CN111257047B - Environment monitoring water sample collecting and storing device and method - Google Patents
Environment monitoring water sample collecting and storing device and method Download PDFInfo
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- CN111257047B CN111257047B CN201911183769.0A CN201911183769A CN111257047B CN 111257047 B CN111257047 B CN 111257047B CN 201911183769 A CN201911183769 A CN 201911183769A CN 111257047 B CN111257047 B CN 111257047B
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- G01—MEASURING; TESTING
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- 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
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Abstract
The invention discloses an environmental monitoring water sample collecting and storing device and method, and aims to overcome the defects of inconvenient operation and low working efficiency of environmental monitoring water sample collecting. The device comprises a collection seat, wherein the lower end of the collection seat is connected with a pull rope, a plurality of collection holes are uniformly distributed on the collection seat, a slidable sealed floating block is placed in each collection hole, the upper end of each collection hole is connected with an end cover, and a liquid inlet hole is formed in each end cover; the upper surface of the end cover is connected with a cover plate, an air bag cushion is tightly connected between the cover plate and the end cover, the air bag cushion tightly covers the liquid inlet hole, and a liquid passing gap is arranged between the cover plate and the end cover; the installation launches torsional spring and guide arm on the end cover, corresponds with the guide arm on the apron and is equipped with and dodges the hole, launches torsional spring one end and end cover fastening connection, is equipped with the needle of stabbing towards the setting of gasbag pad on the other end, and the cover is equipped with sliding sleeve and lower sliding sleeve on the guide arm, goes up the sliding sleeve and stabs and is connected the acting as go-between the needle, and the lower sliding sleeve is gone up and is connected the lead wire, and the lead wire passes and dodges the hole, and the body is connected to the lead wire upper end.
Description
Technical Field
The invention relates to the technical field of environmental monitoring, in particular to an environmental monitoring water sample collecting and storing device and method.
Background
At present, when environment monitoring is carried out, water samples at different water depth positions need to be sampled and detected, a common method is that a liquid inlet of a sampling pipe is placed at a specified water depth position, then the water sample at the position is extracted, and the water sample is placed in other storage equipment for storage after being taken. This kind of sampling mode operation is inconvenient, and the water sample of gathering moreover need be deposited other equipment in, has increased the input of equipment, and work efficiency is low.
Disclosure of Invention
The invention overcomes the defects of inconvenient environment monitoring water sample collection operation and low working efficiency, and provides the environment monitoring water sample collection and storage device and the method, which are greatly convenient for the collection operation of the environment monitoring water sample and improve the working efficiency.
In order to solve the technical problems, the invention adopts the following technical scheme: the lower end of the collecting seat is connected with a pull rope, a plurality of collecting holes are uniformly formed in the collecting seat, a slidable closed floating block is placed in each collecting hole, the upper end of each collecting hole is connected with an end cover, a liquid inlet hole is formed in each end cover, a plurality of lower magnetic blocks are arranged in the closed floating blocks and close to the upper surface of each closed floating block, a plurality of upper magnetic blocks are arranged in the end covers and close to the liquid inlet holes, the closed floating blocks float upwards after the collecting holes are full of water samples, and the lower magnetic blocks and the upper magnetic blocks attract each other to enable the closed floating blocks to tightly cover the liquid inlet holes; a cover plate is connected on the upper surface of the end cover, an air bag cushion is tightly connected between the cover plate and the end cover, the air bag cushion tightly covers the liquid inlet hole, and a liquid through gap is formed between the cover plate and the end cover; the installation launches torsional spring and guide arm on the end cover, correspond with the guide arm on the apron and be equipped with and dodge the hole, launch torsional spring one end and end cover fastening connection, be equipped with the needle of stabbing towards the setting of gasbag pad on the other end, the cover is equipped with sliding sleeve and lower sliding sleeve on the guide arm, go up the sliding sleeve and stab and be connected the acting as go-between the needle, connect the lead wire on the lower sliding sleeve, the lead wire passes and dodges the hole, lead wire upper end connection body, the length of lead wire is corresponding with the sample depth of water sample, the back is straightened completely to the lead wire, go up sliding sleeve and lower sliding sleeve and all slip from the guide arm, stab the needle and launch and puncture gasbag pad to the gasbag pad, the feed liquor hole is opened, the water sample flows into and gathers downtheholely.
