CN116558893A - Water sampling device for geological survey - Google Patents
Water sampling device for geological survey Download PDFInfo
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- CN116558893A CN116558893A CN202310773590.0A CN202310773590A CN116558893A CN 116558893 A CN116558893 A CN 116558893A CN 202310773590 A CN202310773590 A CN 202310773590A CN 116558893 A CN116558893 A CN 116558893A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 277
- 238000005070 sampling Methods 0.000 title claims abstract description 40
- 230000007246 mechanism Effects 0.000 claims abstract description 47
- 238000007667 floating Methods 0.000 claims abstract description 43
- 238000005086 pumping Methods 0.000 claims abstract description 33
- 238000011835 investigation Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
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- 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
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/30—Assessment of water resources
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- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a water sample sampling device for geological survey, which relates to the technical field of water sample sampling and comprises the following components: the device comprises a movable floating plate, a water pumping mechanism, a plurality of groups of water taking tanks, a feed hopper, an end cover, a water guide pipe, an end cover passive driving component, an end cover active driving component and a driving mechanism; the water guide pipe can be driven by the driving mechanism to carry out intermittent horizontal movement, so that the water guide pipe intermittently stays at each water taking tank when the water pumping mechanism pumps water with different depths. According to the invention, water samples with different depths can be sampled through the water pumping mechanism; the driving mechanism can drive the water guide pipe to intermittently and horizontally move, so that water samples with different depths are pumped by the water pumping mechanism and stored in different water taking tanks; when the water guide pipe moves to one group of water taking tanks, the end cover is opened, and the end cover can play a role in guiding flow; when the water guide pipe moves away from one group of water taking tanks to other water taking tanks, the end cover is reset and closed, and the opening at the upper end of the feed hopper is plugged through the end cover.
Description
Technical Field
The invention relates to the technical field of water sample sampling, in particular to a water sample sampling device for geological investigation.
Background
Geological investigation generally refers to all investigation works taking geological phenomena such as rock, stratum, structure, mineral products, hydrogeology, landform and the like as targets, taking geology and related science as guidance and taking observation and research as bases, and a sampling device is utilized to sample and analyze a water source aiming at the hydrogeology investigation, so that information such as water quality classification is obtained.
At present, when utilizing sampling device to sample groundwater, current sampling device is once mostly only can accomplish the sample work of coplanar, when needing to take the water sample of different degree of depth, need take out the adjustment with sampling device, then send into sampling device under the surface of water again just can begin the sample work next time, when sampling device deposit the water sample in the storage tank, still need manual opening or closing the end cover of storage tank for sampling efficiency is low, workman intensity of labour is big.
Disclosure of Invention
The invention aims to provide a water sample sampling device for geological investigation, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: a water sampling device for geological investigation, comprising:
moving the floating plate;
the water pumping mechanism is arranged at the upper end of the movable floating plate;
the upper ends of the water fetching tanks are communicated with a feed hopper, and two groups of end covers are arranged at the upper ends of the feed hopper;
the end cover passive driving assembly is arranged on the front side wall of the feed hopper;
the water guide pipe is arranged at the upper end of the movable floating plate, and an end cover driving assembly is arranged on the water guide pipe;
the driving mechanism is arranged at the upper end of the movable floating plate;
the water pumping mechanism is used for pumping water with different depths;
the water guide pipe can be driven by the driving mechanism to intermittently and horizontally move, so that the water guide pipe intermittently stays at each water taking tank when the water pumping mechanism pumps water with different depths;
when the water guide pipe moves to other water taking tanks, the end cover active driving assembly is separated from the end cover passive driving assembly of one water taking tank, so that the end cover passive driving assembly and the end cover are reset, and the end cover is closed.
Optionally, the water pumping mechanism comprises:
the two groups of support plates are fixedly arranged at the upper end of the movable floating plate, a first rotating shaft is rotatably arranged between the two groups of support plates through a bearing, and the first rotating shaft is driven to rotate through a first motor;
the water taking hose is wound on the first rotating shaft, the free end of the water taking hose extends downwards from the avoidance hole formed in the movable floating plate, the fixed end of the water taking hose is communicated with the connecting hose, and the water pump is arranged on the connecting hose;
the indication hose is wound on the first rotating shaft and positioned at two ends of the water taking hose, and the free end of the indication hose extends downwards from the avoidance hole formed in the movable floating plate.
