CN116698504A - Multifunctional sampling device for water quality investigation - Google Patents
Multifunctional sampling device for water quality investigation Download PDFInfo
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- CN116698504A CN116698504A CN202310859862.9A CN202310859862A CN116698504A CN 116698504 A CN116698504 A CN 116698504A CN 202310859862 A CN202310859862 A CN 202310859862A CN 116698504 A CN116698504 A CN 116698504A
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- 238000005070 sampling Methods 0.000 title claims abstract description 128
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 110
- 238000011835 investigation Methods 0.000 title claims abstract description 27
- 238000001125 extrusion Methods 0.000 claims abstract description 22
- 239000010802 sludge Substances 0.000 claims abstract description 16
- 238000007789 sealing Methods 0.000 claims description 9
- 239000011324 bead Substances 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 239000011148 porous material Substances 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 6
- 230000008859 change Effects 0.000 abstract description 2
- 230000000712 assembly Effects 0.000 abstract 1
- 238000000429 assembly Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 6
- 239000000356 contaminant Substances 0.000 description 5
- 238000001514 detection method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 244000058871 Echinochloa crus-galli Species 0.000 description 2
- 235000015225 Panicum colonum Nutrition 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 241000195493 Cryptophyta Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 239000000725 suspension Substances 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
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
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- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Hydrology & Water Resources (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a multifunctional sampling device for water quality investigation, which belongs to the technical field of water quality investigation and comprises a plurality of water taking outer cylinders and silt sampling cylinders, wherein the number of the water taking outer cylinders is three, the outer side walls of the water taking outer cylinders are connected with the same fixed ring, the outer side walls of the fixed ring are connected with lifting assemblies, the inner side walls of the water taking outer cylinders are connected with connecting rings, and the inner side walls of the connecting rings are connected with sampling bottles. According to the invention, through the cooperation arrangement of the plurality of sampling bottles and the plurality of valve plates, the valve plates can be opened one by utilizing the pressure change with different downward movement depths to sample the sampling bottles, so that the disposable sampling of multilayer water in a lake is realized, the sampling efficiency is improved, and meanwhile, the conical hopper and the spiral extrusion pieces are arranged, so that when the water is recovered and pulled upwards, the two spiral extrusion pieces can reversely rotate by utilizing the condition that the conical hopper is subjected to downward movement by resistance, the sludge at the water bottom is conveyed and extruded upwards, and the sampling of the sludge at the water bottom in the upward movement process of the sampling device is realized.
Description
Technical Field
The invention relates to the technical field of water quality investigation, in particular to a multifunctional sampling device for water quality investigation.
Background
One water quality indicator may include an integrated indicator of several contaminants, and one contaminant may also contribute to the characterization of several water quality indicators. Such as suspensions may include organic contaminants, inorganic contaminants, algae, etc.; an organic contaminant can be used to characterize several water quality indicators, such as COD, BOD, pH.
At present, when water quality investigation and sampling are carried out on the reservoir and lake under the conventional static state, containers such as a bottle, a tank and the like are generally and directly utilized for manual sampling, the sampling mode is convenient and quick, but the sampled water is surface water of the reservoir and lake, the water sample is single, the water quality detection result is not accurate enough, the water quality conditions of different water layers of the whole reservoir and lake cannot be reflected, and the silt in the water is also an important index for water quality investigation, so that the conventional silt sampler is only suitable for shallow water areas and is difficult to sample the silt in deep water areas.
