Pest control device

Abstract

The utility model discloses a pest and disease control device, which relates to the technical field of agricultural pest and disease control, and comprises a medicine dispensing box, and an outer cylinder, an inner cylinder and a piston rod which are arranged in a perfusion device, a plurality of injection runners are arranged at the bottom of the outer wall of the inner cylinder, and an injection runner protection mechanism is arranged in the perfusion device. The injection runner protection mechanism comprises a sleeve connected to the outer wall of the inner barrel in a sleeving mode, the inner wall of the sleeve blocks a liquid outlet port of the injection runner, a movable rack is fixedly connected to the inner wall of the sleeve, and a guide sliding groove for the movable rack to slide is formed in the inner barrel. And a fixed rack is fixedly connected to the inner wall of the inner cylinder body, a gear is rotationally connected to the interior of the piston rod, a rectangular groove for the gear to rotate is formed in the outer wall of the piston rod, and the gear is in meshed connection with the movable rack and the fixed rack through the rectangular groove.

Description

Technical Field

[0001] The utility model relates to the technical field of agricultural pest control, in particular to a pest control device. Background Art

[0002] Pests and diseases are one of the main threats in the growth process of crops. They can directly damage key parts of crops such as leaves, stems, roots, etc., leading to poor crop growth, reduced yields, and even death. They will not only lead to reduced crop yields, but also increase farmers' production costs. Farmers may face huge economic losses. Through pest and disease control, the damage of pests and diseases to crops can be effectively reduced, the normal growth of crops can be ensured, the yield and quality can be improved, the economic losses of farmers can be reduced, and the income level of farmers can be increased.

[0003] The existing patent (application number: CN202321732609.9) proposes a pest control device, through which pesticides can be injected into the underground soil. The operator inserts the injector into the ground, and the medicine dispensing box supplies pesticides to the injector. The pesticides are injected into the underground soil through the injector, which can prevent and control pests and diseases in the soil layer and on the roots of crops.

[0004] The above patent also has the following problems during use: by setting an injection channel inside the conical head at the bottom of the inner cylinder, when the injector is inserted into the ground, the injection channel inside the conical head is easily blocked by small stones and soil in the underground soil. The blockage of the injection channel makes it impossible to quickly complete the injection of pesticides, and the injector equipment is prone to damage, which reduces the efficiency of pesticide injection, not only increasing maintenance costs but also affecting the progress of pest control. Utility Model Content

[0005] The purpose of the utility model is to provide a pest control device to solve the problems raised in the above background technology.

[0006] In order to solve the above technical problems, the utility model provides a pest control device, including an outer cylinder, an inner cylinder and a piston rod in a medicine dispensing box and an injection device, the bottom surface of the inner cylinder is fixedly connected to a conical head, the bottom surface of the piston rod is fixedly connected to a piston, a plurality of injection channels are provided at the bottom of the outer wall of the inner cylinder, and an injection channel protection mechanism is provided in the injection device, the injection channel protection mechanism includes a sleeve sleeved on the outer wall of the inner cylinder, the inner wall of the sleeve is sealed at the liquid outlet port of the injection channel, a movable rack is fixedly connected to the inner wall of the sleeve, a guide groove for sliding the movable rack is provided on the inner cylinder, a fixed rack is fixedly connected to the inner wall of the inner cylinder, a gear is rotatably connected to the inside of the piston rod, a rectangular groove for rotating the gear is provided on the outer wall of the piston rod, and the gear is meshed with the movable rack and the fixed rack through the rectangular groove.

[0007] Furthermore, a connecting pipe is connected to the outer wall of the injection device, and the connecting pipe is fixedly connected to the outer wall of the inner cylinder through the outer cylinder and the sleeve. The outer cylinder is provided with a limiting sliding groove for the connecting pipe to slide.

[0008] Furthermore, the sleeve is provided with a movable sliding groove for the connecting pipe to slide, and the shape of the movable sliding groove is adapted to the connecting pipe.

[0009] Furthermore, the connecting pipe and the conical head are both made of stainless steel.

[0010] Furthermore, two shoulder straps are provided on one side wall of the medicine dispensing box, a medicine outlet is provided at the bottom of one side wall of the medicine dispensing box, a valve is installed at the medicine outlet, the outlet end of the valve is connected to a hose, the other end of the hose is connected to the connecting pipe, and one end of the connecting pipe is connected to the interior of the inner cylinder.