Optionally, the water intake hose's free end lateral wall is fixed to be equipped with first balancing weight, the free end lateral wall of instruction hose is fixed to be equipped with the second balancing weight.
Optionally, the water intaking jar lower extreme intercommunication has a play hopper, install the valve on the play hopper, play hopper lower extreme intercommunication has the drain pipe.
Optionally, both sides wall all is fixed and is equipped with two sets of connecting seats around the feeder hopper, both sides wall all is fixed and is equipped with the connecting axle around the end cover, the connecting axle is connected with the connecting seat one-to-one and with the connecting seat rotation, just be located the connecting axle outside fixedly connected with torsional spring between end cover and the connecting seat.
Optionally, the end cap passive drive assembly includes:
the fixed plate is fixedly arranged on the front side wall of the feed hopper, and two groups of guide holes for the guide rods to pass through are formed in the fixed plate;
the driving frame is fixedly arranged at the upper end of the guide rod, and two end parts of the driving frame are respectively abutted against the lower end surfaces of the two groups of end covers;
the passive wedge block is fixedly arranged at the lower end of the guide rod, and a first pressure spring is fixedly connected between the passive wedge block and the fixed plate and positioned at the outer side of the guide rod.
Optionally, the end cap active driving assembly includes:
the first connecting rod is fixedly arranged at the rear side of the water guide pipe, and one end of the first connecting rod, which is far away from the water guide pipe, is fixedly provided with an active wedge block which is matched with the passive wedge block.
Optionally, the driving mechanism includes:
the water intake device comprises a first sliding rail fixedly arranged at the upper end of a movable floating plate, a first sliding seat is connected to the first sliding rail in a sliding manner, a movable seat is fixedly arranged at the upper end of the first sliding seat, a water guide pipe is fixedly arranged at the upper end of the movable seat, one end, far away from a water intake hose, of a connecting hose is communicated with the water guide pipe, a limiting seat is fixedly arranged at the upper end of the movable seat, and a limiting groove is formed in the rear side of the limiting seat;
the water taking device comprises a movable floating plate, a plurality of groups of opening sliding grooves, a wedge-shaped limiting block and a second pressure spring, wherein the plurality of groups of opening sliding grooves are fixedly arranged at the upper end of the movable floating plate, the opening sliding grooves correspond to the water taking tanks one by one, the wedge-shaped limiting block is connected to the opening of the inner side of the opening sliding groove in a sliding manner, the second pressure spring is fixedly connected between the wedge-shaped limiting block and the inner wall of the opening sliding groove, and the wedge-shaped limiting block is matched with the limiting groove;
the fixed frame is fixedly arranged at the upper end of the movable floating plate, a second rotating shaft is arranged between the fixed frame and the movable floating plate in a rotating way through a bearing, a gear is fixedly arranged on the outer side wall of the second rotating shaft, and the second rotating shaft is driven to rotate through a second motor;
the rack is connected with the gear in a meshed mode, a second sliding seat is fixedly arranged on the lower end face of the rack, a second sliding rail used for being connected with the second sliding seat in a sliding mode is fixedly arranged on the upper end face of the movable floating plate, a first driving block is fixedly arranged at one end of the rack through a second connecting rod, a second driving block is fixedly arranged at the upper end of the rack through a third connecting rod, supporting rods are fixedly arranged at the upper ends of the rack and the movable seat, and tension springs are fixedly connected between the two groups of supporting rods.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, water samples with different depths can be sampled through the water pumping mechanism, and the indicating hose can help workers to check and know the sampling depth position of the water taking hose in time, so that the depth setting sampling is realized.
2. According to the invention, the driving mechanism can drive the water guide pipe to intermittently and horizontally move, the water guide pipe intermittently stays at the upper end of the water taking tank, the water guide pipe moves in the process of pumping water samples of a certain depth for the water pumping mechanism, and the water pumping mechanism changes the process of taking water samples by the water taking hose in depth, so that the water pumping mechanism pumps water samples of different depths and stores the water samples in different water taking tanks, the device does not need to be taken out and adjusted frequently, the operation is simple, the labor burden can be effectively lightened, and the sampling efficiency is improved.
