CN111624040A - Water quality sampling device based on environmental monitoring is with deep water - Google Patents
Water quality sampling device based on environmental monitoring is with deep water Download PDFInfo
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- CN111624040A CN111624040A CN202010516547.2A CN202010516547A CN111624040A CN 111624040 A CN111624040 A CN 111624040A CN 202010516547 A CN202010516547 A CN 202010516547A CN 111624040 A CN111624040 A CN 111624040A
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- sampling
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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
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C11/00—Equipment for dwelling or working underwater; Means for searching for underwater objects
- B63C11/52—Tools specially adapted for working underwater, not otherwise provided for
Abstract
The invention relates to the technical field of environmental monitoring, and particularly discloses a deep water based water quality sampling device for environmental monitoring, which comprises a machine cabin, a transverse driving mechanism, a longitudinal driving mechanism, a floating mechanism and a sampling mechanism, wherein a maintenance door is arranged on the outer surface of the machine cabin, the maintenance door is hermetically connected with the machine cabin, a lithium battery is arranged in the machine cabin and below a main motor, a microprocessor and a remote wireless module are arranged on one side of the lithium battery in parallel, a receiving chip and a transmitting chip are arranged on the inner side wall of the machine cabin in parallel, and a water depth instrument is arranged at the bottom end in the machine cabin. According to the invention, the sampling mechanism, the floating mechanism and the driving mechanism are designed in an integrated manner, so that the sampling device is small in size, reasonable in overall distribution, and capable of being operated remotely and intelligently, the sampling is more convenient, the sampling is convenient, the sampling of water at different underwater depths is facilitated by matching with the action of a water depth instrument, and the efficiency of sampling the water quality in deep water is further improved.
Description
Technical Field
The invention relates to the technical field of environmental monitoring, in particular to a deep water quality sampling device for environmental monitoring.
Background
The environmental monitoring is to monitor and measure the index reflecting the environmental quality to determine the environmental pollution condition and the environmental quality. The content of the environment monitoring mainly comprises the monitoring of physical indexes, the monitoring of chemical indexes and the monitoring of an ecological system; in recent years, with the rapid development of economy, domestic water areas are polluted to different degrees, the pollution threatens the safety of environment and ecology and affects the development of cities and the health of people, so that the monitoring of the water areas and surface water is widely concerned, based on the urgent need of human development for water resources, water quality detection needs to be carried out on the water areas and the surface water, representative indexes are screened, a water resource safety evaluation index system is constructed according to the connotation of water resource safety, the whole water resource safety condition of the detected water areas is quantitatively and dynamically researched, the basic condition of a water resource system can be integrally reflected, and therefore sampling detection of different depths can be regularly carried out on the water areas and the surface water.
However, the existing water quality detecting ship with the deep water sampling function adopts complex equipment for deep water sampling, is not flexible and attractive, and is generally formed by connecting sampling containers with ropes with length display functions. Therefore, the technical personnel in the field provide a water quality sampling device based on deep water for environmental monitoring to solve the problems in the background technology.
Disclosure of Invention
The invention aims to provide a deep water quality sampling device for environment monitoring, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a deepwater water quality sampling device based on environmental monitoring comprises a machine cabin, a transverse driving mechanism, a longitudinal driving mechanism, a floating mechanism and a sampling mechanism, wherein the transverse driving mechanism is arranged on the machine cabin;
the transverse driving mechanism comprises two transverse propellers arranged on the outer side surface of the cabin correspondingly, the driving mechanism comprises two longitudinal propellers arranged on the outer side surface of the cabin and distributed in a rectangular shape with the two transverse propellers, and protective rings are arranged on the outer side surfaces of the transverse propellers and the longitudinal propellers;
the floating mechanism comprises a fixed disc arranged at the upper end of the machine cabin, a central rotating rod is arranged in the middle of the upper end of the fixed disc, a bearing is connected to the lower end of the central rotating rod, a plurality of lower supports are distributed on the outer side of the bearing at equal intervals, a lower fixed rod is arranged between every two lower supports, a supporting rod is connected to the outer surface of each lower fixed rod, a floating plate is connected to the outer side of the upper end of each supporting rod, and a main motor is arranged at the upper end of the interior of the machine cabin, corresponding to the central rotating rod;
the sampling mechanism comprises a sampling bin arranged at the lower end of the machine bin, a plurality of sampling ports are distributed on the outer surface of the lower end of the sampling bin at equal intervals, and a deep water probe is arranged on the lower surface of the sampling bin.
