CN116593217A - Underground water sample taking device for geological investigation - Google Patents
Underground water sample taking device for geological investigation Download PDFInfo
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- CN116593217A CN116593217A CN202310642297.0A CN202310642297A CN116593217A CN 116593217 A CN116593217 A CN 116593217A CN 202310642297 A CN202310642297 A CN 202310642297A CN 116593217 A CN116593217 A CN 116593217A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 61
- 238000011835 investigation Methods 0.000 title abstract description 11
- 238000005070 sampling Methods 0.000 claims abstract description 202
- 239000003673 groundwater Substances 0.000 claims abstract description 19
- 230000001360 synchronised effect Effects 0.000 claims description 11
- 230000000694 effects Effects 0.000 claims description 10
- 238000005381 potential energy Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000003028 elevating effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 4
- 230000006978 adaptation Effects 0.000 claims 1
- 238000007789 sealing Methods 0.000 description 14
- 230000009471 action Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 3
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- -1 stratum structures Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
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- 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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- General Health & Medical Sciences (AREA)
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- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
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- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to an underground water sample collecting device for geological investigation, which comprises a rectangular frame body, a balancing weight arranged at the lower end of the rectangular frame body, and further comprises: the two guide rails are respectively arranged at two sides of the rectangular frame body; the sampling box comprises a first sampling box, two second sampling boxes and two third sampling boxes, wherein the first sampling box is fixedly connected to the middle of a guide rail, the two second sampling boxes and the two third sampling boxes are symmetrically distributed on two sides of the first sampling box, sliding blocks are arranged on the second sampling boxes and the third sampling boxes, the sliding blocks are in sliding connection with the guide rail, and the sampling boxes are used for sampling groundwater in different water layers; according to the invention, through the matching arrangement of the rectangular frame body, the guide rail, the sampling boxes, the sliding blocks, the first screw rod and the second screw rod, the distance between the sampling boxes can be adjusted, the underground water can be sampled at one time in multiple layers, the sampling interval can be adjusted according to actual requirements, and the application range is wide.
Description
Technical Field
The invention relates to the technical field of sampling equipment, in particular to an underground water sample sampling device for geological investigation.
Background
The geological engineering field is the pilot engineering field serving national economy construction by taking natural science and earth science as theoretical basis, taking geological survey, general investigation and exploration of mineral resources, geological structure of major engineering and engineering problems related to geological background as main objects, taking geology, geophysics and geochemistry technology, mathematical geologic method, remote sensing technology, testing technology, computer technology and the like as means. Geological investigation is to carry out different investigation and research works on the geological conditions of rocks, stratum structures, minerals, groundwater, landforms and the like in a certain area according to the requirements of economic construction, national defense construction and scientific technology development.
Wherein, groundwater is an important component of water resources, and is one of important water sources for agricultural irrigation, industrial and mining and cities due to stable water quantity and good water quality. However, under certain conditions, the change of groundwater also causes adverse natural phenomena such as swamp formation, salinization, landslide, ground subsidence and the like, so that the groundwater needs to be sampled and inspected by using an underground water sample collecting device.
Because the indexes and the composition components of water in different water layers are different, when deep water is sampled, sampling of a plurality of layers of depths is often required according to depth gradient, and water in different water layers is prevented from being mixed with each other. The invention patent with the publication number of CN113029693B discloses a stratified sampling device for groundwater and a use method thereof, and the device needs to readjust the descending depth of a sampler when the device finishes sampling once and then performs sampling next time, so that the water body is easy to stir, water samples between different water layers in the water body are easy to mix, and the detection result is influenced; the invention patent with the publication number of CN112857891B discloses a groundwater stratified sampling device, and the patent can adopt a plurality of groups of water samples to store in a sampling box divided by a partition plate at one time so as to avoid mixing of the water samples among water layers, but the sampling interval is fixed, cannot be adjusted, does not have the effect of sampling the water samples at a variable distance, and has a single application range. Accordingly, there is a need for a water sampling device that solves the problems of the prior art.
Disclosure of Invention
The embodiment of the invention provides an underground water sample sampling device for geological investigation, which can solve the problems that an underground water sampling device in the prior art does not have the effect of performing variable-distance sampling on a water sample and has a single application range.
