An electric slide rail submerged plant collection device

Abstract

The invention discloses an electric slide rail submerged plant collection device and a collection method thereof. The collected submerged plants are used for monitoring the biomass of submerged plants and identifying the species. The invention relates to the technical field of submerged plant collection and monitoring, and comprises a rectangular frame made of stainless steel, and the inner walls on both sides of the rectangular frame are fixedly provided with linear slide rails. The beneficial effects of the invention are as follows: the arranged cutting assembly can drive the mobile cutting knife to move back and forth left and right, so that the fixed cutting knife can be used to cut the plant body above the root of the submerged plant, so as to prevent the root system of the submerged plant from being taken out together, and to avoid directly damaging the root system of the submerged plant as much as possible, thereby reducing the damage to the submerged plant and effectively preventing the disturbance of the bottom mud. At the same time, the cut submerged plants are collected in a specific space through the nylon net bag thereon, so as to prevent the cut submerged plant broken branches from floating away, thereby affecting the monitoring results of the biomass and species of the submerged plants.

Description

Technical Field

[0001] The invention relates to a collecting device, in particular to an electric slide rail submerged plant collecting device and a collecting method thereof. The collected submerged plants are used for monitoring submerged plant biomass and identifying species, and belong to the technical field of submerged plant collecting. Background Art

[0002] As an important component of lake ecosystems, submerged plants play an important role in the stability of lake ecosystems. In recent years, a large number of eutrophic lakes have carried out water ecological restoration work, and the most critical link is the planting and propagation of submerged plants. Among them, the monitoring of submerged plant species and biomass is an important indicator for evaluating the effectiveness of lake water ecological restoration, and is also an important indicator for evaluating the health status of lake ecosystems.

[0003] Among them, the "small aquatic plant collection device" disclosed in the application number "201820751897.5" is also an increasingly mature technology, which "includes a floating body, a housing is provided on the top of the floating body, a number of cameras are provided on the floating body, a first motor is provided inside the floating body, and the first motor is connected to a collection component in a transmission manner. A guide component is provided on both sides of the collection component, and a driving component is also provided on the back of the floating body. In the small aquatic plant collection device, the free movement of the device is achieved through the cooperation of the driving component and the guide component; at the same time, the collection component is added, which can realize the reliable collection of aquatic plants, thereby realizing automatic collection and improving the practicality of the device. The design of the present invention is reasonable and suitable for popularization and use"; however, there are still the following defects in actual use:

[0004] 1) It is not convenient to collect submerged plants. There are problems such as small and inaccurate sampling area, disturbance of bottom mud sediments, and inability to completely collect submerged plants;

[0005] 2) It is easy to directly bring out the roots of submerged plants, causing the submerged plants that have just recovered to be destroyed again. Summary of the invention

[0006] The object of the present invention is to provide an electric slide rail submerged plant collecting device to solve the problem in the above background technology that the bottom mud sediment is disturbed and the roots of the submerged plants are brought out, and the submerged plants cannot be completely collected.

[0007] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: an electric slide rail type submerged plant collection device, comprising a rectangular frame made of stainless steel, linear slide rails are fixedly provided on the inner walls on both sides of the rectangular frame, the surfaces of the two linear slide rails are slidably connected with slide seats, a connecting seat is fixedly provided between the two slide seats, a fixed cutting knife is fixedly provided on one side of the connecting seat, a movable groove is provided at the bottom of the connecting seat, a movable plate is slidably connected inside the movable groove, a movable cutting knife is fixedly provided on one side of the movable plate, a rectangular nylon cloth is fixedly provided on the other side of the connecting seat, one end of the rectangular nylon cloth is fixedly connected to the inner side of the rectangular frame, and a cutting assembly is provided on the top of the connecting seat.

[0008] Preferably, the cutting assembly includes a mounting seat, a swing plate, a first transmission gear and a first transmission tooth plate, the mounting seat is fixedly mounted on the middle part of the top end of the connecting seat, one side of the mounting seat is rotatably connected to the bottom of the swing plate through a connecting shaft, the first transmission gear is fixedly mounted on the bottom end of the swing plate, a guide groove is provided in the middle part of the swing plate, the first transmission tooth plate is fixedly mounted on the top end of the movable plate, and the first transmission gear is meshedly connected with the first transmission tooth plate.

