CN118067459B - Sewage sampling device of altitude decentralized sewage treatment station - Google Patents
Sewage sampling device of altitude decentralized sewage treatment station Download PDFInfo
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- CN118067459B CN118067459B CN202410466846.8A CN202410466846A CN118067459B CN 118067459 B CN118067459 B CN 118067459B CN 202410466846 A CN202410466846 A CN 202410466846A CN 118067459 B CN118067459 B CN 118067459B
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- 238000005070 sampling Methods 0.000 title claims abstract description 95
- 239000010865 sewage Substances 0.000 title claims abstract description 70
- 230000000149 penetrating effect Effects 0.000 claims description 12
- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
- 239000003507 refrigerant Substances 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 5
- 239000002351 wastewater Substances 0.000 claims description 2
- 238000004065 wastewater treatment Methods 0.000 claims description 2
- 239000006185 dispersion Substances 0.000 claims 2
- 238000001514 detection method Methods 0.000 abstract description 4
- 230000002349 favourable effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U10/00—Type of UAV
- B64U10/10—Rotorcrafts
- B64U10/13—Flying platforms
- B64U10/14—Flying platforms with four distinct rotor axes, e.g. quadcopters
-
- 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
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U2101/00—UAVs specially adapted for particular uses or applications
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Pathology (AREA)
- Hydrology & Water Resources (AREA)
- Mechanical Engineering (AREA)
- Remote Sensing (AREA)
- Aviation & Aerospace Engineering (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The application provides a sewage sampling device of a plateau decentralized sewage treatment station, which belongs to the technical field of sampling devices and comprises: unmanned aerial vehicle, pipe and locate the sample thief of unmanned aerial vehicle below. The conduit is arranged above the sewage pool along the vertical direction. The sampler comprises a rotary drum rotationally arranged below the unmanned aerial vehicle, a plurality of cylindrical springs are arranged in the rotary drum along a circumferential array, through holes are formed in the positions, corresponding to the cylindrical springs, of a bottom plate of the rotary drum, the tops of the cylindrical springs are used for arranging sampling bottles, bottle caps of the sampling bottles face downwards, and the inside of the sampling bottles is in a vacuum state; the top of the rotary drum is provided with a cover plate, and the cover plate is provided with through holes corresponding to the bottom of the sampling bottle. The unmanned aerial vehicle is equipped with telescoping device, and the vertical below towards unmanned aerial vehicle of lower extreme of its telescopic link. The scheme can sample a plurality of sewage stations, can effectively prevent cross influence from happening between the samples, and is favorable for improving the accuracy of sample detection.
Description
Technical Field
The invention belongs to the technical field of sewage sampling devices, and particularly relates to a sewage sampling device of a plateau decentralized sewage treatment station.
Background
The main river basins in China, including the sources of Yangtze river, yellow river and Jiang Ling river are all located in the plateau areas, and in order to ensure the water quality safety of water sources, the sewage treatment stations are gradually popularized and built in the plateau areas at present. Because the plateau area has wide land margin, each sewage treatment station is scattered, and the later monitoring and sampling process is time-consuming; in addition, the air in the plateau is thin, and the difficulty is increased for manual sampling. With the continuous development of unmanned aerial vehicle technology, the sewage collection of a distributed sewage treatment station by using an unmanned aerial vehicle becomes an important research direction for solving the problems. How to introduce the sewage of each sewage treatment station into different sample containers that set up on unmanned aerial vehicle to avoid the sewage of different sewage treatment stations to influence each other, become unmanned aerial vehicle sampling and wait to solve the problem urgently.
Disclosure of Invention
In order to solve the defects in the prior art, the invention provides the sewage sampling device of the altitude decentralized sewage treatment station, which can sample a plurality of sewage stations, can effectively prevent cross influence among samples and is beneficial to improving the accuracy of sample detection.
In order to achieve the object of the invention, the following scheme is adopted:
a wastewater sampling device of a plateau decentralized wastewater treatment station, comprising: unmanned aerial vehicle, pipe and locate the sample thief of unmanned aerial vehicle below.
The conduit is arranged above the sewage pool along the vertical direction, the lower end of the conduit is positioned below the sewage liquid level, the upper end of the conduit is exposed, and the upper end of the conduit is of a sharp-top structure.
