CN111122244B - Water quality monitoring water sample collection device - Google Patents
Water quality monitoring water sample collection device Download PDFInfo
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- CN111122244B CN111122244B CN201911394999.1A CN201911394999A CN111122244B CN 111122244 B CN111122244 B CN 111122244B CN 201911394999 A CN201911394999 A CN 201911394999A CN 111122244 B CN111122244 B CN 111122244B
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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
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Abstract
The invention relates to a water sample collecting device for water quality monitoring, which relates to the field of collection, and comprises a collecting box body, a motor and a movable plate, wherein a plurality of storage cavities are arranged in the collecting box body, a channel communicated with the outside is arranged at the position, close to the edge of the upper end, of each storage cavity, a through hole is formed in the body of the movable plate, the output shaft of the motor is connected with a supporting plate in a key mode, the supporting plate is fixedly connected with one end of a cylinder body, a boss is arranged on the other end face of the cylinder body, the movable plate seals the channel in the sampling process, a water sample in the storage cavities is isolated from the outside, so that the water sample in the storage cavities is protected, after the sampling is finished, the device sinks to the next specified depth for sampling, when the sampling is carried out on different depths in the same water area, the sampling work on different depths can be finished at one time after the device is released, the sampling efficiency is improved, and when the water sample is taken through a partition plate, after the channel is opened under the effect of the boss, the water sample is polluted by the external environment, so that the precision of the detection result is higher.
Description
Technical Field
The invention belongs to the field of collection, and particularly relates to a water sample collection device for water quality monitoring.
Background
The water sample monitoring refers to the physical property monitoring, metal compound monitoring, non-metal inorganic substance monitoring, organic compound monitoring, biological monitoring and hydrological and meteorological parameter determination of environmental water bodies (rivers, lakes, reservoirs, underground water and the like) and water pollution sources (domestic sewage, hospital sewage, industrial sewage and the like) and geological monitoring. In order to monitor the water quality, collecting and analyzing a water sample is an essential process.
In prior art, the sampling can only be once carried out after the water sample collection system is launched, if the different degree of depth in same waters are sampled, need continuous release collection system and recovery collection system, cause complex operation, sample inefficiency.
Disclosure of Invention
The invention aims to provide a water sample collecting device for water quality monitoring, which aims to solve the technical problems that in the prior art, after being discharged, a water sample collecting device can only be used for sampling once, and if sampling is carried out at different depths in the same water area, the collecting device and a recovery collecting device need to be released continuously, so that the operation is complicated, and the sampling efficiency is low.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a water sample collecting device for water quality monitoring comprises a collecting box body, a motor and a movable plate, wherein a plurality of storage cavities are arranged in the collecting box body and used for collecting water samples with different depths in the same water area by the collecting box body, a channel communicated with the outside is arranged at the position, close to the edge of the upper end, of each storage cavity, an upper chute is arranged at one side, close to an outlet, of the channel, a lower chute is arranged at the other side of the channel, a through hole is formed in the body of the movable plate, the movable plate penetrates through the channel, the two ends of the movable plate are respectively connected with the upper chute and the lower chute in a sliding mode, the motor is fixedly connected to the bottom of the collecting box body, the output shaft of the motor is connected with a supporting plate key, the supporting plate is fixedly connected with one end of a cylinder, a boss is arranged at the other end face of the cylinder, the end face of the cylinder is connected with the bottom end face of the movable plate in a contacting mode and used for jacking up one movable plate by the boss when the motor rotates, the through holes enable the corresponding channels to be communicated, and external water samples enter the storage cavity to be stored.
Further, still include the baffle, the inside inner chamber that is equipped with in one side of storing the chamber, the lateral wall that the inner chamber is close to the passageway is equipped with the side groove, and the bottom of inner chamber is equipped with and stores the connecting hole that the chamber is linked together, the bottom and the bottom plate fixed connection of baffle, the top face of inner chamber is passed at the top of baffle to extend to in the passageway, the both ends and the side groove sliding connection of bottom plate for when storing the water sample in the storage chamber, through the water of connecting hole inflow inner chamber, make the floater under the buoyancy, promote the baffle and seal the passageway gradually, the bottom in side groove is equipped with the electro-magnet, is used for when the passageway is opened to needs, attracts the baffle to open the passageway gradually through the electro-magnet.
