Walking type water-retaining agent and fertilizer dry granule applying device suitable for tobacco planting

Abstract

The utility model relates to the technical field of planting, and provides a walking type water-retaining agent and fertilizer dry granule applying device suitable for tobacco planting, the walking type water-retaining agent and fertilizer dry granule applying device comprises a seedling planting device and an applying device, the seedling planting device comprises a ground breaker and a seedling planting device, a seedling planting cavity is formed in the seedling planting device, an outlet of the seedling planting cavity is arranged above the ground breaker, and the applying device is arranged above the ground breaker. The soil breaker comprises a soil breaking cone and a soil breaking switch used for opening and closing the soil breaking cone, an opening allowing materials in the seedling planting cavity to pass through is formed when the soil breaking cone is opened, or a cone with a downward tip is formed when the soil breaking cone is closed; the application device comprises a storage container and a conveying switch used for opening and closing an outlet of the storage container, and the outlet of the storage container is disconnected from or communicated with the seedling planting cavity through the conveying switch. According to the walking type water-retaining agent and fertilizer dry granule applying device suitable for tobacco planting, tobacco seedlings can be transplanted through the seedling planting device, fertilizer is applied or a water-retaining agent is placed through the applying device, and the walking type water-retaining agent and fertilizer dry granule applying device is simple in structure and easy and convenient to operate.

Description

Technical Field

[0001] The utility model relates to the technical field of planting, in particular to a walking type water-retaining agent and fertilizer dry granule applying device suitable for tobacco planting. Background Art

[0002] Tobacco is an annual or limited perennial herb of the Solanaceae family, belonging to the family of tubular flowers. The base is slightly woody, and the inflorescence is terminal, conical, and multi-flowered; the capsule is ovate or oblong, about the same length as the persistent calyx, and it blooms and bears fruit in summer and autumn.

[0003] Tobacco seedling raising and transplanting are widely used tobacco cultivation methods. During the tobacco transplanting process, tobacco planting and fertilization are two independent processes, which results in low working efficiency in the tobacco transplanting and fertilization processes. Utility Model Content

[0004] The utility model aims to solve at least one of the technical problems existing in the related art. To this end, the utility model proposes a walking type water-retaining agent and fertilizer dry granule application device suitable for tobacco planting, which can transplant tobacco seedlings through a seedling planting device, apply fertilizer and place water-retaining agent through an application device, and can achieve fertilization and water-retaining agent application at the same time. The walking type water-retaining agent and fertilizer dry granule application device suitable for tobacco planting has a simple structure and is easy to operate.

[0005] The walking type water-retaining agent and fertilizer dry granule applying device suitable for tobacco planting according to the embodiment of the utility model comprises:

[0006] A seedling planting device, comprising a soil breaker and a seedling planting device, wherein a seedling planting cavity is formed in the seedling planting device, and an outlet of the seedling planting cavity is arranged above the soil breaker, and the soil breaker comprises a soil breaking cone and a soil breaking switch for opening and closing the soil breaking cone, wherein the soil breaking cone forms an opening for materials in the seedling planting cavity to pass through when the soil breaking cone is opened, or forms a cone with a tip facing downward when the soil breaking cone is closed;

[0007] The application device comprises a storage container and a delivery switch for opening and closing the outlet of the storage container. The outlet of the storage container is disconnected from or connected to the seedling cavity through the delivery switch.

[0008] According to an embodiment of the utility model, the storage container comprises a container body and an opening and closing cover, one side of the opening and closing cover is hinged to the container body, and the conveying switch drives the opening and closing cover to rotate to open and close the outlet of the storage container.

[0009] According to one embodiment of the utility model, the conveying switch includes a first switch, a sliding device and a transmission member, the sliding device is slidably connected to the container body, the first switch is connected to the sliding device and is used to drive the sliding device to slide relative to the container body, one end of the transmission member is connected to the sliding device, and the other end of the transmission member is connected to the opening and closing cover.

[0010] According to an embodiment of the present utility model, the sliding device includes a first connecting member and an elastic member, the first connecting member is connected to the transmission member, the elastic member is connected to the first connecting member and a second connecting member, and the second connecting member is fixed to the container body.

