CN116183294A - Water quality sampling device for hydrologic survey - Google Patents
Water quality sampling device for hydrologic survey Download PDFInfo
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- CN116183294A CN116183294A CN202310045929.5A CN202310045929A CN116183294A CN 116183294 A CN116183294 A CN 116183294A CN 202310045929 A CN202310045929 A CN 202310045929A CN 116183294 A CN116183294 A CN 116183294A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 128
- 238000005070 sampling Methods 0.000 title claims abstract description 32
- 239000011521 glass Substances 0.000 claims abstract description 56
- 230000007246 mechanism Effects 0.000 claims abstract description 48
- 230000001681 protective effect Effects 0.000 claims abstract description 12
- 230000008878 coupling Effects 0.000 claims abstract description 11
- 238000010168 coupling process Methods 0.000 claims abstract description 11
- 238000005859 coupling reaction Methods 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims description 9
- 239000003795 chemical substances by application Substances 0.000 abstract description 15
- 230000014759 maintenance of location Effects 0.000 abstract description 2
- 238000000605 extraction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 241000195493 Cryptophyta Species 0.000 description 2
- 244000207740 Lemna minor Species 0.000 description 2
- 235000006439 Lemna minor Nutrition 0.000 description 2
- 235000001855 Portulaca oleracea Nutrition 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
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- Biochemistry (AREA)
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- Chemical & Material Sciences (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
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- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to the field of hydrological surveys, in particular to a water sampling device for hydrological surveys. The invention aims to provide a water sampling device for hydrological survey, which can make the collected water sample more representative and have higher collection efficiency, and can better add a water sample retention agent to better retain the water sample state. The utility model provides a hydrologic survey is with quality of water sampling device, includes main support, protective housing and moves down mechanism etc. the main support is equipped with two connecting holes, the rigid coupling has the protective housing on the main support, move down the mechanism and establish on the main support. The staff drives the ship to suitable water intaking place, and the staff starts driving motor to drive driving gear, driven gear and thread bush rotation, the thread bush drives big lead screw downwardly moving, makes three glass cup in different water levels, can draw the water sample in the different water levels simultaneously, once only draws the water sample of different water levels like this, improves sampling efficiency.
Description
Technical Field
The invention relates to the field of hydrological surveys, in particular to a water sampling device for hydrological surveys.
Background
The water sample collection is an important link of water quality monitoring analysis, in order to obtain accurate and comprehensive water quality analysis data, firstly, a correct sampling technology is required, the collected water sample is not representative by using an incorrect technology, and the main principles of water sample collection and preservation are as follows: firstly, the collected sample can represent the quality of a water body, namely a water sample is representative; secondly, the components of the collected sample which are easy to change should be measured on site, the sample brought back to a laboratory should be properly preserved before the test, and the samples are ensured not to generate obvious physical, chemical and biological changes during the preservation period.
The water sample is collected by using a water taking container at present basically manually, the method is easy to mix with water at other depths when the water sample is collected, so that the water sample is not representative, the sampling result is influenced, the water quality detection result is influenced, a water sample maintaining agent is required to be added when the water sample is collected, so that the state of the water sample is maintained, but when the water sample is manually sampled, the water sample maintaining agent is firstly added into the sampling container manually, then the sampling container is placed in water for sampling, the water sample maintaining agent is easy to run off, the waste is caused, and the state of the water sample is not easy to maintain.
Disclosure of Invention
In view of the above problems, the present invention aims to provide a water sampling device for hydrological survey, which can make the collected water sample more representative and have higher collection efficiency, and can better add a water sample retention agent to better retain the state of the water sample.
The technical proposal is as follows: the utility model provides a hydrologic survey is with quality of water sampling device, includes main support, protective housing, moves down mechanism and collection mechanism, the main support is equipped with two connecting holes, the rigid coupling has the protective housing on the main support, move down the mechanism and establish on the main support, collection mechanism establishes on moving down the mechanism.
