CN112179716A - Water environment monitoring sampling system for basin environment monitoring - Google Patents
Water environment monitoring sampling system for basin environment monitoring Download PDFInfo
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- CN112179716A CN112179716A CN202011004433.6A CN202011004433A CN112179716A CN 112179716 A CN112179716 A CN 112179716A CN 202011004433 A CN202011004433 A CN 202011004433A CN 112179716 A CN112179716 A CN 112179716A
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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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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
Abstract
The invention discloses a water environment monitoring sampling system for basin environment monitoring, which comprises: the shipborne mechanism is connected with the sampling ship to realize the position movement of the sampling mechanism on the water surface; the submerging and surfacing mechanism is used for realizing submerging, surfacing or suspending of the sampling mechanism in water; the sampling mechanism is used for storing a plurality of water sample storage bottles in an annular mode and controlling the plurality of water sample storage bottles to rotate underwater, a negative pressure generating device is arranged on the sampling mechanism, a water sample storage docking mechanism is further arranged at the lower end of the sampling device, and when the water sample storage bottles rotate into the water sample storage docking mechanism, the negative pressure generating device generates negative pressure to enable the specified water sample storage bottles to sample water quality in specified depths in water; the water sample storage bottle is used for automatically sucking water with specified depth through negative pressure to sample, and automatic sealing storage is realized after sampling. The invention can efficiently and safely complete water quality sampling work and reduce the working intensity of sampling personnel.
Description
Technical Field
The invention relates to an environmental data sampling system, in particular to a water environment monitoring sampling system for basin environment monitoring.
Background
The basin management is a series of system management systems which are established by people for scientifically and effectively developing, utilizing and protecting resources and are adaptive to natural characteristics of the resources. In the management of the drainage basin, the management of drainage basin water resources is the core of the comprehensive management and coordination of the drainage basin, because the water resources are important natural resources which cannot be replaced in the drainage basin and are important components of the elements of the drainage basin environment.
The water quality monitoring is to monitor and measure the types of pollutants in the water body and the concentration and the variation trend of various pollutants. Along with the increasing development of society, the problem of water quality safety has been more and more paid attention by people, and under the double pressure that the water source pollution is increasingly aggravated and the water environment protection strength of the national environmental protection department is continuously improved, it is very necessary to strengthen the monitoring of water quality.
The existing water quality monitoring methods include a chemical method, an electrochemical method, an atomic absorption spectrophotometry, an ion selective electrode method, an ion chromatography method, a gas chromatography method and a plasma emission spectrometry method. Among them, the ion selective electrode method and the chemical method are commonly used in the routine monitoring of water quality at home and abroad. Water quality sampling is the first step of water quality monitoring, and for the occasions where water can be directly taken from rivers, creeks, lakes and the like, a water sample bottle can be held by a handle to sink in water or be drawn by a proper container, and when sampling is carried out from a bridge or other places, the water sample bottle tied with a rope can be put into water to draw a water quality sample for water quality detection. However, the conventional water quality sampling methods have various potential safety hazards during sampling, and have the defects of poor sampling effect, low sampling efficiency and high working strength.
Disclosure of Invention
The invention aims to provide a water environment monitoring and sampling system for basin environment monitoring, which can efficiently and safely finish water quality sampling work and reduce the working intensity of sampling personnel.
The invention adopts the following technical scheme:
a water environment monitoring and sampling system for watershed environment monitoring comprises a shipborne mechanism, a submerging and surfacing mechanism, a sampling mechanism and a water sample storage bottle;
the shipborne mechanism is connected with the sampling ship to realize the position movement of the sampling mechanism on the water surface;
the submerging and surfacing mechanism is used for submerging and surfacing the sampling mechanism in water or suspending the sampling mechanism at a specified depth;
the sampling mechanism is used for storing a plurality of water sample storage bottles in an annular form and controlling the plurality of water sample storage bottles to rotate clockwise or anticlockwise underwater, the sampling mechanism is provided with a negative pressure generating device, the lower end of the sampling device is also provided with a water sample storage docking mechanism, and when the water sample storage bottles rotate into the water sample storage docking mechanism, the negative pressure generating device generates negative pressure to enable the specified water sample storage bottles to sample water quality in a specified depth in water;
the water sample storage bottle is used for automatically sucking water with specified depth through negative pressure to sample, and automatic sealing storage is realized after sampling.
The sampling mechanism comprises a hollow cylindrical shell, a sealed cabin is arranged on the inner wall of one side of the cylindrical shell, a power supply module and a rotary table driving module are arranged in the sealed cabin, a rotating shaft of the rotary table driving module is coaxially arranged with the cylindrical shell, the end part of the rotating shaft of the rotary table driving module penetrates through the wall of the sealed cabin and is rotatably connected with the inner wall of the cylindrical shell on the opposite side of the sealed cabin through a bearing, a rotary table is arranged on the rotating shaft of the rotary table driving module, the rotary table is positioned in the cylindrical shell, a plurality of water sample storage bottle fixing seats are uniformly arranged in the circumferential direction of the rotary table, and a water sample storage bottle is arranged; the lower part of the cylindrical shell is provided with a water sample storage docking mechanism, the water sample storage docking mechanism comprises a water sample collection inlet and a water sample storage bottle opening structure, the water sample storage bottle opening structure matched with the water sample storage bottle is arranged on the water sample collection inlet, the negative pressure generating device is arranged on the outer wall of the cylindrical shell on one side of the sealed cabin, the water inlet of the negative pressure generating device corresponds to the position of the water sample collection inlet, the water outlet of the negative pressure generating device is positioned outside the cylindrical shell, when the water sample storage bottle rotates into the water sample storage docking mechanism, the water inlet of the water sample storage bottle is opened by the water sample storage bottle opening structure, the water outlet of the negative pressure generating device is communicated with the water outlet of the water sample storage bottle, under the action of the negative pressure generating device, the water in a specified depth sequentially flows into the water sample collection inlet, when the water sample storage bottle rotates to move out of the water sample storage docking mechanism, the water inlet of the water sample storage bottle and the water outlet of the water sample storage bottle are automatically closed.