[0009] Preferably, the cutting assembly also includes a fixed frame, a waterproof driving motor, a turntable and a guide column. The fixed frame is fixedly arranged on the other side of the mounting seat, the driving motor is fixedly installed at one end of the fixed frame, the drive shaft of the driving motor is fixedly provided with a turntable, one side of the turntable is fixedly provided with a guide column, and the guide column is slidably matched with the guide groove.

[0010] Preferably, a moving component is further included, and the moving component is arranged on one side of the top end of the rectangular frame.

[0011] Preferably, the moving assembly includes a second transmission tooth plate, a support column, a waterproof moving motor and a second transmission gear, the second transmission tooth plate is fixedly arranged on one side of the top end of the rectangular frame, the support column is fixedly arranged on the top end of one of the slide seats, the moving motor is fixedly installed on the top end of the support column, and the transmission shaft of the moving motor is fixedly provided with a second transmission gear meshingly connected to the second transmission tooth plate.

[0012] Preferably, a pulling structure is provided at the four corners of the rectangular frame, and the pulling structure includes a pull rope, four connecting ropes, four connecting rings and four hanging rings. A pull ring is fixedly provided at the top of the pull rope, the four connecting ropes are respectively fixedly arranged at the bottom ends of the pull rope, the four connecting rings are respectively fixedly arranged at one end of the four connecting ropes, the four hanging rings are respectively fixedly arranged at the four corners of the rectangular frame, and the four hanging rings are respectively connected to the four connecting rings.

[0013] Preferably, a slide groove is provided on one side of the two linear slide rails, a plurality of mounting rings are fixedly provided on both sides of the rectangular nylon cloth, and a slider slidably connected to the slide groove is fixedly provided on one side of the plurality of mounting rings.

[0014] Preferably, a nylon net bag is fixedly provided on the top of the rectangular frame.

[0015] Preferably, the driving motor and the moving motor are both electrically connected to the battery via wires.

[0016] A collection method for an electric slide-type submerged plant collection device, comprising the following steps:

[0017] S1: Carry the device onto the monitoring ship and move it to the designated location via the monitoring ship;

[0018] S2: The staff pulls the pull ring to place the rectangular frame on the water surface and leaves the battery on the monitoring ship to provide power to the driving motor and the moving motor;

[0019] S3: the rectangular frame was sunk to the sediment surface, and the nylon net bag covered the submerged plants in the rectangular frame area;

[0020] S4: The driving motor and the moving motor are started at the same time, the driving motor drives the turntable to rotate, thereby driving the guide column on the surface of the turntable to rotate, and the swing plate is driven to swing back and forth with the connecting shaft as the axis under the sliding cooperation between the guide column and the guide groove, thereby driving the first transmission gear to swing, and the moving cutting knife is driven to reciprocate left and right under the meshing cooperation between the first transmission gear and the first transmission tooth plate and the sliding cooperation between the moving plate and the moving groove, and the plant body on the root of the submerged plant is cut by the mutual cooperation between the moving cutting knife and the fixed cutting knife;

[0021] S5: The moving motor drives the second transmission gear to rotate, and the slide seat, the moving cutting knife and the fixed cutting knife are controlled to move from one end of the linear slide rail to the other end under the meshing cooperation between the second transmission gear and the second transmission tooth plate and the sliding cooperation between the slide seat and the linear slide rail, and the rectangular nylon cloth connected to the connecting seat is moved together, when the slide seat, the moving cutting knife and the fixed cutting knife move from one end of the linear slide rail to the other end;

[0022] S6: Control the driving motor and the moving motor to stop working at the same time, the rectangular nylon cloth just seals the rectangular frame, and the submerged plants are enclosed between the nylon net bag and the rectangular nylon cloth;

[0023] S7: The device is transferred to the ship by pulling the pull rope through the pull ring, and then the mobile motor is controlled to rotate in the opposite direction, so that the slide seat and the mobile cutting knife and the fixed cutting knife return to one end of the linear slide rail, and finally the cut submerged plants are taken out to complete the cutting and collection work.