When the water sample is collected, firstly, according to the water samples at different depth positions to be sampled, a plurality of leads corresponding to the depths one by one are cut, the lower ends of the leads are connected to the lower sliding sleeve, and the upper ends of the leads are connected with the floating body; then the collecting seat is put into a sampling water area, the pull rope is held by hands, the collecting seat sinks, the lead is pulled down along with the sinking of the collecting seat in the initial stage, and the floating body floats on the water surface. After the collection seat is sunk to a first sampling position, the lead corresponding to the depth is straightened under the buoyancy action of the floating body, the collection seat continues to sink, so that the lower sliding sleeve connected with the lower end of the lead slides away from the guide rod, the upper sliding sleeve is pushed away from the guide rod by the lower sliding sleeve, the poking needle is ejected towards the air bag cushion and punctures the air bag cushion under the action of an ejection torsion spring, the liquid inlet hole is opened after the air bag cushion is deflated, a water sample at the depth position flows into the collection hole, the closed floating block floats upwards after the collection hole collects the full water sample, and the lower magnetic block and the upper magnetic block attract each other to enable the closed floating block to tightly cover the liquid inlet hole; after the collecting seat continues to sink to a plurality of sampling positions below, each position repeats the actions to finish sampling; after the sample is accomplished, upwards stimulate the stay cord, will gather the seat and pull out the surface of water, cover the apron tightly, make apron zonulae occludens on the end cover upper surface to closely cover the feed liquor hole, the water sample of gathering is directly deposited in and is gathered downtheholely, with whole collection seat take back can. Along with the water sample of the different depth of water positions of collection seat's collection that sinks, sink once and just can accomplish the sample in a plurality of positions, work efficiency is high. The environmental monitoring water sample collecting and storing device greatly facilitates the collecting operation of the environmental monitoring water sample and improves the working efficiency.
Preferably, the lower end of the closed floating block is provided with a positioning magnetic block, the bottom surface of the collecting hole is provided with a fixed magnetic block, and the positioning magnetic block and the fixed magnetic block are mutually attracted. Before the liquid inlet hole is opened, the closed floating block is arranged at the bottom of the collecting hole. The positioning magnetic block and the fixed magnetic block attract each other to ensure that the closed floating block can be reliably arranged at the bottom of the acquisition hole.
Preferably, a plurality of positioning lugs are uniformly distributed on the outer edge of the closed floating block and are arranged close to the inner wall of the collecting hole. The setting of location lug makes the sealed kicking block upwards slide more steadily reliable, guarantees that the sealed kicking block rises to the leakproofness behind the lid closes the feed liquor hole.
Preferably, the upper surface of the closed floating block is of a plane structure, and the end face, facing the collecting hole, of the end cover is of a plane structure. After the planar structures are mutually attached, the contact area is large, and the sealing effect is good.
As preferred, gather the seat lower extreme and can dismantle the connection balancing weight, the stay cord is connected at the balancing weight lower extreme. The balancing weight reduces the gravity center height of the whole collecting seat, so that the collecting seat is more stable in the sinking process.
Preferably, a layer of sealing gasket is arranged on the lower surface of the cover plate, the cover plate is connected with a screw, and the screw is in threaded connection with the upper end of the end cover and can enable the cover plate to be tightly covered on the upper surface of the end cover. After the collection seat is pulled away from the water surface, the screws are further screwed down, so that the cover plate is tightly connected to the upper surface of the end cover, and the sealing performance of connection is improved by the sealing gasket.
Preferably, a circle of annular sealing groove is formed in the upper surface of the end cover, close to the edge of the liquid inlet hole, the two sides of the sealing groove and the upper surface of the end cover are in arc transition, and the sealing groove is filled with the airbag cushion. The sealing groove improves the rear reliability of the connection of the airbag cushion and is not easy to slide.
