CN116124521A - Groundwater quality of water sampling monitoring devices - Google Patents
Groundwater quality of water sampling monitoring devices Download PDFInfo
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- CN116124521A CN116124521A CN202310410288.9A CN202310410288A CN116124521A CN 116124521 A CN116124521 A CN 116124521A CN 202310410288 A CN202310410288 A CN 202310410288A CN 116124521 A CN116124521 A CN 116124521A
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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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/04—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by dip members, e.g. dip-sticks
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
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Abstract
The invention discloses a groundwater quality sampling monitoring device, which relates to the technical field of groundwater level measurement, and comprises a well pipe and a steel ruler water level gauge, wherein a baffle is fixedly arranged on the outer wall of a winding wheel of the steel ruler water level gauge, the winding wheel of the steel ruler water level gauge is provided with two winding areas through the baffle, and the two winding areas are respectively provided with the water level gauge and a sampling mechanism; the sampling mechanism comprises a winding rope part and a sampling part, the winding rope part is wound on the outer wall of a winding wheel of the steel ruler water level gauge, the sampling part is arranged at one end of the winding rope part, and a water inlet of the sampling part and a measuring head part of the steel ruler water level gauge are positioned on the same horizontal plane. The invention aims at solving the problems that the prior sampling equipment cannot know the specific water level of the sampled water sample when the underground water is sampled, is unfavorable for underground water quality monitoring and the like in the prior art. The invention has the advantages that the sampled water level can be measured when underground water is sampled, so that staff can control the water level of a water sample, and the like.
Description
Technical Field
The invention relates to the technical field of underground water level measurement, in particular to an underground water quality sampling and monitoring device.
Background
Groundwater refers to water in various states which is widely buried below the ground surface, and in hydrologic monitoring, groundwater needs to be detected, for example, the water level and water quality of groundwater need to be monitored, and workers need to go to a ground water level observation well periodically to measure the ground water level and collect water samples, so that the ground water level and water quality need to be monitored.
In the prior art, when the underground water is sampled, the underground water level measurement and sampling are generally two sets of equipment, when the underground water is sampled, the water level cannot be measured by the sampling equipment, and because in the underground water, different conditions exist in the water quality of the underground water, therefore, in order to enable a worker to better know the water quality of the underground water in the underground water quality monitoring, the underground water needs to be subjected to layered water quality detection, when the sampling bottle is used for sampling in a descending manner, the layered sampling is needed, the existing sampling equipment does not have a water level measurement function, and the descending water level cannot be known when the existing sampling equipment is used for descending, so that the specific water level of the sampled water sample cannot be known when the underground water is sampled, and the underground water quality monitoring is not facilitated.
Aiming at the technical problems, the invention discloses a groundwater quality sampling and monitoring device which has the advantages that the sampled water level can be measured when groundwater is sampled, so that workers can control the water level of a water sample, groundwater quality monitoring is facilitated, and the like.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a groundwater quality sampling and monitoring device, so as to solve the technical problems that the prior sampling equipment has no water level measuring function when groundwater is sampled and can not know the water level to be put down when the groundwater is sampled, so that the sampled water sample concrete water level can not be known when the groundwater is sampled, and the groundwater quality monitoring is not facilitated.
The invention is realized by the following technical scheme: the invention discloses an underground water quality sampling monitoring device, which comprises a well pipe and a steel ruler water level gauge, wherein a baffle is fixedly arranged on the outer wall of a winding wheel of the steel ruler water level gauge;
the sampling mechanism consists of a winding rope part and a sampling part, wherein the winding rope part is wound on the outer wall of a winding wheel of the steel rule water level gauge, the sampling part is arranged at one end of the winding rope part, and a water inlet of the sampling part and a measuring head part of the steel rule water level gauge are positioned on the same horizontal plane;
the sampling portion includes fixed box, sampling pipe and sideslip actuating assembly, the sampling pipe sets up inside fixed box, and the one end of sampling pipe extends to the outside of fixed box, the sampling pipe includes the outer tube, the inner tube, the dead lever, conical tube and shutoff ball, the inside slip grafting of outer tube has the inner tube, and the one end of inner tube extends to the outside of outer tube, the inner tube is located the outside fixed conical tube that is provided with of one end of outer tube, and conical tube is located the outside of fixed box, the water inlet has been seted up at conical tube pointed end, conical tube inside and inner tube intercommunication, the fixed dead lever that is provided with in one side inner wall of outer tube, the other end of dead lever passes the one end of inner tube through the slide hole and extends to the inner tube inside, and dead lever and slide hole sliding fit, the fixed shutoff ball that is provided with of one end that the dead lever is located the inner tube inside, the outer wall of shutoff ball and the laminating of conical tube pointed water inlet inner wall, the sideslip actuating assembly disposes to can remove conical tube.
Further, the outer tube is the body that the one end was sealed other end was open, and outer tube confined one end is located the inside of fixed box, and outer tube open one end is located the fixed box outside, and the one end of inner tube extends to the outside of outer tube through the open mouth department of outer tube, and the open mouth inner wall of outer tube is provided with the sealing gum ring, and the outer wall of shutoff ball is provided with the rubber layer, and fixed being provided with spacing post in one side of fixed box, and spacing post is provided with two at least, and one side terminal surface of spacing post is located one side of conical tube one end.
