Weeding device for medicinal plants

Abstract

The utility model relates to the technical field of weeding devices, and discloses a weeding device for medicinal plants, which solves the problem that a cutting knife is inconvenient to disassemble and replace at present, and comprises a rack, two universal wheels are symmetrically arranged on two sides of the bottom of the rack, a weeding mechanism and an adjusting mechanism are arranged on the rack, and the adjusting mechanism is arranged on the rack. A push rod is fixedly mounted at the top of the rack; according to the cutting device, the cutting knife is conveniently installed at the bottom end of the transmission shaft through cooperation between the installation groove and the installation block, an insertion rod is conveniently inserted into an insertion hole through cooperation between a sliding plate and a first L-shaped round rod and a spring, the sliding plate can be limited through cooperation between an L-shaped plate and a screw rod and a nut, then the cutting knife can be fixed, and the cutting device is convenient to use. And when the inserting rod moves out of the inserting hole, the cutting knife can be detached and replaced, and through cooperation of a first motor and a transmission shaft and cooperation of a mounting groove and a mounting block, the cutting knife can rotate conveniently to weed.

Description

Technical Field

[0001] The utility model belongs to the technical field of weeding devices, in particular to a weeding device used for medicinal plants. Background Art

[0002] Medicinal plants refer to plants used in medicine to prevent and treat diseases. All or part of the plants are used for medicinal purposes or as raw materials for the pharmaceutical industry. In a broad sense, they can include plant resources used as nutrients, certain hobbies, condiments, color additives, pesticides and veterinary drugs. During the cultivation of medicinal plants, the growth of weeds will seriously affect the growth and yield of medicinal plants, so weeding is required.

[0003] Currently, most weeding methods use a weeder to weed. During use, the weeder drives a motor to drive a cutting blade to rotate to remove weeds. Currently, the cutting blade is mostly fixed on the output shaft of the motor, which makes it difficult to disassemble and replace the cutting blade. Utility Model Content

[0004] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a weeding device for medicinal plants, which effectively solves the problem that it is inconvenient to disassemble and replace the cutting knife.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a weeding device for medicinal plants, comprising a frame, two universal wheels are symmetrically installed on both sides of the bottom of the frame, a weeding mechanism and an adjustment mechanism are installed on the frame, and a push rod is fixedly installed on the top of the frame;

[0006] The weeding mechanism includes a mounting plate located on the inner side of the frame, a U-shaped plate is fixedly installed on the top of the mounting plate, a motor 1 is fixedly installed in the U-shaped plate, a transmission shaft is fixedly installed on the motor 1, the transmission shaft passes through the mounting plate and is rotatably connected to the mounting plate, a mounting groove is provided at the bottom end of the transmission shaft, a mounting block is provided in the mounting groove, a connecting shaft is fixedly installed at the bottom of the mounting block, a cutting knife is fixedly installed at the bottom end of the connecting shaft, a fixed disk and a bottom sleeve are fixedly sleeved on the outer side of the transmission shaft, the bottom sleeve is fixed to the bottom of the fixed disk, an L-shaped round rod 1 is fixedly connected between the outer side of the bottom sleeve and the bottom of the fixed disk, a slide plate is movably sleeved on the outer side of the L-shaped round rod 1, a spring is fixedly connected between the slide plate and the bottom sleeve, the spring sleeve is arranged on the outer side of the L-shaped round rod 1, an insertion rod is fixedly installed on the side of the slide plate close to the transmission shaft, a socket is provided on the side of the mounting block close to the slide plate, the insertion rod passes through the transmission shaft and is inserted into the socket.

[0007] Preferably, a screw is fixedly installed on the outer side of the fixed plate, an L-shaped plate is fixedly installed on the side of the slide plate away from the bottom sleeve, the L-shaped plate is movably sleeved on the outer side of the screw, a nut is provided on the side of the L-shaped plate away from the L-shaped round rod, and the nut is threadedly sleeved on the outer side of the screw.

[0008] Preferably, an annular groove is provided at the bottom of the mounting plate, balls are installed in the annular groove at equal angles, connecting columns are fixedly connected at equal angles to the top of the fixed plate, the top of each connecting column is fixedly connected to the same top ring, and the top of the top ring fits with each ball.

