CN213301768U - Unmanned aerial vehicle multichannel water sample collection system - Google Patents
Unmanned aerial vehicle multichannel water sample collection system Download PDFInfo
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- CN213301768U CN213301768U CN201920391013.4U CN201920391013U CN213301768U CN 213301768 U CN213301768 U CN 213301768U CN 201920391013 U CN201920391013 U CN 201920391013U CN 213301768 U CN213301768 U CN 213301768U
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Abstract
The utility model discloses "unmanned aerial vehicle multichannel water sample collection system", belong to the sampling equipment field. The unmanned aerial vehicle multichannel water sample collecting device comprises a water pumping mechanism, a water guide mechanism and a water storage mechanism; the water pumping mechanism is connected with the water guide mechanism, and the water guide mechanism is connected with the water storage mechanism; the water pumping mechanism pumps the water sample to the water guide mechanism and guides the water sample into the water storage mechanism through the water guide mechanism; the water storage mechanism comprises at least 2 sampling bottles for containing water samples, and each sampling bottle is provided with a water inlet pipeline; the bottom of the water pumping mechanism is connected with the top of the hollow rotating shaft with the hole of the water distributor, and the water pumping mechanism can pump a water sample into the water distributor through the water sampling pipe of the water distributor and enter the sampling bottle of the water storage mechanism through the water inlet pipeline. The utility model discloses the efficiency of unmanned aerial vehicle sampling has been improved widely, can guarantee the purity of the water sample of each passageway simultaneously again.
Description
Technical Field
The utility model belongs to the sampling equipment field, concretely relates to unmanned aerial vehicle multichannel water sample collection system.
Background
The water is used as a key component in the wetland, can well reflect the ecological condition of the wetland, and the sampling of the water is an important process for developing wetland research. In the region with complicated wetland conditions, artificial sampling is extremely easy to be limited, so that water samples are incomplete, and the condition of the whole water body cannot be well reflected. Sampling by ships is also limited by conditions such as sampling water geographical conditions, manpower and material resources and the like. In recent years, the rapid development of unmanned aerial vehicles and related technologies thereof has become more and more widespread by virtue of the advantages of high flexibility, relatively low cost, relatively simple and convenient operation, rapid and accurate data acquisition and the like. Have unmanned aerial vehicle high altitude water intaking device on the current market, nevertheless mostly single channel water intaking device, adopt sampling bottle formula water intaking of exploring down, replaced traditional artifical sample mode, better compensatied traditional defect, improved water quality monitoring's automation, accuracy ization, information-based level. However, considering current unmanned aerial vehicle flight efficiency, the water sample of only gathering a position is flown at every turn, and time cost increases, and water sample collection efficiency is lower. In addition, the adoption hangs the sampling bottle mode and is easily disturbed by the surrounding environment, and influences the flight.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model discloses a water intaking device designs such as multichannel, fixed sampling bottle, accomplishes flight multiple spot sampling, very big improvement work efficiency, but the wide application is in the wetland research.
The technical scheme of the utility model as follows:
the multi-channel water sample collecting device of the unmanned aerial vehicle comprises a water pumping mechanism, a water guide mechanism and a water storage mechanism;
the water pumping mechanism is connected with the water guide mechanism, and the water guide mechanism is connected with the water storage mechanism; the water pumping mechanism pumps the water sample to the water guide mechanism and guides the water sample into the water storage mechanism through the water guide mechanism;
the water storage mechanism comprises at least 2 sampling bottles for containing water samples, and each sampling bottle is provided with a water inlet pipeline;
the water distributor comprises a positioning cylinder, a hollow rotating shaft with holes and a water production pipe; the positioning cylinder is of a cylinder structure sleeved outside the hollow rotating shaft with the hole, at least 1 sewage discharge hole and at least 2 water inlet holes are formed in the cylinder wall, and the height of the sewage discharge hole is not lower than that of the water inlet holes; the water inlet hole can be communicated with a water inlet pipeline on a sampling bottle of the water storage mechanism; the top of the hollow rotating shaft with the hole is connected with the bottom of the water pumping mechanism, the bottom of the hollow rotating shaft with the hole is open, and the side wall of the hollow rotating shaft with the hole is provided with 1 sewage discharge hole butt joint which can be in adaptive communication with a sewage discharge hole of the positioning cylinder and 1 water inlet hole butt joint which can be in adaptive communication with a water inlet hole of the positioning cylinder; the top of the hollow rotating shaft with the hole can be connected with a controller or a motor to realize clamping rotation; the upper end port of the water sampling pipe is communicated with the bottom opening of the hollow rotating shaft with the hole, and the lower end of the water sampling pipe can extend into a water body in a sampling area; the distance between the sewage discharge hole butt joint and the water inlet hole butt joint is not equal to the hole distance between the adjacent sewage discharge hole and the water inlet hole, so that the sewage discharge hole is not communicated with the sewage discharge hole butt joint when the water inlet hole is communicated with the water inlet hole butt joint;
the bottom of the water pumping mechanism is connected with the top of the hollow rotating shaft with the hole of the water distributor, and the water pumping mechanism can pump a water sample into the water distributor through the water sampling pipe of the water distributor and enter the sampling bottle of the water storage mechanism through the water inlet pipeline.