Preferably, the upper surface of the end cover is provided with a mounting groove close to the edge of the airbag cushion, and the ejection torsion spring is mounted in the mounting groove. The ejection torsion spring is arranged in the mounting groove, and the mounting is convenient and reliable.
Preferably, the upper end of the liquid inlet hole is provided with a filter screen plate. The filter screen plate plays a role in filtering on one hand, and plays a good role in supporting the air bag cushion on the other hand, so that the air bag cushion is more reliably covered with the liquid inlet hole.
A water sample collection method of an environment monitoring water sample collection and storage device comprises the following steps: firstly, according to water samples at different depth positions to be sampled, cutting a plurality of leads corresponding to the depths one by one, connecting the lower ends of the leads to a lower sliding sleeve, and connecting the upper ends of the leads to a floating body; secondly, placing the collecting seat in a sampling water area, holding the pull rope by hand, sinking the collecting seat, and pulling down the lead wire along with the sinking of the collecting seat in the initial stage so that the floating body floats on the water surface; thirdly, after the collection seat is sunk to the first sampling position, the lead corresponding to the depth is straightened under the buoyancy action of the floating body, the collection seat is continuously sunk, so that the lower sliding sleeve connected with the lower end of the lead slides away from the guide rod, the upper sliding sleeve is pushed away from the guide rod by the lower sliding sleeve, the poking needle is ejected towards the air bag cushion and punctures the air bag cushion under the action of an ejection torsion spring, the liquid inlet hole is opened after the air bag cushion is deflated, the water sample at the depth position flows into the collection hole, the closed floating block floats upwards after the collection hole is full of the water sample, and the lower magnetic block and the upper magnetic block attract each other to enable the closed floating block to tightly cover the liquid inlet hole; fourthly, after the collecting seat continuously sinks to a plurality of sampling positions below, each position repeats the action of the third step to finish sampling; and fifthly, after sampling is completed, pulling the pull rope upwards to pull the collecting seat out of the water surface, tightly covering the cover plate, and tightly connecting the cover plate on the upper surface of the end cover, so that the liquid inlet hole is tightly covered, the collected water sample is directly stored in the collecting hole, and the whole collecting seat is taken back.
Compared with the prior art, the invention has the beneficial effects that: environmental monitoring water sample collection convenient operation, work efficiency is high.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is an enlarged partial schematic view of the present invention;
in the figure: 1. the collecting seat comprises a collecting seat, 2, a pull rope, 3, a balancing weight, 4, a collecting hole, 5, a closed floating block, 6, a positioning magnetic block, 7, a fixed magnetic block, 8, a positioning lug, 9, an end cover, 10, a liquid inlet hole, 11, a lower magnetic block, 12, an upper magnetic block, 13, a cover plate, 14, an airbag cushion, 15, an ejection torsion spring, 16, a guide rod, 17, an avoiding hole, 18, a poking needle, 19, an upper sliding sleeve, 20, a lower sliding sleeve, 21, a pull wire, 22, a lead, 23, a floating body, 24, a sealing gasket, 25, a screw, 26, a sealing groove, 27, a mounting groove, 28, a filter screen plate, 29, a supporting protrusion, 30 and a lifting handle.
Detailed Description
The technical scheme of the invention is further described in detail by the following specific embodiments in combination with the attached drawings:
example (b): the utility model provides an environment monitoring water sample gathers strorage device (see figure 1, figure 2), includes columnar collection seat 1, gathers a lower extreme and connects stay cord 2, gathers a lower extreme and can dismantle and connect balancing weight 3, and the balancing weight is big-end-up's toper structure, and the stay cord is connected at the balancing weight lower extreme. A plurality of collecting holes 4 are uniformly arranged on the collecting seat, the upper ends of the collecting holes are open, and the lower ends of the collecting holes are closed. Place slidable and seal floater 5 in gathering the hole, seal the floater lower extreme and be equipped with location magnetic path 6, gather the fixed magnetic path 7 of hole bottom surface installation, location magnetic path and fixed magnetic path inter attraction. The outer edge of the closed floating block is uniformly provided with a plurality of positioning lugs 8 which are arranged close to the inner wall of the collecting hole.
