CN114056566A

CN114056566A - Be used for many rotor unmanned aerial vehicle of water sampling

Info

Publication number: CN114056566A
Application number: CN202111299398.XA
Authority: CN
Inventors: 张小兵
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-04
Filing date: 2021-11-04
Publication date: 2022-02-18

Abstract

The invention provides a multi-rotor unmanned aerial vehicle for taking a water sample, relates to the technical field of water sampling, solves the problems that the existing sampling unmanned aerial vehicle cannot float and hover on a water body in the practical application process, therefore, when the unmanned aerial vehicle is disturbed and falls, the unmanned aerial vehicle is damaged, and when the unmanned aerial vehicle collects the water, the impurities in the water cannot be separated from the water for storage, so that the problem of low working efficiency can be caused when the impurities need to be detected in the subsequent process, because the bottom end of the balancing weight is designed to be a conical structure, the bucket can be more easily kept to be immersed in water in a standing state, the sampling efficiency can be greatly improved, then, a filter screen can be installed in the barrel cover according to actual use requirements, then the barrel cover loaded with the filter screen is screwed on the top end of the water barrel, and the water barrel is bolted on the inner sides of the two self-locking hooks through hanging rings arranged on the left side and the right side of the outer peripheral surface of the water barrel.

Description

Be used for many rotor unmanned aerial vehicle of water sampling

Technical Field

The invention belongs to the technical field of water sampling, and particularly relates to a multi-rotor unmanned aerial vehicle for taking a water sample.

Background

Collecting a water sample of a polluted water body, obtaining basic data of water body pollution through analysis and measurement, wherein the water sample for analysis is representative and can reflect the chemical composition and characteristics of the water body, the sampling method, the position, the time, the frequency and the like are determined according to the characteristics of the water body and the analysis purpose, the water sample for analyzing the natural water chemical composition of the river is generally collected at 0.2-0.5 meter below the water surface of the river in the flow measuring section of a hydrological station, a sampling point is increased when the section is wide, a shoreside sampling point is required to be arranged at a smooth part of water flow, layered sampling can be carried out at different depths as necessary, the sampling frequency is changed according to the water situation and is uniformly distributed in different periods and different flow rates, the river with great runoff volume, the equal flow rate in the flood period and the dead period, the sampling in the flood period is increased, the small flood peak water sample top is taken, the large flood peak water sample top is taken and the flood peak is taken and the flood rises, Sampling water samples at the top of a peak and falling into water at the main stream position of a straight river channel when the field investigation of the river water quality is carried out, or else, sampling at a place with a large flow rate by keeping away from the bank as far as possible;

and the edge to the water source that collection work to the water sample can not be simple takes a sample, consequently need take the sample work to the different positions of the same kind of water source just can reach more accurate purpose.

For example, application No.: the invention relates to a CN201710909748.7 unmanned aerial vehicle device and a sampling method for automatic water quality sampling, wherein the unmanned aerial vehicle device comprises an unmanned aerial vehicle main body, unmanned aerial vehicle support legs arranged on the side surface of the unmanned aerial vehicle main body, an energy source and control unit, the unmanned aerial vehicle device further comprises a mounting bracket arranged on the lower side of the unmanned aerial vehicle main body, and an automatic water quality sampling unit is mounted on the mounting bracket. Under the step motor drives, rotatory guiding axle rotates to the position of sampling bottle to the quality of water sample is leading-in to the sampling bottle in proper order through sampling pump, sampling hose, recess water conservancy diversion mechanism. The unmanned aerial vehicle device can sequentially collect a plurality of sampling point water quality samples in a working period, is convenient for synchronous analysis after returning, further improves the sampling efficiency, can flexibly set the sample collection quantity according to requirements, can flexibly control the water sample collection depth of each time, and is convenient for quick and automatic collection of water quality samples in different areas or watersheds.