[0011] According to an embodiment of the present invention, the first switch is fixedly connected to the sliding device, and the first switch is slidably connected above the storage container.

[0012] According to an embodiment of the utility model, the storage container includes a fertilizer storage device and a water retaining agent storage device, and the fertilizer storage device and the water retaining agent storage device are arranged in parallel above the seedling planter.

[0013] According to an embodiment of the utility model, the lower end of the seedling planter is connected to a limiting rod, and the limiting rod is penetrated through the top of the soil-breaking cone and is located inside the soil-breaking cone.

[0014] According to one embodiment of the utility model, the ground-breaking cone includes a first shell portion and a second shell portion that can be opened and closed, and the first shell portion and the second shell portion are arranged opposite to each other. When the ground-breaking cone is opened, the bottom end of the first shell portion and the bottom end of the second shell portion are separated from each other to form the opening, and when the ground-breaking cone is closed, the bottom ends of the first shell portion and the second shell portion are close to each other and form a cone.

[0015] According to one embodiment of the utility model, the ground-breaking switch includes a second switch, a third switch, a first pull ring and a second pull ring, the second switch and the third switch are hinged above the storage container, one end of the first pull ring is connected to the second switch, the other end of the first pull ring is hinged to the first shell part, one end of the second pull ring is hinged to the third switch, and the other end of the second pull ring is hinged to the second shell part.

[0016] According to an embodiment of the present invention, the second switch and the third switch are arranged opposite to each other on two sides of the storage container, and the first pull ring and the second pull ring are arranged opposite to each other on two sides of the storage container.

[0017] The above one or more technical solutions in the embodiments of the utility model have at least one of the following technical effects:

[0018] The walking type water-retaining agent and fertilizer dry granule application device suitable for tobacco planting of the utility model embodiment comprises a seedling planting device and an application device. The seedling planting device is used for transplanting tobacco, and the application device is used for applying materials to the tobacco seedlings at the same time during the transplanting process. The outlet of the storage container of the application device can be disconnected or connected with the seedling planting cavity of the seedling planting device. During the tobacco transplanting process, the outlet of the storage container is opened, and the outlet of the storage container is connected with the seedling planting cavity, so that the material is transported to the seedling planting cavity, and the tobacco seedlings are placed in the seedling planting device, and the soil breaking switch is pulled to loosen the soil with the soil breaking cone, and then the seedling planting device is removed to allow the soil to naturally cover the tobacco seedlings, completing the seedling planting process, realizing the integrated operation of fertilizing, water conservation and seedling planting, and being easy to operate and accurate in application, providing an efficient and convenient solution for tobacco planting and improving the planting efficiency.

[0019] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solutions in the embodiments of the utility model or related technologies, the drawings required for use in the embodiments or related technical descriptions are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0021] Figure 1 It is a structural schematic diagram of a walking type water-retaining agent and fertilizer dry granule application device suitable for tobacco planting provided by an embodiment of the utility model;

[0022] Reference numerals:

[0023] 1. First switch; 2. Second switch; 3. Fertilizer storage; 4. Water retaining agent storage; 5. Delivery pipe; 6. Opening and closing cover; 7. Soil-breaking cone; 8. First pull ring; 9. Sliding device; 10. Second pull ring; 11. Elastic member; 12. First connecting member; 13. Second connecting member; 14. Transmission member; 15. Limit rod; 16. First shell; 17. Second shell; 18. Third switch; 19. Seedling cavity. DETAILED DESCRIPTION

[0024] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0025] In the description of the embodiments of the present utility model, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the embodiments of the present utility model. In addition, the terms "first", "second", and "third" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0026] In the description of the embodiments of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present utility model can be understood according to specific circumstances.

[0027] In the embodiments of the present invention, unless otherwise clearly specified and limited, the first feature being "above" or "below" the second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, the first feature being "above", "above" and "above" the second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. The first feature being "below", "below" and "below" the second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0028] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model embodiment. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0029] The embodiments of the present utility model refer to Figure 1As shown, a walking type water-retaining agent and fertilizer dry granule application device suitable for tobacco planting is provided, comprising a seedling planting device and an application device, wherein the seedling planting device is used for transplanting tobacco, and the application device is used for applying materials to the tobacco seedlings during the transplanting process, and the materials can be fertilizers, nutrients, water-retaining agents, etc., and the types of materials are not limited. In the following embodiments, the application device is used to apply at least one of fertilizers and water-retaining agents as an example for description.

