Fertilizing device for forestry planting
By introducing auxiliary push structure and reciprocating motion design into the forestry fertilization device, the problems of low push efficiency and uneven fertilizer spraying on uneven roads are solved, and more efficient operation and more uniform fertilizer fertilization are achieved, which promotes the healthy growth of forests.
Patent Information
- Application Number
- CN202510386711.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-31
- Publication Date
- 2025-05-30
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
The existing forestry fertilization equipment lacks auxiliary push structures, which leads to inefficiency of operators when pushing the equipment on uneven forest roads. At the same time, the equipment fails to achieve the function of uniform spraying fertilizers and deep mixed fertilizers, affecting the growth and quality of forests.
A fertilization device including a support plate, a box and a vertical rod is designed. The long pin and roller rotate through the motor, main bevel gear and secondary bevel gear, thereby achieving auxiliary pushing. At the same time, a reciprocating structure is set up to make the nozzle and inner rod and blades reciprocating circular motion in the box, achieving uniform spraying and deep mixing of fertilizer.
The device makes it easier for the operator to push the device by assisting the push structure, improving work efficiency; through the design of the nozzle and inner rod of the reciprocating structure, a more uniform fertilizer spraying and deep mixing is achieved, promoting the healthy growth of trees and the effective use of soil.
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Figure CN120052142A_ABST
Abstract
Description
Technical Field
[0001] The present invention relates to the technical field of forestry planting, and specifically relates to a fertilizing device for forestry planting. Background Art
[0002] Forestry planting can prevent soil erosion, regulate the climate, and protect biodiversity. At the same time, it can also achieve the purpose of wood supply; During the process of forestry planting, a fertilizing device is required. Reasonable forestry fertilization can improve the fertility of the soil, increase soil nutrients, and thus enable the better growth of wood. At the same time, it improves the quality and yield of the wood. During the process of forestry fertilization, a fertilizing device is required; For example, a multifunctional fertilizing device for forestry with the publication number CN114982439B includes a support plate. A plurality of wheels are uniformly fixed on the bottom surface of the support plate. A scissor lift is fixed on the top surface of the support plate. A first motor is fixedly installed on the top plate of the scissor lift. The driving end of the first motor is fixedly connected to a lead screw. The end of the lead screw is fixed to the top plate of the scissor lift through a lead screw fixing seat. A ball nut matching the lead screw is installed on the lead screw. Through the positioning belt, it is possible to visually and quickly observe whether the forest tree reaches the middle of the annular fixing frame, position the fertilizing position, and improve work efficiency. Adjust the fertilizing position from the main root of the forest tree by sliding the slider. The fertilizer is processed through the work of components such as cylinders and connecting rods, which is convenient for feeding and discharging. This device can also perform deep fertilization and spreading on forest trees according to the specific fertilization requirements of forest trees. It has multiple functions and good fertilization effects, and is very practical; There is also a fertilizer spreading and fertilizing device for forest fruit trees suitable for forest operation with the publication number CN105900581B, which includes a traction suspension frame, a main frame, a transmission mechanism, and walking wheels. A trough-shaped fertilizer box with a discharge port at one end is provided on the main frame. The fertilizer box is connected to the main frame through a pin shaft and can swing around the pin shaft. A lifting mechanism is provided below the fertilizer box; a lifting mechanism is provided on the main frame. The lifting mechanism has a horizontal conveyor belt. A receiving hopper is provided at the bottom end of the conveyor belt and is located below the discharge port of the fertilizer box. Compared with the prior art, it can be applied to the fertilization operations of various forest fruit trees, especially suitable for forest trees growing in rows and with a relatively high growth density, such as shrub crops. It has the advantages of uniform fertilization, high operation quality, and especially the ability to perform cross-row fertilization operations; And a forestry fertilization device with a publication number of CN206602815U. The composition of this product includes: a left circular wall plate and a right circular wall plate. The left circular wall plate and the right circular wall plate are connected by a circular ring plate. There is 1 fertilizer outlet on the circular ring plate. The left circular wall plate has a left central hole, and the right circular wall plate has a right central hole. The left central hole and the right central hole are concentric. Both the left central hole and the right central hole are connected to bearings, and the bearings are connected to a through shaft. The left circular wall plate, the right circular wall plate, and the circular ring plate form a fertilization cavity, which includes a left fertilization cavity and a right fertilization cavity. The through shaft connects the left fertilization cavity and the right fertilization cavity. The through shaft is fixedly connected to a limit sleeve. The limit sleeve is located between the left fertilization cavity and the right fertilization cavity and is used for forestry fertilization with accurate fertilization positions. During the working process, the forest road is uneven, which will affect the operator's pushing process of the device. And the device in the above application does not have a structure for auxiliary pushing, bringing unnecessary trouble to the operator's work. At the same time, during the fertilization process, the uniformity of fertilization and the degree of fertilizer mixing are extremely important. However, the device in the above application does not have a structure for evenly spraying fertilizer and deeply mixing fertilizer, which will then affect the growth of forest trees and further affect the quality of forest trees.