Based on the retrieval of above-mentioned patent to and combine the equipment discovery among the prior art, above-mentioned equipment is when using, though can carry out the sample operation of water, nevertheless there is unmanned aerial vehicle and can't float and hover the operation on the water at the practical application in-process, consequently can cause the damage when unmanned aerial vehicle receives the interference to fall, again can't separate the impurity in the water with the water when gathering the water and preserve, consequently can cause work efficiency low when follow-up needs are examined.

Disclosure of Invention

In order to solve the technical problems, the invention provides a multi-rotor unmanned aerial vehicle for taking water samples, which aims to solve the problems that the existing sampling unmanned aerial vehicle cannot float and hover on a water body in the practical application process, so that the unmanned aerial vehicle is damaged when being disturbed and falls off, and impurities in the water body cannot be separated from the water body for storage when the water body is collected, so that the working efficiency is low when the subsequent detection is needed.

The invention relates to a purpose and an effect for a multi-rotor unmanned aerial vehicle for taking a water sample, which are achieved by the following specific technical means:

a multi-rotor unmanned aerial vehicle for taking water samples comprises a hoisting mechanism, supporting mechanisms, a floating mechanism and a sampling mechanism, wherein the hoisting mechanism is inserted in the inner position of the unmanned aerial vehicle, the supporting mechanisms are arranged at four positions in total, and the four supporting mechanisms are respectively screwed at the four corners of the bottom end surface of the unmanned aerial vehicle; the floating mechanism is provided with two positions, and the two floating mechanisms are respectively arranged at the left side and the right side below the unmanned aerial vehicle through the supporting mechanism; the sampling mechanism is hung and connected at the position right below the hoisting mechanism; the sampling mechanism further comprises a barrel cover and a filter screen, the barrel cover is of an annular structure design with the inside communicated, the barrel cover is screwed on the top end of the water barrel, the filter screen is clamped inside the barrel cover, and the water barrel is hung with the self-locking hook through two fixing rings in an installation state.

Furthermore, the unmanned aerial vehicle comprises a carrier, support plates and rotors, wherein the support plates are arranged at four positions, the support plates at four positions are arranged at the outer side of the carrier in an annular array, and the rotors are arranged at the top ends of the support plates at four positions;

further, the hoisting mechanism comprises a shell, heat dissipation holes, a motor A and a bevel gear set, wherein the shell is designed to be of an internal hollow structure, the heat dissipation holes are formed in the outer side of the shell in an annular array, the motor A is installed in the internal position of the shell, and the bevel gear set is installed at the bottom end of the motor A;

furthermore, the hoisting mechanism also comprises a stabilizing shaft, two wire rollers, hoisting ropes and self-locking hooks, wherein the stabilizing shaft penetrates through the bevel gear set and is connected to the inner side of the shell in a shaft mode, the two wire rollers are arranged at two positions, the two wire rollers are respectively arranged at the left side and the right side of the peripheral surface of the stabilizing shaft, the hoisting ropes are wound on the outer sides of the two wire rollers, the self-locking hooks are arranged at two positions, the two self-locking hooks are respectively fixedly connected to the bottom ends of the two hoisting ropes, and the shell is inserted into the inner position of the carrier in the installation state;

furthermore, the supporting mechanism comprises a supporting leg, a bolt and a shock absorber, the supporting leg is designed to be in an L-shaped structure, the bolt is screwed at the right end of the supporting leg, the shock absorber is installed at the left side position of the bottom end of the supporting leg, and the supporting leg is screwed at the lower position of the carrier through the bolt in the installation state;

furthermore, the floating mechanism comprises a floating cylinder, a motor B and a paddle wheel, the floating cylinder is designed in a cylindrical structure, the motor B is installed inside the floating cylinder, the paddle wheel is installed at the front end of the motor B, and the floating cylinder is connected with the supporting legs through the shock absorbers in the installation state;

further, sampling mechanism is including cask and balancing weight, the internally mounted of cask has the baffle, and the outer peripheral face left and right sides of cask all installs solid fixed ring, the balancing weight is toper structural design, and the balancing weight twists and connects under the cask position.