Disclosure of Invention
The invention aims to solve the problem that water sample collection is single and inconvenient in multi-layer sampling in the prior art, and provides a multifunctional sampling device for water quality investigation.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a water quality investigation is with multi-functional sampling device, includes a plurality of water intaking urceolus and silt sampling tube, the quantity of water intaking urceolus is three, and the lateral wall all is connected with same solid fixed ring, gu fixed ring lateral wall is connected with the lift subassembly, water intaking urceolus inside wall is connected with the go-between, the go-between inside wall is connected with the sample bottle, and is three sample bottle top mouth inside wall all is connected with the orifice plate, three be provided with shallow layer valve board, middle layer valve board and deep valve board respectively above the orifice plate, be provided with the cavity ball in the sample bottle, water intaking urceolus bottom is through adapter plate fixedly connected with cover fill, silt sampling tube top is provided with the toper fill, toper fill lateral wall is connected with spacing subassembly, toper fill inside wall is connected with the drive shaft through the spacing button, be provided with gear assembly on the drive shaft lateral wall, the gear assembly below is provided with spiral extrusion.
Preferably, the lifting assembly comprises a plurality of earplates and a fixing frame, wherein the outer side wall of the bottom end of the fixing frame is fixedly connected with the inner side wall of the earplates, the side wall of the earplates is fixedly connected with the outer side wall of a fixing ring, the inner side wall of the fixing ring is fixedly connected with the outer side wall of the water taking outer cylinder, and the top end of the fixing frame is fixedly connected with an axle center plate.
Preferably, the water intaking urceolus inside wall and go-between lateral wall fixed connection, be a plurality of through-holes of evenly seting up of array on the go-between, go-between inside wall and sampling bottle lateral wall fixed connection, sampling bottle both ends are the hopper-shaped of mutual symmetry, sampling bottle top mouth inside wall and orifice inboard wall fixed connection.
Preferably, the orifice plate top fixedly connected with dead lever, dead lever top fixedly connected with plectane, be provided with first spring between plectane and the shallow layer valve board, be provided with the second spring between plectane and the middle level valve board, be provided with the third spring between plectane and the deep layer valve board.
Preferably, the sliding hole inner side wall and the fixed rod outer side wall which are arranged on the shallow valve plate, the middle valve plate and the deep valve plate are in sliding connection, the diameter of the cavity ball is slightly larger than that of the port of the sampling bottle, the cavity ball is arranged in a hollow mode, and the inner side wall of the port of the bottom of the sampling bottle is fixedly connected with a tension plate.
Preferably, three water inlets are formed in the adapter plate, filter plates are fixedly connected to the inner side walls of the water inlets, the outer side walls of the adapter plate are fixedly connected with the top end of the sludge sampling tube through connecting rods, and sealing plates are arranged at the bottom ends of the cover hoppers.
Preferably, the limiting assembly is composed of a limiting ring and a cross rod, the outer side wall of the limiting ring is fixedly connected with the side wall of the sealing plate through the cross rod, the inner side wall of the limiting ring is slidably connected with a limiting rod, and the outer side wall of the limiting rod is movably connected with a limiting bead.
Preferably, the inner side wall of the conical bucket bottom port is fixedly connected with the side wall of the limiting button, the limiting Niu Cebi is in sliding connection with the inner side wall of the thread groove formed in the outer side wall of the driving shaft, the outer side wall of the driving shaft is rotationally connected with the inner side wall of the shaft hole formed in the top end of the sludge sampling tube, and the outer side wall of the driving shaft is sleeved with a compression spring.
Preferably, the gear assembly is composed of a main gear and a pinion, the main gear is meshed with the pinion, the main gear is fixedly connected with the outer side wall of the driving shaft, the pinion is rotationally connected with the inner side wall of the sludge sampling cylinder through a rotating shaft, and the driving shaft and the outer side wall of the rotating shaft are respectively fixedly connected with the inner side walls of the two spiral extrusion pieces.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the scheme, through the cooperation setting of the plurality of sampling bottles and the plurality of valve plates, the pressure change with different downward moving depths can be utilized, the valve plates are opened one by one to sample the sampling bottles, the disposable sampling of multilayer water in lakes is realized, the sampling efficiency is improved, and the layered sampling enables the water quality detection result to be more accurate.
2. This scheme is through setting up of closing plate, can be in the sampling layer district of difference upwards pulling sampling device gently, let the toper fight drive closing plate move down open for the quick sampling to different layer district shortens the dwell time in different layer district.
