An unmanned waterweed combing ship for aquaculture

Abstract

The present application belongs to the technical field of aquaculture equipment, and particularly relates to an unmanned water grass combing and cleaning ship for aquaculture. The unmanned water grass combing and cleaning ship adjusts the working depth of a water grass screening mechanism according to working requirements, and can automatically retract and deploy the water grass screening mechanism. The combed water grass can be transported to the ship body for temporary storage, and then transferred to the shore after the work is completed. The present application comprises a ship body, a grass combing device and a grass raking device. The water grass screening mechanism of the grass combing device can be automatically retracted and deployed, and the working height of the water grass screening mechanism can also be adjusted according to requirements during the working process. The grass raking device can evenly comb and rake the water grass transported by the grass combing device, and lay the water grass on the rear half of the ship body for temporary storage. The present application can realize unmanned operation, improve the working efficiency, reduce the workload of the operator, and reduce the probability of safety accidents through automatic control of the ship body, the grass combing device and the grass raking device.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of aquaculture equipment, and particularly relates to an unmanned water weed combing ship for aquaculture. BACKGROUND

[0002] In aquaculture, such as river crab breeding, water weeds need to be planted in the breeding pond, but if the water weeds grow too luxuriantly, they will bring adverse effects to the river crabs, and may even destroy the ecological chain of the breeding pond, leading to the death of the river crabs. Therefore, the excessive, long and dense water weeds must be timely screened out. At present, the screening of water weeds in the breeding pond is mostly operated by human work, which is time-consuming and labor-intensive, has a serious low efficiency, and has a certain danger.

[0003] Invention patent: A full-automatic water weed removing ship (CN217100396U), comprising a ship body, a supporting rod and a conveyor, a protection mechanism is arranged at the bottom of the conveyor, which has the advantage of safe operation. The invention needs to be manually dug out by the operator when working, and cannot automatically rake weeds; the invention uses a propeller to propel, which has a large working noise, vibration causes the ship body to sway, and may harm the water weeds and cultivated organisms in the water. Invention patent: High-efficiency weed removing ship (CN205292993), comprising a ship body, a driving device and a propeller, which can cut and crush the water weeds into feed mixed with water at the same time. The cutting device at the bow of the invention is fixed and cannot adjust the working depth of the cutting device according to the operation requirements. Invention patent: Water area weed removing ship (CN111226580B), comprising a ship body, a mounting frame and a grass shoveling wheel, which can shovel off the water weeds from the roots at the bottom of the water. The invention cannot collect the shoveling weeds, and the dead weeds will affect the water ecological environment and cause pollution to the water. Invention patent: Crab pond special multifunctional water weed screening machine (CN106689100A), comprising a main body support and a power transmission mechanism composed of a motor, a driving sprocket, a driven sprocket and a power chain, which can screen, cut and salvage the water weeds. The device needs to be installed on the ship body for operation. SUMMARY

[0004] The present application aims at the above problems, and proposes an unmanned water weed combing ship for aquaculture, which can automatically collect and release the water weed screening mechanism according to the operation requirements, and can adjust the working depth of the water weed screening mechanism; can transport the combed water weeds to the ship body for temporary storage, and facilitate the unloading of the water weeds to the shore after the operation is completed; can realize unmanned operation and remote control.

[0005] To achieve the above object, the present application provides an unmanned water weed combing ship for aquaculture, comprising a ship body A, a combing device B and a raking device C; the ship body A is used to provide buoyancy and serve as a mounting platform for other devices, a battery pack is mounted on the front part of the ship body to provide a power source for the operation of the combing ship, and a paddle wheel is mounted on both sides of the rear part of the ship body to provide power for the running of the ship body; the combing device B is mounted on the front half of the ship body A to screen out the water weed near the water surface in the water and deliver it to the middle part of the ship body A; the raking device C is mounted on the rear half of the ship body A to evenly rake the water weed delivered by the combing device B to the rear part of the ship body and spread and store it.