[0003] In view of the above problems, it is urgent to innovate and design on the basis of the original fertilization device for forestry planting. Summary of the Invention
[0004] The purpose of the present invention is to provide a fertilization device for forestry planting to solve the problems proposed in the above background technology, namely, not having a structure for auxiliary pushing, bringing unnecessary trouble to the operator's work, and not having a structure for evenly spraying fertilizer and deeply mixing fertilizer, which will then affect the growth of forest trees and further affect the quality of forest trees.
[0005] To achieve the above purpose, the present invention provides the following technical solution: A fertilization device for forestry planting includes a support plate, a box body, and a vertical rod. A long pin is rotatably provided on the lower surface of the support plate, and rollers are fixedly connected to the ends on both sides of the long pin. And a handle is fixedly connected to the upper surface of the support plate. The box body is fixedly connected to the upper surface of the support plate. A connecting plate is fixedly connected to the inner wall of the box body. An inner rod is rotatably provided inside the connecting plate. And blades are fixedly connected at equal intervals on the surface of the inner rod. A vertical column is fixedly connected to the upper surface of the inner rod. The vertical rod is fixedly connected to the upper surface of the support plate. A connecting shaft is rotatably provided inside the vertical rod. It also includes: A motor, the motor is bolted to the lower surface of the support plate, and a pump is bolted to the upper surface of the support plate. A main bevel gear is fixedly connected to the end of the output end of the motor, and a cam is fixedly connected to the middle position of the output end of the motor; A vertical plate, the vertical plate is fixedly connected to the upper surface of the support plate, a rotating shaft is rotatably arranged inside the vertical plate, a connecting gear is fixedly connected to the surface of the rotating shaft, and the vertical plates are symmetrically distributed about the center of the connecting gear. A limiting rod is fixedly connected to the surface of the vertical plate, and a pulley group is sleeved and connected to the surface of the rotating shaft; A strip, a limiting groove is formed on the surface of the strip, the lower surface of the strip is attached to the cam, and teeth are fixedly connected to the front and rear sides of the strip at equal intervals; A nozzle, the nozzle is fixedly connected to the surface of the connecting shaft, the nozzle is connected to the output end of the pump through an external hose, and the input end of the pump is connected to the lower surface of the box body through an external hose; An external rod, the external rod is fixedly connected to the upper surface of the strip, and a push rod is fixedly connected to the side surface of the external rod; An elastic resetting scroll spring is fixedly connected to the surface of the inner rod, and the other side of the scroll spring is fixedly connected to the inner wall of the connecting plate.
[0006] Preferably, the long pins are symmetrically distributed about the center of the support plate, and a sub-bevel gear meshing with the main bevel gear is fixedly connected to the surface of the right long pin.
[0007] Preferably, the connecting gears are symmetrically distributed on both sides of the strip.
[0008] Preferably, the other side of the pulley group is sleeved and connected to the surface of the connecting shaft, the connecting shaft penetrates through the inside of the vertical rod, and the nozzles are equally spaced on the surface of the connecting shaft.
[0009] Preferably, the connecting plate has a crisscross structure in a top view.
[0010] Preferably, a guiding groove is formed on the surface of the column.
[0011] Preferably, the end of the push rod is located inside the guiding groove, and the guiding groove is inclined.
[0012] Preferably, the limiting rods correspond to the limiting grooves one by one, and the ends of the limiting rods are located inside the limiting grooves.