Optionally, the mechanism that moves down is including motor support frame, driving motor, driving gear, big lead screw, thread bush and driven gear, main support frame top rigid coupling has the motor support frame, the rigid coupling has driving motor on the motor support frame, the rigid coupling has the driving gear on driving motor's the output shaft, sliding connection has big lead screw on the main support frame, there is the thread bush through threaded connection on the big lead screw, the rigid coupling has driven gear on the thread bush, driven gear and driving gear meshing, driven gear and driving gear are located the protective housing.
Optionally, the collection mechanism is including slip holder, little bolt, rotation holder, glass cup and buoyancy board, open on one side of big lead screw lower extreme has the short groove, open on the opposite side of big lead screw lower extreme has the elongated slot, and the slip is connected with a slip holder on the short groove, and the slip is connected with a slip holder on the elongated slot, big lead screw bottom rigid coupling has a slip holder, three all rotate on the slip holder and be connected with the rotation holder, all open threaded hole on rotation holder and the slip holder, rotation holder and slip holder pass through little bolted connection, glass cup has been placed between rotation holder and the slip holder, all rigid coupling has two buoyancy boards on the slip holder on short groove and the elongated slot.
Optionally, the sealing mechanism is arranged on the glass, and comprises a bottle cap, a baffle, small springs, long rods, middle rods and short rods, wherein the three glass is provided with the bottle cap through threaded connection, the three glass is provided with four round holes and communicated with the glass, the three glass is provided with the baffle in a sliding manner, the three glass is contacted with the round holes, the three glass is connected with the four small springs, the short rods are fixedly connected with the baffle close to the long groove and are slidably connected with the main support, the middle rods are fixedly connected with the baffle close to the short groove and are slidably connected with the main support, the other glass is fixedly connected with the long rods, and the long rods are slidably connected with the main support.
Optionally, still including throwing mechanism, throwing mechanism establishes on the bottle lid, throwing mechanism is including placing pipe, lid, sliding plate, supporting spring and dwang, three all the rigid coupling has on the bottle lid and places the pipe, three place the pipe all with the glass cup intercommunication, three place the pipe top all has the lid through threaded connection, three place the pipe middle part and all be connected with the sliding plate in a sliding way, be connected with supporting spring between the sliding plate and the placing pipe, three all fixedly connected with dwang on the baffle, the dwang is located the sliding plate below.
Optionally, the bottle cap further comprises a filter screen, wherein the filter screens are fixedly connected in the three bottle caps, and the filter screen is connected with the baffle in a sliding mode.
The invention has the following advantages:
1. the staff drives the ship to suitable water intaking place, the staff starts driving motor, thereby drive driving gear, driven gear and thread bush rotation, the thread bush drives big lead screw downwardly moving, make three glass in different water levels, can draw the water sample in the different water levels simultaneously, then the staff starts driving motor counter-rotating, thereby drive big lead screw upwardly moving, the staff unscrews little bolt, the pivoted clamping frame again, make pivoted clamping frame and slip clamping frame no longer press from both sides tight glass, the glass is taken down to the staff, thereby collect the water sample that draws, can once only draw the water sample of different water levels like this, the efficiency of sampling is improved.
2. The glass drives bottle lid, baffle, stock, middle pole and quarter butt removal, stock, the top of middle pole and quarter butt is in proper order with the main support contact, make stock, middle pole and quarter butt no longer remove, big lead screw drives glass, bottle lid and baffle continue to remove, each baffle breaks away from the through-hole on the bottle lid in proper order, make water can enter into in the glass through the through-hole on the bottle lid, let the glass can draw the water sample, big lead screw upward movement, the top of stock, middle pole and quarter butt breaks away from the contact with the main support in proper order, the baffle is sealed with the through-hole contact on the bottle lid again to the glass, prevent the water sample of other water levels of getting into in the glass, make the water sample more representative, can make the sampling result more accurate.
3. After the water sample is extracted, the bottle cap drives the placing tube and the sliding plate to move upwards, the sliding plate can be contacted with the other side of the inclined rod, the inclined rod extrudes the sliding plate to move towards the opposite direction, and the supporting spring is stretched, so that the water sample maintaining agent in the placing tube flows into the water sample in the glass cup, the state of the water sample in the water sample extraction is maintained, the water sample is more representative, the sampling result is more accurate, the placing tube is plugged again by the sliding plate when the glass cup moves downwards again for sampling, the water sample maintaining agent in the placing tube is prevented from losing, and the state of the water sample is maintained while waste is reduced.