[0030] The seedling planting device includes a soil breaking device and a seedling planting device. A seedling planting cavity 19 is formed in the seedling planting device. The outlet of the seedling planting cavity 19 is arranged above the soil breaking device. The soil breaking device includes a soil breaking cone 7 and a soil breaking switch for opening and closing the soil breaking cone 7. When the soil breaking cone 7 is opened, an opening is formed for materials in the seedling planting cavity 19 to pass through, or when the soil breaking cone 7 is closed, a cone with a tip facing downward is formed. When the soil breaking cone 7 is closed, the tip of the lower end of the soil breaking cone 7 can be used to break the soil, so as to facilitate planting tobacco seedlings in the soil or applying materials to the soil. When the soil breaking cone 7 is opened, tobacco seedlings or materials can be fed into the soil through the opening at the lower end of the soil breaking cone 7.

[0031] The application device includes a storage container and a delivery switch for opening and closing the outlet of the storage container, and the outlet of the storage container is disconnected or connected with the seedling cavity 19 through the delivery switch. The storage container is used to store materials. The storage container can be opened by the delivery switch to deliver the materials in the storage container to the seedling cavity 19, and the storage container can be closed to stop the materials in the storage container from being delivered to the seedling cavity 19.

[0032] The walking type water-retaining agent and fertilizer dry granule applying device suitable for tobacco planting of the utility model embodiment has the following operation steps:

[0033] Step 1: The operator moves the walking water-retaining agent and fertilizer dry granule applicator suitable for tobacco planting to the predetermined tobacco seedling planting location, and ensures that the walking water-retaining agent and fertilizer dry granule applicator suitable for tobacco planting is firmly placed on the ground;

[0034] Step 2: Pull the delivery switch of the storage container to open the outlet of the storage container, so that the outlet of the storage container is connected to the seedling cavity 19, so that the material is delivered to the seedling cavity 19; wherein, the delivery switch is adjusted as needed to ensure that an appropriate amount of material is delivered to the seedling cavity 19;

[0035] Step 3: Place the tobacco seedlings in the seedling planter, pull the soil breaking switch to loosen the soil with the soil breaking cone. Then gently move the seedling planter away to allow the soil to naturally cover the tobacco seedlings, completing the seedling planting process.

[0036] The walking type water-retaining agent and fertilizer dry granule application device suitable for tobacco planting of the utility model embodiment is innovative in that the application device is integrated with the seedling planting device, thus realizing the integrated operation of fertilization, water retention and seedling planting. The operation is simple and the application is precise, thus providing an efficient and convenient solution for tobacco planting and improving the planting efficiency.

[0037] In some embodiments, the storage container includes a container body and an opening and closing cover 6, one side of the opening and closing cover 6 is hinged to the container body, and the delivery switch drives the opening and closing cover 6 to rotate to open and close the outlet of the storage container. One side of the opening and closing cover 6 is hinged to the container body, and the opening and closing of the opening and closing cover 6 relative to the container body is controlled by the rotation driving force, and the structure is simple.

[0038] The container body includes a storage container and a delivery pipe 5. The storage container can be used to store materials (such as the fertilizer storage container 3 and the water retaining agent storage container 4 described below). The delivery pipe 5 is used to deliver the materials in the storage container to the seedling cavity. The delivery pipe 5 is located below the storage container.

[0039] In some embodiments, the conveying switch includes a first switch 1, a sliding device 9 and a transmission member 14. The sliding device 9 is slidably connected to the container body. The first switch 1 is connected to the sliding device 9 and is used to drive the sliding device 9 to slide relative to the container body. One end of the transmission member 14 is connected to the sliding device 9, and the other end of the transmission member 14 is connected to the opening and closing cover 6. When the first switch 1 drives the sliding device 9 to slide relative to the container body, the sliding device 9 drives the transmission member 14 to move, and the transmission member 14 drives the opening and closing cover 6 to rotate to open or close.