3. According to the invention, the water guide pipe intermittently and horizontally moves to drive the end cover active driving assembly to intermittently and horizontally move, when the water guide pipe moves to one group of water taking tanks, the end cover active driving assembly drives the end cover passive driving assembly to move upwards, the end cover is automatically opened, at the moment, the end cover can play a role in guiding water, a water sample is guided into the feed hopper, and the possibility that the water sample is scattered outside the feed hopper is reduced; when the aqueduct is far away from one group of water taking tanks to other water taking tanks, the end cover driving assembly is separated from the end cover driven driving assembly of one group of water taking tanks, so that the end cover is automatically reset and closed, the upper end opening of the feed hopper is plugged through the end cover, external dust or impurities are prevented from entering the water taking tanks from the feed hopper, the water sample stored in the water taking tanks is prevented from being polluted, and the end cover is automatically opened and closed, so that the labor intensity of workers is reduced.
Drawings
FIG. 1 is a schematic diagram of a front view structure of the present invention;
FIG. 2 is a schematic view of a partial enlarged structure of the portion A in FIG. 1 according to the present invention;
FIG. 3 is a schematic side view of the present invention;
FIG. 4 is a schematic view of a partially enlarged structure of the present invention at B in FIG. 3;
FIG. 5 is a schematic view of the water taking tank structure of the present invention;
FIG. 6 is a schematic view of the feed hopper structure with the end caps of the present invention open;
fig. 7 is a schematic view of a partially enlarged structure at C in fig. 6 according to the present invention.
In the figure: 1. moving the floating plate; 2. a water taking tank; 3. a feed hopper; 4. an end cap; 5. a water conduit; 6. a support plate; 7. a first rotating shaft; 8. a first motor; 9. a water intake hose; 10. a connecting hose; 11. a water pump; 12. an indication hose; 13. a first balancing weight; 14. a second balancing weight; 15. a drain pipe; 16. a connecting shaft; 17. a torsion spring; 18. a guide rod; 19. a drive rack; 20. a passive wedge; 21. a first compression spring; 22. an active wedge; 23. a first slide rail; 24. a movable seat; 25. a limiting seat; 26. an opening chute; 27. a wedge-shaped limiting block; 28. a second compression spring; 29. a fixing frame; 30. a gear; 31. a second motor; 32. a rack; 33. a first driving block; 34. a second driving block; 35. and a tension spring.
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.
Embodiment one:
referring to fig. 1 to 5, the present embodiment provides a technical solution: a water sampling device for geological investigation, comprising: the movable floating plate 1, a water pumping mechanism, a plurality of groups of water taking tanks 2, a feed hopper 3, an end cover 4 and a water guide pipe 5.
More specifically, in the present embodiment: the movable floating plate 1 is placed on the water surface of the sampling position, the movable floating plate 1 floats on the water surface, water with different depths is sequentially extracted through the operation of the water pumping mechanism, and water samples with different depths are extracted into different water taking tanks 2 through water guide pipes 5 for storage.
It should be noted that the present embodiment further includes: the device comprises an end cover passive driving assembly, an end cover active driving assembly and a driving mechanism.
More specifically, in the present embodiment: when the water pumping mechanism changes different water pumping depths, the driving mechanism operates to drive the water guide pipe 5 to intermittently and horizontally move, so that the water guide pipe 5 intermittently stays at each water taking tank 2 when the water pumping mechanism pumps water with different depths; when the water guide pipe 5 moves intermittently and horizontally, the end cover active driving assembly is driven to move intermittently and horizontally, when the water guide pipe 5 stays at one group of water taking tanks 2, the end cover active driving assembly stays below the end cover passive driving assembly of one group of water taking tanks 2, the end cover passive driving assembly is extruded upwards, so that the two groups of end covers 4 are opened, water samples extracted by the water pumping mechanism can enter the water taking tanks 2 from the feed hopper 3 through the water guide pipe 5, and at the moment, the end covers 4 can play a role of guiding water, the water samples are guided into the feed hopper 3, and the possibility that the water samples fall outside the feed hopper 3 is reduced; when the water guide pipe 5 moves away from one group of water taking tanks 2 to other water taking tanks 2, the end cover active driving assembly is separated from the end cover passive driving assembly of one group of water taking tanks 2, so that the end cover passive driving assembly and the end cover 4 are reset, the end cover 4 is closed, the upper end opening of the feed hopper 3 is plugged through the end cover 4, external dust or impurities are prevented from entering the water taking tanks 2 from the feed hopper 3, and the water sample stored in the water taking tanks 2 is prevented from being polluted.