Further, sideslip drive assembly includes lead screw, movable block, slide bar, ejector pin, driving motor and footwall, and the lead screw rotates the setting inside fixed box, and the outer wall threaded connection of lead screw has the movable block, and the inside of fixed box still is provided with the slide bar, and the movable block slides and cup joints in the outside of slide bar, and one side of movable block is fixed to be provided with the ejector pin, and the one end of ejector pin passes fixed box lateral wall and extends to the outside of fixed box, and the rotation of lead screw is driven through driving motor, and the outer wall of conical tube is fixed to be provided with the footwall, and the ejector pin is located the outside one end of fixed box and is connected with the footwall.
Further, one side of the sampling part is provided with a fixed sliding seat, the sampling parts are provided with a plurality of sampling parts which are vertically arranged, a water inlet of a first sampling part on the fixed sliding seat and a measuring head part of the steel ruler water level gauge are positioned on the same horizontal plane, and the sampling parts are in sliding connection with the fixed sliding seat.
Further, the fixed plug block that is provided with of one side of fixed box, the spliced groove has been seted up to one side of fixed slide, and the plug block slides and peg graft in the inside of spliced groove, and the fixed locating piece that is provided with of below of fixed box, the inside threaded connection of locating piece have the fastening screw, and the other end and the laminating of fixed slide outer wall of fastening screw.
Further, the fixed draw runner that is provided with of one side inner wall of well pipe, the inside of draw runner has been offered from top to bottom and has been passed through the groove, and draw runner bottom is closed form, fixed slide and fixed box can slide from top to bottom in the inside of moving the groove, and the spacing post one end of fixed box one side and the one side inner wall sliding fit of moving the groove, logical groove has been seted up to one side of moving the groove, and logical groove runs through the fixed slide and towards the inside one side outer wall of well pipe, lead to the inside front end of groove and rear end fixed airbag that is provided with respectively, and lead to the inside front end of groove and the mutual laminating of gasbag of rear end, gasbag and the outer wall that leads to the groove inner wall in opposite directions are closely laminated with the inner wall that leads to the groove respectively, the pointed end of pipe is in same vertical face with the laminating line of two gasbags.
Further, the sampling pipe is set up to dismantling the change, and the fixed connection pad that is provided with in one side of fixed box inside, the outer tube is located the inside one end of fixed box and connection pad threaded connection, and the spliced eye has been seted up to the opposite side outer wall of fixed box, and the one end of outer tube open portion extends to the outside of fixed box through the spliced eye, and the outer wall and the intraductal wall sliding fit of spliced eye of outer tube, ejector pin and footstock are detachable connection.
Further, the outer tube is located the fixed sealing disk that is provided with of the outside one end of fixed box, and one side terminal surface of sealing disk and one side outer wall laminating of fixed box, sealing disk cover the jack, and sealing disk is provided with sealed cushion with the one side of fixed box laminating.
The invention has the following advantages:
(1) The invention sets the water inlet of the sampling part to be at the same level with the measuring head part of the water gauge by arranging the steel gauge water gauge and the sampling mechanism, so that the water level at the measuring head part of the water gauge is the same as the water level at the water inlet of the sampling part, and the winding rope part of the sampling part and the gauge strip of the water gauge are wound on the same winding wheel, thereby when the water gauge is lowered, the water gauge and the sampling part can be lowered simultaneously, when the water gauge reaches the water surface, the water gauge alarms, the staff obtains the water level through the gauge strip scale of the water gauge, and simultaneously, the sampling part is also at the same water level as the water gauge, then the staff can continuously lower the sampling part and the water gauge and judge the depth of the sampling part under water according to the lowered distance, so as to measure the water level through the water gauge, meanwhile, the sampling part can sample the water sample at the water level, so that the sampling of the water sample is more accurate, a worker can obtain the water sample at the water level required, the water quality monitoring of underground water is facilitated, the sampling part is arranged, when the sampling part is put into the water, the water inlet of the conical tube can be sealed through the plugging ball, when the sampling part reaches the designated water level, the driving motor can be started to enable the screw rod to rotate, the moving block is in threaded connection with the screw rod, and the moving block is in sliding fit with the sliding rod, so that the screw rod can be driven to rotate through the principle of threaded transmission to move, the moving block moves to drive the ejector rod to move, the ejector rod moves to move the ejector disc, so that the conical tube moves, the conical tube drives the inner tube to move, when the inner tube moves, the plugging ball can not seal the water inlet at one end of the conical tube, therefore, a water sample can enter the inner tube, the sampling part is in a closed state before reaching a designated water level, water can be started to enter when reaching the designated water level, and the water inlet can be closed again after the sampling is finished.
(2) According to the invention, the fixed sliding seat is arranged, the sampling parts are arranged in a plurality of ways, the sampling parts are arranged on one side of the fixed sliding seat in a sliding way, so that layered sampling can be performed in groundwater through the sampling parts, the interval between the sampling parts can be adjusted through sliding the sampling parts, meanwhile, the water inlet of the first sampling part on the fixed sliding seat is arranged to be at the same horizontal plane with the measuring head part of the water level meter, in addition, the fixed sliding seat is also provided with scales for reference to the movement adjustment of the fixed box, and therefore, when a worker puts the fixed sliding seat into water, the water inlet of the first sampling part is at the same horizontal plane with the measuring head part of the water level meter, the water level of the water sample collected by each sampling part can be accurately known while layered sampling is performed through the distances between the other sampling parts and the first sampling part;
(3) According to the invention, the sliding strip and the moving groove are arranged, when sampling is carried out, the fixed sliding seat and the sampling part are thrown into the water through the moving groove, so that the fixed sliding seat and the sampling part can be prevented from being directly contacted with groundwater, and water samples on the upper layer and the lower layer are prevented from being mixed when the fixed sliding seat and the sampling part are thrown into the groundwater from top to bottom, the accuracy of layered water quality detection is influenced, when the groundwater is sampled, the sampling part and the fixed sliding seat enter the well pipe through the moving groove, when the sampling part reaches the sampling water level, the inner pipe is driven to move through the driving motor, the conical pipe penetrates through the air bag to enter the groundwater for sampling, and the conical pipe only needs to move transversely, so that the upper layer groundwater and the lower layer groundwater are prevented from being mixed, and the layered sampling is more accurate.
