Cotton topping self-propelled vehicle

Abstract

The utility model discloses a cotton topping self-propelled vehicle which comprises a vehicle body, a topping device and a control device. The power driving device is arranged on the vehicle body and is in transmission connection with the wheel group; the lifting device is arranged on the vehicle body, and a topping operation module is arranged on the lifting device; the topping operation module moves along with the vehicle body, topping operation does not need to be conducted through traction of a tractor, and meanwhile the lifting device can enable the topping operation module to have the overall lifting capacity. And when the cotton tops of different land parcels or different positions of the same land parcels have large height difference caused by various factors such as water, fertilizer and illumination when the cotton is planted in a field, the adaptability is higher.

Description

Technical Field

[0001] The utility model relates to agricultural production equipment, in particular to a cotton topping self-propelled vehicle. Background Art

[0002] Cotton topping is an agricultural production technology, mainly for increasing cotton yields. By removing the top of the cotton plant (top growth point), the growth of the main stem can be controlled, vegetative growth and reproductive growth can be coordinated, more nutrients can be transported to the fruit branches, supply fruiting organs, and reduce ineffective branches. This can eliminate the top growth advantage of cotton, regulate the transportation direction of water, nutrients and other substances in the body, so that more nutrients can be supplied to the growth of reproductive organs, and reduce the waste of water and fertilizer on ineffective branches.

[0003] With the continuous development of agricultural mechanization, it has become an inevitable trend for agricultural machinery and equipment to replace manual labor in agricultural operations. Agricultural machinery and equipment have the characteristics of high efficiency, standardization, and strong consistency in operation. Cotton topping operation is the only agricultural art in the cotton industry that has not been completely replaced by mechanization, and the research and development of related equipment is imperative.

[0004] The traditional operation mode is that the tractor is three-point suspended to pull the cotton topping machine, and the cotton topping operation module inside the machine performs the topping operation. Since this type of cotton topping machine needs to be towed by a tractor, it has disadvantages such as heavy equipment, large turning radius, special high-clearance tractors, and reliance on tractor drivers, making the equipment not very convenient and limiting its application scenarios. Utility Model Content

[0005] In order to overcome the disadvantages of the prior art that the cotton topping machine needs to be towed by a tractor, has the advantages of being bulky, having a large turning radius, requiring a special high-ground clearance tractor, and relying on a tractor driver, resulting in low equipment convenience and limited application scenarios, the utility model provides a cotton topping self-propelled vehicle, comprising: a vehicle body, with a wheel group at the bottom; a power drive device, mounted on the vehicle body and transmission-connected to the wheel group; and a lifting device, mounted on the vehicle body, wherein a topping operation module is provided on the lifting device.

[0006] Optionally, the vehicle body includes a main frame and a pair of wheel set frames, and a wheel set frame is respectively provided on two opposite sides of the main frame.

[0007] Optionally, the wheel group includes a plurality of wheels, the power drive device includes a steering adjustment component and a wheel drive component, and each wheel is provided with a steering adjustment component and a wheel drive component.

[0008] Optionally, the steering adjustment assembly includes a steering drive motor and a connecting piece, the steering drive motor is transmission-connected to the connecting piece, and the connecting piece is connected to the wheel.

[0009] Optionally, the wheel drive assembly includes a wheel drive motor, and the wheel drive motor is drivingly connected to the wheel.

[0010] Optionally, a protective cover is provided on the connecting member.

[0011] Optionally, the lifting device includes a lifting platform and a lifting drive assembly, the lifting platform is transmission-connected to the lifting drive assembly, and the topping operation mold assembly is arranged on the lifting platform.

[0012] Optionally, the lifting drive assembly includes:

[0013] A screw lift having a lead screw and a worm, wherein the lead screw is connected to the lifting platform;

[0014] The lifting drive motor is connected to the worm drive of the screw lift.

[0015] Optionally, a power battery is also provided on the vehicle body.

[0016] Optionally, the topping operation module includes a topping tool, a camera, and a control chassis. The topping tool and the camera are installed on the control chassis. The control chassis is electrically connected to the camera, and the control chassis is also electrically connected to a power drive device and a lifting device.

