CN112629941A - Groundwater heavy metal content monitoring devices - Google Patents
Groundwater heavy metal content monitoring devices Download PDFInfo
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- CN112629941A CN112629941A CN202011533078.1A CN202011533078A CN112629941A CN 112629941 A CN112629941 A CN 112629941A CN 202011533078 A CN202011533078 A CN 202011533078A CN 112629941 A CN112629941 A CN 112629941A
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- underground water
- sampling
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- heavy metal
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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
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/06—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums
- B01D33/067—Construction of the filtering drums, e.g. mounting or sealing arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/80—Accessories
- B01D33/801—Driving means, shaft packing systems or the like
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Hydrology & Water Resources (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a device for monitoring the heavy metal content in underground water, which is characterized in that a sampling position is isolated and sealed through an air bag structure, a screw rod is matched to carry out sampling detection at different depths, and meanwhile, a rotational flow blade can be driven to rotate through the water flow force of the underground water, so that a filter tube rotates, solid impurities can be separated in a rotating way while being filtered, and the filter tube is prevented from being blocked, and the device is characterized in that a driving motor is arranged in a fixed seat, one end of the screw rod is connected with a motor shaft of the driving motor, a guide slide rod is arranged on the fixed seat, the guide slide rod is parallel to the screw rod, a sampling slide seat is sleeved on the other end of the screw rod and sleeved on the other end of the guide slide rod, an upper fixed frame is arranged at the upper end of the sampling slide seat, a lower fixed frame is arranged at the lower end, the lower fixing frame is provided with a sealing air bag which is an annular air bag, and the interior of the sampling sliding seat is provided with a ventilation channel.
Description
Technical Field
The invention discloses a device for monitoring heavy metal content in underground water, relates to a device capable of monitoring the heavy metal content in the underground water, and belongs to the field of water pollution prevention and control. In particular to a through gasbag structure to sampling department isolated sealed, and the cooperation lead screw can carry out the sample detection at the different degree of depth, can drive the whirl leaf through the water force of groundwater simultaneously and rotate to make the chimney filter rotatory, can avoid the monitoring devices of chimney filter jam with solid impurity rotation separation when filtering solid impurity.
Background
The underground water flows very slowly, once polluted, the water quality recovery of the underground water consumes a large amount of time, meanwhile, according to the national regulation, the underground water pollution needs to be evaluated before the land is re-developed and utilized, the heavy metal content detection is one of the detection indexes, the traditional detection mode is to arrange a group well at the same monitoring point, the purpose of collecting typical underground water samples with different depths is realized by arranging sieve pipes at different depths of a water-bearing layer, but the position of the sieve pipe needs to be changed back and forth when the underground water with different depths is collected, the depth adjustment is inconvenient, and the heavy metal content of the underground water with different depths has difference when the underground water with different depths is collected, the upper layer underground water and the lower layer underground water at the collected parts are difficult to be effectively isolated when the sieve pipes are collected, the collected underground water is easy to, and notice number CN111912665A discloses a deep groundwater heavy metal content detection device among the prior art, rotates through the screw rod and makes sampling device stabilize and slide from top to bottom in the inside of predrilled hole, forms the sampling to the groundwater of different degree of depth in same position department, but the device is difficult to keep apart the groundwater of upper and lower water layer when the sampling, and the groundwater of sampling mixes easily to influence monitoring accuracy.
Disclosure of Invention
In order to improve the situation, the underground water heavy metal content monitoring device provided by the invention has the advantages that the sampling position is isolated and sealed through the air bag structure, sampling detection can be carried out at different depths by matching with the screw rod, and meanwhile, the rotational flow blades can be driven to rotate through the flow force of underground water, so that the filter pipe rotates, solid impurities can be rotationally separated while being filtered, and the filter pipe is prevented from being blocked.