As a further scheme of the invention: the surface in machine storehouse is provided with the maintenance door, maintenance door and machine storehouse sealing connection, and the inside below that is located main motor in machine storehouse is provided with the lithium cell, one side of lithium cell is provided with microprocessor and long-range wireless module side by side, the inside wall in machine storehouse is provided with receiving chip and transmitting chip side by side, the inside bottom in machine storehouse is provided with the depth of water appearance.
As a still further scheme of the invention: every the inboard that one end of horizontal screw and vertical screw is located the guard circle all is provided with driving motor, and driving motor's output is connected with the one end of horizontal screw and vertical screw respectively, driving motor's the outside is provided with the installing support, and driving motor and guard circle pass through the installing support and fix mutually, horizontal screw and vertical screw respectively and guard circle between have the clearance.
As a still further scheme of the invention: the outer surface of the central rotating rod is sleeved with a movable sleeve, a plurality of upper supports are distributed on the outer surface of the movable sleeve at equal intervals, an upper fixing rod is arranged between every two upper supports, the outer surface of each upper fixing rod is connected with a connecting rod, and the top end of the central rotating rod is provided with a limiting seat.
As a still further scheme of the invention: the one end and the last dead lever of connecting rod rotate to be connected, and the other end of connecting rod is connected with the upper end inboard of bracing piece, the junction of connecting rod and bracing piece is provided with the pivot, the lower extreme and the dead lever down of bracing piece rotate to be connected, and the upper end of bracing piece is connected with the traveling sleeve through the connecting rod.
As a still further scheme of the invention: the outer surface of main motor and movable sleeve's internal surface all are provided with the screw thread, and main motor and movable sleeve threaded connection, the lower extreme of main motor runs through the output that fixed disk and machine storehouse and main motor and is connected, the kickboard is an arc structure, and the kickboard is the plastics material.
As a still further scheme of the invention: the sampling mechanism is characterized by further comprising a center column located at the center inside the sampling bin, a locating ring is arranged on the outer side, located at the center column, of the sampling bin, a plurality of electric push rods are distributed on the outer surface of the center column at equal intervals, one end of each electric push rod is connected with a drawing rod, one end of each drawing rod is connected with a piston, and one end, located at a sampling port, of the outer surface of each piston is connected with a sampling pipe.
As a still further scheme of the invention: electric putter's one end is fixed mutually with the pole of taking out, and electric putter's the other end is fixed mutually with the center post, the one end of sampling pipe is run through the position circle and is fixed rather than mutually, and the other end of sampling pipe and the one end through connection of sample connection, the piston is the rubber material, and the external diameter of piston and the internal diameter looks adaptation of sampling pipe, the other end of sample connection is provided with the filter screen.
Compared with the prior art, the invention has the beneficial effects that: according to the deepwater water quality sampling device for environment monitoring, designed by the invention, in actual operation, through the design of the stretchable floating mechanism, the buoyancy of the sampling device floating on the water surface can be increased, the sampling device is more stable to move on the water surface by matching with the action of the transverse driving mechanism, meanwhile, after the floating mechanism is contracted, the sampling device can be conveniently used for reducing the resistance of the sampling device when the sampling mechanism goes deep into the water by matching with the action of the longitudinal mechanism, in addition, the sampling mechanism, the floating mechanism and the driving mechanism are integrally designed, so that the sampling device is small in size, reasonable in integral distribution, and convenient to remotely and intelligently operate, the sampling is more convenient, the sampling device is used for conveniently sampling water at different underwater depths by matching with the action of a depth meter, and the efficiency of sampling the deepwater quality.
Drawings
FIG. 1 is a schematic structural diagram of a deep water quality sampling device for environmental monitoring;
FIG. 2 is a schematic structural diagram of a floating mechanism in a deep water sampling device for environmental monitoring;
FIG. 3 is a schematic view of an internal structure of a machine cabin in a deep water sampling device for environmental monitoring;
FIG. 4 is a schematic diagram of the internal structure of a sampling bin in the deep water quality sampling device for environmental monitoring;
fig. 5 is an enlarged schematic view of a part a of a deep water quality sampling apparatus for environmental monitoring.