In order to solve the technical problems, the invention adopts the following technical scheme: the utility model provides a device is taken to groundwater sample of geological survey, includes the rectangle framework and sets up in the balancing weight of rectangle framework lower extreme, still includes: the two guide rails are respectively arranged at two sides of the rectangular frame body; the sampling box comprises a first sampling box, two second sampling boxes and two third sampling boxes, wherein the first sampling box is fixedly connected to the middle of a guide rail, the two second sampling boxes and the two third sampling boxes are symmetrically distributed on two sides of the first sampling box, sliding blocks are arranged on the second sampling boxes and the third sampling boxes, the sliding blocks are in sliding connection with the guide rail, and the sampling boxes are used for sampling groundwater in different water layers; the first lead screw and the second lead screw are both rotationally connected between the inner top wall and the inner bottom wall of the rectangular frame body, two second sampling boxes are in threaded connection with the first lead screw, and two third sampling boxes are in threaded connection with the second lead screw.
Preferably, the first sampling box is provided with a first through hole and a second through hole for the first screw rod and the second screw rod to pass through, the second sampling box is provided with a third through hole for the second screw rod to pass through, and the third sampling box is provided with a fourth through hole for the first screw rod to pass through.
Preferably, a driving belt pulley is arranged at the upper end of the first screw rod, the driving belt pulley is connected with a driven belt pulley through a synchronous belt, a rotating handle is arranged on the first screw rod, and the pitch of the second screw rod is twice that of the first screw rod.
Preferably, the sampling box is provided with a sampling tube, a tension spring is arranged outside the sampling tube, one end of the tension spring is provided with a sealing cover, and a telescopic rod is arranged between the sampling box and the sealing cover.
Preferably, the inside of sampling pipe is through support fixedly connected with sleeve, telescopic inside sliding connection has the ejector pin, the inside rotation of sampling box is connected with the pivot, be provided with the arc dish in the pivot, the side of arc dish contacts with the ejector pin, the thickness of contact surface increases gradually, the one end of ejector pin and arc dish contact is spherical, be provided with the filter screen on the support.
Preferably, the spline shaft is rotationally connected between the inner top wall and the inner bottom wall of the rectangular frame body, the swing cylinder is arranged at the upper end of the rectangular frame body, the swing cylinder is electrically connected with an external power supply, the output end of the swing cylinder is fixedly connected with the spline shaft, the shaft sleeve matched with the spline shaft is rotationally connected on the sampling box, the two ends of the shaft sleeve are rotationally connected with the sampling box, the worm is arranged in the middle of the shaft sleeve, and the worm wheel connected with the worm in a transmission manner is arranged on the rotating shaft.
Preferably, a protective shell is arranged outside the swing cylinder.
Preferably, a plurality of hanging rings are arranged at the upper end of the rectangular frame body.
An underground water sample collecting device for geological investigation, which comprises the following steps:
and the first screw rod and the second screw rod are rotated, under the guiding action of the guide rail, the two second sampling boxes and the two third sampling boxes are close to or far away from the first sampling boxes, and the distance between the sampling boxes is adjusted.
The underground water sample collecting device for geological investigation comprises the following steps:
equidistant adjustment of the sampling boxes is carried out, the rotating handle is rotated according to a preset sampling interval, the rotating handle drives the first screw rod and the driving belt pulley to synchronously rotate, the driving belt pulley drives the second screw rod to synchronously rotate through the synchronous belt and the driven belt pulley, and as the pitch of the second screw rod is twice that of the first screw rod, the stroke of the third sampling box is twice that of the second sampling box, so that equidistant adjustment of the sampling boxes is realized;
equidistant sampling, hang this device to elevating system through rings on, swing cylinder and external power supply electric connection, and make this device stretch into in the groundwater, start swing cylinder, swing cylinder drives the integral key shaft and rotates, the integral key shaft passes through the worm and drives the worm wheel and rotate, the worm wheel drives the arc dish and rotate, the contact surface of arc dish and ejector pin is thickened, sealed lid is ejecting, the water sample gets into the sampling box from the sampling tube, swing cylinder reversal, the contact surface attenuation of arc dish and ejector pin, under the elastic potential energy effect of extension spring, sealed lid seals the sampling tube, accomplish the sample.