The sampler comprises a rotary drum which is rotationally arranged below the unmanned aerial vehicle, the rotational axis of the rotary drum is perpendicular to the bottom surface of the unmanned aerial vehicle, a plurality of cylindrical springs are arranged in the rotary drum along a circumferential array, through holes are formed in the bottom plate of the rotary drum, which corresponds to the inner rings of the cylindrical springs, the tops of the cylindrical springs are used for arranging sampling bottles, the bottle caps of the sampling bottles face downwards, the bottle caps are inserted into the cylindrical springs, the bottle caps of the sampling bottles are made of rubber, and the inside of the sampling bottles is in a vacuum state; the rotary drum top is equipped with the apron for compress tightly the sampling bottle, and the through-hole has all been seted up to the bottom that the apron corresponds the sampling bottle.
The unmanned aerial vehicle is equipped with telescoping device, and the lower extreme of its telescopic link is vertical towards unmanned aerial vehicle's below to when rotary drum rotated predetermined angle, the telescopic link was located the top of one of them through-hole.
The invention has the beneficial effects that: the unmanned aerial vehicle carries the sampler to gather a plurality of sewage stations in one time flight with the help of, and every sewage treatment station all is equipped with solitary pipe and is used for drawing sewage, and the sampler is provided with a plurality of mobilizable sampling bottles, carries out solitary sampling to different sewage treatment stations, can effectively prevent the mutual interference between the sample.
Drawings
The drawings described herein are for illustration of selected embodiments only and not all possible implementations, and are not intended to limit the scope of the invention.
Fig. 1 shows a schematic overall structure of the present application.
Fig. 2 shows a schematic view of a partial structure of the bottom of the drone and the sampler.
Figure 3 shows a cross-sectional view of the overall structure of the present application.
Fig. 4 shows a partial enlarged view at a in fig. 3.
Figure 5 shows a partial cross-sectional view of the application with the catheter in contact with the cap of the sampling bottle.
Figure 6 shows a partial cross-sectional view of the application as a catheter is inserted into a sampling bottle.
Fig. 7 shows a schematic view of the internal structure of the drum.
Fig. 8 shows an exploded view of the structure of the drum and the support plate.
The marks in the figure: the device comprises a conduit-1, a cone frustum-11, a floating ball-12, a rotary drum-2, a through hole-201, a cylindrical spring-21, a cover plate-22, a through hole-221, a notch-222, a rotating shaft-23, a clamping block-231, a discharge hole-232, a circular ring-24, a compression rod-25, a sampling bottle-3, a telescopic device-4, a telescopic rod-41, a supporting plate-5, a bracket-51, a connecting hole-52, a connecting pipe-6, a bolt-61, a compression spring-62, a sleeve-7, an inner conical surface-71, a push rod-72, a tension spring-73 and a compression container-8.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings, but the described embodiments of the present invention are some, but not all embodiments of the present invention.
As shown in fig. 1 to 4, 7 and 8, a sewage sampling device for a plateau decentralized sewage treatment station comprises: unmanned aerial vehicle, pipe 1 and locate the sampler of unmanned aerial vehicle below.
The conduit 1 is arranged above the sewage pool along the vertical direction, the lower end of the conduit 1 is positioned below the sewage liquid level, and when the sewage pool is specifically installed, the lower end of the conduit 1 can be inserted into the bottom of the sewage pool or the lower end of the conduit 1 is separated from the bottom of the sewage pool by a certain distance, the upper end of the conduit 1 is exposed, and the upper end of the conduit 1 is of a sharp-tipped structure.
