Desert planting pit digging equipment

By designing a desert planting pit excavation equipment that integrates excavation, anti-collapse, planting and backfill functions, the problems of low excavation efficiency, large labor force and easy collapse of pit walls in the existing technology are solved, and efficient and automated planting pit excavation and soil backfill are achieved in the desert environment, improving the efficiency and quality of tree planting and afforestation.

CN119969011AInactive Publication Date: 2025-05-13INST OF AFFORESTATION & DESERTIFICATION PREVENTION & CONTROL XINJIANG ACADEMY OF FOREST SCI
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Patent Information

Application Number
CN202510332498.X
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-03-20
Publication Date
2025-05-13
Estimated Expiration
Not applicable · inactive patent

AI Technical Summary

Technical Problem

In the prior art, the excavation efficiency of desert planting pits is low, the labor force is large, and the walls of soft sand pits are prone to collapse, which requires secondary repair, which is time-consuming and labor-intensive.

Method used

A desert planting pit excavation equipment is designed, including vehicle body, extension plate, support plate, hydraulic rod, drilling assembly, support cylinder and backfill assembly. The vehicle body and the extension plate are removably connected for easy transportation. The drilling assembly is driven by hydraulic rods and equipped with spiral blades and drill bits, which enables efficient excavation of planting pits in desert soil. The support cylinder prevents the return of the sand and soil, and the backfill assembly is used to automatically backfill the excavated soil.

Benefits of technology

The equipment is compact in structure and comprehensive in functions, integrating pit excavation, anti-collapse, planting and backfill functions. It can efficiently excavate planting pits and backfill sand in harsh environments, improving the efficiency and quality of tree planting.

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Abstract

The invention discloses desert planting pit excavating equipment, and relates to the technical field of desert excavating equipment, the desert planting pit excavating equipment comprises a vehicle body, extension plates are detachably connected to two sides of the vehicle body through bolts and slots, the extension plates are used for placing to-be-planted trees, a support plate is fixedly mounted in front of the vehicle body, and a first hydraulic rod is fixedly connected to the bottom surface of the support plate; the output end of the first hydraulic rod is fixedly connected with a drilling assembly, the outer side of the drilling assembly is sleeved with a supporting cylinder for preventing sand from flowing back, and a backfilling assembly is arranged below the supporting plate, makes contact with the vehicle body and is located on the outer side of the supporting cylinder. The device is compact in structure and comprehensive in function, integrates the functions of pit digging, collapse prevention, planting and backfilling, can efficiently excavate planting pits and backfill sandy soil in severe environments such as deserts, and improves the efficiency and quality of afforestation.
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Description

Technical Field

[0001] The invention relates to the technical field of desert excavation equipment, and in particular to a desert planting pit excavation equipment. Background Art

[0002] Desertification is mainly divided into four types: wind erosion desertification, water erosion desertification, freeze-thaw desertification and soil salinization. The main causes include climate aridity, population growth, backward production and management methods, and irrational development and utilization of water resources. Desertification planting can increase vegetation coverage, reduce soil erosion, and maintain water and soil, thereby improving the ecological environment in desertified areas.

[0003] In the prior art, large equipment is difficult to transport and very costly, so most of the planting is done by manually digging pits, which requires a lot of labor and is inefficient; and after digging pits in soft sandy soil, the pit walls are prone to collapse, requiring secondary repairs, which is time-consuming and labor-intensive.

[0004] Therefore, there is an urgent need for a desert planting pit digging equipment to solve the problems existing in the above-mentioned prior art. Summary of the invention

[0005] The purpose of the present invention is to provide a desert planting pit digging device to solve the problems existing in the prior art.

[0006] To achieve the above-mentioned purpose, the present invention provides the following solution: The present invention provides a desert planting pit excavation equipment, including a vehicle body, and extension plates are detachably connected on both sides of the vehicle body through pins and slots, and the extension plates are used to place trees to be planted, and a support plate is fixedly installed in front of the vehicle body, and a first hydraulic rod is fixedly connected to the bottom surface of the support plate, and a drilling assembly is fixedly connected to the output end of the first hydraulic rod, and a support cylinder is sleeved on the outside of the drilling assembly to prevent sand and soil from flowing back, and a backfill assembly is provided under the support plate, and the backfill assembly is in contact with the vehicle body, and the backfill assembly is located on the outside of the support cylinder.