3. This scheme is through setting up of toper fill and spiral extrusion piece, can be when upwards retrieving the pulling, and the pressure that utilizes the toper fill because of the bottom is bigger, and the resistance that receives is also bigger, and the distance that its moves down is longer condition for two spiral extrusion pieces carry out reverse rotation, upwards carry the extrusion with the silt of bottom, realize sampling device and shift up the in-process to sample the water bottom silt, the quality of water condition of the whole lake of better detection of being convenient for.
Drawings
Fig. 1 is a schematic diagram of a three-dimensional structure of a multifunctional sampling device for water quality investigation according to the present invention;
fig. 2 is a schematic diagram of a three-dimensional structure of a multifunctional sampling device for water quality investigation according to the present invention;
FIG. 3 is a schematic diagram of a structure of a filter plate in the multifunctional sampling device for water quality investigation;
fig. 4 is a schematic structural diagram of a sampling bottle in the multifunctional sampling device for water quality investigation;
FIG. 5 is a schematic view of a deep valve plate in a multifunctional sampling device for water quality investigation according to the present invention;
FIG. 6 is a schematic diagram of the hollow cavity ball of the multifunctional sampling device for water quality investigation;
FIG. 7 is a schematic diagram of a spiral extrusion member in a multifunctional sampling device for water quality investigation;
fig. 8 is an enlarged view at a in fig. 1.
In the figure: 1. an outer water taking cylinder; 2. a silt sampling tube; 3. a fixing ring; 4. ear plates; 5. a fixing frame; 6. a shaft core plate; 7. a connecting ring; 8. sampling bottle; 9. an orifice plate; 10. a fixed rod; 11. a circular plate; 12. a first spring; 13. a shallow valve plate; 14. a second spring; 15. a middle layer valve plate; 16. a third spring; 17. a deep valve plate; 18. a hollow sphere; 19. a tension plate; 20. an adapter plate; 21. a filter plate; 22. a cover bucket; 23. a sealing plate; 24. a cross bar; 25. a limiting ring; 26. a conical hopper; 27. a limit button; 28. a compression spring; 29. a limit rod; 30. limiting beads; 31. a drive shaft; 32. a main gear; 33. a pinion gear; 34. a spiral extrusion; 35. and a connecting rod.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present invention are included in the protection scope of the present invention.
Example 1
Referring to fig. 1-8, a multifunctional sampling device for water quality investigation comprises a plurality of water taking outer cylinders 1 and silt sampling cylinders 2, wherein the number of the water taking outer cylinders 1 is three, the outer side walls are all connected with the same fixed ring 3, the outer side walls of the fixed ring 3 are connected with lifting components, the inner side walls of the water taking outer cylinders 1 are connected with connecting rings 7, the inner side walls of the connecting rings 7 are connected with sampling bottles 8, the inner side walls of top end openings of the three sampling bottles 8 are all connected with pore plates 9, and shallow valve plates 13, middle valve plates 15 and deep valve plates 17 are respectively arranged above the three pore plates 9;
further, the lifting assembly is composed of a plurality of ear plates 4 and a fixing frame 5, the outer side wall at the bottom end of the fixing frame 5 is fixedly connected with the inner side wall of the ear plates 4, the side wall at the bottom end of the ear plates 4 is fixedly connected with the outer side wall of a fixing ring 3, the inner side wall of the fixing ring 3 is fixedly connected with the outer side wall of a water taking outer cylinder 1, the top end of the fixing frame 5 is fixedly connected with an axle center plate 6, the inner side wall of the water taking outer cylinder 1 is fixedly connected with the outer side wall of a connecting ring 7, a plurality of through holes are uniformly formed in the connecting ring 7 in an array manner, the inner side wall of the connecting ring 7 is fixedly connected with the outer side wall of a sampling bottle 8, two ends of the sampling bottle 8 are mutually symmetrical