CN116223112A - Environmental protection experiment test water sample collection system - Google Patents
Environmental protection experiment test water sample collection system Download PDFInfo
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- CN116223112A CN116223112A CN202310242278.9A CN202310242278A CN116223112A CN 116223112 A CN116223112 A CN 116223112A CN 202310242278 A CN202310242278 A CN 202310242278A CN 116223112 A CN116223112 A CN 116223112A
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- fixedly connected
- water sample
- sample collection
- sampling
- wall
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 135
- 230000007613 environmental effect Effects 0.000 title claims description 11
- 238000002474 experimental method Methods 0.000 title claims description 5
- 238000005070 sampling Methods 0.000 claims abstract description 60
- 239000000835 fiber Substances 0.000 claims abstract description 24
- 238000001914 filtration Methods 0.000 claims description 20
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 12
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 12
- 241001330002 Bambuseae Species 0.000 claims description 12
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 12
- 239000011425 bamboo Substances 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 7
- 239000012535 impurity Substances 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims description 2
- 239000011148 porous material Substances 0.000 claims description 2
- 239000003643 water by type Substances 0.000 abstract description 6
- 238000001514 detection method Methods 0.000 description 6
- 230000005484 gravity Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B22/00—Buoys
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/05—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements supported
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B22/00—Buoys
- B63B22/18—Buoys having means to control attitude or position, e.g. reaction surfaces or tether
- B63B22/20—Ballast means
-
- 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
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/18—Devices for withdrawing samples in the liquid or fluent state with provision for splitting samples into portions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B22/00—Buoys
- B63B2022/006—Buoys specially adapted for measuring or watch purposes
-
- 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
- G01N2001/1031—Sampling from special places
-
- 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
Abstract
The invention relates to the technical field of water sample collection and discloses an environment-friendly experimental water sample collection device, which comprises a buoy, wherein the lower end of the buoy is fixedly connected with a fiber rope, the surface of the fiber rope is provided with a positioning mechanism, the outer side of the positioning mechanism is provided with a water sample collection mechanism, the lower end of the fiber rope is fixedly connected with a balancing weight, the water sample collection mechanism comprises an outer box, the axis of the outer box is provided with a through hole, the inner wall of the through hole is fixedly connected with the outer wall of a positioning slide cylinder, a plurality of circumferentially distributed placement holes are formed in the outer box, and sampling bottles are installed in the placement holes. Through fixing a position the waters that will sample, through the cooperation with, stay sampling device in the waters that will sample, the rethread is cooperation relatively with, makes the interior timing interval water sampling to accomplish the different time ends water sampling work in same waters, less same waters water sampling data's deviation, easy operation uses manpower sparingly.
Description
Technical Field
The invention relates to the technical field of water sample collection, in particular to an environment-friendly experimental test water sample collection device.
Background
The water resource is an essential resource for human to survive, and the current water resource utilization is mostly river, lake and the like, so that the protection of the water resource becomes more and more important, and the water pollution problem becomes more and more serious in recent years, so that the key point for solving the problem of whether the water resource is polluted is to detect the water quality.
The water quality detection of the lake needs to be carried out on the water sample, a detector generally uses the water sample collector to carry out water sample collection when carrying out water sample collection, the water quality data of a sample water area can be judged by detecting the collected water sample, the accuracy of experimental data is guaranteed, and when carrying out water sample collection, the water quality of different time periods is sometimes selected at the same measuring point to carry out multiple sampling, so that the detection accuracy is guaranteed.
But current collector when carrying out water sampling, need to repeat the water sampling ware and propose the surface of water with the water sampling and take out, only can gather a water sample in proper order, need constantly throw in to reach the purpose of multitime sampling, in addition carry out the water sampling work of different time slots, need go to the same waters many times and gather, the surface of water repositioning is comparatively difficult on the one hand, the waters of gathering has certain deviation, on the other hand, sampling rate is slow, extravagant manpower moreover, inefficiency.