[0007] Preferably, the drilling assembly includes a first motor, the output end of the first motor is detachably connected to a drill rod, a spiral blade is fixedly connected to the outside of the drill rod, a drill bit is fixedly connected to the bottom of the drill rod, and the support tube is located outside the spiral blade.

[0008] Preferably, the first motor is fixedly connected to a square frame, and the top of the square frame is fixedly connected to the first hydraulic rod.

[0009] Preferably, a connecting block is symmetrically fixed to the outer wall of the support tube, the top surface of the connecting block is fixed to the output end of the second hydraulic rod, the top of the second hydraulic rod is fixed to the inner wall of the square frame, and the second hydraulic rod passes through the square frame and is slidably connected to the frame.

[0010] Preferably, the backfill assembly includes a box body slidably connected to the vehicle body, a second motor is fixedly connected inside the box body, a forward and reverse screw is fixedly connected to the output end of the second motor, the end of the forward and reverse screw away from the second motor is rotatably connected to the inner wall of the box body, the forward and reverse screw is symmetrically threaded with sliders, the side wall of the slider is fixedly connected with a connecting plate, the connecting plate extends out of the box body and is fixedly connected to an arc plate, and the two arc plates are located on both sides of the support tube.

[0011] Preferably, the inner wall of the box body is symmetrically fixed with limit rods, the two limit rods are respectively located on both sides of the second motor, and the sliding block passes through the limit rods and is slidably connected to the limit rods.

[0012] Preferably, a fixing plate is fixedly connected to the vehicle body, a third hydraulic rod is fixedly connected to the bottom surface of the fixing plate, and an output end of the third hydraulic rod is fixedly connected to the top surface of the box body.

[0013] Preferably, a plurality of accommodating cavities are arranged in an array on the extension plate, and the accommodating cavities are used for placing trees to be planted.

[0014] Preferably, a counterweight block for maintaining the balance of the vehicle body is placed on the side of the vehicle body away from the support plate, a water tank is placed on the vehicle body, a connecting pipe is fixedly installed on the side wall of the vehicle body, the water tank is connected to the connecting pipe, and is connected to an external hose through the connecting pipe to water the planted trees.

[0015] Preferably, universal wheels are respectively installed at the four corners of the bottom surface of the vehicle body.

[0016] The present invention discloses the following technical effects: The present invention is mainly composed of a vehicle body, an extension plate, a support plate, a first hydraulic rod, a drilling assembly, a support cylinder and a backfill assembly. The vehicle body, as the main structure, is detachably connected to the extension plate through a pin and a slot, which is convenient for carrying and transportation. The support plate is fixed in front of the vehicle body, and the first hydraulic rod is fixed through the support plate, and its output end is connected to the drilling assembly for digging planting pits. The support cylinder is sleeved on the outside of the drilling assembly to prevent sand and soil from flowing back. The backfill assembly is located on the outside of the support cylinder and contacts the vehicle body, and is used to backfill the excavated soil. The present invention has a compact structure and comprehensive functions, integrating the functions of digging, preventing collapse, planting and backfilling. It can efficiently dig planting pits and backfill sand and soil in harsh environments such as deserts, thereby improving the efficiency and quality of afforestation. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The drawings constituting a part of the present application are used to provide a further understanding of the present application. The illustrative embodiments and descriptions of the present application are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings:

[0018] Figure 1 It is a structural schematic diagram of the present invention;

[0019] Figure 2 For the present invention Figure 1 A partial enlarged view of middle A;

[0020] Figure 3 For the present invention Figure 1 A partial enlarged view of B in the middle;

[0021] Figure 4 It is a schematic diagram of the structure of the box body of the present invention when viewed from above;

