CN113532955A - Deep water sampling device for water quality monitoring - Google Patents
Deep water sampling device for water quality monitoring Download PDFInfo
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- CN113532955A CN113532955A CN202111094395.2A CN202111094395A CN113532955A CN 113532955 A CN113532955 A CN 113532955A CN 202111094395 A CN202111094395 A CN 202111094395A CN 113532955 A CN113532955 A CN 113532955A
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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
- G01N1/16—Devices for withdrawing samples in the liquid or fluent state with provision for intake at several levels
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Abstract
The invention discloses a deep water body sampling device for water quality monitoring, which comprises a circular sampling plate, wherein a counterweight cone is fixedly connected at the center of the bottom surface of the sampling plate, a pull rope is fixedly connected at the center of the upper end surface of the sampling plate, a plurality of sliding cavities with rectangular cross sections are arranged in the sampling plate in an annular array mode, one end of each sliding cavity, which is far away from the pull rope, penetrates through the sampling plate, a sampling mechanism is arranged in the sampling plate, the sampling mechanism comprises a plurality of sealing blocks, and the sealing blocks are respectively connected with the sliding cavities in a sealing and sliding manner. This equipment is through changing the pressure size between the distance control closing plate between closing plate and the sealed piece and the increase characteristics along with the increase of depth of water of hydraulic pressure, comes to take a sample to the water of the different degree of depth to carry out the secondary sample to the water of the same degree of depth when the sampling plate rises, increased sampling efficiency, also improved the accurate nature of water monitoring.
Description
Technical Field
The invention relates to the technical field of water quality monitoring, in particular to a deep water body sampling device for water quality monitoring.
Background
The retrieval and authorization publication No. CN111693338B provides a water quality monitoring deep water body sampling device, which comprises a box body, a lifting part, a rotary extrusion part and a sampling part; the box is the installation platform of lifting unit, rotation extrusion part, sampling unit, realizes once only the sample work to different deep waters, saves the operation of taking a sample repeatedly.
However, the device is complex in structure and troublesome to maintain, an operator can sample water at different depths by controlling the device to work after sinking the device to different depths, and cannot sample water at the same depth for multiple times at intervals, so that the sampling efficiency is low, the sampling contingency exists, and the accuracy of water monitoring is reduced.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a deep water body sampling device for water quality monitoring.
In order to achieve the purpose, the invention adopts the following technical scheme:
a deep water body sampling device for water quality monitoring comprises a circular sampling plate, wherein a counterweight cone is fixedly connected to the center of the bottom surface of the sampling plate, a pull rope is fixedly connected to the center of the upper end surface of the sampling plate, a plurality of sliding cavities with rectangular cross sections are formed in the sampling plate in an annular array mode, one end, far away from the pull rope, of each sliding cavity penetrates through the sampling plate, and a sampling mechanism is arranged in the sampling plate;
the sampling mechanism comprises a plurality of sealing blocks, the sealing blocks are respectively connected with a plurality of sliding cavities in a sealing and sliding manner, a first water taking cavity and a second water taking cavity are respectively formed in the sampling plate and positioned on two sides of each sliding cavity, one ends of the first water taking cavity and the second water taking cavity, which are far away from the pull rope, are respectively connected with a water guide pipe in a sealing manner, one ends of the water guide pipes, which are far away from the water taking cavities, are communicated with the sliding cavities, T-shaped water guide holes are formed in the sealing blocks, and a one-way valve is arranged in each water guide pipe;
piston plates are connected in the first water taking cavity and the second water taking cavity in a sealing sliding mode, one ends, far away from the water guide pipe, of the first water taking cavity and the second water taking cavity are connected with exhaust pipes in a sealing mode, and one end, far away from the water taking cavity, of each exhaust pipe penetrates through the upper end face of the sampling plate;
the sampling plate is internally embedded with a storage battery, each piston plate in the first water taking cavity is embedded with a conducting strip, each first water taking cavity is embedded with a pair of separated conducting layers on the wall of one side cavity close to the exhaust pipe, and each water guiding pipe connected with the second water taking cavity is internally provided with an electromagnetic valve which is connected with a plurality of electromagnetic valves in series through a wire and is commonly connected with the storage battery.
Further, every all sealing sliding connection has a closing plate in the sliding chamber, it is connected with a screw thread axle to rotate on the chamber wall of one side of the quiet stay cord of sliding chamber hole, the screw thread connection that the screw thread axle kept away from chamber wall has the slide, the slide is with the chamber wall sliding connection all around of sliding chamber, many connecting rods of fixedly connected with between slide and the closing plate.