The water sample storage bottle comprises a hollow storage bottle shell, the front end of the storage bottle shell is provided with a water inlet of the water sample storage bottle, a water inlet sealing plug moving along the radial direction of the storage bottle shell is arranged in the storage bottle shell, the shape of the front end of the water inlet sealing plug is matched with that of the water inlet of the water sample storage bottle, the rear end of the water inlet sealing plug is fixed with the front end of a spring arranged in the storage bottle shell, the rear end of the spring is in contact with an annular protruding part arranged at the front part of the inner wall of the storage bottle shell, and the front end of the water inlet sealing plug seals the water inlet of the water sample storage bottle in; the water outlet of the water sample storage bottle is arranged at the rear end of the storage bottle shell, a water outlet sealing plug linked with the water inlet sealing plug is arranged in the water outlet of the water sample storage bottle, the shape of the front end of the water outlet sealing plug is matched with that of the water outlet of the water sample storage bottle, and the rear end of the water outlet sealing plug seals the water outlet of the water sample storage bottle in a natural state of the spring.
The water sample storage bottle opening structure comprises a top pressing part and an arc-shaped groove, a transverse plate is arranged in the middle of a water sample collecting inlet, the top pressing part is arranged in the middle of the rear side surface of the transverse plate and adopts a hemispherical protruding part, the arc-shaped groove is arranged on the front end surface of a storage bottle shell, a water inlet of the water sample storage bottle is positioned in the middle of the arc-shaped groove, and the shape of the arc-shaped groove of the top pressing part is matched with that of the arc-shaped groove; when the water sample storage bottle rotates to the water sample storage docking mechanism at the lower part of the storage bottle shell, the jacking part moves in the arc-shaped groove, and drives the water inlet sealing plug to move backwards when the jacking part moves to the surface of the water inlet sealing plug along the arc-shaped groove, and at the moment, the water inlet of the water sample storage bottle is opened; when the water jacking portion leaves the surface of the water port sealing plug along the arc-shaped groove, the sealing plug moves forwards under the action of the spring, and the water inlet of the water sample storage bottle is closed at the moment.
The water sample storage bottle comprises a storage bottle shell and a water inlet sealing plug, wherein the storage bottle shell comprises a front end cover, a middle bottle body and a rear end cover, the front end cover, the middle bottle body and the rear end cover are sequentially connected through threads, a water inlet of the water sample storage bottle is formed in the middle of the front end cover, an annular protruding part is arranged at the rear part of the inner wall of the front end cover, and the water inlet sealing plug is positioned in the front end; a water outlet of the water sample storage bottle is formed in the middle of the rear end cover, and a water outlet sealing plug is positioned in the rear end cover; the water inlet sealing plug and the water outlet sealing plug are coaxially connected through a connecting rod, a supporting ring coaxial with the middle bottle body is arranged on the inner wall of the middle bottle body, a limiting hole is coaxially arranged at the center of the supporting ring, and the connecting rod is located in the limiting hole.
The rear end of the connecting rod penetrates through the water outlet sealing plug to be arranged, the rear end of the connecting rod is provided with a negative pressure generating device water inlet connecting part, the negative pressure generating device water inlet connecting part comprises a flexible connecting part and a flexible connecting part fixing ring, the outer circumferential surface of the flexible connecting part fixing ring is fixedly connected with the rear end of the flexible connecting part, and the front end of the flexible connecting part is hermetically connected with the rear end face of the rear end cover; the end face of the water outlet of the negative pressure generating device is annular, and a sealing slot matched with the shape of the fixing ring of the flexible connecting part is further formed in the end face of the water outlet of the negative pressure generating device.
A first filter screen is arranged in the water sample collecting inlet on two sides of the transverse plate; a second filter screen is arranged in the annular protruding part in the storage bottle shell.
The shipborne mechanism comprises a mounting seat detachably connected with the sampling ship, and an electric winch is arranged on the mounting seat.
The submerged floating mechanism comprises propellers arranged on the left side and the right side of the sampling mechanism, a lifting hook connecting ring arranged at the upper end of the sampling mechanism and a submerged weight connecting ring arranged at the lower end of the sampling mechanism.
The surface of the cylindrical shell of the sampling mechanism is also provided with a balancing weight.