funnel-shaped, the inner side wall at the top end of the sampling bottle 8 is fixedly connected with the inner side wall of a pore plate 9, the top end of the pore plate 9 is fixedly connected with a fixing rod 10, the top end of the fixing rod 10 is fixedly connected with a circular plate 11, a first spring 12 is arranged between the circular plate 11 and a shallow valve plate 13, a second spring 14 is arranged between the circular plate 11 and the middle valve plate 15, a third spring 16 is arranged between the circular plate 11 and the deep valve plate 17, the hollow ball 18 is arranged, the inner side wall of the shallow valve plate 13 and the inner side wall of the deep valve plate 8 is provided with the inner side wall of the sampling bottle 8, and the inner side wall 18 is provided with the inner side of the inner side wall of the hollow bottle 8, which is provided with a tension port of the sampling bottle is provided with a port, and the sampling port is provided with a port, and the port is 8, and the port is connected with a port is a port, and the port is 8 is provided;
it should be noted that: the end of the traction steel rope is fixedly connected with the axle center plate 6, then the whole sampling device is slowly placed vertically downwards, after water flows into the cover bucket 22 in the continuous descending process, air in the cover bucket 22 is extruded, as the whole device enters the water, the upper port of the sampling bottle 8 is in a sealed state and moves vertically downwards, the air in the sampling bottle 8 cannot be discharged and is in a cavity state, as the sampling device moves downwards to a shallow sampling area, the shallow valve plate 13 compresses the first spring 12 under the action of self-buoyancy force and moves upwards, the upper port of the first sampling bottle 8 is opened, the air of the first sampling bottle 8 flows out from the upper port, the water flows into the cavity ball 18 from the bottom port and drives the cavity ball 18 to move upwards, after the water fills the sampling bottle 8, the upper port of the cavity ball 18 is closed again, as the sampling device moves downwards continuously, the middle layer 15 and the deep valve plate 17 move upwards respectively to open the ports, and the two sampling bottle plates 8 are filled with water to be filled up and filled in the sampling area and the deep sampling area, and the two sampling bottle plates are floated and opened;
the adoption of the method has the following further advantages: therefore, one-time sampling of multi-layer water in the lake can be realized, the sampling efficiency is improved, and the water quality detection result is more accurate.
Example two
Referring to fig. 1-8, a hollow sphere 18 is arranged in a sampling bottle 8, and the bottom end of a water taking outer cylinder 1 is fixedly connected with a cover bucket 22 through an adapter plate 20;
further, three water inlet holes are formed in the adapter plate 20, filter plates 21 are fixedly connected to the inner side walls of the water inlet holes, the outer side walls of the adapter plate 20 are fixedly connected with the top end of the sludge sampling tube 2 through connecting rods 35, and sealing plates 23 are arranged at the bottom ends of the cover buckets 22;
it should be noted that: when the sampling device reaches different sampling layer areas, the sampling device is slightly pulled upwards, the upper end of the conical hopper 26 is larger in resistance caused by large contact surface, the compression spring 28 is extruded downwards, the cross rod 24 is driven by the limiting ring 25 to move downwards when the conical hopper 26 is downwards, the sealing plate 23 is driven to move downwards by the cross rod 24, the lower part of the cover hopper 22 is opened, water in the layer area where the sampling device is located is conveniently extruded into the sampling bottle 8, and impurities such as water grass and the like can be blocked by the filter plate 21 in the adapter plate 20;
the adoption of the method has the following further advantages: thus, the rapid sampling of different layer areas can be quickened, the residence time of the different layer areas is shortened, and the water in other layer areas is prevented from being collected by different sampling bottles 8.