The invention relates to a device for monitoring the heavy metal content of underground water, which is realized by the following steps: the invention relates to a device for monitoring the heavy metal content of underground water, which consists of a driving device, a filtering device and an extraction device, wherein the driving device consists of a fixed seat, a guide slide rod, a lead screw and a driving motor, the driving motor is arranged in the fixed seat, one end of the lead screw is connected with a motor shaft of the driving motor, the guide slide rod is arranged on the fixed seat and is parallel to the lead screw, the filtering device consists of a sealed air bag, a filter tube, a swirl vane, an inflation tube, a sampling slide seat, a connecting sleeve, a rotating sleeve, an upper fixing frame, an air passage, a communicating tube, a supporting frame and a lower fixing frame, the sampling slide seat is sleeved on the other end of the lead screw and is sleeved on the other end of the guide slide rod, the upper fixing frame is arranged at the upper end of the sampling slide seat, the lower fixing frame is arranged at the, the sealed air bags are annular air bags, an air passage is formed in the sampling slide seat, the two sealed air bags are respectively communicated with two ends of the air passage through communicating pipes, one end of each air inflation pipe is communicated with the sealed air bags, the other end of each air inflation pipe extends to be arranged on the fixed seat, each connecting sleeve is arranged on the sampling slide seat and is close to the lower fixed frame, the section of each connecting sleeve is T-shaped, each rotating sleeve is sleeved on each connecting sleeve, the section of each rotating sleeve is C-shaped, a plurality of rotating vanes are arranged on the outer wall of each rotating sleeve in an equiangular mode, each rotating vane is an arc-shaped vane, one end of each filter pipe is arranged at the bottom of the upper fixed frame through a supporting frame and sleeved on the sampling slide seat, the other end of each filter pipe is arranged at the top of each rotating sleeve through the supporting frame, the pipe diameter of each filter pipe is increased and then decreased, each extraction device is composed of, the other end of the pumping pipe is arranged at the top of the upper fixing frame, the one-way valve is arranged on the pumping pipe, one end of the connecting pipe is communicated with the pumping pipe, the other end of the connecting pipe penetrates through the upper fixing frame and extends into the filter pipe, and the liquid inlet pipe is communicated with the other end of the connecting pipe and is positioned inside the filter pipe.
Has the beneficial effects.
The sampling positions at corresponding positions can be isolated and sealed from the upper layer and the lower layer, and the mixing influence of underground water of the upper layer and the lower layer is avoided.
And secondly, the underground water undercurrent can be utilized to drive the filter screen to rotate, so that the filter screen is prevented from being blocked and the underground water sampling speed is prevented from being influenced.
And thirdly, the sampling depth can be freely adjusted, and groundwater of different depths can be sampled and monitored.
Fourthly, the structure is simple, and the device is convenient and practical.
Fifthly, the cost is low, and the popularization is convenient.
Drawings
FIG. 1 is a schematic structural diagram of a device for monitoring the heavy metal content in underground water according to the present invention;
FIG. 2 is a schematic structural diagram of a sampling slide carriage of the underground water heavy metal content monitoring device of the present invention;
FIG. 3 is a schematic structural diagram of a sampling slide connection tube of the underground water heavy metal content monitoring device of the present invention;
FIG. 4 is a three-dimensional structure diagram of a filter screen of the underground water heavy metal content monitoring device.
In the attached drawings
Wherein the method comprises the following steps: fixing base (1), take out and adopt pipe (2), stratum (3), groundwater leads to dark way (4), air-tight bag (5), chimney filter (6), whirl leaf (7), direction slide bar (8), lead screw (9), gas tube (10), driving motor (11), check valve (12), connecting pipe (13), feed liquor pipe (14), sample slide (15), adapter sleeve (16), rotating sleeve (17), upper fixing frame (18), passageway (19) of ventilating, communicating pipe (20), support frame (21), lower fixing frame (22).