[0024] Compared with the related art, the electric slide rail submerged plant collection device provided by the present invention has the following beneficial effects:

[0025] 1. The cutting assembly can drive the mobile cutting knife to move back and forth, so that the fixed cutting knife can be used to cut the plant body on the root of the submerged plant, so as to prevent the root system of the submerged plant from being taken out, and to avoid directly damaging the root system of the submerged plant as much as possible, thereby reducing the damage to the submerged plant and not easily disturbing the bottom mud sediment;

[0026] 2. The movable assembly can drive the slide, the movable cutting knife and the fixed cutting knife to move. The cut submerged plants are enclosed between the nylon net bag and the rectangular nylon cloth, which is convenient for complete collection of the submerged plants and conducive to more accurate subsequent biomass monitoring and species identification of submerged plants. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a structural schematic diagram of the present invention;

[0028] Figure 2 This is a schematic diagram of the structure after the nylon net bag of the present invention is removed;

[0029] Figure 3 It is an enlarged structural schematic diagram of the cutting assembly of the present invention;

[0030] Figure 4 It is an enlarged structural schematic diagram of the mobile assembly of the present invention;

[0031] Figure 5 It is a schematic diagram of the local structure of the present invention;

[0032] Figure 6 It is a schematic structural diagram of the rectangular nylon cloth of the present invention;

[0033] Figure 7 For the present invention Figure 6 A is an enlarged structural diagram of FIG.

[0034] In the figure: 1, rectangular frame; 2, linear slide rail; 3, slide seat; 4, connecting seat; 5, fixed cutting knife; 6, movable cutting knife; 7, movable groove; 8, movable plate; 9, cutting assembly; 901, mounting seat; 902, connecting shaft; 903, swing plate; 904, first transmission gear; 905, guide groove; 906, first transmission gear plate; 907, fixed frame; 908, driving motor; 909, turntable; 9010, guide column ; 10. Rectangular nylon cloth; 11. Mounting ring; 12. Slider; 13. Slide groove; 14. Moving assembly; 1401. Second transmission gear plate; 1402. Support column; 1403. Moving motor; 1404. Second transmission gear; 15. Nylon net bag; 16. Pulling structure; 1601. Pull rope; 1602. Pull ring; 1603. Connecting rope; 1604. Connecting ring; 1605. Hanging ring; 17. Battery; 18. Wire. DETAILED DESCRIPTION

[0035] 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.

[0036] Embodiment 1:

[0037] See also Figure 1-7 The present invention provides an electric slide rail submerged plant collecting device, comprising a rectangular frame 1 made of stainless steel, linear slide rails 2 are fixedly provided on the inner walls of both sides of the rectangular frame 1, slide seats 3 are slidably connected to the surfaces of the two linear slide rails 2, a connecting seat 4 is fixedly provided between the two slide seats 3, a fixed cutting knife 5 is fixedly provided on one side of the connecting seat 4, a moving groove 7 is provided at the bottom of the connecting seat 4, a moving plate 8 is slidably connected inside the moving groove 7, a moving cutting knife 6 is fixedly provided on one side of the moving plate 8, a rectangular nylon cloth 10 is fixedly provided on the other side of the connecting seat 4, one end of the rectangular nylon cloth 10 is fixedly connected to the inner side of the rectangular frame 1, and a cutting component 9 is provided on the top of the connecting seat 4;

[0038] Furthermore, a slide groove 13 is provided on one side of the two linear slide rails 2, and a plurality of mounting rings 11 are fixedly provided on both sides of the rectangular nylon cloth 10, and a slider 12 slidably connected to the slide groove 13 is fixedly provided on one side of the plurality of mounting rings 11, so as to guide the movement of the rectangular nylon cloth 10, so that the submerged plants will not fall from the side of the rectangular nylon cloth 10;

[0039] Furthermore, a nylon net bag 15 is fixedly provided at the top of the rectangular frame 1, so that the submerged plants can be enclosed between the nylon net bag 15 and the rectangular nylon cloth 10, thereby preventing the cut submerged plants from falling;

[0040] See also Figure 1-7 , an electric slide rail submerged plant collecting device also includes a cutting assembly 9, the cutting assembly 9 includes a mounting seat 901, a swing plate 903, a first transmission gear 904 and a first transmission tooth plate 906, the mounting seat 901 is fixedly mounted in the middle of the top of the connecting seat 4, one side of the mounting seat 901 is rotatably connected to the bottom of the swing plate 903 through a connecting shaft 902, the first transmission gear 904 is fixedly mounted at the bottom end of the swing plate 903, a guide groove 905 is provided in the middle of the swing plate 903, the first transmission tooth plate 906 is fixedly mounted on the top of the moving plate 8, and the first transmission gear 904 is meshed and connected with the first transmission tooth plate 906;