Notably, in this embodiment: the lower end of the water taking tank 2 is communicated with a discharge hopper, a valve is arranged on the discharge hopper, and the lower end of the discharge hopper is communicated with a drain pipe 15.
More specifically, in the present embodiment: the valve is opened, and the water sample stored in the water taking tank 2 can be discharged through the water discharging pipe 15 for subsequent detection.
Embodiment two:
based on the above embodiments:
referring to fig. 1 and 3, the following disclosure is made on a water pump mechanism in a first embodiment, the water pump mechanism includes:
the two groups of support plates 6 are fixedly arranged at the upper end of the movable floating plate 1, a first rotating shaft 7 is rotatably arranged between the two groups of support plates 6 through a bearing, and the first rotating shaft 7 is driven to rotate through a first motor 8;
the water taking hose 9 is wound on the first rotating shaft 7, the free end of the water taking hose 9 extends downwards from an avoidance hole formed in the movable floating plate 1, the fixed end of the water taking hose 9 is communicated with a connecting hose 10, and a water pump 11 is arranged on the connecting hose 10;
and the indication hoses 12 are wound on the first rotating shaft 7 and are positioned at two ends of the water taking hose 9, and the free ends of the indication hoses 12 extend downwards from the avoidance holes formed in the movable floating plate 1.
More specifically, in the present embodiment: the first motor 8 rotates positively to drive the first rotating shaft 7 to rotate, the water taking hose 9 and the indicating hose 12 wound on the first rotating shaft 7 are paid off, scales are arranged on the indicating hose 12, the paying-off depth can be observed through the indicating hose 12, the free ends of the water taking hose 9 and the indicating hose 12 are placed into water at a shallower depth where water pumping and sampling are needed, the water pump 11 works, the water sample is pumped into the water taking hose 9, and then the water is sent to the water guiding pipe 5 through the connecting hose 10; after the water sample at the depth is extracted, continuing to rotate forwards through the first motor 8, paying off the water taking hose 9 and the indicating hose 12 downwards continuously, sampling the water taking hose 9 and the indicating hose 12 from the lower part to the next depth needing to be sampled, and sequentially repeating the above operations to realize sampling operations at different depths; when the sampling is completed, the first motor 8 is used for reversing, the first rotating shaft 7 is driven to reversely rotate, and the water taking hose 9 and the indicating hose 12 are wound back on the first rotating shaft 7.
Notably, in this embodiment: the outer side wall of the free end of the water taking hose 9 is fixedly provided with a first balancing weight 13, and the outer side wall of the free end of the indicating hose 12 is fixedly provided with a second balancing weight 14.
More specifically, in the present embodiment: through the setting of first balancing weight 13 and second balancing weight 14 for the free end of water intaking hose 9 and the free end of instruction hose 12 have certain gravity, thereby make the free end of water intaking hose 9 and the free end of instruction hose 12 can sink the degree of depth that needs the sample in the aquatic, can not float at the surface of water.
Embodiment III:
based on the above embodiments:
referring to fig. 5, 6 and 7, the following disclosure is made on an end cover passive driving assembly in the first embodiment, where the end cover passive driving assembly includes:
the fixed plate is fixedly arranged on the front side wall of the feed hopper 3, and two groups of guide holes for the guide rods 18 to pass through are formed in the fixed plate;
the driving frame 19 is fixedly arranged at the upper end of the guide rod 18, and two end parts of the driving frame 19 are respectively abutted against the lower end surfaces of the two groups of end covers 4;
the passive wedge block 20 is fixedly arranged at the lower end of the guide rod 18, and a first pressure spring 21 is fixedly connected between the passive wedge block 20 and the fixed plate and positioned outside the guide rod 18.
