeding end of the first conveying machine is connected with the second chain wheel through a key, and the first chain wheel is connected with the second chain wheel through a chain.
In a further embodiment, the second motor is arranged above the feeding end of the second conveying belt, so that a channel formed by the upper surface of the first conveying belt and the lower surface of the second conveying belt can be prevented from being blocked by the second motor, the purpose of conveniently observing the processing process of bagged water-soluble fertilizer is achieved, the output shaft of the second motor is connected with a third chain wheel through a key, the end part of a second roller at the feeding end of the second conveying belt is connected with a fourth chain wheel through a key, and the third chain wheel is connected with the fourth chain wheel through a chain.
In a further embodiment, the spray head is closest to the discharge end of the second conveyor, the dryer is farthest from the discharge end of the second conveyor, the position sensor is located between the spray head and the dryer, the bagged water-soluble fertilizer can be sensed by the position sensor after reaching the lower portion of the spray head and then sends an electric signal to the main control box, then the main control box controls the spray head to spray ink to spray codes on the bagged water-soluble fertilizer, the problems that the spray head sprays the ink between the two bagged water-soluble fertilizers to cause empty spraying, wrong spraying, missing spraying and the like are avoided, the bagged water-soluble fertilizer reaches the lower portion of the dryer to perform drying treatment on the ink after the code is sprayed on the bagged water-soluble fertilizer, the problems that the ink is erased, fuzzy and the like due to non-drying are avoided, and the quality of the code spraying is guaranteed.
In a further embodiment, the distances from the lower surfaces of the spray head, the position sensor and the dryer of the code spraying mechanism to the upper surface of the first conveyor are all larger than the distances from the lower surface of the second conveyor to the upper surface of the first conveyor, and after the water-soluble fertilizer in the bags is shaped by the second conveyor, the heights of the water-soluble fertilizer in the bags are the same, so that the spray head, the position sensor and the dryer can be prevented from contacting the water-soluble fertilizer in the bags, and the fault rate of code spraying equipment is reduced.
In a further embodiment, a touch screen is arranged on the main control box, a main control computer and an ink box are arranged in the main control box, the touch screen and the ink box are electrically connected with the main control computer respectively, the sprayed code shape prestored in the main control computer can be previewed through the touch screen, the sprayed code shape prestored in the main control computer can be edited, whether the state of ink in the ink box is suitable for working or not can be detected through the main control computer, and the main control computer which is not suitable for working can display early warning information on the touch screen.
In further embodiment, the shower nozzle passes through the pipe and is connected with the ink horn, in the ink horn can transmit the shower nozzle through the pipe, the shower nozzle, position sensor and desiccator pass through the wire and are connected with the master control computer electricity, can the master control computer can detect the position of water-soluble fertile in bags through position sensor, then control the inkjet time of shower nozzle, thereby avoided the shower nozzle to spout the ink and cause the air-blast between two water-soluble in bags fertile, the mistake is spouted and is leaked the scheduling problem, can be through the temperature of master control computer to the desiccator, the start-up time is controlled, carry out accurate control to the drying temperature of ink, the energy consumption of desiccator has been reduced, the desiccator high temperature has been avoided taking place danger.
In a further embodiment, a plurality of small-aperture spray holes are densely distributed at the bottom end of the spray head and communicated with the ink box through a guide pipe, the main control computer controls the opening and closing of the spray holes through a lead, the main control computer controls the opening and closing of the spray holes at different positions to enable ink to be sprayed out from different spray holes, and the ink at different positions is sprayed on the bagged water-soluble fertilizer to form a pattern preset by the main control computer to finish code spraying.
Has the advantages that: adjust the height of fixing the roof on adjusting screw through adjusting screw, can adjust the height of fixing the second conveyer belt on the roof simultaneously, the shower nozzle, position sensor and desiccator, reach the purpose that adapts to the water-soluble fertilizer of the bagging-off of equidimension not, after the whole pressure of first conveyer belt and second conveyer belt, the bulge of the water-soluble fertilizer of bagging-off is flattened, the depressed part is filled up, the even back of coming out of between first conveyer belt and the second conveyer belt of water-soluble fertilizer in bags spouts the sign indicating number, the sign indicating number quality problem that appears because of the surperficial unevenness of wrapping bag has been solved to water-soluble fertilizer, the quality of spouting the sign indicating number has further been improved to the drying through the desiccator after spouting the sign indicating number completion.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an axis measuring view of the present invention.