Compared with the prior art, the invention has the following beneficial effects:

according to the invention, the bottom end of the balancing weight is designed to be a conical structure, so that the bucket can be more easily kept to be immersed into water in a standing state, the sampling efficiency can be greatly improved, then a filter screen can be installed in the bucket cover according to actual use requirements, then the bucket cover with the filter screen is screwed on the top end of the bucket, and the bucket is bolted on the inner sides of two self-locking hooks through hanging rings arranged on the left side and the right side of the outer peripheral surface of the water bucket;

on the other hand, fly unmanned aerial vehicle to suitable position through the rotor that starts among the unmanned aerial vehicle and hover, then can be through starting motor A in the hoisting machine structure, further through the meshing transmission drive between the bevel gear group install the line roll on stabilizing the off-axial surface and put down the lifting rope with the cask and can carry out the sample work to the water, and because the filter screen is for installing the inside structural design of bung, consequently can effectually carry out separation sample work with the water of taking a sample and impurity that contains wherein, in order to reach the purpose that makes things convenient for follow-up difference detection that carries on more.

Drawings

Fig. 1 is a schematic side view of the present invention in a half-section state.

Fig. 2 is a schematic front view of the present invention in a half-section state.

Fig. 3 is a rear view of the present invention in a half-section state.

Fig. 4 is a left side view of the present invention in a half-section state.

Fig. 5 is an axial view schematically showing the half-section of the present invention.

Fig. 6 is an enlarged schematic view of the structure at a in fig. 1 according to the present invention.

Fig. 7 is an enlarged view of the structure of fig. 1 at B.

Fig. 8 is an enlarged view of the structure of fig. 5 at C according to the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. an unmanned aerial vehicle; 101. a carrier; 102. a support plate; 103. a rotor; 2. a hoisting mechanism; 201. a housing; 202. heat dissipation holes; 203. a motor A; 204. a bevel gear set; 205. a stabilizing shaft; 206. rolling the wire; 207. a lifting rope; 208. a self-locking hook; 3. a support mechanism; 301. a support leg; 302. a bolt; 303. a shock absorber; 4. a water floating mechanism; 401. a float bowl; 402. a motor B; 403. a paddle wheel; 5. a sampling mechanism; 501. a water bucket; 502. a balancing weight; 503. a barrel cover; 504. and (5) filtering by using a filter screen.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 8:

the invention provides a multi-rotor unmanned aerial vehicle for taking water samples, which comprises: the system comprises a hoisting mechanism 2, supporting mechanisms 3, a floating mechanism 4 and a sampling mechanism 5, wherein the hoisting mechanism 2 is inserted in the inner position of the unmanned aerial vehicle 1, the supporting mechanisms 3 are arranged at four positions, and the four supporting mechanisms 3 are respectively screwed at four corners of the bottom end surface of the unmanned aerial vehicle 1; the unmanned aerial vehicle 1 comprises a carrier 101, support plates 102 and rotors 103, wherein the support plates 102 are arranged at four positions, the support plates 102 at the four positions are arranged at the outer side of the carrier 101 in an annular array, and the rotors 103 are arranged at the top ends of the support plates 102 at the four positions; the floating mechanism 4 is provided with two positions, and the two floating mechanisms 4 are respectively arranged at the left side and the right side below the unmanned aerial vehicle 1 through the supporting mechanism 3; the sampling mechanism 5 is hung right below the hoisting mechanism 2; the sampling mechanism 5 further comprises a barrel cover 503 and a filter screen 504, the barrel cover 503 is designed to be an annular structure with the inner part communicated, the barrel cover 503 is screwed on the top end of the water barrel 501, the filter screen 504 is clamped inside the barrel cover 503, and the water barrel 501 is hung with the self-locking hook 208 through two fixing rings in the installation state.