[0009] Preferably, the adjustment mechanism comprises a U-shaped frame fixed on the inner top wall of the frame, two L-shaped round rods 2 are symmetrically fixedly connected between the bottom of the U-shaped frame and the frame, and the mounting plate is movably sleeved on the outer sides of the two L-shaped round rods 2.

[0010] Preferably, a second motor is fixedly mounted on an inner side wall of the U-shaped frame, a bidirectional screw is fixedly mounted on the second motor, an end of the bidirectional screw away from the second motor is rotatably connected to the other inner side wall of the U-shaped frame, two nuts are symmetrically threaded on the outer side of the bidirectional screw, and two movable rods are symmetrically rotatably connected on the outer side of the U-shaped plate, and the ends of the two movable rods away from the U-shaped plate are respectively rotatably connected to the bottoms of the two nuts.

[0011] Preferably, a guide groove is provided on the inner top wall of the U-shaped frame, and guide blocks are fixedly installed on the tops of the two nuts, and the two guide blocks are slidably connected to the guide groove.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] (1) The utility model facilitates the installation of the cutting blade at the bottom end of the transmission shaft through the cooperation between the installation groove and the installation block, and facilitates the insertion of the insertion rod into the insertion hole through the cooperation between the slide plate, the L-shaped round rod and the spring, and the slide plate can be limited through the cooperation between the L-shaped plate, the screw rod and the nut, and then the cutting blade can be fixed. When the insertion rod is removed from the insertion hole, the cutting blade can be disassembled and replaced, and the cooperation between the motor and the transmission shaft and the installation groove and the installation block facilitates the rotation of the cutting blade for weeding.

[0014] (2) The new type facilitates the horizontal movement of the two nuts through the cooperation between the second motor and the bidirectional screw rod, and the guide block and the guide groove, and facilitates the installation plate to drive the cutting knife to rise and fall through the cooperation between the movable rod and the U-shaped plate, and the installation plate and the second L-shaped round rod, thereby facilitating the adjustment of the weeding height. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0016] In the attached picture:

[0017] Figure 1 This is a schematic diagram of the structure of the weeding device for medicinal plants of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the weeding mechanism of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the mounting plate of the utility model;

[0020] Figure 4 This is a schematic diagram of the fixed disk structure of the utility model;

[0021] Figure 5 This is a schematic diagram of the structure of the adjustment mechanism of the utility model;

[0022] In the figure: 1, frame; 2, weeding mechanism; 201, mounting plate; 202, U-shaped plate; 203, motor 1; 204, transmission shaft; 205, fixing plate; 206, cutting knife; 207, ball bearing; 208, annular groove; 209, mounting groove; 2010, mounting block; 2011, connecting shaft; 2012, socket; 2013, connecting column; 2014, top ring; 2015, nut; 201 6. Screw; 2017. L-shaped plate; 2018. L-shaped round rod one; 2019. Slide plate; 2020. Insert rod; 2021. Spring; 2022. Bottom sleeve; 3. Adjustment mechanism; 301. U-shaped frame; 302. Nut; 303. Bidirectional screw; 304. Guide groove; 305. Guide block; 306. Motor two; 307. Movable rod; 308. L-shaped round rod two; 4. Universal wheel; 5. Push rod. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0024] Embodiment 1, by Figure 1 The utility model comprises a frame 1, two universal wheels 4 are symmetrically installed on both sides of the bottom of the frame 1, a weeding mechanism 2 and an adjustment mechanism 3 are installed on the frame 1, and a push rod 5 is fixedly installed on the top of the frame 1.