The specific implementation mode is as follows:
the invention relates to a device for monitoring the heavy metal content of underground water, which is realized by the following steps: the invention relates to a device for monitoring the heavy metal content of underground water, which consists of a driving device, a filtering device and an extraction device, wherein the driving device consists of a fixed seat (1), a guide slide bar (8), a lead screw (9) and a driving motor (11), the driving motor (11) is arranged in the fixed seat (1), one end of the lead screw (9) is connected with a motor shaft of the driving motor (11), the guide slide bar (8) is arranged on the fixed seat (1), the guide slide bar (8) is parallel to the lead screw (9), the filtering device consists of a sealing air bag (5), a filter tube (6), a rotational flow blade (7), an inflation tube (10), a sampling slide seat (15), a connecting sleeve (16), a rotating sleeve (17), an upper fixing frame (18), an air vent channel (19), a communicating tube (20), a supporting frame (21) and a lower fixing frame (22), the sampling slide seat (15) is sleeved on the other end, the other end of the guide sliding rod (8) is sleeved with the upper fixing frame (18), the upper end of the sampling sliding seat (15) is arranged in the upper fixing frame (18), the lower fixing frame (22) is arranged at the lower end of the sampling sliding seat (15), the upper fixing frame (18) is provided with the sealing air bags (5), the sealing air bags (5) are arranged on the lower fixing frame (22), the sealing air bags (5) are annular air bags, an air passage (19) is formed in the sampling sliding seat (15), the two sealing air bags (5) are respectively communicated with two ends of the air passage (19) through a communicating pipe (20), one end of the inflation pipe (10) is communicated with the sealing air bags (5), the other end of the inflation pipe (10) extends to be arranged on the fixing seat (1), the connecting sleeve (16) is sleeved on the sampling sliding seat (15) and is close to the lower fixing frame (22), the section of the connecting sleeve (16) is T-shaped, and the rotating sleeve, the section of the rotating sleeve (17) is C-shaped, a plurality of cyclone blades (7) are arranged on the outer wall of the rotating sleeve (17) at equal angles, the cyclone blades (7) are arc-shaped blades, one end of the filter tube (6) is arranged at the bottom of the upper fixing frame (18) through a support frame (21) and sleeved on the sampling sliding seat (15), the other end of the filter tube (6) is arranged at the top of the rotating sleeve (17) through the support frame (21), the diameter of the filter tube (6) is firstly increased and then decreased, the extraction device comprises an extraction tube (2), a one-way valve (12), a connecting tube (13) and a liquid inlet tube (14), one end of the extraction tube (2) is arranged on the fixing seat (1), the other end of the extraction tube (2) is arranged at the top of the upper fixing frame (18), the one-way valve (12) is arranged on the extraction tube (2), one end of the connecting tube (13) is communicated with the extraction tube (2), and the other end of the connecting tube (13) passes through the upper fixing frame (18) and extends to the inside, the other end of the liquid inlet pipe (14) is communicated with the other end of the connecting pipe (13) and is positioned inside the filter pipe (6).
When the underground water sampling device is used, the driving device is placed at a drill hole of a rock stratum (3), the filtering device is placed into the drill hole of the rock stratum (3), the driving motor (11) is started, a motor shaft of the driving motor (11) drives the screw rod (9) to rotate, the filtering device is driven by the screw rod (9) to move at different depths up and down, the filtering device is enabled to be in contact with the underground water through the hidden channel (4), after the filtering device moves to a sampling position, the external inflating device inflates the air bags through the inflating pipe (10), the two air bags are inflated through the communicating pipe (20) and the ventilating channel (19) and expand simultaneously, so that the sampling drill hole is blocked, the underground water at the upper layer and the lower layer of the filtering device is isolated, then the underground water is sampled through the pumping pipe (2), the connecting pipe (13) and the liquid inlet pipe (14) through external pumping equipment, the filtering pipe (6) forms surrounding protection on the liquid inlet pipe (14) outside the liquid inlet pipe (14, the underground solid impurities are prevented from entering the pipe to affect monitoring, meanwhile, a support frame (21) at the bottom of the filter pipe (6) is fixedly connected with a rotating sleeve (17) of the cyclone blade (7), the cyclone blade (7) is driven by underground water to rotate, the filter pipe (6) is driven to rotate by the underground water, and the intercepted solid impurities on the filter pipe are rotationally separated, so that a sampling position is isolated and sealed through an air bag structure, the lead screw (9) is matched to perform sampling detection at different depths, and meanwhile, the cyclone blade (7) can be driven to rotate by the flow force of underground water, so that the filter pipe (6) rotates, the solid impurities can be rotationally separated while being filtered, and the filter pipe (6) is prevented from being blocked;
the guide sliding rod (8) and the lead screw (9) are parallel, when the lead screw (9) pushes the filtering device to move, the guide sliding rod (8) can copy the lead screw (9) to guide the filtering device, and the filtering device is prevented from deviating;
the air bag structure comprises a sealing air bag (5) on the upper fixing frame (18) and a sealing air bag (5) on the lower fixing frame (22), the sealing air bag (5) is arranged on the upper fixing frame (18), and the sealing air bag (5) is arranged on the lower fixing frame (22), so that the sealing air bag (5) can expand and expand, underground water on the upper side and the lower side of a sampling position is isolated, and the mixed influence of the underground water on the upper layer and the lower layer is avoided;
