CN109580286A - A kind of rivers and lakes water examination sampler based on unmanned plane - Google Patents
A kind of rivers and lakes water examination sampler based on unmanned plane Download PDFInfo
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- CN109580286A CN109580286A CN201910035837.2A CN201910035837A CN109580286A CN 109580286 A CN109580286 A CN 109580286A CN 201910035837 A CN201910035837 A CN 201910035837A CN 109580286 A CN109580286 A CN 109580286A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
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Abstract
The invention discloses a kind of rivers and lakes water examination sampler based on unmanned plane, including unmanned plane, undercarriage, GPS module, lifting motor fixed frame, lifting motor, go up and down retarder, lifting spindle, reel, wirerope, sampler barrel, sample motor, sample retarder, sample main shaft, sampling cabinet, sampling cavity, enclosed slot, sample holes, sampling hole, swing rod, elastic tape, back-moving spring, drive pin, sample crank, sample connecting rod, sample pull rod, drive hole, baffle, seal chamber, battery, several preceding limbers, several rear limbers and control handle.The beneficial effect that the present invention obtains is: (1) structure is simple；(2) high degree of automation, sample rate is fast, and sampling is at low cost, and can extract the water sample of multiple and different depth simultaneously, is with a wide range of applications.
Description
Technical field
The present invention relates to a kind of automatic sampling device, especially a kind of rivers and lakes water examination based on unmanned plane is with taking
Sampling device.
Background technique
Currently, technical staff needs to carry out periodic monitoring to the water quality of rivers and lakes, and between monitoring, then it needs from rivers
When extracting detection sample in lake, and extract sample, it is necessary first to which technical staff enters in rivers and lakes by ship, then uses
Sampling bottle extracts water sample from designated place, and such sampling mode, sampling is at high cost, and sample time is long, it is difficult to meet to rivers
The demand of monitoring lake water quality.
Summary of the invention
The problem to be solved in the present invention is: providing a kind of simple structure, high degree of automation, samples at low cost, sampling speed
Degree is fast and can extract the rivers and lakes water examination sampler based on unmanned plane of the water sample of different depth.
To solve the above-mentioned problems, the rivers and lakes water examination sampler of the invention based on unmanned plane, comprising:
Unmanned plane, bottom are fixed with undercarriage, are equipped with GPS module in the body of the unmanned plane；
Lifting motor fixed frame, is fixed on the bottom surface of unmanned plane；
Lifting motor is fixed on lifting motor fixed frame, and the lifting motor is equipped with lifting retarder, the lifting
Retarder is equipped with lifting spindle, is fixed with a reel on the lifting spindle, is wound with wirerope on the reel, described
The top system of wirerope is connected on reel；
Sampler barrel is the bottom end for being connected to wirerope, and the top of the sampler barrel is equipped with opening, and opening is plugged with a cylinder
Plug；
Motor is sampled, is fixed on the outer wall of sampler barrel, the sampling motor is equipped with a sampling retarder, described to take
Sample retarder is equipped with sampling main shaft, and the sampling main shaft is inserted in sampler barrel；
Sampling cabinet is fixed on the lower half of sampler barrel, is successively evenly equipped with several samplings from top to bottom in the sampling cabinet
Chamber is not connected to mutually between the sampling cavity, is equipped with the enclosed slot of an arc on the antetheca of each sampling cavity, in enclosed slot
A sample holes are equipped at the heart, the sample holes are connected with sampling cavity, and a sampling is equipped on the rear wall of each sampling cavity
Hole is plugged with a sealing-plug in each sampling hole；A swing rod is hinged on the antetheca of each sampling cavity, the swing rod
End is fixed with a circular elastic tape, and the elastic tape is placed in enclosed slot and matches with enclosed slot, the elastic tape
Diameter be greater than the diameters of sample holes, be equipped with a back-moving spring below every swing rod, the top of the back-moving spring with
Swing rod is connected, and bottom is fixed on the sampling cabinet below swing rod, and a drive pin is additionally provided on every swing rod；
Crank is sampled, is fixed on the outer end face of sampling main shaft and perpendicular to sampling crank；
Connecting rod is sampled, one end is hinged with sampling crank；
Pull rod is sampled, top and the other end of sampling crank are hinged, and vertical direction setting is presented in the sampling pull rod,
The sampling pull rod is evenly equipped with several drive holes from top to bottom, and the drive hole is strip, the length side of the drive hole
To perpendicular with the length direction of thief rod, the quantity of the drive hole is equal with drive pin and corresponds, the drive pin
It is inserted in corresponding drive hole and matches with drive hole；
Baffle is fixed on the top of sampling cabinet, and for limiting the position of sampling cabinet, the baffle is equipped with a guiding
Hole, the sampling pull rod are inserted in pilot hole and match with pilot hole；
Seal chamber is equipped with the battery powered to sampling motor set on the top of sampler barrel, in the seal chamber；
Several preceding limbers, on the sampler barrel immediately ahead of sampling cabinet；
Several rear limbers, on the sampler barrel in sampling cabinet dead astern；Limbers and sampling hole one are a pair of after described
It answers, the rear limbers is located at the dead astern of corresponding sampling hole, and the diameter of the rear limbers is greater than the diameter of sealing-plug；
And control handle, unmanned plane, lifting motor and sampling motor are remotely controlled with communication.