The upper end of the collecting hole is connected with an end cover 9, a liquid inlet hole 10 is formed in the end cover, a plurality of lower magnetic blocks 11 are arranged in the closed floating block at positions close to the upper surface, a plurality of upper magnetic blocks 12 are arranged in the end cover at positions close to the liquid inlet hole, the closed floating block floats upwards after the collecting hole collects a full water sample, and the lower magnetic blocks and the upper magnetic blocks attract each other to enable the closed floating block to tightly cover the liquid inlet hole; the upper surface of the closed floating block is of a plane structure, and the end face, facing the collecting hole, of the end cover is of a plane structure. A cover plate 13 is connected on the upper surface of the end cover, an air bag cushion 14 is tightly connected between the cover plate and the end cover, the air bag cushion tightly covers the liquid inlet hole, and a liquid passing gap is arranged between the cover plate and the end cover; the installation launches torsional spring 15 and guide arm 16 on the end cover, correspond with the guide arm on the apron and be equipped with and dodge hole 17, launch torsional spring one end and end cover fastening connection, be equipped with the stabbing needle 18 that sets up towards the gasbag pad on the other end, the cover is equipped with sliding sleeve 19 and lower sliding sleeve 20 on the guide arm, go up the sliding sleeve and stab and be connected between the needle and act as go-between 21, connect lead wire 22 on the lower sliding sleeve, the lead wire passes and dodges the hole, body 23 is connected to the lead wire upper end, the length of lead wire is corresponding with the sample depth of water sample, the back is straightened completely to the lead wire, go up sliding sleeve and lower sliding sleeve and all slip from the guide arm, stab the needle and launch and puncture the gasbag pad to the gasbag pad, the feed liquor hole is opened, the water sample flows into in the collection hole.
The lower surface of the cover plate is provided with a layer of sealing gasket 24, the cover plate is connected with a screw 25, and the screw is in threaded connection with the upper end of the end cover and can enable the cover plate to be tightly covered on the upper surface of the end cover. A circle of annular sealing groove 26 is formed in the upper surface of the end cover, close to the edge of the liquid inlet hole, the two sides of the sealing groove and the upper surface of the end cover are in arc transition, and the sealing groove is filled with the air bag cushion. An installation groove 27 is arranged on the upper surface of the end cover and close to the edge of the air bag cushion, and the ejection torsion spring is installed in the installation groove. The upper end of the liquid inlet hole is provided with a filter screen plate 28, a plurality of supporting bulges 29 are uniformly distributed on the inner wall of the liquid inlet hole near the upper end, and the filter screen plate is supported on the supporting bulges. The outer wall of the collecting seat is provided with a lifting handle 30.
A water sample collection method of an environment monitoring water sample collection and storage device comprises the following steps: firstly, according to water samples at different depth positions to be sampled, cutting a plurality of leads corresponding to the depths one by one, connecting the lower ends of the leads to a lower sliding sleeve, and connecting the upper ends of the leads to a floating body; secondly, placing the collecting seat in a sampling water area, holding the pull rope by hand, sinking the collecting seat, and pulling down the lead wire along with the sinking of the collecting seat in the initial stage so that the floating body floats on the water surface; thirdly, after the collection seat is sunk to the first sampling position, the lead corresponding to the depth is straightened under the buoyancy action of the floating body, the collection seat is continuously sunk, so that the lower sliding sleeve connected with the lower end of the lead slides away from the guide rod, the upper sliding sleeve is pushed away from the guide rod by the lower sliding sleeve, the poking needle is ejected towards the air bag cushion and punctures the air bag cushion under the action of an ejection torsion spring, the liquid inlet hole is opened after the air bag cushion is deflated, the water sample at the depth position flows into the collection hole, the closed floating block floats upwards after the collection hole is full of the water sample, and the lower magnetic block and the upper magnetic block attract each other to enable the closed floating block to tightly cover the liquid inlet hole; fourthly, after the collecting seat continuously sinks to a plurality of sampling positions below, each position repeats the action of the third step to finish sampling; and fifthly, after sampling is completed, pulling the pull rope upwards to pull the collecting seat out of the water surface, tightly covering the cover plate, and tightly connecting the cover plate on the upper surface of the end cover, so that the liquid inlet hole is tightly covered, the collected water sample is directly stored in the collecting hole, and the whole collecting seat is taken back. Upwards stimulate the in-process of stay cord, gather the seat and invert, prevent to rise other positions water sample entering collection hole of in-process, influence the precision that the water sample was gathered.