Further, the coaxial fixedly connected with first bevel gear of one end that the screw spindle is close to the stay cord, it is connected with the pivot to slide the sealed rotation on the top chamber wall that the chamber is located first bevel gear place, the coaxial fixedly connected with second bevel gear of lower extreme of pivot, second bevel gear and first bevel gear intermeshing, the coaxial fixedly connected with adjusting knob in upper end of pivot.
Further, the coaxial fixedly connected with ratchet of one end that the screw thread axle is close to the chamber wall, the spout has been seted up on the chamber wall of one side that the slide chamber is close to the stay cord, sliding connection has the slider in the spout, the slider is located the outer fixedly connected with pawl of one end of spout, the pawl is connected with the ratchet cooperation, the upper end fixedly connected with spring of slider, the upper end of spring and the top chamber wall fixed connection of spout.
Furthermore, two symmetrical limiting blocks are fixedly connected to the cavity opening of each sliding cavity.
The invention has the following advantages:
this equipment is through changing the pressure size between the distance control closing plate between closing plate and the sealed piece and the increase characteristics along with the increase of depth of water of hydraulic pressure, comes to take a sample to the water of the different degree of depth to carry out the secondary sample to the water of the same degree of depth when the sampling plate rises, increased sampling efficiency, also improved the accurate nature of water monitoring.
Drawings
FIG. 1 is a schematic structural view of a deep water sampling device for water quality monitoring according to the present invention;
FIG. 2 is a partial structural sectional view of a deep water sampling device for water quality monitoring according to the present invention;
FIG. 3 is a top view of the deep water sampling device for water quality monitoring according to the present invention;
FIG. 4 is a cross-sectional view of the internal structure of a deep water sampling device for water quality monitoring according to the present invention;
FIG. 5 is a side sectional view of the structure of a deep water sampling device for water quality monitoring according to the present invention;
fig. 6 is an enlarged schematic view of a portion a in fig. 4.
In the figure: the device comprises a sampling plate 1, a counterweight cone 2, a pull rope 3, a sliding cavity 4, a sealing block 5, a first water taking cavity 6, a second water taking cavity 7, a water guide pipe 8, a water guide hole 9T, a piston plate 10, an exhaust pipe 11, a sealing plate 12, a sliding plate 13, a threaded shaft 14, a connecting rod 15, a first bevel gear 16, a rotating shaft 17, a second bevel gear 18, an adjusting button 19, a ratchet wheel 20, a sliding groove 21, a sliding block 22, a pawl 23, a spring 24, a limiting block 25, a conducting plate 26 and a conducting layer 27.
Detailed Description
Referring to fig. 1-6, a deep water sampling device for water quality monitoring, includes circular shape sampling plate 1, and the bottom surface central point of sampling plate 1 puts fixedly connected with counter weight awl 2, and the up end central point of sampling plate 1 puts fixedly connected with stay cord 3, has offered a plurality of cross-sections for the smooth chamber 4 of rectangle in sampling plate 1 with the mode of annular permutation, and the one end that stay cord 3 was kept away from in every smooth chamber 4 runs through sampling plate 1, is equipped with sampling mechanism in the sampling plate 1.
The sampling mechanism comprises a plurality of sealing blocks 5, the sealing blocks 5 are respectively connected with a plurality of sliding cavities 4 in a sealing and sliding manner, a first water taking cavity 6 and a second water taking cavity 7 are respectively arranged on two sides of each sliding cavity 4 in the sampling plate 1, one ends of the stay ropes 3, far away from the water taking cavities, of the first water taking cavity 6 and the second water taking cavity 7 are respectively connected with a water guide pipe 8 in a sealing manner, one ends of the water guide pipes 8, far away from the water taking cavities, are communicated with the sliding cavities 4, T-shaped water guide holes 9 are formed in the sealing blocks 5, one check valves are respectively arranged in each water guide pipe 8, piston plates 10 are respectively connected in the first water taking cavity 6 and the second water taking cavity 7 in a sealing and sliding manner, one ends, far away from the water guide pipes 8, of the first water taking cavity 6 and the second water taking cavity 7 are connected with an exhaust pipe 11 in a sealing manner, and one end, far away from the water taking cavity, of each exhaust pipe 11 penetrates through the upper end face of the sampling plate 1.
The storage battery is buried in the sampling plate 1, a conducting strip 26 is embedded on the piston plate 10 in each first water taking cavity 6, a pair of separated conducting layers 27 is embedded on the cavity wall of one side, close to the exhaust pipe 11, of each first water taking cavity 6, an electromagnetic valve is arranged in the water guide pipe 8 connected with each second water taking cavity 7, the conducting layers 27 are connected with the electromagnetic valves in series through conducting wires and are electrically connected with the storage battery together, when all the conducting layers 27 are in contact conduction, the whole circuit is electrified, the electromagnetic valves in the water guide pipe 8 are opened when being electrified, and the electromagnetic valves are closed when being powered off.
