CN116165016B - Groundwater detection sampling device and sampling method - Google Patents
Groundwater detection sampling device and sampling method Download PDFInfo
- Publication number
- CN116165016B CN116165016B CN202211562037.4A CN202211562037A CN116165016B CN 116165016 B CN116165016 B CN 116165016B CN 202211562037 A CN202211562037 A CN 202211562037A CN 116165016 B CN116165016 B CN 116165016B
- Authority
- CN
- China
- Prior art keywords
- plate
- liquid
- sampling
- sampling box
- outlet pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to the technical field of underground water detection sampling, and discloses an underground water detection sampling device and a sampling method, which solve the problem that sampled water can be sampled at the next appointed depth only by discharging the sampled water from a sampling box, and the underground water detection sampling device comprises the sampling box, wherein a plurality of supporting legs are fixedly connected to the bottom of the sampling box, a partition plate is fixedly connected to the inside of the sampling box, a first piston plate is arranged below the partition plate, a second piston plate is arranged above the partition plate, two exhaust holes are formed in one side of the sampling box, the two exhaust holes are respectively arranged below and above the partition plate, a first liquid outlet pipe and a second liquid outlet pipe are respectively arranged on one side of the sampling box, valves are respectively arranged on the first liquid outlet pipe and the second liquid outlet pipe, the first liquid outlet pipe and the second liquid outlet pipe are respectively arranged below and above the partition plate, and a prism is penetrated on the second piston plate; groundwater of two different depths can be sampled and collected in the sampling box, and the sampling and collecting efficiency is improved.
Description
Technical Field
The invention belongs to the technical field of underground water detection sampling, and particularly relates to an underground water detection sampling device and an underground water detection sampling method.
Background
Groundwater is an important component of water resources and has a close relationship with human society. Groundwater is often the main water supply source of local, and groundwater detection sampling is in order to be able to know the quality of groundwater in time.
However, the inventor finds that the groundwater detection sampling device in the prior art can only collect groundwater with a specified depth at a time, and the sampled groundwater with the specified depth at the next place can be sampled only by discharging the sampled water from the sampling box, so that the sampling efficiency is low, and certain limitations exist.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the underground water detection sampling device and the underground water detection sampling method, which effectively solve the problem that the sampled water in the background art needs to be discharged from a sampling box so as to be sampled to the underground water with the next appointed depth.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a groundwater detects sampling device, includes the sampling case, the bottom fixedly connected with of sampling case a plurality of supporting legs, sampling incasement fixedly connected with baffle, the below of baffle is equipped with first piston plate, the top of baffle is equipped with the second piston plate, two exhaust holes have been seted up to one side of sampling case, two exhaust holes are located the below and the top of baffle respectively, one side of sampling case is equipped with first drain pipe and second drain pipe respectively, be equipped with the valve on first drain pipe and the second drain pipe respectively, first drain pipe and second drain pipe are located the below and the top of baffle respectively, run through on the second piston plate and have the prism, the bottom fixedly connected with magnet of prism, the top fixedly connected with iron plate of first piston plate, iron plate and magnet looks magnet are inhaled, set up with iron plate matched with through-hole on the baffle, first recess has been seted up to the bottom of second piston plate, first recess internal fixedly connected with and magnet matched with iron ring, two feed liquor holes have been seted up through vertical driver to one side of sampling case, two feed liquor holes have been seted up through vertical driver, two feed liquor holes are located the feed liquor hole and the second drain box respectively on two drain pipe, two drain boxes are located the drain hole and are connected with the sealing plate, two drain pipe and sealing plate assembly have the sealing plate is equipped with the sealing plate on the drain box, sealing plate is equipped with the drain hole on one side, sealing plate assembly is equipped with the drain hole.