Example III
Referring to fig. 1-8, a conical hopper 26 is arranged above the sludge sampling tube 2, the outer side wall of the conical hopper 26 is connected with a limiting assembly, the inner side wall of the conical hopper 26 is connected with a driving shaft 31 through a limiting button 27, a gear assembly is arranged on the outer side wall of the driving shaft 31, and a spiral extrusion piece 34 is arranged below the gear assembly;
further, the limiting component consists of a limiting ring 25 and a cross rod 24, the outer side wall of the limiting ring 25 is fixedly connected with the side wall of the sealing plate 23 through the cross rod 24, a limiting rod 29 is slidably connected to the inner side wall of the limiting ring 25, a limiting bead 30 is movably connected to the outer side wall of the limiting rod 29, the inner side wall of the bottom end opening of the conical bucket 26 is fixedly connected with the side wall of the limiting button 27, the side wall of the limiting button 27 is slidably connected with the inner side wall of a thread groove formed in the outer side wall of the driving shaft 31, the outer side wall of the driving shaft 31 is rotatably connected with the inner side wall of a shaft hole formed in the top end of the sludge sampling tube 2, a compression spring 28 is sleeved on the outer side wall of the driving shaft 31, the gear component consists of a main gear 32 and a pinion 33, the main gear 32 is meshed with the pinion 33, the main gear 32 is fixedly connected with the outer side wall of the driving shaft 31, the pinion 33 is rotatably connected with the inner side wall of the bottom of the sludge sampling tube 2 through a rotating shaft, and the outer side wall of the driving shaft 31 is fixedly connected with the inner side walls of two spiral extrusion pieces 34 respectively;
it should be noted that: when the sampling device reaches the water bottom, the sampling device is lifted upwards, the pressure of the water bottom is larger, the resistance born by the conical hopper 26 is larger, the downward moving distance is longer, the limiting ring 25 slides on the limiting rod 29 to pass through the limiting beads 30 to limit, the resetting is avoided, the conical hopper 26 moves downwards and slides in the thread grooves on the driving shaft 31 through the limiting buttons 27 on the inner side walls of the conical hopper, so that the driving shaft 31 is driven to rotate, the driving shaft 31 rotates to drive the rotating shaft to rotate through the meshing of the main gear 32 and the auxiliary gear 33, the two spiral extrusion pieces 34 are reversely rotated, the sludge at the water bottom is conveyed upwards through the rotation of the spiral extrusion pieces 34, and the water content of the sludge is reduced through the extrusion of the two spiral extrusion pieces 34;
the adoption of the method has the following further advantages: therefore, the underwater silt can be sampled in the process of upward movement of the sampling device, and the water quality condition of the whole lake can be better detected.
When the sampling device is used, the end part of the traction steel rope is fixedly connected with the axle center plate 6, then the whole sampling device is slowly and vertically placed downwards, after water flows into the cover bucket 22 in the continuous descending process, air in the cover bucket 22 is extruded, as the whole device is in a sealed state after entering water, the air in the sampling bottle 8 cannot be discharged and is in a cavity state as the upper port of the sampling bottle 8 is in a vertical downwards moving state, as the sampling device is downwards moved to a shallow sampling area, the shallow valve plate 13 compresses the first spring 12 under the action of self-buoyancy force and upwards moves, so that the upper port of the first sampling bottle 8 is opened, the air of the first sampling bottle 8 runs out from the upper port, water flows into the bottom port and drives the cavity ball 18 upwards, the cavity ball 18 is propped against the upper port after the sampling bottle 8 is filled with water, the upper port is closed again, as the sampling device is continuously downwards moved, the upper port 15 and the deep valve plate 17 are respectively floated and opened under the action of the condition of the upper layer valve plate and the deep layer sampling area, so that the water quality of the sampling bottle is more accurately detected, and the water quality of the sampling device is more accurately detected;