When sampling the lake, the current water sample collector is in an open state when being in the water again to after the detection requirement degree of depth is lowered, carry the quality of water that does not belong to this region in the water sample collector, in the water sample collector is got into in the water sample collector easily to the microorganism in the water in the collection process simultaneously and is adsorbed at the water sample collector inner wall, thereby influences final water sample detection data, leads to causing the detection data distortion.
Disclosure of Invention
In order to achieve the above purpose, the present invention adopts the following technical scheme: the utility model provides an environmental protection experiment test water sample collection system, includes cursory, cursory lower extreme fixedly connected with fiber rope, fiber rope surface is provided with positioning mechanism, the positioning mechanism outside is provided with water sample collection mechanism, fiber rope lower extreme fixedly connected with balancing weight.
The water sample collection mechanism comprises an outer box, a through hole is formed in the axis of the outer box, the inner wall of the through hole is fixedly connected with the outer wall of the positioning slide cylinder, a plurality of arc-shaped distribution arrangement holes are formed in the outer box, arc angles are 300 degrees, sampling bottles are installed in the arrangement holes, a sealing cover is connected to the lower side of the outer box in a threaded mode, interval sampling units for collecting water samples in different time periods are installed on the upper side of the outer box, a sampling driving unit is installed in the outer box, a matched gear is arranged at the upper end of the outer box, the inner wall of the matched gear is fixedly connected with the outer side of the positioning slide cylinder, and a filtering unit is installed on the upper side of the interval sampling unit.
Further, the positioning mechanism comprises a positioning sliding cylinder, the positioning sliding cylinder is sleeved outside the fiber ropes, the lower end of the positioning sliding cylinder is connected with a connecting cylinder in a threaded mode, the inner wall of the connecting cylinder is fixedly connected with an arc-shaped protruding block, the inner wall of the positioning sliding cylinder is rotationally connected with a plurality of clamping rods, and the lower sides of the clamping rods are in butt joint with the arc-shaped protruding block.
Further, the sampling driving unit comprises a driving motor, the driving motor is fixedly connected with the outer box, the driving motor is located between the through hole and the placement hole, the output end of the driving motor is fixedly connected with a conveying rod, the upper end of the conveying rod is fixedly connected with a linkage gear, and the linkage gear is located at the upper end of the outer box.
Further, the interval sampling unit is including rotatory lid, rotatory lid axle center department has been seted up the centre bore that supplies positioning mechanism to pass, rotatory lid relative positioning mechanism rotates, rotatory lid upper end fixed mounting has the filter unit, rotatory lid downside inner wall fixedly connected with joint piece, the ring channel with joint piece looks joint has been seted up to the outer container upper end, the holding tank that agrees with mutually with the linkage gear has been seted up to the joint piece lower extreme, the holding tank is located between centre bore and the filter unit, holding tank inner wall fixedly connected with and the driven tooth of linkage gear engaged with, rotatory lid inside has seted up the inlet opening that is linked together with the filter unit.
Further, the inlet opening is located under the filtering unit, an annular protruding block is fixedly mounted on the lower side of the inner wall of the inlet opening, the inner diameter of the annular protruding block is smaller than the outer diameter of the sampling bottle, the lower end of the annular protruding block is flush with the lower end of the rotary cover, and the inlet opening can be overlapped with the upper end of the sampling bottle when rotating.
Further, the filter unit is including fixed section of thick bamboo, fixed section of thick bamboo lower extreme and rotatory lid upper end fixed connection, fixed section of thick bamboo outside rotates and is connected with rotatory cover, rotatory cover outer wall fixedly connected with and cooperation gear matched with linkage tooth, the spacing groove has been seted up in the fixed section of thick bamboo outside, and the spacing inslot is slided and is provided with the spacing piece 483 that is used for rotatory cover 482 spacing, and spacing piece 483 and rotatory cover 482 fixed connection, multiunit circumference evenly distributed's filtration pore 484 has been seted up to fixed section of thick bamboo 481 upper end, fixed section of thick bamboo inner wall fixedly connected with fixed support frame, fixed support frame upside fixedly connected with and fixed barrel coaxial support column, the support column side is provided with the mediation unit.