(4) According to the invention, the sampling pipe is arranged in a replaceable mode, so that when the sampling pipe needs to be replaced, the ejector rod and the ejector disc can be detached, and then the outer pipe is rotated, so that the threaded rod is separated from the threaded hole, and the sampling pipe is taken out for replacement, so that the mutual pollution of water samples is avoided when underground water sampling is carried out at a plurality of places, and the replacement operation of the sampling pipe is simple.
Drawings
FIG. 1 is a schematic view of a cross-sectional front view of a well tubular according to the present invention;
FIG. 2 is a schematic illustration of a well tubular structure according to the present invention;
FIG. 3 is a schematic view of the structure of the present invention shown in FIG. 1 at a partially enlarged scale;
FIG. 4 is a schematic view showing the internal structure of the fixing case of the present invention;
FIG. 5 is a schematic cross-sectional view of an outer tube of the present invention;
FIG. 6 is a schematic cross-sectional view of an inner tube of the present invention;
FIG. 7 is a schematic view of a partially enlarged structure of FIG. 5C according to the present invention;
FIG. 8 is a schematic view of a traverse driving assembly according to the present invention;
FIG. 9 is a schematic diagram of a fixed carriage and a sampling portion according to the present invention;
FIG. 10 is a schematic view of a partially enlarged structure of the present invention at B of FIG. 9;
FIG. 11 is a schematic diagram of a slider structure according to the present invention;
FIG. 12 is a schematic side view of a slide bar of the present invention;
FIG. 13 is a schematic view of the structure of the fixing case and the connecting disc of the present invention;
fig. 14 is a schematic view of the structure of the outer tube and the threaded rod of the present invention.
In the figure: 1. a well pipe; 2. steel ruler water level gauge; 3. a partition plate; 4. a winding area; 5. a sampling mechanism; 6. a water inlet; 7. a slide hole; 8. a sealant ring; 9. a rubber layer; 10. a battery; 11. fixing the sliding seat; 12. a plug block; 13. a plug-in groove; 14. a positioning block; 15. fastening a screw; 16. a slide bar; 17. a moving groove; 18. a limit column; 19. a through groove; 20. an air bag; 21. a connecting disc; 22. a plug hole; 23. a threaded rod; 24. a threaded hole; 25. a sealing plate; 26. sealing rubber cushion; 27. an operation lever; 51. a rope winding part; 52. a sampling unit; 521. a fixed box; 522. a sampling tube; 523. a traversing drive assembly; 5221. an outer tube; 5222. an inner tube; 5223. a fixed rod; 5224. a conical tube; 5225. a blocking ball; 5231. a screw rod; 5232. a moving block; 5233. a slide bar; 5234. a push rod; 5235. a drive motor; 5236. and a top plate.
Detailed Description
The following detailed description of embodiments of the present invention, which are given by taking the technical solution of the present invention as a premise, gives detailed embodiments and specific operation procedures, but the scope of the present invention is not limited to the following embodiments, and in the description of the present invention, words indicating orientation or positional relationship like "front", "rear", "left", "right", etc. are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element to be 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.
The embodiment 1 discloses a groundwater quality sampling monitoring device, as shown in fig. 1-14, including a well pipe 1 and a steel ruler water gauge 2 for measuring groundwater level, it is to be noted that, when building a groundwater level observation well, generally, holes are drilled on the ground first, after the drilling is completed, in order to avoid collapse of an observation well hole, a sleeve is put down in the well hole, thereby protecting the well wall through the well pipe 1, when the groundwater level is measured, the steel ruler water gauge 2 is measured, the water gauge is placed in the well wall 1 and moves down, when the water gauge touches the water surface, an automatic alarm is given, and a worker only needs to observe the ruler well pipe of the steel ruler water gauge 2 to obtain groundwater level data, and because in the water level detection, water quality monitoring is also needed to be carried out on groundwater, as shown in fig. 1 and 2, a partition plate 3 is fixedly sleeved on the outer wall of a rolling wheel of the steel ruler water gauge 2, the rolling wheel of the steel ruler water gauge 2 is divided into two rolling areas 4, when the water gauge 4 is arranged in one rolling area, and when the water gauge is arranged on the water gauge 5, thus the groundwater level measuring mechanism is arranged, and the groundwater level measuring device can be simultaneously arranged;
specifically, as shown in fig. 1, the sampling mechanism 5 is composed of a winding rope portion 51 and a sampling portion 52, the winding rope portion 51 is wound on the outer wall of the winding wheel, the sampling portion 52 is arranged at one end of the winding rope portion 51, a water inlet 6 of the sampling portion 52 is positioned at the same horizontal plane with a measuring head of the water gauge, the water level at the measuring head of the water gauge is the same as the water level at the water inlet 6 of the sampling portion 52, the winding rope portion 51 of the sampling portion 52 and a ruler strip of the water gauge are wound on the same winding wheel, therefore, when the water gauge is placed down, the water gauge and the sampling portion 52 can be placed down simultaneously, when the water gauge reaches the water surface, the water gauge alarms, a worker can obtain the water level through the ruler strip scale of the water gauge, meanwhile, the sampling portion 52 is also positioned at the same water level as the water gauge, then the worker can continue to place the sampling portion 52, and the depth of the water gauge 52 is judged according to the placed down distance, therefore, the water level can be measured through the water gauge, the water gauge can be sampled more accurately, and the water level of the worker can be required to monitor the water sample, and the water sample is convenient for the water quality;