the sealing air bag (5) is designed to be an annular air bag, and the hole wall of the drilled hole of the rock stratum (3) can be attached and supported through elastic deformation of the sealing air bag (5), so that the sealing performance of the sealing air bag (5) is further improved;
the section of the connecting sleeve (16) is T-shaped, the section of the rotating sleeve (17) is C-shaped, the rotating sleeve (17) can be fixedly clamped on the connecting sleeve (16), so that the stability between the rotating sleeve (17) and the connecting sleeve (16) is improved, the rotating sleeve (17) can rotate relative to the connecting sleeve (16), and the filtering tube (6) phase sampling sliding seat (15) is driven to rotate;
the swirl vanes (7) are designed to be arc-shaped blades, so that the contact area between the swirl vanes (7) and underground water can be increased, the swirl vanes (7) can rotate more quickly, and the filter pipes (6) are driven to rotate;
the design that the pipe diameter of the filter pipe (6) is increased and then reduced is adopted, so that on one hand, the contact area between the filter pipe (6) and underground water can be enlarged, more solid impurities can be intercepted, and on the other hand, when the filter pipe (6) rotates, centrifugal forces in different directions can be generated, and the solid impurities can be thrown away;
the design that the swirl vanes (7) and the filter pipes (6) are matched is adopted, when the cyclone separator is used, the swirl vanes (7) are driven by the flow force of groundwater to rotate, and meanwhile, the rotating sleeve (17) is driven to rotate, so that the filter pipes (6) on the top of the rotating sleeve (17) rotate, and the filter pipes (6) can rotate and throw away solid impurities adhered to the filter pipes while filtering;
the guide slide bar (8) and the lead screw (9) are matched, when the rock drilling machine is used, the lead screw (9) is driven by the driving motor (11) to rotate, so that the sampling slide seat (15) is pushed, meanwhile, the sampling slide seat (15) slides on the guide slide bar (8), the guide slide bar (8) assists the lead screw (9) to guide the sampling slide seat (15), and the sampling slide seat (15) is prevented from deviating and being collided with a rock stratum (3) drilled hole;
reach and to completely cut off sealedly to sampling department through the gasbag structure, and cooperate lead screw (9) to carry out the sample detection at the different degree of depth, simultaneously can drive whirl leaf (7) through the water force of groundwater and rotate to make chimney filter (6) rotatory, can avoid the mesh that chimney filter (6) blockked up with solid impurity rotation separation when carrying out the filterable to solid impurity.
Claims (10)
1. The utility model provides an underground water heavy metal content monitoring devices which characterized by: the device comprises a driving device, a filtering device and an extraction device, wherein the driving device comprises a fixed seat, a guide slide bar, a lead screw and a driving motor, the driving motor is arranged in the fixed seat, one end of the lead screw is connected with a motor shaft of the driving motor, the guide slide bar is arranged on the fixed seat, the filtering device comprises a sealed air bag, a filter tube, a swirl vane, an inflation tube, a sampling slide seat, a connecting sleeve, a rotating sleeve, an upper fixing frame, an aeration channel, a communicating tube, a supporting frame and a lower fixing frame, the sampling slide seat is sleeved on the other end of the lead screw and sleeved on the other end of the guide slide bar, the upper fixing frame is arranged at the upper end of the sampling slide seat, the lower fixing frame is arranged at the lower end of the sampling slide seat, the aeration channel is arranged in the sampling slide seat, the two sealed air bags are respectively communicated with two ends, the connecting sleeve is arranged on the sampling sliding seat and is close to the lower fixing frame, the rotating sleeve is arranged on the connecting sleeve, a plurality of cyclone blades are arranged on the outer wall of the rotating sleeve at equal angles, one end of the filter tube is arranged at the bottom of the upper fixing frame through the supporting frame and is sleeved on the sampling sliding seat, the other end of the filter tube is arranged at the top of the rotating sleeve through the supporting frame, the extraction device is composed of an extraction tube, a one-way valve, a connecting tube and a liquid inlet tube, one end of the extraction tube is arranged on the fixing seat, the other end of the extraction tube is arranged at the top of the upper fixing frame, the one-way valve is arranged on the extraction tube, one end of the connecting tube is communicated with the extraction tube, the other end of the connecting tube penetrates through the upper fixing frame and extends.
2. The underground water heavy metal content monitoring device of claim 1, characterized in that through the gasbag structure to sample the department and isolate sealedly, and cooperate the lead screw can carry out the sample detection at the different degree of depth, can drive the whirl leaf to rotate through the rivers power of groundwater simultaneously to make the chimney filter rotatory, can avoid the chimney filter to block up with solid impurity rotary separation when filtering solid impurity.
3. The underground water heavy metal content monitoring device according to claim 1, wherein the air bag structure comprises a sealing air bag on the upper fixing frame and a sealing air bag on the lower fixing frame, the sealing air bags expand and unfold to isolate underground water on the upper side and the lower side of a sampling position, and mixed influence of the underground water on the upper layer and the lower layer is avoided.