Further, the dredging unit comprises a supporting shaft, the end part of the supporting shaft is fixedly connected with the outer side of the supporting column, the axis of the supporting shaft is parallel to the upper end of the inner wall of the rotating cover, a sleeve is rotationally connected to the outer side of the supporting shaft, a plurality of groups of dredging teeth 493 which are uniformly distributed circumferentially are fixedly connected to the outer side of the sleeve 492, and each group of dredging teeth 493 corresponds to each group of filtering holes one by one.
The invention has the beneficial effects that: 1. according to the invention, the sampling device is stopped in a water area to be sampled through the cooperation of the buoy and the balancing weight, and the sampling driving unit is used for driving the interval sampling unit, so that the sampling bottle in the outer box is used for regularly and intermittently collecting water samples, thereby completing the water sample collection work of the same water area in different time periods, reducing the deviation of water sample collection data of the same water area, and being simple in operation and saving manpower.
2. According to the invention, the collected impurities in the water area are filtered, and meanwhile, the inside is driven to dredge the filtering holes during rotation, so that the filtering effect is enhanced, and the phenomenon that the filtering holes are blocked by the impurities in the water to influence the water sample collection work is avoided.
3. According to the invention, the distance between the buoy and the water sample collecting mechanism is adjusted before sampling by matching the positioning mechanism and the fiber ropes, water seeds are put into the water sample collecting mechanism, and the water areas with corresponding depths are sampled, so that the purpose of water sample collecting work on the water areas with different water layers is realized, and the data detection is more accurate.
Drawings
Fig. 1 is a perspective view of the overall structure of the present invention.
Fig. 2 is a front cross-sectional view of the positioning mechanism of the present invention.
FIG. 3 is a schematic diagram of a water sample collection mechanism according to the present invention.
FIG. 4 is a schematic diagram of the outer case, mounting hole, through hole, and sampling driving unit of the present invention.
FIG. 5 is a full section view of the water sample collection mechanism of the present invention.
Fig. 6 is an enlarged view of a portion of the structure of the present invention in the area a of fig. 5.
FIG. 7 is a schematic view of a portion of a deoccluding unit of the present invention.
In the figure: 1. a float; 2. a fiber rope; 3. a positioning mechanism; 31. positioning a sliding cylinder; 32. a connecting cylinder; 33. arc-shaped protruding blocks; 34. a clamping rod; 4. a water sample collection mechanism; 41. an outer case; 42. a through hole; 43. a mounting hole; 44. a sampling bottle; 45. a cover; 46. an interval sampling unit; 461. a rotary cover; 462. a central bore; 463. a clamping block; 464. a receiving groove; 465. driven teeth; 466. a water inlet hole; 47. a sampling driving unit; 471. a drive motor; 472. a conveying rod; 473. a linkage gear; 48. a filtering unit; 481. a fixed cylinder; 482. a rotating cover; 483. a limiting block; 484. a filter hole; 485. fixing the supporting frame; 49. a dredging unit; 491. a support shaft; 492. a sleeve; 493. dredging teeth; 410. a mating gear; 5. and (5) balancing weights.
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.
Referring to fig. 1, an environmental protection experiment test water sample collection system, including cursory 1, cursory 1 lower extreme fixedly connected with fiber rope 2, fiber rope 2 surface is provided with positioning mechanism 3, and positioning mechanism 3 outside is provided with water sample collection mechanism 4, and fiber rope 2 lower extreme fixedly connected with balancing weight 5.
The lake water quality is subjected to experimental test collection, the lake water quality reaches a required collection position, an experimental bottle to be collected is placed in a water sample collection mechanism 4, then the distance between a positioning mechanism 3 and a buoy 1 is adjusted, a water layer to be sampled is determined, then the rotation interval time of a motor in the water sample collection mechanism 4 is adjusted, so that the required collection time period is determined, a balancing weight 5 is placed in water in a designated water area, the balancing weight 5 sinks into the water under the action of gravity, a fiber rope 2 drives the water sample collection mechanism 4 to sink into the water along with the balancing weight 5, the buoy 1 floats on the water surface, the water sample collection mechanism 4 is in a roughly vertical state in the lake under the tension between the floating 1 and the balancing weight 5, the buoy 1 is coated with a bright identification color, the identification function is achieved, and workers can quickly find the floating 1 on the water surface to collect equipment.