The invention stores a plurality of water sample storage bottles in an annular form, so that the invention can carry out water sampling work at different depths for a plurality of times in one diving process, and greatly improves the collection efficiency. According to the automatic sampling device, the turntable is driven to rotate by the turntable driving module, negative pressure generated by the negative pressure generating device is matched with the water sample storage bottle in the water sample storage docking mechanism to perform automatic sampling, and the rapid completion of a sampling process can be guaranteed. Meanwhile, the water sample storage bottle opening mechanism adopts the action of the rotary disc driving module driving the rotary disc to rotate as driving power, utilizes a specially designed water sample storage bottle opening structure and takes a pure mechanical structure as a trigger switch, greatly simplifies the structural design of a product, reduces the use of electronic equipment in the product as much as possible, and can effectively prolong the service life of the water sample storage bottle under water. The water sample storage bottle of special design adopts the form of water inlet sealing plug and delivery port sealing plug linkage, and the cooperation spring resets and is airtight, has both realized the synchronous switching of water inlet and delivery port of water sample storage bottle in the sampling process to guarantee the accurate quick completion of appointed degree of depth water sampling work, can realize the water inlet of water sample storage bottle after the sample again and the automatic sealing function of delivery port, in order to guarantee that the quality of water after the sample is not polluted, improve the collection accuracy. According to the invention, the design of the water inlet connecting part of the negative pressure generating device does not influence the rotary motion of the rotary disc and the water sample storage bottle, and can effectively ensure the negative pressure effect and improve the sampling efficiency. According to the invention, the design of the shipborne mechanism and the submerging and surfacing mechanism is convenient for a sampling person to submerge and surfacing the sampling mechanism, the operation is simple and convenient, and the control precision is high.
Drawings
FIG. 1 is a schematic front view of a sampling mechanism according to the present invention;
FIG. 2 is a schematic side view of the sampling mechanism of the present invention;
FIG. 3 is a schematic structural view of a turntable according to the present invention;
FIG. 4 is a schematic structural diagram of the water sample storage bottle of the present invention when the water inlet and the water outlet are closed synchronously;
FIG. 5 is a schematic structural view of the water sample storage bottle of the present invention with the water inlet and the water outlet opened synchronously;
FIG. 6 is a schematic structural view of the front end face of the storage bottle housing of the present invention;
fig. 7 is a schematic structural view of the water outlet end face of the negative pressure generating device of the present invention.
Detailed Description
The invention is described in detail below with reference to the following figures and examples:
as shown in fig. 1 to 7, the water environment monitoring and sampling system for watershed environment monitoring, provided by the invention, comprises a shipborne mechanism, a submerging and surfacing mechanism, a sampling mechanism 1 and a water sample storage bottle 2.
The shipborne mechanism is connected with a sampling ship to realize the position movement of the sampling mechanism 1 on the water surface; the sampling boat can be a manned yacht or other manned ships, and can also be a remote control unmanned ship.
The submerging and surfacing mechanism is used for realizing submerging, surfacing or suspension at a specified depth of the sampling mechanism 1 in water;
the sampling mechanism 1 is used for storing a plurality of water sample storage bottles 2 in an annular form and controlling the plurality of water sample storage bottles 2 to rotate clockwise or anticlockwise underwater, a negative pressure generating device 3 is arranged on the sampling mechanism 1, a water sample storage docking mechanism is further arranged at the lower end of the sampling device, and when the water sample storage bottles 2 rotate into the water sample storage docking mechanism, the negative pressure generating device 3 generates negative pressure to enable the specified water sample storage bottles 2 to sample water quality in specified depths in water;
the water sample storage bottle 2 is used for automatically sucking water with specified depth through negative pressure to sample and realize automatic sealing storage after sampling.
In the invention, the sampling mechanism 1 comprises a hollow cylindrical shell 4, a sealed cabin 5 is arranged on the inner wall of one side of the cylindrical shell 4, a power module 6 and a turntable driving module 7 are arranged in the sealed cabin 5, a rotating shaft 8 of the turntable driving module 7 is coaxially arranged with the cylindrical shell 4, the end part of the rotating shaft 8 of the turntable driving module 7 penetrates through the cabin wall of the sealed cabin 5 and is rotatably connected with the inner wall of the cylindrical shell 4 on the opposite side of the sealed cabin 5 through a bearing 9, the connecting part of the rotating shaft 8 of the turntable driving module 7 and the sealed cabin 5 can be sealed by adopting a sealing device, and the good sealing effect of the sealed cabin 5 is assisted to ensure the normal work of the power module 6 and the turntable driving module 7. In this embodiment, the turntable driving module 7 may adopt a waterproof rotating motor, and may also adopt a stepping rotating motor, with the rotation of the rotating shaft 8 being realized by the reducer. Cylindrical shell 4 can adopt front and back mosaic structure, and the sampling personnel of being convenient for install or take out water sample storage bottle 2.
Be provided with carousel 10 in the axis of rotation 8 of carousel drive module 7, carousel 10 is located cylindrical housing 4, and evenly is provided with a plurality of water sample storage bottle fixing base 11 on the circumferencial direction of carousel 10, all is provided with water sample storage bottle 2 in every water sample storage bottle fixing base 11. The lower part of the cylindrical shell 4 is provided with a water sample storage docking mechanism, the water sample storage docking mechanism comprises a water sample collection inlet 12 and a water sample storage bottle opening structure, the water sample storage bottle opening structure matched with the water sample storage bottle 2 is arranged on the water sample collection inlet 12, the negative pressure generating device 3 is arranged on the outer wall of the cylindrical shell 4 at one side of the sealed cabin 5, the water inlet of the negative pressure generating device 3 corresponds to the water sample collection inlet 12, the water outlet of the negative pressure generating device 3 is positioned outside the cylindrical shell 4, when the water sample storage bottle 2 rotates to the water sample storage docking mechanism, the water inlet of the water sample storage bottle 2 is opened by the water sample storage bottle opening structure, the water outlet of the negative pressure generating device 3 is communicated with the water outlet of the water sample storage bottle 2, under the action of the negative pressure generating device 3, water in a specified depth sequentially flows into the water sample storage bottle 2 through the water sample collection inlet, when water sample storage bottle 2 rotates to move out of water sample storage docking mechanism, the water inlet of water sample storage bottle 2 and the water outlet of water sample storage bottle 2 are automatically closed. The water sample storage bottle opening structure can realize the communication between the water sample storage docking mechanism and the water sample storage bottle 2 through the rotation of the rotary disc 10, and the matching of the negative pressure generating device 3 is realized, so that the automatic collection of the water sample is realized.
