CN111189674B - Sampling device for hydrology and water quality testing - Google Patents
Sampling device for hydrology and water quality testing Download PDFInfo
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- CN111189674B CN111189674B CN202010168184.8A CN202010168184A CN111189674B CN 111189674 B CN111189674 B CN 111189674B CN 202010168184 A CN202010168184 A CN 202010168184A CN 111189674 B CN111189674 B CN 111189674B
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- 238000005070 sampling Methods 0.000 title claims abstract description 68
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 67
- 238000012372 quality testing Methods 0.000 title claims description 3
- 230000007246 mechanism Effects 0.000 claims abstract description 32
- 238000001514 detection method Methods 0.000 claims abstract description 12
- 230000035515 penetration Effects 0.000 claims abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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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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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
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- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a sampling device for hydrology and water quality detection, which comprises a sampling support, a telescopic sleeve, a water inlet pipe, a water pump and a fixed support, wherein the telescopic sleeve is arranged on the sampling support; a sampling bracket is arranged on one side of the fixed bracket for fixing; the sampling support is provided with a telescopic sleeve used for deep underwater penetration; the telescopic sleeve comprises an outer sleeve, an inner sleeve and a switch valve. The sampling device for hydrology and water quality detection can push a plurality of inner sleeves to penetrate into the water by arranging the pushing mechanism, so that water at different depths can be sampled, and the sampling efficiency is improved; through setting up extension mechanism, can send the inner skleeve to the place far away apart from the fixed bolster to can be convenient for take a sample water.
Description
Technical Field
The invention relates to the field of hydrology and water quality, in particular to a sampling device for hydrology and water quality detection.
Background
The method comprises the steps of sampling water in the fields of hydrology and water quality, and detecting the sampled water so as to judge whether the hydrology and the water quality reach standards. In order to make the testing result more accurate, need take a sample to the water of the different degree of depth, current sampling device when needs take a sample to the water of the different degree of depth, often need place sampling device in the aquatic many times, need readjust sampling device to be located the underwater depth after once taking a sample like this, and the sample is comparatively loaded down with trivial details.
Disclosure of Invention
The invention aims to provide a sampling device for hydrology and water quality detection, which solves the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a sampling device for hydrology and water quality detection comprises a sampling support, a telescopic sleeve, a water inlet pipe, a water pump and a fixed support; a sampling bracket is arranged on one side of the fixed bracket for fixing; the sampling support is provided with a telescopic sleeve used for deep underwater penetration; the telescopic sleeve comprises an outer sleeve, an inner sleeve and a switch valve; the outer sleeve is fixed below the sampling support, and an inner sleeve is arranged in the outer sleeve in a sliding manner; the upper end of the inner sleeve is provided with an opening, and the outer side of the upper end of the inner sleeve is fixed with an annular sliding plate; the sliding plate is attached to the inner wall of the outer sleeve and is provided with a plurality of water through holes; the number of the inner sleeves is multiple, and the inner sleeve at the inner side is arranged in the inner sleeve at the outer side in a sliding manner; one side of the bottom of each inner sleeve is provided with a switch valve; the top of the outer sleeve is communicated with a water inlet of a water pump fixed above the sampling support through a water inlet pipe; and the sampling support is also provided with a pushing mechanism for pushing the innermost inner sleeve to move downwards.
As a further scheme of the invention: the pushing mechanism comprises a rotating screw rod, a left sleeve, a right sleeve, a left driving rod and a right driving rod; the rotary screw rod is rotatably arranged between the side walls of the two sides of the sampling support, and the left side and the right side of the rotary screw rod are symmetrically provided with reciprocating chutes; the left and right reciprocating sliding grooves of the rotating screw rod are respectively matched with the left sleeve and the right sleeve; the bottom ends of the left sleeve and the right sleeve are respectively hinged with one end of a left driving rod and one end of a right driving rod; the other ends of the left driving rod and the right driving rod are respectively hinged to the left side and the right side of the bottom end of the inner sleeve positioned at the innermost side; and a driving mechanism for driving the rotating screw rod to rotate is further arranged on one side of the sampling support.
As a still further scheme of the invention: the two pushing mechanisms are symmetrically distributed on the front side and the rear side of the outer sleeve in a front-rear mode, and the two rotating screw rods are connected through a belt; two pass through dead lever fixed connection between the sleeve of the left side, two also pass through dead lever fixed connection between the sleeve of the right side.