[0022] Figure 5 It is an assembly diagram of the third hydraulic rod and the fixing plate of the present invention;

[0023] In the figure: 1. vehicle body; 2. extension plate; 3. accommodating chamber; 4. counterweight; 5. water tank; 6. support plate; 7. universal wheel; 8. connecting pipe; 9. box body; 10. fixing plate; 11. connecting plate; 12. arc plate; 13. supporting cylinder; 14. connecting block; 15. spiral blade; 16. drill bit; 17. first hydraulic rod; 18. box; 19. second hydraulic rod; 20. first motor; 21. drill rod; 22. second motor; 23. forward and reverse screw; 24. slider; 25. limit rod; 26. third hydraulic rod. DETAILED DESCRIPTION

[0024] Desert planting pit excavation equipment plays a vital role in desertification prevention, ecological restoration and greening projects. With the advancement of science and technology and the enhancement of environmental awareness, the research and development of desert planting technology and related equipment has received increasing attention.

[0025] The basic principle of desert planting pit excavation equipment: The basic principle of desert planting pit excavation equipment is to dig holes suitable for planting trees or vegetation in desert soil through mechanical or automated means. These devices usually integrate multiple functions such as excavation, loosening, fertilization, planting and soil cultivation, aiming to improve planting efficiency and survival rate. Mechanical excavation is the most common method of desert planting pit excavation equipment. It uses a power device (such as an engine) to drive an excavation component (such as a drill or auger) to excavate the soil. The advantages of this method are simple structure, easy operation, and applicability to various terrains and soil conditions. However, mechanical excavation may face greater challenges in hard soil or desert environments containing a large number of stones, requiring stronger power and wear-resistant parts. Automated excavation is a new type of excavation method developed in recent years. It uses advanced sensors, control systems and actuators to realize the automation and intelligence of the excavation process. Automated excavation equipment is usually equipped with a precise positioning and navigation system, which can automatically complete a series of planting processes such as digging, sowing, and covering according to the preset planting planning route. The advantages of this method are high efficiency, high precision, and can reduce the intensity of manual labor. However, automated excavation equipment is expensive and technically difficult.

[0026] Types of desert planting pit digging equipment: Desert planting pit digging equipment can be divided into many types according to different structures, functions and application scenarios. The following are some common types and their characteristics. A tree planting pit digger is a machine that integrates multiple functions such as digging, turning over the soil, fertilizing, planting trees and cultivating soil. Its main structure includes a driving part, a digging part, a planting part and a soil cultivation part. Through a unique digging mechanism, the tree planting pit digger can complete operations such as digging, fertilizing and planting trees at one time. This equipment is suitable for various soil conditions, especially for large-scale greening projects in desert areas. However, since the desert soil is dry, barren and contains a lot of fine sand and stones, the tree planting pit digger may need special treatment during operation to improve work efficiency. The integrated tamarisk planting vehicle is a special vehicle designed for the planting needs of specific vegetation such as tamarisk. It usually includes a hole digging device, a sowing device and a body. The hole digging device is responsible for digging holes suitable for planting in the soil; the sowing device is responsible for placing tamarisk seedlings or other vegetation seeds into the holes and covering them with soil. The advantages of the integrated Salix psammophila planting vehicle are compact structure, easy operation, and the ability to complete multiple planting processes at one time, greatly improving planting efficiency. However, this type of equipment is usually only suitable for planting specific types of vegetation and has high requirements for soil conditions. The intelligent transplanting robot is a high-tech device that integrates a precise positioning navigation system, autonomous operation technology, and an intelligent monitoring platform. It can automatically complete a series of planting processes such as digging, sowing, and covering the soil according to the preset planting planning route. The advantages of the intelligent transplanting robot are high efficiency, high precision, and the ability to adapt to various complex terrains and soil conditions. In addition, it can also monitor and analyze the growth of vegetation in real time through an intelligent monitoring platform, providing data support for subsequent maintenance and management. However, the cost of the intelligent transplanting robot is high and the technical difficulty is also high. It is still in the research and development and promotion stage.