[0017] The beneficial effects of the utility model are as follows: after selecting a cotton field that needs to be toppled, the power drive device on the vehicle body drives the wheel group, the wheel group drives the vehicle body to move, and the vehicle body is driven by the wheel group to form in the cotton field, the lifting module is installed on the vehicle body, and the topping operation module installed on the lifting module moves with the vehicle body, and the topping operation module tops the cotton. As the vehicle body moves, the topping operation module tops the cotton in different areas, and cotton plants of different heights may appear in the cotton field. When the vehicle body reaches cotton plants of different heights, the lifting device can drive the topping operation module to rise or fall to adapt to cotton plants of different heights; the topping operation module moves with the vehicle body, and does not need to be towed by a tractor to perform the topping operation. At the same time, the lifting device can enable the topping operation module to have the ability of overall lifting and lowering, and has stronger adaptability when dealing with large height differences in cotton tops in different plots or at different positions of the same plot caused by various factors such as water, fertilizer, and light in field planting of cotton. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0019] Figure 1 is an assembly schematic diagram of some embodiments;

[0020] Figure 2 is an exploded view of a wheel and a power drive assembly in some embodiments;

[0021] Figure 3 is a schematic diagram of the assembly of a vehicle body and a lifting device in some embodiments;

[0022] Figure 4 Schematic diagram of the structure of the lifting device in some embodiments.

[0023] Explanation of the reference numerals: 1. Vehicle body; 101. Wheel assembly; 102. Wheel; 103. Main frame; 104. Wheel assembly frame; 105. Protective cover; 106. Inner cover; 107. Power battery; 2. Power drive device; 201. Steering adjustment assembly; 202. Wheel drive assembly; 203. Steering drive motor; 204. Connector; 205. Fixed box; 206. First gear box; 207. Wheel drive motor; 208. Accommodating groove; 209. Second gear box; 3. Lifting device; 301. Lifting platform; 302. Screw lift; 303. Screw; 304. Worm; 303. Lifting drive motor; 304. Connecting plate; 305. Primary steering gear; 306. Secondary steering gear; 307. Third gear box; 4. Topping operation module. DETAILED DESCRIPTION

[0024] The following will clearly and completely describe the concept, specific structure and technical effects of the utility model in combination with the embodiments and drawings, so as to fully understand the purpose, characteristics and effects of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, other embodiments obtained by technicians in this field without creative work are all within the scope of protection of the utility model. In addition, all the connection / connection relationships involved in the patent do not refer to the direct connection of components, but refer to the formation of a better connection structure by adding or reducing connection accessories according to the specific implementation situation. The various technical features in the creation of the utility model can be combined interchangeably without conflicting with each other.

[0025] This embodiment provides a cotton topping self-propelled vehicle, comprising: a vehicle body 1, with a wheel group 102 101 at the bottom; a power drive device 2, mounted on the vehicle body 1 and in transmission connection with the wheel group 102 101; a lifting device 3, mounted on the vehicle body 1, and a topping operation module 4 is provided on the lifting module. The vehicle body 1 is a main structure, used to carry other auxiliary devices, the power drive device 2 is used to drive the wheel group 102 101, and the lifting device 3 is used to drive the topping operation module 4 to perform lifting and lowering movements.

[0026] During implementation, after selecting a cotton field that needs to be toppled, the power drive device 2 on the vehicle body 1 drives the wheel group 102 101, and the wheel group 102 101 drives the vehicle body 1 to move. The vehicle body 1 is driven by the wheel group 102 101 and is placed in the cotton field. The lifting module is installed on the vehicle body 1, and the topping operation module 4 installed on the lifting module moves with the vehicle body 1. The topping operation module 4 tops the cotton. As the vehicle body 1 moves, the topping operation module 4 tops the cotton in different areas, and uneven cotton may appear in the cotton field. For cotton plants of the same height, when the vehicle body 1 comes to cotton plants of different heights, the lifting device 3 can drive the topping operation module 4 to rise or fall to adapt to cotton plants of different heights; the topping operation module 4 moves with the vehicle body 1, and does not need to be towed by a tractor to perform the topping operation. At the same time, the lifting device 3 can enable the topping operation module 4 to have the ability to rise and fall as a whole, and has stronger adaptability when dealing with large height differences in cotton tops in different plots or at different positions of the same plot caused by various factors such as water, fertilizer, and light in field planting of cotton.