when the sampling device reaches different sampling layer areas, the sampling device is slightly pulled upwards, the upper end of the conical hopper 26 is larger in resistance caused by large contact surface, the extrusion compression spring 28 is moved downwards, the cross rod 24 is driven to move downwards together by the limiting ring 25 when the conical hopper 26 is downward, the sealing plate 23 is driven to move downwards by the cross rod 24, the lower part of the cover hopper 22 is opened, water in the layer area where the sampling device is positioned is conveniently extruded into the sampling bottle 8, the filter plate 21 in the adapter plate 20 can prevent impurities such as water grass from being extruded, so that rapid sampling of different layer areas can be accelerated, the residence time of different layer areas is shortened, and the water in other layer areas is prevented from being collected by different sampling bottles 8;
when the sampling device arrives at the water bottom, the sampling device is lifted upwards, the pressure of the water bottom is larger, the resistance to the conical hopper 26 is larger, the downward moving distance is longer, the limiting ring 25 slides on the limiting rod 29 to pass through the limiting beads 30 to limit, the resetting is avoided, the conical hopper 26 moves downwards and can slide in the thread grooves on the driving shaft 31 through the limiting buttons 27 on the inner side walls of the conical hopper, so that the driving shaft 31 is driven to rotate, the driving shaft 31 rotates to drive the rotating shaft to rotate through the meshing of the main gear 32 and the auxiliary gear 33, the two spiral extrusion pieces 34 are reversely rotated, the spiral extrusion pieces 34 rotate to convey the sludge at the water bottom upwards, the water content of the sludge is reduced through the extrusion of the two spiral extrusion pieces 34, the instrument can sample from the water bottom of relatively soft, medium hardness, sand and the like, the instrument can sample from the inside of deep water, the sampler can be taken out from the inside of a sediment, the sampler can be taken out when the required sample is collected, in the process of rising, the valve at the top of the sampler can be closed due to the meshing of the main gear 32 and the auxiliary gear 33, the water pressure can be turned up, the water quality loss can be better, the water quality loss can be prevented from being detected in the whole process, and the water quality can be better detected, and the water quality loss can be better detected in the water quality can be realized.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (9)
1. The utility model provides a water quality investigation is with multi-functional sampling device, includes a plurality of water intaking urceolus (1) and silt sampling tube (2), its characterized in that, the quantity of water intaking urceolus (1) is three, and the lateral wall all is connected with same solid fixed ring (3), gu fixed ring (3) lateral wall is connected with the lift subassembly, water intaking urceolus (1) inside wall is connected with go-between (7), go-between (7) inside wall is connected with sample bottle (8), three sample bottle (8) top mouth inside wall all is connected with orifice plate (9), three orifice plate (9) top is provided with shallow layer valve plate (13), middle layer valve plate (15) and deep valve plate (17) respectively, be provided with cavity ball (18) in sample bottle (8), water intaking urceolus (1) bottom is through adapter plate (20) fixedly connected with cover fill (22), silt sampling tube (2) top is provided with conical hopper (26), conical hopper (26) lateral wall is connected with spacing subassembly, conical hopper (26) inside wall is connected with sample bottle (8) top end opening inside wall is provided with orifice plate (9), be provided with screw extrusion piece (31) side wall (31) outside through drive shaft (31), side wall assembly is provided with.
2. The multifunctional sampling device for water quality investigation according to claim 1, wherein the lifting assembly is composed of a plurality of ear plates (4) and a fixing frame (5), the outer side wall of the bottom end of the fixing frame (5) is fixedly connected with the inner side wall of the ear plates (4), the side wall of the ear plates (4) is fixedly connected with the outer side wall of a fixing ring (3), the inner side wall of the fixing ring (3) is fixedly connected with the outer side wall of a water taking outer cylinder (1), and the top end of the fixing frame (5) is fixedly connected with an axle center plate (6).
3. The multifunctional sampling device for water quality investigation according to claim 1, wherein the inner side wall of the water taking outer cylinder (1) is fixedly connected with the outer side wall of the connecting ring (7), a plurality of through holes are uniformly formed in the connecting ring (7) in an array, the inner side wall of the connecting ring (7) is fixedly connected with the outer side wall of the sampling bottle (8), two ends of the sampling bottle (8) are in a mutually symmetrical funnel shape, and the inner side wall of a top end opening of the sampling bottle (8) is fixedly connected with the inner side wall of the pore plate (9).