Furthermore, the bottom of the collection box body is uniformly provided with a plurality of stabilizing blocks for keeping the collection box body in a vertical and downward state all the time when the collection box body is in water.
Furthermore, still include the steadying plate, the side that gathers the box and be close to the bottom is equipped with T shape circular slot, the inside wall of cylinder with the one end fixed connection of steadying plate, the T shape end and the T shape circular slot fixed connection of steadying plate for when the motor rotates, keep the cylinder to rotate steadily.
Furthermore, the part of the movable plate close to the cylinder is sleeved with a spring, one end of the spring is fixedly connected with the outer side face of the collecting box body, and the other end of the spring is fixedly connected with the bottom end part of the movable plate, so that the movable plate is normally driven by the cylinder under the action of the spring when the collecting box body is artificially inverted.
Furthermore, the exit of passageway is equipped with the filter screen for when gathering the box and gather the water sample, isolated water body biology gets into in the storage chamber.
Furthermore, a sealing groove is formed in the side wall of the channel and located right above the partition plate, and sealing rubber is arranged inside the sealing groove.
Furthermore, the bottom plate is equipped with a plurality of bottom plate holes, the bottom plate hole is used for when the bottom plate removes, does not receive the influence of water appearance pressure.
Furthermore, the boss is an arc-shaped boss, and the contact position of the boss and the upper end face of the column body adopts arc transition.
The invention has the beneficial effects that: when the water sample collecting device for water quality monitoring is adopted, the device is fixed at one end of a collecting ship through a rope when a water sample is required to be collected, when a collecting box body sinks to a preset depth, a motor rotates to enable a boss to jack up one movable plate, the through hole penetrates through the corresponding channel, the water sample is poured into the corresponding storage cavity, after the storage cavity is filled with the water sample, the motor rotates again, the boss is separated from the movable plate, the movable plate seals the channel, the water sample in the storage cavity is isolated from the outside, so that the water sample in the storage cavity is protected, after the operation is finished, the device sinks to the next appointed depth, the operation is carried out again, therefore, when sampling is carried out on different depths in the same water area, the sampling work of different depths can be finished once after the device is released, the sampling efficiency is improved, in addition, when sampling is carried out, the water sample is filled in the inner cavity through the connecting hole, the floater makes the baffle upwards promote because buoyancy, makes the baffle seal the passageway, has formed two enclosure walls like this in the passageway, examines time measuring at the water sample of getting, when detecting the water sample in certain storage chamber, when the boss rotated corresponding fly leaf, probably makes a plurality of fly leaves by jack-up rotating the in-process, makes the passageway open, through the baffle, has avoided opening the back at the passageway by the boss, and the water sample is by external environmental pollution, makes the testing result precision higher.
Drawings
The following brief description of the drawings and the reference numerals in the drawings attached hereto:
FIG. 1 is a front sectional view of a water quality monitoring water sample collecting device;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 3 is a top view of the column of FIG. 2;
FIG. 4 is a cross-sectional view taken along line B-B of FIG. 3;
figure 5 is a front view of the mobile plate of figure 1;
fig. 6 is a top view of the base plate of fig. 1.
The device comprises a collecting box body 1, a storage cavity 2, a channel 3, a motor 4, a supporting plate 5, a column 6, a boss 7, a movable plate 8, a through hole 9, a spring 10, an inner cavity 11, a partition plate 12, a bottom plate 13, a side groove 14, an electromagnet 15, a floating ball 16, a connecting hole 17, a stabilizing block 18, a stabilizing plate 19, a circular groove 20-T-shaped, a filter screen 21, a sealing groove 22, an upper chute 23, a lower chute 24 and a bottom plate hole 25.