[0011] Furthermore, the inner cylinder is slidably connected to the inner cylinder, the piston rod is slidably arranged inside the inner cylinder, and the piston rod can move axially along the inner cylinder; the outer wall of the piston is in gap contact with the inner wall of the inner cylinder to form a sliding seal.

[0012] Furthermore, an annular chassis is fixedly connected to the bottom of the outer cylinder.

[0013] Furthermore, an integrally formed medicine dispensing opening is provided on the top of the medicine dispensing box, and an openable cover is provided on the medicine dispensing opening.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The utility model provides an injection channel protection mechanism in the injector device, so that when the injector device is inserted into the ground to inject pesticides, the injection channel will not be blocked by small stones and soil in the soil, thereby reducing the possibility of the injector device having a malfunction due to blockage of the injection channel. When it is necessary to inject pesticides, the piston rod moves downward and the sleeve rises. At the same time, the piston rod that moves downward can make the pesticide liquid flow out of the injection channel, so that the pesticide injection can be completed quickly and efficiently, thereby improving the progress of pest control.

[0016] 2. The utility model provides the limiting groove on the outer cylinder, rotates the inner cylinder so that the connecting pipe is stuck in the limiting groove, and the inner cylinder can be limited by simple operation to prevent its bottom end from extending out of the outer cylinder, which is convenient for the storage of the utility model. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a structural schematic diagram of the infusion device in the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the injector of the utility model when it is inserted into the soil layer;

[0020] Figure 4 It is a schematic diagram of the cross-sectional structure of the injector in the utility model;

[0021] Figure 5 for Figure 4 A magnified view of the structure at center;

[0022] Figure 6 It is a schematic diagram of the cross-sectional structure of the piston rod in the utility model;

[0023] Figure 7 This is a schematic diagram of the connection structure between the inner cylinder and the sleeve in the utility model;

[0024] Figure 8 It is a schematic diagram of the cross-sectional structure of the inner cylinder and the sleeve in the utility model.

[0025] In the figure:

[0026] 10. Dispensing box; 11. Dispensing port; 12. Cover; 13. Valve; 14. Strap; 15. Hose;

[0027] 20. Outer cylinder; 21. Inner cylinder; 22. Piston rod; 23. Conical head; 24. Piston; 25. Injection channel; 26. Annular chassis;

[0028] 30. Sleeve; 31. Movable rack; 32. Fixed rack; 33. Gear; 34. Rectangular groove; 35. Guide groove;

[0029] 40. Connecting pipe; 41. Limiting slide; 42. Moving slide. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] See also Figure 1-8 , the utility model provides a technical solution:

[0032] See also Figure 1, Figure 4 , Figure 5 and Figure 7 The present invention discloses a pest control device, comprising a medicine dispensing box 10 and an outer cylinder 20, an inner cylinder 21 and a piston rod 22 in an injector device, wherein a conical head 23 is fixedly connected to the bottom surface of the inner cylinder 21, a piston 24 is fixedly connected to the bottom surface of the piston rod 22, a plurality of injection channels 25 are opened at the bottom of the outer wall of the inner cylinder 21, and an injection channel protection mechanism is provided in the injector device, wherein the injection channel protection mechanism comprises a sleeve 30 sleeved on the outer wall of the inner cylinder 21, and the inner wall of the sleeve 30 is sealed at At the liquid outlet of the injection channel 25, a movable rack 31 is fixedly connected to the inner wall of the sleeve 30, a guide groove 35 for the movable rack 31 to slide is provided on the inner cylinder 21, a fixed rack 32 is fixedly connected to the inner wall of the inner cylinder 21, a gear 33 is rotatably connected inside the piston rod 22, a rectangular groove 34 for the gear 33 to rotate is provided on the outer wall of the piston rod 22, and the gear 33 is meshed and connected with the movable rack 31 and the fixed rack 32 through the rectangular groove 34;

[0033] When the inner cylinder 21 is inserted into the ground and needs to inject pesticides into the soil, the piston rod 22 is pushed to make a linear reciprocating motion along the axis of the inner cylinder 21. The piston rod 22 provides power for the movement of the gear 33. The gear 33 rotates and engages with the movable rack 31 and the fixed rack 32. The fixed rack 32 is fixed, and the movable rack 31 slides the sleeve 30 up and down along the guide groove 35. The sliding direction of the sleeve 30 is in the opposite direction to the piston rod 22. That is, when the piston rod 22 is pushed downward, the sleeve 30 moves upward. When the piston rod 22 is pulled upward, the sleeve 30 moves downward to cover the injection channel 25, so that small stones and soil in the soil cannot enter the injection channel 25.