Fig. 3 is an axial view of the sprinkler head of the present invention.
The reference numerals shown in fig. 1 to 3 are: the printing device comprises a rack 1, a first conveyor 2, a second conveyor 3, a code spraying mechanism 4, a base 11, an adjusting screw 12, a top plate 13, a first roller 21, a first conveying belt 22, a first motor 23, a first chain wheel 24, a second chain wheel 25, a supporting rod 26, a first fixed block 27, a second roller 31, a second conveying belt 32, a second motor 33, a third chain wheel 34, a fourth chain wheel 35, a second fixed block 36, a main control box 41, a spray head 42, a position sensor 43, a dryer 44, a guide pipe 45, a lead wire 46, a bottom plate 111, adjusting feet 112, a touch screen 411, a main control computer 412 and an ink box 413.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the present invention.
The utility model provides a be used for water-soluble fertile production to spout a yard equipment includes: the bottom plate 111 is a rectangular steel plate made of Q235 carbon steel, a through hole is formed in each of four corners of the bottom plate 111, a plurality of threaded holes are formed in the middle of the bottom plate 111 and used for mounting the first conveyor 2 and the adjusting screw 12, the surface of the bottom plate 111 is blackened to prevent rusting, and the service life of the bottom plate 111 is prolonged.
Six bracing pieces 26, for square pipe both ends welding has square steel sheet, the four corners of square steel sheet is opened there is the through-hole, the surface paint treatment.
Four adjusting feet 112, model EV175-1212, each adjusting foot 112 is provided with two nuts.
Eight adjusting screw 12, the both sides of every adjusting screw 12 intermediate position all opened the side plane, conveniently use the spanner to install adjusting screw 12, and the surface of every adjusting screw 12 all blackens and handles and prevent to rust, improves adjusting screw 12's life.
The top plate 13 is a rectangular aluminum plate made of No. 3003 aluminum alloy, two rows of through holes matched with the adjusting screw rods 12 are formed in the periphery of the top plate 13, a plurality of threaded holes are formed in the middle of the top plate 13, and square grooves are further formed in the middle and one edge of the top plate 13.
The first conveyor 2 is a linear belt conveyor and comprises a plurality of first rollers 21, a first conveyor belt 22, a first motor 23, a first chain wheel 24 and a second chain wheel 25, wherein the first rollers 21 are made of stainless steel clad rollers, good stability and transmission force can be ensured in all-weather environment to ensure long-time operation of the equipment because the first rollers 21 are made of stainless steel, one end of one first roller 21 in the plurality of first rollers 21 in the central axial direction extends and is milled with a key slot, the rest first rollers 21 are identical in size and shape, two ends of the plurality of first rollers 21 are fixed on a first fixing block 27 of a cuboid through bearings, the first roller 21 extending at one end in the central axial direction is fixed at the top end of the first fixing block 27 through a bearing, the rest first rollers 21 are sequentially arranged in a row and are fixed on the first fixing block 27 through bearings, the first fixing block 27 is made of No. 3003 aluminum alloy, threaded holes are formed in the periphery of the first fixing block 27, and the surface of the first fixing block 27 is subjected to chromium plating treatment; the first conveyer belt 22 is made of rubber, and the length of the first conveyer belt can be sleeved on the first rollers 21 at two ends of the first fixing block 27; the first motor 23 is 220WD-M60010-72V, and the first motor 23 is fixed on the bottom plate 111 by using screws to provide power for the first conveyor 2; the first sprocket 24 and the second sprocket 25 are of the SPBC35 type, the first sprocket 24 is fixed to the output shaft of the first motor 23 by a key joint, and the second sprocket 25 is fixed to the extended end of the first roller 21 having the extended end by a key joint.