Detailed Description
The following embodiments are provided to describe the embodiments of the present invention, and to further describe the detailed description of the embodiments of the present invention, such as the shapes, configurations, mutual positions and connection relationships of the components, the functions and operation principles of the components, the manufacturing processes and operation methods, etc., so as to help those skilled in the art to more fully, accurately and deeply understand the inventive concept and technical solutions of the present invention.
Based on the above purpose, as an embodiment of the present invention, a water sample collecting device for water quality monitoring, as shown in fig. 1, comprises a collecting box 1, a motor 4 and a movable plate 8, wherein a plurality of storage cavities 2 are arranged inside the collecting box 1, a top view of the storage cavities 2 is shown in fig. 2, the collecting box 1 is used for collecting water samples of different depths in the same water area, a channel 3 communicated with the outside is arranged at a position of the storage cavities 2 close to the upper end edge, an upper chute 23 is arranged at one side of the channel 3 close to an outlet, a lower chute 24 is arranged at the other side of the channel 3, a body of the movable plate 8 is provided with a through hole 9 as shown in fig. 5, the movable plate 8 passes through the channel 3, two ends of the movable plate 8 are respectively connected with the upper chute 23 and the lower chute 24 in a sliding manner, the motor 4 is fixedly connected to the bottom of the collecting box 1, an output shaft of the motor 4 is connected with a supporting plate 5 in a key manner, the supporting plate 5 is fixedly connected with one end of the cylinder 6, a boss 7 is arranged on the other end face of the cylinder 6, the end face of the cylinder 6 is in contact connection with the bottom end face of the movable plate 8, the boss 7 is in a three-dimensional shape as shown in fig. 3 and 4, when the motor 4 rotates, after the movable plate 8 is jacked up by the boss 7, the through hole 9 enables the corresponding channel 3 to be communicated, and an external water sample enters the storage cavity 2 for storage. When the water sample needs to be collected, the device is fixed at one end of a collecting ship through a rope, when the collecting box body 1 sinks to the preset depth of the first water sample collection, the motor 4 is started, the supporting plate 5 drives the cylinder 6 to rotate, in the rotating process of the cylinder 6, the boss 7 can gradually enable one movable plate 8 to overcome the elasticity of the spring 10 along with the rotation of the cylinder 6 to be jacked up, in the jacking process, the through hole 9 enables the channel 3 to be completely communicated, at this time, the water sample can enter the storage cavity 2 along the channel 3, after the storage cavity 2 is filled with the water, the motor 4 continuously rotates, the bottom of the movable plate 8 is gradually separated from the boss 7, after the water sample is completely separated, the through hole 9 in the movable plate 8 shrinks into the collecting box body 1, and the water sample in the storage cavity 2 is separated. At this moment, after this degree of depth water sample collection finishes, owing to have a plurality of storage chambeies 2 in the collection box 1, collection box 1 continues to sink, after sinking to the next degree of depth, and motor 4 rotates once more, then makes boss 7 jack-up next fly leaf 8, repeats above-mentioned operation, can gather next degree of depth water sample, can once only gather the water sample of a plurality of depths like this after, retrieves collection box. In the whole collection process, the rotation direction of the motor 4 is kept the same, and the motor 4 rotates reversely, so that the boss 7 jacks up the movable plate 8, and the water sample in the storage cavity 2 is polluted. When different depths of the same water area are sampled, the sampling operation of different depths can be completed at one time after the device is released, and the sampling efficiency is improved.