The water distributor also comprises a mechanical transmission part and a sewage discharge pipeline, wherein one end of the mechanical transmission part is connected with the top of the hollow rotating shaft with the hole, the other end of the mechanical transmission part is connected with a motor, and the mechanical transmission part can drive the hollow rotating shaft with the hole to rotate; the inlet end of the sewage discharge pipeline is matched and communicated with a sewage discharge hole on the positioning cylinder of the water distributor, and the sewage discharge pipeline extends out of the positioning cylinder;
preferably, the water pumping mechanism is positioned at the upper part of the water distributor; the sampling bottle of the water storage mechanism is arranged around the water distributor as the center; preferably, the outer wall of the hollow rotating shaft with the hole is provided with at least one circle of convex edges, and the inner wall of the positioning cylinder is correspondingly provided with a groove matched with the convex edges; the water inlet hole butt joint of the hollow rotating shaft with the hole and/or the sewage discharge hole butt joint are arranged on the convex edges.
The water distributor also comprises a water production pipe control component capable of controlling the water production pipe; the water sampling pipe control part is arranged on the water sampling pipe and is positioned at the lower part of the hollow rotating shaft with the hole;
preferably, the sewage hole butt joint of the hollow rotating shaft with the hole is arranged above the water inlet hole butt joint; the outer wall of the hollow rotating shaft with the hole is provided with an upper ring of convex edges and a lower ring of convex edges, the sewage hole butt joint is arranged on the upper ring of convex edges, and the water inlet hole butt joint is arranged on the lower ring of convex edges.
The lower end of the water production pipe of the water distributor is provided with a reticular conical head.
The water storage mechanism also comprises an exhaust pipeline and a full bottle control component; one end of the exhaust pipeline is connected with an exhaust hole on the sampling bottle, and the other end of the exhaust pipeline is communicated with the outside of the unmanned aerial vehicle multi-channel water sample collecting device; the bottle full control component is arranged at one end, close to the sampling bottle exhaust hole, in the exhaust pipeline;
preferably, the number of the sampling bottles is 3-6; each sampling bottle is provided with a water inlet pipeline and an exhaust pipeline; the number of the sewage draining holes and the number of the water inlet holes of the positioning cylinder are respectively 3-6, and the number of the sewage draining holes is consistent with that of the water inlet holes;
preferably, the height of the sewage draining hole and the height of the water inlet hole on the wall of the positioning barrel are consistent, and the sewage draining hole and the water inlet hole are uniformly distributed around the wall of the positioning barrel and are arranged at intervals;
more preferably, each inlet hole position distributes evenly in the a week of section of thick bamboo wall, and each blowoff hole corresponds the upper portion of setting at each inlet hole.
The water pumping mechanism comprises a centrifugal machine and a water pumping pipeline; one end of the water pumping pipeline is connected with the centrifugal machine, and the other end of the water pumping pipeline is connected with the top of the perforated hollow rotating shaft of the water distributor.
The unmanned aerial vehicle multichannel water sample collecting device also comprises a fixed frame; the water pumping mechanism, the water distributor and the water storage mechanism can be arranged in the fixed frame, and the lower section of the water production pipe of the water distributor can extend out of the bottom of the fixed frame;
preferably, the unmanned aerial vehicle multichannel water sample collecting device further comprises a motor and a controller; the controller is respectively connected with the motor, the full bottle control component of the water storage mechanism and the perforated hollow rotating shaft or the mechanical transmission component of the water distributor through lines and is used for controlling the triggering of the full bottle control component and the rotation of the mechanical transmission component.
Fixed frame top is provided with can dismantle the connection structure who is connected with unmanned aerial vehicle.
An unmanned aerial vehicle multi-channel water sample collection method comprises the following steps: adopt unmanned aerial vehicle multichannel water sample collection system carry out the water sample collection in the sky in target water sample region.
Will unmanned aerial vehicle multichannel water sample collection system is connected the back with unmanned aerial vehicle, flies to the regional sky of target water sample and control through remote controller control unmanned aerial vehicle multichannel water sample collection system's water conservancy diversion mechanism's water sampling pipe lower extreme gos deep into the regional water of target water sample, and control unmanned aerial vehicle multichannel water sample collection system's the mechanism that draws water starts to carry out water sample collection.
The utility model discloses an unmanned aerial vehicle multichannel water sample collection system combines together mechanical structure and electromechanical control ingeniously, overcome the defect that current unmanned aerial vehicle sampling system once can only fixed 1 regional water sample of collection, set up a plurality of sampling bottle, the control and the rotation of the foraminiferous hollow rotating shaft of water distributor through the controller realize the purpose of collecting the water sample that comes from different waters in the different sampling bottles, the efficiency of unmanned aerial vehicle sampling has been improved widely, and through the special airtight structure between blowoff hole and the foraminiferous hollow rotating shaft of water distributor and the location section of thick bamboo, make the water sample of sampling at every turn not polluted by remaining water sample last time in the water distributor pivot, can guarantee the purity of the water sample of each passageway again when realizing multichannel sampling.
Drawings
Fig. 1 is the utility model discloses an embodiment provides an unmanned aerial vehicle multichannel water sample collection system schematic structure.
Fig. 2 is the utility model discloses a structural schematic diagram of unmanned aerial vehicle multichannel water sample collection system's distributor that another embodiment provided.
Fig. 3 is the utility model discloses a position schematic diagram of the inlet opening and the blowoff hole on the foraminiferous hollow rotating shaft axial wall of unmanned aerial vehicle multichannel water sample collection system's distributor that another embodiment provided.
Fig. 4 is the utility model discloses a another embodiment provides an unmanned aerial vehicle multichannel water sample collection system's a location section of thick bamboo sketch map.