[0013] Compared with the prior art, the beneficial effects of the present invention are as follows: The fertilizing device for forestry planting adopts a new structural design. By setting a motor, a main bevel gear and a secondary bevel gear, it makes it easier for the operator to push the support plate. At the same time, a reciprocating structure is set, so that during the movement of the support plate, the spray head makes a reciprocating circular motion, thereby increasing the spraying range of the spray head, that is, the spray head can spray fertilizers more evenly, which is convenient for the growth of forest trees. During the movement of the support plate, the inner rod and the blade will make a reciprocating circular motion inside the box body. The blade can deeply mix the fertilizers, which is convenient for the fertilizers to exert their efficacy, so that the forest trees and the soil can better absorb the efficacy. The specific content is as follows: When the fertilizing device for forestry planting is in use, pour the required liquid fertilizer into the box body and start the pump machine. At this time, the fertilizer inside the box body is sprayed out through the external hose and the spray head to fertilize the forest trees and the soil. At the same time, it is necessary to start the motor. The motor drives the long pin and the roller to rotate through the main bevel gear and the secondary bevel gear, making it easier for the operator to push the support plate and the box body through the handle, playing an auxiliary pushing role, facilitating coping with uneven roads in forestry and improving the working efficiency of the operator: When the motor rotates in the fertilizing device for forestry planting, the motor drives the cam to rotate synchronously. Then the cam will intermittently push the long strip. At this time, the long strip makes a reciprocating linear motion in the vertical direction under the action of the cam, its own gravity, the limiting groove and the limiting rod. Then the rotating shaft makes a reciprocating circular motion inside the vertical plate under the action of the tooth block and the connecting gear. The rotating shaft drives the connecting shaft and the spray head to rotate synchronously through the pulley group, that is, the spray head also makes a reciprocating circular motion, thereby increasing the spraying range of the spray head, that is, the spray head can spray fertilizers more evenly, which is convenient for the growth of forest trees; Furthermore, the spray heads evenly distributed on the surface of the connecting shaft optimize the spraying effect, enabling the medicament to be sprayed out more evenly and efficiently, which is convenient for the absorption of forest trees and the soil; When the long strip makes a reciprocating linear motion in the vertical direction in the fertilizing device for forestry planting, it will drive the external rod and the push rod to move synchronously. When the push rod rises, it can cooperate with the inclined guiding groove to make the column, the inner rod and the blade rotate. When the blade rotates, it will mix the fertilizers inside the box body, facilitating the deep mixing of the fertilizers, and then facilitating the subsequent effect of the fertilizers; Furthermore, when the inner rod rotates, it will stretch the scroll spring. Then when the push rod descends, the inner rod and the column will rotate back under the action of the scroll spring, repeating the above process. The inner rod and the blade make a reciprocating circular motion inside the box body. Compared with the same-direction stirring and mixing, the reciprocating circular mixing of the inner rod and the blade inside the box body has a better mixing effect. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 Schematic diagram of the connection structure between the support plate and the handle of the present invention; Figure 2Schematic diagram of the connection structure between the support plate and the box body of the present invention; Figure 3 Schematic diagram of the connection structure between the long pin and the sub-bevel gear of the present invention; Figure 4 For the present invention Figure 3 Enlarged structure diagram at position A in; Figure 5 Schematic diagram of the distribution state structure of the spray heads of the present invention; Figure 6 Schematic diagram of the working state structure of the spray heads of the present invention; Figure 7 Schematic diagram of the connection structure between the long strip and the external connecting rod of the present invention; Figure 8 Schematic diagram of the connection structure between the connecting plate and the inner rod of the present invention; Figure 9 Schematic diagram of the sectional view of the connecting plate of the present invention; Figure 10 For the present invention Figure 9 Enlarged structure diagram at position B in.
[0015] In the figure: 1, support plate; 2, handle; 3, box body; 4, motor; 5, main bevel gear; 6, long pin; 7, sub-bevel gear; 8, roller; 9, vertical plate; 10, rotating shaft; 11, connecting gear; 12, long strip; 13, tooth block; 14, limiting groove; 15, limiting rod; 16, cam; 17, vertical rod; 18, connecting shaft; 19, spray head; 20, pulley group; 21, pump; 22, connecting plate; 23, inner rod; 24, column; 25, blade; 26, external connecting rod; 27, push rod; 28, guiding groove; 29, scroll spring. Specific embodiments
[0016] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present invention without creative efforts shall fall within the protection scope of the present invention.
