CN215985342U

CN215985342U - Unmanned aerial vehicle mounted pump suction type water sample collection device

Info

Publication number: CN215985342U
Application number: CN202121756300.4U
Authority: CN
Inventors: 丁涛; 高奇石; 黄宇栋
Original assignee: Hangzhou Cunlan Technology Co ltd
Current assignee: Hangzhou Cunlan Technology Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-03-08
Anticipated expiration: 2031-07-30

Abstract

The utility model discloses a pump suction type water sample collecting device mounted on an unmanned aerial vehicle, which comprises a double-shaft stepping motor, a synchronous belt pulley, a synchronous belt, a driven bevel gear, a driving bevel gear, a connecting shaft, a bevel gear fixing frame, a bottom plate, a rack guide rail, a rack, a gear fixing frame, a gear, an incomplete gear guide ring, an electromagnetic valve fixing frame, a peristaltic pump fixing seat, a peristaltic pump, a rotary joint fixing seat, a rotary joint, a rotary drum, a water pipe joint and a motor mounting seat. Two ends of the double-shaft stepping motor are respectively connected with the rotary drum and the synchronous belt wheel. The rotary drum is wound with a hose, the hose is placed into water through rotation of the motor, and the peristaltic pump and the electromagnetic valve are started to collect a water sample. The utility model comprises a hose winding mechanism which can wind the water pipe on the roller uniformly through the guide circular ring. The utility model can be carried on an unmanned ship or an unmanned aerial vehicle, and can automatically collect water samples in a complex environment, thereby improving the collection efficiency and reducing the risk during collection.

Description

Unmanned aerial vehicle mounted pump suction type water sample collection device

Technical Field

The utility model relates to the technical field of water sample collection, in particular to a pump suction type water sample collection device mounted by an unmanned aerial vehicle.

Background

At the present stage, unmanned aerial vehicle water sample collection system uses widely in the water quality monitoring of rivers lake, but the water sampling device on the present market lacks the jack of gathering the water pipe, causes easily to adopt the water in-process to produce unstable influence, leads to the precision to reduce. The patent with the publication number of CN105842009A discloses a water sample collecting device of a water quality monitoring unmanned aerial vehicle, which realizes automatic collection of water samples in lakes by arranging a water collecting device below the unmanned aerial vehicle, does not need workers to take a boat to collect the water samples any more, effectively reduces the labor intensity of the workers and brings convenience for collecting the water samples in lakes; however, it has some disadvantages in practical application, such as: the problem of collecting and releasing the water pipe is not solved, and do not rinse the water pipe when carrying out the multiple sampling, cause the water sample to mix easily, lead to the precision to reduce.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides a pump suction type water sample collecting device mounted on an unmanned aerial vehicle, which is used for solving the problems in the background technology.

The utility model adopts the following technical scheme:

a pump suction type water sample collecting device mounted by an unmanned aerial vehicle comprises a double-shaft stepping motor, a synchronous pulley A, a synchronous belt A, a driven bevel gear, a synchronous pulley B, a driving bevel gear, a bevel gear fixing frame, a bottom plate, a synchronous pulley C, a synchronous belt B, a rack guide rail, a rack, a synchronous pulley D, a gear fixing frame, a driving gear, a driven gear A, a driven gear B, an incomplete gear A, an incomplete gear B, a guide ring, a water sample collecting bottle, a hard pipe, a solenoid valve A, a solenoid valve B, a solenoid valve fixing frame, a peristaltic pump fixing seat, a peristaltic pump, a rotary joint fixing seat, a rotary joint, a rotary drum, a water pipe joint, a hose and a motor mounting seat; two ends of the double-shaft stepping motor 1 are respectively connected with the synchronous belt pulley and the rotary drum; the synchronous pulley A transmits power to the synchronous pulley B through the synchronous belt A, the driving bevel gear is connected with the synchronous pulley B through a connecting shaft, the driven bevel gear 4 is connected with the synchronous pulley C through the connecting shaft, the driven bevel gear and the synchronous pulley C are installed on respective bevel gear fixing frames, the bevel gear fixing frames are welded on the bottom plate, and the driven bevel gear is meshed with the driving bevel gear to realize power transmission; the synchronous belt pulley C and the synchronous belt pulley D form synchronous belt transmission through a synchronous belt B.