As a still further scheme of the invention: the driving mechanism is a driving motor; the driving motor is fixed on the side wall of the sampling support, and the rotating end of the driving motor rotates to penetrate through the side wall of the sampling support and is connected with one end of the rotating screw rod.
As a still further scheme of the invention: the switch valve is an electric ball valve; an extension mechanism for pushing the sampling support to extend out is further arranged between the fixed support and the sampling support.
As a still further scheme of the invention: the extension mechanism comprises a fixed plate, a left sliding block, a first connecting rod, a second connecting rod, a third connecting rod, a fourth connecting rod, a right sliding block and a hydraulic cylinder; a fixed plate is fixed on one side of the sampling support, and a sliding groove is formed in the right side of the fixed plate; a left sliding block is arranged in the sliding groove of the fixing plate in a sliding manner; the upper ends of the right sides of the left sliding block and the fixed plate are respectively hinged with one ends of a first connecting rod and a second connecting rod; the center parts of the first connecting rod and the second connecting rod are hinged with each other, and the other ends of the first connecting rod and the second connecting rod are hinged with one ends of a third connecting rod and a fourth connecting rod respectively; the center parts of the third connecting rod and the fourth connecting rod are hinged with each other, and the other ends of the third connecting rod and the fourth connecting rod are hinged with the right sliding block and the upper end of the left side of the fixed support respectively; the right sliding block is arranged in a sliding groove formed in the left side of the fixed support in a sliding mode, and a hydraulic cylinder for pushing the right sliding block to move up and down is further arranged on the fixed support.
As a still further scheme of the invention: and one side of the fixed support is also provided with a control device for controlling the switch valve, the driving motor, the water pump and the hydraulic cylinder to work.
Compared with the prior art, the invention has the beneficial effects that: by arranging the pushing mechanism, the inner sleeves can be pushed to penetrate into the water, so that water at different depths can be sampled, and the sampling efficiency is improved; through setting up extension mechanism, can send the inner skleeve to the place far away apart from the fixed bolster to can be convenient for take a sample water.
Drawings
Fig. 1 is a schematic structural view of a sampling device for hydrological and water quality detection.
FIG. 2 is a schematic view of a rotary screw rod of a sampling device for hydrology and water quality detection.
FIG. 3 is a schematic view of the internal structure of the telescopic sleeve of the sampling device for hydrology and water quality detection.
In the figure: 1-sampling support, 2-outer sleeve, 3-inner sleeve, 4-switch valve, 5-rotating screw rod, 6-left sleeve, 7-right sleeve, 8-left driving rod, 9-right driving rod, 10-driving motor, 11-water inlet pipe, 12-water pump, 13-belt, 14-fixed plate, 15-left sliding block, 16-first connecting rod, 17-second connecting rod, 18-third connecting rod, 19-fourth connecting rod, 20-right sliding block, 21-hydraulic cylinder and 22-fixed support.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to specific embodiments.
Example 1
Referring to fig. 1-3, the present embodiment provides a sampling device for hydrology and water quality detection, which includes a sampling support 1, a telescopic sleeve, a water inlet pipe 11, a water pump 12 and a fixing support 22; one side of the fixed bracket 22 for fixing is provided with a sampling bracket 1; the sampling support 1 is provided with a telescopic sleeve used for deep underwater penetration; the telescopic sleeve comprises an outer sleeve 2, an inner sleeve 3 and a switch valve 4; the outer sleeve 2 is fixed below the sampling support 1, and an inner sleeve 3 is arranged in the outer sleeve in a sliding manner; the upper end of the inner sleeve 3 is provided with an opening, and the outer side of the upper end of the inner sleeve is fixed with an annular sliding plate; the sliding plate is attached to the inner wall of the outer sleeve 2, and a plurality of water through holes are formed in the sliding plate; the number of the inner sleeves 3 is multiple, and the inner sleeve 3 at the inner side is arranged in the inner sleeve 3 at the outer side in a sliding manner; one side of the bottom of each of the inner sleeves 3 is provided with a switch valve 4; the top of the outer sleeve 2 is communicated with a water inlet of a water pump 12 fixed above the sampling bracket 1 through a water inlet pipe 11; and the sampling support 1 is also provided with a pushing mechanism for pushing the innermost inner sleeve 3 to move downwards. Set up like this, when pushing mechanism promotes innermost inner skleeve 3 downstream to the lowest when, a plurality of inner skleeves 3 all stretch out to under water in the outer skleeve 2, when needing the sample this moment, earlier open-close valve 4 of the below, all the other open-close valve 4 are closed, water pump 12 begins to work this moment, thereby begin to absorb water from open-close valve 4 of below, and discharge water from water pump 12's delivery port, thereby the staff of being convenient for takes a sample, when the water sample of different depths is got to the needs, only need open the open-close valve 4 of this department, all the other open-close valve 4 close can.
