CN114451088A - A soil amendment spraying apparatus for agricultural production - Google Patents
A soil amendment spraying apparatus for agricultural production Download PDFInfo
- Publication number
- CN114451088A CN114451088A CN202111586071.0A CN202111586071A CN114451088A CN 114451088 A CN114451088 A CN 114451088A CN 202111586071 A CN202111586071 A CN 202111586071A CN 114451088 A CN114451088 A CN 114451088A
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- shell
- rotating shaft
- storage box
- agricultural production
- rod
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- 238000005507 spraying Methods 0.000 title claims abstract description 22
- 238000012271 agricultural production Methods 0.000 title claims abstract description 17
- 239000002364 soil amendment Substances 0.000 title claims description 13
- 238000003860 storage Methods 0.000 claims abstract description 42
- 238000007599 discharging Methods 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 18
- 230000005540 biological transmission Effects 0.000 claims description 14
- 244000309464 bull Species 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 239000003516 soil conditioner Substances 0.000 abstract description 15
- 239000002689 soil Substances 0.000 abstract description 8
- 239000007921 spray Substances 0.000 abstract description 6
- 230000006872 improvement Effects 0.000 abstract description 4
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 206010066054 Dysmorphism Diseases 0.000 description 1
- 230000004071 biological effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 230000008635 plant growth Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B77/00—Machines for lifting and treating soil
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Soil Working Implements (AREA)
Abstract
The invention relates to soil improvement equipment, in particular to soil improvement agent spraying equipment for agricultural production. The technical problem of the invention is that: the soil conditioner spraying equipment for agricultural production is low in labor intensity, high in working efficiency and even in spraying. The technical scheme is as follows: a soil conditioner spraying apparatus for agricultural production, casing and handle, there are handles on one side of the casing; the bottom of the shell is provided with a moving component; the upper part of the shell is fixedly provided with a storage box; the adjusting assembly is arranged between the storage box and the shell; the discharging component is arranged on the adjusting component. Through adjusting part and ejection of compact subassembly when the density that needs increase to spray, continue rotatory hand wheel, when the density that needs reduce to spray, the contrarotation hand wheel, easy operation has improved peasant's work efficiency.
Description
Technical Field
The invention relates to soil improvement equipment, in particular to soil conditioner spraying equipment for agricultural production.
Background
Soil conditioners are mainly used for improving the physical, chemical and biological properties of soil to make the soil more suitable for plant growth, and are not materials mainly providing plant nutrients, and are all called soil conditioners.
The existing soil conditioner spraying equipment for soil improvement has the following defects: soil amendment needs the manual work to wave and spills, and intensity of labour is big, and work efficiency is low, and the manual work waves and spills the even degree that can change the amendment along with people's walking speed to can't guarantee the even degree of amendment.
Aiming at the problems existing at present, the equipment which is low in labor intensity, high in working efficiency and even in spraying is designed.
Disclosure of Invention
In order to overcome the defects that the soil conditioner needs to be manually volatilized, the labor intensity is high, the working efficiency is low, the uniformity of the conditioner can be changed along with the walking speed of people when the soil conditioner is manually volatilized, and the uniformity of the conditioner cannot be ensured, the technical problem of the invention is as follows: the soil conditioner spraying equipment for agricultural production is low in labor intensity, high in working efficiency and even in spraying.
The technical scheme of the invention is as follows: a soil conditioner spraying apparatus for agricultural production comprises a shell and a handle, wherein the handle is arranged on one side of the shell; the bottom of the shell is provided with a moving component; the upper part of the shell is fixedly provided with a storage box; the adjusting assembly is arranged between the storage box and the shell; the adjusting component is provided with a discharging component; a material distributing plate is arranged on one side of the bottom in the shell; a transmission assembly; a transmission component is arranged between the moving component and the shell; the knocking component is arranged between the transmission component and the storage box.