The sampler comprises a rotary drum 2 rotationally arranged below the unmanned aerial vehicle, the rotational axis of the rotary drum 2 is perpendicular to the bottom surface of the unmanned aerial vehicle, a plurality of cylindrical springs 21 are arranged in the rotary drum 2 along a circumferential array, through holes 201 are formed in the bottom plate of the rotary drum 2 corresponding to the inner rings of the cylindrical springs 21, sampling bottles 3 are arranged at the tops of the cylindrical springs 21, the bottle caps of the sampling bottles 3 face downwards, the bottle caps are inserted into the cylindrical springs 21, the bottle caps of the sampling bottles 3 are made of rubber so as to puncture the bottle caps by using the pointed tips of the guide tubes 1, after the guide tubes 1 are pulled out, the jacks of the guide tubes 1 are automatically closed by using the elastic characteristics of the rubber, sewage is prevented from leaking, the inside of the sampling bottles 3 is in a vacuum state, and after the top ends of the guide tubes 1 are inserted into the sampling bottles 3, the sewage can be sucked into the sampling bottles 3 by using negative pressure in the sampling bottles 3; the top of the drum 2 is provided with a cover plate 22 for pressing the sampling bottle 3, and the bottom of the cover plate 22 corresponding to the sampling bottle 3 is provided with through holes 221, and since the sampling bottle 3 needs to be pressed by the cover plate 22, it can be understood that the inner diameter of the through holes 221 is smaller than the diameter of the sampling bottle 3, and therefore when the sampling bottle 3 is pressed by the cover plate 22, the bottom of the sampling bottle 3 seals the through holes 221.
The inside or the bottom surface of the unmanned aerial vehicle is provided with a telescopic device 4, the lower end of the telescopic rod 41 of which is vertically oriented to the lower side of the unmanned aerial vehicle, and when the drum 2 rotates by a predetermined angle, the telescopic rod 41 is positioned above one of the through holes 221.
During sampling, the unmanned aerial vehicle flies to a sewage treatment station; the drum 2 is rotated so that the through-hole 221 is aligned with the telescopic rod 41, and since the through-hole 221 is located above the bottom of the sampling bottle 3 and the cap of the sampling bottle 3 is inserted into the cylindrical spring 21, the through-hole 201 is aligned with the inner circumference of the cylindrical spring 21, and thus the through-hole 201 is aligned with the through-hole 221. The through-hole 201 is aligned with the catheter 1, and then the unmanned aerial vehicle is lowered, the catheter 1 is passed through the through-hole 201, and the tip of the catheter 1 is abutted against the cap of the sampling bottle 3, and then the unmanned aerial vehicle is hovered. The descending resistance of the unmanned aerial vehicle can be used for judging whether the tip of the guide pipe 1 is abutted against the bottle cap of the sampling bottle 3, and when the descending resistance of the unmanned aerial vehicle is increased or the unmanned aerial vehicle can not continuously descend, the tip of the guide pipe 1 is abutted against the bottle cap of the sampling bottle 3. Then the unmanned aerial vehicle keeps downward pressure, the telescopic device 4 is started, the telescopic rod 41 extends downwards, the lower end of the telescopic rod 41 penetrates through the through hole 221, then the sampling bottle 3 is pushed downwards through the telescopic rod 41, the sampling bottle 3 is forced to move downwards, the bottle cap of the sampling bottle 3 is punctured by the tip of the catheter 1, and after the top end of the catheter 1 is inserted into the sampling bottle 3, sewage can be sucked into the sampling bottle 3 by utilizing negative pressure in the sampling bottle 3. The unmanned aerial vehicle keeps downward pressure in earlier stage, and aim at provides decurrent holding power to telescoping device 4, and set up telescoping device 4 control sampling bottle 3 decline, and not utilize unmanned aerial vehicle directly to drive sampling bottle 3 downwards, because telescoping device 4's control is more accurate, can effectively prevent that pressure is too big and damage pipe 1. After one of the sampling bottles 3 finishes sewage collection, the telescopic device 4 retracts the telescopic rod 41 upwards, the cylindrical spring 21 automatically jack up the sampling bottle 3 upwards, the guide tube 1 is automatically separated from the bottle cap in the process, then the rotary drum 2 rotates for a preset angle to align the other through hole 221 with the telescopic rod 41, the sewage collection is carried out on the next sewage treatment station by adopting the same method, the rotary drum 2 is driven by a motor, and the motor is arranged in or at the bottom of the unmanned aerial vehicle; the mode effectively separates the sewage collected by each sewage treatment station, and each sewage treatment station is independently provided with the guide pipe 1, so that cross influence is avoided, and the accuracy of the detection result is improved. The sampling bottle 3 utilizes the negative pressure to absorb sewage, has effectively simplified sampling structure, has reduced unmanned aerial vehicle's load demand.