The second conveyor 3: the linear belt conveyor comprises a plurality of second rollers 31, a second conveying belt 32, a second motor 33, a third chain wheel 34 and a fourth chain wheel 35, wherein the second rollers 31 are made of stainless steel clad rollers, good stability and transmission force can be guaranteed in all-weather environment to ensure long-time operation of the equipment due to the fact that the stainless steel clad rollers are made of stainless steel, one second roller 31 in the plurality of second rollers 31 extends towards one end in the central axial direction and is milled with a key groove, the other second rollers 31 are identical in size and shape, two ends of the plurality of second rollers 31 are fixed on a cuboid second fixing block 36 through bearings, the second rollers 31 extending towards one end in the central axial direction are fixed at the top end of the second fixing block 36 through bearings, the other second rollers 31 are sequentially arranged in a row and are fixed on the second fixing block 36 through bearings, the second fixing block 36 is made of No. 3003 aluminum alloy, through holes are formed in the periphery of the second fixing block 36, performing surface chromium plating treatment on the first fixing block 27; the second conveyer belt 32 is made of a polyester net dust collection material, can remove dust on the surface of the bagged water-soluble fertilizer while shaping the bagged water-soluble fertilizer, further improves the code spraying quality of the code spraying mechanism 4, and can be sleeved on the first rollers 21 at two ends of the first fixing block 27 in length; the model of the second motor 33 is 220WD-M60010-72V, and the second motor 33 is fixed on the top plate 13 by using screws to provide power for the second conveyor 3; the third sprocket 34 and the fourth sprocket 35 are of the SPBC35 type, the third sprocket 34 is fixed to the output shaft of the second motor 33 by a key joint, and the fourth sprocket 35 is fixed to the extended end of the first roller 21 having the extended end by a key joint.
Code spraying mechanism 4: the multifunctional intelligent control device comprises a main control box 41, a spray head 42, a position sensor 43 and a dryer 44, wherein a touch screen 411 is fixed on the main control box 41, a main control computer 412 and an ink box 413 are fixed in the main control box 41, the main control box 41 is a box body made of 304 stainless steel, a square hole is obliquely formed in the top end of the main control box 41 and used for fixing the touch screen 411, the touch screen 411 is fixed on the main control box 41 through screws, a threaded hole is formed in the main control box 41, the main control computer 412 and the ink box 413 are fixed in the main control box through screws, and a through hole is formed in the bottom end of the main control box 41 and used for fixing;
the spray head 42, the touch screen 411, the main control computer 412 and the ink box 413 are parts of a 9018 type small-character code spraying machine which have an automatic cleaning function and can adapt to severe working environments such as dustiness, pollution and the like of a workshop for producing water soluble fertilizer, the spray head 42 is ZM2588 in type, and through holes are formed in the periphery of the top end of the spray head 42; the position sensor 43 is a LR-W500C photosensor; the dryer 44 is a convection dryer 44, through holes are formed in the periphery of the top end of the dryer 44, air blowing openings are formed in the bottom end of the dryer 44, and dry hot air is blown out from the air blowing openings in the bottom end of the dryer 44 to dry the bagged water-soluble fertilizer.
The assembling process comprises the following steps: firstly, fixing four adjusting feet 112 below four corners of the bottom plate 111 by using nuts, and then fixing six support rods 26 on the bottom plate 111 by using screws, so as to finish the assembly of the base 11; then the assembly of the first conveyor 2 is completed by fixing the first fixing block 27 of the first conveyor 2 to the base plate 111 using screws;
then, the eight adjusting screws 12 are screwed into threaded holes of the bottom plate 111, the adjusting screws 12 are fixed on the bottom plate 111 through nuts, then the second fixing block 36 of the second conveyor 3 is fixed on the top plate 13 through screws, the spray head 42, the position sensor 43 and the dryer 44 are sequentially fixed on the top plate 13 through screws, then one surface on which the second conveyor 3, the spray head 42, the position sensor 43 and the dryer 44 are fixed faces the bottom plate 111, then the top plate 13 is fixed on the adjusting screws 12 through nuts, and then the main control box 41 is fixed on the bottom plate 111 through screws, so that the assembly of the rack 1 and the position fixing of the first conveyor 2, the second conveyor 3, the spray head 42, the position sensor 43, the dryer 44 and the main control box 41 are completed; the head 42, the position sensor 43 and the dryer 44 are then connected to the main control computer 412 using the lead wires 46, and the head 42 and the ink cartridge 413 are then connected to each other using the lead wires 45, thereby completing the assembly.