In the figure: 1. a machine cabin; 2. sampling a bin; 3. a transverse propeller; 4. a longitudinal propeller; 5. a sampling port; 6. fixing the disc; 7. a support bar; 8. a floating plate; 9. a central rotating rod; 10. a bearing; 11. a lower support; 12. repairing the door; 13. a guard ring; 14. moving the sleeve; 15. a connecting rod; 16. an upper support; 17. an upper fixing rod; 18. a limiting seat; 19. a main motor; 20. a lithium battery; 21. a microprocessor; 22. a receiving chip; 23. a transmitting chip; 24. a remote wireless module; 25. a bathymetry; 26. a deepwater probe; 27. positioning rings; 28. a central column; 29. an electric push rod; 30. a sampling tube; 31. a piston; 32. drawing a rod; 33. and a lower fixing rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 5, in the embodiment of the invention, a deep water quality sampling device for environmental monitoring comprises a machine cabin 1, a transverse driving mechanism, a longitudinal driving mechanism, a floating mechanism and a sampling mechanism, wherein the transverse driving mechanism is connected with the longitudinal driving mechanism;
the transverse driving mechanism comprises two transverse propellers 3 which are correspondingly arranged on the outer side surface of the cabin 1, the driving mechanism comprises two longitudinal propellers 4 which are arranged on the outer side surface of the cabin 1 and are in rectangular distribution with the two transverse propellers 3, and protective rings 13 are arranged on the outer side surfaces of the transverse propellers 3 and the longitudinal propellers 4;
furthermore, one end of each of the transverse propellers 3 and the longitudinal propeller 4 is located at the inner side of the protective ring 13 and is provided with a driving motor, the driving motor can adopt a small waterproof servo motor to realize forward and reverse rotation, the output end of the driving motor is respectively connected with one end of each of the transverse propellers 3 and the longitudinal propeller 4, the outer side of the driving motor is provided with a mounting bracket, the driving motor and the protective ring 13 are fixed through the mounting bracket, gaps exist between the transverse propellers 3 and the longitudinal propeller 4 and the protective ring 13 respectively, it needs to be explained that the sampling device is wirelessly connected with an external remote controller through a remote wireless module 24, a lithium battery 20, a microprocessor 21, a receiving chip 22 and a transmitting chip 23 are also arranged in the external remote controller, when the sampling device needs to move in a water area, the driving motor on the transverse driving mechanism is started, and then the remote controller sends an instruction, the signal is transmitted to the sampling device through the transmitting chip 23 in the sampling device, the signal is received by the receiving chip 22 in the cabin 1 of the sampling device and is transmitted to the microprocessor 21, the driving motor at the lower end of the transverse propeller 3 is controlled by the microprocessor 21 to work, and then the driving motor can drive the transverse propeller 3 to rotate, so that the sampling device is driven to transversely move on water, otherwise, when the sampling device needs to go deep into water, the longitudinal driving mechanism can be started to work, and the sampling device is driven to go deep into the water.