[0027] Application status of desert planting pit excavation equipment: Desert planting pit excavation equipment has been widely used in greening projects and desertification prevention and control at home and abroad. In China, the application of desert planting pit excavation equipment is mainly concentrated in desertification prevention and control and greening projects in the northwest region. For example, in the windbreak and sand control station of Qiemo County, Bayinguoleng Mongolian Autonomous Prefecture in the heart of the Taklimakan Desert, intelligent transplanting robots are showing their magical powers. These robots have precise positioning and navigation systems and autonomous operation capabilities, and can automatically complete a series of planting processes such as digging pits, sowing, and covering soil according to the preset planting planning route. According to statistics, the area of ​​​​Lophatherum ramie that can be planted every day is dozens of acres, and the efficiency is dozens of times that of traditional manual planting. In addition, similar intelligent planting equipment has been widely used in Inner Mongolia. Abroad, the application of desert planting pit excavation equipment is also widespread. For example, in the arid areas of the United States, people use advanced excavation equipment and technology to carry out large-scale vegetation restoration projects. These equipment usually use automation and intelligent technology, which can efficiently complete a series of processes such as excavation, planting and maintenance. In addition, in some Middle Eastern countries, people also use similar equipment to carry out desertification prevention and greening projects to improve the local ecological environment and climate conditions.

[0028] Technological innovation of desert planting pit excavation equipment: With the advancement of science and technology and the enhancement of environmental awareness, the technological innovation of desert planting pit excavation equipment has received increasing attention. The following are some typical technological innovations and development trends. Automation and intelligent technology are important directions for the development of desert planting pit excavation equipment. By integrating advanced sensors, control systems and actuators, these devices can realize the automation and intelligence of the excavation process. For example, the intelligent transplanting robot can automatically complete a series of planting processes such as digging pits, sowing, and covering soil according to the preset planting planning route, which greatly improves the planting efficiency and survival rate. In addition, the real-time monitoring and analysis of the growth of vegetation through the intelligent monitoring platform can provide data support for subsequent maintenance and management. The application of new materials and wear-resistant parts is also an important aspect of technological innovation of desert planting pit excavation equipment. Because the desert soil is dry, barren and contains a lot of fine sand and stone particles, traditional equipment is prone to wear and damage during operation. Therefore, the research and development of new materials and components with high strength, high wear resistance and corrosion resistance is of great significance to improving the reliability and service life of equipment. For example, drill bits or auger parts made of wear-resistant materials such as cemented carbide or ceramics can significantly improve the excavation efficiency and durability of the equipment. Energy-saving and environmental protection technology is an inevitable trend in the future development of desert planting pit excavation equipment. With the increasingly severe global energy crisis and environmental pollution problems, people pay more and more attention to the energy-saving and environmental protection performance of equipment. Therefore, the research and development of desert planting pit excavation equipment with low energy consumption, low emissions and high efficiency is of great significance to promote sustainable development. For example, the use of electric or hybrid power systems to replace traditional fuel engines can reduce the energy consumption and emissions of equipment; at the same time, by optimizing the equipment structure and improving work efficiency, energy consumption and costs can be further reduced. Multifunctional integration technology is another important direction for the innovation of desert planting pit excavation equipment. By integrating multiple functions into one, these devices can achieve one-time completion of multiple processes such as excavation, loosening soil, fertilization, planting and soil cultivation. This not only greatly improves the planting efficiency and quality, but also reduces the intensity of manual labor. For example, the integrated tamarisk planting vehicle is a special vehicle that integrates multiple functions such as digging devices, sowing devices and body, which can complete the planting process of specific vegetation such as tamarisk at one time.

