Towed organic fertilizer spreading vehicle

Abstract

The application discloses a traction type organic fertilizer spreading vehicle and belongs to the technical field of agricultural machinery. The spreading vehicle comprises a traction type driving vehicle, a fertilizer spreading mainframe, a hydraulic drive system and a multifunctional regulation and control assembly. The traditional mechanical transmission is replaced by a hydraulic pump and a hydraulic motor, the infinitely variable speed of a spreading disc is realized, and the power transmission efficiency is improved by 25%. A liquid pan type stirrer is arranged in a feeding hopper, discharge holes are uniformly distributed in a discharge port at the bottom of a conveying pipeline, and a rubber leakage-proof skin is additionally arranged, and the loss rate of fertilizer is less than 5%. The fertilizer spreading mainframe is connected to a 30-100 horsepower tractor in a floating mode, key components are waterproof and dustproof, an integrated type adjusting handle is arranged on the side of a cab, and the discharge, rotating speed and blade angle can be controlled by one key. The utility model solves the problems of low efficiency, poor uniformity, high maintenance cost and the like of traditional fertilizer spreading equipment, significantly reduces the labor cost and environmental pollution, is suitable for efficient spreading of granular and powdery organic fertilizer, and helps the popularization of green agriculture.

Description

Technical Field

[0001] This utility model relates to the field of agricultural machinery technology, specifically a towed organic fertilizer spreader, suitable for efficient and uniform application of organic fertilizer in tobacco fields. Background Technology

[0002] Organic fertilizer is a type of fertilizer rich in organic matter and microorganisms, which has advantages such as improving soil fertility, promoting tobacco plant growth, and reducing the amount of chemical fertilizer used. Traditional organic fertilizers, especially farmyard manure, are mostly applied manually, which can lead to uneven application, reduced fertilizer utilization, and even problems such as poor root development.

[0003] Current mechanical fertilizer spreading equipment mostly uses mechanical transmission, which is prone to failure, has high maintenance costs, and lacks precise control functions. This utility model solves the above-mentioned technical pain points through hydraulic drive, modular design, and leak-proof optimization. Utility Model Content

[0004] This utility model provides a towed organic fertilizer spreader, comprising:

[0005] The traction-type drive vehicle is equipped with a drive motor and operating components inside, and the output end of the drive motor is coaxially connected to the main drive shaft;

[0006] The fertilizer spreading main frame is fixed to the front end of the traction drive vehicle. A feeding hopper is provided on the top. A vertical conveying pipe is connected below the feeding hopper. A transmission component is provided behind the conveying pipe. Auxiliary coppicing components are symmetrically arranged below the transmission component. A soil leveling component is provided in front of the auxiliary coppicing components.

[0007] The transmission assembly includes a dustproof protective shell, a connecting main shaft, a coupling, a main gear, and an output gear. The main gear meshes with the output gear, and the connecting main shaft is coaxially connected to the main drive shaft through the coupling.

[0008] The auxiliary cutting component includes an output drive shaft, a lower chassis, and a first cutter head, a second cutter head, and a third cutter head arranged from top to bottom;

[0009] The leveling components include an outer protective plate, an adjustable mounting frame, and a soil-pressing roller;

[0010] The bottom of the conveying pipe is equipped with a limit buckle, fixing bolts and evenly distributed discharge holes;

[0011] It also includes a hydraulic drive system, which uses the power output from the tractor to drive a hydraulic pump and a hydraulic motor to achieve stepless speed regulation of the spreading disc;

[0012] The feeding hopper is equipped with a liquid plate agitator, and the agitator blades are made of high manganese steel.

[0013] The fertilizer spreading main unit frame is equipped with a multi-functional adjustment handle on the side, which integrates control of the discharge port opening, spreading disc rotation speed and blade angle.

[0014] Preferably, the connecting spindle of the transmission assembly is connected to the main gear via a worm gear structure.

[0015] Preferably, the spacing between the discharge holes is equal to the inner diameter, the width of the discharge port is 300mm, and a leak-proof liner is installed at the bottom.

[0016] Preferably, the spreading disc has a diameter of 400mm, four sets of detachable spreading blades are evenly distributed on its surface, the spreading width is 3-10 meters, and the uniformity is ≥90%.

[0017] Preferably, the fertilizer spreading main frame adopts a floating connection, which is compatible with 30-100 horsepower tractors, and the key components are waterproof and dustproof.

[0018] Preferably, the leak-proof sheet is made of rubber with a thickness of 5-8mm, and is fixed to the edge of the discharge port by a slot to cover the leakage gap of the discharge hole.

[0019] Preferably, the multi-functional adjustment handle has a built-in anti-accidental touch locking device, including a mechanical buckle and an electronic sensor, and the parameters can only be adjusted by pressing the unlock button during operation.

[0020] Preferably, the floating connection structure includes a hinged bracket and a buffer spring, and an adjustable clamp is provided at the connection between the fertilizer spreader frame and the tractor to adapt to the power output shaft of different tractor models.