Referring to fig. 1 and 2, the positioning mechanism 3 includes a positioning slide 31, the positioning slide 31 is sleeved outside the fiber rope 2, a connecting tube 32 is screwed at the lower end of the positioning slide 31, an arc-shaped protrusion 33 is fixedly connected to the inner wall of the connecting tube 32, a plurality of clamping rods 34 are rotatably connected to the inner wall of the positioning slide 31, and the lower sides of the clamping rods 34 are abutted against the arc-shaped protrusion 33.
Before collecting the lake water sample, the distance between the positioning mechanism 3 and the balancing weight 5 on the fiber rope 2 is adjusted, the connecting cylinder 32 is manually rotated, the connecting cylinder 32 is separated from the positioning sliding cylinder 31 and moves downwards, the arc-shaped protruding blocks 33 are further driven to move together, at the moment, the lower sides of the clamping rods 34 gradually approach the inner walls of the positioning sliding cylinder 31 under the action of gravity due to the lack of the abutting of the arc-shaped protruding blocks 33, the diameters which can be contained by the lower sides of the clamping rods 34 are gradually enlarged, finally, the fiber rope 2 can freely move in the positioning sliding cylinder 31, at the moment, the position of the positioning mechanism 3 on the fiber rope 2 is adjusted, the connecting cylinder 32 is manually rotated reversely after the adjustment, the connecting cylinder 32 is in threaded connection with the positioning sliding cylinder 31 and moves upwards, the arc-shaped protruding blocks 33 are driven to move upwards to the lower sides of the clamping rods 34 to generate thrust, the lower sides of the clamping rods 34 are pushed to move towards the axial center of the positioning sliding cylinder 31, and finally, the lower ends of the clamping rods 34 are abutted to the outer sides of the fiber rope 2, so that the clamping rods 34 are relatively static to enable the positioning mechanism 3 to clamp the limiting positions on the fiber rope 2, and the water sample in the lake, and the purpose of different distances from the bottom in the lake is achieved.
Referring to fig. 3, 4 and 5, the water sample collection mechanism 4 includes an outer case 41, a through hole 42 is formed in an axial center of the outer case 41, an inner wall of the through hole 42 is fixedly connected with an outer wall of the positioning slide 31, a plurality of arc-shaped mounting holes 43 are formed in the outer case 41, an arc angle is 300 degrees, a sampling bottle 44 is mounted in the mounting holes 43, a sealing cover 45 is connected with a thread on the lower side of the outer case 41, a sampling unit 46 for collecting water samples in different time periods is mounted on the upper side of the outer case 41, a sampling driving unit 47 is mounted in the outer case 41, a matching gear 410 is arranged at the upper end of the outer case 41, and the inner wall of the matching gear 410 is fixedly connected with the outer side of the positioning slide 31.
Before the water sample collection mechanism 4 is put into water, the sealing cover 45 is rotated from the lower end of the outer box 41, so that the water sample collection mechanism 4 is leaked out of the mounting holes 43 at the bottom of the outer box 41, each sampling bottle 44 is plugged into each mounting hole 43 one by one and is tightly attached to the inner wall of each mounting hole 43, the sealing cover 45 is reversely rotated, the sealing cover 45 is tightly connected with the bottom of the outer box 41 in a threaded manner, the sealing cover 45 supports the bottom of the sampling bottle 44, after the water sample collection mechanism 4 is mounted, the interval time for rotation of the sampling driving unit 47 is set, the water sample collection mechanism 4 is completely put into water, the water sample collection mechanism 4 is driven to sink to a corresponding water area layer under the gravity of the balancing weight 5, the interval sampling units 46 are directionally rotated at intervals, lake water samples with different time periods are filled in each sampling bottle 44 gradually, and finally the water sample collection work is completed.