[0006] Further, the ship body A comprises a flat work ship (101), a paddle wheel motor mounting plate (102), a paddle wheel motor (103), a paddle wheel drive sprocket (104), a paddle wheel drive chain (105), a paddle wheel drive shaft (106), a paddle wheel (107), a paddle wheel bearing plate (108) and a battery pack (109); the flat work ship (101) is a metal-wrapped buoyancy foam structure used to provide buoyancy and serve as a mounting platform for other devices; the paddle wheel motor (103) is mounted on the paddle wheel motor mounting plate (102); the paddle wheel drive sprocket (104) is mounted on the output shaft of the paddle wheel motor (103) and the paddle wheel drive shaft (106) respectively, and cooperates with the paddle wheel drive chain (105) to realize the transmission between the paddle wheel motor (103) and the paddle wheel (107); the paddle wheel drive shaft (106) is mounted on the paddle wheel bearing plate (108) in cooperation with a bearing with a seat; the paddle wheel (107) is mounted on the paddle wheel drive shaft (106); and the battery pack (109) is mounted on one side of the front part of the flat work ship (101).

[0007] Further, the above-mentioned grass combing device B comprises a screening device frame (201), a water grass screening mechanism (202), a slide rail round pipe (203), a slide rail bearing (204), a screening mechanism retracting and releasing motor mounting frame (205), a screening mechanism retracting and releasing motor (206), a retracting and releasing mechanism shaft (207), a retracting and releasing driving sprocket (208), a retracting and releasing driven sprocket (209), a retracting and releasing mechanism chain (210), a tensioning mechanism (211), a chain joint (212), a grass blocking plate (213), a control cabinet (214), and a front antenna (215). The screening device frame (201) is mounted on the front half of the ship body A. The slide rail round pipe (203) is mounted on both sides of the water grass screening mechanism (202). The slide rail bearing (204) is cooperatively mounted on the slide rail round pipe (203), so that the water grass screening mechanism (202) is mounted in the slide rail of the screening device frame (201) and can slide up and down to realize the retracting and releasing of the water grass screening mechanism (202). The screening mechanism retracting and releasing motor mounting frame (205) is mounted on the side of the screening device frame (201). The screening mechanism retracting and releasing motor (206) is mounted on the screening mechanism retracting and releasing motor mounting frame (205). The retracting and releasing mechanism shaft (207) is connected with the output shaft of the screening mechanism retracting and releasing motor (206) through a shaft coupling. The retracting and releasing driving sprocket (208) is mounted on the retracting and releasing mechanism shaft (207). The retracting and releasing driven sprocket (209) is cooperatively mounted on the inner side of the front part of the screening device frame (201) through a bearing with a short shaft. The retracting and releasing mechanism chain (210) is cooperatively mounted on the retracting and releasing driving sprocket (208) and the retracting and releasing driven sprocket (209). The tensioning mechanism (211) is cooperatively mounted on the screening device frame (201) and the retracting and releasing mechanism shaft (207) to tension the retracting and releasing mechanism chain (210). The chain joint (212) is cooperatively mounted on the slide rail round pipe (203) and the retracting and releasing mechanism chain (210), so that the retracting and releasing mechanism chain (210) drives the water grass screening mechanism (202) to move in the screening device frame (201) to realize the retracting and releasing of the water grass screening mechanism (202). The grass blocking plate (213) is mounted on the screening device frame (201) to prevent the water grass combed by the water grass screening mechanism (202) from sliding to the front part of the ship body A. The control cabinet (214) is mounted on the side of the screening device frame (201).

[0008] Further, the above-mentioned grass combing device (B) further comprises a front antenna (215) mounted on the top of the left bracket of the screening device frame (201) through an antenna bracket to receive signals and realize the positioning and navigation of the combing ship.