as shown in fig. 1, 3, 4, 5, 6 and 7, the sampling part 52 includes a fixing box 521, a sampling tube 522 and a traverse driving assembly 523, wherein the sampling tube 522 is disposed inside the fixing box 521 and one end of the sampling tube 522 extends to the outside of the fixing box 521, and particularly, the sampling tube 522 includes an outer tube 5221, an inner tube 5222, a fixing rod 5223, a tapered tube 5224 and a blocking ball 5225, wherein the outer tube 5221 is a tube body having one end closed and the other end open, the closed end of the outer tube 5221 is disposed inside the fixing box 521, the open end of the outer tube 5221 is disposed outside the fixing box 521, and since the outer tube 5221 is required to be opened and closed when the outer tube 5221 is extended into water, the water inlet of the outer tube 5221 is required to be opened and closed, and therefore, an inner tube 5222 is disposed inside the outer wall of the inner tube 5222 is fitted and slidably fitted with the inner wall of the outer tube 5221, and one end of the inner tube 5222 extends to the outside of the outer tube 5221 through the opening of the outer tube 5221, in addition, the inner wall of the opening of the outer tube 5221 is provided with a sealing rubber ring 8, the connecting part of the inner tube 5222 and the opening of the outer tube 5221 is sealed in a sliding way through the sealing rubber ring 8, one end of the inner tube 5222 positioned at the outside of the outer tube 5221 is fixedly provided with a conical tube 5224, the conical tube 5224 is positioned at the outside of a fixing box 521, the tip of the fixing box 521 is outwards, the tip of the conical tube 5224 is provided with a water inlet 6, the inside of the conical tube 5224 is communicated with the inside of the inner tube 5222, one side inner wall of the closed end of the outer tube 5221 is fixedly provided with a fixing rod 5223, one end side wall of the inner tube 5222 positioned at the inside of the outer tube 5221 is provided with a sliding hole 7, the other end of the fixing rod 5223 passes through one end of the inner tube 5222 to the inside of the inner tube 5222 through the sliding hole 7, the fixing rod 5223 is matched with the sliding hole 7, one end of the fixing rod 5223 positioned at the inside of the inner tube 5222 is fixedly provided with a blocking ball 5225, the outer wall of the plugging ball 5225 is attached to the inner wall of the water inlet 6 at the tip of the conical tube 5224, so that the water inlet 6 of the conical tube 5224 is sealed through the plugging ball 5225, and it is required to say that in order to improve the plugging effect of the plugging ball 5225, the outer wall of the plugging ball 5225 is provided with a rubber layer 9, the sealing effect of the plugging ball 5225 on the water inlet 6 of the conical tube 5224 is better through the rubber layer 9, therefore, when the inner tube 5222 is moved, the plugging ball 5225 cannot seal the water inlet 6 at one end of the conical tube 5224, so that a water sample can enter the inner tube 5222, and after sampling is completed, the inner tube 5222 is moved towards the inner tube 5221, so that the plugging ball 5225 seals the water inlet 6 of the conical tube 5224, and thus water inlet is stopped, in addition, the movement of the conical tube 5224 can be controlled through a transverse driving assembly, so that when the sampling is performed, the inner tube 5222 is in a closed state before the outer tube 5221 reaches a designated water level, the water sample cannot enter the inner tube 5222, and when the designated water level is reached, the transverse driving assembly 523 can be started to enable water to enter the inner tube 5222;
specifically, as shown in fig. 4 and 8, the traverse driving assembly 523 comprises a screw rod 5231, a moving block 5232, a sliding rod 5233, a push rod 5234, a driving motor 5235 and a top disk 5236, wherein the screw rod 5231 is arranged inside the fixed box 521, two ends of the screw rod 5231 are respectively and rotatably connected with two side inner walls of the fixed box 521 through bearings, the moving block 5232 is connected with the outer wall of the screw rod 5231 in a threaded manner, the sliding rod 5233 is further arranged below the screw rod 5231, two ends of the sliding rod 5233 are respectively and fixedly connected with two side inner walls of the fixed box 521, a sliding hole 7 is formed in the moving block 5232, the moving block 5232 is sleeved outside the sliding rod 5233 in a sliding manner through the sliding hole 7, one side of the moving block 5232 is fixedly provided with the push rod 5234, one end of the push rod 5234 penetrates through the side wall of the fixed box 521 to the outside of the fixed box 521, the push rod 5234 is in sliding fit with the perforated part of the side wall of the fixed box 521, the rotation of the screw rod 5231 is driven by a driving motor 5235, the driving motor 5235 is installed inside the fixed box 521, the output end of the driving motor 5235 is in transmission connection with one end of the screw rod 5231, the driving motor 5235 can be powered by a battery 10, the battery 10 is installed inside the fixed box 521, in addition, a top plate 5236 is fixedly arranged on the outer wall of the conical tube 5224, one end of the top rod 5234 positioned outside the fixed box 521 is connected with the top plate 5236, therefore, when the sampling tube 522 needs to be started for water sample, the screw rod 5231 can be rotated, the moving block 5232 is in threaded connection with the screw rod 5231, and the moving block 5232 is in sliding fit with the sliding rod 5233, so that the screw rod 5231 can be rotated to drive the moving block 5232 to move through the principle of threaded transmission, the moving block 5232 can drive the top rod 5234 to move the top plate 5236, so that the conical tube 5224 can be moved, the conical tube 5224 moves to drive the inner tube 5222 to move, so that the start and stop of water sample collection are controlled;