Wherein, hoisting machine constructs 2 including casing 201, louvre 202, motor A203 and bevel gear group 204, and casing 201 is inside hollow structure design, and the outside of casing 201 is the annular array and has seted up louvre 202, and motor A203 installs the inside position at casing 201, and bevel gear group 204 is installed to motor A203's bottom.

The hoisting mechanism 2 further comprises a stabilizing shaft 205, two line rollers 206, a hoisting rope 207 and a self-locking hook 208, the stabilizing shaft 205 penetrates through the bevel gear set 204 and is connected to the inner side of the shell 201 in a shaft mode, the two line rollers 206 are arranged at two positions, the two line rollers 206 are respectively installed at the left side and the right side of the peripheral surface of the stabilizing shaft 205, the hoisting rope 207 is wound on the outer sides of the two line rollers 206, the two self-locking hooks 208 are arranged at two positions, the two self-locking hooks 208 are respectively and fixedly connected to the bottom end positions of the two hoisting rope 207, and the shell 201 is connected to the inner position of the carrier 101 in an inserting mode in the installation state.

The support mechanism 3 includes a leg 301, a bolt 302 and a damper 303, the leg 301 is designed to have an L-shaped structure, the bolt 302 is screwed to the right end of the leg 301, the damper 303 is installed at the left side of the bottom end of the leg 301, and the leg 301 is screwed to the lower position of the carrier 101 through the bolt 302 in the installed state.

The floating mechanism 4 comprises a floating cylinder 401, a motor B402 and a paddle wheel 403, the floating cylinder 401 is designed in a cylindrical structure, the motor B402 is installed inside the floating cylinder 401, the paddle wheel 403 is installed at the front end of the motor B402, and the floating cylinder 401 is connected with the supporting leg 301 through the shock absorber 303 in the installation state.

Wherein, sampling mechanism 5 is including cask 501 and balancing weight 502, the internally mounted of cask 501 has the baffle, and the outer peripheral face left and right sides of cask 501 all installs solid fixed ring, balancing weight 502 is toper structural design, and balancing weight 502 twists and connects under cask 501 position, because filter screen 504 is for installing the structural design inside bung 503, consequently can effectually carry out separation sample work with the water of taking a sample and the impurity that contains therein, in order to reach more convenient follow-up purpose of carrying out the difference detection of follow-up going on

When in use: firstly, the bottom end of a water bucket 501 in a sampling mechanism 5 is screwed with a balancing weight 502, because the bottom end of the balancing weight 502 is designed to be a conical structure, the water bucket 501 can be more easily kept to be immersed in water in a standing state, the sampling efficiency can be greatly improved, then a filter screen 504 can be installed in the water bucket 503 according to actual use requirements, then the water bucket 503 with the filter screen 504 is screwed on the top end of the water bucket 501, the water bucket 501 is bolted on the inner sides of two self-locking hooks 208 through hanging rings arranged on the left side and the right side of the outer peripheral surface of the water bucket 501, the unmanned aerial vehicle 1 flies to a proper position to hover by starting a rotor 103 in the unmanned aerial vehicle 1, then the motor A203 in the hoisting mechanism 2 can be started, a wire roller 206 arranged on the outer peripheral surface of a stabilizing shaft 205 is driven by meshing transmission between bevel gear sets 204, and the hoisting rope 207 and the water bucket 501 are put down to sample water, the filter screen 504 is designed to be arranged inside the barrel cover 503, so that the sampled water body and impurities contained in the sampled water body can be effectively separated and sampled, and the purpose of facilitating subsequent respective detection is achieved;