Compared with the prior art, the underground water sampling device has the advantages that through the matching arrangement of the rectangular frame body, the guide rails, the sampling boxes, the sliding blocks, the first screw rod and the second screw rod are rotated, under the guiding action of the guide rails, the two second sampling boxes and the two third sampling boxes are close to or far away from the first sampling boxes, the distance between the sampling boxes is adjusted, multi-level sampling can be carried out on underground water at one time, the sampling interval can be adjusted according to actual requirements, and the application range is wide.
Compared with the prior art, the invention sets the screw pitch of the second screw rod to be twice of that of the first screw rod through the matching of the driving belt wheel, the synchronous belt and the driven belt wheel, and rotates the rotating handle, so that the rotating handle drives the first screw rod and the driving belt wheel to synchronously rotate, and the driving belt wheel drives the second screw rod to synchronously rotate through the synchronous belt and the driven belt wheel.
Compared with the prior art, the invention has the advantages that through the matched arrangement, the sampling tube, the tension spring, the sealing cover, the ejector rod, the arc-shaped disc, the swinging cylinder, the worm and the worm are matched, the swinging cylinder is started, the spline shaft is driven by the swinging cylinder to rotate, the worm wheel is driven by the spline shaft to rotate through the worm, the arc-shaped disc is driven by the worm wheel to rotate, the contact surface between the arc-shaped disc and the ejector rod is thickened, the sealing cover is ejected, a water sample enters the sampling box from the sampling tube, the swinging cylinder is reversed, the contact surface between the arc-shaped disc and the ejector rod is thinned, the sealing cover seals the sampling tube under the action of elastic potential energy of the tension spring, the sampling is completed, the sampling work of a plurality of sampling boxes is realized by one power source, the water mixed flows of different water layers are avoided, and the energy is saved.
Drawings
FIG. 1 is a schematic view of the overall structure of the front face of the present invention;
FIG. 2 is a schematic top view of a first sampling tank according to the present invention;
FIG. 3 is a schematic top view of a second sampling tank according to the present invention;
FIG. 4 is a schematic top view of a third sample box according to the present invention;
FIG. 5 is a schematic top cross-sectional view of a third sampling tank according to the present invention;
FIG. 6 is a schematic view of the cross-sectional structure of the view A-A of FIG. 5 in accordance with the present invention;
FIG. 7 is a schematic cross-sectional view of a spline shaft of the present invention;
FIG. 8 is a schematic view of a bushing structure according to the present invention;
FIG. 9 is a schematic view of the arcuate tray structure of the present invention;
FIG. 10 is a schematic view of the bottom structure of FIG. 9 in accordance with the present invention;
FIG. 11 is a schematic side view of a coupon according to the present invention.
In the figure: 1. a rectangular frame; 2. sampling box; 201. a first sampling tank; 202. a second sampling tank; 203. a third sampling tank; 3. a first screw rod; 4. a second screw rod; 5. a slide block; 6. a first through hole; 7. a second through hole; 8. a third through hole; 9. a fourth through hole; 10. a driving pulley; 11. a synchronous belt; 12. a driven pulley; 13. a sampling tube; 14. a tension spring; 15. sealing cover; 16. a bracket; 17. a sleeve; 18. a push rod; 19. an arc-shaped disc; 20. a spline shaft; 21. a swing cylinder; 22. a worm; 23. a worm wheel; 24. a filter screen; 25. a telescopic rod; 26. a guide rail; 27. a shaft sleeve.