[0041] The cutting assembly 9 also includes a fixing frame 907, a waterproof driving motor 908, a rotating disk 909 and a guide column 9010. The fixing frame 907 is fixedly arranged on the other side of the mounting seat 901, the driving motor 908 is fixedly installed on one end of the fixing frame 907, the driving shaft of the driving motor 908 is fixedly provided with a rotating disk 909, and one side of the rotating disk 909 is fixedly provided with a guide column 9010, and the guide column 9010 is slidably matched with the guide groove 905;

[0042] The driving motor 908 is electrically connected to the battery 17 via the wire 18, and the battery provides electrical energy to the driving motor 908;

[0043] Specifically, Figure 1 , Figure 2 , Figure 3 , Figure 5 As shown, first, the driving motor 908 is controlled to work, and then the driving motor 908 drives the turntable 909 to rotate, thereby driving the guide column 9010 on its surface to rotate, and the sliding cooperation between the guide column 9010 and the guide groove 905 drives the swing plate 903 to swing back and forth with the connecting shaft 902 as the axis, thereby driving the first transmission gear 904 to swing, and then under the meshing cooperation between the first transmission gear 904 and the first transmission tooth plate 906 and the sliding cooperation between the moving plate 8 and the moving groove 7, the moving cutting knife 6 is driven to reciprocate left and right, and the plant body on the root of the submerged plant is cut by the mutual cooperation between the moving cutting knife 6 and the fixed cutting knife 5.

[0044] Embodiment 2:

[0045] It also includes a moving component 14, which is arranged on one side of the top end of the rectangular frame 1;

[0046] The moving assembly 14 includes a second transmission gear plate 1401, a support column 1402, a waterproof moving motor 1403 and a second transmission gear 1404. The second transmission gear plate 1401 is fixedly arranged on one side of the top of the rectangular frame 1, the support column 1402 is fixedly arranged on the top of one of the slide seats 3, the moving motor 1403 is fixedly installed on the top of the support column 1402, and the transmission shaft of the moving motor 1403 is fixedly provided with a second transmission gear 1404 meshingly connected with the second transmission gear plate 1401;

[0047] The moving motor 1403 is electrically connected to the battery 17 via the wire 18, and the battery 17 provides power to the moving motor 1403;

[0048] Specifically, Figure 1 , Figure 2 , Figure 4 As shown, first, the mobile motor 1403 is controlled to work, and the mobile motor 1403 drives the second transmission gear 1404 to rotate. Under the meshing cooperation of the second transmission gear 1404 and the second transmission tooth plate 1401 and the sliding cooperation of the slide 3 and the linear slide 2, the slide 3 and the mobile cutting knife 6 and the fixed cutting knife 5 are controlled to move from one end of the linear slide 2 to the other end, and move together with the rectangular nylon cloth 10 connected to the connecting seat 4. When the slide 3 and the mobile cutting knife 6 and the fixed cutting knife 5 move from one end of the linear slide 2 to the other end, the rectangular nylon cloth 10 just seals the rectangular frame 1, and the submerged plants are enclosed between the nylon net bag 15 and the rectangular nylon cloth 10; when the collection is completed, the mobile motor 1403 is controlled to rotate in the opposite direction, so that the slide 3 and the mobile cutting knife 6 and the fixed cutting knife 5 return to one end of the linear slide 2, and the cut submerged plants are taken out.

[0049] Embodiment 3:

[0050] The four corners of the rectangular frame 1 are provided with a pulling structure 16, which includes a pulling rope 1601, four connecting ropes 1603, four connecting rings 1604 and four hanging rings 1605. The top of the pulling rope 1601 is fixed with a pulling ring 1602, the four connecting ropes 1603 are respectively fixedly arranged at the bottom of the pulling rope 1601, the four connecting rings 1604 are respectively fixedly arranged at one end of the four connecting ropes 1603, and the four hanging rings 1605 are respectively fixedly arranged at the four corners of the rectangular frame 1, and the four hanging rings 1605 are respectively connected to the four connecting rings 1604;

[0051] Specifically, Figure 1 , Figure 2As shown, the device is first thrown horizontally into the water, and the staff pulls the pull ring 1602, which is supported by the pull rope 1601 and four connecting ropes 1603. Then the rectangular frame 1 placed in the water surface will sink to the surface of the sediment, and the nylon net bag 15 will cover the submerged plants in the area of ​​the rectangular frame 1. After the collection is completed, the device is finally pulled out of the water through the pull ring 1602 and placed in the monitoring ship.