4. In the process of extracting the water sample by the glass, impurities such as algae and duckweed in the water can be possibly extracted, the filter screen is positioned in the bottle cover, and the filter screen can filter the extracted water sample, so that the water sample is kept in a clean state, the water sample is more representative, and the sampling result is further ensured.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of a first part of the sealing mechanism of the present invention.
Fig. 3 is a schematic perspective view of a first part of the downward moving mechanism of the present invention.
Fig. 4 is a schematic perspective view of a first part of the collecting mechanism according to the present invention.
Fig. 5 is a schematic perspective view of a second part of the collecting mechanism according to the present invention.
Fig. 6 is a partially disassembled perspective view of the collection mechanism of the present invention.
Fig. 7 is a schematic perspective view of a second part of the downward moving mechanism of the present invention.
Fig. 8 is a schematic view of a second partial perspective of the sealing mechanism of the present invention.
Fig. 9 is a partially enlarged perspective view of the sealing mechanism of the present invention.
Fig. 10 is a partially enlarged perspective view of the dispensing mechanism of the present invention.
Fig. 11 is a schematic view of a partially cut-away perspective of a delivery mechanism of the present invention.
The reference symbols in the drawings: 1-main support, 2-connecting hole, 3-protective shell, 51-motor support, 52-driving motor, 53-driving gear, 54-large screw, 55-threaded sleeve, 56-driven gear, 61-sliding clamping frame, 611-small bolt, 62-rotating clamping frame, 63-glass, 64-buoyancy plate, 65-short groove, 66-long groove, 71-bottle cap, 72-baffle, 73-small spring, 74-long rod, 75-middle rod, 76-short rod, 81-placing tube, 82-cover, 83-sliding plate, 84-supporting spring, 85-inclined rod and 9-filter screen.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
1-11, including main support 1, protective housing 3, move down mechanism and collection mechanism, main support 1 is equipped with two connecting holes 2, and connecting hole 2 are convenient for bolt main support 1 on the hull, the rigid coupling has protective housing 3 on the main support 1, move down the mechanism and establish on main support 1, collection mechanism establishes on move down mechanism 5, collection mechanism is used for extracting the water sample.
The downward moving mechanism comprises a motor support frame 51, a driving motor 52, a driving gear 53, a large screw rod 54, a thread sleeve 55 and a driven gear 56, wherein the motor support frame 51 is welded at the top of the main support frame 1, the driving motor 52 is fixedly connected to the motor support frame 51, an output shaft of the driving motor 52 is connected with the driving gear 53 through a flat key, the large screw rod 54 is connected to the main support frame 1 in a sliding mode, the large screw rod 54 is connected with the thread sleeve 55 through a thread, the thread sleeve 55 is connected with the driven gear 56 through a flat key, the driven gear 56 is meshed with the driving gear 53, the driven gear 56 and the driving gear 53 are located in a protective shell 3, and the protective shell 3 can prevent the driven gear 56 and the driving gear 53 from being meshed and exposed to the outside, so that danger is avoided.
The collecting mechanism comprises a sliding clamping frame 61, small bolts 611, a rotating clamping frame 62, glass cups 63 and a buoyancy plate 64, wherein one side of the lower end of the large screw rod 54 is provided with a short groove 65, the other side of the lower end of the large screw rod 54 is provided with a long groove 66, the short groove 65 is connected with the sliding clamping frame 61 in a sliding mode, the bottom end of the large screw rod 54 is welded with the sliding clamping frame 61, three sliding clamping frames 61 are all connected with the rotating clamping frame 62 in a rotating mode, the rotating clamping frame 62 and the sliding clamping frame 61 are all provided with threaded holes, the rotating clamping frame 62 and the sliding clamping frame 61 are connected through the small bolts 611, the glass cups 63 are placed between the rotating clamping frame 62 and the sliding clamping frame 61, the glass cups 63 are used for collecting water samples, the sliding clamping frames 61 on the short groove 65 and the long groove 66 are all fixedly connected with the two buoyancy plates 64, and the buoyancy plate 64 can enable the sliding clamping frame 61 to float on the water surface.