In the invention, the water sample storage bottle 2 comprises a hollow storage bottle shell 13, the front end of the storage bottle shell 13 is provided with a water inlet of the water sample storage bottle 2, a water inlet sealing plug 14 moving along the radial direction of the storage bottle shell 13 is arranged in the storage bottle shell 13, the shape of the front end of the water inlet sealing plug 14 is matched with that of the water inlet of the water sample storage bottle 2, the rear end of the water inlet sealing plug 14 is fixed with the front end of a spring 15 arranged in the storage bottle shell 13, the rear end of the spring 15 is contacted with an annular protruding part 16 arranged at the front part of the inner wall of the storage bottle shell 13, and the front end of the water inlet sealing plug 14 seals the water inlet of the water sample storage bottle 2; the rear end of the storage bottle shell 13 is provided with a water outlet of the water sample storage bottle 2, a water outlet sealing plug 17 which is linked with the water inlet sealing plug 14 is arranged in the water outlet of the water sample storage bottle 2, the shape of the front end of the water outlet sealing plug 17 is matched with that of the water outlet of the water sample storage bottle 2, and the rear end of the water outlet sealing plug 17 seals the water outlet of the water sample storage bottle 2 in a natural state of the spring 15. The invention adopts the linkage form of the water inlet sealing plug 14 and the water outlet sealing plug 17, thereby not only realizing the synchronous opening and closing of the water inlet and the water outlet of the water sample storage bottle 2 to ensure the accurate and rapid completion of the water quality sampling work at the specified depth, but also realizing the automatic sealing function of the water inlet and the water outlet of the water sample storage bottle 2 to ensure that the sampled water quality is not polluted and improve the acquisition accuracy.
In order to simplify the structural design of a product as much as possible, prolong the service life of the water sample storage bottle under water, reduce the manufacturing cost and ensure the reliable operation of equipment, the opening structure of the water sample storage bottle comprises a jacking part 18 and an arc-shaped groove 19, the middle part of a water sample collecting inlet 12 is provided with a transverse plate, the jacking part 18 is arranged in the middle of the rear side surface of the transverse plate, the jacking part 18 adopts a protruding part arranged in a hemisphere, the arc-shaped groove 19 is arranged on the front end surface of a storage bottle shell 13, the water inlet of the water sample storage bottle 2 is arranged in the middle of the arc-shaped groove 19, and the shape of the arc-shaped groove 19; when the water sample storage bottle 2 rotates to the water sample storage docking mechanism at the lower part of the storage bottle shell 13, the jacking part 18 moves in the arc-shaped slot 19, and the jacking part 18 drives the water inlet sealing plug 14 to move backwards when moving to the surface of the water inlet sealing plug 14 along the arc-shaped slot 19, and at the moment, the water inlet of the water sample storage bottle 2 is opened; when the water top pressing part 18 leaves the surface of the water inlet sealing plug along the arc-shaped slot 19, the water inlet sealing plug moves forwards under the action of the spring 15, and the water inlet of the water sample storage bottle 2 is closed. The design adopts a pure mechanical linkage matching mode, the use of electronic equipment in the product is reduced as much as possible, and the service life and the use reliability of the product can be effectively improved.
In the invention, a storage bottle shell 13 comprises a front end cover 20, a middle bottle body 21 and a rear end cover 22, wherein the front end cover 20, the middle bottle body 21 and the rear end cover 22 are sequentially connected through threads, a water inlet 23 of a water sample storage bottle 2 is arranged in the middle of the front end cover 20, an annular protruding part 16 is arranged at the rear part of the inner wall of the front end cover 20, and a water inlet sealing plug 14 is positioned in the front end cover 20; a water outlet 24 of the water sample storage bottle 2 is formed in the middle of the rear end cover 22, and a water outlet sealing plug 17 is positioned in the rear end cover 22; the water inlet sealing plug 14 and the water outlet sealing plug 17 are coaxially connected through a connecting rod 25, a supporting ring 26 coaxial with the middle bottle body 21 is arranged on the inner wall of the middle bottle body 21, a limiting hole is coaxially arranged at the center of the supporting ring 26, and the connecting rod 25 is positioned in the limiting hole. The support ring 26 can effectively ensure the safety of the storage bottle shell 13 under water, avoid the phenomenon that the storage bottle shell 13 is broken due to overlarge underwater pressure, and simultaneously ensure the synchronous movement of the water inlet sealing plug 14 and the water outlet sealing plug 17. Detachable storage bottle casing 13 also is convenient for the sampling personnel to change the maintenance to water sample storage bottle 2.