4. The multifunctional sampling device for water quality investigation according to claim 1, wherein a fixing rod (10) is fixedly connected to the top end of the pore plate (9), a circular plate (11) is fixedly connected to the top end of the fixing rod (10), a first spring (12) is arranged between the circular plate (11) and the shallow valve plate (13), a second spring (14) is arranged between the circular plate (11) and the middle valve plate (15), and a third spring (16) is arranged between the circular plate (11) and the deep valve plate (17).
5. The multifunctional sampling device for water quality investigation according to claim 4, wherein the inner side walls of sliding holes formed in the shallow valve plate (13), the middle valve plate (15) and the deep valve plate (17) are slidably connected with the outer side walls of the fixed rods (10), the diameter of the cavity ball (18) is slightly larger than that of the port of the sampling bottle (8), the cavity ball is hollow, and the inner side walls of the bottom port of the sampling bottle (8) are fixedly connected with tension plates (19).
6. The multifunctional sampling device for water quality investigation according to claim 1, wherein three water inlets are formed in the adapter plate (20), filter plates (21) are fixedly connected to inner side walls of the water inlets, outer side walls of the adapter plate (20) are fixedly connected with the top end of the sludge sampling tube (2) through connecting rods (35), and sealing plates (23) are arranged at the bottom ends of the cover hoppers (22).
7. The multifunctional sampling device for water quality investigation according to claim 6, wherein the limiting assembly is composed of a limiting ring (25) and a cross rod (24), the outer side wall of the limiting ring (25) is fixedly connected with the side wall of the sealing plate (23) through the cross rod (24), the inner side wall of the limiting ring (25) is slidably connected with a limiting rod (29), and a limiting bead (30) is movably connected to the outer side wall of the limiting rod (29).
8. The multifunctional sampling device for water quality investigation according to claim 1, wherein the inner side wall of the bottom end opening of the conical hopper (26) is fixedly connected with the side wall of the limit button (27), the side wall of the limit button (27) is slidably connected with the inner side wall of the thread groove formed in the outer side wall of the driving shaft (31), the outer side wall of the driving shaft (31) is rotatably connected with the inner side wall of the shaft hole formed in the top end of the sludge sampling tube (2), and the outer side wall of the driving shaft (31) is sleeved with a compression spring (28).
9. The multifunctional sampling device for water quality investigation according to claim 1, wherein the gear assembly consists of a main gear (32) and a secondary gear (33), the main gear (32) is meshed with the secondary gear (33), the main gear (32) is fixedly connected with the outer side wall of the driving shaft (31), the secondary gear (33) is rotatably connected with the inner side wall of the sludge sampling tube (2) through a rotating shaft, and the driving shaft (31) and the outer side wall of the rotating shaft are respectively fixedly connected with the inner side walls of the two spiral extrusion pieces (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310859862.9A CN116698504A (en) | 2023-07-13 | 2023-07-13 | Multifunctional sampling device for water quality investigation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310859862.9A CN116698504A (en) | 2023-07-13 | 2023-07-13 | Multifunctional sampling device for water quality investigation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116698504A true CN116698504A (en) | 2023-09-05 |
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| CN202310859862.9A Pending CN116698504A (en) | 2023-07-13 | 2023-07-13 | Multifunctional sampling device for water quality investigation |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117517003A (en) * | 2024-01-04 | 2024-02-06 | 南京市仪器仪表工业供销有限公司 | Sampling equipment for river water quality monitoring and sampling method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117517003A (en) * | 2024-01-04 | 2024-02-06 | 南京市仪器仪表工业供销有限公司 | Sampling equipment for river water quality monitoring and sampling method thereof |
| CN117517003B (en) * | 2024-01-04 | 2024-03-12 | 南京市仪器仪表工业供销有限公司 | Sampling equipment for river water quality monitoring and sampling method thereof |
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