The floating mechanism comprises a fixed disc 6 arranged at the upper end of the machine cabin 1, a central rotating rod 9 is arranged in the middle of the upper end of the fixed disc 6, a bearing 10 is connected to the lower end of the central rotating rod 9, which is positioned in the middle of the fixed disc 6, a plurality of lower supports 11 are equidistantly distributed on the outer side of the bearing 10, a lower fixed rod 33 is arranged between every two lower supports 11, the outer surface of each lower fixed rod 33 is connected with a support rod 7, the outer side of the upper end of each support rod 7 is connected with a floating plate 8, and a main motor 19 is arranged at the upper end inside;
further, a movable sleeve 14 is sleeved on the outer surface of the central rotating rod 9, a plurality of upper supporting seats 16 are distributed on the outer surface of the movable sleeve 14 at equal intervals, an upper fixing rod 17 is arranged between every two upper supporting seats 16, a connecting rod 15 is connected to the outer surface of the upper fixing rod 17, a limiting seat 18 is arranged at the top end of the central rotating rod 9, one end of the connecting rod 15 is rotatably connected with the upper fixing rod 17, the other end of the connecting rod 15 is connected with the inner side of the upper end of the supporting rod 7, a rotating shaft is arranged at the joint of the connecting rod 15 and the supporting rod 7, the lower end of the supporting rod 7 is rotatably connected with a lower fixing rod 33, the upper end of the supporting rod 7 is connected with the movable sleeve 14 through the connecting rod 15, threads are arranged on the outer surface of the main motor 19 and the inner surface of the movable sleeve 14, the main motor 19 is, the floating plate 8 is of an arc-shaped structure, and the floating plate 8 is made of plastic;
the floating mechanism is operated as follows, when the sampling mechanism needs to go deep into different depths under water, a control signal is transmitted through a remote controller, a microprocessor 21 in the machine bin 1 controls a main motor 19 to work, the main motor 19 drives a central rotating rod 9 to rotate, and then when the central rotating rod 9 rotates, the movable sleeve 14 can make straight upward motion on the surface of the movable sleeve, meanwhile, when the movable sleeve 14 moves upwards along the central rotating rod 9, the connecting rod 15 can drive the supporting rod 7 to draw close and contract towards the outer side of the central rotating rod 9, so that the supporting rod 7 which originally extends (is in a horizontal state) contracts (is in a vertical state), and then the supporting rod 7 can drive the floating plate 8 to contract, so that the floating plate 8 is contracted to be perpendicular to the outer side of the central rotating rod 9 from a state of horizontally floating on the water surface, after the contraction is completed, the longitudinal driving mechanism can be controlled to work, and the, therefore, the sampling device is moved to different depths under water, otherwise, if the sampling device does not need to go deep into different depths under water, the main motor 19 is controlled to be reversed, the movable sleeve 14 moves downwards along the central rotating rod 9, the connecting rod 15 drives the supporting rod 7 to extend, the floating plate 8 floats on the water surface, the principle of the sampling device is consistent with that of opening and closing an umbrella, and the operation is simple and convenient.
The sampling mechanism comprises a sampling bin 2 arranged at the lower end of a machine bin 1, a plurality of sampling ports 5 are distributed on the outer surface of the lower end of the sampling bin 2 at equal intervals, a deep water probe 26 is arranged on the lower surface of the sampling bin 2, a central column 28 is arranged at the center of the inner part of the sampling bin 2 through the deep water probe 26, a positioning ring 27 is arranged on the outer side of the central column 28 in the sampling bin 2, a plurality of electric push rods 29 (the model adopts an ANT series) are distributed on the outer surface of the central column 28 at equal intervals, each electric push rod 29 corresponds to an instruction key (a key on a remote controller), for example, the No. 1 electric push rod 29 aims at the No. 1 sampling tube 30 and the No. 2 electric push rod 29 aims at the No. 2 sampling tube 30 … … N sampling tube 30, one end of each electric push rod 29 is connected with a drawing rod 32, one end of the drawing rod 32 is connected with a, one end of an electric push rod 29 is fixed with a drawing rod 32, the other end of the electric push rod 29 is fixed with a central column 28, one end of a sampling pipe 30 penetrates through and is fixed with a positioning ring 27, the other end of the sampling pipe 30 is communicated and connected with one end of a sampling port 5, a piston 31 is made of rubber, the outer diameter of the piston 31 is matched with the inner diameter of the sampling pipe 30, and the other end of the sampling port 5 is provided with a filter screen;
when sampling water quality at different underwater depths, the floating mechanism is matched with the longitudinal driving mechanism to work, so that the sampling device moves to different underwater depths, the remote controller sends out a corresponding instruction, the microprocessor 21 controls the corresponding electric push rod 29 to retract, the electric push rod 29 drives the pumping rod 32 to pull and draw in the sampling pipe 30 outwards, the pumping rod 32 drives the piston 31 to pull and draw in the sampling pipe 30 outwards, water in the water area at the depth is pumped into the sampling pipe 30 through the sampling port 5 under the influence of the pressure in the sampling pipe 30, the sampling work of the water area at the depth is completed, when water at other depths needs to be sampled, the longitudinal driving mechanism is controlled to drive the sampling device to move downwards, the operation is repeated, the electric push rods 29 with different serial numbers are controlled to drive the corresponding sampling pipes 30 to sample, and after the sampling is completed, the sampling device is moved out of the water area, the staff stretch out and draw back through controlling the electric push rods 29 with different serial numbers, and then the electric push rods 29 can drive the sampling rods 32 to push the water samples into the sampling pipes 30, so that the water samples in the sampling pipes 30 are extruded out from the sampling ports 5 through the pistons 31, the water samples are conveniently collected, the principle of the sampling device is consistent with that of an injector, and the operation is simple and rapid.