In the invention, in order to ensure that water sampling can be effectively carried out when the water sample storage bottle 2 rotates into the water sample storage docking mechanism, a negative pressure generating device water inlet connecting part 27 is additionally arranged. The rear end of the connecting rod 25 is disposed through the outlet sealing plug 17, and the negative pressure generating device inlet connection part 27 is disposed at the rear end of the connecting rod 25. The negative pressure generating device water inlet connecting part 27 comprises a flexible connecting part 28 and a flexible connecting part fixing ring 29, the outer circumferential surface of the flexible connecting part fixing ring 29 is fixedly connected with the rear end of the flexible connecting part 28, and the front end of the flexible connecting part 28 is hermetically connected with the rear end face of the rear end cover 22; the end surface 30 of the water outlet 31 of the negative pressure generating device 3 is annular, and the end surface of the water outlet of the negative pressure generating device 3 is also provided with a sealing slot 32 matched with the shape of the flexible connecting part fixing ring 29. When the water sample storage bottle 2 rotates to the water sample storage docking mechanism at the lower part of the storage bottle shell 13, the jacking part 18 moves to the surface of the water inlet sealing plug 14 along the arc-shaped slot 19 and drives the water inlet sealing plug 14 to move backwards, and at the moment, the water inlet of the water sample storage bottle 2 is opened; meanwhile, the water outlet sealing plug 17 and the water inlet sealing plug 14 synchronously move backwards through the connecting rod 25, the water outlet of the water sample storage bottle 2 is synchronously opened, along with the backward movement of the water outlet sealing plug 17, the flexible connecting part fixing ring 29 drives the flexible connecting part 28 to move backwards into the sealing slot 32 arranged on the end face of the water outlet of the negative pressure generating device 3, the water inlet of the negative pressure generating device 3 is effectively communicated with the water outlet of the water sample storage bottle 2, and a good negative pressure effect is guaranteed. The negative pressure generating device 3 can adopt a small submersible pump or other devices capable of generating negative pressure at the water inlet of the negative pressure generating device 3.
In order to ensure the accuracy of the sampled water quality, a first filter screen 33 is arranged in the water sample collecting inlet 12 at the two sides of the transverse plate; a second filter 34 is provided within the annular projection 16 within the storage bottle housing 13. First filter screen 33 and second filter screen 34 can carry out effective filtration to sampling quality of water, prevent that impurity from getting into in water sample storage bottle 2.
The shipborne mechanism comprises a mounting seat detachably connected with the sampling boat, the product can be arranged on a manned yacht, other manned ships or a remote control unmanned ship through the mounting seat, and an electric winch is arranged on the mounting seat. The last steel cable of electric winch can dismantle with sampling mechanism 1 and be connected, can transfer sampling mechanism 1 to the water environment through electric winch in, also can rise sampling mechanism 1 through electric winch and realize the come-up. The steel cable is provided with scales.
In this embodiment, the submerging and surfacing mechanism comprises propellers 35 arranged at the left and right sides of the sampling mechanism 1, the propellers 35 can adopt the existing ship propellers 35, and the product is driven to move upwards or downwards in water by rotating the propeller. The upper end of the sampling mechanism 1 is provided with a hook connecting ring 36 which is used for being detachably connected with a steel cable on an electric winch; and the lower end of the sampling mechanism 1 is also provided with a sinking weight connecting ring 37 for installing a sinking weight with corresponding weight according to practical application occasions and driving the sampling mechanism 1 to automatically sink through gravity. Meanwhile, in order to ensure the stable gravity center of the sampling mechanism 1, the surface of the cylindrical shell 4 of the sampling mechanism 1 is further provided with a balancing weight 38.
When the device is used, the device is firstly moved to a designated position in a water environment through a sampling boat, then a counterweight block 38 and a sinking weight with corresponding weight are arranged on the sampling mechanism 1 according to the sampling depth requirement, then the sampling mechanism 1 is connected with a lifting hook at the end part of a steel cable on an electric winch through a lifting hook connecting ring 36, and then the sampling mechanism 1 is lowered into the water environment. The sinking depth of the sampling mechanism 1 is observed through scales arranged on a steel cable, when the sampling mechanism 1 sinks to a first specified depth, the sampling mechanism is kept still for 2 minutes, and then the negative pressure generating device 3 is controlled to work through a controller. After the negative pressure generating device 3 works, the negative pressure is generated at the water inlet of the negative pressure generating device 3, water in an appointed depth sequentially flows into the water sample storage bottle 2 through the water sample collecting inlet 12 and the water sample storage bottle 2, firstly, the water sample storage bottle 2 is washed, after the negative pressure generating device 3 works for 1 minute, the negative pressure generating device 3 is stopped to work, and the rotary disc driving module 7 is controlled to work, the water sample storage bottle 2 in the water sample storage butt joint mechanism rotates to leave, the water inlet and the water outlet of the water sample storage bottle 2 are automatically sealed under the action of the spring 15, the water quality sampling work of the first appointed depth is completed, and sampling personnel can sample for multiple times at the same depth according to actual sampling requirements.
When the next specified depth sampling work is carried out, the sampling personnel can control the propeller 35 to work, or control the electric winch to continue to rotate clockwise, so that the sampling mechanism 1 submerges to the second specified depth, then the sampling operation is continued, and the specified depth sampling work is carried out.
After the whole sampling work of sample personnel completion, through control propeller 35 work, or control electric capstan winch anticlockwise rotation, make 1 come-up to the surface of water top of sample mechanism, take out the water sample storage bottle 2 that has the number afterwards and save.