The synchronous pulley D, the driving gear, the driven gear A, the driven gear B, the incomplete gear A and the incomplete gear B are arranged on a gear fixing frame, the gear fixing frame is welded on a bottom plate, the synchronous pulley D and the driving gear are coaxially connected and fixed, the incomplete gear A and the driven gear A are coaxially connected and fixed, the driven gear B and the incomplete gear B are coaxially connected and fixed, the synchronous pulley D drives the driving gear to rotate, the upper portion of the driving gear is meshed with the driven gear A, the lower portion of the driving gear is meshed with the driven gear B, the driving gear drives the driven gear A and the driven gear B to rotate together when rotating, the incomplete gear A and the incomplete gear B are respectively meshed with the upper tooth surface and the lower tooth surface of a rack, the rack is arranged on two rack guide rails, and the rack guide rails are welded on the bottom plate to provide a guiding effect for the rack; the side welding of rack has the direction ring, and the winding hose on the rotary drum passes the direction ring, passes the hole of bottom plate and downwards hangs down naturally, and the sub-unit connection has the impurity filter.

The double-shaft stepping motor is fixed through four screw holes on the motor mounting seat, and the motor mounting seat is fixedly connected with the bottom plate through screws; the two sides of the rotary drum are respectively connected with a double-shaft stepping motor and a rotary joint, a hose is wound in the middle of the rotary drum, one end of the hose is placed downwards, the other end of the hose is connected with a water pipe joint, the water pipe joint is connected with a water inlet of the rotary joint, a water outlet of the rotary joint is connected with a water inlet of a peristaltic pump through a hard pipe, the peristaltic pump is fixed through four screw holes in a peristaltic pump fixing seat, and the peristaltic pump fixing seat is fixed on a bottom plate through screw connection; the delivery port of peristaltic pump is connected to solenoid valve A, solenoid valve B's water inlet respectively, and solenoid valve A's delivery port even goes out to the below, and the effect is for rinsing pipeline, exhausting existing liquid in the pipe, and solenoid valve B's delivery port and the internal connection of water sample receiving flask for deposit the water sample of collecting to the bottle in, mainly adopt hard pipe and water pipe head collocation above the water piping connection mode.

Two output shafts are respectively arranged at two ends of the double-shaft stepping motor, the rotating speeds output by the two ends are kept consistent, and the synchronous belt wheel and the rotating drum which are connected with the two shafts have the same rotating speed; the bevel gear fixing frame is designed by adding two fixing columns on a base, holes are formed in the fixing columns for shaft connection, a synchronous belt pulley is arranged in the middle of each two plates, and a bevel gear is arranged on one side of each plate; the end face modules of the driven bevel gear and the driving bevel gear are equal, and the pressure angles of the two gears are equal; the gear fixing frame is designed by adding three fixing columns on a base, holes are formed in the fixing columns for shaft connection, a driving gear, a driven gear A and a driven gear B are installed in the same plane, the driving gear and the driven gear A are installed on the upper portion of the driving gear and meshed with the driving gear, the driven gear B is installed on the lower portion of the driving gear and meshed with the driving gear, when a synchronous belt wheel D drives the driving gear to rotate, the rotating directions of the driven gear A and the driven gear B are opposite, the incomplete gear A is connected with the driven gear A, and the incomplete gear B is connected with the driven gear B, so that the incomplete gear A and the incomplete gear B are opposite in rotating direction.

