A kind of unmanned boat for water quality sampling

Abstract

The present invention discloses a navigational unmanned boat for water quality sampling, comprising a storage rack for storing temporary storage boxes of water sample bottles arranged on the unmanned boat, a conveying mechanism arranged under the storage rack for conveying the temporary storage boxes to the side of the unmanned boat in sequence, a transfer cart for transporting the temporary storage boxes, and a transfer mechanism arranged at one end outside the conveying mechanism for transferring the temporary storage boxes to the transfer cart; the temporary storage boxes in the storage rack are output in sequence by the conveying mechanism, and are transferred to the transfer cart by the transfer mechanism, and the transfer cart conveys the temporary storage boxes to the storage box for storage, and the temporary storage boxes of the water sample bottles can be automatically transported to the shore and stored without a crane, thereby reducing labor intensity and improving efficiency.

Description

Technical Field

[0001] The invention relates to the technical field of water quality sampling, in particular to an unmanned cruise ship for water quality sampling. Background Art

[0002] Water quality sampling is an important material for managing and monitoring water source environmental indicators in my country. The earliest water quality sampling technology was to collect water directly by placing collection buckets into the water source. Taking into account environmental factors and the safety of collectors, unmanned boat water quality sampling is safer and more reliable, and has gradually become the mainstream.

[0003] However, after the existing water quality sampling ship docks, the water samples need to be manually carried off the ship. If the temporary storage box of the water sample bottles is heavy, a crane is also required, which is time-consuming and labor-intensive. Summary of the invention

[0004] The object of the present invention is to solve the above-mentioned problem and to provide a kind of unmanned boat for water quality sampling, which can automatically transport the temporary storage box of water sample bottles to the shore and store them, thereby reducing labor intensity and improving efficiency.

[0005] The technical solution adopted by the present invention to solve the technical problem is:

[0006] A navigating unmanned boat for water quality sampling, comprising a storage rack for storing a temporary storage box for water sample bottles arranged on the unmanned boat, a conveying mechanism arranged below the storage rack for sequentially conveying the temporary storage boxes to the side of the unmanned boat, a transfer vehicle for transporting the temporary storage boxes, and a transfer mechanism arranged at one end of the outer side of the conveying mechanism for transferring the temporary storage boxes to the transfer vehicle;

[0007] The conveying mechanism includes a conveying frame for supporting the temporary storage box, a slide plate arranged at the lower end of the conveying frame and moving along the length direction of the conveying frame, a driving mechanism arranged at the lower end of the conveying frame and driving the slide plate to move left and right, and a plurality of driving frames evenly arranged at the upper end of the slide plate, the driving frame includes a vertical rod and a horizontal rod inclined to the left, the driving frame is rotatably connected to the slide plate at a corner position, the end of the horizontal rod cooperates with the upper end of the slide plate, the upper end of the vertical rod cooperates with the temporary storage box at the lower end of the storage rack, and the weight of the horizontal rod is greater than the weight of the vertical rod;

[0008] The transfer mechanism includes a box body arranged above the conveying frame, a lifting rod arranged in the box body and lifting and lowering in the box body, a sliding rod arranged at the bottom of the lifting rod and slidably connected to the bottom of the lifting rod, a grabbing mechanism for grabbing the temporary storage box is arranged at one end of the outer side of the sliding rod, and the lifting and lowering of the lifting rod and the movement of the sliding rod are linked by a linkage mechanism;

[0009] The linkage mechanism includes a swing rod with a rear end rotatably connected to the inner wall of the box, a rotating frame arranged in the box and rotating in the box, the front end of the swing rod is movably connected to the upper end of the lifting rod, the rotating frame includes a horizontal rod and a vertical rod, the corner of the rotating frame is rotatably connected to the inner wall of the box, the lower end of the vertical rod of the rotating frame is movably connected to the rear end of the sliding rod, the box is provided with a rotating shaft, and a first driving wheel and a second driving wheel are arranged in parallel on the rotating shaft, the first driving wheel cooperates with the middle position of the swing rod, the front end of the horizontal rod cooperates with the second driving wheel, grooves are symmetrically provided on the outer cylindrical surface of the first driving wheel, the second driving wheel is a cam, and the position of the cam protrusion corresponds to the position of one of the grooves.

