CN221006930U - Groundwater pollution monitoring sampling device - Google Patents
Groundwater pollution monitoring sampling device Download PDFInfo
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- CN221006930U CN221006930U CN202322817305.9U CN202322817305U CN221006930U CN 221006930 U CN221006930 U CN 221006930U CN 202322817305 U CN202322817305 U CN 202322817305U CN 221006930 U CN221006930 U CN 221006930U
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- 238000005070 sampling Methods 0.000 title claims abstract description 187
- 238000012544 monitoring process Methods 0.000 title claims abstract description 30
- 238000003895 groundwater pollution Methods 0.000 title abstract description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 85
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 66
- 238000007789 sealing Methods 0.000 claims abstract description 36
- 238000004140 cleaning Methods 0.000 claims abstract description 27
- 238000003911 water pollution Methods 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims description 4
- 239000002352 surface water Substances 0.000 abstract description 7
- 238000002156 mixing Methods 0.000 abstract description 5
- 239000003673 groundwater Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000011010 flushing procedure Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a groundwater pollution monitoring and sampling device, which comprises a filter screen, a top cover, a shell, a sampling mechanism, a sealing mechanism, a cleaning mechanism, a water inlet pipe, a traction rope and a sealing box; the filter screen is fixed on the top cover through bolts, the shell is positioned in the filter screen, the shell is provided with a plurality of sampling ports and a fixing plate, and the fixing plate is arranged on the sampling ports; the sampling mechanisms are provided with a plurality of groups and are vertically and uniformly arranged on the sampling ports of the shell; the sealing mechanisms are provided with a plurality of sealing mechanisms which are connected to the corresponding sampling mechanisms; the cleaning mechanisms are provided with a plurality of groups and are respectively positioned in the sampling mechanism; the water inlet pipe is connected with the cleaning mechanism; the hauling rope is fixed at the top of the top cover. The utility model can simultaneously take samples with different depths, prevent the samples in the sample sampling tube from leaking, and avoid mixing surface water with the samples to influence the sampling result; the sampling tube can be cleaned, and residues in the sampling tube are prevented from influencing the sample monitoring result of the next sampling.
Description
Technical Field
The utility model belongs to the technical field of water pollution monitoring and sampling, and particularly relates to a groundwater pollution monitoring and sampling device.
Background
In order to prevent groundwater from being polluted, the groundwater needs to be sampled and monitored at regular time, after a sampling pipeline is installed by a worker, after the sampling device is placed in the pipeline, the sampling device needs to be sampled for multiple times in multiple layers, and is more troublesome, and surface water possibly enters the sampling device when the sampling device is taken out upwards after sampling, and the monitoring effect is influenced by fusion of the surface water and the sampling water.
Through retrieval, the groundwater collection sampling device with the bulletin number of CN219641303U comprises a connecting component, a stabilizing component and a sampling component, wherein the connecting component comprises a connecting rod and a connecting block assembled at the bottom of the connecting rod, and the stabilizing component comprises a fixed block arranged at the outer side of the connecting block; the treatment process has the following defects: 1) When the underground water in the sampling tube is full, the inner floating block can be jacked up, the movable plate can be jacked back after the floating block is jacked up, and the jacked-back movable plate can seal the sampling port; although the sampling port of the sampling tube can be closed, when the underground water in the sampling tube is taken out for monitoring, the sample cannot be taken out rapidly due to the extrusion of the floating block, and the sample is monitored; 2) The inside clearance of inconvenient sampling tube, the sample in the sampling tube is taken out the back have partial material to remain inside the sampling tube to can influence the accuracy of next sample.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art, and provides a groundwater pollution monitoring sampling device which can simultaneously take samples with different depths, prevent samples in a sample sampling tube from leaking, and avoid mixing surface water with the samples to influence sampling results; the sampling tube can be cleaned, and residues in the sampling tube are prevented from influencing the sample monitoring result of the next sampling.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
The underground water pollution monitoring and sampling device comprises a filter screen, a top cover, a shell, a sampling mechanism, a sealing mechanism, a cleaning mechanism, a water inlet pipe, a traction rope and a sealing box; the filter screen is fixed on the top cover through bolts, the shell is positioned inside the filter screen, the shell is provided with a plurality of sampling ports and a fixing plate, and the fixing plate is arranged on the sampling ports; the sampling mechanisms are provided with a plurality of groups and are vertically and uniformly arranged on the sampling ports of the shell; the sealing mechanisms are provided with a plurality of sealing mechanisms which are connected to the corresponding sampling mechanisms; the cleaning mechanisms are provided with a plurality of groups and are respectively positioned in the sampling mechanism; the water inlet pipe enters the shell through the top cover and is connected with the cleaning mechanism; the traction rope is fixed at the top of the top cover; the sealing box is positioned in the filter screen and fixed on the side wall of the shell; firstly, a sampling device enters the underground water from a monitoring well through a haulage rope; then the sealing mechanism is opened, the underground water with different depths is sampled through the sampling mechanism, and the underground water in the sampling mechanism is prevented from flowing out through the sealing mechanism after the sampling is completed; when the sampling mechanism needs to be cleaned, the sampling mechanism is cleaned through the matching of the cleaning mechanism and the water inlet pipe; the filter screen can prevent impurity such as silt and sand from getting into sampling mechanism in, influences groundwater monitoring's accuracy.