[0029] Challenges and prospects of desert planting pit excavation equipment: Although desert planting pit excavation equipment has achieved remarkable results in greening projects and desertification prevention and control, it still faces some challenges and problems. The soil conditions in desert areas are complex and changeable, including dryness, barrenness, high degree of pulverization, and a large amount of fine sand and stone particles. This makes traditional excavation equipment susceptible to wear and damage during operation, and the excavation efficiency is low. Therefore, equipment improvement and optimization for different types of desert soil conditions is the key to improving excavation efficiency and survival rate. In the future, excavation components and wear-resistant materials that are more suitable for desert soil conditions can be developed to improve the reliability and service life of the equipment. The working environment in desert areas is usually very harsh, including high temperature, drought, and strong wind and sand. This makes the equipment vulnerable to damage and affects work efficiency during operation. Therefore, it is crucial to strengthen the protection and maintenance of the equipment. In the future, equipment components and systems with stronger protection capabilities and adaptive adjustment functions can be developed to improve the stability and durability of the equipment in harsh environments. At present, the desert planting pit excavation equipment on the market is usually expensive, which has caused certain limitations for large-scale promotion and application. Therefore, reducing equipment costs and improving cost-effectiveness are important directions for future development. Production costs can be reduced by optimizing equipment structure and adopting advanced manufacturing processes; at the same time, the performance of equipment can be further improved and costs can be reduced by promoting and applying new technologies and new materials. Technological innovation and talent training are key factors in promoting the development of desert planting pit excavation equipment. Strengthening technology research and development and innovation investment can promote equipment upgrading and performance improvement; at the same time, cultivating and introducing high-quality technical personnel can also provide strong guarantees for the research and development and application of equipment. In the future, we can strengthen industry-university-research cooperation and talent training to promote the continuous innovation and development of desert planting pit excavation equipment technology.

[0030] Strategic planning at the national level: Governments of various countries have realized the importance of desertification control and have introduced a series of strategic plans and policy measures. These policies not only provide financial support and tax incentives for the research and development and application of desert planting pit excavation equipment, but also create favorable conditions for its market promotion and industrial development. Incentives for scientific and technological innovation: The government encourages scientific research institutions and enterprises to increase investment in the research and development of desert planting pit excavation equipment by setting up scientific research funds and innovation awards, and promote technological innovation and industrial upgrading. At the same time, the government also actively promotes industry-university-research cooperation to promote the transformation and application of scientific and technological achievements. International cooperation and exchanges: Desertification is a global problem that requires joint efforts from all countries. The government promotes the introduction, digestion, absorption and re-innovation of desert planting pit excavation equipment technology by strengthening international cooperation and exchanges, and improves my country's international competitiveness in this field. Technology introduction and digestion and absorption: Through cooperation with advanced foreign enterprises and scientific research institutions, we introduce advanced technology and management experience of desert planting pit excavation equipment, digest and absorb and re-innovate it, and improve the performance and quality of our equipment. Joint R&D and market promotion: Jointly develop desert planting pit excavation equipment suitable for the climate and soil conditions of different countries and regions with international partners, and carry out market promotion and industrial development. Through international cooperation, we can achieve resource sharing, complementary advantages, and improve the market competitiveness and international influence of equipment. Talent exchange and training: Strengthen cooperation with international partners in talent exchange and training, jointly cultivate professional talents in the field of desert planting pit excavation equipment, and improve my country's overall technical level and management capabilities in this field.

[0031] Desert planting pit excavation equipment plays an important role in greening projects and desertification control. These equipment greatly improve the planting efficiency and survival rate by digging holes suitable for planting trees or vegetation in desert soil through mechanical or automated means. However, due to the complex and changeable desert soil conditions, harsh working environment and high cost, these equipment still face some challenges and problems in practical application. Therefore, improving and optimizing equipment for these problems, strengthening technological innovation and talent training, and promoting industry-university-research cooperation are the key to promoting the development of desert planting pit excavation equipment. In the future, with the advancement of science and technology and the enhancement of environmental awareness, desert planting pit excavation equipment will develop in the direction of more automation, intelligence, energy saving, environmental protection and multi-functional integration. This will provide more efficient, reliable and environmentally friendly solutions for greening projects and desertification control, and make greater contributions to improving the global ecological environment and promoting sustainable development. At the same time, we also need to realize that technological innovation is only part of promoting desertification control. Strengthening ecological protection awareness, promoting the participation of local residents and achieving harmonious coexistence between man and nature are the fundamental ways to control sand.