[0017] Embodiment 1: In order to enable the operator to more conveniently push the support plate 1 in the forest, a structure for assisting in pushing is provided, so that the operator can more conveniently push the support plate 1 through the handle 2, as Figures 1-3 shown, discloses: It includes a support plate 1, a box body 3 and a vertical rod 17. A long pin 6 is rotatably arranged on the lower surface of the support plate 1, and rollers 8 are fixedly connected to the ends on both sides of the long pin 6. Moreover, a handle 2 is fixedly connected to the upper surface of the support plate 1; The box body 3 is fixedly connected to the upper surface of the support plate 1, and a connecting plate 22 is fixedly connected to the inner wall of the box body 3. An inner rod 23 is rotatably arranged inside the connecting plate 22. Blades 25 are fixedly connected to the surface of the inner rod 23 at equal intervals. A column 24 is fixedly connected to the upper surface of the inner rod 23. A vertical rod 17 is fixedly connected to the upper surface of the support plate 1, and a connecting shaft 18 is rotatably arranged inside the vertical rod 17; It further includes: A motor 4, the motor 4 is bolted to the lower surface of the support plate 1, and a pump 21 is bolted to the upper surface of the support plate 1. A main bevel gear 5 is fixedly connected to the end of the output end of the motor 4, and a cam 16 is fixedly connected to the middle position of the output end of the motor 4; A vertical plate 9, the vertical plate 9 is fixedly connected to the upper surface of the support plate 1. A rotating shaft 10 is rotatably arranged inside the vertical plate 9. A connecting gear 11 is fixedly connected to the surface of the rotating shaft 10. The vertical plates 9 are symmetrically distributed about the center of the connecting gear 11. A limiting rod 15 is fixedly connected to the surface of the vertical plate 9. A pulley group 20 is sleeved and connected to the surface of the rotating shaft 10; A strip 12, a limiting groove 14 is formed on the surface of the strip 12, and the lower surface of the strip 12 is in contact with the cam 16. Tooth blocks 13 are fixedly connected to the front and rear sides of the strip 12 at equal intervals. A nozzle 19 is fixedly connected to the surface of the connecting shaft 18. The nozzle 19 is connected to the output end of the pump 21 through an external hose, and the input end of the pump 21 is connected to the lower surface of the box body 3 through an external hose; An external rod 26 is fixedly connected to the upper surface of the strip 12, and a push rod 27 is fixedly connected to the side of the external rod 26. A scroll spring 29 for elastic reset is fixedly connected to the surface of the inner rod 23, and the other side of the scroll spring 29 is fixedly connected to the inner wall of the connecting plate 22. Long pins 6 are symmetrically distributed about the center of the support plate 1, and a sub-bevel gear 7 meshing with the main bevel gear 5 is fixedly connected to the surface of the right long pin 6.
[0018] When in use, pour the required liquid fertilizer into the box body 3. After starting the pump 21, the fertilizer inside the box body 3 is sprayed out through the external hose and the nozzle 19 to fertilize the forest trees and the soil. At the same time, start the motor 4 on the lower surface of the support plate 1. The motor 4 drives the long pin 6 and the roller 8 to rotate through the main bevel gear 5 and the sub-bevel gear 7, making it easier for the operator to push the support plate 1 and the box body 3 through the handle 2, playing an auxiliary pushing role, facilitating the operator to deal with the uneven roads in forestry and improving work efficiency.
[0019] Embodiment 2: Different from Embodiment 1, through the set reciprocating structure, the connecting shaft 18 makes a reciprocating circular motion inside the vertical rod 17, and then the nozzle 19 makes a reciprocating circular motion. At this time, the spraying range of the nozzle 19 increases, and then the nozzle 19 can spray the fertilizer more evenly. For exampleFigures 3-6 As shown in: The connecting gears 11 are symmetrically distributed on both sides of the long bar 12. The other side of the pulley group 20 is sleeved and connected to the surface of the connecting shaft 18, and the connecting shaft 18 penetrates through the interior of the vertical rod 17. The nozzles 19 are equally spaced on the surface of the connecting shaft 18.