The above-described embodiments are merely preferred embodiments of the present invention, which is not intended to be limiting in any way, and other variations and modifications are possible without departing from the scope of the invention as set forth in the appended claims.
Claims (10)
1. The environmental monitoring water sample collecting and storing device is characterized by comprising a columnar collecting seat, wherein the lower end of the collecting seat is connected with a pull rope, a plurality of collecting holes are uniformly distributed in the collecting seat, a slidable closed floating block is placed in each collecting hole, the upper end of each collecting hole is connected with an end cover, a liquid inlet hole is formed in each end cover, a plurality of lower magnetic blocks are arranged in the closed floating blocks and close to the upper surface of each closed floating block, a plurality of upper magnetic blocks are arranged in the end covers and close to the liquid inlet holes, the closed floating blocks float upwards after the collecting holes are full of water samples, and the lower magnetic blocks and the upper magnetic blocks attract each other to enable the closed floating blocks to tightly cover the liquid inlet holes; the upper surface of the end cover is connected with a cover plate, an air bag cushion is tightly connected between the cover plate and the end cover, the air bag cushion tightly covers the liquid inlet hole, and a liquid passing gap is arranged between the cover plate and the end cover; the installation launches torsional spring and guide arm on the end cover, correspond with the guide arm on the apron and be equipped with and dodge the hole, launch torsional spring one end and end cover fastening connection, be equipped with the needle of stabbing towards the setting of gasbag pad on the other end, the cover is equipped with sliding sleeve and lower sliding sleeve on the guide arm, go up the sliding sleeve and stab and be connected the acting as go-between the needle, connect the lead wire on the lower sliding sleeve, the lead wire passes and dodges the hole, lead wire upper end connection body, the length of lead wire is corresponding with the sample depth of water sample, the back is straightened completely to the lead wire, go up sliding sleeve and lower sliding sleeve and all slip from the guide arm, stab the needle and launch and puncture gasbag pad to the gasbag pad, the feed liquor hole is opened, the water sample flows into and gathers downtheholely.
2. The environmental monitoring water sampling and storing device of claim 1, wherein the lower end of the closed floating block is provided with a positioning magnet, the bottom surface of the collecting hole is provided with a fixed magnet, and the positioning magnet and the fixed magnet attract each other.
3. The environmental monitoring water sampling and storing device of claim 1, wherein a plurality of positioning protrusions are uniformly distributed on the outer edge of the closed floating block, and the positioning protrusions are arranged close to the inner wall of the collecting hole.
4. The environmental monitoring water sampling and storing device of claim 1, wherein the upper surface of the closed floating block is of a plane structure, and the end surface of the end cover facing the collecting hole is of a plane structure.
5. The environmental monitoring water sampling storage device of claim 1, wherein the lower end of the collecting base is detachably connected with a balancing weight, and the pull rope is connected with the lower end of the balancing weight.
6. The environmental monitoring water sampling and storing device of claim 1, wherein a layer of sealing gasket is arranged on the lower surface of the cover plate, a screw is connected to the cover plate, and the screw is screwed to the upper end of the end cover to enable the cover plate to tightly cover the upper surface of the end cover.