Detailed Description
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the technical solutions of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
As shown in fig. 1 to 11, an underground water sample collecting device for geological investigation comprises a rectangular frame body 1 and a balancing weight arranged at the lower end of the rectangular frame body 1, and further comprises: two guide rails 26, the two guide rails 26 are set up on both sides of the rectangular frame body 1 separately; the sampling box 2, the sampling box 2 includes a first sampling box 201, two second sampling boxes 202 and two third sampling boxes 203, the first sampling box 201 is fixedly connected to the middle of the guide rail 26, two second sampling boxes 202 and two third sampling boxes 203 are symmetrically distributed on two sides of the first sampling box 201, sliding blocks 5 are arranged on the second sampling boxes 202 and the third sampling boxes 203, the sliding blocks 5 are in sliding connection with the guide rail 26, and the sampling box 2 is used for sampling groundwater of different water layers; the first screw rod 3 and the second screw rod 4, the first screw rod 3 and the second screw rod 4 are both connected between the inner top wall and the inner bottom wall of the rectangular frame body 1 in a rotating mode, two second sampling boxes 202 are connected to the first screw rod 3 in a threaded mode, and two third sampling boxes 203 are connected to the second screw rod 4 in a threaded mode.
In order to achieve the purpose of avoiding mutual interference, preferably, a first through hole 6 and a second through hole 7 for the first screw rod 3 and the second screw rod 4 to pass through are formed in the first sampling box 201, a third through hole 8 for the second screw rod 4 to pass through is formed in the second sampling box 202, a fourth through hole 9 for the first screw rod 3 to pass through is formed in the third sampling box 203, and the first screw rod 3 and the second screw rod 4 pass through the first sampling box 201 through the first through hole 6 and the second through hole 7 through the arrangement of the first through hole 6 and the second through hole 7, so that interference between the first screw rod 3 and the second screw rod 4 and the first sampling box 201 is avoided; through the arrangement of the third through hole 8, the second screw rod 4 passes through the second sampling box 202 through the third through hole 8, so that interference between the second screw rod 4 and the second sampling box 202 is avoided; through the arrangement of the fourth through hole 9, the first screw rod 3 passes through the third sampling box 203 through the fourth through hole 9, and interference between the first screw rod 3 and the third sampling box 203 is avoided.
In order to achieve the purpose of equidistant sampling, preferably, the upper end of the first screw rod 3 is provided with a driving pulley 10, the driving pulley 10 is connected with a driven pulley 12 through a synchronous belt 11 in a transmission way, the first screw rod 3 is provided with a rotating handle, the pitch of the second screw rod 4 is twice as high as that of the first screw rod 3, the rotating handle is rotated according to a preset sampling interval, the rotating handle drives the first screw rod 3 and the driving pulley 10 to synchronously rotate, the driving pulley 10 drives the second screw rod 4 to synchronously rotate through the synchronous belt 11 and the driven pulley 12, and as the pitch of the second screw rod 4 is twice as high as that of the first screw rod 3, the stroke of the third sampling box 203 is twice as high as that of the second sampling box 202, so that equidistant adjustment of the sampling box 2 is realized.
In order to achieve the purpose of sampling the underground water, preferably, the sampling box 2 is provided with a sampling tube 13, the outside of the sampling tube 13 is provided with a tension spring 14, one end of the tension spring 14 is provided with a sealing cover 15, a telescopic rod 25 is arranged between the sampling box 2 and the sealing cover 15, the sealing cover 15 is opened, the underground water can flow into the sampling box 2 through the sampling tube 13 under the action of water pressure, and the telescopic rod 25 can ensure that the sealing cover 15 is stably opened and closed.
In order to achieve the aim of simultaneously opening and closing a plurality of sealing covers 15, preferably, the inside of the sampling tube 13 is fixedly connected with a sleeve 17 through a bracket 16, the inside of the sleeve 17 is in sliding connection with a push rod 18, the inside of the sampling box 2 is rotationally connected with a rotating shaft, an arc-shaped disc 19 is arranged on the rotating shaft, the side surface of the arc-shaped disc 19 is contacted with the push rod 18, the thickness of the contact surface is gradually increased, one end of the push rod 18 contacted with the arc-shaped disc 19 is spherical, a filter screen 24 is arranged on the bracket 16, a spline shaft 20 is rotationally connected between the inner top wall and the inner bottom wall of the rectangular frame 1, the upper end of the rectangular frame 1 is provided with a swinging cylinder 21, the swinging cylinder 21 is electrically connected with an external power supply, the output end of the swinging cylinder 21 is fixedly connected with the spline shaft 20, a shaft sleeve 27 matched with the spline shaft 20 is rotationally connected with the sampling box 2, the both ends of axle sleeve 27 are connected with sample box 2 rotation, the middle part of axle sleeve 27 is provided with worm 22, be provided with worm wheel 23 with worm 22 transmission connection in the pivot, start swing cylinder 21, swing cylinder 21 drives spline shaft 20 and rotates, spline shaft 20 drives worm wheel 23 through worm 22 and rotates, worm wheel 23 drives arc dish 19 and rotates, the contact surface of arc dish 19 and ejector pin 18 is thickened, sealed lid 15 is ejecting, the sample pipe 13 gets into sample box 2 from the sample pipe 13, swing cylinder 21 reversal, the contact surface of arc dish 19 and ejector pin 18 is thinned, sealed lid 15 seals sample pipe 13 under the elastic potential energy effect of extension spring 14, accomplish the sample, the sample work of a plurality of sample boxes 2 is realized simultaneously to a power supply, avoid the water mixed flow of different water layers, the energy saving simultaneously.