Preferably, the lifting sealing assembly comprises a first compression spring arranged in the second groove, two ends of the first compression spring are fixedly connected with the top of the sealing plate and the top inner wall of the second groove respectively, two first sliding grooves are formed in one side inner wall of the sampling box, a first sliding block is arranged in the first sliding groove, one side of the first sliding block and one side inner wall of the first sliding groove are connected through the second compression spring, one end of the first sliding block extends into the sampling box, an inclined surface is arranged on the first sliding block, a first fixing plate is fixedly connected to the sealing plate, a third groove is formed in the bottom of the first sliding block, the top end of the first fixing plate is located in the third groove, a clamping block is fixedly connected to one side inner wall of the third groove, an inclined surface is arranged on the clamping block, a clamping groove matched with the clamping block is formed in the first fixing plate, and a pushing mechanism used for driving the sealing plate to move in the vertical direction is arranged on the sampling box.
Preferably, guide grooves are respectively formed in the inner walls of the two sides of the first sliding groove, guide blocks are respectively fixedly connected to the two sides of the first sliding block, and the guide blocks are located in the guide grooves.
Preferably, the pushing mechanism comprises a second sliding block fixedly mounted on one side of the sealing plate, a second sliding groove matched with the second sliding block is formed in the inner wall of the second groove, the second sliding block is located in the second sliding groove, a pushing plate located below the second sliding block is arranged in the second sliding groove, two sides of the pushing plate are respectively contacted with two side inner walls of the second sliding groove, a screw rod is penetrated on the sampling box and in threaded connection with the pushing plate, the screw rod is connected with the sampling box through a bearing, and the bottom end of the screw rod is fixedly connected with a first fixed disc located at the bottom of the sampling box.
Preferably, the bottom of first fixed disk is equipped with the fly leaf, runs through on the fly leaf and has the fixed column, and the top and the sampling box fixed connection of fixed column have seted up a plurality of spacing holes on the first fixed disk, fixedly connected with spacing post on the fly leaf, and spacing post is located one of them spacing downthehole that corresponds, and the bottom and the fly leaf of fixed column pass through the elastic component and connect.
Preferably, the elastic piece comprises a second fixed disc fixedly arranged at the bottom end of the fixed column, a third compression spring is sleeved outside the fixed column, and two ends of the third compression spring are fixedly connected with the movable plate and the second fixed disc respectively.
Preferably, the vertical driver comprises a top plate arranged above the sampling box, the top end of the prism penetrates through the sampling box, the top end of the prism is fixedly connected with the top plate, and the top plate is connected with the sampling box through a first electric telescopic rod.
Preferably, the position adjusting mechanism comprises a connecting plate fixedly arranged on the liquid discharge pipe, one side of the sampling box is fixedly connected with a second fixing plate, and the second fixing plate is connected with the connecting plate through a second electric telescopic rod.
Preferably, the bottom fixedly connected with filter screen of fluid-discharge tube, fixedly connected with motor on the connecting plate, the output fixedly connected with scraper blade of motor, the top of scraper blade contacts with the bottom of filter screen.