[0021] Preferably, the surface of the soil-stabilizing roller is provided with a spiral groove with a groove depth of 10-15mm, and both ends of the roller body are connected to an adjustable mounting bracket via bearings, with an adjustment range of ±20°.

[0022] Compared with the prior art, this utility model provides a towed organic fertilizer spreader, which has the following beneficial effects:

[0023] 1. This device replaces the traditional mechanical transmission of fertilizer spreading devices, using a tractor PTO to drive the hydraulic pump, which improves power transmission efficiency by 25% and supports stepless speed regulation, making it suitable for fertilization tasks in different tobacco fields.

[0024] 2. The device is equipped with auxiliary coppicing and soil leveling components, which effectively improves the overall efficiency of tobacco field fertilization and further enhances soil fertility;

[0025] 3. The device incorporates a leak-proof coating at the lower end of the fertilizer inlet, which improves fertilization efficiency while further reducing fertilizer loss and lowering actual fertilization costs. Attached Figure Description

[0026] The accompanying drawings, which are included to provide a further understanding of this application and form part of this application, illustrate exemplary embodiments and are used to explain this application, but do not constitute an undue limitation of this application. In the drawings:

[0027] Figure 1 This is a structural schematic diagram of a specific embodiment of the present utility model;

[0028] Figure 2 This is a schematic diagram of the structure of the fertilizer spreading component in a specific embodiment of this utility model;

[0029] Figure 3 This is a schematic diagram of the transmission component in a specific embodiment of the present utility model;

[0030] Figure 4 This is a schematic diagram of the auxiliary coping component in a specific embodiment of the present invention;

[0031] Figure 5 This is a schematic diagram of the structure of the discharge port at the bottom of the conveying pipe in a specific embodiment of this utility model.

[0032] In the diagram: 1. Traction drive vehicle; 2. Fertilizer spreading main frame; 3. Feeding hopper; 4. Control valve; 5. Transmission components; 6. Conveying pipeline; 7. Main drive shaft; 8. Auxiliary coppicing components; 9. Soil leveling components; 101. Dustproof protective shell; 102. Connecting main shaft; 103. Coupling; 104. Main gear; 105. Output gear; 201. Output drive shaft; 202. Lower chassis; 203. Cutter head 1; 204. Cutter head 2; 205. Cutter head 3; 301. Outer protective plate; 302. Adjustable mounting bracket; 303. Soil-holding roller; 401. Limit buckle; 402. Fixing bolt; 403. Discharge hole. Detailed Implementation

[0033] To more clearly illustrate the overall concept of this application, a detailed explanation is provided below with reference to the accompanying drawings.

[0034] Many specific details are set forth in the following description in order to provide a full understanding of this application. However, this application may also be implemented in other ways different from those described herein. Therefore, the scope of protection of this application is not limited to the specific embodiments disclosed below.

[0035] Furthermore, it should be understood in the description of this application that the terms "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this application and simplifying the description, and are not intended to indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

[0036] In this application, unless otherwise expressly specified and limited, the terms "installation," "connection," "linking," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection, an electrical connection, or a communication connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this invention according to the specific circumstances.

[0037] In this application, unless otherwise expressly specified and limited, the "above" or "below" of the second feature can mean that the first and second features are in direct contact, or that the first and second features are in indirect contact through an intermediate medium. In the description of this specification, references to terms such as "an embodiment," "some embodiments," "example," "specific example," or "some examples," etc., indicate that a specific feature, structure, material, or characteristic described in connection with that embodiment or example is included in at least one embodiment or example of this application. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described can be combined in any suitable manner in one or more embodiments or examples.

[0038] Example 1:

[0039] like Figure 1-5 As shown, the towed organic fertilizer spreader includes a towed drive unit 1 and a spreader frame 2. The towed drive unit 1 is connected to the tractor via a three-point suspension mechanism. It houses a drive motor with a rated power of 15kW, and the output of the drive motor is coaxially connected to the main drive shaft 7 via a coupling. The spreader frame 2 is welded to the front end of the towed drive unit 1, and a feeding hopper 3 is fixed to the top. A vertical conveying pipe 6 is connected to the bottom of the hopper via a flange. A transmission assembly 5 is located at the rear of the conveying pipe 6, and the transmission assembly 5 is bolted to the inside of the spreader frame 2. Two auxiliary leveling components 8 are symmetrically installed below it, and a soil leveling component 9 is located at the front.

[0040] Furthermore, the tractor's rear power take-off shaft (PTO) inside the hydraulic drive system drives a hydraulic pump with a rated pressure of 16MPa via a universal joint. The hydraulic oil output by the hydraulic pump drives a hydraulic motor with a steplessly adjustable speed of 0-200r / min. The hydraulic motor drives the spreading disc to rotate via a chain drive.

[0041] Furthermore, such as Figure 3As shown, the dustproof protective shell 101 of the transmission assembly 5 houses a main gear 104 and two output gears 105. The main gear 104 is connected to the connecting main shaft 102 via a worm gear structure. The worm and worm wheel mesh with a transmission ratio of 15:1, achieving efficient power transmission and noise reduction.