[0025] Specifically, by Figure 2-4The weeding mechanism 2 includes a mounting plate 201 located on the inner side of the frame 1, a U-shaped plate 202 is fixedly installed on the top of the mounting plate 201, a motor 203 is fixedly installed in the U-shaped plate 202, a transmission shaft 204 is fixedly installed on the motor 203, the transmission shaft 204 passes through the mounting plate 201 and is rotatably connected to the mounting plate 201, a mounting groove 209 is provided at the bottom end of the transmission shaft 204, a mounting block 2010 is provided in the mounting groove 209, and a connecting shaft 204 is fixedly installed at the bottom of the mounting block 2010 011, a cutting knife 206 is fixedly installed at the bottom end of the connecting shaft 2011, a fixed plate 205 and a bottom sleeve 2022 are fixedly sleeved on the outer side of the transmission shaft 204, the bottom sleeve 2022 is fixed to the bottom of the fixed plate 205, an L-shaped round rod 2018 is fixedly connected between the outer side of the bottom sleeve 2022 and the bottom of the fixed plate 205, a slide plate 2019 is movably sleeved on the outer side of the L-shaped round rod 2018, a spring 2021 is fixedly connected between the slide plate 2019 and the bottom sleeve 2022, and the spring 202 1 is sleeved on the outer side of the L-shaped round rod 2018, a plug rod 2020 is fixedly installed on the side of the slide plate 2019 close to the transmission shaft 204, a socket 2012 is provided on the side of the mounting block 2010 close to the slide plate 2019, the plug rod 2020 passes through the transmission shaft 204 and is inserted into the socket 2012, a screw rod 2016 is fixedly installed on the outer side of the fixed plate 205, and an L-shaped plate 2017 is fixedly installed on the side of the slide plate 2019 away from the bottom sleeve 2022, and the L-shaped plate 2017 is movably sleeved on the screw rod 20 16, a nut 2015 is provided on the side of the L-shaped plate 2017 away from the L-shaped round rod 2018, and the nut 2015 is threadedly sleeved on the outside of the screw rod 2016, and an annular groove 208 is provided at the bottom of the mounting plate 201, and balls 207 are installed at equal angles in the annular groove 208, and the top of the fixing plate 205 is fixedly connected with connecting columns 2013 at equal angles, and the top of each connecting column 2013 is fixedly connected with the same top ring 2014, and the top of the top ring 2014 is in contact with each ball 207;

[0026] When in use, first start the motor 203 to drive the transmission shaft 204 to rotate, and then drive the cutting knife 206 to rotate for weeding. At the same time, the top ring 2014 rotates on each ball 207 to ensure the stability of the cutting knife 206 when it moves. When the cutting knife 206 needs to be replaced, then loosen the nut 2015 to release the limit of the L-shaped plate 2017, and then pull the L-shaped plate 2017 to drive the slide plate 2019 to slide along the L-shaped round rod 2018. At this time, the spring 2021 is stretched until the insertion rod 2020 is disengaged from the socket 2012, releasing the mounting block 2010 from the transmission shaft. 204 is fixed, and the mounting block 2010 is removed from the mounting groove 209 to complete the disassembly of the cutting knife 206, and then a new cutting knife 206 is replaced, and the mounting block 2010 is inserted into the mounting groove 209, and the control of the slide plate 2019 is released. At this time, the spring 2021 is reset to drive the slide plate 2019 to slide along the L-shaped round rod 2018 until the insertion rod 2020 is inserted into the socket 2012, and then the nut 2015 is locked to limit the L-shaped plate 2017, and the mounting block 2010 is fixed in the mounting groove 209 to complete the installation of the cutting knife 206, and finally the cutting knife 206 is replaced.

[0027] Specifically, by Figure 5 The adjusting mechanism 3 includes a U-shaped frame 301 fixed on the inner top wall of the frame 1, two L-shaped round rods 308 are symmetrically fixedly connected between the bottom of the U-shaped frame 301 and the frame 1, and the mounting plate 201 is movably sleeved on the outer sides of the two L-shaped round rods 308. A motor 306 is fixedly installed on an inner side wall of the U-shaped frame 301, and a bidirectional screw rod 303 is fixedly installed on the motor 306. One end of the bidirectional screw rod 303 away from the motor 306 is connected to the other inner side wall of the U-shaped frame 301. The side wall is rotatably connected, the outer side of the bidirectional screw rod 303 is symmetrically threaded with two screw nuts 302, the outer side of the U-shaped plate 202 is symmetrically rotatably connected with two movable rods 307, and the ends of the two movable rods 307 away from the U-shaped plate 202 are respectively rotatably connected to the bottoms of the two screw nuts 302, and a guide groove 304 is provided on the inner top wall of the U-shaped frame 301, and guide blocks 305 are fixedly installed on the tops of the two screw nuts 302, and the two guide blocks 305 are slidably connected to the guide grooves 304;

[0028] When in use, first start the motor 2 306 to drive the rotation of the bidirectional screw rod 303. Since the two guide blocks 305 are slidably connected to the guide groove 304, the two screw nuts 302 are driven to slide horizontally, and the U-shaped plate 202 is driven to move through the two movable rods 307. At the same time, the mounting plate 201 slides along the two L-shaped round rods 2 308. Finally, the cutting knife 206 is raised and lowered to adjust the weeding height.