[0032] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0033] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0034] Reference Figure 1-Figure 5 As shown, this embodiment provides a desert planting pit excavation equipment, including a vehicle body 1, and extension plates 2 are detachably connected to both sides of the vehicle body 1 through pins and slots, the extension plates 2 are used to place trees to be planted, and a support plate 6 is fixedly installed in front of the vehicle body 1, and a first hydraulic rod 17 is fixedly connected to the bottom surface of the support plate 6, and an output end of the first hydraulic rod 17 is fixedly connected to a drilling assembly, and a support cylinder 13 is provided on the outside of the drilling assembly to prevent sand and soil from flowing back, and a backfill assembly is provided under the support plate 6, the backfill assembly is in contact with the vehicle body 1, and the backfill assembly is located on the outside of the support cylinder 13.

[0035] The present invention is mainly composed of a vehicle body 1, an extension plate 2, a support plate 6, a first hydraulic rod 17, a drilling assembly, a support cylinder 13 and a backfill assembly. The vehicle body 1, as the main structure, is detachably connected to the extension plate 2 through a pin and a slot, and is easy to carry and transport. The support plate 6 is fixed in front of the vehicle body 1, and the first hydraulic rod 17 is fixed through the support plate 6, and its output end is connected to the drilling assembly for digging planting pits. The support cylinder 13 is sleeved on the outside of the drilling assembly to prevent sand and soil from flowing back. The backfill assembly is located on the outside of the support cylinder 13 and contacts the vehicle body 1, and is used to backfill the excavated soil. The present invention has a compact structure and comprehensive functions. It integrates the functions of digging pits, preventing collapse, planting and backfilling. It can efficiently dig planting pits and backfill sand and soil in harsh environments such as deserts, thereby improving the efficiency and quality of afforestation.

[0036] According to a further optimization scheme, the drilling assembly includes a first motor 20, the output end of the first motor 20 is detachably connected to a drill rod 21, a spiral blade 15 is fixedly connected to the outside of the drill rod 21, a drill bit 16 is fixedly connected to the bottom of the drill rod 21, and the support tube 13 is located outside the spiral blade 15. The drilling assembly includes a first motor 20, a drill rod 21, a spiral blade 15 and a drill bit 16. The first motor 20 drives the drill rod 21 to rotate, the spiral blade 15 cuts and lifts the soil during rotation, and the drill bit 16 is responsible for penetrating the soil to form a planting pit. The design of the spiral blade 15 improves the excavation efficiency, while reducing the resistance of the soil to the drill rod 21, making the excavation process smoother.

[0037] In a further optimized solution, the first motor 20 is fixedly connected to the square frame 18, and the top of the square frame 18 is fixedly connected to the first hydraulic rod 17. The first motor 20 is fixedly connected to the first hydraulic rod 17 through the square frame 18, and the frame 18 provides a stable support for the motor, ensuring that the motor will not shake or fall off during the excavation process, thereby improving the excavation accuracy and safety.

[0038] To further optimize the solution, the outer wall of the support cylinder 13 is symmetrically fixed with a connection block 14, the top surface of the connection block 14 is fixed with the output end of the second hydraulic rod 19, the top of the second hydraulic rod 19 is fixed with the inner wall of the square frame 18, and the second hydraulic rod 19 passes through the square frame 18 and is slidably connected with the square frame 18. When digging a pit, the support cylinder 13 moves downward with the drill rod 21. After digging to a specified depth, the drill rod 21 moves upward. At this time, the second hydraulic rod 19 is started, and the second hydraulic rod 19 is extended to move the drill rod 21 outward, but at the same time the support cylinder 13 remains in the hole to prevent sand and soil from collapsing, which is convenient for later planting work and saves time and effort.