The surface in machine storehouse 1 is provided with maintenance door 12, maintenance door 12 and machine storehouse 1 sealing connection, and the inside below that is located main motor 19 in machine storehouse 1 is provided with lithium cell 20, one side of lithium cell 20 is provided with microprocessor 21 and long-range wireless module 24 side by side, the inside wall in machine storehouse 1 is provided with receiving chip 22 and transmitting chip 23 side by side, the inside bottom in machine storehouse 1 is provided with depth of water appearance 25, can know the degree of depth of sampling device under water constantly through depth of water appearance 25, make things convenient for the sampling of staff to the different degree of depth waters, and depth of water appearance 25 model is KNDDR-1050.
The working principle of the invention is as follows: the sampling device designed by the invention is used, the floating plate 8 on the floating mechanism is controlled to be unfolded through the remote controller, then the device is placed on the water surface, the sampling device is driven to move on the water surface through controlling the transverse driving mechanism, when water with different depths under water needs to be sampled, the main motor 19 is controlled, then the floating plate 8 is controlled to shrink, further, the longitudinal driving mechanism is controlled to drive the sampling device to go deep under water, the depth of the sampling device going deep under water is monitored through the water depth instrument 25, when the specified depth is reached, the water with the depth is sampled through the sampling mechanism, reasoning is carried out in sequence, the sampling device is driven to go deep under water to different depths through the longitudinal driving mechanism, the water at the depth is sampled, after sampling is finished, the sampling device is moved to the shore through the longitudinal driving mechanism and the transverse driving mechanism, water samples with different depths are collected by the sampling device, therefore, the deep water sampling work is completed, the design is simple to operate, and the sampling is more convenient and faster.
It should be noted that: the type of the microprocessor 21 used in the invention is TRF7960, the type of the receiving chip 22 is CDTJS-4, the type of the transmitting chip 23 is CDT402-AB1, and the main motor 19 adopts an LAFERT series servo motor.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. A deepwater water quality sampling device based on environmental monitoring comprises a machine cabin (1), and is characterized by also comprising a transverse driving mechanism, a longitudinal driving mechanism, a floating mechanism and a sampling mechanism;
the transverse driving mechanism comprises two transverse propellers (3) which are arranged on the outer side surface of the cabin (1) and are correspondingly arranged, the driving mechanism comprises two longitudinal propellers (4) which are arranged on the outer side surface of the cabin (1) and are in rectangular distribution with the two transverse propellers (3), and protective rings (13) are arranged on the outer side surfaces of the transverse propellers (3) and the longitudinal propellers (4);
the floating mechanism comprises a fixed disc (6) arranged at the upper end of the machine cabin (1), a central rotating rod (9) is arranged in the middle of the upper end of the fixed disc (6), a bearing (10) is connected to the position, located in the middle of the fixed disc (6), of the lower end of the central rotating rod (9), a plurality of lower supports (11) are distributed on the outer side of the bearing (10) at equal intervals, a lower fixing rod (33) is arranged between every two lower supports (11), a supporting rod (7) is connected to the outer surface of the lower fixing rod (33), a floating plate (8) is connected to the outer side of the upper end of the supporting rod (7), and a main motor (19) is arranged at the position, corresponding to the central rotating rod (9;
the sampling mechanism comprises a sampling bin (2) arranged at the lower end of the machine bin (1), a plurality of sampling ports (5) are distributed on the outer surface of the lower end of the sampling bin (2) at equal intervals, and a deep water probe (26) is arranged on the lower surface of the sampling bin (2).
2. The deep water sampling device for environmental monitoring according to claim 1, wherein a maintenance door (12) is arranged on the outer surface of the machine cabin (1), the maintenance door (12) is hermetically connected with the machine cabin (1), a lithium battery (20) is arranged in the machine cabin (1) below a main motor (19), a microprocessor (21) and a remote wireless module (24) are arranged on one side of the lithium battery (20) in parallel, a receiving chip (22) and a transmitting chip (23) are arranged on the inner side wall of the machine cabin (1) in parallel, and a water depth meter (25) is arranged at the bottom end in the machine cabin (1).