In order to achieve the purpose of avoiding the damage of the swing cylinder 21 caused by water inflow, it is preferable that the swing cylinder 21 is provided with a protective case outside, and the protective case has waterproofness.
In order to achieve the purpose of conveniently sampling groundwater of different depths, preferably, the upper end of the rectangular frame body 1 is provided with a plurality of hanging rings, the device can be hung on a lifting mechanism through the hanging rings, and the device can be enabled to enter into different depths in water through the lifting mechanism.
Example 1: the distance between the sampling boxes 2 is adjusted, the first screw rod 3 and the second screw rod 4 are rotated, and under the guiding action of the guide rail 26, the two second sampling boxes 202 and the two third sampling boxes 203 are close to or far from the first sampling box 201, so that the distance between the sampling boxes 2 is adjusted.
The sampling is suspended to the elevating system through rings, swing cylinder 21 and external power supply electric connection to make this device stretch into in the groundwater, start swing cylinder 21, swing cylinder 21 drives spline shaft 20 and rotates, spline shaft 20 passes through worm 22 and drives worm wheel 23 and rotate, worm wheel 23 drives arc dish 19 and rotates, the contact surface of arc dish 19 and ejector pin 18 is thickened, sealed lid 15 is ejecting, the sample case 2 is got into from sampling tube 13 to the water sample, swing cylinder 21 reversal, the contact surface of arc dish 19 and ejector pin 18 is thinned, under the elastic potential energy effect of extension spring 14, sealed lid 15 seals sampling tube 13, accomplish the sample.
Example 2: the sampling boxes 2 are adjusted at equal intervals, the rotating handle is rotated according to a preset sampling interval, the rotating handle drives the first screw rod 3 and the driving belt pulley 10 to synchronously rotate, the driving belt pulley 10 drives the second screw rod 4 to synchronously rotate through the synchronous belt 11 and the driven belt pulley 12, the pitch of the second screw rod 4 is twice that of the first screw rod 3, the stroke of the third sampling box 203 is twice that of the second sampling box 202, and then the equal interval adjustment of the sampling boxes 2 is realized.
Equidistant sampling, hang this device to elevating system through rings, swing cylinder 21 and external power supply electric connection, and make this device stretch into in the groundwater, start swing cylinder 21, swing cylinder 21 drives spline shaft 20 and rotates, spline shaft 20 passes through worm 22 and drives worm wheel 23 rotation, worm wheel 23 drives arc dish 19 rotation, the contact surface of arc dish 19 and ejector pin 18 is thickened, sealed lid 15 is ejecting, the sample pipe 13 gets into sampling box 2 from sampling tube 13, swing cylinder 21 is reversal, the contact surface of arc dish 19 and ejector pin 18 is thinned, under the elastic potential energy effect of extension spring 14, sealed lid 15 seals sampling tube 13, accomplish the sample.
Compared with the prior art, the underground water sampling device has the advantages that through the matching arrangement of the rectangular frame body 1, the guide rail 26, the sampling boxes 2, the sliding blocks 5, the first screw rod 3 and the second screw rod 4 are rotated, under the guiding effect of the guide rail 26, the two second sampling boxes 202 and the two third sampling boxes 203 are close to or far from the first sampling boxes 201, the distance between the sampling boxes 2 is adjusted, the underground water can be sampled at one time in multiple layers, the sampling interval can be adjusted according to actual requirements, and the application range is wide.