[0027] In some embodiments, the vehicle body 1 includes a main frame 103 and a pair of wheel frame 104, and a wheel frame 104 is provided on opposite sides of the main frame 103. The main frame 103 is the main stabilizing structure in the vehicle body 1, and the bottom of the wheel frame 104 is used to install the wheel 102 set 101;

[0028] During implementation, the wheel assembly frame 104 is installed on both sides of the main frame 103. The main frame 103 and the wheel assembly frames 104 on both sides together constitute a stable vehicle body 1. Since a frame-type vehicle body 1 design is adopted, the overall structure of the vehicle body 1 can be made simpler and less bulky, which can facilitate walking in complex cotton fields and reduce energy consumption.

[0029] Specifically, the main frame 103 is a hollow square frame structure composed of multiple metal beams, and the wheel set frame 104 is also a hollow square frame structure composed of multiple metal beams. Each wheel set frame includes a main body and a pair of support legs, and the support legs are arranged at the bottom of the main body. The main body is connected to the main frame 103, and the support legs are used to install the wheel 102 group 101.

[0030] In some cases, the wheel set frame 104 in the vehicle body 1 may also be replaced by a support rod, one end of the support rod is connected to the main frame 103, and the other end is connected to the wheel set 102 101.

[0031] In some embodiments, the wheel 102 group 101 includes four wheels 102, and the power drive device 2 includes a steering adjustment component 201 and a wheel 102 drive component, and each wheel 102 is provided with a steering adjustment component 201 and a wheel 102 drive component. The steering adjustment component 201 is used to change the rotation direction of the wheel 102 as a whole, and the wheel 102 drive component is used to drive the wheel 102 to rotate itself.

[0032] During implementation, the wheel 102 driving assembly drives the wheel 102 to rotate, and the wheel 102 drives the vehicle body 1 to move on the ground. When the direction of travel needs to be changed, the steering adjustment assembly 201 can change the overall rotation direction of the wheel 102, thereby changing the direction of travel of the vehicle body 1 driven by the wheel 102. Since each wheel 102 is provided with a steering adjustment assembly 201 and a wheel 102 driving assembly, each wheel 102 can be independently driven and independently steered, so that the whole can complete a variety of motion modes such as rotation in situ and Ackerman motion, so that the self-propelled cotton topping equipment requires less space when turning, turning around, etc., which can reduce the crushing damage to the plants and facilitate operations such as aligning the walking wheel 102 with the mechanized farming road and the operation module with the cotton planting row; the form of a self-propelled vehicle also allows the equipment to get rid of its dependence on tractor traction, solves the problems of high modification cost and small stock of high-ground clearance tractors, and at the same time enables the equipment to have greater design freedom as an independent individual, reducing the limitations caused by external interference.

[0033] Specifically, the wheel set 102 group 101 includes four wheels 102 , and a wheel 102 is disposed on the support foot of each wheel set frame 104 .

[0034] In some embodiments, the steering adjustment assembly 201 includes a steering drive motor 203 and a connecting member 204 . The steering drive motor 203 is in transmission connection with the connecting member 204 , and the connecting member 204 is connected to the wheel 102 .

[0035] During implementation, the steering drive motor 203 changes the direction of the wheel 102 by driving the connecting member 204 .

[0036] Specifically, the steering adjustment assembly 201 also includes a fixed box body 205, which is fixed at the bottom of the support foot of the wheel assembly frame 104, and the steering drive motor 203 is installed in the fixed box body 205. The steering adjustment assembly 201 also includes a first gear box 206, which is rotatably installed in the fixed box body 205, and the output end of the steering drive motor 203 is connected to the input end of the first gear box 206. A through hole is provided at the bottom of the fixed box body 205. The fixed box body 205 can carry the steering drive motor 203 and the gear box while also protecting the steering drive motor 203 and the gear box. A bearing seat is provided on the connecting member 204, and a steering transmission shaft is provided in the bearing seat. One end of the steering transmission shaft passes through the through hole at the bottom of the fixed box body 205 to be connected to the output end of the gear box, and the other end of the steering transmission shaft is connected to the connecting member 204.

[0037] In some embodiments, the wheel 102 driving assembly includes a wheel 102 driving motor, and the wheel 102 driving motor is drivingly connected to the wheel 102 .