[0040] In some embodiments, the sliding device 9 includes a first connecting member 12 and an elastic member 11, the first connecting member 12 is connected to the transmission member 14, the elastic member 11 is connected to the first connecting member 12 and the second connecting member 13, and the second connecting member 13 is fixed to the container body. In the process of the first switch 1 driving the sliding device 9 to slide, it is necessary to overcome the elastic resistance of the elastic member 11, and the elastic member 11 produces elastic deformation. When the first switch 1 stops driving the sliding device 9 to slide, the restoring force of the elastic member 11 provides the sliding device 9 with a driving force for resetting, so that the first switch 1 and the first connecting member 12 are reset, and there is no need to operate the device again, which can simplify the operation.

[0041] In some embodiments, the first switch 1 is fixedly connected to the sliding device 9, and the first switch 1 is slidably connected to the top of the container body. The user can drive the sliding device 9 to slide relative to the container body by applying pressure to the first switch 1, which is easy to operate. Of course, the first switch 1 can also drive the sliding device 9 to slide by providing a rotational driving force. The first switch 1 provides a variety of driving force methods, which are not limited here.

[0042] refer to Figure 1As shown, when the material in the container body needs to be transported to the seedling cavity 19, the user presses the first switch 1 downward to make the sliding device 9 slide downward, and the transmission member 14 slides downward accordingly, and the transmission member 14 drives one end of the opening and closing cover 6 to move downward and open, so as to transport the material in the container body into the seedling cavity 19, wherein the other end of the opening and closing cover 6 rotates relative to the container body. During this process, the elastic member 11 undergoes elastic deformation (such as being compressed); when the material is transported, the user stops applying force to the first switch 1, and the restoring force of the elastic member 11 drives the first connecting member 12 and the first switch 1 to reset, and drives the transmission member 14 to rise, so that the opening and closing cover 6 is sealed at the outlet, and the material transportation is stopped.

[0043] In some embodiments, the storage container includes a fertilizer storage 3 and a water retaining agent storage 4, and the fertilizer storage 3 and the water retaining agent storage 4 are arranged side by side above the seedling planter. The walking type water retaining agent and fertilizer dry granule application device suitable for tobacco planting of the utility model embodiment can be used for transplanting tobacco seedlings and applying fertilizer and water retaining agent to the soil. The fertilizer storage 3 and the water retaining agent storage 4 are arranged side by side, and fertilizer and water retaining agent can be applied at the same time, with reasonable space utilization and compact structure.

[0044] Fertilizer can be transported from the fertilizer storage tank 3 to the seedling cavity 19, and the water-retaining agent can be transported from the water-retaining agent storage tank 4 to the seedling cavity 19. The bottom of the fertilizer storage tank 3 and the bottom of the water-retaining agent storage tank 4 are both provided with an opening and closing cover 6. By opening or closing the corresponding opening and closing cover 6, the transportation of fertilizer and water-retaining agent is controlled.

[0045] The fertilizer storage device 3 includes a fertilizer storage bottle and a fertilizer delivery pipe. The fertilizer delivery pipe is located at the lower end of the fertilizer storage bottle. Materials are stored in the fertilizer storage bottle and the fertilizer delivery pipe. The opening and closing cover 6 is arranged at the lower end of the fertilizer delivery pipe. The cross-sectional area of ​​the fertilizer delivery pipe is smaller than that of the fertilizer storage bottle. The material delivery amount can be more accurately controlled through the fertilizer delivery pipe. Similarly, the water retaining agent storage device 4 includes a water retaining agent storage bottle and a water retaining agent delivery pipe. The water retaining agent storage device 4 has the same or similar structure to the fertilizer storage device 3, which can simplify the structure of the walking water retaining agent and fertilizer dry granule application device suitable for tobacco planting.

[0046] Water-retaining agent (SAP) is a highly efficient chemical water-saving material, known for its polymer network structure. It has excellent water absorption and water retention properties. It can bind a large amount of water, and the absorption amount can reach hundreds or even thousands of times its own weight. Plants can absorb 85% to 90% of the water. The water-retaining agent itself is safe and non-toxic, has no adverse effects, does not pollute the environment, and can eventually decompose into water, nitrogen and carbon dioxide. Water-retaining agent can also effectively improve soil structure, enhance soil water retention, significantly increase crop emergence rate, reduce water and nutrient loss, thereby promoting crop growth and increasing yields. In addition, the use of water-retaining agent can also make the soil looser, reduce soil bulk density, increase soil porosity, and improve soil ventilation performance.