The invention stores a plurality of water sample storage bottles 2 in an annular form, so that the invention can carry out water sampling work at different depths for a plurality of times in one diving process, and greatly improves the collection efficiency. In the invention, the turntable driving module 7 is used for driving the turntable 10 to rotate, and the negative pressure generated by the negative pressure generating device 3 is matched with the water sample storage bottle 2 in the water sample storage docking mechanism to perform automatic sampling work, so that the rapid completion of the sampling process can be ensured. Meanwhile, the action of the rotary disc driving module 7 for driving the rotary disc 10 to rotate is used as driving power, the specially designed water sample storage bottle opening structure is used, and the pure mechanical structure is used as a trigger switch, so that the structural design of the product is greatly simplified, the use of electronic equipment in the product is reduced as much as possible, and the service life of the underwater water sample storage bottle can be effectively prolonged. Specially designed's water sample storage bottle 2, adopt the form of water inlet sealing plug 14 and delivery port sealing plug 17 linkage, cooperation spring 15 resets and is airtight, both realized water sample storage bottle 2 in the synchronous switching of sampling in-process water inlet and delivery port, in order to guarantee the accurate quick completion of appointed degree of depth water sampling work, can realize the automatic sealing function of water inlet and delivery port of water sample storage bottle 2 after the sample is ended again, in order to guarantee that the quality of water after the sample is not polluted, improve and gather the rate of accuracy. In the invention, the design of the water inlet connecting part 27 of the negative pressure generating device does not influence the rotary motion of the turntable 10 and the water sample storage bottle 2, and can effectively ensure the negative pressure effect and improve the sampling efficiency. According to the invention, due to the design of the shipborne mechanism and the submerging and surfacing mechanism, a sampling person can conveniently submerge and surfacing the sampling mechanism 1, the operation is simple and convenient, and the control accuracy is high.
Claims (10)
1. A water environment monitoring sampling system for basin environmental monitoring, its characterized in that: the device comprises a shipborne mechanism, a submerging and surfacing mechanism, a sampling mechanism and a water sample storage bottle;
the shipborne mechanism is connected with the sampling ship to realize the position movement of the sampling mechanism on the water surface;
the submerging and surfacing mechanism is used for submerging and surfacing the sampling mechanism in water or suspending the sampling mechanism at a specified depth;
the sampling mechanism is used for storing a plurality of water sample storage bottles in an annular form and controlling the plurality of water sample storage bottles to rotate clockwise or anticlockwise underwater, the sampling mechanism is provided with a negative pressure generating device, the lower end of the sampling device is also provided with a water sample storage docking mechanism, and when the water sample storage bottles rotate into the water sample storage docking mechanism, the negative pressure generating device generates negative pressure to enable the specified water sample storage bottles to sample water quality in a specified depth in water;
the water sample storage bottle is used for automatically sucking water with specified depth through negative pressure to sample, and automatic sealing storage is realized after sampling.
2. The aquatic environment monitoring sampling system for watershed environment monitoring according to claim 1, wherein: the sampling mechanism comprises a hollow cylindrical shell, a sealed cabin is arranged on the inner wall of one side of the cylindrical shell, a power supply module and a rotary table driving module are arranged in the sealed cabin, a rotating shaft of the rotary table driving module is coaxially arranged with the cylindrical shell, the end part of the rotating shaft of the rotary table driving module penetrates through the wall of the sealed cabin and is rotatably connected with the inner wall of the cylindrical shell on the opposite side of the sealed cabin through a bearing, a rotary table is arranged on the rotating shaft of the rotary table driving module, the rotary table is positioned in the cylindrical shell, a plurality of water sample storage bottle fixing seats are uniformly arranged in the circumferential direction of the rotary table, and a water sample storage bottle is arranged; the lower part of the cylindrical shell is provided with a water sample storage docking mechanism, the water sample storage docking mechanism comprises a water sample collection inlet and a water sample storage bottle opening structure, the water sample storage bottle opening structure matched with the water sample storage bottle is arranged on the water sample collection inlet, the negative pressure generating device is arranged on the outer wall of the cylindrical shell on one side of the sealed cabin, the water inlet of the negative pressure generating device corresponds to the position of the water sample collection inlet, the water outlet of the negative pressure generating device is positioned outside the cylindrical shell, when the water sample storage bottle rotates into the water sample storage docking mechanism, the water inlet of the water sample storage bottle is opened by the water sample storage bottle opening structure, the water outlet of the negative pressure generating device is communicated with the water outlet of the water sample storage bottle, under the action of the negative pressure generating device, the water in a specified depth sequentially flows into the water sample collection inlet, when the water sample storage bottle rotates to move out of the water sample storage docking mechanism, the water inlet of the water sample storage bottle and the water outlet of the water sample storage bottle are automatically closed.
3. The aquatic environment monitoring sampling system for watershed environment monitoring according to claim 2, wherein: the water sample storage bottle comprises a hollow storage bottle shell, the front end of the storage bottle shell is provided with a water inlet of the water sample storage bottle, a water inlet sealing plug moving along the radial direction of the storage bottle shell is arranged in the storage bottle shell, the shape of the front end of the water inlet sealing plug is matched with that of the water inlet of the water sample storage bottle, the rear end of the water inlet sealing plug is fixed with the front end of a spring arranged in the storage bottle shell, the rear end of the spring is in contact with an annular protruding part arranged at the front part of the inner wall of the storage bottle shell, and the front end of the water inlet sealing plug seals the water inlet of the water sample storage bottle in; the water outlet of the water sample storage bottle is arranged at the rear end of the storage bottle shell, a water outlet sealing plug linked with the water inlet sealing plug is arranged in the water outlet of the water sample storage bottle, the shape of the front end of the water outlet sealing plug is matched with that of the water outlet of the water sample storage bottle, and the rear end of the water outlet sealing plug seals the water outlet of the water sample storage bottle in a natural state of the spring.