Further, the rivers and lakes water examination sampler of the invention based on unmanned plane, the bottom of the sampler barrel
Portion is connected with a lanyard, and the bottom of the lanyard is connected with a plummet.
Further, the rivers and lakes water examination sampler of the invention based on unmanned plane, the lower half of the plummet
Portion is cone.
Further, the rivers and lakes water examination sampler of the invention based on unmanned plane, the preceding limbers with
The quantity of sample holes is equal and corresponds, and the preceding limbers is located at the front of corresponding sample holes.
Further, the rivers and lakes water examination sampler of the invention based on unmanned plane, the preceding limbers
Diameter is greater than the diameter of sample holes.
The beneficial effect that the present invention obtains is: (1) structure is simple；(2) unmanned plane is positioned by GPS module, can be flown
Sampler barrel is transferred to the designated depth of the water surface, then is led to then by lifting motor to the top of the designated place of rivers and lakes
Over sampling motor opens injection port, so that the water of designated depth be made to be flowed into sampling cavity, after sampling, passes through sampling electricity
Machine seals injection port, then is lifted sampler barrel by lifting motor, and finally manipulation unmanned plane, which flies back, can be completed sampling work,
Compared with existing sampling mode, sampler of the invention, high degree of automation, sample rate is fast, and sampling is at low cost, and energy
The water sample for extracting multiple and different depth simultaneously, is with a wide range of applications.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is the main view of sampler barrel, sampling box, sampling motor and associated components.
Fig. 3 is the right view of sampler barrel, sampling box, sampling motor and associated components.
Fig. 4 is the enlarged drawing in Fig. 2 at A.
Fig. 5 is the enlarged drawing in Fig. 3 at B.
Fig. 6 is the main view of sampler barrel.
Fig. 7 is the right view of sampler barrel.
Fig. 8 is the main view of sampling box.
Fig. 9 is the right view of sampling box.
In figure: 1, lifting motor fixed frame, 2, unmanned plane, 3, GPS module, 4, undercarriage, 5, reel, 6, lifting spindle,
7, wirerope, 8, sampler barrel, 9, lifting retarder, 10, lifting motor, 11, lanyard, 12, plummet, 13, control handle, 14, close
Seal chamber, 15, tube plug, 16, sampling retarder, 17, sampling main shaft, 18, sampling crank, 19, sampling motor, 20, sampling connecting rod,
21, baffle, 22, enclosed slot, 23, sampling pull rod, 24, sampling cabinet, 25, battery, 26, drive pin, 27, drive hole, 28, pendulum
Bar, 29, back-moving spring, 30, elastic tape, 31, sample holes, 32, preceding limbers, 33, sampling cavity, 34, sealing-plug, 35, sampling
Hole, 36, rear limbers, 37, pilot hole.
Specific embodiment
The present invention will be further described with reference to the accompanying drawing.
It as shown in figs. 1-9, is a kind of rivers and lakes water examination sampler based on unmanned plane, including unmanned plane
2, the bottom of unmanned plane 2 is fixed with undercarriage 4, and GPS module 3 is equipped in the body of unmanned plane 2, and undercarriage 4 has support function,
When unmanned plane 2 is risen and fallen, unmanned plane 2 is effectively supported, enables the stable takeoff and landing of unmanned plane 2,
Avoid unmanned plane 2 because with the impact force on ground it is excessive due to damage, in addition, existing undercarriage 4 is general also to have good buffering
Performance.