The sampling mechanism comprises a sampling tube, a connecting tube, an electric push rod, a piston and a conical sampling head; the sampling tube is positioned in the shell, and the conical sampling head is connected to one end of the sampling tube positioned at the sampling port; the connecting pipe is fixed at one end of the sampling pipe, which is far away from the shell, through threads; the electric push rod is fixed on the connecting pipe and is positioned in the sealing box; the piston is positioned in the connecting pipe and the sampling pipe and is connected with the output shaft of the electric push rod through the cleaning mechanism; after the sealing mechanism is opened, the electric push rod provides power to drive the piston to move in the sampling tube, so that groundwater is sucked into the sampling tube through the conical sampling head.
The sealing mechanism comprises a motion rod, a disc, a supporting plate, a motor I, a connecting rod, a threaded sleeve, a screw rod, a spherical plug, a ring gear, a limiting plate and a limiting rod; the disc is rotationally connected to a fixed plate at the sampling port of the shell, and the sampling tube is rotationally connected to the disc; the motion rod passes through the disc; the outer side wall of the sampling tube is provided with a guide groove; the support plate is fixed at one end of the motion rod, and one end of the support plate is T-shaped and is connected inside the guide groove; the motor I is arranged on the supporting plate, and the output end of the motor I is connected with the motion rod; the position of the motion rod, which is positioned on one side of the supporting plate, is provided with a gear I, the ring gear is fixed on the outer side wall of the sampling tube and positioned on one side of the guide groove, and the gear I is meshed and connected with the ring gear; the connecting rod is rotationally connected to one end of the moving rod, which is far away from the motor I, the threaded sleeve is fixed to one end of the connecting rod, which is far away from the moving rod, and threads are arranged in the threaded sleeve; the screw is connected inside the threaded sleeve through threads; the spherical plug is fixed at the other end of the screw rod and is positioned at the opening of the conical sampling head; the limiting plate is fixed inside the conical sampling head, one end of the limiting rod is fixed on the spherical plug, and the other end of the limiting rod is movably connected to the limiting plate; the motor I provides power to drive the motion rod to rotate and simultaneously drives the gear I to rotate, so that the gear I moves along the ring gear, and the support plate is driven to move along the guide groove; then the moving rod drives the threaded sleeve to rotate through the connecting rod, the threaded sleeve drives the screw rod to move through threads, and the spherical plug and the limiting rod are further driven to move along the limiting plate, so that the spherical plug is tightly attached to the opening of the conical sampling head, and the sampling tube is sealed; therefore, the leakage of the sample in the sample sampling tube is prevented, and the mixing of surface water and the sample can be avoided, so that the sampling result is influenced.