[0039] Further optimization scheme, the backfill assembly includes a box body 9 slidably connected to the vehicle body 1, a second motor 22 is fixedly connected inside the box body 9, a positive and negative thread screw 23 is fixedly connected to the output end of the second motor 22, one end of the positive and negative thread screw 23 away from the second motor 22 is rotatably connected to the inner wall of the box body 9, a slider 24 is symmetrically threaded on the positive and negative thread screw 23, a connecting plate 11 is fixedly connected to the side wall of the slider 24, the connecting plate 11 extends out of the box body 9 and is fixedly connected to an arc plate 12, and the two arc plates 12 are located on both sides of the support tube 13. The backfill assembly includes the box body 9, the second motor 22, the positive and negative thread screw 23, the slider 24, the connecting plate 11 and the arc plate 12. The second motor 22 drives the positive and negative thread screw 23 to rotate, and the slider 24 moves symmetrically on the positive and negative thread screw 23, driving the arc plate 12 to open and close, thereby realizing the backfilling of soil. The backfill assembly is cleverly designed, can realize automatic backfilling of soil, and improves work efficiency.

[0040] In a further optimized solution, the inner wall of the box body 9 is symmetrically fixed with a limit rod 25, and the two limit rods 25 are respectively located on both sides of the second motor 22, and the slider 24 passes through the limit rod 25 and is slidably connected to the limit rod 25. The limit rod 25 passes through the slider 24 and is slidably connected to the slider 24, limiting the movement range of the slider 24, ensuring that the arc plate 12 does not exceed the predetermined position during the backfilling process. The design of the limit rod 25 improves the stability and safety of the backfilling assembly.

[0041] In a further optimized solution, a fixing plate 10 is fixedly connected to the vehicle body 1, a third hydraulic rod 26 is fixedly connected to the bottom surface of the fixing plate 10, and the output end of the third hydraulic rod 26 is fixedly connected to the top surface of the box body 9. The output end of the third hydraulic rod 26 is fixedly connected to the top surface of the box body 9, and the height of the backfilling assembly is adjusted by telescopic movement to facilitate mechanical energy backfilling. The design of the third hydraulic rod 26 makes the height of the backfilling assembly adjustable, further improving the backfilling accuracy and adaptability.

[0042] Further optimizing the scheme, the extension plate 2 is provided with a plurality of accommodating cavities 3 in an array, and the accommodating cavities 3 are used to place trees to be planted. The extension plate 2 is provided with a plurality of accommodating cavities 3 in an array, and is used to place trees to be planted. After digging the planting pit, the trees can be directly taken out from the extension plate 2 for planting. The design of the accommodating cavities 3 improves the carrying and transportation efficiency of the trees, and is convenient for afforestation in harsh environments such as deserts.

[0043] A further optimized solution is that a counterweight 4 for maintaining the balance of the vehicle body 1 is placed on the side of the vehicle body 1 away from the support plate 6, a water tank 5 is placed on the vehicle body 1, a connecting pipe 8 is fixedly installed on the side wall of the vehicle body 1, and the water tank 5 is connected to the connecting pipe 8, which is connected to an external hose through the connecting pipe 8 to water the planted trees. The counterweight 4 is used to maintain the balance of the vehicle body 1, and the water tank 5 and the connecting pipe 8 are used to water the planted trees. The connecting pipe 8 is connected to an external hose, and the water in the water tank 5 is transported to the roots of the trees through the hose. The design of the counterweight 4 and the water tank 5 improves the stability and practicality of the equipment, so that the equipment can not only dig planting pits and backfill soil, but also water trees, thereby improving the survival rate of afforestation.

[0044] Further optimization scheme, universal wheels 7 are installed at the four corners of the bottom surface of the vehicle body 1. Universal wheels 7 are installed at the four corners of the bottom surface of the vehicle body 1 to facilitate the movement and steering of the equipment. The design of universal wheels 7 improves the flexibility and portability of the equipment, allowing the equipment to move freely in complex terrains such as deserts, thereby improving work efficiency.