[0009] Further, the harrowing device C comprises a harrowing device frame (301), a harrowing motor mounting frame (302), a harrowing motor (303), a motor driving sprocket (304), a motor driven sprocket (305), a motor transmission chain (306), a harrow driving shaft (307), a harrow driving sprocket (308), a harrow driven sprocket (309), a harrow auxiliary sprocket (310), a chain guide rail (311), a harrow chain (312), a front harrow frame (313), a front harrow (314), a harrow guide rail (315), a front harrow roller (316), a rear harrow (317), and a rear antenna (318). The harrowing device frame (301) is mounted on the ship body A. The harrowing motor mounting frame (302) is mounted on the right side of the harrowing device frame (301). The harrowing motor (303) is mounted on the harrowing motor mounting frame (302). The motor driving sprocket (304) is mounted on the output shaft of the harrowing motor (303). The motor driven sprocket (305) is mounted on the harrow driving shaft (307). The motor transmission chain (306) is mounted on the motor driving sprocket (304) and the motor driven sprocket (305) to achieve transmission between the harrowing motor (303) and the harrow driving shaft. The harrow driving shaft (307) is mounted on the inside of the front end of the harrowing device frame (301) through a bearing with a seat. The harrow driving sprocket (308) is mounted on the left and right ends of the harrow driving shaft (307). The harrow driven sprocket (309) is mounted on the inside of the rear end of the harrowing device frame (301) through a bearing with a seat and a short shaft. The harrow auxiliary sprocket (310) is mounted on the inside of the harrowing device frame (301) through a bearing with a seat and a short shaft. The chain guide rail (311) is mounted on the inside of the harrowing device frame (301). The harrow chain (312) is mounted with the harrow driving sprocket (308), the harrow driven sprocket (309), and the harrow auxiliary sprocket (310) and is inside the chain guide rail (311). The front harrow frame (313) is connected with the harrow chain (312) and is mounted inside the harrow guide rail (315) through the front harrow roller (316) and can move forward and backward under the driving of the harrow chain (312). The front harrow (314) is mounted on the front harrow frame (313) and is used to rake the water grass delivered by the water grass combing device (B) into the harrowing device frame (301). The harrow guide rail (315) is welded below the top bracket of the harrowing device frame (301) and is used to limit and guide the movement of the front harrow (314) so that the front harrow (314) can meet the harrowing action and will not collide with the harrow driving shaft (307). The front harrow roller (316) is welded on the top of the front harrow frame (313). The rear harrow (317) is connected with the harrow chain (312) at the left and right ends and can move forward and backward under the driving of the harrow chain (312) to further rake and push the water grass to the rear part of the harrowing device frame (301).

[0010] Further, the harrowing device (C) further comprises a rear antenna (318) installed on the right rear top support of the harrowing device frame (301) through an antenna support, used for receiving signals to realize positioning and navigation of the combing boat.

[0011] The present application has the following advantages:

[0012] 1. The harrowing device (C) of the present application can comb and push the water grass in the harrowing device frame (301) through the front harrow, the relay harrowing of the rear harrow, and the spreading in the rear half of the boat body for temporary storage, thereby reducing the workload of the operator. After the operation is completed, the operator only needs to use tools to transport the water grass in the rear part of the boat body to the shore.

[0013] 2. The combing device (B) of the present application can adjust the working depth to adapt to different operation requirements; the water grass screening mechanism can be automatically retracted and lowered, and the entire retracting and lowering process is fully automatic without manual operation.

[0014] 3. The present application can realize unmanned operation by remotely controlling the boat body (A), the combing device (B), and the harrowing device (C). BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a schematic diagram of each device of the unmanned water grass combing boat for aquaculture of the present application.

[0016] Figure 2 is a schematic diagram of the boat body of the present application.

[0017] Figure 3 is a schematic diagram of the combing device of the present application Figure 1 .

[0018] Figure 4 is a schematic diagram of the combing device of the present application Figure 2 .

[0019] Figure 5 is a schematic diagram of the harrowing device of the present application.

[0020] Figure 6 is a schematic diagram of the retracted and lowered state of the screening mechanism of the present application. DETAILED DESCRIPTION

[0021] The devices of the present application will be further described below through examples and in conjunction with the drawings.

[0022] Figure 1 is a schematic diagram of each device of the unmanned water grass combing boat for aquaculture of the present application. As Figure 1The shown, including: hull (A), combing device (B), harrowing device (C); the hull (A) is used to provide buoyancy and as the installation platform of other devices, the front of the hull is provided with a battery pack, which is used to provide power source for the operation of the combing boat, and the two sides of the rear of the hull are provided with paddle wheels, which are used to provide power for the running of the hull; the combing device (B) is installed on the front half of the hull (A), which is used to screen out the water grass part near the water surface in the water and transport to the middle of the hull (A); the harrowing device (C) is installed on the rear of the hull (A), which is used to evenly harrow the water grass transported by the combing device (B) to the rear of the hull and spread and store.