Fig. 5 is the utility model discloses a mechanical control part schematic diagram of unmanned aerial vehicle multichannel water sample collection system that another embodiment provided.
Fig. 6 is the utility model discloses an embodiment provides an unmanned aerial vehicle multichannel water sample collection system's distributor's foraminiferous hollow rotating shaft and a schematic structure drawing of a location section of thick bamboo.
Fig. 7 is the utility model discloses a another embodiment provides an unmanned aerial vehicle multichannel water sample collection system's distributor's foraminiferous hollow rotating shaft and a schematic structure drawing of a location section of thick bamboo.
Fig. 8 is the utility model discloses a preferred embodiment provides an unmanned aerial vehicle multichannel water sample collection system's distributor's foraminiferous hollow rotating shaft and a schematic structure of a location section of thick bamboo.
The various symbols in the figure are listed below: 1-a water pumping mechanism, 11-a centrifugal machine and 12-a water pumping pipeline; 2-a water distributor, 21-a hollow rotating shaft with holes, 211-a sewage hole butt joint, 212-a water inlet hole butt joint, 213-a convex edge, 22-a water production pipe, 221-a reticular conical head, 23-a positioning cylinder, 231-a sewage hole, 232-a water inlet hole, 233-a groove, 24-a sewage pipeline, 241-an inlet end of the sewage pipeline, 25-a mechanical transmission part and 26-a water production pipe control part; 3-a water storage mechanism, 31-a water inlet pipeline, 32-a sampling bottle, 33-an exhaust pipeline and 34-a bottle full control component; 4-fixed frame
Detailed Description
The following detailed description of the present invention will be provided by way of specific embodiments with reference to the accompanying drawings, but the present invention is not limited thereto. Unless otherwise specified, consumables, parts, and components used in the following examples are commercially available; the operation steps are all conventional operations.
Group 1 embodiment the utility model discloses an unmanned aerial vehicle multichannel water sample collection system
This group of embodiments provides an unmanned aerial vehicle multichannel water sample collection system. In all embodiments of this group, the devices have the following common features: the unmanned aerial vehicle multichannel water sample collecting device comprises a water pumping mechanism 1, a water guide mechanism 2 and a water storage mechanism 3; the water pumping mechanism 1 is connected with the water guide mechanism 2, and the water guide mechanism 2 is connected with the water storage mechanism 3; the water pumping mechanism 1 pumps a water sample to the water guide mechanism 2 and guides the water sample into the water storage mechanism 3 through the water guide mechanism 2; the water storage mechanism 3 comprises at least 2 sampling bottles 32 for containing water samples, and each sampling bottle 32 is provided with a water inlet pipeline 31; the water distributor 2 comprises a positioning cylinder 23, a hollow rotating shaft 21 with holes, a water production pipe 22 and a sewage discharge pipeline 24; the positioning cylinder 23 is of a cylindrical structure sleeved outside the hollow rotating shaft 21 with the hole, the wall of the cylinder is provided with at least 1 sewage discharge hole 231 and at least 2 water inlet holes 232, and the height of the sewage discharge hole 231 is not lower than that of the water inlet holes 232; the water inlet 232 can be communicated with a water inlet pipeline 31 on a sampling bottle 32 of the water storage mechanism 3; the blowdown hole 231 can be matched and communicated with the inlet end of the blowdown pipeline 24; the top of the hollow rotating shaft 21 with the hole is connected with the bottom of the water pumping mechanism 1, the bottom is open, and the side wall of the hollow rotating shaft is provided with 1 sewage discharge hole pair interface 211 which can be in adaptive communication with the sewage discharge hole 231 of the positioning cylinder 23 and 1 water inlet hole pair interface 212 which can be in adaptive communication with the water inlet hole 232 of the positioning cylinder 23; the top of the hollow rotating shaft 21 with the hole can be connected with a controller or a motor to realize the clamping rotation; the upper port of the water sampling pipe 22 is communicated with the bottom opening of the hollow rotating shaft 21 with the hole, and the lower end of the water sampling pipe can extend into the water body of a sampling area; when the water inlet 232 is communicated with the water inlet butt joint 212, the sewage draining hole 231 is not communicated with the sewage draining hole butt joint 211; the bottom of the water pumping mechanism 1 is connected with the top of the hollow rotating shaft 21 with the hole of the water distributor 2, and the water pumping mechanism 1 can pump a water sample into the water distributor 2 through the water sampling pipe 22 of the water distributor 2 and enter the sampling bottle 32 of the water storage mechanism 3 through the water inlet pipeline 31.
The positioning cylinder 23 is positioned between the top of the sampling bottle 32 and the hollow rotating shaft 21 with holes, the outer side of each water inlet 232 on the positioning cylinder is hermetically connected with the water inlet pipeline 31 on each sampling bottle 32, the structure, the position, the connection relation with other parts and the like of the positioning cylinder 23 can ensure that the water inlet link of each sampling bottle in the water sample collection process is smoothly and hermetically carried out, the water sample of a certain channel cannot leak or leak to other channels to cause the mixed pollution of water samples among a plurality of sampling bottles/channels, and meanwhile, the positioning cylinder 23 is connected with the sewage hole pair interface 211 on the hollow rotating shaft 21 with holes and the sewage pipeline 24, so that the water sample collection device of the utility model can independently and hermetically feed water into each channel and can controllably flush and discharge sewage, and further avoids the mixed or cross-pollution among a plurality of sampling bottles/channels and different water samples, meanwhile, the structure enables the control program of the controller to be better, orderly and regularly programmed, and better control is realized.