As an embodiment of the present invention, in the above embodiment, as shown in fig. 1, the present invention further includes a partition plate 12, an inner cavity 11 is provided inside one side of the storage cavity 2, a side groove 14 is provided on a side wall of the inner cavity 11 close to the channel 3, a connection hole 17 communicated with the storage cavity 2 is provided at a bottom of the inner cavity 11, a bottom end of the partition plate 12 is fixedly connected with a bottom plate 13, a top of the partition plate 12 passes through a top end face of the inner cavity 11 and extends into the channel 3, two ends of the bottom plate 13 are slidably connected with the side grooves 14, so that when water samples are stored in the storage cavity 2, water flowing into the inner cavity 11 through the connection hole pushes the partition plate 12 to gradually close the channel 3 under the action of buoyancy, and an electromagnet 15 is provided at a bottom of the side groove 14, so that when the channel 3 needs to be opened, the electromagnet 15 attracts the partition plate 12 to gradually open the channel 3. When sampling, after a water sample enters the storage cavity 2, the water sample can pass through the connecting hole due to the communication effect of the connecting hole 17, so that the inner cavity 11 is filled with the water sample, the floating ball 16 pushes the bottom plate 13 upwards due to the buoyancy of the water sample, the partition plate 12 moves upwards, the channel 3 is gradually closed, at the same time, the storage cavity 2 is filled with the water sample, the channel 3 is closed by the partition plate 12, after the lug boss 7 is separated from the movable plate 8, two closed walls are formed in the channel, after the sampling work is completed and the collection box body 1 is recovered, the water sample in a certain storage cavity 2 needs to be detected, when the water sample in a certain storage cavity 2 is detected, when the lug boss 7 rotates to the corresponding movable plate, if the sampling is not in sequence, the movable plates 8 can be jacked up in the rotating process, the channel 3 is opened, the water sample can be prevented from being opened by the lug boss through the partition plate 12, the water sample is polluted by the external environment, so that the precision of the detection result is higher. In addition, the bottom plate 13 is provided with a plurality of bottom plate holes 25, and the bottom plate holes 25 are used for being not influenced by the water sample pressure when the bottom plate 13 moves. The boss 7 is an arc-shaped boss, and the contact part of the boss 7 and the upper end face of the column body 6 adopts arc transition.
In any of the above embodiments, as shown in fig. 1, the bottom of the collection box 1 is uniformly provided with a plurality of stabilizing blocks 18 for keeping the collection box 1 in a vertically downward state in water. The stabilizing block 18 can keep the collection box 1 in a vertical and downward state all the time when sinking underwater, so that the stability of the whole device is kept, and the phenomenon that when the collection box 1 is collided, the channel 3 is opened for a short time due to inertia, so that a water sample enters the individual storage cavity 2 is prevented.
As an embodiment of the present invention, in any of the above embodiments, as shown in fig. 1, the collecting box 1 further includes a stabilizing plate 19, a side surface of the collecting box 1 near the bottom is provided with a T-shaped circular groove 20, an inner side wall of the column 6 is fixedly connected with one end of the stabilizing plate 19, and a T-shaped end of the stabilizing plate 19 is fixedly connected with the T-shaped circular groove 20, so as to keep the column 6 rotating stably when the motor 4 rotates.
In any of the above embodiments, as shown in fig. 1, a spring 10 is sleeved on a portion of the movable plate 8 close to the column 6, one end of the spring 10 is fixedly connected to the outer side surface of the collection box 1, and the other end of the spring 10 is fixedly connected to the bottom end of the movable plate 8, so that the movable plate 8 is normally driven by the column 6 under the action of the spring 10 when the collection box 1 is artificially inverted.
In any of the above embodiments, as shown in fig. 1, a filter screen 21 is provided at the outlet of the channel 3 to isolate water organisms from entering the storage chamber 2 when the collection box 1 collects water samples.
In any of the above embodiments, as shown in fig. 1, a sealing groove 22 is provided on a sidewall of the channel 3, the sealing groove 22 is located right above the partition plate 12, and a sealing rubber is provided inside the sealing groove 22.