Unmanned plane 2 passes through GPS module 3, it can be achieved that satellite navigation, so that unmanned plane 2 be enable accurately to fly to specifiedly
Point, and the specified altitude assignment in the place is stayed in for a long time.
It is fixed with a lifting motor fixed frame 1 on the bottom surface of unmanned plane 2, is fixed with one on lifting motor fixed frame 1
Lifting motor 10 firm can be fixed lifting motor 10 by the lifting motor fixed frame 1, make lifting motor 10
It is integrated into a whole with unmanned plane 2.
Lifting motor 10 is equipped with lifting retarder 9, and lifting retarder 9 is equipped with lifting spindle 6, solid on lifting spindle 6
Surely there is a reel 5, wirerope 7 is wound on reel 5, the top system of wirerope 7 is connected on reel 5, and the bottom end of wirerope 7 connects
It is connected to sampler barrel 8, the top of sampler barrel 8 is equipped with opening, and opening is plugged with a tube plug 15.
Start lifting motor 10, after lifting accelerator 9 slows down, lifting spindle 6 just will drive reel 5 and constantly turn
It is dynamic, if reel 5 rotates counterclockwise, wirerope 7 is wound, under the drive of wirerope 7, just will drive on sampler barrel 8
It rises, when reel 5 rotates clockwise, then reel 5 unreels wirerope 7, at this point, under the drive of wirerope 7, sampling
Cylinder 8 will decline, therefore, can be right by controlling forward and reverse and its circle number rotated and reverse of lifting motor 10
Sampler barrel 8 carries out elevating control, simultaneously, moreover it is possible to which the height risen or fallen to sampler barrel 8 is accurately controlled.
The top of sampler barrel 8 is equipped with opening, and opening is plugged with tube plug 15, therefore, when sampler barrel 15 is deep into rivers and lakes
In when be sampled, the water being avoided that in rivers and lakes is flowed into sampler barrel 8 from the opening at the top of sampler barrel 8.
Sampling motor 19 is fixed on the outer wall of sampler barrel 8, sampling motor 19 is equipped with a sampling retarder 16, described
It samples retarder 16 and is equipped with sampling main shaft 17, the sampling main shaft 17 is inserted in sampler barrel 8.
The lower half of sampler barrel 8 is fixed with a sampling cabinet 24, is successively evenly equipped with several from top to bottom in sampling cabinet 24
Sampling cavity 33 is not connected to mutually between the sampling cavity 33, the enclosed slot 22 of an arc is equipped on the antetheca of sampling cavity 33,
A sample holes 31 are equipped at the center of enclosed slot 22, sample holes 31 are connected with sampling cavity 33, the rear wall of each sampling cavity 33
On be equipped with a sampling hole 35, a sealing-plug 34 is plugged in each sampling hole 35.
A swing rod 28 is hinged on the antetheca of each sampling cavity 33, the end of swing rod 28 is fixed with a circular rubber
Apron 30, elastic tape 30 are placed in enclosed slot 22 and match with enclosed slot 22, and the diameter of elastic tape 30 is greater than sample holes 31
Diameter, the lower section of every swing rod 28 are equipped with a back-moving spring 29, and the top of back-moving spring 29 is connected with swing rod 28, bottom
It is fixed on the sampling cabinet 24 of 28 lower section of swing rod, a drive pin 26 is additionally provided on every swing rod 28.
It samples and is fixed with a sampling crank 18 on the outer end face of main shaft 17, sampling crank 18 hangs down with sampling 17 phase of main shaft
Directly, sampling crank 18, which is submitted, is connected to a sampling connecting rod 20, and the other end handover of sampling connecting rod 20 has a sampling pull rod 23,
It samples pull rod 23 and vertical direction setting is presented, sampling pull rod 23 is evenly equipped with several drive holes 27 from top to bottom, and drive hole 27 is
The length direction of strip, the length direction and sampling pull rod 23 of drive hole 27 is perpendicular, the quantity and drive pin of drive hole 27
26 equal and one-to-one correspondence, the drive pin 26 are inserted in corresponding drive hole 27 and match with drive hole 27.