[0042] Furthermore, such as Figure 5 As shown, the bottom outlet of the conveying pipe 6 has a width of 300mm and multiple outlet holes 403 are evenly distributed. The edge of the outlet 403 is fixed with a rubber anti-leakage skin by a groove, the anti-leakage skin covers the gap of the outlet hole, and the edge is fixed with a stainless steel pressure strip.

[0043] Example 2:

[0044] like Figure 1-2 As shown, the surface of the compaction roller 303 is provided with spiral grooves, and the roller body is connected to the adjustable mounting frame 302 via ball bearings. The adjustment range of the mounting frame 302 is ±20°, and the angle can be locked by a handwheel to adapt to different soil compaction requirements.

[0045] Example 3:

[0046] The leak-proof lining at the edge of the discharge port 403 is made of nitrile rubber. It is embedded into the edge of the discharge port 403 via a slot and secured with stainless steel bolts. In actual use, after 8 hours of continuous operation testing, the leak-proof lining showed no deformation, and fertilizer leakage was reduced by 42%.

[0047] For any parts not mentioned in this application, existing technologies may be used or referenced.

[0048] The various embodiments in this specification are described in a progressive manner. The same or similar parts between the various embodiments can be referred to each other. Each embodiment focuses on describing the differences from other embodiments.

[0049] The above description is merely an embodiment of this application and is not intended to limit the scope of this application. Various modifications and variations can be made to this application by those skilled in the art. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of this application should be included within the scope of the claims of this application.

Claims

1. A towed organic fertilizer spreader, characterized in that, include: The traction-type drive vehicle is equipped with a drive motor and operating components inside, and the output end of the drive motor is coaxially connected to the main drive shaft; The fertilizer spreading main frame is fixed to the front end of the traction drive vehicle. A feeding hopper is provided on the top. A vertical conveying pipe is connected below the feeding hopper. A transmission component is provided on the rear side of the conveying pipe. Auxiliary coppicing components are symmetrically arranged below the transmission component. A soil leveling component is provided on the front side of the auxiliary coppicing components. The transmission assembly includes a dustproof protective shell, a connecting main shaft, a coupling, a main gear, and an output gear. The main gear meshes with the output gear, and the connecting main shaft is coaxially connected to the main drive shaft through the coupling. The auxiliary cutting component includes an output drive shaft, a lower chassis, and a first cutter head, a second cutter head, and a third cutter head arranged from top to bottom; The leveling components include an outer protective plate, an adjustable mounting frame, and a soil-pressing roller; The bottom of the conveying pipe is equipped with a limit buckle, fixing bolts and evenly distributed discharge holes; It also includes a hydraulic drive system, which uses the power output from the tractor to drive a hydraulic pump and a hydraulic motor to achieve stepless speed regulation of the spreading disc; The feeding hopper is equipped with a liquid plate agitator, and the agitator blades are made of high manganese steel. The fertilizer spreading main unit frame is equipped with a multi-functional adjustment handle on the side, which integrates control of the discharge port opening, spreading disc rotation speed and blade angle.

2. The towed organic fertilizer spreader according to claim 1, characterized in that, The main shaft of the transmission assembly is connected to the main gear via a worm gear structure.

3. The towed organic fertilizer spreader according to claim 1, characterized in that, The spacing between the discharge holes is equal to the inner diameter, and the width of the discharge port is 300mm. A leak-proof liner is installed at the bottom.

4. The towed organic fertilizer spreader according to claim 1, characterized in that, The seeding disc has a diameter of 400mm, and four sets of detachable seeding blades are evenly distributed on its surface. The seeding width is 3-10 meters, and the uniformity is ≥90%.

5. The towed organic fertilizer spreader according to claim 1, characterized in that, The fertilizer spreading main frame adopts a floating connection, which is compatible with 30-100 horsepower tractors, and the key components are waterproof and dustproof.

6. The towed organic fertilizer spreader according to claim 3, characterized in that, The leak-proof sheet is made of rubber with a thickness of 5-8mm. It is fixed to the edge of the discharge port by a slot to cover the leakage gap of the discharge hole.

7. The towed organic fertilizer spreader according to claim 1, characterized in that, The multi-functional adjustment handle has a built-in anti-accidental touch locking device, including a mechanical buckle and an electronic sensor. The parameters can only be adjusted by pressing the unlock button during operation.

8. The towed organic fertilizer spreader according to claim 5, characterized in that, The floating connection structure includes a hinged bracket and a buffer spring. The connection between the fertilizer spreader frame and the tractor is equipped with an adjustable clamp to adapt to the power output shaft of different tractor models.

9. The towed organic fertilizer spreader according to claim 1, characterized in that, The surface of the soil-stabilizing roller is provided with a spiral groove with a groove depth of 10-15mm. Both ends of the roller body are connected to an adjustable mounting frame via bearings, with an adjustment range of ±20°.

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