More specifically, in the present embodiment: when the lower end of the passive wedge block 20 is driven to move upwards by acting force, the driving frame 19 is driven to move upwards by the guide rod 18, and the first pressure spring 21 is compressed at the moment, and as the two ends of the driving frame 19 are abutted with the two groups of end covers 4, the driving frame 19 is abutted against one ends, far away from each other, of the two groups of end covers 4 to move upwards; when the lower end of the passive wedge block 20 loses the acting force, the first pressure spring 21 is reset, so that the passive wedge block 20, the guide rod 18 and the driving frame 19 are moved downwards to be reset.
Notably, in this embodiment: two groups of connecting seats are fixedly arranged on the front side wall and the rear side wall of the feed hopper 3, connecting shafts 16 are fixedly arranged on the front side wall and the rear side wall of the end cover 4, the connecting shafts 16 are in one-to-one correspondence with the connecting seats and are rotationally connected with the connecting seats, and torsion springs 17 are fixedly connected between the end cover 4 and the connecting seats and positioned outside the connecting shafts 16.
More specifically, in the present embodiment: because the end covers 4 are rotationally connected with the connecting seat through the connecting shaft 16, when the driving frame 19 props against one ends of the two groups of end covers 4 far away from each other, the end covers 4 rotate by taking the connecting shaft 16 as the center, so that one ends of the two groups of end covers 4 close to each other rotate downwards, and at the moment, the torsion springs 17 are twisted, so that the two groups of end covers 4 are opened, a space is reserved between the two groups of end covers 4, and a water supply sample enters the feed hopper 3; when the driving frame 19 loses upward force and moves downwards to reset, the lower end of the end cover 4 loses acting force, the torsion spring 17 resets, the end covers 4 are reset, the two groups of end covers 4 are horizontally covered on the upper end face of the feed hopper 3 again, and the upper end opening of the feed hopper 3 is plugged.
Embodiment four:
based on the above embodiments:
referring to fig. 1, 3 and 6, the following disclosure is made on an end cap active driving assembly in a first embodiment, where the end cap active driving assembly includes:
the first connecting rod is fixedly arranged at the rear side of the water guide pipe 5, and one end of the first connecting rod, which is far away from the water guide pipe 5, is fixedly provided with an active wedge block 22 which is matched with the passive wedge block 20.
More specifically, in the present embodiment: when the water guide pipe 5 moves horizontally, the driving wedge block 22 is driven to move through the first connecting rod, and when the driving wedge block 22 moves to the lower end of the driven wedge block 20 of the end cover driven driving assembly, the driven wedge block 20 is extruded to move upwards; when the active wedge 22 moves away from the passive wedge 20, the passive wedge 20 moves downward to reset.
Fifth embodiment:
based on the above embodiments:
referring to fig. 1, 2, 3 and 4, a driving mechanism of a first embodiment is disclosed as follows, where the driving mechanism includes:
the first sliding rail 23 is fixedly arranged at the upper end of the movable floating plate 1, the first sliding rail 23 is connected with a first sliding seat in a sliding manner, the upper end of the first sliding seat is fixedly provided with a movable seat 24, the water guide pipe 5 is fixedly arranged at the upper end of the movable seat 24, one end, far away from the water taking hose 9, of the connecting hose 10 is communicated with the water guide pipe 5, the upper end of the movable seat 24 is fixedly provided with a limiting seat 25, and the rear side of the limiting seat 25 is provided with a limiting groove;
the movable floating plate comprises a plurality of groups of opening sliding grooves 26 fixedly arranged at the upper end of the movable floating plate 1, the opening sliding grooves 26 are in one-to-one correspondence with the water taking tanks 2, wedge-shaped limiting blocks 27 are slidably connected at the front side openings in the opening sliding grooves 26, second pressure springs 28 are fixedly connected between the wedge-shaped limiting blocks 27 and the inner walls of the opening sliding grooves 26, and the wedge-shaped limiting blocks 27 are matched with the limiting grooves;
the fixed frame 29 is fixedly arranged at the upper end of the movable floating plate 1, a second rotating shaft is rotatably arranged between the fixed frame 29 and the movable floating plate 1 through a bearing, a gear 30 is fixedly arranged on the outer side wall of the second rotating shaft, and the second rotating shaft is driven to rotate through a second motor 31;
the rack 32 that is connected with the gear 30 meshing, the fixed second slide that is equipped with of rack 32 lower terminal surface, the fixed second slide rail that is used for sliding connection second slide that is equipped with of movable floating plate 1 up end, the fixed first drive piece 33 that is equipped with of rack 32 one end through the second connecting rod, the fixed second drive piece 34 that is equipped with of rack 32 upper end through the third connecting rod, rack 32 and movable seat 24 upper end are all fixed and are equipped with branch, fixedly connected with extension spring 35 between two sets of branches.