[0020] When the motor 4 rotates, the motor 4 drives the cam 16 to rotate synchronously. Then the cam 16 will intermittently push the long bar 12. When the cam 16 rotates to push the long bar 12, the long bar 12 moves upward. When the cam 16 rotates to not push the long bar 12, the long bar 12 moves downward under its own gravity. The limiting rod 15 and the limiting groove 14 limit the moving direction of the long bar 12, making the long bar 12 move only in the vertical direction. That is, under the action of the cam 16, its own gravity, the limiting groove 14 and the limiting rod 15, the long bar 12 makes a reciprocating linear motion in the vertical direction. Then the rotating shaft 10 makes a reciprocating circular motion inside the vertical plate 9 under the action of the tooth block 13 and the connecting gear 11. The rotating shaft 10 drives the connecting shaft 18 and the nozzles 19 to rotate synchronously through the pulley group 20. That is, the nozzles 19 are in a reciprocating swinging state. Then the spraying range of the nozzles 19 increases. That is, the nozzles 19 can spray fertilizers more evenly, which is convenient for the growth of forest trees. The nozzles 19 are equally spaced, and the spraying effect is better.
[0021] Embodiment 3: Different from Embodiment 2, by providing the external rod 26, the push rod 27, the column 24 and the guide groove 28, the inner rod 23 and the blade 25 make a reciprocating circular motion inside the box body 3. At this time, the blade 25 can better mix the fertilizer, which is convenient for the exertion of the fertilizer effect, as Figures 7-10 As shown in: The top view of the connecting plate 22 is a criss-cross structure. The surface of the column 24 is provided with a guide groove 28. The end of the push rod 27 is located inside the guide groove 28, and the guide groove 28 is inclined. The limiting rods 15 correspond to the limiting grooves 14 one by one, and the ends of the limiting rods 15 are located inside the limiting grooves 14.
[0022] When the long bar 12 makes a reciprocating linear motion in the vertical direction, the long bar 12 will drive the external rod 26 and the push rod 27 to move synchronously. When the push rod 27 rises, the push rod 27 cooperates with the inclined guide groove 28 to rotate the column 24 and the inner rod 23. When the inner rod 23 rotates, it will stretch the scroll spring 29 inside the connecting plate 22. When the long bar 12 descends, the external rod 26 and the push rod 27 descend synchronously. At this time, the column 24 will lose the thrust of the push rod 27. Then the inner rod 23 and the column 24 will rotate back under the action of the scroll spring 29. Repeating the above process, the inner rod 23 and the blade 25 make a reciprocating circular motion inside the box body 3. Then the blades 25 equally spaced on the surface of the inner rod 23 can better mix the fertilizer inside the box body 3, making the fertilizer agent better exert, which is convenient for the growth of forest trees.
[0023] The above is the working process of the entire device, and the content not described in detail in this specification belongs to the prior art well-known to those skilled in the art.
Claims
1. A fertilizing device for forestry planting, comprising a support plate (1), a box body (3) and a vertical rod (17), wherein a long pin (6) is rotatably provided on the lower surface of the support plate (1), and rollers (8) are fixedly connected to the ends of both sides of the long pin (6), and a handle (2) is fixedly connected to the upper surface of the support plate (1); The box body (3) is fixedly connected to the upper surface of the support plate (1), and a connecting plate (22) is fixedly connected to the inner wall of the box body (3), an inner rod (23) is rotatably arranged inside the connecting plate (22), and blades (25) are fixedly connected to the surface of the inner rod (23) at equal intervals, and a column (24) is fixedly connected to the upper surface of the inner rod (23); The vertical rod (17) is fixedly connected to the upper surface of the support plate (1), and a connecting shaft (18) is rotatably arranged inside the vertical rod (17); It is characterized in that Also includes: A motor (4), the motor (4) being bolted to the lower surface of the support plate (1), and the upper surface of the support plate (1) being bolted to a pump (21), and the end of the output end of the motor (4) being fixedly connected to a main bevel gear (5), and the middle position of the output end of the motor (4) being fixedly connected to a cam (16); A vertical plate (9), the vertical plate (9) being fixedly connected to the upper surface of the support plate (1), a rotating shaft (10) being rotatably arranged inside the vertical plate (9), a connecting gear (11) being fixedly connected to the surface of the rotating shaft (10), and the vertical plate (9) being symmetrically distributed about the center of the connecting gear (11), a limiting rod (15) being fixedly connected to the surface of the vertical plate (9), and