The invention also provides a groundwater detection sampling method, which comprises the groundwater detection sampling device, and comprises the following steps:
step one: one side of the first piston plate is contacted with the liquid inlet hole positioned below to enable the liquid inlet hole positioned below to be closed, and one side of the second piston plate is contacted with the liquid inlet hole positioned above to enable the liquid inlet hole positioned above to be closed;
step two: the position adjusting mechanism drives the liquid discharge pipe to move downwards, so that the liquid discharge pipe moves to a position to be detected of underground water at a first designated depth, the vertical driver drives the prism to move upwards, the magnet drives the iron plate and the first piston plate to move upwards, a liquid inlet hole below the magnet is opened, the underground water enters the liquid distribution box through the liquid discharge pipe and the hose, and the underground water in the liquid distribution box flows to the lower side of the first piston plate through the liquid discharge hole and the liquid inlet hole;
step three: when the top of the first piston plate is contacted with the bottom of the partition plate and the iron plate is inserted into the through hole, the lifting sealing assembly drives the sealing plate positioned below to move into the liquid inlet hole, and the liquid inlet hole positioned below is closed, so that groundwater sampling work of a groundwater position to be detected at a first position with a designated depth is completed;
step four: the position adjusting mechanism drives the liquid discharge pipe to move downwards, so that the liquid discharge pipe moves to a position to be detected of groundwater with a specified depth at a second position, at the moment, the magnet is positioned in the first groove, the iron ring and the magnet are attracted to enable the magnet to be fixed relative to the second piston plate, the vertical driver drives the prism to move upwards again, the magnet is separated from the iron plate, the second piston plate moves upwards along with the magnet and the prism, a liquid inlet hole positioned above the magnet is opened, the groundwater enters the liquid distribution box through the liquid discharge pipe and the hose, and the groundwater in the liquid distribution box moves between the second piston plate and the partition plate through the liquid discharge hole and the liquid inlet hole;
step five: when the top of the second piston plate is contacted with the inner wall of the top of the sampling box, the lifting sealing assembly drives the sealing plate positioned above to move into the liquid inlet hole, and the liquid inlet hole positioned above is closed, so that groundwater sampling work of a groundwater position to be detected at a second designated depth is completed;
step six: when the underground water at the position to be detected of the underground water at the second designated depth is required to be collected in the sampling box, a valve on a second liquid outlet pipe is opened, a vertical driver drives a prism and a second piston plate to move downwards, the second piston plate pushes the underground water to be discharged through the second liquid outlet pipe, when the second piston plate contacts with the top of a partition plate, the underground water at the position to be detected of the underground water at the second designated depth is collected in the sampling box and is discharged through the second liquid outlet pipe, and a magnet and an iron plate are magnetically attracted;
step seven: opening a valve on a first liquid outlet pipe, driving a prism to continuously move downwards by a vertical driver, separating a magnet from a first groove, driving an iron plate and a first piston plate to move downwards by the magnet, pushing underground water to be discharged through the first liquid outlet pipe by the first piston plate, and collecting underground water to be detected at a first position with a designated depth in a sampling box to be discharged through a second liquid outlet pipe when the first piston plate is contacted with the inner wall of the bottom of the sampling box;
step eight: the lifting sealing assembly drives the two sealing plates to move upwards again, the liquid inlet holes are opened, the sealing plates are enabled to reset to the initial positions, the valves on the first liquid outlet pipe and the second liquid outlet pipe are respectively closed, and the whole device can be enabled to reset to an un-sampled state.
Compared with the prior art, the invention has the beneficial effects that:
(1) One side of the first piston plate is contacted with a liquid inlet hole positioned below so as to enable the liquid inlet hole positioned below to be closed, one side of the second piston plate is contacted with a liquid inlet hole positioned above so as to enable the liquid inlet hole positioned above to be closed, the position adjusting mechanism drives the liquid discharge pipe to move downwards, so that the liquid discharge pipe moves to a position to be detected of groundwater with a first designated depth, the vertical driver drives the prism to move upwards, the magnet drives the iron plate and the first piston plate to move upwards, the liquid inlet hole positioned below is opened, the groundwater enters the liquid distribution box through the liquid discharge pipe and the hose, the groundwater in the liquid distribution box flows to the position below the first piston plate through the liquid discharge hole and the liquid inlet hole, when the top of the first piston plate is contacted with the bottom of the partition plate and the iron plate is inserted into the through hole, the lifting sealing assembly drives the sealing plate positioned below