4. The underground water heavy metal content monitoring device according to claim 3, wherein the sealing air bag is an annular air bag, and the hole wall of the rock stratum drilled hole can be attached and supported through elastic deformation of the sealing air bag, so that the sealing performance of the sealing air bag is further improved.
5. The underground water heavy metal content monitoring device of claim 1, wherein the cross section of the connecting sleeve is T-shaped, and the cross section of the rotating sleeve is C-shaped, so that the rotating sleeve is fixedly clamped on the connecting sleeve, the stability between the rotating sleeve and the connecting sleeve is increased, the rotating sleeve can rotate relative to the connecting sleeve, and the filtering pipe phase sampling sliding seat is driven to rotate.
6. The underground water heavy metal content monitoring device according to claim 1, wherein the swirl vanes are arc-shaped vanes, and the contact area between the swirl vanes and underground water can be increased, so that the swirl vanes can rotate more quickly, and further the filter pipes are driven to rotate.
7. The underground water heavy metal content monitoring device according to claim 1, wherein the diameter of the filter tube is first enlarged and then reduced, so that on one hand, the contact area between the filter tube and underground water can be enlarged to intercept more solid impurities, and on the other hand, the filter tube can generate centrifugal forces in different directions when rotating to throw away the solid impurities.
8. The underground water heavy metal content monitoring device of claim 1, wherein the guide slide bar and the screw rod are matched, and when in use, the screw rod is driven by the driving motor to rotate, so that the sampling slide seat is pushed, meanwhile, the sampling slide seat slides on the guide slide bar, and the guide slide bar assists the screw rod to guide the sampling slide seat, so that the sampling slide seat is prevented from deviating and colliding with a rock stratum drill hole.
9. The underground water heavy metal content monitoring device of claim 1, characterized in that the design that the whirl leaf and the filter tube cooperate, during the use, the whirl leaf rotates under the drive of groundwater water flow power, drives simultaneously and rotates the cover and rotate to make the filter tube on the cover top of rotating rotate, and then make the filter tube can rotate the solid impurity that adheres to it and throw away when filterable.
10. The underground water heavy metal content monitoring device of claim 8, wherein the guide slide bar and the lead screw are parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011533078.1A CN112629941A (en) | 2020-12-23 | 2020-12-23 | Groundwater heavy metal content monitoring devices |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011533078.1A CN112629941A (en) | 2020-12-23 | 2020-12-23 | Groundwater heavy metal content monitoring devices |
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| CN112629941A true CN112629941A (en) | 2021-04-09 |
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| CN202011533078.1A Pending CN112629941A (en) | 2020-12-23 | 2020-12-23 | Groundwater heavy metal content monitoring devices |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113295456A (en) * | 2021-05-24 | 2021-08-24 | 谢鹤 | Sampling equipment for sand area investigation |
| CN114225497A (en) * | 2021-12-21 | 2022-03-25 | 张爱萍 | Hydraulic engineering is with carrying water source filter tube |
| CN116804602A (en) * | 2023-08-24 | 2023-09-26 | 河南琢磨检测研究院有限公司 | Water quality analysis equipment for acquiring samples by multiple parameters |
| CN117109984A (en) * | 2023-07-28 | 2023-11-24 | 陕西地矿九0八环境地质有限公司 | Layered water taking device and layered water taking method |
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| CN111947988A (en) * | 2020-08-24 | 2020-11-17 | 中国地质调查局西安地质调查中心(西北地质科技创新中心) | Device for layered pumping and sampling of underground water and test method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113295456A (en) * | 2021-05-24 | 2021-08-24 | 谢鹤 | Sampling equipment for sand area investigation |
| CN113295456B (en) * | 2021-05-24 | 2023-08-22 | 广州道彰工程科技有限公司 | Sampling equipment for sand region investigation |
| CN114225497A (en) * | 2021-12-21 | 2022-03-25 | 张爱萍 | Hydraulic engineering is with carrying water source filter tube |
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| CN117109984A (en) * | 2023-07-28 | 2023-11-24 | 陕西地矿九0八环境地质有限公司 | Layered water taking device and layered water taking method |
| CN117109984B (en) * | 2023-07-28 | 2024-02-06 | 陕西地矿九0八环境地质有限公司 | Layered water taking device and layered water taking method |
| CN116804602A (en) * | 2023-08-24 | 2023-09-26 | 河南琢磨检测研究院有限公司 | Water quality analysis equipment for acquiring samples by multiple parameters |
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