[0034] See also Figure 2 , Figure 3 and Figure 7 A connecting tube 40 is connected to the outer wall of the injection device, and the connecting tube 40 is fixedly connected to the outer wall of the inner cylinder 21 through the outer cylinder 20 and the sleeve 30. A limiting slide groove 41 is provided on the outer cylinder 20 for the connecting tube 40 to slide. When the bottom end of the inner cylinder 21 needs to be retracted into the inner part of the outer cylinder 20, the inner cylinder 21 is rotated to make the connecting tube 40 stuck in the limiting slide groove 41, so that the inner cylinder 21 can be limited to prevent its bottom end from extending out of the outer cylinder 20. The inner cylinder 21 is rotated to make the connecting tube 40 break away from the restriction of the limiting slide groove 41 and make the connecting tube 40 slide up and down along the direction of the limiting slide groove 41, so that the bottom end of the inner cylinder 21 can be extended out of the inner part of the outer cylinder 20.

[0035] See also Figure 2 and Figure 7The sleeve 30 is provided with a movable groove 42 for the connecting pipe 40 to slide, and the shape of the movable groove 42 is adapted to the connecting pipe 40; the movable groove 42 leaves space for the sleeve 30 to reciprocate, so that the connecting pipe 40 cannot block the sleeve 30 from sliding up and down.

[0036] See also Figure 4 The connecting pipe 40 and the conical head 23 are both made of stainless steel. Stainless steel is corrosion-resistant and can maintain a good condition for a long time in harsh environments. It is not easy to rust and has higher strength than ordinary steel. It is suitable for the connecting pipe 40 to transport pesticide liquid without corrosion, and it is also suitable for the conical head 23 to be inserted into the soil without deformation and damage.

[0037] See also Figure 7 Two shoulder straps 14 are provided on one side wall of the medicine dispensing box 10, and a medicine outlet is provided at the bottom of one side wall of the medicine dispensing box 10, and a valve 13 is installed at the medicine outlet. The outlet end of the valve 13 is connected to a hose 15, and the other end of the hose 15 is connected to a connecting pipe 40, and one end of the connecting pipe 40 is connected to the interior of the inner cylinder 21; open the valve 13, and the pesticide liquid in the medicine dispensing box 10 flows into the inner cylinder 21 through the hose 15 and the connecting pipe 40, and the pesticide liquid can be injected into the underground soil by using an injector device. The shoulder strap 14 is provided so that it can be convenient for the staff to use it flexibly without being restricted by the size of space and place.

[0038] See also Figure 2 and Figure 4 The inner cylinder 21 is slidably connected to the inner cylinder 20, and the inner cylinder 21 is slidably provided with a piston rod 22, which can move along the axial direction of the inner cylinder 21; the outer wall of the piston 24 is in contact with the inner wall of the inner cylinder 21 and forms a sliding seal; this structure is similar to a medical syringe; when the bottom end of the inner cylinder 21 is inserted into the ground, the piston rod 22 can be pushed downward, so that the piston 24 pushes the pesticide liquid in the inner cylinder 21 into the soil, which can speed up the injection of the pesticide liquid in the inner cylinder 21 into the soil.

[0039] See also Figure 2 The bottom of the outer cylinder 20 is fixedly connected with an annular chassis 26; when the injector needs to be inserted into the soil, the annular chassis 26 can increase the contact area between the outer cylinder 20 and the ground, thereby improving the stability of the outer cylinder 20.

[0040] See also Figure 1The top of the medicine dispensing box 10 is provided with an integrally formed medicine dispensing port 11, and the medicine dispensing port 11 is provided with an openable cover 12; the medicine dispensing box 10 can be cleaned through the cover 12 after the pesticide infusion is completed, that is, the residual pesticide can be effectively removed to avoid mixing the residual pesticide with the newly prepared pesticide during the next use, resulting in inaccurate pesticide concentration, thereby affecting the prevention and control effect, and these chemical substances can be removed to reduce corrosion and damage, thereby extending the service life of the medicine dispensing box 10.