Further, the moving assembly comprises a double-shaft servo motor, and the double-shaft servo motor is arranged on one side of the bottom in the shell; the output shafts on the two sides of the double-shaft servo motor are respectively provided with a first rotating shaft; a second rotating shaft is rotatably arranged on one side of the bottom of the shell; the two ends of the second rotating shaft and one side of the bottom of the shell are respectively provided with a roller, and the rollers on one side are rotatably connected with the shell; the outer side of the first rotating shaft and the two sides of the second rotating shaft are respectively provided with a driving wheel; the belt is wound between the driving wheels at two sides of the belt.
Further, the adjusting assembly comprises a screw rod, the screw rod is rotatably arranged on one side of the storage box, and one end of the screw rod penetrates through the shell; one end of the screw rod is fixedly provided with a hand wheel; the lower part of the storage box is slidably provided with a movable frame, and the movable frame is in threaded connection with the screw rod.
Further explaining, the discharging assembly comprises a mounting frame, and the movable frame is provided with the mounting frame in a sliding manner; the contact frame is arranged on one side of the middle part of the mounting frame in a sliding mode, and one side of the contact frame is in contact with the storage box; the mounting frame is rotatably provided with a baffle plate, and the contact frame is matched with the baffle plate; first spring all is connected with first spring between mounting bracket both sides and the storage case.
Further, the transmission assembly comprises gears, and the end parts of the first rotating shafts on the two sides are provided with the gears; a third rotating shaft is rotatably arranged on one side in the shell and is positioned on one side of the first rotating shaft; the contact wheel and the other gear are arranged on the third rotating shaft, the contact wheel is positioned in front of the gear, and the two gears are meshed; the equal rotary type in bull stick, casing one side is equipped with the bull stick, bull stick and contact wheel cooperation.
Further explaining, the knocking component comprises knocking rods, and the knocking rods are rotatably arranged on the lower portion of one side of the storage box at uniform intervals; the torsion springs are connected between the material storage box and each knocking rod; the connecting rods are arranged between the knocking rods in a penetrating manner; the connecting rod, the equal rotary type in connecting rod both ends are equipped with the connecting rod, and the both sides connecting rod other end all is connected with bull stick upper end rotary type.
Further explaining, the device also comprises an auxiliary assembly, wherein the auxiliary assembly comprises a movable frame, and the movable frame is arranged in the middle of the material distributing plate in a sliding manner; the mounting block is fixedly arranged on the material distributing plate and is positioned above the movable frame; the lower part of one side of the storage box and the top in the mounting block are provided with guide wheels; the mounting block is provided with a sliding block in a sliding manner, and the sliding block is provided with a special-shaped groove; the middle of the top of the movable frame is fixedly provided with a fixed rod which is matched with the special-shaped groove; one end of the pull rope is connected with the middle part of the connecting rod, and the other end of the pull rope bypasses the guide wheel and then is connected with one side of the sliding block; and a second spring is connected between the mounting block and the sliding block.
Further, the handle part of the handle is made of rubber.
Compared with the prior art, the invention has the following advantages: 1. through adjusting part and ejection of compact subassembly when the density that needs increase to spray, continue rotatory hand wheel, when the density that needs reduce to spray, the contrarotation hand wheel, easy operation has improved peasant's work efficiency.
2. The lower part of the material storage frame can be continuously knocked in the working process of the device through the transmission assembly and the knocking assembly, so that the blockage of a material storage frame discharge port is avoided.
3. Soil conditioner in can making the branch flitch further disperse through auxiliary assembly, what messenger's device sprayed is more even.
Drawings
Fig. 1 is a schematic perspective view of a first embodiment of the present invention.
Fig. 2 is a schematic perspective view of a second embodiment of the present invention.
Fig. 3 is a schematic perspective view of the moving assembly of the present invention.
FIG. 4 is a schematic diagram of a first partial structure according to the present invention.
Fig. 5 is a schematic perspective view of the adjusting assembly and the blanking assembly of the present invention.
Fig. 6 is an enlarged view of a portion a of the present invention.
Fig. 7 is a partial structural schematic diagram of the blanking assembly of the present invention.
Fig. 8 is a partial structural schematic view of the transmission assembly of the present invention.