The position height of the sewage discharge hole is not lower than the height of the water inlet hole, so that the highest position where the sampled water flows can be comprehensively washed by the sampled water sample at the time when the sewage is discharged at each time, parts such as the water sampling pipe of the water distributor of the device, the water inlet hole butt joint port of the hollow rotating shaft with the hole, the water inlet hole of the positioning cylinder and the like, through which the sampled water sample flows at the time, can be well washed for sewage discharge, and the collected water sample is prevented from being polluted by the water samples left in the places at the last time.
The blowoff hole is necessary, and the secondary sampling needs to wash the inside of the hollow rotating shaft of the water distributor and the inside of the pipeline of the water sampling pipe to ensure that the water sample when the secondary sampling is carried out is not polluted by the residual previous water sample in the pipeline. The positions of the sewage draining hole 231 and the water inlet hole 232 are not in conflict and can be arranged at intervals; for example, the drain hole 231 and the water inlet hole 232 may be arranged up and down (as shown in fig. 6 and 8), or horizontally left and right (as shown in fig. 7); the blowoff hole 231 is mainly used for washing the water sample in the sampling pipeline that the first sampling was left over, and the pipeline is washed earlier to the water that can use the second sampling before the re-sampling, and then the sampling guarantees the quality of sample. The drain hole 231 is externally connected with the drain pipe 24 and can be directly discharged out of the device, such as the drain pipe 24 in fig. 1. For the sake of simple device, the number of the drain holes 231 may be the same as the number of the water inlet holes 232, and each drain hole 231 should be connected to the independent drain pipe 24 to be discharged out of the device.
The blowdown hole can only be set up 1, just can realize the blowdown, and when sampling was accomplished to blowdown each time, the foraminiferous hollow pivot of control program control in the presettable controller rotated to suitable position, and it can to the blowdown hole alignment interface to make the blowdown carry out the blowdown.
In other embodiments, the positioning cylinder 23 may be omitted, and the sewage hole butt joint 211 and the water inlet hole butt joint 212 on the hollow rotating shaft 21 with holes are directly butt-jointed with the sewage pipe 24 and the water inlet pipe 31 on the sampling bottle 21, respectively, but in such an arrangement, the closed connection between the passages is not easy to be realized, and the conditions of water sample leakage and cross contamination are easy to occur.
The hollow rotating shaft with the hole can rotate at the center of the positioning cylinder, the sewage discharge hole and the water inlet hole on the positioning cylinder need to be in sealed butt joint with the sewage discharge hole butt joint port and the water inlet hole butt joint port on the hollow rotating shaft with the hole when in butt joint, and the sealed connection design between the sewage discharge hole butt joint port and the water inlet hole butt joint port can refer to the sealed butt joint design inside the cold and hot double-inlet water faucet. Or the periphery of the sewage hole pair interface and the water inlet hole pair interface of the hollow rotating shaft with holes of the water distributor can be provided with sealing rings so as to realize the sealing butt joint between the sewage hole pair interface of the hollow rotating shaft with holes and the sewage hole of the positioning cylinder and between the water inlet hole pair interface of the hollow rotating shaft with holes and the water inlet hole of the positioning cylinder.
However, in some embodiments of the present invention, the preferred solution for achieving the above-mentioned sealed docking is as follows:
in a preferred embodiment, as shown in fig. 6 or fig. 7, the outer wall of the hollow spindle 21 with holes has at least one circle of ribs 213, and the inner wall of the positioning cylinder 23 is correspondingly provided with grooves 233 adapted to the ribs 213; the water inlet hole butt joint port 212 of the hollow rotating shaft 21 with the hole and/or the sewage discharge hole butt joint port 211 are/is arranged on the convex rib 213. This kind of structure compares in current sealed setting can obtain more excellent sealed effect to avoid a 23 blowoff holes 231 of location section of thick bamboo (foraminiferous hollow spindle 21 blowoff holes to interface 211), 23 inlet opening 232 of location section of thick bamboo (foraminiferous hollow spindle 21 inlet opening to interface 212) respectively during operation can not ooze the condition of liquid in order to take place cross contamination, and then guaranteed the purity of the water sample of sampling at every turn.
In a more preferred embodiment, as shown in fig. 8, the drainage hole pair interface 211 of the hollow rotating shaft with holes 21 is arranged above the water inlet hole pair interface 212; the outer wall of the hollow rotating shaft 21 with the hole is provided with an upper ring of convex ribs 213 and a lower ring of convex ribs 213, the sewage hole butt joint 211 is arranged on the upper ring of convex ribs 213, and the water inlet hole butt joint 212 is arranged on the lower ring of convex ribs 213. The sealing effect of the preferred scheme is optimal, and the optimal sealing butt joint is realized when the sewage discharge hole 231 of the positioning cylinder 23 is in butt joint with the sewage discharge hole butt joint 211 of the hollow rotating shaft 21 with holes, the water inlet hole 232 of the positioning cylinder 23 and the water inlet hole butt joint 212 of the hollow rotating shaft 21 with holes.