[0023] Figure 2 The shown is a schematic diagram of the hull (A) of the present application. As Figure 2 shown, the hull (A) includes a flat work boat (101), a paddle wheel motor mounting plate (102), a paddle wheel motor (103), a paddle wheel drive sprocket (104), a paddle wheel drive chain (105), a paddle wheel drive shaft (106), a paddle wheel (107), a paddle wheel bearing plate (108), a battery pack (109); the flat work boat (101) is a metal wrapped buoyancy foam structure, which is used to provide buoyancy and as the installation platform of other devices; the paddle wheel motor (103) has two, which are respectively installed on the left and right two paddle wheel motor mounting plates (102); the paddle wheel drive sprocket (104) has two pairs, which are respectively installed on the output shaft of the two pairs of paddle wheel motors (103) and the paddle wheel drive shaft (106), and cooperate with two groups of paddle wheel drive chains (105) to realize the transmission between the paddle wheel motor (103) and the paddle wheel (107), and the paddle wheel (107) rotates to provide power for the running of the boat; the paddle wheel drive shaft (106) has two, which are installed on the paddle wheel bearing plate (108) with seat bearing. The paddle wheel (107) has a pair, which is respectively installed on the two paddle wheel drive shafts (106); the battery pack (109) is installed on the front side of the flat work boat (101).

[0024] Figure 3 、 Figure 4 The shown is a schematic diagram of the combing device (B) of the present application. As Figure 3 、 Figure 4As shown, the grass combing device (B) comprises a screening device frame (201), a water grass screening mechanism (202), slide rail round pipes (203), slide rail bearings (204), a screening mechanism retracting and releasing motor mounting frame (205), a screening mechanism retracting and releasing motor (206), a retracting and releasing mechanism shaft (207), a retracting and releasing main sprocket (208), a retracting and releasing driven sprocket (209), a retracting and releasing mechanism chain (210), a tensioning mechanism (211), a chain joint (212), a grass blocking plate (213), a control cabinet (214), and a front antenna (215). The screening device frame (201) is mounted on the front half of the ship body A. The slide rail round pipes (203) are four in number and are respectively mounted on the front and rear sides of the water grass screening mechanism (202). The slide rail bearings (204) are four in number and are respectively mounted on the four slide rail round pipes (203) in a matched manner, so that the water grass screening mechanism (202) is mounted in the slide rails of the screening device frame (201) and can slide up and down to realize the retracting and releasing of the water grass screening mechanism (202). The screening mechanism retracting and releasing motor mounting frame (205) is mounted on the side edge of the screening device frame (201). The screening mechanism retracting and releasing motor (206) is mounted on the screening mechanism retracting and releasing motor mounting frame (205). The retracting and releasing mechanism shaft (207) is connected with the output shaft of the screening mechanism retracting and releasing motor (206) through a shaft coupling. The retracting and releasing mechanism sprockets are two in number and are respectively mounted on the left and right ends of the retracting and releasing mechanism shaft (207). The retracting and releasing driven sprockets (209) are two pairs of sprockets and are respectively mounted on the inner side of the front part of the screening device frame (201) through a matched mounting of a bearing with a short shaft. The retracting and releasing mechanism chains (210) are two groups of chains and are respectively mounted on the two groups of retracting and releasing main sprockets (208) and the retracting and releasing driven sprockets (209). The tensioning mechanism (211) is mounted on the screening device frame (201) and the retracting and releasing mechanism shaft (207) in a matched manner to tension the retracting and releasing mechanism chains (210). The chain joints (212) are two in number and are respectively mounted on the slide rail round pipes (203) and the retracting and releasing mechanism chains (210), so that the retracting and releasing mechanism chains (210) drive the water grass screening mechanism (202) to move in the screening device frame (201) to realize the retracting and releasing of the water grass screening mechanism (202). The grass blocking plate (213) is mounted on the screening device frame (201) to prevent the water grass combed by the water grass screening mechanism (202) from sliding to the front part of the ship body A. The control cabinet (214) is mounted on the side edge of the screening device frame (201).