FIG. 9 is a perspective view of the drive assembly and rapper assembly of the present invention.
Fig. 10 is a perspective view of the auxiliary assembly of the present invention.
Fig. 11 is an enlarged view of part B of the present invention.
Reference numbers in the drawings: 1. the device comprises a shell, 2, a handle, 3, a moving assembly, 301, a double-shaft servo motor, 302, a first rotating shaft, 303, a second rotating shaft, 304, a roller, 305, a transmission wheel, 306, a belt, 4, a storage box, 5, an adjusting assembly, 501, a screw rod, 502, a hand wheel, 503, a movable frame, 6, a discharging assembly, 601, a mounting frame, 602, a contact frame, 603, a baffle, 604, a first spring, 7, a material separating plate, 8, a transmission assembly, 801, a gear, 802, a third rotating shaft, 803, a contact wheel, 804, a rotating rod, 9, a knocking assembly, 901, a knocking rod, 902, a torsion spring, 903, a connecting rod, 904, a connecting rod, 10, an auxiliary assembly, 1001, a movable frame, 1002, a mounting block, 1003, a guide wheel, 1004, a sliding block, 1005, a fixed rod, 1006, a pull rope, 1007, a second spring, 1008 and a special-shaped groove.
Detailed Description
Although the present invention may be described with respect to particular applications or industries, those skilled in the art will recognize the broader applicability of the invention. Those of ordinary skill in the art will recognize other factors such as: terms such as above, below, upward, downward, and the like are used to describe the accompanying drawings and are not meant to limit the scope of the invention, which is defined by the appended claims. Such as: any numerical designation of first or second, and the like, is merely exemplary and is not intended to limit the scope of the invention in any way.
Example 1
The utility model provides a soil amendment spraying apparatus for agricultural production, as shown in fig. 1-9, including casing 1, handle 2, remove subassembly 3, storage case 4, adjusting part 5, ejection of compact subassembly 6, divide flitch 7, transmission assembly 8 and strike subassembly 9, casing 1 right side is equipped with handle 2, removal subassembly 3 is installed to casing 1 bottom, casing 1 upper portion is fixed and is equipped with storage case 4, install adjusting part 5 between storage case 4 and the casing 1, install ejection of compact subassembly 6 on the adjusting part 5, branch flitch 7 is installed on bottom right side in the casing 1, install transmission assembly 8 between removal subassembly 3 and the casing 1, install between transmission assembly 8 and the storage case 4 and strike subassembly 9.
Remove subassembly 3 including biax servo motor 301, first pivot 302, second pivot 303, gyro wheel 304, drive wheel 305 and belt 306, biax servo motor 301 is installed on the left of bottom in casing 1, all install first pivot 302 on the output shaft of both sides around biax servo motor 301, 1 bottom left side rotary type of casing is equipped with second pivot 303, second pivot 303 both ends all are equipped with gyro wheel 304, equal rotary type is equipped with gyro wheel 304 around 1 bottom right side of casing, both sides all are equipped with drive wheel 305 around the first pivot 302 outside and the second pivot 303, all the round joint has belt 306 between the drive wheel 305 of front and back both sides.
The adjusting assembly 5 comprises a screw rod 501, a hand wheel 502 and a movable frame 503, the screw rod 501 is rotatably arranged on the left side of the storage box 4, the left end of the screw rod 501 penetrates through the shell 1, the hand wheel 502 is fixedly arranged on the left end of the screw rod 501, the movable frame 503 is slidably arranged on the lower portion of the storage box 4, and the movable frame 503 is in threaded connection with the screw rod 501.
Discharging component 6 is including mounting bracket 601, contact frame 602, baffle 603 and first spring 604, and the sliding is equipped with mounting bracket 601 on adjustable shelf 503, all is connected with first spring 604 between both sides and the storage case 4 around mounting bracket 601, and mounting bracket 601 middle part right side sliding is equipped with contact frame 602, and contact frame 602 right side and storage case 4 contact, and mounting bracket 601 right side rotary type is equipped with baffle 603, and contact frame 602 cooperates with baffle 603.