When sampling motor 19 is idle, sampling crank 18, sampling connecting rod 20 and sampling pull rod 23 are in static
State at this point, elastic tape 30 is located exactly at the front of sample holes 31, thus can close sample holes 31.Therefore, even if sampling
The water surface of the cylinder 8 in rivers and lakes is hereinafter, water will not be flowed into sampling cavity 33 by sample holes 31.
If starting sampling motor 19, after the deceleration of over sampling retarder 16, sampling main shaft 17 will be rotated constantly, and be taken
Sample main shaft 17 then will drive the rotation of crank 18 while rotation, and sampling crank 18 will drive sampling connecting rod while rotation
20 swing, and sampling connecting rod 20 can then be further driven to sampling pull rod 23 while swinging and move up and down, in sampling pull rod 23
Under drive, drive hole 27 just will drive drive pin 26 and move up and down, and drive pin 26 also will drive during moving up and down
The elastic force of 28 customer service back-moving spring 29 of swing rod is swung up and down, and swing rod 28 finally will drive elastic tape 30 along close while swinging
Locked groove 22 moves up and down, since elastic tape 30 is moved up and down along closed cell 22, sample holes 31 will be opened constantly, again
Can constantly be closed, when unlatching, if sampler barrel 8 is under the water surface of rivers and lakes, water will constantly by into
Sample hole is flowed into sampling cavity 33, until being full of each sampling cavity 33.
After sampling cavity 33 is full of, sampling motor 19 is closed, elastic tape 30 will close sample holes 31 again, at this point,
Water in sampling cavity 33 is just used as water sample to be stored in sampling cavity 33 and suffers.
The top of sampling cabinet 24 is fixed with a block baffle 21, and baffle 21 is located in sampler barrel 8, by baffle 21, can limit
Sampling cabinet 24 is fixed in the position for determining sampling cabinet 24, and sampling cabinet 24 is avoided to move due to by external force.
In addition, baffle 21 is equipped with a pilot hole 37, sampling drawing pull rod 23 is inserted in pilot hole 37 and and pilot hole
37 match, thus, by the guiding role of pilot hole 37, sampling pull rod 23 can be led during moving up and down
To avoiding sampling pull rod 23 that double swerve and offset occurs.
The top of sampler barrel 8 is equipped with a seal chamber 14, the battery powered to sampling motor 19 is equipped in seal chamber 14
25, so, battery 25 will be protected, so that battery 25 be avoided to damage because of immersion.
The sampler barrel 8 in 24 front of sampling cabinet is equipped with several preceding limbers 32, the sampler barrel 8 in 24 dead astern of sampling cabinet
It is equipped with several rear limbers 36 and therefore when under the water surface that sampler barrel 8 is placed in rivers and lakes, passes through preceding water flowing
Hole 32 and rear limbers 36, the water in rivers and lakes will enter in sampler barrel 8, be ready for sampling work.
Limbers 36 and sampling hole 35 correspond afterwards, and rear limbers 36 is located at the dead astern of corresponding sampling hole 35,
The diameter that the diameter of limbers 36 is greater than sealing-plug 34 afterwards so after sampling, needs to detect water sample
When, easily sealing-plug 34 can be taken out by rear limbers 36, after taking-up, syringe is sequentially inserted into rear limbers
36 and sampling hole 35 in, the water sample in sampling cavity 33 can be extracted out, after extraction, can test, operate to water sample
Come very convenient.
The rivers and lakes water examination sampler based on unmanned plane of the present embodiment further includes a control handle
13, by controlling handle 13, it can communication carries out remotely unmanned plane 2, lifting motor 10 and sampling motor 19
Control.