[0052] A collection method for an electric slide-type submerged plant collection device, comprising the following steps:

[0053] S1: Carry the device onto the monitoring ship and move it to the designated location via the monitoring ship;

[0054] S2: The staff pulls the pull ring 1602 to place the rectangular frame 1 on the water surface, and leaves the battery 17 on the monitoring ship, and the battery 17 provides power to the driving motor 908 and the moving motor 1403;

[0055] S3: the rectangular frame 1 sinks to the sediment surface, and the nylon net bag 15 covers the submerged plants in the area of ​​the rectangular frame 1;

[0056] S4: The driving motor 908 and the moving motor 1403 are started at the same time. The driving motor 908 drives the turntable 909 to rotate, thereby driving the guide column 9010 on the surface thereof to rotate. Under the sliding cooperation between the guide column 9010 and the guide groove 905, the swing plate 903 is driven to swing back and forth with the connecting shaft 902 as the axis, thereby driving the first transmission gear 904 to swing. Under the meshing cooperation between the first transmission gear 904 and the first transmission tooth plate 906 and the sliding cooperation between the moving plate 8 and the moving groove 7, the moving cutting knife 6 is driven to reciprocate left and right, and the plant body on the root of the submerged plant is cut by the mutual cooperation between the moving cutting knife 6 and the fixed cutting knife 5;

[0057] S5: The moving motor 1403 drives the second transmission gear 1404 to rotate, and the slide 3 and the movable cutting knife 6 and the fixed cutting knife 5 are controlled to move from one end of the linear slide 2 to the other end under the meshing cooperation between the second transmission gear 1404 and the second transmission gear plate 1401 and the sliding cooperation between the slide 3 and the linear slide 2, and the rectangular nylon cloth 10 connected to the connecting seat 4 is moved together, when the slide 3 and the movable cutting knife 6 and the fixed cutting knife 5 move from one end of the linear slide 2 to the other end;

[0058] S6: Control the driving motor 908 and the moving motor 1403 to stop working at the same time, the rectangular nylon cloth 10 just seals the rectangular frame 1, and the submerged plants are enclosed between the nylon net bag 15 and the rectangular nylon cloth 10;

[0059] S7: The device is transferred to the ship by pulling the pull rope 1601 through the pull ring 1602, and then the mobile motor 1403 is controlled to rotate in the opposite direction, so that the slide 3 and the mobile cutting knife 6 and the fixed cutting knife 5 return to one end of the linear slide rail 2, and finally the cut submerged plants are taken out to complete the cutting work.