Based on the above, when the water sample collecting device for water quality monitoring is adopted, when the water sample is required to be collected, the device is fixed at one end of the collecting ship through the rope, when the collecting box body sinks to the preset depth, the motor rotates to enable the boss to jack up one movable plate, the through hole penetrates through the corresponding channel, the water sample is poured into the corresponding storage cavity, after the storage cavity is filled with the water sample, the motor rotates again, the boss is separated from the movable plate, the movable plate enables the channel to be closed, the water sample in the storage cavity is isolated from the outside, so that the water sample in the storage cavity is protected, after the operation is finished, the device sinks to the next specified depth, the operation is carried out again, therefore, when the sampling is carried out on the same water area at different depths, the sampling work of different depths can be finished at one time after the device is released, the sampling efficiency is improved, in addition, when the sampling is carried out, the water sample makes the inner chamber full of the water sample through the connecting hole, the floating ball upwards pushes the partition plate due to buoyancy, so that the partition plate seals the channel, two sealing walls are formed in the channel, when the water sample is taken for detection, when the water sample in a certain storage cavity is detected, when the boss rotates to the corresponding movable plate, a plurality of movable plates are jacked up possibly in the rotating process, the channel is opened, and through the partition plate, the water sample is prevented from being polluted by the external environment after the channel is opened by the boss, so that the precision of the detection result is higher.
The invention has been described in an illustrative manner, and it is to be understood that the invention is not limited to the precise form disclosed, and that various insubstantial modifications of the inventive concepts and solutions, or their direct application to other applications without such modifications, are intended to be covered by the scope of the invention. The protection scope of the present invention shall be subject to the protection scope defined by the claims.
Claims (9)
1. The utility model provides a water quality monitoring water sample collection device which characterized in that: comprises a collection box body (1), a motor (4) and a movable plate (8), wherein a plurality of storage cavities (2) are arranged in the collection box body (1) and are used for collecting water samples with different depths in the same water area by the collection box body (1), the storage cavities (2) are close to the upper end edge position and are provided with passages (3) communicated with the outside, one side of the passage (3) close to the outlet position is provided with an upper chute (23), the other side of the passage is provided with a lower chute (24), the body of the movable plate (8) is provided with a through hole (9), the movable plate (8) penetrates through the passages (3), the two ends of the movable plate (8) are respectively in sliding connection with the upper chute (23) and the lower chute (24), the motor (4) is fixedly connected with the bottom of the collection box body (1), the output shaft of the motor (4) is in key connection with a support plate (5), and the support plate (5) is fixedly connected with one end of a cylinder (6), the other end face of the column body (6) is provided with a boss (7), the end face of the column body (6) is in contact connection with the bottom end face of the movable plate (8), when the motor (4) rotates, after the movable plate (8) is jacked up by the boss (7), the through hole (9) enables the corresponding channel (3) to be communicated, and an external water sample enters the storage cavity (2) for storage.
2. The water quality monitoring water sample collection device according to claim 1, characterized in that: also comprises a clapboard (12), an inner cavity (11) is arranged inside one side of the storage cavity (2), the side wall of the inner cavity (11) close to the channel (3) is provided with a side groove (14), the bottom of the inner cavity (11) is provided with a connecting hole (17) communicated with the storage cavity (2), the bottom end of the clapboard (12) is fixedly connected with the bottom plate (13), the top of the clapboard (12) passes through the top end surface of the inner cavity (11), and extends into the channel (3), the two ends of the bottom plate (13) are connected with the side groove (14) in a sliding way, when water samples are stored in the storage cavity (2), water flowing into the inner cavity (11) through the connecting hole enables the floating ball (16) to push the partition plate (12) to gradually close the channel (3) under the action of buoyancy, the bottom of the side groove (14) is provided with an electromagnet (15), when the channel (3) needs to be opened, the electromagnet (15) attracts the partition plate (12) to gradually open the channel (3).
3. The water quality monitoring water sample collecting device according to claim 1, wherein: the bottom of the collection box body (1) is uniformly provided with a plurality of stabilizing blocks (18) which are used for always keeping the collection box body (1) in a vertical and downward state in water.
4. The water quality monitoring water sample collecting device according to claim 1, wherein: still include stabilizer plate (19), it is equipped with T shape circular slot (20) to gather side that box (1) is close to the bottom, the inside wall of cylinder (6) with the one end fixed connection of stabilizer plate (19), the T shape end and the T shape circular slot (20) fixed connection of stabilizer plate (19) for when motor (4) rotate, keep cylinder (6) to rotate steadily.