The working principle is as follows: switching on a code spraying device, starting up, then opening a main control computer 412, checking the state of an ink box 413, presetting a code spraying pattern by using a touch screen 411, then adjusting the height of a top plate 13 by adjusting the height of a nut on an adjusting screw 12 according to the size of the bagged water-soluble fertilizer, enabling a second conveyor 3, a spray head 42, a position sensor 43 and a dryer 44 to adapt to the size of the bagged water-soluble fertilizer, then starting a first conveyor 2 and a second conveyor 3, then putting the bagged water-soluble fertilizer on the first conveyor 2, enabling the rotation speeds of the first roller 21 and the second roller 31 to be matched when the bagged water-soluble fertilizer passes through the first conveyor 2 and the second conveyor 3, enabling the movement between the first conveyor 22 and the second conveyor 32 to be stable due to the fact that the first motor 23 and the second motor have the same rotation speed and the opposite rotation directions, and ensuring that the bagged water-soluble fertilizer stably passes through a channel between the first conveyor 2 and the second conveyor 3, the rotating directions of the first roller 21 and the second roller 31 are opposite, so that the moving directions of the first conveyer belt 22 and the second conveyer belt 32 are consistent, the situation that the bagged water-soluble fertilizer cannot turn over between the first conveyer 2 and the second conveyer 3 is ensured, because of the parallelism between the first conveyor 2 and the second conveyor 3, the first rollers 21 have a supporting effect on the first conveyor belt 22, the second rollers 31 have a supporting effect on the second conveyor belt 32, it is ensured that no bending occurs between the first conveyor belt 22 and the second conveyor belt 32 ensuring parallelism, therefore, the convex parts of the bagged water-soluble fertilizer are flattened, the concave parts are supplemented, finally, the bagged water-soluble fertilizer is discharged from the second conveyor 3 with a smooth surface, is sensed by the position sensor 43 after passing through the sprayer 42, is sprayed with ink by the sprayer 42, and is dried by the dryer 44 to finish the code spraying process; after the spray head 42 finishes spraying ink, the bagged water-soluble fertilizer leaves under the spray head 42, and after the position sensor 43 senses that no object exists under the spray head 42, the next bagged water-soluble fertilizer reaches under the spray head 42 and then the main control computer 412 controls the spray head 42 to spray ink again.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical concept of the present invention can be modified to perform various equivalent transformations, which all belong to the protection scope of the present invention.
Claims (8)
1. The utility model provides a be used for water-soluble fertile production to spout a yard equipment which characterized in that includes:
the rack (1) comprises a base (11), a plurality of adjusting screws (12) fixed on the base (11) and a top plate (13) fixed on the adjusting screws (12);
the first conveyor (2) arranged on the base (11) comprises a plurality of first rollers (21), a first conveying belt (22) sleeved on the first rollers (21) and a first motor (23) fixed on the rack (1), wherein the first motor (23) is in chain connection with the first rollers (21);
the second conveyor (3) is arranged below the top plate (13) and comprises a plurality of second rollers (31), a second conveying belt (32) sleeved on the second rollers (31) and a second motor (33) fixed on the rack (1) and used for providing power for the second conveyor (3), and the second motor (33) is in chain connection with the second rollers (31);
the second conveying belt (32) is positioned at the feeding end of the first conveying belt (22), the upper surface of the first conveying belt (22) is parallel to the lower surface of the second conveying belt (32), the upper surface of the first conveying belt (22) and the lower surface of the second conveying belt (32) form a channel, the rotating directions of the first roller (21) and the second roller (31) are opposite, and the rotating speeds of the first roller (21) and the second roller (31) are matched;
the code spraying mechanism (4) arranged at the discharge end of the second conveyor (3) comprises a main control box (41) fixed on a base (11) of the rack (1), a spray head (42) connected with the main control box (41) through a guide pipe (45), a position sensor (43) electrically connected with the main control box (41) and a dryer (44) electrically connected with the main control box (41), wherein the spray head (42), the position sensor (43) and the dryer (44) are arranged below the top plate (13).