As the preferable mounting structure, as shown in FIG. 1, the conduit 1 is arranged in the exhaust pipe of the sewage tank in a penetrating manner, the upper end of the conduit 1 protrudes out of the top of the exhaust pipe, the exhaust pipe of the sewage tank is usually used for discharging waste gas such as methane in the sewage tank, explosion of the sewage tank is prevented, the exhaust pipe is usually higher than a building or the ground by a preset height, and the conduit 1 is arranged in the exhaust pipe in a penetrating manner, so that the unmanned aerial vehicle can find the conduit 1 conveniently, the sampler can be connected conveniently, and the exhaust pipe also has a good protection effect on the conduit 1.
As the preferable scheme, set up the extension pipe with vertical state in unmanned aerial vehicle below, the bottom of extension pipe sets up temperature sensor and pH value and detects the sensor, and when pipe 1 inserted sampling bottle 3, temperature sensor and pH value detected the sensor and submerge in sewage to the on-the-spot monitoring temperature and pH value of implementing of being convenient for. A suitable evaluation criterion limit can be selected by the measured water temperature.
Preferably, as shown in fig. 7 and 8, the top of the rotary drum 2 is coaxially provided with a rotary shaft 23, the side wall of the rotary shaft 23 is provided with a clamping block 231, the rotary shaft 23 coaxially penetrates through the cover plate 22, the wall of the cover plate 22, which is used for penetrating through the rotary shaft 23, is provided with a notch 222, when the clamping block 231 is aligned with the notch 222, the cover plate 22 moves along the axis of the rotary shaft 23, when the cover plate 22 compresses the sampling bottle 3, the cover plate 22 is positioned below the clamping block 231, and the notch 222 and the clamping block 231 are staggered along the circumference. As shown in fig. 3, the upper end of the rotating shaft 23 is arranged at the bottom of the unmanned aerial vehicle in a penetrating manner, and a motor is arranged inside the unmanned aerial vehicle and used for driving the rotating shaft 23 to rotate so as to drive the rotary drum 2 to rotate.
Preferably, as shown in fig. 2,5, 6 and 8, the sampler further comprises a support plate 5 parallel to the lower part of the unmanned aerial vehicle, and connected to the bottom of the unmanned aerial vehicle through at least two brackets 51, the rotary drum 2 rotates above the support plate 5, so as to improve the stability of the rotary drum 2 during rotation, and prevent the rotary drum 2 from deflecting when the telescopic rod 41 pushes the sampling bottle 3 downwards, the support plate 5 is provided with a connecting hole 52 corresponding to the position below the telescopic rod 41, and during sampling, the connecting hole 52 is aligned with the catheter 1, so that the catheter 1 is more conveniently inserted into the connecting hole 52, and the lower end of the connecting hole 52 is provided with a conical hole structure so as to enlarge the area of the lower end of the connecting hole 52.
Preferably, as shown in fig. 2 to 6, the bottom of the supporting plate 5 is provided with a connecting pipe 6 coaxial with the connecting hole 52, at least one latch 61 is penetrated on the side wall of the connecting pipe 6, the front end of the latch 61 faces the axis of the connecting pipe 6, a compression spring 62 is arranged between the rear end of the latch 61 and the outer wall of the connecting pipe 6, and when the compression spring 62 is in a natural state, the front end of the latch 61 is hidden in the side wall of the connecting pipe 6.
The outer part of the connecting pipe 6 is sleeved with a sleeve 7, the inner wall of the lower end of the sleeve 7 is provided with an inner conical surface 71, the top of the sleeve 7 is provided with a push rod 72, the push rod 72 vertically penetrates through the supporting plate 5, and the sleeve 7 is connected with the supporting plate 5 through a tension spring 73; when the tension spring 73 is in a natural state, the top surface of the ejector rod 72 is lower than the top surface of the supporting plate 5 to avoid affecting the rotation of the rotary drum 2 on the supporting plate 5, and the rear end surface of the plug pin 61 is in contact with the inner conical surface 71, so that the plug pin 61 is conveniently pushed forward, and the plug pin 61 is limited to move to the rear end by the inner conical surface 71 to prevent the plug pin 61 from falling off from the side wall of the connecting pipe 6; when the rear end surface of the plug 61 is in contact with the inner wall of the sleeve 7, the front end of the plug 61 is inserted into the connection pipe 6.