5. The water quality monitoring water sample collecting device according to claim 1, wherein: the part of the movable plate (8) close to the cylinder (6) is sleeved with a spring (10), one end of the spring (10) is fixedly connected with the outer side face of the collection box body (1), and the other end of the spring (10) is fixedly connected with the bottom end part of the movable plate (8) and used for enabling the movable plate (8) to be normally driven by the cylinder (6) under the action of the spring (10) when the collection box body (1) is inverted artificially.
6. The water quality monitoring water sample collection device according to claim 1, characterized in that: the outlet of the channel (3) is provided with a filter screen (21) for isolating water organisms from entering the storage cavity (2) when the water sample is collected by the collection box body (1).
7. The water quality monitoring water sample collection device according to claim 2, characterized in that: be equipped with seal groove (22) on the lateral wall of passageway (3), seal groove (22) are located baffle (12) the position directly over, and the inside of seal groove (22) is equipped with sealing rubber.
8. The water quality monitoring water sample collecting device according to claim 2, wherein: bottom plate (13) are equipped with a plurality of bottom plate holes (25), bottom plate hole (25) are used for when bottom plate (13) remove, do not receive the influence of water appearance pressure.
9. The water quality monitoring water sample collection device according to claim 2, characterized in that: the boss (7) is an arc-shaped boss, and the contact part of the boss (7) and the upper end face of the column body (6) adopts arc transition.
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| CN201911394999.1A CN111122244B (en) | 2019-12-30 | 2019-12-30 | Water quality monitoring water sample collection device |
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| CN201911394999.1A CN111122244B (en) | 2019-12-30 | 2019-12-30 | Water quality monitoring water sample collection device |
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| CN111122244A CN111122244A (en) | 2020-05-08 |
| CN111122244B true CN111122244B (en) | 2022-07-15 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111766118B (en) * | 2020-08-18 | 2023-12-19 | 蔚蓝计划(北京)科技有限公司 | Multilayer water taking equipment for water quality monitoring |
| CN112345303B (en) * | 2020-10-10 | 2022-06-07 | 山东元通监测有限公司 | Sealed sewage detection sampling device capable of randomly adjusting sampling depth |
| CN112255386A (en) * | 2020-11-12 | 2021-01-22 | 贵州凯环环境检测技术有限公司 | Water quality environment detection system |
| CN114322941B (en) * | 2022-01-13 | 2022-07-29 | 武汉武桥检测工程有限公司 | Seabed detection equipment with collision avoidance function |
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| CN205981793U (en) * | 2016-08-24 | 2017-02-22 | 姜辉 | Water quality monitoring case of fetching water |
| CN106596193A (en) * | 2016-11-02 | 2017-04-26 | 浙江水利水电学院 | River way multipoint water quality monitoring apparatus and monitoring method therefor |
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| WO2015007035A1 (en) * | 2013-07-18 | 2015-01-22 | 中交第三航务工程勘察设计院有限公司 | Silt floating mud collection device |
| CN206258288U (en) * | 2016-12-08 | 2017-06-16 | 山东科技大学 | Water quality sampling device |
| CN207164038U (en) * | 2017-09-05 | 2018-03-30 | 广州尚清环保科技有限公司 | One kind is easy to COD multiparameter water quality analyzer carrying devices |
| CN107607362B (en) * | 2017-10-27 | 2021-02-12 | 浙江多谱检测科技有限公司 | Water sample collecting equipment capable of simultaneously collecting multiple layers of water samples |
| CN209673431U (en) * | 2019-04-06 | 2019-11-22 | 刘静波 | A kind of sewage monitoring sampler |
| CN110389052A (en) * | 2019-08-22 | 2019-10-29 | 合肥市宇驰检测技术有限公司 | The more depth water body sampling equipments of multiple spot and its sampling method |
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| CN205981793U (en) * | 2016-08-24 | 2017-02-22 | 姜辉 | Water quality monitoring case of fetching water |
| CN106596193A (en) * | 2016-11-02 | 2017-04-26 | 浙江水利水电学院 | River way multipoint water quality monitoring apparatus and monitoring method therefor |
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