[0010] Furthermore, the bottom of the storage rack is provided with running wheels.

[0011] Furthermore, a slot for limiting the temporary storage box is provided on the inner side of the upper end of the conveying frame.

[0012] Furthermore, the lower end of the conveying frame is provided with a slide groove that cooperates with both ends of the slide plate;

[0013] The driving mechanism comprises a motor arranged at the lower end of the slide slot, a driving rod arranged on the output shaft of the motor, and a connecting rod connecting the driving rod and the slide plate.

[0014] Furthermore, a first roller is provided at the front end of the swing rod, and a baffle matching with the first roller is provided at the upper end of the lifting rod.

[0015] Furthermore, a second roller is provided at the lower end of the vertical rod of the rotating frame, a connecting plate is provided at the rear end of the sliding rod, and a long hole matching with the second roller is provided on the connecting plate;

[0016] A third roller is disposed at the front end of the horizontal rod of the rotating frame, and the third roller is matched with the outer cylindrical surface of the second driving wheel.

[0017] Furthermore, the grabbing mechanism comprises a mounting frame mounted on the end of the slide rod, a clamping plate arranged in the mounting frame and moving synchronously in the same direction or opposite direction in the mounting frame for clamping the temporary storage box, and a rubber layer is provided at the lower end of the clamping plate.

[0018] Furthermore, it also includes a storage box for storing temporary storage boxes arranged in the dock, wherein a plurality of brackets are arranged in parallel in the storage box, and a plurality of support rods for carrying the temporary storage boxes are evenly arranged on the brackets from bottom to top.

[0019] Furthermore, the transfer trolley is provided with a support frame and a lifting platform arranged in the support frame and raised and lowered in the support frame.

[0020] The beneficial effects of the present invention are:

[0021] 1. The conveying mechanism of the present invention comprises a conveying frame, a slide plate, a driving mechanism arranged at the lower end of the conveying frame and driving the slide plate to move left and right, and a plurality of driving frames evenly arranged at the upper end of the slide plate, wherein the driving frame comprises a vertical rod and a horizontal rod inclined to the left, the driving frame corner position is connected with the slide plate for rotation, the end of the horizontal rod cooperates with the upper end of the slide plate, and the upper end of the vertical rod cooperates with the temporary storage box at the bottom of the storage frame, when the temporary storage box in the storage frame is output, the driving mechanism drives the slide plate to move left and right, when the slide plate moves to the left, the driving frame at the leftmost end first rotates clockwise by a certain angle until the upper end of the vertical rod cooperates with the left end of the lower end surface of the temporary storage box, when the slide plate moves to the right, because the end of the horizontal rod of the driving frame is supported on the slide plate under the action of its own weight, the driving frame will not rotate counterclockwise, and the vertical rod pushes the bottom temporary storage box out one by one along the conveying frame, thereby realizing the timed interval output of the temporary storage box, and the beat is compact. After the temporary storage box in the rightmost space of the storage frame is output, the storage frame moves to the right, and the position of the driving frame at the leftmost end corresponds to the second storage space of the storage frame, and the temporary storage boxes in the corresponding space are output one by one.

[0022] 2. In the present invention, the length of the horizontal rod of the driving frame is greater than that of the vertical rod, that is, the weight of the horizontal rod is greater than that of the vertical rod. Under the action of its own weight, when the upper end of the vertical rod is separated from the bottom temporary storage box, the end of the horizontal rod will be supported on the slide, and the driving frame will not rotate counterclockwise. The vertical rod will push the bottom temporary storage box out one by one along the conveying frame, with a simple structure and low cost.