2. The device for producing water-soluble fertilizer and spraying codes as claimed in claim 1, is characterized in that: the first motor (23) is arranged below the feeding end of the first conveying belt (22), the output shaft of the first motor (23) is connected with a first chain wheel (24) through a key, the end part of the first roller (21) at the feeding end of the first conveying belt (22) is connected with a second chain wheel (25) through a key, and the first chain wheel (24) is in chain connection with the second chain wheel (25).
3. The device for producing water-soluble fertilizer and spraying codes as claimed in claim 1, is characterized in that: the second motor (33) is arranged above the feeding end of the second conveying belt (32), the output shaft of the second motor (33) is connected with a third chain wheel (34) through a key, the end part of the second roller (31) at the feeding end of the second conveying belt (32) is connected with a fourth chain wheel (35) through a key, and the third chain wheel (34) is in chain connection with the fourth chain wheel (35).
4. The device for producing water-soluble fertilizer and spraying codes as claimed in claim 1, is characterized in that: the spray head (42) is nearest to the discharge end of the second conveyor (3), the dryer (44) is farthest from the discharge end of the second conveyor (3), and the position sensor (43) is located between the spray head (42) and the dryer (44).
5. The device for producing water-soluble fertilizer and spraying codes as claimed in claim 1, is characterized in that: the distance from the lower surface of a spray head (42), a position sensor (43) and a dryer (44) of the code spraying mechanism (4) to the upper surface of the first conveyor (2) is larger than the distance from the lower surface of the second conveyor (3) to the upper surface of the first conveyor (2).
6. The device for producing water-soluble fertilizer and spraying codes as claimed in claim 1, is characterized in that: the touch screen (411) is arranged on the main control box (41), the main control computer (412) and the ink box (413) are arranged in the main control box (41), and the touch screen (411) and the ink box (413) are electrically connected with the main control computer (412) respectively.
7. The device for producing water-soluble fertilizer and spraying codes as claimed in claim 6, is characterized in that: the spray head (42) is connected with the ink box (413) through a conduit (45), and the spray head (42), the position sensor (43) and the dryer (44) are electrically connected with the main control computer (412) through a lead (46).
8. The device for producing water-soluble fertilizer and spraying codes as claimed in claim 7, is characterized in that: the bottom end of the spray head (42) is densely arranged with a plurality of small-bore spray holes which are communicated with the ink box (413) through a guide pipe (45), and the master control computer (412) controls the opening and closing of the spray holes through a lead (46).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920586244.0U CN209988227U (en) | 2019-04-26 | 2019-04-26 | Be used for water-soluble fertile production to spout a yard equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920586244.0U CN209988227U (en) | 2019-04-26 | 2019-04-26 | Be used for water-soluble fertile production to spout a yard equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209988227U true CN209988227U (en) | 2020-01-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920586244.0U Active CN209988227U (en) | 2019-04-26 | 2019-04-26 | Be used for water-soluble fertile production to spout a yard equipment |
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| CN (1) | CN209988227U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113079791A (en) * | 2021-03-10 | 2021-07-09 | 重庆水利电力职业技术学院 | A full automatization intelligence fertilization device that waters for flowers are cultivated |
-
2019
- 2019-04-26 CN CN201920586244.0U patent/CN209988227U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113079791A (en) * | 2021-03-10 | 2021-07-09 | 重庆水利电力职业技术学院 | A full automatization intelligence fertilization device that waters for flowers are cultivated |
| CN113079791B (en) * | 2021-03-10 | 2022-03-29 | 重庆水利电力职业技术学院 | A full automatization intelligence fertilization device that waters for flowers are cultivated |
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Address after: 211100 Quanshui community, Dongshan street, Jiangning District, Nanjing City, Jiangsu Province Patentee after: Nanjing ningliang Environmental Protection Group Co.,Ltd. Address before: 211100 Quanshui community, Dongshan street, Jiangning District, Nanjing City, Jiangsu Province Patentee before: NANJING NINGLIANG BIOLOGICAL FERTILIZER Co.,Ltd. |