The incomplete gear A, the incomplete gear B and the rack have the same tooth form and modulus, the upper tooth surface of the rack is meshed with the incomplete gear A, the lower tooth surface of the rack is meshed with the incomplete gear B, two ends of the rack are square and can penetrate through square holes of rack guide rails, the rack guide rails on two sides provide a guiding effect for the rack, and the rotation of the incomplete gear A and the incomplete gear B respectively pushes the rack to the left side and the right side so as to realize the reciprocating motion of the rack; a guide ring is welded on the side surface of the rack and is used for pushing the hose to wind when the rotary drum rotates; the gear ratio between the gears ensures that the reciprocating movement of the rack has a suitable speed which enables the hose to be wound evenly and tightly around the drum for a plurality of turns.

The rotary drum is integrally cylindrical, the middle section of the rotary drum is thicker and is used for winding and placing the hose, when the rotary drum rotates forwards, the lower part of the hose is used for collecting a water sample, when the rotary drum rotates backwards, the hose is wound and stored under the assistance of the guide ring, the middle section of the rotary drum is hollow, two ends of the rotary drum are thinner and provided with holes, one end of the rotary drum is provided with a through hole and is used for being fixed with a water inlet of a rotary joint, the hose is connected with the water inlet of the rotary joint through a water pipe joint, and the hole at the other end of the rotary drum is used for being matched and connected with a shaft of a double-shaft stepping motor; the water inlet end of the rotary joint is connected with the rotary drum and rotates along with the rotary drum, and the water outlet end of the rotary joint is fixed with the rotary joint fixing seat and keeps static during work; the peristaltic pump is fixed on the L-shaped peristaltic pump fixing seat, a water inlet of the peristaltic pump is connected with a water outlet of the rotary joint through a hard pipe, and a water outlet of the peristaltic pump is connected with water inlets of the electromagnetic valve A and the electromagnetic valve B; the electromagnetic valve A is fixed on the bottom plate, the electromagnetic valve B is fixed on an electromagnetic valve fixing frame, and the electromagnetic valve fixing frame is C-shaped and is fixed on the bottom plate through screw connection; the water sample collecting bottle is fixed on the bottom plate and used for collecting water samples flowing through the electromagnetic valve B.

Has the advantages that: the pump-suction type water sample collecting device adopts a mode of lowering the hose at a fixed depth to absorb water, and compared with other similar devices, the pump-suction type water sample collecting device is additionally provided with a hose winding auxiliary mechanism, so that the stability of the hose lowering and recovering process can be ensured.

Drawings

Fig. 1 is a schematic view of the overall structure of a pumping type water sample collecting device in the embodiment of the utility model.

Fig. 2 is a schematic structural diagram of a hose winding auxiliary mechanism in an embodiment of the utility model.

FIG. 3 is a schematic diagram of a pumping device according to an embodiment of the present invention.

In the figure: 1. a dual-axis stepper motor; 2. a synchronous pulley A; 3. a synchronous belt A; 4. a driven bevel gear; 5. a synchronous pulley B; 6. a drive bevel gear; 7. a bevel gear fixing frame; 8. a base plate; 9. a synchronous pulley C; 10. a synchronous belt B; 11. a rack guide rail; 12. a rack; 13. a synchronous pulley C; 14. a gear fixing frame; 15. a driving gear; 16. a driven gear A; 17. a driven gear B; 18. an incomplete gear A; 19. an incomplete gear B; 20. a guide ring; 21. a water sample collecting bottle; 22. a hard tube; 23. an electromagnetic valve A; 24. a solenoid valve B; 25. a solenoid valve fixing frame; 26. a peristaltic pump holder; 27. a peristaltic pump; 28. a rotary joint fixing seat; 29. a rotary joint; 30. a rotating drum; 31. a water pipe joint; 32. a hose; 33. a motor mounting seat.

Detailed Description

The utility model is further described below with reference to the drawings and specific preferred embodiments of the description, without thereby limiting the scope of protection of the utility model.