The cleaning mechanism comprises a roller brush, a water guide pipe, a scraper, a connecting plate, a mounting plate, a motor II and a water outlet pipe; the mounting plate is fixed on the output shaft of the electric push rod, the inside of the connecting plate is hollow, one end of the connecting plate is provided with a sleeve, the sleeve is connected to the mounting plate through a bearing, and a gear II is arranged on the sleeve; the connecting plate is provided with a through hole, and the electric push rod passes through the connecting plate; the turntable is rotationally connected to the piston; one end of the roller brush is connected to the turntable, the other end of the roller brush is connected to the connecting plate, the interior of the roller brush is hollow, the interior of the connecting plate is communicated with the interior of the roller brush, and a plurality of spray holes are formed in the roller brush; the scraper is fixed at one end of the piston and is clung to the inner side wall of the sampling tube; the water guide pipe adopts a hose and penetrates through the mounting plate, one end of the water guide pipe is connected to the connecting plate through a rotary joint, and the other end of the water guide pipe is connected with the water inlet pipe; the motor II is fixed on the mounting plate, a gear III is arranged on the motor II, and the gear III is in meshed connection with the gear II; the water outlet pipe is fixed at the bottom of the connecting pipe; the motor II provides power to drive the sleeve to rotate through the gear III and the gear II, and the sleeve drives the connecting plate, the roller brush and the rotary table to rotate, so that the roller brush rotates and brushes along the inner wall of the sampling tube, and meanwhile, the water is sprayed to the inner wall of the sampling tube through the water inlet pipe and the water guide pipe for cleaning; then the flushing water is discharged through the water outlet pipe, so that residues in the sampling pipe can be prevented from influencing the sample monitoring result of the next sampling; finally, in the process that the piston withdraws from the sampling tube, the scraper is driven to scrape residual water stains on the sampling tube, so that the water stains are prevented from remaining in the sampling tube, and after sampling, the sample is diluted.
Compared with the prior art, the utility model has the beneficial effects that:
1) The motor I provides power to drive the motion rod to rotate and simultaneously drives the gear I to rotate, so that the gear I moves along the ring gear, and the support plate is driven to move along the guide groove; then the moving rod drives the threaded sleeve to rotate through the connecting rod, the threaded sleeve drives the screw rod to move through threads, and the spherical plug and the limiting rod are further driven to move along the limiting plate, so that the spherical plug is tightly attached to the opening of the conical sampling head, and a groundwater sample in the sampling tube is sealed; thus, the leakage of the sample in the sample sampling tube is prevented, and the mixing of surface water and the sample can be avoided, so that the sampling result is prevented from being influenced;
2) The motor II provides power to drive the sleeve to rotate through the gear III and the gear II, and the sleeve drives the connecting plate, the roller brush and the rotary table to rotate, so that the roller brush rotates and brushes along the inner wall of the sampling tube, and meanwhile, the water is sprayed to the inner wall of the sampling tube through the water inlet pipe and the water guide pipe for cleaning; then the flushing water is discharged through the water outlet pipe, so that residues in the sampling pipe can be prevented from influencing the sample monitoring result of the next sampling; finally, in the process that the piston withdraws from the sampling tube, the scraper is driven to scrape residual water stains on the sampling tube, so that the water stains are prevented from remaining in the sampling tube, and after sampling, the sample is diluted.
Drawings
FIG. 1 is a schematic diagram of a groundwater pollution monitoring and sampling device according to the present utility model;
FIG. 2 is a schematic diagram showing the internal structure of a groundwater pollution monitoring and sampling device according to the present utility model;
FIG. 3 is a schematic diagram of the internal structure of a groundwater pollution monitoring and sampling device according to the present utility model;
FIG. 4 is a schematic diagram of the structure of the sampling mechanism and the sealing mechanism in the groundwater pollution monitoring sampling device of the utility model;
FIG. 5 is a schematic diagram of a cleaning mechanism in a groundwater pollution monitoring and sampling device according to the present utility model;
FIG. 6 is a schematic diagram II of a cleaning mechanism in the groundwater pollution monitoring and sampling device of the utility model;
In the figure: 1. a filter screen; 2. a top cover; 3. a housing; 301. a sampling port; 302. a fixing plate; 4. a sampling mechanism; 401. a sampling tube; 4011. a guide groove; 402. a connecting pipe; 403. an electric push rod; 404. a piston; 405. a conical sampling head; 5. a sealing mechanism; 501. a motion bar; 5011. a gear I; 502. a disc; 503. a support plate; 504. a motor I; 505. a connecting rod; 506. a threaded sleeve; 507. a screw; 508. a spherical plug; 509. a ring gear; 510. a limiting plate; 511. a limit rod; 6. a cleaning mechanism; 601. a roller brush; 6011. a spray hole; 602. a water conduit; 6021. a rotary joint; 603. a scraper; 604. a connecting plate; 6041. a sleeve; 60411. a gear II; 605. a mounting plate; 606. a motor II; 6061. a gear III; 607. a water outlet pipe; 608. a turntable; 7. a water inlet pipe; 8. a traction rope; 9. and sealing the box.