Referring to fig. 5, the sampling driving unit 47 includes a driving motor 471, the driving motor 471 is fixedly connected with the outer case 41, the driving motor 471 is located between the through hole 42 and the mounting hole 43, an output end of the driving motor 471 is fixedly connected with a conveying rod 472, an upper end of the conveying rod 472 is fixedly connected with a linkage gear 473, and the linkage gear 473 is located at an upper end of the outer case 41.
Referring to fig. 5 and 6, the interval sampling unit 46 includes a rotary cover 461, a central hole 462 for the positioning mechanism 3 to pass through is provided at the axial center of the rotary cover 461, the rotary cover 461 rotates relative to the positioning mechanism 3, a filter unit 48 is fixedly mounted at the upper end of the rotary cover 461, a clamping block 463 is fixedly connected to the inner wall of the lower side of the rotary cover 461, an annular groove clamped to the clamping block 463 is provided at the upper end of the outer case 41, a containing groove 464 engaged with a linkage gear 473 is provided at the lower end of the clamping block 463, the containing groove 464 is located between the central hole 462 and the filter unit 48, a driven tooth 465 engaged with the linkage gear 473 is fixedly connected to the inner wall of the containing groove 464, a water inlet 466 communicated with the filter unit 48 is provided inside the rotary cover 461, the water inlet 466 is located under the filter unit 48, an annular bump is fixedly mounted at the lower side of the inner wall of the water inlet 466, the annular bump has an inner diameter smaller than the outer diameter of the sampling bottle 44, the lower end of the annular bump is flush with the lower end of the rotary cover 461, and the water inlet 466 can coincide with the upper end of the sampling bottle 44 when rotating.
After a certain time is separated, the driving motor 471 drives the linkage gear 473 to rotate by a circle through the conveying rod 472, the linkage gear 471 rotates to drive the rotary cover 461 to rotate 60 degrees around the positioning mechanism 3, wherein the initial position of the filtering unit 48 is located between the first sampling bottle 44 and the second sampling bottle 44, after the rotary cover 461 rotates relative to the upper side of the outer box 41, the rotary cover 461 drives the water inlet 466 to rotate to the position above the first sampling bottle 44, at this time, external water flow enters the first sampling bottle 44 through the filtering unit 48 and the water inlet 466 to be sampled and collected by the first sampling bottle 44, after a certain time stays, the driving motor 471 rotates for the second time, the conveying rod 472 and the linkage gear 473 drive the rotary cover 461 to rotate, and then the water inlet 466 is driven to move to the second sampling bottle 44, the second sampling bottle 44 again performs secondary collection on the water sample in the time period, the upper side of the first sampling bottle 44 is covered and sealed after the rotary cover 461 rotates, the water sample is prevented from being polluted, and the water sample is circulated until the last sampling bottle 44 returns to the initial position after the sampling work is completed.
Referring to fig. 5 and 6, the filtering unit 48 includes a fixing cylinder 481, the lower end of the fixing cylinder 481 is fixedly connected with the upper end of the rotating cover 461, the outer side of the fixing cylinder 481 is rotatably connected with a rotating cover 482, the outer wall of the rotating cover 482 is fixedly connected with a linkage tooth matched with the matching gear 410, a limiting groove is formed on the outer side of the fixing cylinder 481, a limiting block 483 for limiting the rotating cover 482 is slidably arranged in the limiting groove, the limiting block 483 is fixedly connected with the rotating cover 482, a plurality of groups of filtering holes 484 uniformly distributed in the circumferential direction are formed at the upper end of the fixing cylinder 481, a fixing support frame 485 is fixedly connected with the inner wall of the fixing cylinder 481, a supporting column coaxial with the fixing cylinder 481 is fixedly connected with the upper side of the fixing support frame 485, and a dredging unit 49 is arranged on the side of the supporting column.