[0041] Working principle: when the bottom end of the inner cylinder 21 needs to be put into the outer cylinder 20, the inner cylinder 21 is rotated to make the connecting pipe 40 stuck in the limiting slide groove 41, so that the inner cylinder 21 can be limited to prevent its bottom end from extending out of the outer cylinder 20, and the inner cylinder 21 is rotated to make the connecting pipe 40 break away from the limitation of the limiting slide groove 41 and slide up and down along the direction of the limiting slide groove 41, so that the bottom end of the inner cylinder 21 can extend out of the outer cylinder 20; when the inner cylinder 21 is inserted into the land and the soil needs to be injected with pesticides, the piston rod 22 is pushed to make a linear reciprocating motion along the axis of the inner cylinder 21 When the piston rod 22 is pushed downward, the sleeve 30 moves upward, and when the piston rod 22 slides upward, the sleeve 30 moves downward to cover the injection channel 25, so that small stones and soil in the soil cannot enter the injection channel 25, thereby effectively protecting the injection channel 25.

Claims

1. A pest control device, comprising a medicine dispensing box (10) and an outer cylinder (20), an inner cylinder (21) and a piston rod (22) in an injector device, wherein a conical head (23) is fixedly connected to the bottom surface of the inner cylinder (21), and a piston (24) is fixedly connected to the bottom surface of the piston rod (22), characterized in that: A plurality of injection channels (25) are provided at the bottom of the outer wall of the inner cylinder (21); an injection channel protection mechanism is provided in the injection device, the injection channel protection mechanism comprising a sleeve (30) sleeved on the outer wall of the inner cylinder (21); the inner wall of the sleeve (30) is sealed at the liquid outlet of the injection channel (25); a movable rack (31) is fixedly connected to the inner wall of the sleeve (30); and a movable rack (31) is provided on the inner cylinder (21) for the movable rack to be used for injection. A guide groove (35) for the movable rack (31) to slide, a fixed rack (32) is fixedly connected to the inner wall of the inner cylinder (21), a gear (33) is rotatably connected inside the piston rod (22), a rectangular groove (34) for the gear (33) to rotate is provided on the outer wall of the piston rod (22), and the gear (33) is meshedly connected with the movable rack (31) and the fixed rack (32) through the rectangular groove (34).

2. A pest control device according to claim 1, characterized in that: A connecting pipe (40) is connected to the outer wall of the injection device. The connecting pipe (40) is fixedly connected to the outer wall of the inner cylinder (21) through the outer cylinder (20) and the sleeve (30). A limiting sliding groove (41) is provided on the outer cylinder (20) for the connecting pipe (40) to slide.

3. A pest control device as claimed in claim 2, characterized in that: The sleeve (30) is provided with a movable sliding groove (42) for the connecting pipe (40) to slide, and the shape of the movable sliding groove (42) is adapted to the connecting pipe (40).

4. A pest control device as claimed in claim 2, characterized in that: The connecting pipe (40) and the conical head (23) are both made of stainless steel.

5. The pest control device according to claim 2, characterized in that: One side wall of the medicine dispensing box (10) is provided with two shoulder straps (14), and the bottom of one side wall of the medicine dispensing box (10) is provided with a medicine outlet, and a valve (13) is installed at the medicine outlet, and the outlet end of the valve (13) is connected to a hose (15), and the other end of the hose (15) is connected to the connecting pipe (40), and one end of the connecting pipe (40) is connected to the interior of the inner cylinder (21).

6. The pest control device according to claim 1, characterized in that: The inner cylinder (21) is slidably connected to the inner part of the outer cylinder (20), and the piston rod (22) is slidably arranged inside the inner cylinder (21). The piston rod (22) can move along the axial direction of the inner cylinder (21); the outer wall of the piston (24) is in gap contact with the inner wall of the inner cylinder (21) to form a sliding seal.

7. The pest control device according to claim 1, characterized in that: An annular bottom plate (26) is fixedly connected to the bottom of the outer cylinder (20).

8. The pest control device according to claim 1, characterized in that: The top of the medicine dispensing box (10) is provided with an integrally formed medicine dispensing opening (11), and an openable cover (12) is provided on the medicine dispensing opening (11).

Images