because the water quality of each depth of the groundwater level is different when the water level is measured, in order to better understand the water quality of the groundwater level, the water quality of each water level needs to be detected when the water quality is detected, therefore, when the water sample of each depth of the groundwater level needs to be sampled, the staff generally samples the water sample of each depth of the groundwater level in the same groundwater level observation well for multiple times when the water sample is sampled in a layered manner, thus the sampling of the water sample of each depth of the groundwater level is collected, the multiple times of sampling causes the work to be excessively troublesome, the steps are complicated, and the sampling part 52 moves up and down under water for multiple times, which causes the water of the upper layer and the lower layer of the groundwater to be mixed, which is unfavorable for layered detection, therefore, in order to facilitate the sampling work of the staff for sampling the multiple water levels, as shown in figures 1, 3, 9 and 10, the fixed slide seat 11 is arranged at one side of the sampling part 52, a plurality of sampling parts 52 are arranged vertically, the water inlet 6 of the first sampling part 52 and the measuring head part of the water level gauge are positioned at the same horizontal plane, the sampling parts 52 are all in sliding connection with the fixed slide seat 11, specifically, the plug-in block 12 is fixedly arranged at one side of the fixed box 521, the plug-in groove 13 is arranged at one side of the inside of the fixed slide seat 11, the plug-in block 12 is plugged in the inside of the plug-in groove 13, the outer wall of the plug-in block 12 is in sliding fit with the plug-in groove 13, in addition, the plug-in block 12 and the plug-in groove 13 are all arranged in a convex shape, so that each fixed box 521 can slide at one side of the fixed slide seat 11 through the arrangement of the plug-in block 12 and the plug-in groove 13, therefore, staff can slide each fixed box 521 to control the distance of each fixed box 521, so that when the fixed slide 11 is placed in the well pipe 1, water samples with a plurality of water levels can be sampled simultaneously, in addition, in order to fix the fixed box 521, a positioning block 14 is fixedly arranged below the fixed box 521, and the inside thread of the positioning block 14 is connected with a fastening screw 15, the other end of the fastening screw 15 is jointed with the outer wall of the fixed slide 11, therefore, the position of the fixed box 521 can be positioned by tightly jointing one end of the fastening screw 15 with the fixed slide 11 through rotating the fastening screw 15, in order to facilitate the staff to adjust the interval of each fixed box 521, a scale is arranged on the outer wall of the fixed slide 11, so that the staff can conveniently adjust the position of the fixed box 521 for reference, when putting the fixed slide 11 into water, the water inlet 6 of the first sampling part 52 and the measuring head part of the water level gauge are positioned at the same level, the water level of the water sample collected by each sampling part 52 can be accurately known while the water level of the water sample collected by each sampling part 52 is obtained by the distance between the other sampling part 52 and the first sampling part 52, and it should be noted that, since the distance between the water levels of each sampling is generally greater than one meter during the layered sampling, considering that the transportation and storage are inconvenient when the length of the fixed slide 11 is too long, the fixed slide 11 is set to be in a multi-section detachable state for convenience of transportation and storage, for example, when at least four water level sampling points are required during the layered sampling, the length of the fixed slide 11 is set to be at least five meters, when the length of the fixed slide 11 is five meters, the fixed slide 11 can be set to be five sections, each section is one meter, thereby facilitating the transportation and storage of the staff, and each fixed sliding seat 11 can be detachably connected through a plug-in threaded connection, a spring plug-in connection and the like. The fixed slide 11 is divided into the above structures for convenient transportation and installation, which belongs to the conventional technical means in the field of pipeline construction and is not described in detail in the application;
when sampling of a plurality of water samples is required inside one well pipe 1, since the fixed slide 11 can bring water of upper water level to lower water level from top to bottom in water when the fixed slide 11 is put into water, so that the upper water sample and the lower water sample are mixed, when the water samples are sampled in layers, the sampled water samples cannot accurately represent the water quality of the water sample at the layers and are unfavorable for layered sampling detection, therefore, as shown in fig. 1, 2, 11 and 12, the slide 16 is fixedly arranged on the inner wall of one side of the well pipe 1, the movable groove 17 is formed inside the slide 16 from top to bottom, the bottom end of the slide 16 is closed, it is required to be stated that the slide 16 can be arranged on the inner wall of the well pipe in advance by welding or screws and the like, so that after the well pipe 1 is completely installed, the slide 16 is also synchronously installed, in addition, the limit post 18 is fixedly arranged on one side of the fixed box 521, and the limit posts 18 are at least two, the length of the limit posts 18 is larger than that of the conical tube 5224, one side end face of the limit posts 18 is positioned at one side of one end of the conical tube 5224, when the fixed slide 11 is inserted into the moving groove 17 in the sliding strip 16, one side end face of the fixed slide 11 is in sliding fit with one side inner wall of the moving groove 17, the front end face and the rear end face of the fixed slide 11 and the front end face of the fixed box 521 are respectively in sliding fit with the front end inner wall and the rear end inner wall of the moving groove 17, in addition, one side of the fixed slide 521 is in sliding fit with the other side inner wall of the moving groove 17, so that the fixed slide 11 and the sampling part 52 can slide downwards to the inside of the