[0025] As a preferred embodiment of the present application, the grass combing device (B) further comprises a front antenna (215) mounted on the top of the left side frame of the screening device frame (201) through an antenna support to receive signals and realize the positioning and navigation of the ship.

[0026] The water grass screening mechanism (202) is a mature product in the market and can be selected from the water grass combing machines for prawn and crab ponds.

[0027] Figure 5 is a schematic view of a harrowing device (C) according to the present application. As Figure 5The harrowing device (C) includes a harrowing device frame (301), a harrowing motor mounting frame (302), a harrowing motor (303), a motor driving sprocket (304), a motor driven sprocket (305), a motor transmission chain (306), a harrow driving shaft (307), a harrow driving sprocket (308), a harrow driven sprocket (309), a harrow auxiliary sprocket (310), a chain guide rail (311), a harrow chain (312), a front harrow frame (313), a front harrow (314), a harrow guide rail (315), a front harrow roller (316), a rear harrow (317), and a rear antenna (318). The harrowing device frame (301) is mounted on the hull A. The harrowing motor mounting frame (302) is mounted on the right side of the harrowing device frame (301). The harrowing motor (303) is mounted on the harrowing motor mounting frame (302). The motor driving sprocket (304) is mounted on the output shaft of the harrowing motor (303). The motor driven sprocket (305) is mounted on the harrow driving shaft (307). The motor transmission chain (306) is mounted on the motor driving sprocket (304) and the motor driven sprocket (305) to achieve transmission between the harrowing motor (303) and the harrow driving shaft. The harrow driving shaft (307) is mounted on the inside of the front end of the harrowing device frame (301) through a bearing with a seat. The harrow driving sprocket (308) has a pair of sprockets mounted on the left and right ends of the harrow driving shaft (307). The harrow driven sprocket (309) has a pair of sprockets mounted on the inside of the rear end of the harrowing device frame (301) through a bearing with a seat and a short shaft. The harrow auxiliary sprocket (310) has two pairs of sprockets mounted on the inside of the harrowing device frame (301) through a bearing with a seat and a short shaft. The chain guide rail (311) has two rails mounted on the inside of the harrowing device frame (301). The harrow chain (312) has two groups mounted with the harrow driving sprocket (308), the harrow driven sprocket (309), and the harrow auxiliary sprocket (310) in the chain guide rail (311). The front harrow frame (313) is connected to the harrow chain (312) at both ends and is mounted in the harrow guide rail (315) through the front harrow roller (316), which can move forward and backward under the drive of the harrow chain (312). The front harrow (314) is mounted on the front harrow frame (313) to rake the water grass delivered by the combing device (B) into the harrowing device frame (301). The harrow guide rail (315) is welded under the top bracket of the harrowing device frame (301) to limit and guide the movement of the front harrow (314) to conform to the harrowing action and avoid collision with the harrow driving shaft (307). The front harrow roller (316) is welded to the top of the front harrow frame (313).The rear rakes (317) are connected with the rake chain (312) at both ends, and can move forward and backward under the driving of the rake chain (312), further pushing the water grass to the rear of the rake device frame (301).

[0028] As a preferred embodiment of the present application, the rake device (C) further comprises a rear antenna (318) installed on the right rear top bracket of the rake device frame (301) through an antenna bracket, for receiving signals to realize positioning and navigation of the rake device.

[0029] The working process of the unmanned water grass rake device for aquaculture is described below.

[0030] When the rake device needs to work while being parked on the shore, the screw motor (103) is started to drive the screw (107) to rotate, and the rake device starts to move forward. When the rake device reaches the working area, the screening mechanism retraction motor (206) is started to drive the retraction mechanism chain (210) and the slide rail round pipe (203), so that the slide rail bearing (204) moves downward in the inner rail of the screening device frame (201), and the water grass screening mechanism (202) is lowered, as shown in Figure 6 Then the motor of the water grass screening mechanism (202) is started to start screening and conveying the water grass to the hull; the rake motor (303) is started, the front rake (314) rakes the conveyed water grass into the rake device frame (301), and the rear rake (317) further pushes the water grass to the rear of the rake device frame (301). The front rake (314) and the rear rake (317) move back and forth synchronously under the driving of the rake chain (312), rake the water grass conveyed by the water grass screening mechanism (202) backward, and since the rake teeth of the front and rear rakes are a certain distance away from the hull, the water grass can be gradually and evenly spread on the hull. When the water grass screening is completed, the rake motor (303) and the water grass screening mechanism (202) stop working; the screening mechanism retraction motor (206) is started to drive the retraction mechanism chain (210) and the slide rail round pipe (203), so that the slide rail bearing (204) moves upward in the inner rail of the screening device frame (201), and the water grass screening mechanism (202) is retracted, as shown in Figure 6 When the rake device moves back to the shore, the screw motor (103) is turned off, and the parking is completed. The cycle is repeated.