More specifically, in the present embodiment: the potential energy of the second pressure spring 28 is greater than that of the tension spring 35, in an initial state, the movable seat 24 is positioned at the end part of the first slide rail 23, the wedge-shaped limiting block 27 at one side is inserted into the limiting groove formed in the limiting seat 25 at the upper end of the movable seat 24, limiting locking is carried out on the movable seat 24, the movable seat 24 is kept still, the water guide pipe 5 is positioned at the upper end of the water taking tank 2 corresponding to the wedge-shaped limiting block 27 inserted into the limiting groove, and a water sample is guided into the water taking tank 2 through the water guide pipe 5 for storage; through the forward rotation of the second motor 31, the second rotating shaft is driven to rotate, so that the gear 30 rotates, the gear 30 is meshed with the rack 32, the rack 32 is driven to horizontally move transversely to drive the first driving block 33 to move, when the first driving block 33 moves to the wedge-shaped limiting block 27 inserted into the limiting groove, the tension spring 35 is stretched, the first driving block 33 extrudes the wedge-shaped limiting block 27, the wedge-shaped limiting block 27 is extruded out of the limiting groove, at the moment, the moving seat 24 loses limitation, the tension spring 35 loses tension to rebound, the moving seat 24 is driven to transversely slide on the first sliding rail 23 to slide the moving seat 24 to the position of the next water taking tank 2, at the moment, the limiting seat 25 at the upper end of the moving seat 24 moves to the position of the next wedge-shaped limiting block 27 along with the moving seat 24, when the limiting seat 25 contacts the next wedge-shaped limiting block 27, the second pressure spring 28 is compressed, when the limiting groove of the limiting seat 25 moves to correspond to the wedge-shaped limiting block 27, the wedge-shaped limiting block 27 loses pressure, the potential energy enters the limiting groove of the tension spring 27, and the second pressure spring 35 is limited in the limiting groove, and the movement of the wedge-shaped limiting block 27 can not stretch the limiting seat 25 due to the fact that the tension spring is limited in the limiting groove 35; sequentially circulating to enable the movable seat 24 to drive the water guide pipe 5 to carry out intermittent transverse horizontal movement; the intermittent stay of the water guide pipe 5 at the upper end of the water taking tank 2 is a process of extracting water samples with a certain depth by the water pumping mechanism, and the movement of the water guide pipe 5 is a process of changing the water sampling depth of the water taking hose 9 by the water pumping mechanism, so that the water pumping mechanism extracts water samples with different depths and stores the water samples in different water taking tanks; after discharging the water sample from the water intaking jar, through the reverse work of second motor 31, drive second pivot reverse rotation for rack 32 reverse horizontal migration carries out the unblock action to wedge restriction piece 27 and restriction groove through second drive piece 34, and the one side that restriction groove was seted up to restriction seat 25 still is equipped with the inclined plane, makes restriction seat 25 reverse movement reset the time, can cause the extrusion to wedge restriction piece 27, can not take place to block, makes restriction seat 25 reverse movement can not receive the hindrance, thereby resets movable seat 24 and aqueduct 5, makes things convenient for the sampling operation next.