Every 4 interior equal sealing sliding connection of sliding chamber have a closing plate 12, it has a screw shaft 14 to rotate on the chamber wall of one side of 4 hole quiet stay cords 3 in sliding chamber, screw shaft 14 keeps away from chamber wall's one end threaded connection has slide 13, slide 13 and sliding chamber 4's chamber wall sliding connection all around, many connecting rods of fixedly connected with 15 between slide 13 and the closing plate 12, screw shaft 14 is close to the first bevel gear 16 of the coaxial fixedly connected with of one end of stay cord 3, sliding chamber 4 is located the sealed rotation on the top chamber wall at first bevel gear 16 place and is connected with pivot 17, the coaxial fixedly connected with second bevel gear 18 of lower extreme of pivot 17, second bevel gear 18 and first bevel gear 16 intermeshing, the coaxial fixedly connected with adjusting button 19 in upper end of pivot 17.
Threaded shaft 14 is close to the coaxial fixedly connected with ratchet 20 of one end on the chamber wall, spout 21 has been seted up on one side chamber wall that sliding chamber 4 is close to stay cord 3, sliding connection has slider 22 in spout 21, slider 22 is located the outer one end fixedly connected with pawl 23 of spout 21, pawl 23 is connected with the ratchet 20 cooperation, slider 22's upper end fixedly connected with spring 24, spring 24's upper end and the top chamber wall fixed connection of spout 21, the stopper 25 of two symmetries of the accent fixedly connected with of every sliding chamber 4 department, stopper 25 is used for cooperating closing plate 12 to extrude sealed piece 5 fixedly on the one hand, prevent sealed piece 5 roll-off from sliding chamber 4 on the one hand.
When the device is used, an operator firstly rotates a plurality of adjusting buttons 19 on the sampling plate 1, the adjusting buttons 19 drive a rotating shaft 17 to rotate, the threaded shaft 14 rotates through the meshing transmission of a first bevel gear 16 and a second bevel gear 18, a sliding plate 13 in a sliding cavity 4 slides towards one end far away from a pull rope 3 under the transmission of threaded connection along with the rotation of the threaded shaft 14, the sliding of a sealing plate 12 is pushed through a connecting rod 15, the distance between the sealing plate 12 and a sealing block 5 is changed to increase the pressure between the sealing plate 12 and the sealing block 5, the number of twisting turns of each adjusting button 19 is controlled to be different, then the sampling plate 1 and the sampling plate are put into water to slowly release the pull rope 3, the sampling plate 1 sinks along with a counterweight cone 2, because the pressure of the sealing block 5 on the sampling plate 1 increases along with the sinking depth, when the water pressure exceeds the air pressure between the sealing block 5 and the sealing plate 12, water pressure will promote sealed piece 5 and slide towards smooth chamber 4, at the 5 slip in-process of sealed piece, T type guiding hole 9 can communicate with aqueduct 8, water will loop through T type guiding hole 9 and aqueduct 8 and get into first water intaking chamber 6 in, water gets into and will promote piston plate 10 to slide behind the first water intaking chamber 6, extrude the air in former first water intaking chamber 6 from blast pipe 11, operating personnel can judge whether fill in the water intaking chamber through observing the bubble, slow down the speed of transferring of stay cord 3, and the pressure difference between sealed piece 5 in every smooth chamber 4 and closing plate 12, thereby can take a sample to the water of different depth of water, and sample convenient and fast.
An operator can observe the bubbling times of the sampling plate 1 after sinking to judge whether the plurality of first water taking cavities 6 are completely sampled or not, the stay cord 3 is pulled upwards after all the first water taking cavities 6 are sampled, the conducting strip 26 on the piston plate 10 is contacted with the conducting layer 27, so that a circuit in the sampling plate 1 is conducted, the electromagnetic valve in the water guide pipe 8 is switched on after the electromagnetic valve in the water guide pipe 8 is electrified, dislocation occurs because the T-shaped water guide hole 9 and the water guide pipe 8 continue to slide inwards along with the descending sealing block 5 of the water depth from the communicated state, when the sampling plate 1 ascends to the sampling depth of the first water taking cavities 6, the T-shaped water guide hole 9 on the sealing block 5 is communicated with the water guide pipe 8 again, water enters the second water taking cavity 7 through the water guide pipe 8, secondary sampling can be performed on water bodies with the same depth at one time, and water and soil sampling is arranged at intervals at two sides, the accidental water body is avoided, the sampling efficiency is improved, and the accuracy of water body monitoring is also improved.