The top of cylinder spring 21 is equipped with ring 24, and in the ring 24 was inserted to the bottle lid of sampling bottle 3, can effectively improve the supporting stability to sampling bottle 3, the lateral wall of ring 24 was equipped with vertical down and with ejector pin 72 aligned depression bar 25, the bottom plate of rotary drum 2 was worn to locate to the lower extreme of depression bar 25, when cylinder spring 21 natural state, the lower terminal surface of depression bar 25 was higher than the bottom surface of rotary drum 2 to avoid influencing rotary drum 2 and rotate in backup pad 5.
The outer wall of the upper section of the catheter 1 is provided with a truncated cone 11, and the truncated cone is upwards; when both the cylindrical spring 21 and the tension spring 73 are in a natural state and the bottom surface of the truncated cone 11 is located above the latch 61, a predetermined distance is provided between the tip of the guide tube 1 and the cap of the sampling bottle 3 to prevent the cap from pushing the guide tube 1 downward before the front end of the latch 61 is inserted under the truncated cone 11.
In sampling, the connecting tube 6 is first aligned with the catheter 1, then the unmanned aerial vehicle is moved downward, the catheter 1 is inserted into the connecting tube 6, and the tip of the catheter 1 is brought into contact with the cap of the sampling bottle 3, as shown in fig. 5, and the bottom surface of the truncated cone 11 is located above the latch 61. The telescopic device 4 is started, the telescopic rod 41 is utilized to push the sampling bottle 3 to move downwards, as shown in fig. 6, the pressing rod 25 pushes the ejector rod 72 to move downwards, so that the sleeve 7 moves downwards relative to the connecting pipe 6; in this process, the cylindrical spring 21 will be compressed, the extension spring 73 will be extended, the inner conical surface 71 will also move downward with respect to the plug 61, and then the plug 61 is pushed by the inner conical surface 71 to move toward the inside of the connection pipe 6, so that the plug 61 is inserted under the truncated cone 11. When the sampling bottle 3 continues to descend, the guide pipe 1 is limited by the plug 61 to the truncated cone 11, so that the guide pipe 1 is fixed relative to the unmanned aerial vehicle, the guide pipe 1 and the unmanned aerial vehicle form an integral structure, and only the sampling bottle 3 continues to press down until the guide pipe 1 passes through the bottle cap. This structure can effectively prevent the catheter 1 from moving downward with respect to the ground under the pressure of the sampling bottle 3, thereby ensuring the stability of the mounting structure of the catheter 1 and durability in use. After sampling is completed, the cylindrical spring 21 will drive the sampling bottle 3 to move upwards, the extension spring 73 will drive the sleeve 7 to rise, and when the rear end of the latch 61 comes into contact with the inner conical surface 71 again, the latch 61 will move away from under the conical surface 11, so as to separate the catheter 1 from the sampling bottle 3.
Further preferably, as shown in fig. 1, 5 and 6, the outer part of the lower end of the conduit 1 is provided with a floating ball 12, the port of the lower end of the conduit 1 is positioned below the floating ball 12, the conduit 1 is arranged on the sewage pool in a penetrating manner along the vertical direction, specifically, the conduit 1 can be arranged on the top cover of the sewage pool in a penetrating manner, or the conduit 1 is arranged on the exhaust pipe of the sewage pool in a penetrating manner, as long as the conduit 1 is in a vertical state, the lower end of the conduit 1 can automatically move along the vertical direction along with the height change of the sewage liquid level, so that the conduit 1 can adapt to sewage with different depths; because the floating ball 12 is arranged on the outer wall of the conduit 1, and the mounting hole of the sewage pool for penetrating the conduit 1 is required to ensure that the conduit 1 is always in a vertical state, the mounting hole is in clearance fit with the conduit 1 and can slide relatively, the inner diameter of the mounting hole is required to be smaller than the outer diameter of the floating ball 12, when the conduit 1 is pulled out of the sampling bottle 3, the floating ball 12 is blocked below the mounting hole of the sewage pool, the conduit 1 and the sampling bottle 3 can be separated only by directly moving the unmanned aerial vehicle upwards, and after separation, the conduit 1 automatically falls under the action of gravity; the precondition for this solution is that the catheter 1 forms an integral structure with the unmanned aerial vehicle during the sampling process by means of the pins 61.
Preferably, the inside of the rotary drum 2 is filled with a refrigerant for preserving the sample at a low temperature, so as to improve the detection accuracy.