In a further embodiment, the water distributor 2 further comprises a mechanical transmission part 25, one end of the mechanical transmission part 25 is connected with the top of the hollow rotating shaft 21 with holes, the other end of the mechanical transmission part 25 is connected with a motor, and the mechanical transmission part 25 can drive the hollow rotating shaft 21 with holes to rotate; the sewage discharge pipeline 24 is arranged outside the hollow rotating shaft 21 with holes, and can suck a water sample sucked up from the lower end of the water sampling pipe 22 into the hollow rotating shaft 21 with holes to wash the inside of the rotating shaft, and sewage after washing enters the sewage discharge pipeline 24 through the sewage discharge hole 231 and then is discharged out of the device.
Preferably, the water pumping mechanism 1 is positioned at the upper part of the water distributor 2; the sampling bottle 32 of the water storage mechanism 3 is arranged around the water distributor 2 as the center;
in particular, the mechanical transmission member 25 may be a gear. The mechanical transmission part 25 can be driven by an external motor to rotate one block position at a time to alternately discharge sewage and feed water. The positioning cylinder 23 is an outer edge fixing device of the hollow rotating shaft 21, a hole is formed in the positioning cylinder and is connected with the sewage discharge pipeline 24 and the water inlet pipeline 31, and after the hollow rotating shaft 21 with the hole absorbs water, the sewage discharge hole butt joint 211 or the water inlet hole butt joint 212 on the positioning cylinder can be respectively in butt joint with the corresponding sewage discharge hole 231 or the corresponding water inlet hole 232 on the positioning cylinder 23, so that sewage discharge and water inlet work can be completed.
In some embodiments, the distributor 2 further comprises a water production pipe control part 26 that can control the water production pipe 22; the water production pipe control part 26 is arranged on the water production pipe 22 and is positioned at the lower part of the hollow rotating shaft 21 with the hole.
The power of the water production pipe control part 26 is controlled by a motor and is mainly used for winding and unwinding the water production pipe, and particularly, the water production pipe control part 26 can be a reel controlled by the motor and can realize winding and unwinding through the rotation of the motor. The water production pipe is packed up when unmanned aerial vehicle flies, reduces the resistance, puts down the water production pipe when the sampling, and water production pipe length accessible is controlled by this device.
In other embodiments, the lower end of the water production pipe 22 of the water distributor 2 is provided with a net-shaped conical head 221. The netted conical head is made of metal, sinks to water by means of self gravity to take water, and is mainly used for isolating floating substances in water in a netted mode. In a specific embodiment, the structure of the mesh conical head can be a hollow cone structure, and the cone wall is a hollowed-out mesh structure.
In a specific embodiment, the water storage mechanism 3 further comprises an exhaust pipe 33 and a bottle full control part 34; one end of the exhaust pipeline 33 is connected with an exhaust hole 321 on the sampling bottle 32, the other end of the exhaust pipeline leads to the outside of the device, and water is discharged from the outside of the device; the bottle full control feature 34 is disposed in the vent line 33 near the end of the vent hole 321 of the sample bottle 32.
Sampling bottle 32 intakes after can through exhaust duct 33 with the air discharge in the bottle, the water sample is stayed in the bottle, after the bottle is full, water can flow into exhaust duct 33, can set up and trigger full control unit 34 of bottle and be used for giving mechanical control device signal, foraminiferous hollow shaft 21 of controller control, or, control mechanical transmission part 25 rotates and drives foraminiferous hollow shaft 21 rotatory to next position, this sampling completion. The bottle full control part 34 can be 2 metal sheets which are simply connected with a circuit and are connected with a controller or a motor through wires, and when water is touched, the circuit is triggered to be conducted, and signals are given to control rotation. The metal sheet is placed at a position close to the exhaust hole, when water hits the metal sheet, the circuit is connected to form a loop to transmit signals, and the specific circuit structure can be set by referring to the circuit structure similar to a water level control device/a water level controller.
Triggering a bottle full control component 34 in the exhaust pipeline every time water is full, giving a rotation signal to the hollow rotating shaft 21 with the hole or the mechanical transmission component 25 by the controller, driving the rotating shaft 21 to rotate by 1 position clamping by the mechanical transmission component 25, rotating the interface of the water inlet hole 232 on the rotating shaft 21 to the groove wall position on the corresponding positioning cylinder 23, thereby closing the water inlet pipeline 31 of the sampling bottle 32 which is feeding water at the moment, just rotating the interface 211 of the sewage discharge hole on the rotating shaft 21 to the position corresponding to the sewage discharge hole 231 on the positioning cylinder 23 at the moment, extracting the water sample of the next water sample area and washing the water sample in the rotating shaft 21, and feeding the sewage after washing into the sewage discharge pipeline 24 through the sewage discharge hole 231 and discharging the water out of the device; the time for discharging the sewage is set in the program of the external controller, the time is reached, the sewage is discharged, the external controller transmits a trigger signal to the controller, the controller controls the rotating shaft 21 or the mechanical transmission part 25 to rotate, the rotating shaft 21 is rotated to the next position, the water inlet hole butt joint port 212 on the rotating shaft 21 rotates to the position corresponding to the next water inlet hole 232 on the positioning cylinder 23 at the moment, and the water inlet hole butt joint port is in butt joint with the water inlet pipeline 31 of the next sampling bottle 32 to sample the water sample of the next sampling bottle 32. And the multi-channel sampling is realized by reciprocating in the way.