[0023] 3. The linkage mechanism in the present invention includes a swing rod and a rotating frame. The front end of the swing rod is movably connected to the upper end of the lifting rod. The rotating frame includes a horizontal rod and a vertical rod. The lower end of the vertical rod is movably connected to the rear end of the sliding rod. A rotating shaft is provided in the box. The first driving wheel and the second driving wheel are arranged in parallel on the rotating shaft. The first driving wheel cooperates with the middle position of the swing rod, and the front end of the horizontal rod cooperates with the second driving wheel. The outer cylindrical surface of the first driving wheel is symmetrically provided with grooves. The second driving wheel is a cam, and the position of the cam protrusion corresponds to the position of one of the grooves. When the rotating shaft rotates, the first driving wheel drives the swing rod to rotate, and the second driving wheel drives the rotating frame to swing. When the swing rod contacts the groove, the lifting rod is at the lowest end. At this time, the position of the second driving wheel with the largest diameter contacts the front end of the horizontal rod of the rotating frame, and the sliding rod is at the front end, or the position of the second driving wheel with the smallest diameter contacts the front end of the horizontal rod of the rotating frame, and the sliding rod is at the rear end. The lifting and lowering of the lifting rod and the movement linkage of the sliding rod can be realized through one drive, which is low in cost and has good reliability in a mechanical linkage mode.

[0024] 4. The driving mechanism in the present invention includes a motor arranged at the lower end of the slide groove, a driving rod arranged on the output shaft of the motor and a connecting rod connecting the driving rod and the slide plate, wherein the inner end of the driving rod is fixed on the output shaft of the motor, one end of the connecting rod is rotatably connected to the outer end of the driving rod, and the other end of the connecting rod is rotatably connected to the bottom of the slide plate. The driving rod is driven to rotate by the motor, and the slide plate is continuously moved under the action of the connecting rod. Compared with the conventional cylinder or screw nut driving method, the sliding distance of the slide plate is highly accurate.

[0025] 5. The present invention also includes a storage box for storing temporary storage boxes arranged at the dock, wherein a plurality of brackets are arranged in parallel in the storage box, and a plurality of support rods for carrying the temporary storage boxes are evenly arranged on the support rods from bottom to top. The temporary storage boxes are supported by the support rods to realize the storage of the temporary storage boxes at the dock. When there is no transport vehicle at the dock, the temporary storage boxes can be placed in the storage box and will not be dried in an open space, thereby preventing the water samples from deteriorating. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, for ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

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

[0028] Figure 2 It is a schematic diagram of the structure of the present invention;

[0029] Figure 3 Schematic diagram of the conveying mechanism structure of the present invention Figure 1 ;

[0030] Figure 4 Schematic diagram of the conveying mechanism structure of the present invention Figure 2 ;

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

[0032] Figure 6 Schematic diagram of the internal structure of the transport mechanism of the present invention Figure 1 ;

[0033] Figure 7 It is a rear view of the transfer mechanism of the present invention;

[0034] Figure 8 It is a front view of the transfer mechanism of the present invention;

[0035] Fig. 9 It is a schematic structural diagram of the transfer vehicle of the present invention.

[0036] In the figure: storage rack 1, transfer trolley 2, conveying rack 3, skateboard 4, driving rack 5, walking wheel 6, card slot 7, slide 8, motor 9, driving rod 10, connecting rod 11, box body 12, lifting rod 13, slide bar 14, rocker bar 15, rotating rack 16, rotating shaft 17, first driving wheel 18, second driving wheel 19, groove 20, first roller 21, baffle 22, second roller 23, connecting plate 24, long hole 25, third roller 26, mounting rack 27, splint 28, rubber layer 29, storage box 30, bracket 31, support rod 32, support rack 33, lifting platform 34. DETAILED DESCRIPTION

[0037] In order to enable those skilled in the art to better understand the technical solutions in the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings 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 should fall within the scope of protection of the present invention.