well pipe 1 through the moving groove 17, in addition, a through groove 19 is formed at one side of the moving groove 17, the through groove 19 penetrates through one side outer wall of the fixed slide 11 towards the inside of the well pipe 1, and the front end and the rear end in the through groove 19 are respectively fixedly provided with the air bags 20, the air bags 20 at the front end and the rear end inside the through groove 19 are mutually attached, in addition, the air bags 20 are closely attached to the inner walls of the through groove 19 respectively, the through groove 19 is sealed through the air bags 20, so that water inside the well pipe 1 is prevented from entering the movable groove 17, and therefore, when sampling is carried out, the fixed sliding seat 11 and the sampling part 52 are thrown into water through the movable groove 17, the fixed sliding seat 11 and the sampling part 52 can be prevented from being directly contacted with groundwater, and water samples at the upper layer and the lower layer are prevented from being mixed when the fixed sliding seat 11 and the sampling part 52 are thrown into groundwater from top to bottom, and the accuracy of layered water quality detection is prevented from being influenced;
in addition, through setting the front and rear air bags 20 in the through groove 19 to be mutually attached, simultaneously, when the fixed sliding seat 11 and the sampling part 52 are positioned in the moving groove 17, the tip of the conical tube 5224 and the attaching lines of the two air bags 20 are positioned on the same vertical surface, so that when sampling is carried out, the conical tube 5224 is driven by the movable inner tube 5222 to move, the conical tube 5224 can be inserted into the attaching positions of the two air bags 20 through the tip, the tip of the conical tube 5224 passes through the attaching positions to be moved to the inside of the well pipe 1 and is contacted with groundwater, and therefore, when the inner tube 5222 moves, the water inlet 6 of the conical tube 5224 is opened, one end of the conical tube 5224 passes through the attaching positions of the air bags 20 and enters the groundwater, and therefore, the groundwater can be sampled through the water inlet 6 of the conical tube 5224 and enters the inside of the inner tube 5222, when the underground water sampling is sampled, the sampling part 52 can be prevented from being directly thrown into the groundwater, the sampling part 52 and the fixed sliding seat 11 enters the inside of the well pipe 1 through the moving groove 17, when the sampling part 52 reaches the sampling, the inner tube 5235 passes through the attaching positions, the inner tube 5222 moves to the inside the well pipe 1, and the underground water can be accurately moved into the underground water, and the underground water can be accurately mixed, and the underground water can enter the underground water layer 5224 through the underground layer, and the underground water layer when the underground water is required to be sampled, and the underground water layer is required to be mixed, and the underground water layer is required to enter the underground water layer, and the underground water layer and can be well layer and can be sampled through the underground water layer, and can be well layer and can be well and well layer;
because the groundwater in a plurality of places needs to be sampled in layers during the water quality sampling monitoring work of groundwater, and the water sample is polluted by each other through one sampling device, the detection effect is affected, and the carrying of a plurality of sampling devices is inconvenient, therefore, the sampling tube 522 is set to be in a replaceable form, thereby the replacement can be carried out through carrying a plurality of sampling tubes 522, and the sampling tube 522 is small in volume, and convenient to carry, in particular, as shown in fig. 4, 13 and 14, one side of the inside of the fixing box 521 is fixedly provided with a connecting disc 21, one end of the outer tube 5221 is positioned in the fixing box 521 and is in threaded connection with the connecting disc 21, in particular, one side of the connecting disc 21 is provided with a threaded hole 24, one end of the outer tube 5221 is provided with a threaded rod 23, 23 and the threaded hole 24, in addition, the other side outer wall of the fixing box 521 is provided with a plug hole 22, one end of the open part of the outer tube 5221 extends to the outside of the fixing box 521 through the plug hole 22, and the outer wall of the plug hole 22 is in sliding fit, one end of the outer tube 5221 positioned outside the fixing box 521 is fixedly provided with a sealing disc 25, one side of the sealing disc 25 is in the sealing disc 25, one side of the sealing disc 521 is in contact with the plug hole 5234, one side of the sealing disc can be matched with the sealing disc 25, and the sealing disc can be tightly connected with the sealing disc 521, the sealing disc is required to be removed, and the sealing disc is required to be connected with one side of the sealing disc 25 through the plug 22, the sealing disc is in the sealing disc 25, the sealing disc is in the sealing disc is attached to the sealing disc 25, and the sealing disc is attached to the side pad 25, and the sealing disc is attached to the side by the sealing disc pad through the sealing pad 25 through the side through the sealing pad, and the sealing pad is attached to the sealing pad through the sealing pad, and the sealing pad is attached to the sealing pad and the sealing pad through the sealing pad and the sealing device and the plug. In this embodiment, ejector rod 5234 and roof disk 5236 pass through the screw and can dismantle ejector rod 5234 and roof disk 5236 when needs change sampling pipe 522, afterwards rotate outer tube 5221, make threaded rod 23 and screw hole 24 separation, thereby take out sampling pipe 522 and change, make when taking out groundwater sample in a plurality of places, avoid the water sample to pollute each other, and in order to be convenient for the staff rotate outer tube 5221, the outer wall at sealing disk 25 is fixed and is provided with action bars 27, the staff can rotate outer tube 5221 through action bars 27.