The utility model provides a pump suction type water sample collection system of unmanned aerial vehicle carried, including biax step motor 1, synchronous pulley A2, hold-in range A3, driven bevel gear 4, synchronous pulley B5, drive bevel gear 6, bevel gear mount 7, bottom plate 8, synchronous pulley C9, hold-in range B10, rack guide rail 11, rack 12, synchronous pulley D13, gear mount 14, driving gear 15, driven gear A16, driven gear B17, incomplete gear A18, incomplete gear B19, direction ring 20, water sample collecting bottle 21, hard tube 22, solenoid valve A23, solenoid valve B24, solenoid valve mount 25, peristaltic pump fixing base 26, peristaltic pump 27, rotary joint fixing base 28, rotary joint 29, rotary drum 30, water pipe joint 31, hose 32 and motor mount pad 33.

The pump suction type water sample collecting device is hung on an unmanned aerial vehicle platform, and the unmanned aerial vehicle is controlled by ground staff to fly to a sampling point.

The staff sends the signal, begins to adopt water operation, and biax step motor 1 begins to rotate, rotates along with it with biax step motor 1 diaxon matched with rotary drum 30 and synchronous pulley A2, and originally evenly will begin to transfer around the hose 32 of rolling up on rotary drum 30 this moment.

The synchronous pulley A2 drives the synchronous belt B10 to rotate through the synchronous belt A3, and the driving bevel gear 6 coaxial with the synchronous belt B10 rotates along with the synchronous belt B3526; the driving bevel gear 6 drives the engaged driven bevel gear 4 to rotate, and a synchronous belt wheel C9 coaxial with the driven bevel gear 4 rotates along with the driven bevel gear 4; the synchronous pulley C9 drives the synchronous pulley D13 to rotate through a synchronous belt B10, and the driving gear 15 coaxial with the synchronous pulley D13 rotates along with the synchronous pulley D10; the driving gear 15 drives the driven gear A16 and the driven gear B17 which are meshed with the driving gear to rotate, the rotation directions of the driven gear A16 and the driven gear B17 are opposite, and the incomplete gear A18 and the incomplete gear B19 which are coaxial with the driven gear A and the incomplete gear B19 also rotate in different directions.

During the lowering of the drum 30, the incomplete gear A18 and the incomplete gear A18 are meshed with the rack 12 in turn; when the incomplete gear a18 is engaged with the rack 12, the rack 12 slowly moves to the left; when the incomplete gear B19 is engaged with the rack 12, the rack 12 slowly moves to the right; the guide ring 20 moves synchronously with the rack 12, and after the winding and the multi-layer hose 32 on the rotary drum 30 are stably lowered to the required depth, the double-shaft stepping motor 1 stops rotating.

The water sample collection operation is started, the peristaltic pump 27 and the electromagnetic valve A23 are electrified to operate, water sequentially passes through the hose 32, the rotary joint 29, the peristaltic pump 27 and the electromagnetic valve A23 and is finally discharged, so that the water pipe is rinsed, original impurities in the water pipe are removed, and the water sample collection precision is improved.

After rinsing for several seconds, the electromagnetic valve A23 is closed, the electromagnetic valve B24 is started, and water flows to the water sample collecting bottle 21 through the hose 32, the rotary joint 29, the peristaltic pump 27 and the electromagnetic valve B24 in sequence.

When the collection is completed, the peristaltic pump 27 and the solenoid valve B24 stop operating, the dual-shaft stepping motor 1 starts to rotate in reverse, the drum 30 and the synchronous pulley a2 which are matched with the two shafts of the dual-shaft stepping motor 1 rotate together, the operation is the same as that described above, and the last effect is to wind the flexible tube 32 on the drum 30 uniformly in multiple layers.