The transmission assembly 8 comprises a gear 801, a third rotating shaft 802, a contact wheel 803 and a rotating rod 804, the third rotating shaft 802 is arranged on the left side of the shell 1 in a front-back rotating mode, the third rotating shaft 802 is positioned on the right side of the first rotating shaft 302, the end parts of the first rotating shafts 302 on the front side and the back side are respectively provided with the gear 801, the third rotating shaft 802 is provided with the contact wheel 803 and another gear 801, the contact wheel 803 is positioned in front of the gear 801, the two gears 801 are meshed, the rotating rod 804 is arranged on the left side of the shell 1 in a front-back rotating mode, and the rotating rod 804 is matched with the contact wheel 803.
People move the device to the land needing to be improved, after a proper amount of soil conditioner is poured into the storage box 4, people rotate the hand wheel 502, the hand wheel 502 rotates to drive the screw rod 501 to rotate, the screw rod 501 drives the movable frame 503 to move leftwards, the movable frame 503 drives the contact frame 602 to move downwards, under the action of the gravity of the soil conditioner, the baffle 603 rotates clockwise by a certain angle to be in contact with the contact frame 602, at the moment, the discharge port of the storage box 4 is opened, the soil conditioner falling from the discharge port falls into the material distribution plate 7 and then slides onto the land from the material distribution plate 7, when the movable frame 503 moves leftwards to be in contact with the mounting frame 503, the movable frame continues to move leftwards to drive the mounting frame 601 to move leftwards, the mounting frame 601 drives the baffle 603 and the contact frame 602 to move leftwards, the first spring 604 is stretched, so that the discharging speed of the soil conditioner can be adjusted, and when the sprayed density needs to be increased, the handwheel 502 is continuously rotated, when the spraying density needs to be reduced, the handwheel 502 is reversely rotated, after the adjustment is completed, people start the double-shaft servo motor 301, the servo motor rotates to drive the first rotating shaft 302 to rotate, the driving wheel 305, the belt 306, the second rotating shaft 303 and the roller 304 driven by the first rotating shaft 302 rotate anticlockwise, the roller 304 rotates to drive the device to move, people hold the handle 2, the moving direction of the device is adjusted through the handle 2, the first rotating shaft 302 can also drive the third rotating shaft 802 and the contact wheel 803 to rotate clockwise through the rotation of the gear 801, the contact wheel 803 contacts the lower end of the rotating rod 804 to drive the rotating rod 804 to rotate clockwise, the rotating rod 804 drives the connecting rod 903 and the knocking rod 901 to rotate anticlockwise through the connecting rod 904, the torsion spring 902 is compressed, when the contact wheel 803 is separated from the rotating rod 804, the knocking rod 901 rotates clockwise to reset under the reset action of the torsion spring 902, the lower part of the right side of the storage box 4 is knocked, the situation that soil conditioner blocks a discharge port of the storage box 4 is avoided, when people do not need to spray the soil conditioner, the double-shaft servo motor 301 is turned off, the screw rod 501 rotates reversely, the screw rod 501 drives the movable frame 503 to move rightwards, the mounting frame 601 moves rightwards simultaneously under the action of the reset of the first spring 604, when the right side of the contact frame 602 contacts the storage box 4, the mounting frame 601 stops moving rightwards, when the movable frame 503 continues moving rightwards and contacts with the left side of the contact frame 602, the movable frame 503 continues moving rightwards to drive the contact frame 602 to move upwards, the contact frame 602 drives the baffle 603 to rotate upwards, and the discharge port of the storage box 4 is closed.