Preferably, the number of the sampling bottles 32 is several; each sampling bottle 32 is provided with a water inlet pipeline 31 and an exhaust pipeline 33; the number of the sewage draining holes 231 and the number of the water inlet holes 232 of the positioning cylinder 23 are respectively 3-6, and the number of the sewage draining holes 231 and the number of the water inlet holes 232 are consistent; the distance between the sewage hole pair interface 211 and the water inlet hole pair interface 212 is not equal to the hole distance between the adjacent sewage hole 231 and the adjacent water inlet hole 232;
preferably, the height of the drainage hole 231 and the height of the water inlet hole 232 on the wall of the positioning cylinder 23 are the same, and the drainage hole 231 and the water inlet hole are uniformly distributed around the wall of the positioning cylinder and are arranged at intervals;
more preferably, the positions of the water inlets 232 are uniformly distributed around the cylinder wall, and the sewage draining holes 231 are correspondingly arranged at the upper parts of the water inlets 232;
for the control of the mechanical control device, the number of the water inlet hole butt joint interface 212 and the sewage discharge hole butt joint interface 211 of the hollow rotating shaft with holes 21 of the water distributor 2 is only one, the water inlet hole and the sewage discharge hole of the water distributor are arranged side by side from top to bottom, and the water inlet pipe and the sewage discharge pipe are arranged in a vertically staggered mode to enable water inlet and sewage discharge to be separated, only one hole is communicated once in each rotation, and other holes are sealed through the water distributor. The inlet hole pair interface 212 and the drain hole pair interface 211 can also be horizontally arranged at intervals. According to the load limitation of present unmanned aerial vehicle, the sampling bottle quantity sets up to 3-6.
In a preferred embodiment, the pumping mechanism 1 comprises a centrifuge 11 and a pumping duct 12; one end of the water pumping pipeline 12 is connected with the centrifuge 11, and the other end of the water pumping pipeline is connected with the top of the hollow rotating shaft 21 with the hole of the water distributor 2.
In a further embodiment, the unmanned aerial vehicle multichannel water sample collecting device further comprises a fixing frame 4; the water pumping mechanism 1, the water distributor 2 and the water storage mechanism 3 can be arranged inside the fixed frame 4, and the lower section of the water collecting pipe 22 of the water distributor 2 can extend out of the bottom of the fixed frame 4.
In a further embodiment, the unmanned aerial vehicle multichannel water sample collecting device further comprises a motor and a controller; the controller is respectively connected with the motor, the bottle full control part 34 of the water storage mechanism 3 and the perforated hollow rotating shaft 21 or the mechanical transmission part 25 of the water distributor 2 through lines and is used for controlling the triggering of the bottle full control part 34 and the rotation of the mechanical transmission part 25. Alternatively, the controller may be directly connected to the hollow shaft 21 and control the rotation of the shaft.
In other embodiments, the fixed frame top 4 is provided with a connecting structure which can be detachably connected with the unmanned aerial vehicle.
The unmanned aerial vehicle lower part all generally has the interface of external load, but direct mount is on unmanned aerial vehicle's interface, and the power connects unmanned aerial vehicle's power supply. The unmanned aerial vehicle interfaces of different grade type may not be unified, can set up switching device according to the unmanned aerial vehicle interface. For example, the external equipment interface of Xingjiang longitude and latitude M600 type unmanned aerial vehicle is square screw structure in the bottom to be furnished with extension frame down, can set up adapter into extension frame structural style.
The embodiment of the group provides an unmanned aerial vehicle multichannel water sample collection method, which comprises the following steps: adopt 1 st group of embodiment any unmanned aerial vehicle multichannel water sample collection system carries out water sample collection in the sky in target water sample region.
In specific embodiment, will unmanned aerial vehicle multichannel water sample collection system is connected the back with unmanned aerial vehicle, flies to the regional sky of target water sample and control through remote controller control unmanned aerial vehicle the water intaking pipe lower extreme of unmanned aerial vehicle multichannel water sample collection system's water distributor deepens in the regional water of target water sample, and controls unmanned aerial vehicle multichannel water sample collection system's the mechanism that draws water starts to carry out the water sample collection.
In other specific embodiments, the water sampling operation may be performed as follows:
1. install the utility model discloses an unmanned aerial vehicle multichannel water sample collection system's unmanned aerial vehicle flies to the target water overhead according to the location requirement, through intake pipe control unit 26, puts down intake pipe 22 to preset position, through the weight of netted conical head 221, makes intake pipe 22 sink.
2. The mechanical transmission part 25 is controlled by the controller to drive the sewage hole of the hollow rotating shaft with holes 21 of the water distributor 2 to butt the interface 211 and the sewage hole 231 (other channels are in a closed state, and only one hole works at each time). Before sampling, the water collecting pipe 22 and the inside of the hollow rotating shaft 21 with the hole of the water distributor 2 are cleaned, so that the reliability of the sample is ensured. The flushing time can be timed, and the time length is controlled by a controller.
3. After the washing is finished, the mechanical transmission part 25 is controlled by the controller to drive the water inlet hole butt joint interface 212 of the hollow rotating shaft with holes 21 of the water distributor 2 to be in butt joint with the water inlet hole 232, and then the controller controls the centrifugal machine 11 to be started to start sampling.
4. The water sample enters the sampling bottle 32 through the water sampling pipe 22, and the air in the sampling bottle 32 is discharged through the exhaust pipeline 33, so that the water sample can continuously flow into the sampling bottle 32.