The pushing mechanism comprises a rotating screw rod 5, a left sleeve 6, a right sleeve 7, a left driving rod 8 and a right driving rod 9; the rotary screw rod 5 is rotatably arranged between the side walls of the two sides of the sampling support 1, and the left side and the right side of the rotary screw rod are symmetrically provided with reciprocating chutes; the left and right reciprocating sliding grooves of the rotating screw rod 5 are respectively matched with a left sleeve 6 and a right sleeve 7; the bottom ends of the left sleeve 6 and the right sleeve 7 are respectively hinged with one ends of a left driving rod 8 and a right driving rod 9; the other ends of the left driving rod 8 and the right driving rod 9 are respectively hinged with the left side and the right side of the bottom end of the inner sleeve 3 positioned at the innermost side; a driving mechanism for driving the rotating screw rod 5 to rotate is further arranged on one side of the sampling support 1; set up like this, after actuating mechanism drive rotation lead screw 5 rotates, drive left sleeve 6 and right sleeve 7 and be close to each other to promote the most inboard inner skleeve 3 downstream through left actuating lever 8 and right actuating lever 9, left sleeve 6 and right sleeve 7 slide respectively to the inboard rather than matched with reciprocating sliding groove when inner skleeve 3 moves to the lower.
In order to keep the stability of the inner sleeve 3 during movement, the number of the pushing mechanisms is two, the pushing mechanisms are symmetrically distributed on the front side and the rear side of the outer sleeve 2, and the two rotating screw rods 5 are connected through a belt 13; the two left sleeves 6 are fixedly connected through a fixing rod, and the two right sleeves 7 are also fixedly connected through a fixing rod.
The driving mechanism is a driving motor 10; the driving motor 10 is fixed on the side wall of the sampling support 1, and the rotating end of the driving motor rotates to penetrate through the side wall of the sampling support 1 and is connected with one end of the rotating screw rod 5.
In order to facilitate water taking, the type of the switch valve 4 is not limited, and in this embodiment, preferably, the switch valve 4 is an electric ball valve, so that the electric ball valve can be controlled to be opened and closed conveniently. In order to facilitate the transportation of the sampling support 1 to the place where the sampling is needed, an extension mechanism for pushing the sampling support 1 to extend out is further arranged between the fixed support 22 and the sampling support 1.
The elongation mechanism comprises a fixed plate 14, a left sliding block 15, a first connecting rod 16, a second connecting rod 17, a third connecting rod 18, a fourth connecting rod 19, a right sliding block 20 and a hydraulic cylinder 21; a fixed plate 14 is fixed on one side of the sampling bracket 1, and a sliding groove is formed in the right side of the fixed plate 14; a left sliding block 15 is arranged in the sliding groove of the fixing plate 14 in a sliding manner; the upper ends of the right sides of the left sliding block 15 and the fixed plate 14 are respectively hinged with one ends of a first connecting rod 16 and a second connecting rod 17; the central parts of the first connecting rod 16 and the second connecting rod 17 are hinged with each other, and the other ends of the first connecting rod and the second connecting rod are respectively hinged with one ends of a third connecting rod 18 and a fourth connecting rod 19; the central parts of the third connecting rod 18 and the fourth connecting rod 19 are hinged with each other, and the other ends of the third connecting rod and the fourth connecting rod are respectively hinged with the left upper ends of the right sliding block 20 and the fixed bracket 22; the right sliding block 20 is arranged in a sliding groove formed in the left side of the fixed support 22 in a sliding mode, and a hydraulic cylinder 21 for pushing the right sliding block 20 to move up and down is further arranged on the fixed support 22; set up like this, after hydraulic cylinder 21 promoted right slider 20 upward movement, the vertical direction contained angle increase of third connecting rod 18 and fourth connecting rod 19 this moment to drive and close the vertical direction contained angle increase of second connecting rod 17 with first connecting rod 16, thereby promote fixed plate 14 and stretch out left, thereby satisfy the work demand.