The above description is only the most effective embodiment of the present invention, and it should be noted that it is obvious to those skilled in the art that the modifications and amendments can be made without departing from the working principle of the present invention, and these modifications and amendments should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a pump suction type water sample collection system which characterized in that: comprises a double-shaft stepping motor (1), a synchronous pulley A (2), a synchronous belt A (3), a driven bevel gear (4), a synchronous pulley B (5), a driving bevel gear (6), a bevel gear fixing frame (7), a bottom plate (8), a synchronous pulley C (9), a synchronous belt B (10), a rack guide rail (11), a rack (12), a synchronous pulley D (13), a gear fixing frame (14), a driving gear (15), a driven gear A (16), a driven gear B (17), an incomplete gear A (18), an incomplete gear B (19), a guide circular ring (20), a water sample collecting bottle (21), a hard pipe (22), an electromagnetic valve A (23), an electromagnetic valve B (24), an electromagnetic valve fixing frame (25), a peristaltic pump fixing seat (26), a peristaltic pump (27), a rotary joint fixing seat (28), a rotary joint (29), a rotary drum (30), A water pipe joint (31), a hose (32) and a motor mounting seat (33); two ends of the double-shaft stepping motor (1) are respectively connected with the synchronous belt pulley A (2) and the rotary drum (30); the synchronous pulley A (2) transmits power to the synchronous pulley B (5) through the synchronous belt A (3), the driving bevel gear (6) is connected with the synchronous pulley B (5) through a connecting shaft, the driven bevel gear (4) is connected with the synchronous pulley C (9) through the connecting shaft and mounted on a bevel gear fixing frame (7) of each synchronous pulley A, the bevel gear fixing frame (7) is welded on a bottom plate (8), and the driven bevel gear (4) is meshed with the driving bevel gear (6) to realize power transmission; the synchronous pulley C (9) and the synchronous pulley D (13) form synchronous belt transmission through a synchronous belt B (10); synchronous pulley D (13), a driving gear (15), a driven gear A (16), a driven gear B (17), an incomplete gear A (18), an incomplete gear B (19) are installed on a gear fixing frame (14), the gear fixing frame (14) is welded on a bottom plate (8), the synchronous pulley D (13) and the driving gear (15) are coaxially connected and fixed, the incomplete gear A (18) and the driven gear A (16) are coaxially connected and fixed, the driven gear B (17) and the incomplete gear B (19) are coaxially connected and fixed, the synchronous pulley D (13) drives the driving gear (15) to rotate, the upper portion of the driving gear (15) is meshed with the driven gear A (16), the lower portion of the driving gear (15) is meshed with the driven gear B (17), the driving gear A (16) and the driven gear B (17) are driven to rotate together when the driving gear (15) rotates, the incomplete gear A (18) and the incomplete gear B (19) are respectively meshed with the upper tooth surface and the lower tooth surface of a rack (12) The tooth surfaces are meshed, the racks (12) are arranged on the two rack guide rails (11), and the rack guide rails (11) are welded on the bottom plate (8) to provide a guiding function for the racks (12); a guide circular ring (20) is welded on the side surface of the rack (12), and a hose (32) wound on the rotary drum (30) passes through the guide circular ring (20) and falls downwards from a hole on the bottom plate (8); the double-shaft stepping motor (1) is fixed through four screw holes on the motor mounting seat (33), and the motor mounting seat (33) is fixed on the bottom plate (8) through screw connection; the two sides of the rotary drum (30) are respectively connected with the double-shaft stepping motor (1) and the rotary joint (29), the middle of the rotary drum (30) is wound with a hose (32), one end of the hose (32) is placed downwards, the other section of the hose is connected with a water pipe joint (31), the water pipe joint (31) is connected with a water inlet of the rotary joint (29), a water outlet of the rotary joint (29) is connected with a water inlet of the peristaltic pump (27) through a hard pipe (22), the peristaltic pump (27) is fixed through four screw holes in the peristaltic pump fixing seat (26), and the peristaltic pump fixing seat (26) is fixed on the bottom plate (8) through screw connection; the delivery port of peristaltic pump (27) is connected to the water inlet of solenoid valve A (23), solenoid valve B (24) respectively, and the delivery port of solenoid valve A (23) even goes out to the below, and the effect is for the existing liquid in the rinse-off pipeline, the exhaust pipe, and the delivery port of solenoid valve B (24) and the internal connection of water sample receiving flask (21) for deposit the water sample of collecting to the bottle in, go up water piping connection mode and mainly adopt hard tube (22) and water pipe head (31) collocation.