5. After waiting that sampling bottle 32 fills up, the water sample rises through exhaust duct 33, triggers 14 bottle full control unit 34, sampling bottle 32 intake after can be discharged the bottle air through exhaust duct 33, the water sample remains in the bottle, after the bottle is full, water can flow into exhaust duct 33, can set up and trigger bottle full control unit 34 and be used for giving the controller signal, make controller control mechanical transmission part 25 rotatory to next position, this sampling is accomplished. The bottle full control part 34 can be a simple metal sheet and is in wired connection or wireless connection with the controller, when the trigger circuit is switched on after water is touched, the controller is given a signal to control the mechanical transmission part 25 to drive the hollow rotating shaft 21 with holes to rotate, and the connector 211 of the sewage discharge hole pair of the hollow rotating shaft 21 with holes of the water distributor 2 is connected with the sewage discharge hole 231 of the positioning cylinder 23 through rotation again, so that the sewage discharge pipeline 24 is connected. 6. Change the sample place, unmanned aerial vehicle flies to next target water overhead, washes water pipe and water guide device through the new sampling point water sample of extraction, carries out new round of sampling. The controller controls the hollow rotating shaft 21 with holes of the water distributor 2 to rotate, so that the sewage hole pair interface 211 rotates to a position in butt joint with the sewage hole 231 of the positioning cylinder 23, and then the water distributor is washed again; after the water is washed, the controller controls the hollow rotating shaft with holes 21 of the water distributor 2 to rotate to the next position again, so that the water inlet hole butt joint port 212 of the water distributor is connected with the water inlet hole 232 of the positioning cylinder 23, the water inlet pipeline 31 of the other sampling bottle 32 of the water storage mechanism 3 is connected, and water sample collection of the other sampling bottle is started.
So reciprocal, accomplish the water sample collection work of a plurality of sampling bottles among the whole water sample collection device, realize multichannel water sample collection.
The following are specifically mentioned: 1. for convenient show, the schematic diagram has only drawn two sampling bottles, does not represent the utility model discloses a device only has 2 sampling bottles, 2 sampling passageways. More channels can be provided according to the above concepts and principles of the present invention.
2. The mechanical transmission part 25, the bottle full control part 34, the centrifuge 11 and the water sampling pipe control part 26 can be respectively connected with an external controller (not shown in the figure) to realize control, the external controller can be programmed in advance, and the external controller can be programmed to design a specific operation flow. External controller can adopt the PLC controller, can directly set up it in the device, generally has on the unmanned aerial vehicle remote controller to set up the function button, can regard as external equipment's operation button.
The external controller can be an electronic control device which is set by programming, and power on and program control are carried out through a USB interface of the external unmanned aerial vehicle. As shown in fig. 3 and 4, it is ensured that only one cell is connected at a time.
3. The sewage pipe 24 can be externally connected with a hose to directly discharge out of the device, or the sewage pipe directly extends out of the device to discharge sewage.
Claims (15)
1. An unmanned aerial vehicle multi-channel water sample collecting device is characterized by comprising a water pumping mechanism, a water guide mechanism and a water storage mechanism;
the water pumping mechanism is connected with the water guide mechanism, and the water guide mechanism is connected with the water storage mechanism; the water pumping mechanism pumps the water sample to the water guide mechanism and guides the water sample into the water storage mechanism through the water guide mechanism;
the water storage mechanism comprises at least 2 sampling bottles for containing water samples, an exhaust pipeline and a bottle full control component, and a water inlet pipeline is arranged on each sampling bottle; one end of the exhaust pipeline is connected with an exhaust hole on the sampling bottle, and the other end of the exhaust pipeline is communicated with the outside of the unmanned aerial vehicle multi-channel water sample collecting device; the bottle full control component is arranged at one end, close to the sampling bottle exhaust hole, in the exhaust pipeline;
the water distributor comprises a positioning cylinder, a hollow rotating shaft with holes and a water production pipe; the positioning cylinder is of a cylinder structure sleeved outside the hollow rotating shaft with the hole, the side wall of the cylinder is provided with at least 1 sewage discharge hole and at least 2 water inlet holes, and the height of the sewage discharge hole is not lower than that of the water inlet hole; the water inlet hole can be communicated with a water inlet pipeline on a sampling bottle of the water storage mechanism; the top of the hollow rotating shaft with the hole is connected with the bottom of the water pumping mechanism, the bottom of the hollow rotating shaft with the hole is open, and the side wall of the hollow rotating shaft with the hole is provided with 1 sewage discharge hole butt joint which can be in adaptive communication with a sewage discharge hole of the positioning cylinder and 1 water inlet hole butt joint which can be in adaptive communication with a water inlet hole of the positioning cylinder; the top of the hollow rotating shaft with the hole can be connected with a controller or a motor to realize clamping rotation; the upper end port of the water sampling pipe is communicated with the bottom opening of the hollow rotating shaft with the hole, and the lower end of the water sampling pipe can extend into a water body in a sampling area; the distance between the sewage discharge hole butt joint and the water inlet hole butt joint is not equal to the hole distance between the adjacent sewage discharge hole and the water inlet hole, so that the sewage discharge hole is not communicated with the sewage discharge hole butt joint when the water inlet hole is communicated with the water inlet hole butt joint;
the bottom of the water pumping mechanism is connected with the top of the hollow rotating shaft with the hole of the water distributor, and the water pumping mechanism can pump a water sample into the water distributor through the water sampling pipe of the water distributor and enter the sampling bottle of the water storage mechanism through the water inlet pipeline;
the unmanned aerial vehicle multichannel water sample acquisition device further comprises a motor and a controller; the controller is respectively connected with the motor, the full bottle control part of the water storage mechanism and the perforated hollow rotating shaft or the mechanical transmission part of the water distributor through lines and is used for controlling the triggering of the full bottle control part and the rotation of the mechanical transmission part;
the bottle full control part is a metal sheet connected with the motor through an electric wire.