[0045] In the description of the present invention, it should be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0046] The embodiments described above are only descriptions of the preferred modes of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary technicians in this field should all fall within the protection scope determined by the claims of the present invention.

Claims

1. A desert planting pit digging device, characterized by: The invention comprises a vehicle body (1), and extension plates (2) are detachably connected to both sides of the vehicle body (1) through pins and slots, and the extension plates (2) are used to place trees to be planted. A support plate (6) is fixedly installed in front of the vehicle body (1), and a first hydraulic rod (17) is fixedly connected to the bottom surface of the support plate (6), and a drilling assembly is fixedly connected to the output end of the first hydraulic rod (17). A support cylinder (13) is sleeved on the outside of the drilling assembly to prevent sand and soil from flowing back. A backfill assembly is provided below the support plate (6), and the backfill assembly is in contact with the vehicle body (1). The backfill assembly is located on the outside of the support cylinder (13).

2. The desert planting pit digging equipment according to claim 1, characterized in that: The drilling assembly comprises a first motor (20), the output end of the first motor (20) is detachably connected to a drill rod (21), a spiral blade (15) is fixedly connected to the outside of the drill rod (21), a drill bit (16) is fixedly connected to the bottom of the drill rod (21), and the support tube (13) is located outside the spiral blade (15).

3. The desert planting pit digging equipment according to claim 2, characterized in that: The first motor (20) is fixedly connected to a square frame (18), and the top of the square frame (18) is fixedly connected to the first hydraulic rod (17).

4. The desert planting pit digging equipment according to claim 3, characterized in that: The outer wall of the support cylinder (13) is symmetrically fixed with a connecting block (14), the top surface of the connecting block (14) is fixed with the output end of a second hydraulic rod (19), the top of the second hydraulic rod (19) is fixed with the inner wall of the square frame (18), and the second hydraulic rod (19) passes through the square frame (18) and is slidably connected with the square frame (18).

5. The desert planting pit digging equipment according to claim 1, characterized in that: The backfilling assembly comprises a box body (9) slidably connected to the vehicle body (1), a second motor (22) being fixedly connected inside the box body (9), a forward and reverse screw (23) being fixedly connected to the output end of the second motor (22), an end of the forward and reverse screw (23) away from the second motor (22) being rotatably connected to the inner wall of the box body (9), a slider (24) being symmetrically threadedly connected to the forward and reverse screw (23), a connecting plate (11) being fixedly connected to the side wall of the slider (24), the connecting plate (11) extending out of the box body (9) and being fixedly connected to an arc plate (12), the two arc plates (12) being located on both sides of the support tube (13).

6. The desert planting pit digging equipment according to claim 5, characterized in that: The inner wall of the box body (9) is symmetrically fixed with limit rods (25), the two limit rods (25) are respectively located on both sides of the second motor (22), and the slider (24) passes through the limit rods (25) and is slidably connected to the limit rods (25).

7. The desert planting pit digging equipment according to claim 5, characterized in that: A fixing plate (10) is fixedly connected to the vehicle body (1), a third hydraulic rod (26) is fixedly connected to the bottom surface of the fixing plate (10), and an output end of the third hydraulic rod (26) is fixedly connected to the top surface of the box body (9).

8. The desert planting pit digging equipment according to claim 1, characterized in that: A plurality of accommodating cavities (3) are arranged in an array on the extension plate (2), and the accommodating cavities (3) are used to place trees to be planted.

9. The desert planting pit digging equipment according to claim 1, characterized in that: A counterweight (4) for maintaining the balance of the vehicle body (1) is placed on the side of the vehicle body (1) away from the support plate (6); a water tank (5) is placed on the vehicle body (1); a connecting pipe (8) is fixedly installed on the side wall of the vehicle body (1); the water tank (5) is connected to the connecting pipe (8) and is connected to an external hose through the connecting pipe (8) to water the planted trees.

10. The desert planting pit digging equipment according to claim 1, characterized in that: Universal wheels (7) are respectively installed at the four corners of the bottom surface of the vehicle body (1).