Claims (5)
1. A deep water body sampling device for water quality monitoring comprises a circular sampling plate (1), and is characterized in that a counterweight cone (2) is fixedly connected to the center of the bottom surface of the sampling plate (1), a pull rope (3) is fixedly connected to the center of the upper end surface of the sampling plate (1), a plurality of sliding cavities (4) with rectangular cross sections are formed in the sampling plate (1) in an annular array mode, one end, far away from the pull rope (3), of each sliding cavity (4) penetrates through the sampling plate (1), and a sampling mechanism is arranged in the sampling plate (1);
the sampling mechanism comprises a plurality of sealing blocks (5), the sealing blocks (5) are respectively connected with a plurality of sliding cavities (4) in a sealing and sliding manner, a first water taking cavity (6) and a second water taking cavity (7) are respectively formed in the sampling plate (1) and positioned on two sides of each sliding cavity (4), one ends, far away from the pull rope (3), of the first water taking cavity (6) and the second water taking cavity (7) are respectively connected with a water guide pipe (8) in a sealing manner, one end, far away from the water taking cavity, of each water guide pipe (8) is communicated with the corresponding sliding cavity (4), a T-shaped water guide hole (9) is formed in each sealing block (5), and a one-way valve is arranged in each water guide pipe (8);
piston plates (10) are connected in the first water taking cavity (6) and the second water taking cavity (7) in a sealing sliding mode, one ends, far away from the water guide pipe (8), of the first water taking cavity (6) and the second water taking cavity (7) are connected with exhaust pipes (11) in a sealing mode, and one end, far away from the water taking cavity, of each exhaust pipe (11) penetrates through the upper end face of the sampling plate (1);
the sampling plate (1) is embedded with the battery, every piston plate (10) in first water intaking chamber (6) are gone up to inlay and are equipped with conducting strip (26), every first water intaking chamber (6) are close to on one side chamber wall of blast pipe (11) and inlay and be equipped with conducting layer (27) of a pair of separation, every be provided with the solenoid valve in aqueduct (8) that second water intaking chamber (7) are connected, it is many right conducting layer (27) establish ties and be connected with the battery electricity jointly through wire and a plurality of solenoid valves.
2. The deep water sampling device for water quality monitoring according to claim 1, wherein a sealing plate (12) is hermetically and slidably connected in each sliding cavity (4), a threaded shaft (14) is rotatably connected to the cavity wall on one side of the quiet pull rope (3) of the hole of the sliding cavity (4), a sliding plate (13) is connected to one end, far away from the cavity wall, of the threaded shaft (14) in a threaded manner, the sliding plate (13) is slidably connected with the peripheral cavity wall of the sliding cavity (4), and a plurality of connecting rods (15) are fixedly connected between the sliding plate (13) and the sealing plate (12).
3. The deep water sampling device for water quality monitoring according to claim 2, wherein one end of the threaded shaft (14) close to the pull rope (3) is coaxially and fixedly connected with a first bevel gear (16), the sliding cavity (4) is positioned on the upper cavity wall where the first bevel gear (16) is positioned and is connected with a rotating shaft (17) in a sealing and rotating manner, the lower end of the rotating shaft (17) is coaxially and fixedly connected with a second bevel gear (18), the second bevel gear (18) and the first bevel gear (16) are meshed with each other, and the upper end of the rotating shaft (17) is coaxially and fixedly connected with an adjusting button (19).
4. The deep water sampling device for water quality monitoring according to claim 3, wherein one end of the threaded shaft (14) close to the cavity wall is coaxially and fixedly connected with a ratchet wheel (20), one side of the sliding cavity (4) close to the pull rope (3) is provided with a sliding groove (21), the sliding groove (21) is internally and slidably connected with a sliding block (22), the sliding block (22) is located at one end outside the sliding groove (21) and is fixedly connected with a pawl (23), the pawl (23) is connected with the ratchet wheel (20) in a matched manner, the upper end of the sliding block (22) is fixedly connected with a spring (24), and the upper end of the spring (24) is fixedly connected with the top cavity wall of the sliding groove (21).
5. The deep water sampling device for water quality monitoring according to claim 4, wherein two symmetrical limiting blocks (25) are fixedly connected to the mouth of each sliding cavity (4).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111094395.2A CN113532955B (en) | 2021-09-17 | 2021-09-17 | Deep water sampling device for water quality monitoring |
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| CN202111094395.2A CN113532955B (en) | 2021-09-17 | 2021-09-17 | Deep water sampling device for water quality monitoring |
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| CN113532955B CN113532955B (en) | 2021-11-16 |
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Cited By (2)
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| CN116735284A (en) * | 2023-08-14 | 2023-09-12 | 山东食圣酿造食品有限公司 | Soy sauce sampling device |
| CN117405459A (en) * | 2023-12-15 | 2024-01-16 | 北京沃太斯环保科技发展有限公司 | Layered water taking device and method for underground water monitoring well |
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| CN113532955B (en) | 2021-11-16 |
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