More specifically, as shown in fig. 3, the interior of the unmanned aerial vehicle is provided with a compression container 8, the interior of which is pre-compressed and filled with a refrigerant, such as liquid nitrogen, which is injected into the interior of the drum 2 through a pipe.
As a further preferable structure, as shown in fig. 3, 4 and 8, a refrigerant transfer pipe communicates with the rotating shaft 23 of the drum 2, and a discharge hole 232 is formed in a side wall of the rotating shaft 23 for injecting the refrigerant into the drum 2; although the cover plate 22 is provided with the through hole 221, the through hole 221 is covered by the bottle bottom of the sampling bottle 3, and the through hole 221 above the sampling bottle 3 which is being sampled is temporarily opened only during sampling, so that the discharge speed of the refrigerant can be effectively reduced by the sampling bottle 3; the through hole 201 at the bottom of the drum 2 is also covered by the supporting plate 5, and only the through hole 201 below the telescopic rod 41 can discharge the refrigerant, so that the drum 2 can be kept in a low-temperature state for a certain time by means of the refrigerant continuously output from the compression container 8.
The foregoing description of the preferred embodiments of the invention is merely exemplary and is not intended to be exhaustive or limiting of the invention. It will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention.
Claims (5)
1. A wastewater sampling device of a plateau decentralized wastewater treatment station, comprising: the unmanned aerial vehicle, the catheter (1) and the sampler arranged below the unmanned aerial vehicle are characterized in that;
The guide pipe (1) is arranged above the sewage pool along the vertical direction, the lower end of the guide pipe (1) is positioned below the sewage liquid level, the upper end of the guide pipe (1) is exposed, and the upper end of the guide pipe (1) is of a sharp-top structure;
the sampler comprises a rotary drum (2) which is rotationally arranged below the unmanned aerial vehicle, the rotational axis of the rotary drum is perpendicular to the bottom surface of the unmanned aerial vehicle, a plurality of cylindrical springs (21) are arranged in the rotary drum (2) along a circumferential array, through holes (201) are formed in the bottom plate of the rotary drum (2) corresponding to the inner rings of the cylindrical springs (21), the top of the cylindrical springs (21) is used for arranging sampling bottles (3), the bottle caps of the sampling bottles (3) face downwards, the bottle caps are inserted into the cylindrical springs (21), the bottle caps of the sampling bottles (3) are made of rubber, and the inside of the sampling bottles (3) is in a vacuum state; the top of the rotary drum (2) is provided with a cover plate (22) for compacting the sampling bottle (3), and through holes (221) are formed in the cover plate (22) corresponding to the bottom of the sampling bottle (3);
The unmanned aerial vehicle is provided with a telescopic device (4), the lower end of a telescopic rod (41) of the telescopic device faces to the lower side of the unmanned aerial vehicle vertically, and when the rotary drum (2) rotates by a preset angle, the telescopic rod (41) is positioned above one of the through holes (221); the sampler further comprises a supporting plate (5) which is arranged below the unmanned aerial vehicle in parallel, the rotary drum (2) is rotationally arranged above the supporting plate (5), a connecting hole (52) is formed in the position, corresponding to the lower part of the telescopic rod (41), of the supporting plate (5), a connecting pipe (6) which is coaxial with the connecting hole (52) is arranged at the bottom of the supporting plate (5), at least one bolt (61) is arranged on the side wall of the connecting pipe (6) in a penetrating mode, the front end of the bolt (61) faces the axis of the connecting pipe (6), a compression spring (62) is arranged between the rear end of the bolt (61) and the outer wall of the connecting pipe (6), and when the compression spring (62) is in a natural state, the front end of the bolt (61) is hidden in the side wall of the connecting pipe (6);
The outside of the connecting pipe (6) is sleeved with a sleeve (7), the inner wall of the lower end of the sleeve (7) is provided with an inner conical surface (71), the top of the sleeve (7) is provided with a push rod (72), the push rod (72) vertically penetrates through the supporting plate (5), and the sleeve (7) is connected with the supporting plate (5) through a tension spring (73); when the tension spring (73) is in a natural state, the top surface of the ejector rod (72) is lower than the top surface of the supporting plate (5), and the rear end surface of the plug pin (61) is contacted with the inner conical surface (71); when the rear end surface of the bolt (61) is in contact with the inner wall of the sleeve (7), the front end of the bolt (61) is inserted into the connecting pipe (6);
The top of the cylindrical spring (21) is provided with a circular ring (24), a bottle cap of the sampling bottle (3) is inserted into the circular ring (24), the side wall of the circular ring (24) is provided with a pressing rod (25) which is vertically downward and aligned with the ejector rod (72), the lower end of the pressing rod (25) penetrates through the bottom plate of the rotary drum (2), and when the cylindrical spring (21) is in a natural state, the lower end surface of the pressing rod (25) is higher than the bottom surface of the rotary drum (2);
The outer wall of the upper section of the conduit (1) is provided with a cone frustum (11), and the cone top of the cone frustum is upwards; when the cylindrical spring (21) and the extension spring (73) are in a natural state, and the bottom surface of the truncated cone (11) is positioned above the plug pin (61), a preset distance is reserved between the tip of the guide tube (1) and the bottle cap of the sampling bottle (3).