Claims

1. An unmanned water weed combing ship for aquaculture, characterized by, The utility model relates to a waterweeds collecting ship, which comprises a ship body A, a waterweeds combing device B and a waterweeds raking device C, wherein the ship body A is used to provide buoyancy and a mounting platform, a battery pack is mounted on the front part of the ship body A to provide a power source for the waterweeds combing operation, and a paddle wheel is mounted on both sides of the rear part of the ship body A to provide power for the ship body to move; the waterweeds combing device B is mounted on the front half of the ship body A to screen out the waterweeds near the water surface in the water and deliver them to the middle part of the ship body A; the waterweeds raking device C is mounted on the rear half of the ship body A to evenly rake the waterweeds delivered by the waterweeds combing device B to the rear half of the ship body and temporarily spread and store them; the waterweeds raking device C comprises a waterweeds raking device frame (301), a waterweeds raking motor mounting frame (302), a waterweeds raking motor (303), a motor driving sprocket (304), a motor driven sprocket (305), a motor transmission chain (306), a waterweeds raking motor driving shaft (307), a waterweeds raking motor driving sprocket (308), a waterweeds raking motor driven sprocket (309), a waterweeds raking auxiliary sprocket (310), a chain guide rail (311), a waterweeds raking chain (312), a front waterweeds raking frame (313), a front waterweeds rake (314), a waterweeds raking guide rail (315), a front waterweeds rake roller (316), a rear waterweeds rake (317) and a rear antenna (318); the waterweeds raking device frame (301) is mounted on the ship body A; the waterweeds raking motor mounting frame (302) is mounted on the right side of the waterweeds raking device frame (301); the waterweeds raking motor (303) is mounted on the waterweeds raking motor mounting frame (302); the motor driving sprocket (304) is mounted on the output shaft of the waterweeds raking motor (303); the motor driven sprocket (305) is mounted on the waterweeds raking motor driving shaft (307); the motor transmission chain (306) is mounted on the motor driving sprocket (304) and the motor driven sprocket (305) to realize the transmission between the waterweeds raking motor (303) and the waterweeds raking motor driving shaft (307); the waterweeds raking motor driving shaft (307) is mounted on the inner side of the front end of the waterweeds raking device frame (301) through a bearing; the waterweeds raking motor driving sprocket (308) is mounted on the left and right ends of the waterweeds raking motor driving shaft (307); the waterweeds raking motor driven sprocket (309) is mounted on the inner side of the rear end of the waterweeds raking device frame (301) through a bearing and a short shaft; the waterweeds raking auxiliary sprocket (310) is mounted on the inner sides of the waterweeds raking device frame (301) through a bearing and a short shaft; the chain guide rail (311) is mounted on the inner sides of the waterweeds raking device frame (301); the waterweeds raking chain (312) is mounted on the waterweeds raking motor driving sprocket (308), the waterweeds raking motor driven sprocket (309) and the waterweeds raking auxiliary sprocket (310) and in the chain guide rail (311); the front waterweeds raking frame (313) is connected with the waterweeds raking chain (312) and mounted in the waterweeds raking guide rail (315) through the front waterweeds rake roller (316) and can move forward and backward under the drive of the waterweeds raking chain (312); the front waterweeds rake (314) is mounted on the front waterweeds raking frame (313) to rake the waterweeds delivered by the waterweeds combing device (B) into the waterweeds raking device frame (301);The grass rake guide rail (315) is welded below the top support of the rake device frame (301), used to limit and guide the movement of the front grass rake (314) to conform to the rake action and not collide with the grass rake main shaft (307); the front grass rake roller (316) is welded on the top of the front grass rake frame (313); the left and right ends of the rear grass rake (317) are connected with the grass rake chain (312), which can move forward and backward under the driving of the grass rake chain (312), further pushing the water and grass to the rear of the rake device frame (301).