Detailed Description
The technical scheme of the present utility model will be further specifically described below with reference to fig. 1 to 6 for the convenience of understanding of those skilled in the art.
The underground water pollution monitoring and sampling device comprises a filter screen 1, a top cover 2, a shell 3, a sampling mechanism 4, a sealing mechanism 5, a cleaning mechanism 6, a water inlet pipe 7, a traction rope 8 and a sealing box 9; the filter screen 1 is fixed on the top cover 2 through bolts, the shell 3 is positioned inside the filter screen 1, the shell 3 is provided with a plurality of sampling ports 301 and a fixing plate 302, and the fixing plate 302 is arranged on the sampling ports 301; the sampling mechanism 4 is provided with a plurality of groups and is vertically and uniformly arranged on the sampling port 301 of the shell 3; the sealing mechanisms 5 are provided with a plurality of sealing mechanisms which are connected to the corresponding sampling mechanisms 4; the cleaning mechanism 6 is provided with a plurality of groups which are respectively positioned in the sampling mechanism 4; the water inlet pipe 7 enters the shell 3 through the top cover 2 and is connected with the cleaning mechanism 6; the traction rope 8 is fixed at the top of the top cover 2; the sealing box 9 is positioned inside the filter screen 1 and is fixed on the side wall of the shell 3; firstly, a sampling device enters the underground water from a monitoring well through a haulage rope 8; then the sealing mechanism 5 is opened, the underground water with different depths is sampled through the sampling mechanism 4, and the underground water in the sampling mechanism 4 is prevented from flowing out after the sampling is completed and sealed through the sealing mechanism 5; when the sampling mechanism 4 needs to be cleaned, the sampling mechanism 4 is cleaned through the matching of the cleaning mechanism 6 and the water inlet pipe 7; the filter screen 1 can prevent impurity such as silt sand from getting into in the sampling mechanism 4, influences groundwater monitoring's accuracy.
The sampling mechanism 4 comprises a sampling tube 401, a connecting tube 402, an electric push rod 403, a piston 404 and a conical sampling head 405; the sampling tube 401 is positioned in the shell 3, and the conical sampling head 405 is connected with the sampling tube 401 at the sampling port 301; the connecting pipe 402 is fixed at one end of the sampling pipe 401 far away from the shell 3 through threads; the electric push rod 403 is fixed on the connecting pipe 402 and is positioned in the sealing box 9; the piston 404 is positioned inside the connecting pipe 402 and the sampling pipe 401 and is connected with the output shaft of the electric push rod 403 through the cleaning mechanism 6; after the sealing mechanism 5 is opened, the electric push rod 403 provides power to drive the piston 404 to move in the sampling tube 401, so that groundwater is sucked into the sampling tube 401 through the conical sampling head 405.
The sealing mechanism 5 comprises a motion rod 501, a disc 502, a support plate 503, a motor I504, a connecting rod 505, a threaded sleeve 506, a screw 507, a spherical plug 508, a ring gear 509, a limit plate 510 and a limit rod 511; the disc 502 is rotatably connected to the fixed plate 302 at the sampling port 301 of the housing 3, and the sampling tube 401 is rotatably connected to the disc 502; the motion bar 501 passes through the disc 502; a guide groove 4011 is formed in the outer side wall of the sampling tube 401; the supporting plate 503 is fixed at one end of the motion rod 501, and one end of the supporting plate 503 is in a T shape and is connected inside the guide groove 4011; the motor I504 is arranged on the supporting plate 503, and the output end of the motor I504 is connected with the moving rod 501; the position of the moving rod 501 on one side of the supporting plate 503 is provided with a gear I5011, the ring gear 509 is fixed on the outer side wall of the sampling tube 401 and is positioned on one side of the guide groove 4011, and the gear I5011 is in meshed connection with the ring gear 509; the connecting rod 505 is rotatably connected to one end of the moving rod 501 far away from the motor I504, the threaded sleeve 506 is fixed to one end of the connecting rod 505 far away from the moving rod 501, and threads are arranged in the threaded sleeve; the screw 507 is connected inside the threaded sleeve 506 through threads; the spherical plug 508 is fixed at the other end of the screw 507, and the spherical plug 508 is positioned at the opening of the conical sampling head 405; the limiting plate 510 is fixed inside the conical sampling head 405; one end of the limiting rod 511 is fixed on the spherical plug 508, and the other end is movably connected on the limiting plate 510; the motor I504 provides power to drive the motion rod 501 to rotate, and simultaneously drives the gear I5011 to rotate, so that the gear I5011 moves along the ring gear 509, and the support plate 503 is driven to move along the guide groove 4011; then the moving rod 501 drives the threaded sleeve 506 to rotate through the connecting rod 505, the threaded sleeve 506 drives the screw 507 to move through threads, and further drives the spherical plug 508 and the limiting rod 511 to move along the limiting plate 510, so that the spherical plug 508 is tightly attached to the opening of the conical sampling head 405 to seal the sampling tube 401; thus, the sample in the sample tube 401 is prevented from leaking, and the mixing of surface water and the sample can be prevented from affecting the sampling result.