Referring to fig. 6 and 7, the dredging unit 49 includes a supporting shaft 491, an end of the supporting shaft 491 is fixedly connected with an outer side of the supporting column, an axis of the supporting shaft 491 is parallel to an upper end of an inner wall of the rotating cover 482, a sleeve 492 is rotatably connected to an outer side of the supporting shaft 491, a plurality of groups of dredging teeth 493 uniformly distributed in circumferential direction are fixedly connected to an outer side of the sleeve 492, and each group of dredging teeth 493 corresponds to each group of filtering holes 484 one by one.
The rotary cover 461 rotates around the positioning mechanism 3 and drives the rotary cover 482 to rotate around the positioning mechanism 3, the rotary cover 482 is meshed with the matched gear 410 while rotating, the inner wall of the matched gear 410 is fixedly connected with the outer side of the positioning sliding cylinder 31, the rotary cover 461 and the fixed cylinder 481 are relatively static, the circumference of the matched gear 410 is 6 times that of the rotary cover 482, when the rotary cover 482 rotates 60 degrees around the positioning mechanism 3, the rotary cover 482 rotates around the fixed cylinder 481, the filter holes 484 arranged on the rotary cover 482 simultaneously rotate around the axle center of the fixed cylinder 481, when the filter holes 484 rotate, each group of filter holes correspondingly insert into the filter holes 484 when passing through dredging teeth positioned on the upper side, after the filter holes 484 rotate, the dredging teeth 493 are stressed to drive the sleeve 492 to rotate around the supporting shaft 491, the filter holes 484 are cleaned inside the filter holes 484 in the rotating process, the filter holes 484 are prevented from being blocked by foreign matters in water sample during water sample collection, and the filter holes 484 are not thoroughly blocked.
Working principle: the lake water quality is subjected to experimental test collection, the lake water quality reaches a required collection position, an experimental bottle to be collected is placed in a water sample collection mechanism 4, then the distance between a positioning mechanism 3 and a buoy 1 is adjusted, a water layer to be sampled is determined, then the rotation interval time of a motor in the water sample collection mechanism 4 is adjusted, so that the required collection time period is determined, a balancing weight 5 is placed in water in a designated water area, the balancing weight 5 sinks into the water under the action of gravity, a fiber rope 2 drives the water sample collection mechanism 4 to sink into the water along with the balancing weight 5, the buoy 1 floats on the water surface, the water sample collection mechanism 4 is in a roughly vertical state in the lake under the tension between the floating 1 and the balancing weight 5, the buoy 1 is coated with a bright identification color, the identification function is achieved, and workers can quickly find the floating 1 on the water surface to collect equipment.
In the description of the present invention, unless explicitly stated and limited otherwise, the terms "disposed," "mounted," "connected," and "secured" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Standard parts used by the invention can be purchased from the market, and special-shaped parts can be customized according to the description of the specification and the drawings.
The present invention is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present invention and the inventive concept thereof, can be replaced or changed within the scope of the present invention.
Claims (7)
1. The utility model provides an environmental protection experiment test water sample collection system, includes cursory (1), its characterized in that: the water sample collecting device is characterized in that the lower end of the buoy (1) is fixedly connected with a fiber rope (2), a positioning mechanism (3) is arranged on the surface of the fiber rope (2), a water sample collecting mechanism (4) is arranged on the outer side of the positioning mechanism (3), and the lower end of the fiber rope (2) is fixedly connected with a balancing weight (5);
the water sample collection mechanism (4) comprises an outer box (41), a through hole (42) is formed in the axis of the outer box (41), the inner wall of the through hole (42) is fixedly connected with the outer wall of the positioning slide (31), a plurality of arc-shaped distribution placement holes (43) are formed in the outer box (41), the arc angle is 300 ℃, sampling bottles (44) are installed in the placement holes (43), a sealing cover (45) is connected to the lower side of the outer box (41) in a threaded manner, interval sampling units (46) for collecting water samples in different time periods are installed on the upper side of the outer box (41), sampling driving units (47) are installed in the outer box (41), a matched gear (410) is arranged at the upper end of the outer box (41), and the inner wall of the matched gear (410) is fixedly connected with the outer side of the positioning slide (31);
the upper side of the interval sampling unit (46) is provided with a filtering unit (48) for filtering impurities, and the filtering unit (48) is provided with a dredging unit (49) which is matched with the filtering unit.