2. The pumping water sample collection device according to claim 1, wherein: two output shafts are respectively arranged at two ends of the double-shaft stepping motor (1), the rotating speeds output by the two ends are kept consistent, and the synchronous belt pulley A (2) and the rotating drum (30) which are connected with the two shafts have the same rotating speed; the bevel gear fixing frame (7) is designed by adding two fixing columns on a base, and holes are formed in the fixing columns for shaft connection; the end face modules of the driven bevel gear (4) and the driving bevel gear (6) are equal, and the pressure angles of the two gears are equal; the gear fixing frame (14) is designed by adding three fixing columns on a base, holes are formed in the fixing columns for shaft connection, a driving gear (15), a driven gear A (16) and a driven gear B (17) are installed in the same plane, the driving gear A (16) and the driven gear B (17) are installed on the upper portion of the driving gear (15) and meshed with the driving gear A, the driven gear B (17) is installed on the lower portion of the driving gear (15) and meshed with the driving gear B, when a synchronous pulley D (13) drives the driving gear (15) to rotate, the rotating directions of the driven gear A (16) and the driven gear B (17) are opposite, an incomplete gear A (18) is connected with the driven gear A (16), and an incomplete gear B (19) is connected with the driven gear B (17), so that the incomplete gear A (18) and the incomplete gear B (19) keep opposite rotating directions; the incomplete gear A (18), the incomplete gear B (19) and the rack (12) have the same tooth form and modulus, the upper tooth surface of the rack (12) is meshed with the incomplete gear A (18), the lower tooth surface of the rack (12) is meshed with the incomplete gear B (19), two ends of the rack are square and can penetrate through a square hole of a rack guide rail (11), the rack guide rails (11) on two sides provide a guide effect for the rack (12), and the rotation of the incomplete gear A (18) and the incomplete gear B (19) pushes the rack to the left side and the right side respectively, so that the reciprocating motion of the rack is realized; a guide circular ring (20) is welded on the side surface of the rack (12) and is used for pushing the hose (32) to wind when the rotary drum (30) rotates; the gear ratio between the gears ensures that the reciprocating movement of the rack (12) has a fixed speed which enables the hose (32) to be wound evenly and tightly around the drum (30) for a plurality of turns.

3. The pumping water sample collection device according to claim 1, wherein: the rotary drum (30) is integrally cylindrical, the middle section of the rotary drum is thick and is used for winding and placing the hose (32), the lower part of the hose (32) is used for collecting a water sample when the rotary drum (30) rotates forwards, the hose (32) is wound and stored under the assistance of the guide ring (20) when the rotary drum (30) rotates backwards, the middle section of the rotary drum is hollow, two ends of the rotary drum (30) are thin and provided with holes, one end of the rotary drum is provided with a through hole and used for being fixed with a water inlet of the rotary joint (29), the hose (32) is connected with the water inlet of the rotary joint (29) through the water pipe joint (31), and the hole at the other end of the rotary drum (30) is used for being matched and connected with a shaft of the double-shaft stepping motor (1); the rotary joint (29) is divided into a water inlet end and a water outlet end, the two ends of the rotary joint (29) are allowed to rotate relatively during working, the water inlet end of the rotary joint in the device is connected with the rotary drum (30) and rotates along with the rotary drum (30), the water outlet end of the rotary joint is fixed with the rotary joint fixing seat (28), and the rotary joint is kept static during working; the peristaltic pump (27) is fixed on the L-shaped peristaltic pump fixing seat (26), a water inlet of the peristaltic pump (27) is connected with a water outlet of the rotary joint (29) through a hard tube (22), and a water outlet of the peristaltic pump (27) is connected with water inlets of the electromagnetic valve A (23) and the electromagnetic valve B (24); the electromagnetic valve A (23) is fixed on the bottom plate, the electromagnetic valve B (24) is fixed on an electromagnetic valve fixing frame (25), and the electromagnetic valve fixing frame (25) is C-shaped and is fixed on the bottom plate (8) through screw connection; the water sample collecting bottle (21) is fixed on the bottom plate (8) and is used for collecting water samples flowing through the electromagnetic valve B (24).