Compared with the prior art, the invention sets the screw pitch of the second screw rod 4 to be twice as high as that of the first screw rod 3 through the matching of the driving belt wheel 10, the synchronous belt 11 and the driven belt wheel 12, and rotates the rotating handle, so that the rotating handle drives the first screw rod 3 and the driving belt wheel 10 to synchronously rotate, and the driving belt wheel 10 drives the second screw rod 4 to synchronously rotate through the synchronous belt 11 and the driven belt wheel 12, and as the screw pitch of the second screw rod 4 is twice as high as that of the first screw rod 3, the stroke of the third sampling box 203 is twice as high as that of the second sampling box 202, and the equidistant adjustment of the sampling boxes 2 is realized, so that the equidistant sampling effect is achieved.
Compared with the prior art, the invention has the advantages that through the matched arrangement, the sampling tube 13, the tension spring 14, the sealing cover 15, the ejector rod 18, the arc disc 19, the swinging cylinder 21, the worm 22 and the worm 22 are matched, the swinging cylinder 21 is started, the swinging cylinder 21 drives the spline shaft 20 to rotate, the spline shaft 20 drives the worm wheel 23 to rotate through the worm 22, the worm wheel 23 drives the arc disc 19 to rotate, the contact surface of the arc disc 19 and the ejector rod 18 is thickened, the sealing cover 15 is ejected, a water sample enters the sampling box 2 from the sampling tube 13, the swinging cylinder 21 is reversed, the contact surface of the arc disc 19 and the ejector rod 18 is thinned, the sealing cover 15 seals the sampling tube 13 under the action of elastic potential energy of the tension spring 14, the sampling is completed, the sampling work of a plurality of sampling boxes 2 is realized by one power source, the water mixing flows of different water layers are avoided, and the energy is saved.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (10)
1. The utility model provides a device is taken to groundwater sample of geological survey, includes rectangle framework (1) and sets up in balancing weight of rectangle framework (1) lower extreme, its characterized in that still includes:
the two guide rails (26) are respectively arranged at two sides of the rectangular frame body (1);
sampling box (2), sampling box (2) include first sampling box (201), two second sampling boxes (202) and two third sampling boxes (203), first sampling box (201) fixed connection is in the middle part of guide rail (26), the both sides symmetric distribution of first sampling box (201) has two second sampling boxes (202) and two third sampling boxes (203), all be provided with slider (5) on second sampling box (202) and the third sampling box (203), slider (5) and guide rail (26) sliding connection, sampling box (2) are used for taking a sample to the groundwater of different water layers;
the device comprises a first screw rod (3) and a second screw rod (4), wherein the first screw rod (3) and the second screw rod (4) are both rotationally connected between the inner top wall and the inner bottom wall of a rectangular frame body (1), two second sampling boxes (202) are in threaded connection with the first screw rod (3), and two third sampling boxes (203) are in threaded connection with the second screw rod (4).
2. An underground water sample collection device for geological survey according to claim 1, wherein: first through-hole (6) and second through-hole (7) that are used for first lead screw (3) and second lead screw (4) to pass are offered on first sampling box (201), third through-hole (8) that are used for second lead screw (4) to pass are offered on second sampling box (202), fourth through-hole (9) that are used for first lead screw (3) to pass are offered on third sampling box (203).
3. An underground water sample collection device for geological survey according to claim 1, wherein: the upper end of first lead screw (3) is provided with driving pulley (10), driving pulley (10) are connected with driven pulley (12) through hold-in range (11) transmission, be provided with the commentaries on classics handle on first lead screw (3), the pitch of second lead screw (4) is twice first lead screw (3).
4. An underground water sample collection device for geological survey according to claim 1, wherein: the sampling box (2) is provided with a sampling tube (13), the outside of sampling tube (13) is provided with a tension spring (14), one end of tension spring (14) is provided with sealed lid (15), be provided with telescopic link (25) between sampling box (2) and sealed lid (15).