The working principle of the embodiment is as follows: when pushing mechanism promoted innermost inner skleeve 3 downstream to the lower, a plurality of inner skleeves 3 all stretch out to under water in the outer sleeve 2, when needing the sample this moment, earlier open switch valve 4 of below, all the other open switch valves 4 close, water pump 12 begins to work this moment, thereby begin to absorb water from open switch valve 4 of below, and discharge water from water pump 12's delivery port, thereby be convenient for the staff sample, when the water sample of different depths is got to needs, only need open the open switch valve 4 of this department, all the other open switch valves 4 close can.
The working principle of the pushing mechanism is as follows: when the driving motor 10 drives the rotating screw rod 5 to rotate, the left sleeve 6 and the right sleeve 7 are driven to be close to each other, so that the innermost inner sleeve 3 is pushed to move downwards through the left driving rod 8 and the right driving rod 9 until the inner sleeve 3 moves to the lowest position, and the left sleeve 6 and the right sleeve 7 respectively slide to the inner sides of the reciprocating chutes matched with the inner sleeve.
The working principle of the extension mechanism is as follows: after hydraulic cylinder 21 promoted right slider 20 upward movement, the vertical direction contained angle increase of third connecting rod 18 and fourth connecting rod 19 this moment to drive and close the vertical direction contained angle increase of second connecting rod 17 with first connecting rod 16, thereby promote fixed plate 14 and stretch out left, thereby satisfy the work demand.
Example 2
The embodiment is further improved on the basis of the embodiment 1, and the improvement is as follows: in order to facilitate the operation of the control device, a control device for controlling the operation of the on-off valve 4, the driving motor 10, the water pump 12 and the hydraulic cylinder 21 is further provided at one side of the fixed bracket 22.
While the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (5)
1. A sampling device for hydrology and water quality detection is characterized by comprising a sampling support (1), a telescopic sleeve, a water inlet pipe (11), a water pump (12) and a fixed support (22); a sampling bracket (1) is arranged on one side of the fixed bracket (22) for fixing; the sampling support (1) is provided with a telescopic sleeve used for deep underwater penetration; the telescopic sleeve comprises an outer sleeve (2), an inner sleeve (3) and a switch valve (4); the outer sleeve (2) is fixed below the sampling support (1), and an inner sleeve (3) is arranged in the outer sleeve in a sliding manner; the upper end of the inner sleeve (3) is opened, and an annular sliding plate is fixed on the outer side of the upper end of the inner sleeve; the sliding plate is attached to the inner wall of the outer sleeve (2), and a plurality of water through holes are formed in the sliding plate; the number of the inner sleeves (3) is multiple, and the inner sleeve (3) at the inner side is arranged in the inner sleeve (3) at the outer side in a sliding manner; one side of the bottom of each inner sleeve (3) is provided with a switch valve (4); the top of the outer sleeve (2) is communicated with a water inlet of a water pump (12) fixed above the sampling bracket (1) through a water inlet pipe (11); the sampling support (1) is also provided with a pushing mechanism for pushing the innermost inner sleeve (3) to move downwards;
the switch valve (4) is an electric ball valve; an extension mechanism for pushing the sampling support (1) to extend out is further arranged between the fixed support (22) and the sampling support (1);
the extension mechanism comprises a fixed plate (14), a left sliding block (15), a first connecting rod (16), a second connecting rod (17), a third connecting rod (18), a fourth connecting rod (19), a right sliding block (20) and a hydraulic cylinder (21); a fixed plate (14) is fixed on one side of the sampling support (1), and a sliding groove is formed in the right side of the fixed plate (14); a left sliding block (15) is arranged in the sliding groove of the fixed plate (14) in a sliding manner; the upper ends of the right sides of the left sliding block (15) and the fixed plate (14) are respectively hinged with one ends of a first connecting rod (16) and a second connecting rod (17); the central parts of the first connecting rod (16) and the second connecting rod (17) are hinged with each other, and the other ends of the first connecting rod and the second connecting rod are respectively hinged with one ends of a third connecting rod (18) and a fourth connecting rod (19); the central parts of the third connecting rod (18) and the fourth connecting rod (19) are hinged with each other, and the other ends of the third connecting rod and the fourth connecting rod are respectively hinged with the upper ends of the left sides of the right sliding block (20) and the fixed support (22); the right sliding block (20) is arranged in a sliding groove formed in the left side of the fixed support (22) in a sliding mode, and a hydraulic cylinder (21) for pushing the right sliding block (20) to move up and down is further arranged on the fixed support (22).