[0047] The walking type water-retaining agent and fertilizer dry granule application device suitable for tobacco planting of the utility model embodiment can realize the dry application of the water-retaining agent. The dry application of the water-retaining agent is a simple and efficient application method, which is suitable for before sowing or in the early stage of plant growth. It can effectively improve the drought resistance of crops, reduce the frequency of irrigation, thereby saving water resources and improving agricultural production efficiency.

[0048] In some embodiments, the lower end of the seedling planter is connected to a limiting rod 15, which is passed through the top of the soil-breaking cone 7 and is located inside the soil-breaking cone 7. The soil-breaking cone 7 protects the limiting rod 15 and prevents the limiting rod 15 from extending out of the soil-breaking cone 7 and affecting the soil-breaking effect. The limiting rod 15 is installed by the seedling planter, and the installation of the limiting rod 15 is simple.

[0049] In some cases, the lower end of the limiting rod 15 does not extend out of the earth-breaking cone 7 , for example, the end of the limiting rod 15 is hidden inside the earth-breaking cone 7 or is flush with the lower end of the earth-breaking cone 7 .

[0050] In some embodiments, the earth-breaking cone 7 includes a first shell 16 and a second shell 17 that can be opened and closed. The first shell 16 and the second shell 17 are arranged opposite to each other. When the earth-breaking cone 7 is opened, the bottom ends of the first shell 16 and the second shell 17 are separated to form an opening. When the earth-breaking cone 7 is closed, the bottom ends of the first shell 16 and the second shell 17 are close to each other and form a cone. The earth-breaking cone 7 is a cone with the tip at the bottom, has a good earth-breaking effect, and is easy to process. The earth-breaking cone 7 includes a first shell 16 and a second shell 17. The opening and closing of the first shell 16 and the second shell 17 can realize the opening and closing of the earth-breaking cone 7. The structure is simple and the operation is easy.

[0051] In some embodiments, the ground-breaking switch includes a second switch 2, a third switch 18, a first pull ring 8, and a second pull ring 10. The second switch 2 and the third switch 18 are hinged above the storage container. One end of the first pull ring 8 is connected to the second switch 2, and the other end of the first pull ring 8 is hinged to the first shell 16. One end of the second pull ring 10 is hinged to the third switch 18, and the other end of the second pull ring 10 is hinged to the second shell 17. The first shell 16 and the second shell 17 are independently controlled by corresponding switches. The second switch 2 and the third switch 18 are hinged above the storage container, which is convenient for operation and labor-saving.

[0052] In some embodiments, the second switch 2 and the third switch 18 are disposed opposite to each other on both sides of the storage container, and the first pull ring 8 and the second pull ring 10 are disposed opposite to each other on both sides of the storage container. The user can operate the second switch 2 with one hand and the third switch 18 with the other hand, and the left and right hands can operate simultaneously to synchronously control the movement of the first shell 16 and the second shell 17, so that the earth-breaking cone 7 can be opened and closed quickly and accurately.

[0053] By operating the second switch 2 and the third switch 18, the first pull ring 8 and the second pull ring 10 can be controlled to move, thereby controlling the opening and closing of the soil-breaking cone 7. The soil-breaking cone is located at the bottom of the seedling planter and is used to loosen the soil so that the soil is automatically covered after the seedlings are planted.

[0054] Finally, it should be noted that the above implementation modes are only used to illustrate the present invention, rather than to limit the present invention. Although the present invention is described in detail with reference to the embodiments, a person skilled in the art should understand that various combinations, modifications or equivalent replacements of the technical solutions of the present invention do not depart from the spirit and scope of the technical solutions of the present invention, and should be included in the scope of the claims of the present invention.