5. An underground water sample collection device for geological survey according to claim 4, wherein: the inside of sampling pipe (13) is through support (16) fixedly connected with sleeve (17), the inside sliding connection of sleeve (17) has ejector pin (18), the inside rotation of sampling box (2) is connected with the pivot, be provided with arc dish (19) in the pivot, the side and the ejector pin (18) of arc dish (19) contact, the thickness of contact surface increases gradually, the one end of ejector pin (18) and arc dish (19) contact is spherical, be provided with filter screen (24) on support (16).
6. An underground water sample collection device for geological survey according to claim 1, wherein: the utility model discloses a sampling box, including rectangle framework (1), sample box (2), including rectangle framework (1), inner top wall and inner bottom wall, rotation is connected with spline shaft (20) between the inner top wall and the inner bottom wall of rectangle framework (1), the upper end of rectangle framework (1) is provided with swing cylinder (21), swing cylinder (21) and external power supply electric connection, the output and the spline shaft (20) fixed connection of swing cylinder (21), rotate on sample box (2) be connected with shaft sleeve (27) of spline shaft (20) looks adaptation, the both ends and the sample box (2) of shaft sleeve (27) rotate to be connected, the middle part of shaft sleeve (27) is provided with worm (22), be provided with worm wheel (23) of being connected with worm (22) transmission in the pivot.
7. An underground water sample collection device for geological survey according to claim 6, wherein: the outside of the swing cylinder (21) is provided with a protective shell.
8. An underground water sample collection device for geological survey according to claim 1, wherein: the upper end of the rectangular frame body (1) is provided with a plurality of hanging rings.
9. A method of using a groundwater sample collection device for geological exploration according to claim 1, characterized in that it comprises the steps of:
the first screw rod (3) and the second screw rod (4) are rotated, under the guiding effect of the guide rail (26), the two second sampling boxes (202) and the two third sampling boxes (203) are close to or far away from the first sampling box (201), and the distance between the sampling boxes (2) is adjusted.
10. A method of using a groundwater sample collection device for geological exploration according to claim 9, further comprising the steps of:
equidistant adjustment of the sampling boxes (2) is carried out, the rotating handle is rotated according to a preset sampling interval, the rotating handle drives the first screw rod (3) and the driving belt pulley (10) to synchronously rotate, the driving belt pulley (10) drives the second screw rod (4) to synchronously rotate through the synchronous belt (11) and the driven belt pulley (12), and the stroke of the third sampling box (203) is twice that of the second sampling box (202) due to the fact that the pitch of the second screw rod (4) is twice that of the first screw rod (3), so that equidistant adjustment of the sampling boxes (2) is achieved;
equidistant sampling, hang this device to elevating system through rings, swing cylinder (21) and external power supply electric connection, and make this device stretch into in the groundwater, start swing cylinder (21), swing cylinder (21) drive spline shaft (20) and rotate, spline shaft (20) drive worm wheel (23) through worm (22) rotate, worm wheel (23) drive arc dish (19) rotate, the contact surface of arc dish (19) and ejector pin (18) is thickened, sealed lid (15) are ejecting, the water sample gets into sampling case (2) from sampling pipe (13), swing cylinder (21) reversal, the contact surface of arc dish (19) and ejector pin (18) is thinned, under the elastic potential energy effect of extension spring (14), sealed lid (15) is sealed sampling pipe (13), accomplish the sample.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310642297.0A CN116593217A (en) | 2023-06-01 | 2023-06-01 | Underground water sample taking device for geological investigation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310642297.0A CN116593217A (en) | 2023-06-01 | 2023-06-01 | Underground water sample taking device for geological investigation |
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| Publication Number | Publication Date |
|---|---|
| CN116593217A true CN116593217A (en) | 2023-08-15 |
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ID=87606187
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310642297.0A Withdrawn CN116593217A (en) | 2023-06-01 | 2023-06-01 | Underground water sample taking device for geological investigation |
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| Country | Link |
|---|---|
| CN (1) | CN116593217A (en) |
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2023
- 2023-06-01 CN CN202310642297.0A patent/CN116593217A/en not_active Withdrawn
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