2. The sewage sampling device of the plateau distributed sewage treatment station according to claim 1, wherein the guide pipe (1) is arranged in the exhaust pipe of the sewage pool in a penetrating way, and the upper end of the guide pipe (1) protrudes out of the top of the exhaust pipe.
3. The device for sampling sewage in a plateau dispersion type sewage treatment station according to claim 1, wherein a rotating shaft (23) is coaxially arranged on a bottom plate of the rotating drum (2), the rotating shaft (23) is used for driving the rotating drum (2) to rotate, a clamping block (231) is arranged on the side wall of the rotating shaft (23), the rotating shaft (23) coaxially penetrates through the cover plate (22), a notch (222) is formed in a hole wall of the cover plate (22) for penetrating through the rotating shaft (23), when the clamping block (231) is aligned with the notch (222), the cover plate (22) moves along the axis of the rotating shaft (23), when the cover plate (22) compresses the sampling bottle (3), the cover plate (22) is positioned below the clamping block (231), and the notch (222) is staggered with the clamping block (231) along the circumference.
4. The device for sampling sewage in the plateau distributed sewage treatment station according to claim 1, wherein the floating ball (12) is arranged outside the lower end of the conduit (1), the port of the lower end of the conduit (1) is positioned below the floating ball (12), and the conduit (1) is arranged on the sewage pool in a penetrating manner along the vertical direction.
5. The device for sampling sewage from a plateau dispersion type sewage treatment station according to claim 1, wherein the inside of the drum (2) is filled with a refrigerant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410466846.8A CN118067459B (en) | 2024-04-18 | 2024-04-18 | Sewage sampling device of altitude decentralized sewage treatment station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410466846.8A CN118067459B (en) | 2024-04-18 | 2024-04-18 | Sewage sampling device of altitude decentralized sewage treatment station |
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| Publication Number | Publication Date |
|---|---|
| CN118067459A CN118067459A (en) | 2024-05-24 |
| CN118067459B true CN118067459B (en) | 2024-06-25 |
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| CN202410466846.8A Active CN118067459B (en) | 2024-04-18 | 2024-04-18 | Sewage sampling device of altitude decentralized sewage treatment station |
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| US9791353B2 (en) * | 2008-08-29 | 2017-10-17 | Research International, Inc. | Concentrator |
| CN206192701U (en) * | 2016-09-30 | 2017-05-24 | 东莞华创环保检测技术有限公司 | Unmanned aerial vehicle sampling device |
| CN207649951U (en) * | 2017-09-29 | 2018-07-24 | 北京东方园林环境股份有限公司 | A kind of unmanned plane device sampled automatically for water quality |
| CN207248574U (en) * | 2017-09-29 | 2018-04-17 | 北京东方园林环境股份有限公司 | A kind of Full-automatic water quality sampling apparatus |
| WO2022036717A1 (en) * | 2020-08-21 | 2022-02-24 | 南京溧水高新创业投资管理有限公司 | Apparatus for sampling waterbody of water area |
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| CN219914999U (en) * | 2023-05-22 | 2023-10-27 | 内蒙古英格苏生物科技有限公司 | Sampling device for detector |
| CN220263010U (en) * | 2023-08-02 | 2023-12-29 | 合肥云水溪智能科技有限公司 | Prevent deposiing quality of water sampling ship |
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