The principle of the invention is as follows: when the observation well is built, the sliding bars 16 are arranged on the inner wall of the well pipe 1 in advance through screws or welding and the like, after the well hole is drilled, the well pipe 1 is lowered into the well hole, the well pipe 1 is used for avoiding the collapse of the well wall, after the well pipe 1 is arranged, the sliding bars 16 on the inner wall of the well pipe are synchronously arranged in place, the device is carried to the underground water level observation well, the space between each fixing box 521 is regulated according to the water level required to be sampled through the matching of the plugging block 12 and the plugging groove 13 and referring to the scale on the fixing sliding seat 11, the first section fixing sliding seat 11 and the sampling part 52 are put into the movable groove 17, when the first section fixing sliding seat 11 is put into the movable groove 17 and is lowered until only the residual top part is positioned above the movable groove 17, the second section fixing sliding seat 11 is connected with the first section fixing sliding seat 11 through the manners of plugging buckle or screw connection and the like and is continuously lowered, similarly, the following sections of fixed sliding seats 11 are sequentially connected and lowered, so that the sections of fixed sliding seats 11 are sequentially inserted into the movable groove 17 and are sequentially connected with each other, when the assembled fixed sliding seat 11 is inserted into the movable groove 17, the water inlet 6 of the first sampling part 52 on the fixed sliding seat 11 is positioned at the same horizontal plane with the measuring head part of the water gauge, the winding wheel is rotated, so that the fixed sliding seat 11 and the water gauge are synchronously lowered, then when the water gauge contacts the water surface, the water gauge alarms, a worker can obtain the underground water level according to the scale of the water gauge, at the moment, the first sampling part 52 on the fixed sliding seat 11 is positioned at the same depth as the water gauge, other sampling parts 52 above and below the fixed sliding seat 11 are positioned under water, and the underwater depth of each sampling part 52 can be calculated according to the interval of each sampling part 52, when the sampling part 52 needs to be moved downwards, the winding wheel is continuously rotated, the water gauge and the sampling part 52 are simultaneously moved downwards, a worker can calculate the depth of the sampling part 52 below underground according to the secondary downward distance of the water gauge strip, the water level of the sampling part 52 is obtained, when the sampling part 52 reaches the designated water level, the driving motor 5235 is started, the screw rod 5231 is rotated, as the moving block 5232 is in threaded connection with the screw rod 5231, and the moving block 5232 is in sliding fit with the sliding rod 5233, the screw rod 5231 can be rotated to drive the moving block 5232 to move through the principle of threaded transmission, the moving block 5232 is moved to drive the ejector rod 5234 to move, the ejector rod 5234 is moved to move the top disc 5236, the tapered tube 5224 is moved, the inner tube 5222 is driven to move according to the secondary downward distance of the water gauge strip, when the inner tube 5222 is moved, the tapered tube 5224 is not sealed by the blocking ball 5225, simultaneously, one end of the tapered tube 5224 penetrates through the fitting position of the tapered tube 5220 to enter the underground water, the tapered tube 5224 can be moved into the water through the water inlet 6, the inner tube 5224 can be driven by the motor 5236 to enter the tapered tube 5236, the inner tube 5236 to be reset, the inner tube 5236 can be separated, and the sampled tube 5236 can be removed, the sampled and the sample tube can be separated from the outer tube 5236, the inner tube can be separated, the sample tube can be separated from the inner tube can be separated, and the inner tube can be separated from the inner tube can be taken out, and the sample by the inner tube can be separated, and the inner tube can be taken out, and the sample can be separated from the inner tube can be taken out by the inner tube and the end and the inner tube can be separated.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (8)
1. The underground water quality sampling monitoring device comprises a well pipe (1) and a steel ruler water level gauge (2), and is characterized in that a partition plate (3) is fixedly arranged on the outer wall of a winding wheel of the steel ruler water level gauge (2), two winding areas (4) are arranged on the winding wheel of the steel ruler water level gauge (2) through the partition plate (3), and the two winding areas (4) are respectively provided with the water level gauge and a sampling mechanism (5);
the sampling mechanism (5) consists of a winding rope part (51) and a sampling part (52), wherein the winding rope part (51) is wound on the outer wall of a winding wheel of the steel ruler water level gauge (2), the sampling part (52) is arranged at one end of the winding rope part (51), and a water inlet (6) of the sampling part (52) and a measuring head part of the steel ruler water level gauge (2) are positioned on the same horizontal plane;
sampling portion (52) including fixed box (521), sampling pipe (522) and sideslip drive assembly (523), sampling pipe (522) set up inside fixed box (521), and the one end of sampling pipe (522) extends to the outside of fixed box (521), sampling pipe (522) include outer tube (5221), inner tube (5222), dead lever (5223), conical tube (5224) and shutoff ball (5225), the inside slip grafting of outer tube (5221) has inner tube (5222), and the one end of inner tube (5222) extends to the outside of outer tube (5221), the one end that inner tube (5222) is located the outside of outer tube (5221) is fixed and is provided with conical tube (5224), and conical tube (5224) are located the outside of fixed box (521), water inlet (6) have been seted up to conical tube (5224) pointed end, the inside and the inside intercommunication of inner tube (5222), one side inner wall of outer tube (5221) is fixed and is provided with inner tube dead lever (5223), the other end (5223) is located the inside of inner tube (5222) through the slip hole (527) and is located the inside of sliding hole (5223) of inner tube (5223), the outer wall of the plugging ball (5225) is attached to the inner wall of the water inlet (6) at the tip of the conical tube (5224), and the transverse moving driving assembly (523) is configured to move the conical tube (5224).