[0038] like Figure 1 and Figure 2 As shown, a navigating unmanned boat for water quality sampling includes a storage rack 1 for storing temporary storage boxes of water sample bottles arranged on the unmanned boat, a conveying mechanism arranged below the storage rack 1 for conveying the temporary storage boxes to the side of the unmanned boat in sequence, a transfer cart 2 for transporting the temporary storage boxes, and a transfer mechanism arranged at one end of the outer side of the conveying mechanism for transferring the temporary storage boxes to the transfer cart 2; the storage rack 1 is provided with a plurality of spaces arranged side by side on the left and right, and a plurality of temporary storage boxes are stacked up and down in each space. The temporary storage boxes in the storage rack are output in sequence by the conveying mechanism, and are transferred to the transfer cart by the transfer mechanism. The transfer cart transports the temporary storage boxes to the storage box for storage. The temporary storage boxes of the water sample bottles can be automatically transported to the shore and stored without a crane, which reduces labor intensity and improves efficiency.

[0039] like Figure 3 and Figure 4As shown, the conveying mechanism includes a conveying frame 3 for supporting the temporary storage box, a slide plate 4 arranged at the lower end of the conveying frame 3 and moving along the length direction of the conveying frame 3, a driving mechanism arranged at the lower end of the conveying frame 3 and driving the slide plate 4 to move left and right, and a plurality of driving frames 5 evenly arranged at the upper end of the slide plate 4. The conveying frame 3 is fixed on the unmanned ship, and the driving frame 5 includes a vertical rod and a horizontal rod inclined to the left. The driving frame 5 is rotatably connected to the slide plate 4 at the corner position, the end of the horizontal rod cooperates with the upper end of the slide plate 4, and the upper end of the vertical rod cooperates with the temporary storage box at the lower end of the storage rack 1. The length of the horizontal rod is greater than the length of the vertical rod, that is, the horizontal rod is The weight of the rod is greater than the weight of the vertical rod. In the normal state, the end of the horizontal rod of the driving frame 5 is supported on the slide 4. When the temporary storage box in the storage rack 1 is output, the driving mechanism drives the slide 4 to move left and right. When the slide 4 moves to the left, the leftmost driving frame 5 first rotates clockwise by a certain angle until the upper end of the vertical rod cooperates with the left end of the lower end surface of the temporary storage box. When the slide 4 moves to the right, the end of the horizontal rod of the driving frame 5 is supported on the slide 4 under the action of its own weight. The driving frame 5 will not rotate counterclockwise, and the vertical rod will push the bottom temporary storage box out one by one along the conveying frame 3, thereby realizing the timed interval output of the temporary storage box with a compact beat. After the temporary storage boxes in the rightmost space of the storage rack 1 are output, the storage rack 1 moves to the right, and the position of the leftmost driving frame 5 corresponds to the second storage space of the storage rack 1, and the temporary storage boxes in the corresponding space are output one by one.

[0040] A plurality of driving racks 5 make the temporary storage boxes on the conveying rack 3 have equal spacing, and the temporary storage boxes at the end of the conveying rack 3 are fixed in position, which is convenient for the transfer mechanism to grab.

[0041] Since the weight of the horizontal rod is greater than that of the vertical rod, under the action of its own weight, when the upper end of the vertical rod is separated from the bottom temporary storage box, the end of the horizontal rod will be supported on the slide plate 4, and the driving frame 5 will not rotate counterclockwise. The vertical rod will push the bottom temporary storage box out along the conveying frame 3 one by one, with a simple structure and low cost.

[0042] like Figures 5 to 8 As shown, the transfer mechanism includes a box body 12 arranged above the conveying frame 3, a lifting rod 13 arranged in the box body 12 and lifted and lowered in the box body 12, and a sliding rod 14 arranged at the bottom of the lifting rod 13 and slidably connected to the bottom of the lifting rod 13. A grabbing mechanism for grabbing the temporary storage box is provided at one end of the outer side of the sliding rod 14. The lifting and lowering of the lifting rod 13 and the movement of the sliding rod 14 are linked by a linkage mechanism; the sliding rod 14 continuously moves back and forth, and when the sliding rod 14 moves to the rear end, the lifting rod 13 descends, the grabbing mechanism grabs the temporary storage box, the lifting rod 13 rises, and the sliding rod 14 moves forward. When it moves to the front end, the lifting rod 13 descends, and the grabbing mechanism places the temporary storage box on the transfer trolley 2.