Claims

1. A walking type water-retaining agent and fertilizer dry granule application device suitable for tobacco planting, characterized in that: include: A seedling planting device comprises a soil breaker and a seedling planting device, wherein a seedling planting cavity is formed in the seedling planting device, and an outlet of the seedling planting cavity is arranged above the soil breaker, and the soil breaker comprises a soil breaking cone (7) and a soil breaking switch for opening and closing the soil breaking cone (7), wherein the soil breaking cone (7) forms an opening for materials in the seedling planting cavity to pass through when the soil breaking cone (7) is opened, or forms a cone with a tip facing downward when the soil breaking cone (7) is closed; The application device comprises a storage container and a delivery switch for opening and closing the outlet of the storage container. The outlet of the storage container is disconnected from or connected to the seedling cavity through the delivery switch.

2. The walking type water-retaining agent and fertilizer dry granule applying device suitable for tobacco planting according to claim 1, characterized in that: The storage container comprises a container body and an opening and closing cover (6), one side of the opening and closing cover (6) is hinged to the container body, and the conveying switch drives the opening and closing cover (6) to rotate to open and close the outlet of the storage container.

3. The walking type water-retaining agent and fertilizer dry granule applying device suitable for tobacco planting according to claim 2, characterized in that: The conveying switch comprises a first switch (1), a sliding device (9) and a transmission member (14); the sliding device (9) is slidably connected to the container body; the first switch (1) is connected to the sliding device (9) and is used to drive the sliding device (9) to slide relative to the container body; one end of the transmission member (14) is connected to the sliding device (9), and the other end of the transmission member (14) is connected to the opening and closing cover (6).

4. The walking type water-retaining agent and fertilizer dry granule applying device suitable for tobacco planting according to claim 3, characterized in that: The sliding device (9) comprises a first connecting member (12) and an elastic member (11), wherein the first connecting member (12) is connected to the transmission member, the elastic member (11) is connected to the first connecting member (12) and a second connecting member (13), and the second connecting member (13) is fixed to the container body.

5. The walking type water-retaining agent and fertilizer dry granule applying device suitable for tobacco planting according to claim 3, characterized in that: The first switch (1) is fixedly connected to the sliding device (9), and the first switch (1) is slidably connected above the storage container.

6. The walking type water-retaining agent and fertilizer dry granule applying device suitable for tobacco planting according to claim 1, characterized in that: The storage container comprises a fertilizer storage container (3) and a water retaining agent storage container (4), and the fertilizer storage container (3) and the water retaining agent storage container (4) are arranged in parallel above the seedling planter.

7. The walking type water-retaining agent and fertilizer dry granule applying device suitable for tobacco planting according to any one of claims 1 to 6, characterized in that: The lower end of the seedling planter is connected to a limiting rod (15), and the limiting rod (15) is passed through the top of the soil-breaking cone (7) and is located inside the soil-breaking cone (7).

8. The walking type water-retaining agent and fertilizer dry granule applying device suitable for tobacco planting according to any one of claims 1 to 6, characterized in that: The earth-breaking cone (7) comprises a first shell portion (16) and a second shell portion (17) which can be opened and closed. The first shell portion (16) and the second shell portion (17) are arranged opposite to each other. When the earth-breaking cone (7) is opened, the bottom ends of the first shell portion (16) and the second shell portion (17) are separated from each other to form the opening. When the earth-breaking cone (7) is closed, the bottom ends of the first shell portion (16) and the second shell portion (17) are close to each other to form a cone.

9. The walking type water-retaining agent and fertilizer dry granule applying device suitable for tobacco planting according to claim 8, characterized in that: The ground-breaking switch comprises a second switch (2), a third switch (18), a first pull ring (8) and a second pull ring (10); the second switch (2) and the third switch (18) are hinged above the storage container; one end of the first pull ring (8) is connected to the second switch (2); the other end of the first pull ring (8) is hinged to the first shell (16); one end of the second pull ring (10) is hinged to the third switch (18); the other end of the second pull ring (10) is hinged to the second shell (17).

10. The walking type water-retaining agent and fertilizer dry granule applying device suitable for tobacco planting according to claim 9, characterized in that: The second switch (2) and the third switch (18) are arranged opposite to each other on two sides of the storage container, and the first pull ring (8) and the second pull ring (10) are arranged opposite to each other on two sides of the storage container.

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