[0038] During implementation, the vehicle body 1 moves forward by driving the wheels 102 to rotate via the driving motor.

[0039] Specifically, a receiving groove 208 is provided on the connecting member 204 of the steering adjustment assembly 201, and the driving motor of the receiving groove 208 is installed in the receiving groove 208. The wheel 102 driving assembly also includes a second gear box 209, and the second gear box 209 is installed in the receiving groove 208. The output end of the wheel 102 driving motor is connected to the output end of the second gear box 209. A through hole is provided on the receiving groove 208 of the connecting member 204, and a bearing seat is provided on the wheel 102. A transmission shaft is provided in the bearing seat, and one end of the transmission shaft is connected to the wheel 102. The transmission shaft passes through the through hole on the receiving groove 208 and is connected to the output end of the second gear box 209. The advantage of such a design is that the steering adjustment assembly 201 can make the wheel 102 complete the steering through the connecting member 204, and the connecting member 204 also serves as the bearing structure of the wheel 102 driving assembly, thereby saving structural costs and providing convenience of movement.

[0040] In some embodiments, a protective cover 105 is disposed on the connecting member 204 .

[0041] During implementation, after the protective cover 105 is installed on the connecting member 204, the protective cover 105 can be used to protect the wheel 102 and block mud.

[0042] Specifically, the protective cover 105 is provided with an inner cover 106 that is compatible with the receiving groove 208 of the connecting member 204. When the protective cover 105 is installed on the connecting member 204, the inner cover 106 in the protective cover 105 is connected with the receiving groove 208 on the connecting member 204 to form a sealed cavity. The driving motor and the second gear box 209 in the wheel 102 driving mechanism are located in the cavity. The advantage of such a setting is that the driving motor and the second gear box 209 can be well protected.

[0043] In some embodiments, the lifting device 3 includes a lifting platform 301 and a lifting drive assembly, the lifting platform 301 is transmission-connected to the lifting drive assembly, and the topping operation module 4 is installed on the lifting platform 301 .

[0044] During implementation, the topping operation module 4 is installed on the lifting platform 301. According to the needs of the topping operation environment, the lifting drive component drives the lifting platform 301 to rise or fall, and the topping operation module 4 installed on the lifting platform 301 follows the movement of the lifting platform 301 to complete the topping operation.

[0045] In some embodiments, the lifting drive assembly includes:

[0046] The screw lift 302 has a screw rod 303 and a worm 304, wherein the screw rod 303 is connected to the lifting platform 301;

[0047] The lifting drive motor 303 is drivingly connected to the worm 304 of the spiral lift 302 .

[0048] During implementation, the lifting drive motor 303 drives the worm 304 to rotate, and after the worm 304 rotates, it drives the screw 303 to perform lifting movement on the spiral elevator 302, and the screw 303 then drives the lifting platform 301 to perform lifting movement, thereby realizing the lifting movement of the topping operation module 4 installed on the lifting platform 301.

[0049] Specifically, connecting plates 304 are provided on both sides of the lifting platform 301, and four spiral elevators 302 are provided. A spiral elevator 302 is provided on both sides of the wheel assembly frame 104 of each vehicle body 1, and the screws on the spiral elevators 302 on the same side of the wheel assembly frame 104 are respectively connected to the two ends of the connecting plate 304 on one side of the lifting platform 301. The four spiral elevators 302 work together to make the lifting platform 301 rise or fall. The joint action of the four spiral elevators 302 can improve the stability of the lifting or falling of the lifting platform 301, and the lifting The lowering drive motor 303 is arranged in the wheel set frame 104, and a primary diverter 305 and two secondary diverters 306 are arranged in the wheel set frame. The lifting drive motor 303 is connected to a third gear box 307, and the output end of the third gear box 307 is connected to the input end of the primary diverter 305. The primary diverter 305 has two output ends. The two output ends of the primary diverter 305 are respectively connected to the input end of a secondary diverter 306 through a transmission shaft, and each secondary diverter 306 is connected to a spiral lift through a transmission shaft. The worm 304 of the elevator 302 and the worm 304 on the spiral elevator 302 on the same side are connected through a transmission shaft, wherein a coupling is provided on the output end of the primary diverter 305, and a coupling is provided on the output and input ends of the secondary diverter 306. Couplings are provided at both ends of the worm 304 of the spiral elevator 302, and couplings are connected at both ends of each transmission shaft. The first level in the primary diverter 305 represents the sequential secondary, that is, the primary diverter 305 is the first diverter connected to the lifting drive motor 303, and similarly, the secondary diverter 306 is connected to the secondary diverter 306. The second level of 06 also represents the sequential secondary, that is, the secondary diverter 306 is the second secondary diverter connected to the primary diverter 305. When it is necessary to drive the lifting platform 301 to rise or fall, the lifting drive motor 303 drives the third gear box 307, the third gear box 307 drives the primary diverter 305, and the secondary diverter drives the screw elevator 302. The two screw elevators 302 on the same side are driven synchronously, so that the lifting platform 301 rises or falls. The purpose of this setting is to make it possible to realize a single motor driving multiple screw elevators 302.