[0043] The linkage mechanism includes a swing rod 15 whose rear end is rotatably connected to the inner wall of the box body 12, a rotating frame 16 arranged in the box body 12 and rotating in the box body 12, the rear end of the swing rod 15 is rotatably connected to the inner wall of the box body 12 through a rotating shaft, the front end of the swing rod 15 is movably connected to the upper end of the lifting rod 13, the rotating frame 16 includes a horizontal rod and a vertical rod, the corner of the rotating frame 16 is rotatably connected to the inner wall of the box body 12, the corner of the rotating frame 16 is rotatably connected to the inner wall of the box body 12 through a rotating shaft, and the lower end of the vertical rod of the rotating frame 16 is movably connected to the rear end of the slide rod 14 Next, a rotating shaft 17 is provided in the box body 12, and a first driving wheel 18 and a second driving wheel 19 are arranged in parallel on the rotating shaft 17. The first driving wheel 18 cooperates with the middle position of the swing rod 15, and the front end of the horizontal rod cooperates with the second driving wheel 19. Grooves 20 are symmetrically provided on the outer cylindrical surface of the first driving wheel 18. The second driving wheel 19 is a cam, and the position of the cam protrusion corresponds to the position of one of the grooves 20. A motor for driving the rotating shaft 17 to rotate is provided on the box body 12, which is not shown in the figure. This is a prior art and will not be described in detail here.

[0044] When the rotating shaft 17 rotates, the first driving wheel 18 drives the swing rod 15 to rotate, and the second driving wheel 19 drives the rotating frame 16 to swing. When the swing rod 15 contacts the groove 20, the lifting rod 13 is at the lowest end. At this time, the position where the second driving wheel 19 has the largest diameter contacts the front end of the horizontal rod of the rotating frame 16, and the slide bar 14 is at the front end, or the position where the second driving wheel 19 has the smallest diameter contacts the front end of the horizontal rod of the rotating frame 16, and the slide bar 14 is at the rear end. The lifting and lowering of the lifting rod 13 and the movement of the slide bar 14 can be achieved through one drive, which is low in cost and mechanically linked, and has good reliability.

[0045] like Figure 2 As shown, the storage rack 1 is provided with running wheels 6 at the bottom, and the storage rack 1 is provided with supporting legs at the lower end. The running wheels are installed at the bottom of the supporting legs to leave space for the conveying mechanism. The storage rack 1 can move left and right on the unmanned boat, and the position of the storage rack 1 can be adjusted according to the output situation of the temporary storage box in the storage rack 1.

[0046] like Figure 3 As shown, a slot 7 for limiting the position of the temporary storage box is provided on the inner side of the upper end of the conveying frame 3, and the position of the temporary storage box is determined by the slot 7.

[0047] like Figure 4As shown, the lower end of the conveying frame 3 is provided with a slide groove 8 that cooperates with the two ends of the slide plate 4, and the slide groove 8 guides the movement of the slide plate 4 in the opposite direction; the driving mechanism includes a motor 9 arranged at the lower end of the slide groove 8, a driving rod 10 arranged on the output shaft of the motor 9 and a connecting rod 11 connecting the driving rod 10 and the slide plate 4, one end of the inner side of the driving rod 10 is fixed on the output shaft of the motor 9, one end of the connecting rod 11 is rotatably connected to the outer end of the driving rod 10, and the other end of the connecting rod 11 is rotatably connected to the bottom of the slide plate 4, and the driving rod 10 is driven to rotate by the motor 9. Under the action of the connecting rod 11, the slide plate 4 is continuously moved. Compared with the conventional cylinder or screw nut driving method, the sliding distance accuracy of the slide plate 4 is high.

[0048] like Figure 8 As shown, a first roller 21 is disposed at the front end of the swing rod 15 , and a baffle 22 cooperating with the first roller 21 is disposed at the upper end of the lifting rod 13 .