2. The underground water quality sampling and monitoring device according to claim 1, wherein the outer tube (5221) is a tube body with one end closed and the other end open, the closed end of the outer tube (5221) is located inside the fixed box (521), the open end of the outer tube (5221) is located outside the fixed box (521), one end of the inner tube (5222) extends to the outside of the outer tube (5221) through the opening of the outer tube (5221), the inner wall of the opening of the outer tube (5221) is provided with a sealant ring (8), the outer wall of the plugging ball (5225) is provided with a rubber layer (9), one side of the fixed box (521) is fixedly provided with a limit post (18), and the limit post (18) is at least provided with two, and one side end face of the limit post (18) is located on one side of one end of the tube (5224).
3. The groundwater quality sampling and monitoring device according to claim 1, wherein the traversing driving assembly (523) comprises a screw rod (5231), a moving block (5232), a sliding rod (5233), a push rod (5234), a driving motor (5235) and a top disc (5236), the screw rod (5231) is rotationally arranged inside a fixed box (521), the moving block (5232) is connected to the outer wall of the screw rod (5231) in a threaded manner, the sliding rod (5233) is further arranged inside the fixed box (521), the moving block (5232) is slidably sleeved outside the sliding rod (5233), one side of the moving block (5232) is fixedly provided with the push rod (5234), one end of the push rod (5234) penetrates through the side wall of the fixed box (521) to extend to the outside of the fixed box (521), the screw rod (5231) is rotationally driven by the driving motor (5235), the top disc (5236) is fixedly arranged on the outer wall of the conical tube (5224), and one end of the push rod (5234) is located outside the fixed box (521) and is connected with the top disc (5236).
4. The underground water quality sampling and monitoring device according to claim 2, wherein a fixed sliding seat (11) is arranged on one side of the sampling part (52), a plurality of sampling parts (52) are arranged vertically, a water inlet (6) of a first sampling part (52) on the fixed sliding seat (11) is positioned on the same horizontal plane as a measuring head part of the steel ruler water level gauge (2), and the sampling part (52) is in sliding connection with the fixed sliding seat (11).
5. The underground water quality sampling and monitoring device according to claim 4, wherein an inserting block (12) is fixedly arranged on one side of the fixing box (521), an inserting groove (13) is formed in one side of the fixing sliding seat (11), the inserting block (12) is slidably inserted into the inserting groove (13), a positioning block (14) is fixedly arranged below the fixing box (521), a fastening screw (15) is connected to the inner thread of the positioning block (14), and the other end of the fastening screw (15) is attached to the outer wall of the fixing sliding seat (11).
6. The underground water quality sampling and monitoring device according to claim 4, wherein a slide bar (16) is fixedly arranged on one side inner wall of the well pipe (1), a movable groove (17) is formed in the slide bar (16) from top to bottom, the bottom end of the slide bar (16) is in a closed shape, the fixed sliding seat (11) and the fixed box (521) can slide up and down in the movable groove (17), one end of a limit post (18) on one side of the fixed box (521) is in sliding fit with one side inner wall of the movable groove (17), a through groove (19) is formed in one side of the movable groove (17), the through groove (19) penetrates through one side outer wall of the fixed sliding seat (11) facing the inside of the well pipe (1), an air bag (20) is fixedly arranged at the front end and the rear end of the inside of the through groove (19), the air bag (20) at the front end and the rear end of the inside of the through groove (19) are mutually attached, the outer wall opposite to the inner wall of the air bag (20) and the inner wall of the through groove (19) are tightly attached to the inner wall of the through groove (17), and the tip ends (24) of the two straight vertical pipes are attached to the two air bags (20).
7. A groundwater quality sampling and monitoring device as claimed in claim 3, characterized in that the sampling tube (522) is arranged to be detachable and replaceable, a connecting disc (21) is fixedly arranged on one side of the inside of the fixed box (521), one end of the outer tube (5221) positioned in the fixed box (521) is in threaded connection with the connecting disc (21), a plug hole (22) is formed in the outer wall of the other side of the fixed box (521), one end of the opening part of the outer tube (5221) extends to the outside of the fixed box (521) through the plug hole (22), the outer wall of the outer tube (5221) is in sliding fit with the inner wall of the plug hole (22), and the ejector rod (5234) is detachably connected with the ejector disc (5236).
8. The underground water quality sampling and monitoring device according to claim 1, wherein one end of the outer tube (5221) located outside the fixed box (521) is fixedly provided with a sealing disc (25), one side end face of the sealing disc (25) is attached to one side outer wall of the fixed box (521), the sealing disc (25) covers the plug hole (22), and one surface of the sealing disc (25) attached to the fixed box (521) is provided with a sealing rubber pad (26).
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| CN115184092A (en) * | 2022-07-15 | 2022-10-14 | 中国地质调查局牡丹江自然资源综合调查中心 | Multi-point layout underground water depth-fixing multi-sample real-time sampling device |
| CN115112308A (en) * | 2022-07-26 | 2022-09-27 | 吴江兴业橡胶有限公司 | Rubber tube gas tightness detection device |
| CN115561021A (en) * | 2022-11-06 | 2023-01-03 | 河南省地质研究院 | Quantitative sampling and acquiring device for underground water environment |
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| CN116124521B (en) | 2023-09-08 |
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