[0050] In some embodiments, a power battery 107 is further provided on the vehicle body 1. The power battery 107 is used to provide electrical energy for the electrical equipment on the vehicle body 1.

[0051] During implementation, the power battery 107 provides electrical energy to the electrical equipment on the vehicle body 1, achieving power supply without the need for an external power supply, thereby improving overall convenience.

[0052] Specifically, the power battery 107 is electrically connected to the lifting drive motor 303 , the steering adjustment motor, and the wheel 102 drive motor respectively.

[0053] In some embodiments, the topping operation module includes a topping tool, a camera, and a control chassis. The topping tool and the camera are installed on the control chassis. The control chassis is electrically connected to the camera, and the control chassis is also electrically connected to the power drive device and the lifting device.

[0054] During implementation, the control box is installed on the lifting device, and the topping tool and camera are installed on the control box. The camera observes the growth of the cotton plants and then transmits the signal to the control box. The control box sends control instructions to the lifting device and the power drive device according to the signal transmitted by the camera. The power drive device and the lifting device cooperate to change the position of the topping tool to complete the topping.

[0055] The above is a specific description of the preferred implementation of the utility model, but the invention of the utility model is not limited to the described embodiments. Technical personnel familiar with the field can also make various equivalent deformations or substitutions without violating the spirit of the utility model. These equivalent deformations or substitutions are all included in the scope defined by the claims of this application.

Claims

1. A cotton topping self-propelled vehicle, characterized in that: include: A vehicle body, with a wheel set at the bottom; A power drive device, mounted on the vehicle body and drivingly connected to the wheel set; A lifting device is installed on the vehicle body, and a topping operation module is provided on the lifting device. The wheel group includes a plurality of wheels. The power drive device includes a steering adjustment component and a wheel drive component. Each wheel is provided with a steering adjustment component and a wheel drive component. The lifting device includes a lifting platform and a lifting drive component. The lifting platform is transmission-connected to the lifting drive component, and the topping operation module is installed on the lifting platform.

2. The cotton topping self-propelled vehicle according to claim 1, characterized in that: The vehicle body comprises a main frame and a pair of wheel set frames, and two opposite sides of the main frame are respectively provided with a wheel set frame.

3. The cotton topping self-propelled vehicle according to claim 1, characterized in that: The steering adjustment assembly comprises a steering drive motor and a connecting piece. The steering drive motor is transmission-connected to the connecting piece, and the connecting piece is connected to the wheel.

4. The cotton topping self-propelled vehicle according to claim 1, characterized in that: The wheel drive assembly comprises a wheel drive motor, and the wheel drive motor is drivingly connected to the wheel.

5. The cotton topping self-propelled vehicle according to claim 3, characterized in that: A protective cover is provided on the connecting piece.

6. The cotton topping self-propelled vehicle according to claim 1, characterized in that: The lifting drive assembly comprises: A screw lift having a lead screw and a worm, wherein the lead screw is connected to the lifting platform; The lifting drive motor is connected to the worm drive of the screw lift.

7. The cotton topping self-propelled vehicle according to claim 1, characterized in that: The vehicle body is also provided with a power battery.

8. The cotton topping self-propelled vehicle according to claim 1, characterized in that: The topping operation module comprises a topping tool, a camera, and a control chassis. The topping tool and the camera are mounted on the control chassis. The control chassis is electrically connected to the camera, and the control chassis is also electrically connected to a power drive device and a lifting device.

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