When specific sampling, technical staff carries out satellite by control handle 13, using the GPS module 3 in unmanned plane
Navigation, manipulation unmanned plane 2 flight to designated place specified altitude assignment, then start lifting motor 10, by lifting motor 10,
Reel 5 and wirerope 7 control the depth that sampler barrel 8 falls, and sampler barrel 8 is made to fall to the water surface specified depth below of rivers and lakes
Degree, the motor 19 of starting sampling later slow down after sampling motor 19 starts through over sampling retarder 16, and sampling main shaft 17 will
Continuous rotation, and sample main shaft 17 while rotation, then will drive sampling crank 18 rotates, and samples crank 18 in rotation
Meanwhile will drive sampling connecting rod 20 and swinging, sampling connecting rod 20 can then be further driven to about 23 pull rod of sampling while swinging
Mobile, under the drive of sampling pull rod 23, drive hole 27 just will drive drive pin 26 and move up and down, and drive pin 26 is moved down upper
In dynamic process, the elastic force that also will drive 28 customer service back-moving spring 29 of swing rod is swung up and down, and swing rod 28 is while swinging, finally
It will drive elastic tape 30 to move up and down along closed cell 22, since elastic tape 30 is moved up and down along closed cell 22, sample holes 31
It will constantly open, and can constantly be closed, when unlatching, be in due to sampler barrel 8 under the water surface of rivers and lakes,
Water will be constantly flowed into sampling cavity 33 by sample holes 31, until being full of each sampling cavity 33.
Full of sampling motor 19 after water sample, is closed in sampling cavity 33, elastic tape 30 will close sampling hole 31 again, this
When the extraction work of water sample can be completed.
After water sample extraction finishes, technical staff using control handle 13, starts lifting motor 10, by lifting motor again
10 are promoted to sampler barrel 8 lower section of reel 5 under the water surface, after sampler barrel 8 is promoted in place, close lifting motor 10.
After sampler barrel 8 is promoted in place, technical staff makes a return voyage, flies back to departure place using control handle 13, instruction unmanned plane 2
Point.
After unmanned plane 2 flies back, technical staff removes sampler barrel 8 from unmanned plane 2, after removing, successively by sampling cabinet
Sealing-plug 34 in each sampling hole in 24 is opened, and then extracts the water sample in each sampling cavity 33 to test tube by syringe
In, and mark one by one, finally, technical staff detects the water sample in each test tube one by one.
Compared with existing sampling mode, the sampling dress of the rivers and lakes water examination based on unmanned plane of the present embodiment
It sets, whole process is automatically performed by unmanned plane 2, lifting motor 10 and sampling motor 19, and therefore, sample rate is fast, sampling essence
Degree is high, samples at low cost.
In addition, the rivers and lakes water examination sampler based on unmanned plane of the present embodiment, it is equipped in sampling cabinet 24
Several sampling cavities 33, and each sampling cavity 33, when being immersed in the water, depth is all different, that is to say, that by taking
Sample cylinder 8 and sampling cabinet 24 can disposably extract the water sample of multiple and different depth in rivers and lakes, further improve sampling effect
Rate and sampling precision.
The rivers and lakes water examination sampler based on unmanned plane of the present embodiment, the bottom of sampler barrel 8 is connected with
A piece lanyard 11, the bottom of lanyard 11 is connected with a plummet 12, thus has aggravated the weight of sampler barrel 8 significantly, to make to take
When sample cylinder 8 immerses the water surface of rivers and lakes or less, quickly whereabouts can be stablized, the buoyancy of water is overcome to fall sampler barrel
It influences.
In the present embodiment, the lower half of the plummet 12 is cone.
In some other embodiment, the lower half of plummet 12 can also be triangular pyramid or pyramid shape.
The rivers and lakes water examination sampler based on unmanned plane of the present embodiment, preceding limbers 32 and sample holes 31
Quantity it is equal and correspond, the preceding limbers 32 is located at the front of corresponding sample holes 31.
The rivers and lakes water examination sampler based on unmanned plane of the present embodiment, the diameter of preceding limbers 32 are greater than
The diameter of sample holes 31.