The cleaning mechanism 6 comprises a roller brush 601, a water guide pipe 602, a scraper 603, a connecting plate 604, a mounting plate 605, a motor II 606, a water outlet pipe 607 and a turntable 608; the mounting plate 605 is fixed on the output shaft of the electric push rod 403, the inside of the connecting plate 604 is hollow, one end of the connecting plate is provided with a sleeve 6041, the sleeve 6041 is connected on the mounting plate 605 through a bearing, and the sleeve 6041 is provided with a gear II 60411; turntable 608 is rotatably coupled to piston 404; one end of the roller brush 601 is connected to the turntable 608, the other end of the roller brush 601 is connected to the connecting plate 604, the inside of the roller brush 601 is hollow, the inside of the connecting plate 604 is communicated with the inside of the roller brush 601, and a plurality of spray holes 6011 are formed in the roller brush 601; the scraper 603 is fixed at one end of the piston 404 and is tightly attached to the inner side wall of the sampling tube 401; the water guide pipe 602 adopts a hose and penetrates through the mounting plate 605, one end of the water guide pipe 602 is connected to the connecting plate 604 through a rotary joint 6021, and the other end is connected with the water inlet pipe 7; the motor II 606 is fixed on the mounting plate 605, the motor II 606 is provided with a gear III 6061, and the gear III 6061 is in meshed connection with the gear II 60411; the water outlet pipe 607 is fixed at the bottom of the connecting pipe 402; the motor II 606 provides power to drive the sleeve 6041 to rotate through the gear III 6061 and the gear II 60411, and the sleeve 6041 drives the connecting plate 604, the roller brush 601 and the turntable 608 to rotate, so that the roller brush 601 rotates and brushes along the inner wall of the sampling tube 401, and meanwhile, water is sprayed to the inner wall of the sampling tube 401 for cleaning through the water inlet pipe 7 and the water guide pipe 602; the flushing water is then discharged through the outlet pipe 607; the residue in the sampling tube 401 can be prevented from affecting the sample monitoring result of the next sampling; finally, in the process that the piston 404 withdraws from the sampling tube 401, the scraper 603 is driven to scrape off residual water stains on the sampling tube 401, so that the water stains are prevented from remaining in the sampling tube 401, and after sampling, the sample is diluted.
A groundwater pollution monitoring and sampling device has the following working processes: firstly, a sampling device enters the underground water from a monitoring well through a haulage rope 8; then the sealing mechanism 5 is opened, the underground water with different depths is sampled through the sampling mechanism 4, and the underground water in the sampling mechanism 4 is prevented from flowing out after the sampling is completed and sealed through the sealing mechanism 5; when the sampling mechanism 4 needs to be cleaned, the sampling mechanism 4 is cleaned through the matching of the cleaning mechanism 6 and the water inlet pipe 7; the filter screen 1 can prevent impurities such as silt and the like from entering the sampling mechanism 4, thereby influencing the accuracy of groundwater monitoring.
The foregoing is merely illustrative and explanatory of the utility model, as it is well within the scope of the utility model as claimed, as it relates to various modifications, additions and substitutions for those skilled in the art, without departing from the inventive concept and without departing from the scope of the utility model as defined in the accompanying claims.