Example 2
On the basis of embodiment 1, as shown in fig. 10 to 11, the auxiliary assembly 10 is further included, the auxiliary assembly 10 includes a movable frame 1001, a mounting block 1002, a guide wheel 1003, a sliding block 1004, a fixed rod 1005, a pull rope 1006 and a second spring 1007, the movable frame 1001 is slidably disposed in the middle of the inside of the material distributing plate 7, the fixed rod 1005 is fixedly disposed in the middle of the top of the movable frame 1001, the mounting block 1002 is fixedly disposed on the material distributing plate 7, the mounting block 1002 is located above the movable frame 1001, the guide wheel 1003 is mounted on the lower portion of the right side of the material storage tank 4 and the upper portion of the left side of the mounting block 1002, the sliding block 1004 is slidably disposed on the mounting block 1002, the second spring 1007 is connected between the mounting block 1002 and the sliding block 1004, a special-shaped groove 1008 is formed on the sliding block 1004, the fixed rod 1005 is matched with the special-shaped groove 1008, one end of the pull rope 1006 is connected to the middle portion of the connecting rod 903, and the other end of the sliding block 1004 is connected to the left side of the sliding block 1004 after bypassing the guide wheel 1003.
Connecting rod 903 anticlockwise rotates and pulls slider 1004 through stay cord 1006 and leading wheel 1003 and moves left, second spring 1007 is stretched, slider 1004 moves left and drives activity frame 1001 to slide back and forth through dysmorphism groove 1008 on slider 1004 and dead lever 1005 on activity frame 1001, when connecting rod 903 clockwise rotates, the effect that resets through first spring 604, slider 1004 moves right, drive activity frame 1001 and slide back and forth, so enable the soil amendment further dispersion in branch flitch 7, make the device spray more evenly.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (8)
1. A soil amendment spraying apparatus for agricultural production, which is characterized in that:
the handle comprises a shell (1) and a handle (2), wherein the handle (2) is arranged on one side of the shell (1);
the bottom of the shell (1) is provided with a moving component (3);
the storage box (4) is fixedly arranged at the upper part of the shell (1);
the adjusting component (5) is arranged between the storage box (4) and the shell (1);
the discharging component (6) is arranged on the adjusting component (5);
a material distributing plate (7), wherein the material distributing plate (7) is arranged on one side of the bottom in the shell (1);
the transmission component (8) is arranged between the moving component (3) and the shell (1);
knocking component (9) is arranged between the knocking component (9) and the transmission component (8) and the storage box (4).
2. A soil amendment spraying device for agricultural production according to claim 1, wherein the mobile assembly (3) comprises:
the double-shaft servo motor (301) is arranged, and the double-shaft servo motor (301) is arranged on one side of the bottom in the shell (1);
the first rotating shaft (302) is mounted on output shafts on two sides of the double-shaft servo motor (301);
a second rotating shaft (303), wherein one side of the bottom of the shell (1) is rotatably provided with the second rotating shaft (303);
the two ends of the second rotating shaft (303) and one side of the bottom of the shell (1) are respectively provided with a roller (304), and the rollers (304) on one side are rotatably connected with the shell (1);
the outer side of the first rotating shaft (302) and the two sides of the second rotating shaft (303) are respectively provided with a driving wheel (305);
the belts (306) are wound between the driving wheels (305) on the two sides of the belt (306).
3. A soil amendment spraying device for agricultural production according to claim 2, wherein the adjustment assembly (5) comprises:
the screw rod (501) is rotatably arranged on one side of the storage box (4), and the screw rod (501) penetrates through the shell (1);
a hand wheel (502) is fixedly arranged at one end of the screw rod (501);
the lower part of the material storage box (4) is provided with a movable frame (503) in a sliding way, and the movable frame (503) is in threaded connection with the screw rod (501).
4. A soil amendment spraying device for agricultural production according to claim 3, wherein the discharge assembly (6) comprises:
the mounting frame (601), the movable frame (503) is provided with the mounting frame (601) in a sliding way;
the contact rack (602) is arranged on one side of the middle part of the mounting rack (601) in a sliding mode, and one side of the contact rack (602) is in contact with the storage box (4);
the baffle (603), the mounting rack (601) is rotatably provided with the baffle (603), and the contact rack (602) is matched with the baffle (603);
first spring (604), all be connected with first spring (604) between mounting bracket (601) both sides and storage case (4).