[0049] like Figure 6 and Figure 7 As shown, a second roller 23 is provided at the lower end of the vertical rod of the rotating frame 16, and a connecting plate 24 is provided at the rear end of the slide bar 14. A long hole 25 is provided on the connecting plate 24 to cooperate with the second roller 23, and the long hole 25 is in the vertical direction; when the rotating frame 16 rotates, under the action of the second roller 23 and the long hole 25, the slide bar 14 continuously moves back and forth, and the long hole 25 prevents self-locking between the rotating frame 16 and the slide bar 14; a third roller 26 is provided at the front end of the horizontal rod of the rotating frame 16, and the third roller 26 cooperates with the outer cylindrical surface of the second driving wheel 19.

[0050] like Figure 6 As shown, the grabbing mechanism includes a mounting frame 27 mounted on the end of the slide bar 14, a clamping plate 28 for clamping the temporary storage box, which is arranged in the mounting frame 27 and moves synchronously in the same direction or reverse direction in the mounting frame 27, a rubber layer 29 is provided at the lower end of the clamping plate 28, and a plurality of strip grooves are provided in the rubber layer 29 to increase the friction between the clamping plate 28 and the temporary storage box, a guide rod is provided in the mounting frame 27, and the upper end of the clamping plate 28 is slidably connected to the guide rod, and a contraction cylinder is symmetrically provided in the mounting frame 27, and the cylinder body end is fixed in the middle position of the mounting frame, and the cylinder piston rod end is connected to the corresponding clamping plate, and the clamping plate is driven to open or clamp synchronously by the cylinder, thereby realizing the grabbing of the temporary storage box.

[0051] like Figure 2 As shown, it also includes a storage box 30 for storing temporary storage boxes arranged at the dock, and a plurality of brackets 31 are arranged in parallel in the storage box 30, and a plurality of struts 32 for carrying the temporary storage boxes are evenly arranged on the brackets 31 from bottom to top. The temporary storage box is supported by the struts 32 to realize the storage of the temporary storage box at the dock. When there is no transport vehicle at the dock, the temporary storage box is placed in the storage box and will not be dried in an open space, thereby preventing the water sample from deteriorating.

[0052] like Fig. 9 As shown, the transfer trolley 2 is provided with a support frame 33 and a lifting platform 34 arranged in the support frame 33 and lifted and lowered in the support frame 33, a guide rod is provided in the support frame 33, and the lifting platform 34 is slidably connected to the guide rod, and the lifting platform 34 is lifted by a sprocket chain, and the transfer mechanism grabs the temporary storage rack onto the lifting platform 34, and the transfer trolley 2 moves until it is aligned with the bracket 31, and the lifting platform 34 adjusts its height to place the temporary storage boxes on the support rods 32 at different heights in turn.

[0053] In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "left", "right", "up", "down", etc. are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore cannot be understood as a limitation on the present invention.

[0054] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection, it can be a direct connection, it can be an indirect connection through an intermediate medium, and it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