[0060] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A collection method of an electric slide-type submerged plant collection device, characterized in that: The collecting device comprises a rectangular frame (1) made of stainless steel, the inner walls of both sides of the rectangular frame (1) are fixedly provided with linear slide rails (2), the surfaces of the two linear slide rails (2) are slidably connected with slide seats (3), a connecting seat (4) is fixedly provided between the two slide seats (3), a fixed cutting knife (5) is fixedly provided on one side of the connecting seat (4), a moving groove (7) is provided at the bottom of the connecting seat (4), a moving plate (8) is slidably connected inside the moving groove (7), a moving cutting knife (6) is fixedly provided on one side of the moving plate (8), a rectangular nylon cloth (10) is fixedly provided on the other side of the connecting seat (4), one end of the rectangular nylon cloth (10) is fixed to the rectangular frame (1), and a fixed cutting knife (6) is fixedly provided on the other side of the connecting seat (4). ), the top of the connecting seat (4) is provided with a cutting assembly (9); the cutting assembly (9) comprises a mounting seat (901), a swing plate (903), a first transmission gear (904) and a first transmission tooth plate (906); the mounting seat (901) is fixedly mounted in the middle of the top of the connecting seat (4); one side of the mounting seat (901) is rotatably connected to the bottom of the swing plate (903) via a connecting shaft (902); the first transmission gear (904) is fixedly mounted at the bottom end of the swing plate (903); a guide groove (905) is provided in the middle of the swing plate (903); and the first transmission tooth plate (906) is fixedly mounted at the top of the moving plate (8). , the first transmission gear (904) is meshedly connected with the first transmission tooth plate (906); the cutting assembly (9) also includes a fixed frame (907), a waterproof driving motor (908), a rotating disk (909) and a guide column (9010), wherein the fixed frame (907) is fixedly arranged on the other side of the mounting seat (901), the driving motor (908) is fixedly installed on one end of the fixed frame (907), the driving shaft of the driving motor (908) is fixedly provided with a rotating disk (909), and one side of the rotating disk (909) is fixedly provided with a guide column (9010), and the guide column (9010) is slidably matched with the guide groove (905); and also includes a moving assembly (14), wherein The moving assembly (14) is arranged on one side of the top of the rectangular frame (1); the moving assembly (14) comprises a second transmission tooth plate (1401), a support column (1402), a waterproof moving motor (1403) and a second transmission gear (1404); the second transmission tooth plate (1401) is fixedly arranged on one side of the top of the rectangular frame (1); the support column (1402) is fixedly arranged on the top of one of the slide seats (3); the moving motor (1403) is fixedly installed on the top of the support column (1402); and the transmission shaft of the moving motor (1403) is fixedly provided with a second transmission gear (1404) meshingly connected with the second transmission tooth plate (1401);The four corners of the rectangular frame (1) are provided with a pulling structure (16), the pulling structure (16) comprising a pulling rope (1601), four connecting ropes (1603), four connecting rings (1604) and four hanging rings (1605); the top of the pulling rope (1601) is fixedly provided with a pulling ring (1602); the four connecting ropes (1603) are respectively fixedly arranged at the bottom of the pulling rope (1601); the four connecting rings (1604) are respectively fixedly arranged at one end of the four connecting ropes (1603); the four hanging rings (1605) are respectively fixedly arranged at the four corners of the rectangular frame (1); the four hanging rings (1605) are respectively connected to the four connecting rings (1604); the top of the rectangular frame (1) is fixedly provided with a nylon net bag (15); the driving motor (908) and the moving motor (1403) are both electrically connected to the battery (17) via a wire (18); The collecting method of the electric slide rail submerged plant collecting device comprises the following steps: S1: Carry the device onto the monitoring ship and move it to the designated location via the monitoring ship; S2: The staff pulls the pull ring (1602) to place the rectangular frame (1) on the water surface, and leaves the battery (17) on the monitoring ship, and the battery (17) provides power to the driving motor (908) and the moving motor (1403); S3: The rectangular frame (1) sinks to the sediment surface, and the nylon net bag (15) covers the submerged plants in the area of ​​the rectangular frame (1); S4: The driving motor (908) and the moving motor (1403) are started simultaneously, the driving motor (908) drives the rotating disk (909) to rotate, thereby driving the guide column (9010) on the surface thereof to rotate, and driving the swing plate (903) to swing back and forth with the connecting shaft (902) as the axis under the sliding cooperation between the guide column (9010) and the guide groove (905), thereby driving the first transmission gear (904) to swing, and driving the moving cutting knife (6) to reciprocate left and right under the meshing cooperation between the first transmission gear (904) and the first transmission tooth plate (906) and the sliding cooperation between the moving plate (8) and the moving groove (7), and cutting the plant body on the root of the submerged plant by using the mutual cooperation between the moving cutting knife (6) and the fixed cutting knife (5); S5: The moving motor (1403) drives the second transmission gear (1404) to rotate, and under the meshing cooperation between the second transmission gear (1404) and the second transmission tooth plate (1401) and the sliding cooperation between the slide seat (3) and the linear slide rail (2), the slide seat (3) and the moving cutting knife (6) and the fixed cutting knife (5) are controlled to move from one end of the linear slide rail (2) to the other end, and at the same time, the rectangular nylon cloth (10) connected to the connecting seat (4) is moved together, when the slide seat (3) and the moving cutting knife (6) and the fixed cutting knife (5) move from one end of the linear slide rail (2) to the other end; S6: Control the driving motor (908) and the moving motor (1403) to stop working at the same time, so that the rectangular nylon cloth (10) just seals the rectangular frame (1), and the submerged plants are enclosed between the nylon net bag (15) and the rectangular nylon cloth (10); S7: The device is transferred to the ship by pulling the pull rope (1601) through the pull ring (1602), and then the moving motor (1403) is controlled to rotate in the opposite direction, so that the slide seat (3) and the moving cutting knife (6) and the fixed cutting knife (5) return to one end of the linear slide rail (2), and finally the cut submerged plants are taken out to complete the cutting work.

2. The collecting method of the electric slide rail submerged plant collecting device according to claim 1, characterized in that: A slide groove (13) is provided on one side of the two linear slide rails (2), a plurality of mounting rings (11) are fixedly provided on both sides of the rectangular nylon cloth (10), and a sliding block (12) slidably connected to the slide groove (13) is fixedly provided on one side of the plurality of mounting rings (11).

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