4. The aquatic environment monitoring sampling system for watershed environment monitoring according to claim 3, wherein: the water sample storage bottle opening structure comprises a top pressing part and an arc-shaped groove, a transverse plate is arranged in the middle of a water sample collecting inlet, the top pressing part is arranged in the middle of the rear side surface of the transverse plate and adopts a hemispherical protruding part, the arc-shaped groove is arranged on the front end surface of a storage bottle shell, a water inlet of the water sample storage bottle is positioned in the middle of the arc-shaped groove, and the shape of the arc-shaped groove of the top pressing part is matched with that of the arc-shaped groove; when the water sample storage bottle rotates to the water sample storage docking mechanism at the lower part of the storage bottle shell, the jacking part moves in the arc-shaped groove, and drives the water inlet sealing plug to move backwards when the jacking part moves to the surface of the water inlet sealing plug along the arc-shaped groove, and at the moment, the water inlet of the water sample storage bottle is opened; when the water jacking portion leaves the surface of the water port sealing plug along the arc-shaped groove, the sealing plug moves forwards under the action of the spring, and the water inlet of the water sample storage bottle is closed at the moment.
5. The aquatic environment monitoring sampling system for watershed environment monitoring according to claim 4, wherein: the water sample storage bottle comprises a storage bottle shell and a water inlet sealing plug, wherein the storage bottle shell comprises a front end cover, a middle bottle body and a rear end cover, the front end cover, the middle bottle body and the rear end cover are sequentially connected through threads, a water inlet of the water sample storage bottle is formed in the middle of the front end cover, an annular protruding part is arranged at the rear part of the inner wall of the front end cover, and the water inlet sealing plug is positioned in the front end; a water outlet of the water sample storage bottle is formed in the middle of the rear end cover, and a water outlet sealing plug is positioned in the rear end cover; the water inlet sealing plug and the water outlet sealing plug are coaxially connected through a connecting rod, a supporting ring coaxial with the middle bottle body is arranged on the inner wall of the middle bottle body, a limiting hole is coaxially arranged at the center of the supporting ring, and the connecting rod is located in the limiting hole.
6. The aquatic environment monitoring sampling system for watershed environment monitoring according to claim 5, wherein: the rear end of the connecting rod penetrates through the water outlet sealing plug to be arranged, the rear end of the connecting rod is provided with a negative pressure generating device water inlet connecting part, the negative pressure generating device water inlet connecting part comprises a flexible connecting part and a flexible connecting part fixing ring, the outer circumferential surface of the flexible connecting part fixing ring is fixedly connected with the rear end of the flexible connecting part, and the front end of the flexible connecting part is hermetically connected with the rear end face of the rear end cover; the end face of the water outlet of the negative pressure generating device is annular, and a sealing slot matched with the shape of the fixing ring of the flexible connecting part is further formed in the end face of the water outlet of the negative pressure generating device.
7. The aquatic environment monitoring sampling system for watershed environment monitoring according to claim 4, wherein: a first filter screen is arranged in the water sample collecting inlet on two sides of the transverse plate; a second filter screen is arranged in the annular protruding part in the storage bottle shell.
8. The aquatic environment monitoring sampling system for watershed environment monitoring according to claim 1, wherein: the shipborne mechanism comprises a mounting seat detachably connected with the sampling ship, and an electric winch is arranged on the mounting seat.
9. The aquatic environment monitoring sampling system for watershed environment monitoring according to claim 1, wherein: the submerged floating mechanism comprises propellers arranged on the left side and the right side of the sampling mechanism, a lifting hook connecting ring arranged at the upper end of the sampling mechanism and a submerged weight connecting ring arranged at the lower end of the sampling mechanism.
10. The aquatic environment monitoring sampling system for watershed environment monitoring according to claim 1, wherein: the surface of the cylindrical shell of the sampling mechanism is also provided with a balancing weight.
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112834285A (en) * | 2021-03-16 | 2021-05-25 | 马珂 | Water environment detects uses sewage collection equipment |
| CN112924241A (en) * | 2021-01-29 | 2021-06-08 | 北控水务(中国)投资有限公司 | Automatic runoff sampling device |
| CN113504078A (en) * | 2021-05-25 | 2021-10-15 | 中国煤炭地质总局水文地质局 | Movable sampling detection system for locally extracting polluted water |
| CN114279767A (en) * | 2021-12-24 | 2022-04-05 | 苏州国诚检测技术有限公司 | Sampling device for environment detection and use method thereof |
| CN114279770A (en) * | 2021-12-30 | 2022-04-05 | 刘星辰 | Water body sampling device for environmental protection monitoring |