Claims

1. A water quality sampling unmanned boat, characterized in that: It comprises a storage rack (1) arranged on an unmanned ship for storing a temporary storage box for water sample bottles, a conveying mechanism arranged below the storage rack (1) for sequentially conveying the temporary storage boxes to the side of the unmanned ship, a transfer vehicle (2) for transporting the temporary storage boxes, and a transfer mechanism arranged at one end outside the conveying mechanism for transferring the temporary storage boxes to the transfer vehicle (2); The conveying mechanism comprises a conveying frame (3) for supporting a temporary storage box, a slide plate (4) arranged at the lower end of the conveying frame (3) and moving along the length direction of the conveying frame (3), a driving mechanism arranged at the lower end of the conveying frame (3) and driving the slide plate (4) to move left and right, and a plurality of driving frames (5) evenly arranged at the upper end of the slide plate (4), wherein the driving frame (5) comprises a vertical rod and a horizontal rod inclined to the left, the driving frame (5) is rotatably connected to the slide plate (4) at a corner position, the end of the horizontal rod cooperates with the upper end of the slide plate (4), the upper end of the vertical rod cooperates with the temporary storage box at the lower end of the storage frame (1), and the weight of the horizontal rod is greater than the weight of the vertical rod; The lower end of the conveying frame (3) is provided with a slide groove (8) matched with the two ends of the slide plate (4), and the driving mechanism comprises a motor (9) arranged at the lower end of the slide groove (8), a driving rod (10) arranged on the output shaft of the motor (9), and a connecting rod (11) connecting the driving rod (10) and the slide plate (4); The transfer mechanism comprises a box body (12) arranged above the conveying frame (3), a lifting rod (13) arranged in the box body (12) and lifted and lowered in the box body (12), and a sliding rod (14) arranged at the bottom of the lifting rod (13) and slidably connected to the bottom of the lifting rod (13), a grabbing mechanism for grabbing the temporary storage box is arranged at one end of the outer side of the sliding rod (14), and the lifting and lowering of the lifting rod (13) and the movement of the sliding rod (14) are linked through a linkage mechanism; The linkage mechanism comprises a swing rod (15) whose rear end is rotatably connected to the inner wall of the box body (12), a rotating frame (16) arranged in the box body (12) and rotating in the box body (12), the front end of the swing rod (15) is movably connected to the upper end of the lifting rod (13), the rotating frame (16) comprises a horizontal rod and a vertical rod, the corner of the rotating frame (16) is rotatably connected to the inner wall of the box body (12), the lower end of the vertical rod of the rotating frame (16) is movably connected to the rear end of the sliding rod (14), a rotating shaft (17) is arranged in the box body (12), a first driving wheel (18) and a second driving wheel (19) are arranged in parallel on the rotating shaft (17), the first driving wheel (18) is matched with the middle position of the swing rod (15), the front end of the horizontal rod is matched with the second driving wheel (19), the outer cylindrical surface of the first driving wheel (18) is symmetrically provided with grooves (20), the second driving wheel (19) is a cam, and the position of the cam protrusion corresponds to the position of one of the grooves (20); A first roller (21) is provided at the front end of the swing rod (15), a baffle (22) matched with the first roller (21) is provided at the upper end of the lifting rod (13), a second roller (23) is provided at the lower end of the vertical rod of the rotating frame (16), a connecting plate (24) is provided at the rear end of the sliding rod (14), a long hole (25) matched with the second roller (23) is provided on the connecting plate (24), and a third roller (26) is provided at the front end of the horizontal rod of the rotating frame (16), and the third roller (26) is matched with the outer cylindrical surface of the second driving wheel (19).

2. The unmanned boat for water quality sampling as claimed in claim 1, characterized in that: The bottom of the storage rack (1) is provided with running wheels (6).

3. The unmanned watercraft for water quality sampling as claimed in claim 1, characterized in that: The inner side of the upper end of the conveying frame (3) is provided with a clamping groove (7) for limiting the temporary storage box.

4. The unmanned boat for water quality sampling as claimed in claim 1, characterized in that: The grabbing mechanism comprises a mounting frame (27) mounted on the end of the slide rod (14), a clamping plate (28) arranged in the mounting frame (27) and moving synchronously in the same direction or opposite direction in the mounting frame (27) for clamping the temporary storage box, and a rubber layer (29) is provided at the lower end of the clamping plate (28).

5. The unmanned boat for water quality sampling as claimed in claim 1, characterized in that: The invention also comprises a storage box (30) arranged at a dock for storing temporary storage boxes, wherein a plurality of brackets (31) are arranged in parallel in the storage box (30), and a plurality of support rods (32) for supporting the temporary storage boxes are evenly arranged from bottom to top on the brackets (31).

6. The unmanned boat for water quality sampling as claimed in claim 1, characterized in that: The transfer trolley (2) is provided with a support frame (33) and a lifting platform (34) which is arranged in the support frame (33) and is lifted and lowered in the support frame (33).

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