2. The sampling device for hydrology and water quality detection according to claim 1, wherein the pushing mechanism comprises a rotary screw rod (5), a left sleeve (6), a right sleeve (7), a left driving rod (8) and a right driving rod (9); the rotary screw rod (5) is rotatably arranged between the side walls of the two sides of the sampling support (1), and the left side and the right side of the rotary screw rod are symmetrically provided with reciprocating chutes; the left and right reciprocating sliding grooves of the rotating screw rod (5) are respectively matched with the left sleeve (6) and the right sleeve (7); the bottom ends of the left sleeve (6) and the right sleeve (7) are respectively hinged with one ends of a left driving rod (8) and a right driving rod (9); the other ends of the left driving rod (8) and the right driving rod (9) are respectively hinged to the left side and the right side of the bottom end of the inner sleeve (3) positioned at the innermost side; and a driving mechanism for driving the rotary screw rod (5) to rotate is further arranged on one side of the sampling support (1).
3. The sampling device for detecting hydrology and water quality according to claim 2, wherein the number of the pushing mechanisms is two, the pushing mechanisms are symmetrically distributed on the front side and the rear side of the outer sleeve (2), and the two rotating screw rods (5) are connected through a belt (13); the two left sleeves (6) are fixedly connected through a fixing rod, and the two right sleeves (7) are also fixedly connected through a fixing rod.
4. The sampling device for hydrology and water quality testing according to claim 2, wherein the driving mechanism is a driving motor (10); the driving motor (10) is fixed on the side wall of the sampling support (1), and the rotating end of the driving motor rotates to penetrate through the side wall of the sampling support (1) and is connected with one end of the rotating screw rod (5).
5. The sampling device for hydrology and water quality detection according to claim 1, wherein a control device for controlling the operation of the switch valve (4), the driving motor (10), the water pump (12) and the hydraulic cylinder (21) is further provided at one side of the fixing bracket (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010168184.8A CN111189674B (en) | 2020-03-12 | 2020-03-12 | Sampling device for hydrology and water quality testing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010168184.8A CN111189674B (en) | 2020-03-12 | 2020-03-12 | Sampling device for hydrology and water quality testing |
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| Publication Number | Publication Date |
|---|---|
| CN111189674A CN111189674A (en) | 2020-05-22 |
| CN111189674B true CN111189674B (en) | 2022-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010168184.8A Expired - Fee Related CN111189674B (en) | 2020-03-12 | 2020-03-12 | Sampling device for hydrology and water quality testing |
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| CN (1) | CN111189674B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112902932A (en) * | 2021-01-29 | 2021-06-04 | 水利部水文仪器及岩土工程仪器质量监督检验测试中心 | Hydrology detecting instrument device |
| WO2022193279A1 (en) * | 2021-03-19 | 2022-09-22 | 唐山哈船科技有限公司 | Cleaning device for treating marine red tide biological waste |
| CN113514282B (en) * | 2021-04-30 | 2023-06-30 | 常州市工业互联网研究院有限公司 | Industrial water quality automatic monitoring data acquisition device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2244282C2 (en) * | 2003-03-25 | 2005-01-10 | Институт биофизики Сибирского Отделения Российской Академии Наук (ИБФ СО РАН) | Hydraulic-controlled high resolution stratification water sampler |
| CN206772639U (en) * | 2017-05-27 | 2017-12-19 | 商洛学院 | Water quality device for fetching water |
| CN207689179U (en) * | 2018-01-15 | 2018-08-03 | 江苏医药职业学院 | A kind of water-quality sampler |
| CN208187773U (en) * | 2018-03-18 | 2018-12-04 | 罗木训 | A kind of water quality detection with can different depth water sample extraction element |
| CN108362528A (en) * | 2018-04-03 | 2018-08-03 | 吴自红 | A kind of river water sampler of different water depth |
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