5. A soil amendment spraying device for agricultural production according to claim 4, wherein the drive assembly (8) comprises:
the end parts of the first rotating shafts (302) on two sides of the gear (801) are provided with the gears (801);
a third rotating shaft (802), wherein the third rotating shaft (802) is rotatably arranged on one side in the shell (1), and the third rotating shaft (802) is positioned on one side of the first rotating shaft (302);
the contact wheel (803) and the other gear (801) are arranged on the third rotating shaft (802), the contact wheel (803) is positioned on one side of the gears (801), and the two gears (801) are meshed;
the rotating rod (804) is rotatably arranged on one side in the shell (1), and the rotating rod (804) is matched with the contact wheel (803).
6. A soil amendment spraying device for agricultural production according to claim 5, wherein the rapping assembly (9) comprises:
the lower part of one side of the storage box (4) is provided with the knocking rods (901) in a rotating mode at uniform intervals;
the torsion spring (902) is connected between the storage box (4) and each knocking rod (901);
the connecting rods (903) are arranged between the knocking rods (901) in a penetrating manner;
connecting rod (904), connecting rod (904) are equipped with connecting rod (904) in the equal rotary type in connecting rod (903) both ends, and both sides connecting rod (904) other end all is connected with bull stick (804) upper end rotary type.
7. A soil amendment spraying device for agricultural production according to claim 6, further comprising an auxiliary assembly (10), wherein the auxiliary assembly (10) comprises:
the movable frame (1001) is arranged in the middle of the material distributing plate (7) in a sliding mode;
the mounting block (1002) is fixedly arranged on the material distributing plate (7), and the mounting block (1002) is positioned above the movable frame (1001);
the guide wheel (1003) is arranged on the lower part of one side of the storage box (4) and the inner top of the mounting block (1002);
the mounting block (1002) is provided with a sliding block (1004) in a sliding mode, and the sliding block (1004) is provided with a special-shaped groove (1008);
the middle of the top of the movable frame (1001) is fixedly provided with a fixed rod (1005), and the fixed rod (1005) is matched with the special-shaped groove (1008);
one end of the pull rope (1006) is connected with the middle part of the connecting rod (903), and the other end of the pull rope (1006) is connected with one side of the sliding block (1004) after bypassing the guide wheel (1003);
and a second spring (1007) is connected between the mounting block (1002) and the sliding block (1004).
8. A soil amendment spraying device for agricultural production according to claim 1, wherein the grip portion of the handle (2) is made of rubber.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202111586071.0A CN114451088B (en) | 2021-12-23 | 2021-12-23 | Soil conditioner spraying equipment for agricultural production |
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Application Number | Priority Date | Filing Date | Title |
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CN202111586071.0A CN114451088B (en) | 2021-12-23 | 2021-12-23 | Soil conditioner spraying equipment for agricultural production |
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CN114451088A true CN114451088A (en) | 2022-05-10 |
CN114451088B CN114451088B (en) | 2023-12-05 |
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CN202111586071.0A Active CN114451088B (en) | 2021-12-23 | 2021-12-23 | Soil conditioner spraying equipment for agricultural production |
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Cited By (1)
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CN114798708A (en) * | 2022-05-11 | 2022-07-29 | 黄芳 | Three-dimensional spreading device for modifying agent for soil remediation |
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CN113597861A (en) * | 2021-08-09 | 2021-11-05 | 龙三玲 | Fertilizer throwing equipment for agricultural ridging |
CN113753275A (en) * | 2021-09-26 | 2021-12-07 | 李珍琴 | Agricultural rice fertilizer encapsulation equipment |
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CN204385587U (en) * | 2014-12-26 | 2015-06-10 | 章丘市公路管理局 | A kind of simple and easy spreader |
CN110250070A (en) * | 2019-06-20 | 2019-09-20 | 余有德 | A kind of feed used for aquiculture sheds machine |
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CN114798708B (en) * | 2022-05-11 | 2024-01-30 | 湖州忻赟科技有限公司 | Modifier three-dimensional broadcasting device for soil remediation |
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