2. The unmanned aerial vehicle multichannel water sample collection device according to claim 1, wherein the water distributor further comprises a mechanical transmission part and a sewage discharge pipeline, one end of the mechanical transmission part is connected with the top of the perforated hollow rotating shaft, the other end of the mechanical transmission part is connected with a motor, and the mechanical transmission part can drive the perforated hollow rotating shaft to rotate; the inlet end of the sewage discharge pipeline is matched and communicated with the sewage discharge hole on the positioning cylinder of the water distributor, and the sewage discharge pipeline extends out of the positioning cylinder.
3. The unmanned aerial vehicle multichannel water sample collection device of claim 1, wherein the water pumping mechanism is located at the upper part of the water distributor; the sampling bottle of the water storage mechanism is arranged around the water distributor as the center.
4. The unmanned aerial vehicle multichannel water sample collection device as claimed in claim 1, wherein the outer wall of the hollow rotating shaft with the hole is provided with at least one circle of convex edge, and the inner wall of the positioning cylinder is correspondingly provided with a groove matched with the convex edge; the water inlet hole butt joint of the hollow rotating shaft with the hole and/or the sewage discharge hole butt joint are arranged on the convex edges.
5. The unmanned aerial vehicle multichannel water sample collection device as claimed in claim 2, wherein the outer wall of the hollow rotating shaft with the hole is provided with at least one circle of convex edge, and the inner wall of the positioning cylinder is correspondingly provided with a groove matched with the convex edge; the water inlet hole butt joint of the hollow rotating shaft with the hole and/or the sewage discharge hole butt joint are arranged on the convex edges.
6. The unmanned aerial vehicle multichannel water sample collection device according to claim 1, wherein the water distributor further comprises a water sampling pipe control part capable of controlling the water sampling pipe; the water sampling pipe control part is arranged on the water sampling pipe and is positioned at the lower part of the hollow rotating shaft with the hole.
7. The unmanned aerial vehicle multichannel water sample collection device according to claim 2, wherein the water distributor further comprises a water sampling pipe control part capable of controlling the water sampling pipe; the water sampling pipe control part is arranged on the water sampling pipe and is positioned at the lower part of the hollow rotating shaft with the hole.
8. The unmanned aerial vehicle multichannel water sample collection device according to any one of claims 1, 2, 4-7, wherein the sewage hole butt joint with the hollow rotating shaft with the hole is arranged above the water inlet hole butt joint; the outer wall of the hollow rotating shaft with the hole is provided with an upper ring of convex edges and a lower ring of convex edges, the sewage hole butt joint is arranged on the upper ring of convex edges, and the water inlet hole butt joint is arranged on the lower ring of convex edges.
9. The unmanned aerial vehicle multichannel water sample collection device of any one of claims 1 to 7, wherein the lower end of the water sampling pipe of the water distributor is provided with a mesh conical head.
10. The unmanned aerial vehicle multichannel water sample collection device of claim 1, wherein the number of the sampling bottles is 3-6; each sampling bottle is provided with a water inlet pipeline and an exhaust pipeline; the number of the sewage draining holes and the number of the water inlet holes of the positioning cylinder are respectively 3-6, and the number of the sewage draining holes is consistent with that of the water inlet holes.
11. The multi-channel water sample collecting device of the unmanned aerial vehicle as claimed in claim 10, wherein the height of the sewage draining hole and the height of the water inlet hole on the wall of the positioning cylinder are consistent, and the sewage draining hole and the water inlet hole are uniformly distributed around the wall of the positioning cylinder and are arranged at intervals.
12. The multi-channel water sample collecting device of the unmanned aerial vehicle as claimed in claim 10 or 11, wherein the water inlet holes are uniformly distributed around the cylinder wall, and the sewage draining holes are correspondingly arranged at the upper parts of the water inlet holes.
13. The unmanned aerial vehicle multichannel water sample collection device of claim 1, wherein the pumping mechanism comprises a centrifuge and a pumping pipeline; one end of the water pumping pipeline is connected with the centrifugal machine, and the other end of the water pumping pipeline is connected with the top of the perforated hollow rotating shaft of the water distributor.
14. The unmanned aerial vehicle multichannel water sample collection device according to any one of claims 1 to 7 and 10 to 13, further comprising a fixing frame; the water pumping mechanism, the water distributor and the water storage mechanism can be arranged in the fixed frame, and the lower section of the water production pipe of the water distributor can extend out of the bottom of the fixed frame.
15. The multi-channel water sample collecting device for the unmanned aerial vehicle as claimed in claim 14, wherein a connecting structure detachably connected with the unmanned aerial vehicle is arranged at the top of the fixing frame.
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| CN201920391013.4U CN213301768U (en) | 2019-03-26 | 2019-03-26 | Unmanned aerial vehicle multichannel water sample collection system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109827810A (en) * | 2019-03-26 | 2019-05-31 | 中国林业科学研究院 | Unmanned plane multichannel water sample acquisition device and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109827810A (en) * | 2019-03-26 | 2019-05-31 | 中国林业科学研究院 | Unmanned plane multichannel water sample acquisition device and method |
| CN109827810B (en) * | 2019-03-26 | 2024-01-26 | 中国林业科学研究院 | Unmanned aerial vehicle multichannel water sample collection device and method |
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