2. An unmanned water weed combing ship for aquaculture according to claim 1, characterized in that, The ship body A comprises a flat operation ship (101), a paddle wheel motor installation plate (102), a paddle wheel motor (103), a paddle wheel drive chain wheel (104), a paddle wheel drive chain (105), a paddle wheel drive shaft (106), a paddle wheel (107), a paddle wheel bearing plate (108), and a battery pack (109); the flat operation ship (101) is used to provide buoyancy and an installation platform; the paddle wheel motor (103) is installed on the paddle wheel motor installation plate (102); the paddle wheel drive chain wheel (104) is respectively installed on the output shaft of the paddle wheel motor (103) and the paddle wheel drive shaft (106), and the transmission between the paddle wheel motor (103) and the paddle wheel (107) is realized by cooperating with the paddle wheel drive chain (105); the paddle wheel drive shaft (106) is installed on the paddle wheel bearing plate (108) by cooperating with a bearing with a seat; the paddle wheel (107) is installed on the paddle wheel drive shaft (106); and the battery pack (109) is installed on one side of the front part of the flat operation ship (101).

3. The unmanned water weed combing ship for aquaculture according to claim 1, characterized in that, The grass combing device B comprises a screening device frame (201), a water grass screening mechanism (202), a sliding rail round pipe (203), a sliding rail bearing (204), a screening mechanism retracting and releasing motor mounting frame (205), a screening mechanism retracting and releasing motor (206), a retracting and releasing mechanism shaft (207), a retracting and releasing driving sprocket (208), a retracting and releasing driven sprocket (209), a retracting and releasing mechanism chain (210), a tensioning mechanism (211), a chain joint (212), a grass blocking plate (213), a control cabinet (214), and a front antenna (215); the screening device frame (201) is mounted at the front of the ship body A; the sliding rail round pipe (203) is mounted on both sides of the water grass screening mechanism (202); the sliding rail bearing (204) is cooperatively mounted on the sliding rail round pipe (203); the screening mechanism retracting and releasing motor mounting frame (205) is mounted on the side edge of the screening device frame (201); the screening mechanism retracting and releasing motor (206) is mounted on the screening mechanism retracting and releasing motor mounting frame (205); the retracting and releasing mechanism shaft (207) is connected with the output shaft of the screening mechanism retracting and releasing motor (206) through a shaft coupling; the retracting and releasing driving sprocket (208) is mounted on the retracting and releasing mechanism shaft (207); the retracting and releasing driven sprocket (209) is cooperatively mounted on the inner side of the front of the screening device frame (201) through a short shaft and a bearing with a seat; the retracting and releasing mechanism chain (210) is cooperatively mounted on the retracting and releasing driving sprocket (208) and the retracting and releasing driven sprocket (209); the tensioning mechanism (211) is cooperatively mounted on the screening device frame (201) and the retracting and releasing mechanism shaft (207) to tension the retracting and releasing mechanism chain (210); the chain joint (212) is cooperatively mounted on the sliding rail round pipe (203) and the retracting and releasing mechanism chain (210) to drive the water grass screening mechanism (202) to move on the screening device frame (201) by the retracting and releasing mechanism chain (210), so as to realize the retracting and releasing of the water grass screening mechanism (202); the grass blocking plate (213) is mounted on the screening device frame (201) to prevent the water grass combed by the water grass screening mechanism (202) from sliding to the front of the ship body A; and the control cabinet (214) is mounted on the side edge of the screening device frame (201).

4. An unmanned water weed combing vessel for aquaculture according to claim 3, characterized in that, The grass combing device (B) further comprises a front antenna (215) which is mounted on the top of the left side bracket of the screening device frame (201) through an antenna support to receive signals and realize the positioning and navigation of the combing ship.

5. The unmanned water weed combing ship for aquaculture according to claim 1, characterized in that, The grass raking device (C) further comprises a rear antenna (318) which is mounted on the top bracket at the right rear of the grass raking device frame (301) through an antenna support to receive signals and realize the positioning and navigation of the raking ship.

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