3. The deep water quality sampling device for environmental monitoring according to claim 1, wherein one end of each of the transverse propeller (3) and the longitudinal propeller (4) is located at the inner side of the guard ring (13) and is provided with a driving motor, the output end of the driving motor is respectively connected with one end of the transverse propeller (3) and one end of the longitudinal propeller (4), the outer side of the driving motor is provided with a mounting bracket, the driving motor and the guard ring (13) are fixed through the mounting bracket, and gaps exist between the transverse propeller (3) and the guard ring (13) and between the longitudinal propeller (4) and the guard ring (13).
4. The deep water sampling device for environmental monitoring according to claim 1, wherein a movable sleeve (14) is sleeved on the outer surface of the central rotating rod (9), a plurality of upper supports (16) are equidistantly distributed on the outer surface of the movable sleeve (14), an upper fixing rod (17) is arranged between every two upper supports (16), a connecting rod (15) is connected to the outer surface of the upper fixing rod (17), and a limiting seat (18) is arranged at the top end of the central rotating rod (9).
5. The deep water based water quality sampling device for environmental monitoring according to claim 4, wherein one end of the connecting rod (15) is rotatably connected with the upper fixing rod (17), the other end of the connecting rod (15) is connected with the inner side of the upper end of the support rod (7), a rotating shaft is arranged at the joint of the connecting rod (15) and the support rod (7), the lower end of the support rod (7) is rotatably connected with the lower fixing rod (33), and the upper end of the support rod (7) is connected with the movable sleeve (14) through the connecting rod (15).
6. The deep water based water quality sampling device for environmental monitoring according to claim 4, wherein the outer surface of the main motor (19) and the inner surface of the movable sleeve (14) are both provided with threads, the main motor (19) and the movable sleeve (14) are in threaded connection, the lower end of the main motor (19) penetrates through the fixed disc (6) and the machine cabin (1) to be connected with the output end of the main motor (19), the floating plate (8) is of an arc-shaped structure, and the floating plate (8) is made of plastic.
7. The deep water quality sampling device based on environmental monitoring is characterized in that the sampling mechanism further comprises a central column (28) located at the center of the interior of the sampling bin (2), a locating ring (27) is arranged on the outer side of the central column (28) in the sampling bin (2), a plurality of electric push rods (29) are distributed on the outer surface of the central column (28) at equal intervals, one end of each electric push rod (29) is connected with a pull rod (32), one end of each pull rod (32) is connected with a piston (31), and one end, located at the sampling port (5), of the outer surface of each piston (31) is connected with a sampling pipe (30).
8. The deep water based water quality sampling device for environmental monitoring according to claim 7, wherein one end of the electric push rod (29) is fixed with the pull rod (32), the other end of the electric push rod (29) is fixed with the center post (28), one end of the sampling tube (30) penetrates through the positioning ring (27) and is fixed with the positioning ring, the other end of the sampling tube (30) is connected with one end of the sampling port (5) in a penetrating manner, the piston (31) is made of rubber, the outer diameter of the piston (31) is matched with the inner diameter of the sampling tube (30), and the other end of the sampling port (5) is provided with a filter screen.
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| CN112763266A (en) * | 2020-12-29 | 2021-05-07 | 台州市污染防治工程技术中心 | River course water quality testing sampling device |
| CN112834285A (en) * | 2021-03-16 | 2021-05-25 | 马珂 | Water environment detects uses sewage collection equipment |
| CN113401294A (en) * | 2021-06-18 | 2021-09-17 | 江苏诚德安全环境科技有限公司 | Civil reservoir throwing type water quality monitoring device and using method thereof |
| CN114166577A (en) * | 2021-12-02 | 2022-03-11 | 山东省地质矿产勘查开发局第七地质大队（山东省第七地质矿产勘查院） | Hydrogeology wetland water depthkeeping sample thief |
| CN114486374A (en) * | 2022-01-06 | 2022-05-13 | 泰安中科生产力促进有限公司 | Sewage intelligent monitoring device for environmental management |
| CN114487329A (en) * | 2022-01-22 | 2022-05-13 | 黄豪振 | Water environment monitoring and sampling integrated equipment and system thereof |
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