Claims (5)
1. a kind of rivers and lakes water examination sampler based on unmanned plane characterized by comprising
Unmanned plane (2), bottom are fixed with undercarriage (4), are equipped with GPS module (3) in the body of the unmanned plane (2)；
Lifting motor fixed frame (1), is fixed on the bottom surface of unmanned plane (2)；
Lifting motor (10) is fixed on lifting motor fixed frame (1), and the lifting motor (10) is equipped with lifting retarder
(9), the lifting retarder (9) is equipped with lifting spindle (6), is fixed with a reel (5), institute on the lifting spindle (6)
It states and is wound on reel (5) wirerope (7), the top system of the wirerope (7) is connected on reel (5)；
Sampler barrel (8) is the bottom end for being connected to wirerope (7), and the top of the sampler barrel (8) is equipped with opening, and opening is plugged with one
A tube plug (15)；
It samples motor (19), is fixed on the outer wall of sampler barrel (8), the sampling motor (19) is equipped with a sampling retarder
(16), the sampling retarder (16) is equipped with sampling main shaft (17), and the sampling main shaft (17) is inserted in sampler barrel (8)；
Sampling cabinet (24) is set to the lower half of sampler barrel (8), is successively evenly equipped with several from top to bottom in the sampling cabinet (24)
Sampling cavity (33) is not connected to mutually between the sampling cavity (33), is equipped with an arc on the antetheca of each sampling cavity (33)
Enclosed slot (22) is equipped with a sample holes (31), the sample holes (31) and sampling cavity (33) phase at the center of enclosed slot (22)
Connection is equipped with a sampling hole (35) on the rear wall of each sampling cavity (33), be plugged in each sampling hole (35) one it is close
Blocking (34)；A swing rod (28) is hinged on the antetheca of each sampling cavity (33), the end of the swing rod (28) is fixed with
One circular elastic tape (30), the elastic tape (30) is placed in enclosed slot (22) and matches with enclosed slot (22), described
The diameter of elastic tape (30) is greater than the diameter of sample holes (31), is equipped with a back-moving spring below every swing rod (28)
(29), the top of the back-moving spring (29) is connected with swing rod (28), and the sampling cabinet (24) below swing rod (28) is fixed in bottom
On, a drive pin (26) is additionally provided on every swing rod (28)；
It samples crank (18), is fixed on the outer end face of sampling main shaft (17) and perpendicular to sampling crank (18)；
It samples connecting rod (20), one end is hinged with sampling crank (18)；
It samples pull rod (23), top and the other end of sampling crank (18) are hinged, and the sampling pull rod (23) presents vertical
Direction setting, the sampling pull rod (23) are evenly equipped with several drive holes (27) from top to bottom, and the drive hole (27) is strip
Shape, the length direction of the drive hole (27) and the length direction of sampling pull rod (23) are perpendicular, the number of the drive hole (27)
Measure equal with drive pin (26) and correspond, the drive pin (26) be inserted in corresponding drive hole (27) it is interior and with driving
Hole (27) matches；
Baffle (21), is fixed on the top of sampling cabinet (24), for limiting the position of sampling cabinet (24), sets on the baffle (21)
There is a pilot hole (37), the sampling pull rod (23) is inserted in pilot hole (37) and matches with pilot hole (37)；
Seal chamber (14) is set to the top of sampler barrel (8), is equipped with the electricity powered to sampling motor (19) in the seal chamber (8)
Pond (25)；
Several preceding limbers (32) are set on the sampler barrel (8) immediately ahead of sampling cabinet (24)；
Several rear limbers (36) are set on the sampler barrel (8) in sampling cabinet (24) dead astern；It is described after limbers (36) with take
Sample hole (35) corresponds, and the rear limbers (36) is located at the dead astern of corresponding sampling hole (35), the rear limbers
(36) diameter is greater than the diameter of sealing-plug (34)；
And control handle (13), unmanned plane (2), lifting motor (10) and sampling motor (19) are carried out with communication
Long-range control.
2. the rivers and lakes water examination sampler according to claim 1 based on unmanned plane, it is characterised in that: institute
The bottom for stating sampler barrel (8) is connected with a lanyard (11), and the bottom of the lanyard (11) is connected with a plummet (12).
3. the rivers and lakes water examination sampler according to claim 2 based on unmanned plane, it is characterised in that: institute
The lower half of plummet (12) is stated as cone.
4. the rivers and lakes water examination sampler according to claim 1 based on unmanned plane, it is characterised in that: institute
State preceding limbers (32) it is equal with the quantity of sample holes (31) and correspond, the preceding limbers (32) be located at it is corresponding into
The front in sample hole (31).
5. the rivers and lakes water examination sampler according to claim 4 based on unmanned plane, it is characterised in that: institute
The diameter for stating preceding limbers (32) is greater than the diameter of sample holes (31).
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| CN110824133A (en) * | 2019-11-22 | 2020-02-21 | 湖南文理学院 | Accurate calculation method for ecological capacity of each level of lake |
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