Claims

1. A weeding device for medicinal plants, comprising a frame (1), characterized in that: Two universal wheels (4) are symmetrically mounted on both sides of the bottom of the frame (1); a weeding mechanism (2) and an adjustment mechanism (3) are mounted on the frame (1); and a push rod (5) is fixedly mounted on the top of the frame (1); The weeding mechanism (2) comprises a mounting plate (201) located inside the frame (1), a U-shaped plate (202) is fixedly mounted on the top of the mounting plate (201), a motor (203) is fixedly mounted inside the U-shaped plate (202), a transmission shaft (204) is fixedly mounted on the motor (203), the transmission shaft (204) passes through the mounting plate (201) and is rotatably connected to the mounting plate (201), a mounting groove (209) is provided at the bottom end of the transmission shaft (204), a mounting block (2010) is provided in the mounting groove (209), a connecting shaft (2011) is fixedly mounted on the bottom of the mounting block (2010), a cutting knife (206) is fixedly mounted on the bottom end of the connecting shaft (2011), and a fixing plate (205) and a bottom sleeve (206) are fixedly sleeved on the outside of the transmission shaft (204). The bottom sleeve (2022) is fixed to the bottom of the fixed plate (205), an L-shaped round rod (2018) is fixedly connected between the outer side of the bottom sleeve (2022) and the bottom of the fixed plate (205), a slide plate (2019) is movably sleeved on the outer side of the L-shaped round rod (2018), a spring (2021) is fixedly connected between the slide plate (2019) and the bottom sleeve (2022), the spring (2021) is sleeved on the outer side of the L-shaped round rod (2018), an insertion rod (2020) is fixedly installed on one side of the slide plate (2019) close to the transmission shaft (204), a socket (2012) is provided on one side of the mounting block (2010) close to the slide plate (2019), and the insertion rod (2020) passes through the transmission shaft (204) and is inserted into the socket (2012).

2. A weeding device for medicinal plants according to claim 1, characterized in that: A screw rod (2016) is fixedly installed on the outer side of the fixed plate (205); an L-shaped plate (2017) is fixedly installed on the side of the slide plate (2019) away from the bottom sleeve (2022); the L-shaped plate (2017) is movably sleeved on the outer side of the screw rod (2016); a nut (2015) is provided on the side of the L-shaped plate (2017) away from the L-shaped round rod (2018); and the nut (2015) is threadedly sleeved on the outer side of the screw rod (2016).

3. A weeding device for medicinal plants according to claim 1, characterized in that: The bottom of the mounting plate (201) is provided with an annular groove (208), in which balls (207) are installed at equal angles, and the top of the fixed plate (205) is fixedly connected with connecting columns (2013) at equal angles, and the top of each connecting column (2013) is fixedly connected with the same top ring (2014), and the top of the top ring (2014) is in contact with each ball (207).

4. A weeding device for medicinal plants according to claim 1, characterized in that: The adjustment mechanism (3) comprises a U-shaped frame (301) fixed on the inner top wall of the frame (1); two L-shaped round rods (308) are symmetrically fixedly connected between the bottom of the U-shaped frame (301) and the frame (1); and the mounting plate (201) is movably sleeved on the outer sides of the two L-shaped round rods (308).

5. A weeding device for medicinal plants according to claim 4, characterized in that: A second motor (306) is fixedly mounted on an inner side wall of the U-shaped frame (301), a bidirectional screw rod (303) is fixedly mounted on the second motor (306), one end of the bidirectional screw rod (303) away from the second motor (306) is rotatably connected to the other inner side wall of the U-shaped frame (301), two nuts (302) are symmetrically threadedly sleeved on the outer side of the bidirectional screw rod (303), two movable rods (307) are symmetrically rotatably connected on the outer side of the U-shaped plate (202), and one end of the two movable rods (307) away from the U-shaped plate (202) is rotatably connected to the bottom of the two nuts (302) respectively.

6. A weeding device for medicinal plants according to claim 4, characterized in that: A guide groove (304) is provided on the inner top wall of the U-shaped frame (301), and guide blocks (305) are fixedly installed on the tops of the two nuts (302), and the two guide blocks (305) are slidably connected to the guide groove (304).

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