| CN114608884A (en) * | 2022-03-22 | 2022-06-10 | 珠江水利委员会珠江水利科学研究院 | Automatic time-division layer-by-layer sampling device |
| CN114994254A (en) * | 2022-06-01 | 2022-09-02 | 华北电力大学（保定） | City yardstick bioaerosol monitoring and early warning device |
| CN115112424A (en) * | 2022-05-16 | 2022-09-27 | 国家海洋局东海海洋环境调查勘察中心 | Automatic hydrology water sampling device in tide cycle |
| CN116165024A (en) * | 2023-04-24 | 2023-05-26 | 北京承启通科技有限公司 | Water quality testing is with from sampling device based on water velocity of flow changes |
| CN116626257A (en) * | 2023-07-24 | 2023-08-22 | 中国煤炭地质总局勘查研究总院 | Groundwater quality of water detection device |
| CN117554556A (en) * | 2024-01-12 | 2024-02-13 | 佳木斯大学 | Gastric juice acidity detection device for digestive system |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6357306B1 (en) * | 1999-04-27 | 2002-03-19 | Ben E. Jaeger | Fluid sampler and method |
| US20060107770A1 (en) * | 2004-11-19 | 2006-05-25 | Korea Institute Of Geoscience And Mineral Resources | Devices and methods for sampling groundwater |
| CN103439149A (en) * | 2013-09-14 | 2013-12-11 | 淮海工学院 | Negative pressure pneumatic type automatic sampler for water sample in medium-deep layer |
| WO2015011579A2 (en) * | 2013-05-14 | 2015-01-29 | Universita' Degli Studi Di Firenze | Improved structure of sampler for underwater inspections |
| CN204241270U (en) * | 2014-10-27 | 2015-04-01 | 中国民用航空总局第二研究所 | Liquid positioning sampler |
| CN204269640U (en) * | 2014-12-09 | 2015-04-15 | 浙江省海洋水产研究所 | A kind of seawater detects and collecting device |
| US20190204287A1 (en) * | 2018-04-24 | 2019-07-04 | Nanjing Hydraulic Research Institute | Intelligent device for integrated sampling of layered water and sediment core of deep reservoir |
| CN209432522U (en) * | 2018-12-05 | 2019-09-24 | 华中科技大学 | A kind of bottom of bottle influent stream formula water sample acquisition device |
| CN111650001A (en) * | 2020-05-20 | 2020-09-11 | 深圳市国艺园林建设有限公司 | Water quality layered sampling system and control method |
| CN111665096A (en) * | 2020-05-20 | 2020-09-15 | 深圳市国艺园林建设有限公司 | Shipborne water quality layered sampling device |
-
2020
- 2020-09-22 CN CN202011004433.6A patent/CN112179716B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6357306B1 (en) * | 1999-04-27 | 2002-03-19 | Ben E. Jaeger | Fluid sampler and method |
| US20060107770A1 (en) * | 2004-11-19 | 2006-05-25 | Korea Institute Of Geoscience And Mineral Resources | Devices and methods for sampling groundwater |
| WO2015011579A2 (en) * | 2013-05-14 | 2015-01-29 | Universita' Degli Studi Di Firenze | Improved structure of sampler for underwater inspections |
| CN103439149A (en) * | 2013-09-14 | 2013-12-11 | 淮海工学院 | Negative pressure pneumatic type automatic sampler for water sample in medium-deep layer |
| CN204241270U (en) * | 2014-10-27 | 2015-04-01 | 中国民用航空总局第二研究所 | Liquid positioning sampler |
| CN204269640U (en) * | 2014-12-09 | 2015-04-15 | 浙江省海洋水产研究所 | A kind of seawater detects and collecting device |
| US20190204287A1 (en) * | 2018-04-24 | 2019-07-04 | Nanjing Hydraulic Research Institute | Intelligent device for integrated sampling of layered water and sediment core of deep reservoir |
| CN209432522U (en) * | 2018-12-05 | 2019-09-24 | 华中科技大学 | A kind of bottom of bottle influent stream formula water sample acquisition device |
| CN111650001A (en) * | 2020-05-20 | 2020-09-11 | 深圳市国艺园林建设有限公司 | Water quality layered sampling system and control method |
| CN111665096A (en) * | 2020-05-20 | 2020-09-15 | 深圳市国艺园林建设有限公司 | Shipborne water quality layered sampling device |
Non-Patent Citations (3)
| Title |
|---|
| ERIN J. TEMPLETON等: "A novel filtration method integrated on centrifugal microfluidic devices", 《MICROFLUIDICS AND NANOFLUIDICS》 * |
| 于健等: "撞针式底层液体采样器的设计研究", 《中国国境卫生检疫杂志》 * |
| 邱舒等: "一种石油类地表水采样器的设计与应用", 《广州化工》 * |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112924241A (en) * | 2021-01-29 | 2021-06-08 | 北控水务(中国)投资有限公司 | Automatic runoff sampling device |
| CN112834285A (en) * | 2021-03-16 | 2021-05-25 | 马珂 | Water environment detects uses sewage collection equipment |
| CN113504078A (en) * | 2021-05-25 | 2021-10-15 | 中国煤炭地质总局水文地质局 | Movable sampling detection system for locally extracting polluted water |
| CN114279767A (en) * | 2021-12-24 | 2022-04-05 | 苏州国诚检测技术有限公司 | Sampling device for environment detection and use method thereof |
| CN114279770A (en) * | 2021-12-30 | 2022-04-05 | 刘星辰 | Water body sampling device for environmental protection monitoring |
| CN114279770B (en) * | 2021-12-30 | 2024-03-12 | 刘星辰 | Water sampling device for environmental protection monitoring |
| CN114608884A (en) * | 2022-03-22 | 2022-06-10 | 珠江水利委员会珠江水利科学研究院 | Automatic time-division layer-by-layer sampling device |
| CN115112424B (en) * | 2022-05-16 | 2023-09-08 | 自然资源部东海调查中心 | Automatic hydrologic water sampling device in tide cycle |
| CN115112424A (en) * | 2022-05-16 | 2022-09-27 | 国家海洋局东海海洋环境调查勘察中心 | Automatic hydrology water sampling device in tide cycle |
| CN114994254A (en) * | 2022-06-01 | 2022-09-02 | 华北电力大学（保定） | City yardstick bioaerosol monitoring and early warning device |
| CN116165024B (en) * | 2023-04-24 | 2023-07-21 | 北京承启通科技有限公司 | Water quality testing is with from sampling device based on water velocity of flow changes |
| CN116165024A (en) * | 2023-04-24 | 2023-05-26 | 北京承启通科技有限公司 | Water quality testing is with from sampling device based on water velocity of flow changes |
| CN116626257A (en) * | 2023-07-24 | 2023-08-22 | 中国煤炭地质总局勘查研究总院 | Groundwater quality of water detection device |
| CN117554556A (en) * | 2024-01-12 | 2024-02-13 | 佳木斯大学 | Gastric juice acidity detection device for digestive system |
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