on the other hand, when unmanned aerial vehicle 1 receives the interference or falls into the water carelessly, buoy 401 in accessible mechanism 4 makes unmanned aerial vehicle 1 float above the surface of water to accessible motor B402 drives thick liquid wheel 403 rotatory, makes unmanned aerial vehicle 1 carry out quick displacement under the circumstances that can not fly with the propulsive force of usable thick liquid wheel 403 under the emergency in order to reach and prevent to cause the condition of damage to appear when falling into the water because unmanned aerial vehicle 1 receives the interference.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a be used for many rotor unmanned aerial vehicle of water sample, its characterized in that: the unmanned aerial vehicle lifting device comprises a lifting mechanism (2), supporting mechanisms (3), a floating mechanism (4) and a sampling mechanism (5), wherein the lifting mechanism (2) is inserted in the inner position of the unmanned aerial vehicle (1), the supporting mechanisms (3) are arranged in four positions, and the four supporting mechanisms (3) are respectively screwed at the four corners of the bottom end surface of the unmanned aerial vehicle (1); the floating mechanism (4) is provided with two positions, and the two floating mechanisms (4) are respectively arranged at the left side and the right side below the unmanned aerial vehicle (1) through the supporting mechanism (3); the sampling mechanism (5) is hung at the position right below the hoisting mechanism (2); the sampling mechanism (5) further comprises a barrel cover (503) and a filter screen (504), the barrel cover (503) is of an annular structure design which is communicated with the inside, the barrel cover (503) is screwed on the top end of the water barrel (501), the filter screen (504) is clamped inside the barrel cover (503), and the water barrel (501) is hung with the self-locking hook (208) through two fixing rings in the installation state.

2. A multi-rotor drone for taking water samples according to claim 1, characterised in that: unmanned aerial vehicle (1) is including carrier (101), extension board (102) and rotor (103), extension board (102) are equipped with everywhere altogether, and install in the outside position of carrier (101) in annular array around extension board (102), and rotor (103) are all installed on the top of everywhere extension board (102).

3. A multi-rotor drone for taking water samples according to claim 1, characterised in that: hoisting machine constructs (2) including casing (201), louvre (202), motor A (203) and bevel gear group (204), casing (201) are inside hollow structure design, and the outside of casing (201) is annular array and has seted up louvre (202), motor A (203) are installed in the inside position of casing (201), and bevel gear group (204) are installed to the bottom of motor A (203).

4. A multi-rotor drone for taking water samples according to claim 3, characterized in that: the hoisting mechanism (2) further comprises a stabilizing shaft (205), a line roller (206), a lifting rope (207) and a self-locking hook (208), wherein the stabilizing shaft (205) penetrates through a bevel gear set (204) to be connected to the inner side of the shell (201), the line roller (206) is provided with two positions, the two line rollers (206) are respectively installed at the left side and the right side of the outer peripheral surface of the stabilizing shaft (205), the lifting rope (207) is wound on the outer sides of the two line rollers (206), the self-locking hook (208) is provided with two positions, the two self-locking hooks (208) are respectively and fixedly connected to the bottom end positions of the two lifting ropes (207), and the shell (201) is inserted into the inner position of the carrier (101) in the installation state.

5. A multi-rotor drone for taking water samples according to claim 1, characterised in that: supporting mechanism (3) are including landing leg (301), bolt (302) and shock absorber (303), landing leg (301) are L shape structural design, and the right-hand member of landing leg (301) has screwed up and has connect bolt (302), shock absorber (303) are installed in the bottom left side position of landing leg (301), and landing leg (301) are twisted through bolt (302) and are connect the lower part position at carrier (101) under the installation.

6. A multi-rotor drone for taking water samples according to claim 1, characterised in that: float mechanism (4) are including flotation pontoon (401), motor B (402) and thick liquid wheel (403), flotation pontoon (401) are cylindrical structural design, and the internally mounted of flotation pontoon (401) has motor B (402), and the front end of motor B (402) installs thick liquid wheel (403), and flotation pontoon (401) are connected with landing leg (301) through shock absorber (303) under the mounted state.

7. A multi-rotor drone for taking water samples according to claim 1, characterised in that: sampling mechanism (5) are including cask (501) and balancing weight (502), the internally mounted of cask (501) has the baffle, and the outer peripheral face left and right sides of cask (501) all installs solid fixed ring, balancing weight (502) are toper structural design, and balancing weight (502) twist and connect under cask (501) position.