Firstly, a worker bolts the main support 1 on the ship body through two connecting holes 2 on the main support 1, then the worker drives the ship to a proper water taking place, the worker starts the driving motor 52, the driving motor 52 drives the driving gear 53 to rotate through an output shaft, the driving gear 53 rotates to drive the driven gear 56 and the threaded sleeve 55 to rotate, the threaded sleeve 55 drives the large screw rod 54 to move downwards, the large screw rod 54 enters water, under the buoyancy of the water, the buoyancy plate 64 floats on the water surface, the sliding clamping frame 61 connected on the short groove 65 and the long groove 66 in a sliding mode floats on the water surface, the large screw rod 54 drives the other sliding clamping frame 61 to enter the water, because the length of the short groove 65 and the long groove 66 is limited, the large screw rod 54 continuously moves downwards, the two sliding clamping frames 61 are respectively contacted with the tops of the short groove 65 and the long groove 66, the large screw rod 54 sequentially drives the two sliding clamping frames 61 to enter the water, the sliding clamping frame 62 and the glass cup 63 to move, the lengths of the short groove 65 and the long groove 66 are inconsistent, the three glass clamping frames 63 are enabled to float on the water level, the short groove 65 and the glass clamping frame 62 are simultaneously driven by the long groove 66, and the water sampling efficiency is improved, and the water sample can be simultaneously extracted by the worker and the water sampling staff is reversely rotated, and the water level of the water sampling clamping frame is simultaneously, and the water sample is sampled by the small glass clamping frame 62 is reversely rotated, and the water level is sampled by the water and the water sample is sampled by the water and the water sample is sampled.
Example 2
On the basis of embodiment 1, as shown in fig. 7-9, the sealing mechanism is arranged on the glass 63, the sealing mechanism comprises a bottle cap 71, a baffle 72, a small spring 73, a long rod 74, a middle rod 75 and a short rod 76, the three glass 63 is connected with the bottle cap 71 through threads, the three bottle caps 71 are provided with four round holes and are communicated with the glass 63, the three bottle caps 71 are connected with the baffle 72 in a sliding manner, the three baffle 72 are contacted with the round holes, the baffle 72 can seal the glass 63, four small springs 73 are connected between the three baffle 72 and the bottle cap 71, the short rod 76 is welded on the baffle 72 close to the long groove 66, the short rod 76 is connected with the main support 1 in a sliding manner, the middle rod 75 is welded on the baffle 72 close to the short groove 65, the middle rod 75 is connected with the main support 1 in a sliding manner, the other baffle 72 is welded with the long rod 74, and the long rod 74 is connected with the main support 1 in a sliding manner.
When the glass 63 moves underwater, water samples in other water levels can be possibly extracted, sampling results can be affected, so that the glass 63 needs to be sealed, the glass 63 drives the bottle cap 71, the baffle 72, the long rod 74, the middle rod 75 and the short rod 76 to move, when the glass 63 sequentially moves downwards to a certain distance, the top ends of the long rod 74, the middle rod 75 and the short rod 76 sequentially contact the main support 1, the long rod 74, the middle rod 75 and the short rod 76 are not moved any more, the large screw 54 drives the glass 63 and the bottle cap 71 to continuously move downwards, through holes in the bottle cap 71 are sequentially separated from the baffle 72, the small spring 73 is compressed, water can enter the glass 63 through the through holes in the bottle cap 71, the glass 63 can extract the water samples, the large screw 54 moves upwards, the baffle 72 is in contact with the through holes in the bottle cap 71 again, the top ends of the long rod 74, the middle rod 75 and the short rod 76 are sequentially separated from the main support 1, the long rod 75 and the short rod 76 move upwards, the small spring 73 is reset, the small spring 73 presses the baffle 73 to press the glass 63, and the water samples can be prevented from entering the glass 63, and the water samples can be more accurate, and the water samples can be sampled, and the water samples can be more accurately sampled.