a pulley group (20) being sleeved and connected to the surface of the rotating shaft (10); A long strip (12), wherein a limiting groove (14) is provided on the surface of the long strip (12), and the lower surface of the long strip (12) is in contact with the cam (16), and tooth blocks (13) are fixedly connected at equal intervals on the front and rear sides of the long strip (12); A nozzle (19), the nozzle (19) being fixedly connected to the surface of the connecting shaft (18), and the nozzle (19) being connected to the output end of the pump (21) via an external hose, and the input end of the pump (21) being connected to the lower surface of the box (3) via an external hose; An external connecting rod (26), the external connecting rod (26) being fixedly connected to the upper surface of the long strip (12), and a push rod (27) being fixedly connected to the side surface of the external connecting rod (26); A vortex spring (29) having an elastic reset function is fixedly connected to the surface of the inner rod (23), and the other side of the vortex spring (29) is fixedly connected to the inner wall of the connecting plate (22); The motor (4) drives the cam (16) to rotate synchronously, and the cam (16) intermittently pushes the long strip (12). When the cam (16) rotates to push the long strip (12), the long strip (12) moves upward. When the cam (16) rotates to stop pushing the long strip (12), the long strip (12) moves downward under the action of its own gravity. The limiting rod (15) and the limiting groove (14) limit the moving direction of the long strip (12), so that the long strip (12) can only move in the vertical direction, that is, the long strip (12) 12) under the action of the cam (16), its own gravity, the limit groove (14) and the limit rod (15), the rotating shaft (10) performs reciprocating linear motion in the vertical direction, and then under the action of the gear block (13) and the connecting gear (11), the rotating shaft (10) performs reciprocating circular motion inside the vertical plate (9), and the rotating shaft (10) drives the connecting shaft (18) and the nozzle (19) to rotate synchronously through the pulley group (20), that is, the nozzle (19) is in a reciprocating swinging state, and then the spraying range of the nozzle (19) is increased; When the strip (12) performs reciprocating linear motion in the vertical direction, the strip (12) drives the external rod (26) and the push rod (27) to move synchronously. When the push rod (27) rises, the push rod (27) cooperates with the inclined guide groove (28) to rotate the column (24) and the inner rod (23). When the inner rod (23) rotates, the vortex spring (29) inside the connecting plate (22) is stretched. When the strip (12) descends, the external rod (26) and the push rod (27) descend synchronously. At this time, the column (24) loses the thrust of the push rod (27), and then the inner rod (23) and the column (24) rotate under the action of the vortex spring (29). That is, the inner rod (23) and the blade (25) perform reciprocating circular motion inside the box (3).
2. A fertilization device for forestry planting according to claim 1, characterized in that: The long pins (6) are symmetrically distributed about the center of the support plate (1), and a secondary bevel gear (7) meshing with the main bevel gear (5) is fixedly connected to the surface of the right long pin (6).
3. A fertilization device for forestry planting according to claim 1, characterized in that: The connecting gears (11) are symmetrically distributed on both sides of the long strip (12).
4. A fertilization device for forestry planting according to claim 3, characterized in that: The other side of the pulley assembly (20) is sleeved and connected to the surface of the connecting shaft (18), and the connecting shaft (18) passes through the interior of the vertical rod (17), and the nozzles (19) are distributed at equal intervals on the surface of the connecting shaft (18).
5. A fertilization device for forestry planting according to claim 1, characterized in that: The connecting plates (22) have a crisscross structure when viewed from above.
6. A fertilizing device for forestry planting according to claim 5, characterized in that: A guide groove (28) is provided on the surface of the upright column (24).
7. A fertilization device for forestry planting according to claim 6, characterized in that: The end of the push rod (27) is located inside the guide groove (28), and the guide groove (28) is arranged obliquely.
8. A fertilization device for forestry planting according to claim 1, characterized in that: The limiting rod (15) corresponds to the limiting groove (14) one by one, and the end of the limiting rod (15) is located inside the limiting groove (14).
Citation Information
Patent Citations
Fertilizer spreading and application device for forest and fruit trees
CN105900581B
A multi-functional fertilization device for forestry
CN114982439B
Forestry fertilizer injection unit
CN206602815U
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