Claims (2)
1. The underground water pollution monitoring and sampling device comprises a filter screen, a top cover, a shell, a sampling mechanism, a sealing mechanism, a cleaning mechanism, a water inlet pipe, a traction rope and a sealing box; the device is characterized in that the filter screen is fixed on the top cover through bolts, the shell is positioned in the filter screen, the shell is provided with a plurality of sampling ports and fixing plates, and the fixing plates are arranged on the sampling ports; the sampling mechanisms are provided with a plurality of groups and are vertically and uniformly arranged on the sampling ports of the shell; the sealing mechanisms are provided with a plurality of sealing mechanisms which are connected to the corresponding sampling mechanisms; the cleaning mechanisms are provided with a plurality of groups and are respectively positioned in the sampling mechanism; the water inlet pipe enters the shell through the top cover and is connected with the cleaning mechanism; the traction rope is fixed at the top of the top cover; the sealing box is positioned in the filter screen and fixed on the side wall of the shell;
The sampling mechanism comprises a sampling tube, a connecting tube, an electric push rod, a piston and a conical sampling head; the sampling tube is positioned in the shell, and the conical sampling head is connected to the sampling tube at the sampling port; the connecting pipe is fixed at one end of the sampling pipe, which is far away from the shell, through threads; the electric push rod is fixed on the connecting pipe and is positioned in the sealing box; the piston is positioned in the connecting pipe and the sampling pipe and is connected with the output shaft of the electric push rod through the cleaning mechanism;
The sealing mechanism comprises a motion rod, a disc, a supporting plate, a motor I, a connecting rod, a threaded sleeve, a screw rod, a spherical plug, a ring gear, a limiting plate and a limiting rod; the disc is rotationally connected to a fixed plate at the sampling port of the shell, and the sampling tube is rotationally connected to the disc; the motion rod passes through the disc; the outer side wall of the sampling tube is provided with a guide groove; the support plate is fixed at one end of the motion rod, and one end of the support plate is T-shaped and is connected inside the guide groove; the motor I is arranged on the supporting plate, and the output end of the motor I is connected with the motion rod; the position of the motion rod, which is positioned on one side of the supporting plate, is provided with a gear I, the ring gear is fixed on the outer side wall of the sampling tube and positioned on one side of the guide groove, and the gear I is meshed and connected with the ring gear; the connecting rod is rotationally connected to one end of the moving rod, which is far away from the motor I, the threaded sleeve is fixed to one end of the connecting rod, which is far away from the moving rod, and threads are arranged in the threaded sleeve; the screw is connected inside the threaded sleeve through threads; the spherical plug is fixed at the other end of the screw rod and is positioned at the opening of the conical sampling head; the limiting plate is fixed inside the conical sampling head, one end of the limiting rod is fixed on the spherical plug, and the other end of the limiting rod is movably connected to the limiting plate.
2. The underground water pollution monitoring and sampling device according to claim 1, wherein the cleaning mechanism comprises a roller brush, a water guide pipe, a scraper, a connecting plate, a mounting plate, a motor II and a water outlet pipe; the mounting plate is fixed on the output shaft of the electric push rod, the inside of the connecting plate is hollow, one end of the connecting plate is provided with a sleeve, the sleeve is connected to the mounting plate through a bearing, and a gear II is arranged on the sleeve; the turntable is rotationally connected to the piston; one end of the roller brush is connected to the turntable, the other end of the roller brush is connected to the connecting plate, the interior of the roller brush is hollow, the interior of the connecting plate is communicated with the interior of the roller brush, and a plurality of spray holes are formed in the roller brush; the scraper is fixed at one end of the piston and is clung to the inner side wall of the sampling tube; the water guide pipe adopts a hose and penetrates through the mounting plate, one end of the water guide pipe is connected to the connecting plate through a rotary joint, and the other end of the water guide pipe is connected with the water inlet pipe; the motor II is fixed on the mounting plate, a gear III is arranged on the motor II, and the gear III is in meshed connection with the gear II; the water outlet pipe is fixed at the bottom of the connecting pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322817305.9U CN221006930U (en) | 2023-10-20 | 2023-10-20 | Groundwater pollution monitoring sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322817305.9U CN221006930U (en) | 2023-10-20 | 2023-10-20 | Groundwater pollution monitoring sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221006930U true CN221006930U (en) | 2024-05-24 |
Family
ID=91116155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322817305.9U Active CN221006930U (en) | 2023-10-20 | 2023-10-20 | Groundwater pollution monitoring sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221006930U (en) |
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2023
- 2023-10-20 CN CN202322817305.9U patent/CN221006930U/en active Active
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