7. The environmental monitoring water sampling and storing device of any one of claims 1 to 6, wherein a ring of annular sealing groove is arranged on the upper surface of the end cover near the edge of the liquid inlet hole, the two sides of the sealing groove are in arc transition with the upper surface of the end cover, and the sealing groove is filled with the air bag cushion.
8. The environmental monitoring water sampling storage device of any one of claims 1 to 6, wherein a mounting groove is formed on the upper surface of the end cover near the edge of the air bag cushion, and the ejection torsion spring is mounted in the mounting groove.
9. The environmental monitoring water sampling and storing device of any one of claims 1 to 6, wherein the upper end of the liquid inlet hole is provided with a filter screen.
10. The water sampling method of the environmental monitoring water sampling storage device according to claim 1, which comprises the following steps: firstly, according to water samples at different depth positions to be sampled, cutting a plurality of leads corresponding to the depths one by one, connecting the lower ends of the leads to a lower sliding sleeve, and connecting the upper ends of the leads to a floating body; secondly, placing the collecting seat in a sampling water area, holding the pull rope by hand, sinking the collecting seat, and pulling down the lead wire along with the sinking of the collecting seat in the initial stage so that the floating body floats on the water surface; thirdly, after the collection seat is sunk to the first sampling position, the lead corresponding to the depth is straightened under the buoyancy action of the floating body, the collection seat is continuously sunk, so that the lower sliding sleeve connected with the lower end of the lead slides away from the guide rod, the upper sliding sleeve is pushed away from the guide rod by the lower sliding sleeve, the poking needle is ejected towards the air bag cushion and punctures the air bag cushion under the action of an ejection torsion spring, the liquid inlet hole is opened after the air bag cushion is deflated, the water sample at the depth position flows into the collection hole, the closed floating block floats upwards after the collection hole is full of the water sample, and the lower magnetic block and the upper magnetic block attract each other to enable the closed floating block to tightly cover the liquid inlet hole; fourthly, after the collecting seat continuously sinks to a plurality of sampling positions below, each position repeats the action of the third step to finish sampling; and fifthly, after sampling is completed, pulling the pull rope upwards to pull the collecting seat out of the water surface, tightly covering the cover plate, and tightly connecting the cover plate on the upper surface of the end cover, so that the liquid inlet hole is tightly covered, the collected water sample is directly stored in the collecting hole, and the whole collecting seat is taken back.
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| CN201911183769.0A CN111257047B (en) | 2019-11-27 | 2019-11-27 | Environment monitoring water sample collecting and storing device and method |
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| CN201911183769.0A CN111257047B (en) | 2019-11-27 | 2019-11-27 | Environment monitoring water sample collecting and storing device and method |
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| CN114380345A (en) * | 2022-01-12 | 2022-04-22 | 化南教育科技(深圳)有限公司 | Automatic liquid distribution box of industrial sewage treatment equipment |
| CN114935638A (en) * | 2022-07-05 | 2022-08-23 | 南通艾森传感技术有限公司 | Novel online environment-friendly special water quality detector |
| CN116558880B (en) * | 2023-04-21 | 2023-10-20 | 绍兴上虞国宏印染有限公司 | Multifunctional sampling device for printing and dyeing wastewater treatment |
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| CN202330069U (en) * | 2011-12-01 | 2012-07-11 | 镇江市环境监测中心站 | Water quality sampler with positioning structure |
| CN104677677B (en) * | 2015-01-21 | 2017-12-15 | 浙江理工大学 | A kind of releasing type water body acquisition system |
| CN106438180B (en) * | 2015-08-08 | 2022-10-14 | 曲言明 | Rope-controlled hydraulic cylinder wave-activated generator |
| CN206523319U (en) * | 2016-12-31 | 2017-09-26 | 乌鲁木齐京诚检测技术有限公司 | A kind of high water sample acquisition device of precision |
| CN207556915U (en) * | 2017-12-14 | 2018-06-29 | 杭州环析检测科技有限公司 | A kind of stable type water body sampler |
| CN109946116A (en) * | 2017-12-21 | 2019-06-28 | 刘寅东 | The acquisition method of water sampler |
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