Working principle: when the water sample sampling device for geological investigation is used, the method comprises the following steps:
s1: placing the movable floating plate 1 on the water surface of the sampling position, wherein the movable floating plate 1 floats on the water surface;
s2: paying off the water taking hose 9 and the indicating hose 12 through the forward rotation of the first motor 8 of the water pumping mechanism, so that the free ends of the water taking hose 9 and the indicating hose 12 are put to a shallower depth in water, and water needs to be pumped and sampled;
s3: the water sample is extracted into the water guide pipe 5 through the water pump 11 of the water pumping mechanism, the water guide pipe 5 is positioned at the upper end of the water taking tank 2 at the end part in the initial state, the end cover driving component connected with the water guide pipe 5 is positioned at the lower end of the end cover driven driving component at the front side of the feed hopper 3 at the upper end of the water taking tank 2 at the end part, and extrudes the end cover driven driving component, so that the end cover driven driving component moves upwards, the driving end covers 4 rotate, the two groups of end covers 4 are opened, a space is reserved between the two groups of end covers 4, and the water sample extracted by the water guide pipe 5 enters the feed hopper 3 and then enters the water taking tank 2 for storage;
s4: when the water sample at the previous depth is extracted, continuing to run through the water pumping mechanism, continuing paying off the water taking hose 9 and the indicating hose 12, so that the free ends of the water taking hose 9 and the indicating hose 12 are placed to the depth of the water to be sampled next, and meanwhile, running the driving mechanism to move the water guide pipe 5 to the position of the next water taking tank 2, and when the water guide pipe 5 leaves the previous water taking tank 2, losing pressure reset by the passive driving component of the end cover 4 of the previous water taking tank 2, so that the end cover 4 at the upper end of the water taking tank 2 after the previous sampling is completed is closed; when the water guide pipe 5 moves to the position of the next water taking tank 2, the end cover active driving component forms upward force on the passive driving component of the next water taking tank 2, so that the end cover 4 of the next water taking tank 2 is opened, and a water sample extracted by the water sample water guide pipe 5 at the next sampling depth enters the feed hopper 3 and then enters the next water taking tank 2 for storage;
s5: after one round of sampling is finished, the first motor 8 of the water pumping mechanism can reversely rotate to wind the water taking hose 9 and the indicating hose 12, and after the water sample is discharged from the water taking tank, the second motor 31 of the driving mechanism reversely rotates to reset the movable seat 24 and the water guide pipe 5.
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 (9)
1. A water sampling device for geological survey, comprising:
a movable floating plate (1);
the water pumping mechanism is arranged at the upper end of the movable floating plate (1);
the water taking tanks (2) are arranged at the upper ends of the movable floating plates (1), the upper ends of the water taking tanks (2) are communicated with a feed hopper (3), and two groups of end covers (4) are arranged at the upper ends of the feed hopper (3);
the end cover passive driving assembly is arranged on the front side wall of the feed hopper (3);
the water guide pipe (5) is arranged at the upper end of the movable floating plate (1), and an end cover driving assembly is arranged on the water guide pipe (5);
the driving mechanism is arranged at the upper end of the movable floating plate (1);
the water pumping mechanism is used for pumping water with different depths;
the water guide pipe (5) can be driven by the driving mechanism to perform intermittent horizontal movement, so that the water guide pipe (5) intermittently stays at each water taking tank (2) when the water pumping mechanism pumps water with different depths.
2. The water sampling device for geological survey of claim 1, wherein: when the water guide pipe (5) moves intermittently and horizontally, the end cover driving assembly is driven to move intermittently and horizontally, when the water guide pipe (5) stays at one group of water taking tanks (2), the end cover driving assembly stays below the end cover driven driving assembly of one group of water taking tanks (2), the end cover driven driving assembly is extruded upwards, so that the two groups of end covers (4) are opened, and when the water guide pipe (5) moves away from one group of water taking tanks (2) to other water taking tanks (2), the end cover driving assembly is separated from the end cover driven driving assembly of one group of water taking tanks (2), so that the end cover driven driving assembly and the end cover (4) are reset, and the end cover (4) is closed.
3. The water sampling device for geological survey of claim 2, wherein: the water pumping mechanism comprises:
two groups of support plates (6) are fixedly arranged at the upper end of the movable floating plate (1), a first rotating shaft (7) is rotatably arranged between the two groups of support plates (6) through a bearing, and the first rotating shaft (7) is driven to rotate through a first motor (8);
the water taking hose (9) is wound on the first rotating shaft (7), the free end of the water taking hose (9) extends downwards from an avoidance hole formed in the movable floating plate (1), the fixed end of the water taking hose (9) is communicated with the connecting hose (10), and the water pump (11) is arranged on the connecting hose (10);
the indication hoses (12) are wound on the first rotating shaft (7) and are positioned at two ends of the water taking hose (9), and the free ends of the indication hoses (12) extend downwards from avoidance holes formed in the movable floating plate (1);
the water taking hose is characterized in that a first balancing weight (13) is fixedly arranged on the outer side wall of the free end of the water taking hose (9), and a second balancing weight (14) is fixedly arranged on the outer side wall of the free end of the indicating hose (12).