Example 3
On the basis of embodiment 1, as shown in fig. 10-11, the throwing mechanism is arranged on the bottle cap 71, the throwing mechanism comprises a placing pipe 81, a cover 82, a sliding plate 83, a supporting spring 84 and inclined rods 85, the placing pipe 81 is welded on the three bottle caps 71, the placing pipe 81 can be used for placing a water sample holding agent, the three placing pipes 81 are communicated with the glass 63, the top ends of the three placing pipes 81 are connected with the cover 82 through threads, the middle parts of the three placing pipes 81 are connected with the sliding plate 83 in a sliding mode, the sliding plate 83 can prevent the water sample holding agent from flowing into the glass 63, the supporting spring 84 is connected between the sliding plate 83 and the placing pipes 81, the inclined rods 85 are welded on the three baffle plates 72, and the inclined rods 85 are positioned below the sliding plate 83.
After the water sample is extracted, a water sample holding agent is required to be put into the extracted water sample for maintaining the state during water sample extraction, a worker screws the cover 82 to enable the cover 82 to be separated from the placing pipe 81, the worker puts the water sample holding agent into the placing pipe 81, the worker screws the cover 82 back onto the placing pipe 81, at the moment, the water sample holding agent is in a closed space, when the bottle cap 71 moves downwards, through holes on the bottle cap 71 are separated from contact with each baffle 72, the bottle cap 71 can drive the placing pipe 81 and the sliding plate 83 to move downwards, the sliding plate 83 can be contacted with one side of the inclined rod 85, the inclined rod 85 can press the sliding plate 83 to move, the supporting spring 84 is compressed, the bottle cap 71 can drive the placing pipe 81 and the sliding plate 83 to move downwards continuously, the sliding plate 83 and the inclined rod 85 are separated from contact, the supporting spring 84 is reset, the supporting spring 84 drives the sliding plate 83 to reset, after the water sample is extracted, the bottle cap 71 drives the placing tube 81 and the sliding plate 83 to move upwards, the sliding plate 83 is contacted with the other side of the inclined rod 85, the inclined rod 85 extrudes the sliding plate 83 to move towards the opposite direction, the supporting spring 84 is stretched, so that the water sample retaining agent in the placing tube 81 flows into the water sample in the glass cup 63, the state of the water sample in the water sample extraction is maintained, the water sample is more representative, the sampling result is more accurate, the bottle cap 71 drives the placing tube 81 and the sliding plate 83 to move upwards continuously, the sliding plate 83 is separated from contact with the inclined rod 85, the supporting spring 84 drives the sliding plate 83 to reset, after the water sample is extracted, the water sample retaining agent is added into the placing tube 81 again by a worker, the next water sample collection is facilitated, the placing tube 81 is plugged again by the sliding plate 83 when the glass cup 63 moves downwards again for sampling, the water sample retaining agent in the placing tube 81 is prevented from losing, the waste is reduced, and meanwhile, the state of the water sample is kept.
Example 4
On the basis of embodiment 1, as shown in fig. 11, the water sample filtering device further comprises a filter screen 9, wherein the filter screens 9 are embedded in the three bottle caps 71, the filter screen 9 can filter the water sample, and the filter screen 9 is connected with the baffle 72 in a sliding mode.
In the process that the glass 63 can extract the water sample, the impurities such as algae and duckweed in the water can be possibly extracted, the filter screen 9 is positioned in the bottle cap 71, the filter screen 9 can filter the extracted water sample, so that the water sample is kept in a clean state, the water sample is more representative, and the sampling result is further ensured.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a hydrologic survey is with quality of water sampling device, its characterized in that includes main support (1), protective housing (3), moves down mechanism and collection mechanism, main support (1) are equipped with two connecting holes (2), the rigid coupling has protective housing (3) on main support (1), move down the mechanism and establish on main support (1), collection mechanism establishes on moving down the mechanism.