2. The environmental protection test water sample collection device of claim 1, wherein: the positioning mechanism (3) comprises a positioning sliding cylinder (31), the positioning sliding cylinder (31) is sleeved outside the fiber rope (2), a connecting cylinder (32) is connected to the lower end of the positioning sliding cylinder (31) in a threaded mode, an arc-shaped protruding block (33) is fixedly connected to the inner wall of the connecting cylinder (32), a plurality of clamping rods (34) are rotatably connected to the inner wall of the positioning sliding cylinder (31), and the lower sides of the clamping rods (34) are in butt joint with the arc-shaped protruding block (33).
3. The environmental protection test water sample collection device of claim 1, wherein: the sampling driving unit (47) comprises a driving motor (471), the driving motor (471) is fixedly connected with the outer box (41), the driving motor (471) is located between the through hole (42) and the placement hole (43), the output end of the driving motor (471) is fixedly connected with a conveying rod (472), the upper end of the conveying rod (472) is fixedly connected with a linkage gear (473), and the linkage gear (473) is located at the upper end of the outer box (41).
4. An environmental protection test water sample collection device according to claim 3 wherein: the interval sampling unit (46) is including rotatory lid (461), centre bore (462) that supplies positioning mechanism (3) to pass are offered to rotatory lid (461) axle center department, rotatory lid (461) rotate relative positioning mechanism (3), rotatory lid (461) downside inner wall fixedly connected with joint piece (463), the ring channel with joint piece (463) looks joint has been offered to outer case (41) upper end, holding tank (464) that agrees with linkage gear (473) are offered to joint piece (463) lower extreme, holding tank (464) are located between centre bore (462) and filter unit (48), driven tooth (465) that holding tank (464) inner wall fixedly connected with and linkage gear (473) engaged with, inside inlet port (466) that are linked together with filter unit (48) of having offered of rotatory lid (461).
5. The environmental protection test water sample collection device of claim 4, wherein: the water inlet (466) is positioned right below the filtering unit (48), an annular protruding block is fixedly arranged on the lower side of the inner wall of the water inlet (466), the inner diameter of the annular protruding block is smaller than the outer diameter of the sampling bottle (44), the lower end of the annular protruding block is flush with the lower end of the rotary cover (461), and the water inlet (466) can be overlapped with the upper end of the sampling bottle (44) when rotating.
6. The environmental protection test water sample collection device of claim 5, wherein: the filter unit (48) is including fixed section of thick bamboo (481), fixed section of thick bamboo (481) lower extreme and rotatory lid (461) upper end fixed connection, fixed section of thick bamboo (481) outside rotation is connected with rotatory cover (482), rotatory cover (482) outer wall fixedly connected with and cooperation gear (410) matched with linkage tooth, spacing groove has been seted up in fixed section of thick bamboo (481) outside, and the sliding is provided with stopper (483) that are used for rotatory cover (482) spacing in the spacing groove, and stopper (483) and rotatory cover (482) fixed connection, multiunit circumference evenly distributed's filtration pore (484) have been seted up to fixed section of thick bamboo (481) upper end, fixed support frame (485) upside fixedly connected with and fixed section of thick bamboo (481) coaxial support column, support column side is provided with mediation unit (49).
7. The environmental protection test water sample collection device of claim 6, wherein: the dredging unit (49) comprises a supporting shaft (491), the end part of the supporting shaft (491) is fixedly connected with the outer side of a supporting column, the axis of the supporting shaft (491) is parallel to the upper end of the inner wall of the rotating cover (482), a sleeve (492) is rotationally connected to the outer side of the supporting shaft (491), a plurality of groups of dredging teeth (493) which are uniformly distributed in the circumferential direction are fixedly connected to the outer side of the sleeve (492), and each group of dredging teeth (493) corresponds to each group of filtering holes (484) one by one.
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| CN116223112B (en) | 2023-10-27 |
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