4. A water sampling device for geological investigation according to claim 3, wherein: the lower end of the water taking tank (2) is communicated with a discharge hopper, a valve is arranged on the discharge hopper, and the lower end of the discharge hopper is communicated with a drain pipe (15).
5. The water sampling device for geological survey of claim 4, wherein: two groups of connecting seats are fixedly arranged on the front side wall and the rear side wall of the feed hopper (3), connecting shafts (16) are fixedly arranged on the front side wall and the rear side wall of the end cover (4), the connecting shafts (16) are in one-to-one correspondence with the connecting seats and are rotationally connected with the connecting seats, and torsion springs (17) are fixedly connected between the end cover (4) and the connecting seats and positioned outside the connecting shafts (16);
the end cap passive drive assembly includes:
the fixed plate is fixedly arranged on the front side wall of the feed hopper (3), and two groups of guide holes for the guide rods (18) to pass through are formed in the fixed plate;
the driving frame (19) is fixedly arranged at the upper end of the guide rod (18), and two end parts of the driving frame (19) are respectively abutted against the lower end surfaces of the two groups of end covers (4);
the passive wedge block (20) is fixedly arranged at the lower end of the guide rod (18), and a first pressure spring (21) is fixedly connected between the passive wedge block (20) and the fixed plate and positioned at the outer side of the guide rod (18);
the end cap active drive assembly includes:
the first connecting rod is fixedly arranged at the rear side of the water guide pipe (5), and one end of the first connecting rod, which is far away from the water guide pipe (5), is fixedly provided with an active wedge block (22) which is matched with the passive wedge block (20);
the driving mechanism includes:
the water guide device comprises a first sliding rail (23) fixedly arranged at the upper end of a movable floating plate (1), a first sliding seat is connected to the first sliding rail (23) in a sliding manner, a movable seat (24) is fixedly arranged at the upper end of the first sliding seat, a water guide pipe (5) is fixedly arranged at the upper end of the movable seat (24), one end, far away from a water taking hose (9), of a connecting hose (10) is communicated with the water guide pipe (5), a limiting seat (25) is fixedly arranged at the upper end of the movable seat (24), and a limiting groove is formed in the rear side of the limiting seat (25);
the water taking device comprises a plurality of groups of opening sliding grooves (26) fixedly arranged at the upper end of a movable floating plate (1), the opening sliding grooves (26) are in one-to-one correspondence with the water taking tanks (2), wedge-shaped limiting blocks (27) are slidably connected to the opening of the inner front side of each opening sliding groove (26), second pressure springs (28) are fixedly connected between the wedge-shaped limiting blocks (27) and the inner walls of the opening sliding grooves (26), and the wedge-shaped limiting blocks (27) are matched with the limiting grooves.
6. The water sampling device for geological survey of claim 5, wherein: the drive mechanism further includes:
a fixing frame (29) fixedly arranged at the upper end of the movable floating plate (1) and a rack (32) meshed with the gear (30).
7. The water sampling device for geological survey of claim 6, wherein: the bearing type floating plate is characterized in that a second rotating shaft is arranged between the fixing frame (29) and the movable floating plate (1) through the bearing in a rotating mode, a gear (30) is fixedly arranged on the outer side wall of the second rotating shaft, and the second rotating shaft is driven to rotate through a second motor (31).
8. The water sampling device for geological survey of claim 7, wherein: the lower end face of the rack (32) is fixedly provided with a second sliding seat, the upper end face of the movable floating plate (1) is fixedly provided with a second sliding rail which is used for being connected with the second sliding seat in a sliding mode, and one end of the rack (32) is fixedly provided with a first driving block (33) through a second connecting rod.
9. The water sampling device for geological survey of claim 8, wherein: the upper end of the rack (32) is fixedly provided with a second driving block (34) through a third connecting rod, the upper ends of the rack (32) and the movable seat (24) are fixedly provided with supporting rods, and tension springs (35) are fixedly connected between the two groups of supporting rods.
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