2. The water quality sampling device for hydrological survey according to claim 1, wherein the downward moving mechanism comprises a motor support frame (51), a driving motor (52), a driving gear (53), a large screw rod (54), a thread sleeve (55) and a driven gear (56), wherein the motor support frame (51) is fixedly connected to the top of the main support frame (1), the driving motor (52) is fixedly connected to the motor support frame (51), the driving gear (53) is fixedly connected to an output shaft of the driving motor (52), the large screw rod (54) is connected to the main support frame (1) in a sliding mode, the thread sleeve (55) is connected to the large screw rod (54) through threads, the driven gear (56) is meshed with the driving gear (53) and the driven gear (56) and the driving gear (53) are located in the protective shell (3).
3. The water sampling device for hydrological survey according to claim 2, wherein the collecting mechanism comprises a sliding clamping frame (61), a small bolt (611), a rotating clamping frame (62), a glass (63) and a buoyancy plate (64), a short groove (65) is formed in one side of the lower end of the large screw rod (54), a long groove (66) is formed in the other side of the lower end of the large screw rod (54), a sliding clamping frame (61) is connected to the short groove (65) in a sliding mode, a sliding clamping frame (61) is connected to the long groove (66) in a sliding mode, a rotating clamping frame (62) is connected to the bottom end of the large screw rod (54) in a fixed mode, threaded holes are formed in the rotating clamping frame (62) and the sliding clamping frame (61), the glass (63) and the buoyancy plate (64) are fixedly connected to the short groove (65) and the long groove (64) through the small bolt (611).
4. A water quality sampling device for hydrological survey according to claim 3, further comprising a sealing mechanism, wherein the sealing mechanism is arranged on the glass (63), the sealing mechanism comprises a bottle cap (71), a baffle plate (72), a small spring (73), a long rod (74), a middle rod (75) and a short rod (76), the three glass (63) are all connected with the bottle cap (71) through threads, the three bottle caps (71) are all provided with four round holes and are communicated with the glass (63), the three bottle caps (71) are all connected with the baffle plate (72) in a sliding mode, the three baffle plates (72) are all contacted with the round holes, four small springs (73) are all connected between the three baffle plates (72) and the bottle cap (71), the baffle plate (72) close to the long groove (66) is fixedly connected with the short rod (76), the baffle plate (72) close to the short groove (65) is fixedly connected with the middle rod (75) through threads, the baffle plate (72) close to the short groove (65) is fixedly connected with the main support (1), and the three baffle plates (72) are connected with the long support (74) in a sliding mode.
5. The water sampling device for hydrological survey according to claim 4, further comprising a throwing mechanism, wherein the throwing mechanism is arranged on the bottle cap (71), the throwing mechanism comprises a placing tube (81), a cover (82), a sliding plate (83), supporting springs (84) and inclined rods (85), the placing tube (81) is fixedly connected to the three bottle caps (71), the placing tube (81) is communicated with the glass (63), the cover (82) is connected to the top ends of the placing tubes (81) through threads, the sliding plate (83) is connected to the middle of the placing tube (81) in a sliding mode, the supporting springs (84) are connected between the sliding plate (83) and the placing tube (81), the inclined rods (85) are fixedly connected to the baffle plates (72), and the inclined rods (85) are located below the sliding plate (83).
6. The water sampling device for hydrological survey according to claim 5, further comprising a filter screen (9), wherein the filter screen (9) is fixedly connected in all three bottle caps (71), and the filter screen (9) is slidably connected with the baffle plate (72).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310045929.5A CN116183294A (en) | 2023-01-30 | 2023-01-30 | Water quality sampling device for hydrologic survey |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310045929.5A CN116183294A (en) | 2023-01-30 | 2023-01-30 | Water quality sampling device for hydrologic survey |
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| Publication Number | Publication Date |
|---|---|
| CN116183294A true CN116183294A (en) | 2023-05-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310045929.5A Pending CN116183294A (en) | 2023-01-30 | 2023-01-30 | Water quality sampling device for hydrologic survey |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118706524A (en) * | 2024-08-27 | 2024-09-27 | 中国地质调查局哈尔滨自然资源综合调查中心 | A water quality sampling device for hydrological survey |
-
2023
- 2023-01-30 CN CN202310045929.5A patent/CN116183294A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118706524A (en) * | 2024-08-27 | 2024-09-27 | 中国地质调查局哈尔滨自然资源综合调查中心 | A water quality sampling device for hydrological survey |
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