to move into the liquid inlet hole, the liquid inlet hole positioned below is closed, completing the groundwater sampling work of the groundwater to-be-detected position of the first designated depth, driving the liquid discharge pipe to move downwards by the position adjusting mechanism, enabling the liquid discharge pipe to move to the groundwater to-be-detected position of the second designated depth, enabling the magnet to be located in the first groove, enabling the iron ring and the magnet to attract each other, enabling the magnet to be fixed relative to the second piston plate, driving the prism to move upwards again by the vertical driver, separating the magnet from the iron plate, enabling the second piston plate to move upwards along with the magnet and the prism, opening a liquid inlet located above, enabling groundwater to enter the liquid distribution tank through the liquid discharge pipe and the hose, enabling groundwater in the liquid distribution tank to move between the second piston plate and the partition plate through the liquid discharge hole and the liquid inlet, driving the sealing plate located above to move into the liquid inlet when the top of the second piston plate is contacted with the top inner wall of the sampling tank, closing the liquid inlet located above, when the underground water at the position to be detected of the underground water at the second designated depth is required to be sampled, a valve on a second liquid outlet pipe is opened, a vertical driver drives a prism and a second piston plate to move downwards, the second piston plate pushes the underground water to be discharged through the second liquid outlet pipe, when the second piston plate contacts with the top of a partition plate, the underground water at the position to be detected of the underground water at the second designated depth is completely discharged through the second liquid outlet pipe, a magnet and an iron plate are magnetically attracted, a valve on a first liquid outlet pipe is opened, a vertical driver drives the prism to continuously move downwards, the magnet is separated from a first groove, the magnet drives the iron plate and the first piston plate to move downwards, the first piston plate pushes the underground water to be discharged through the first liquid outlet pipe, when the first piston plate contacts with the bottom inner wall of the sampling box, the underground water at the position to be detected of the first designated depth is collected in the sampling box, the underground water at the position to be detected of the underground water is completely discharged through the second liquid outlet pipe, a lifting sealing component is lifted, a sealing component is lifted again, two liquid inlet holes are driven to move downwards, and the sampling device is reset to the two liquid outlet pipes are not reset, and the sampling device is enabled to be in the same in the sampling liquid outlet pipe to be reset state;
(2) When the first piston plate or the second piston plate moves upwards, the first piston plate or the second piston plate is contacted with an inclined surface on the corresponding first sliding block, so that the first sliding block slides in the first sliding groove, the second compression spring is in a compressed state, the clamping block moves away from the first fixed plate, when the top of the first piston plate is contacted with the bottom of the partition plate or the top of the second piston plate is contacted with the inner wall of the top of the sampling box, the clamping block is separated from the corresponding clamping groove, the limitation on the position of the first fixed plate is released, the first fixed plate can move downwards, and at the moment, the first compression spring is in a compressed state, and drives the sealing plate to move downwards, so that the sealing plate is inserted into the liquid inlet hole, and the liquid inlet hole can be closed;
(3) When the liquid inlet hole is required to be opened, the movable plate is manually driven to move downwards so that the limit posts are separated from the corresponding limit holes, the limit to the position of the first fixed disc is released, the third compression spring is in a compressed state, the first fixed disc is manually driven to rotate so that the sealing plate is driven to move upwards, the second sliding block is driven to move upwards by the push plate so that the sealing plate moves upwards, the top end of the first fixed plate is inserted into the third groove, the first fixed plate is contacted with the inclined surface on the clamping block so that the first sliding block slides in the first sliding groove, the second compression spring is in a compressed state, when the clamping groove and the clamping block are at the same height, the second compression spring pushes the first sliding block to move so that the clamping block is inserted into the clamping groove, the first fixed plate can be fixed relative to the first sliding block, and the first fixed disc can be prevented from rotating relatively due to the fact that the first sliding guide disc is arranged in the first sliding groove;
(4) The vertical direction of roof through first electric telescopic handle drive removes to make prismatic drive magnet vertical direction remove, remove through the vertical direction of second electric telescopic handle drive connecting plate, with the position that changes the fluid-discharge tube, through the design of filter screen, avoided great granule solid, colloid material or suspended solid to block up the hose, rotatory through motor drive scraper blade, so that the scraper blade clear up the debris of absorption on the filter screen.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged partial schematic view of the present invention at A in FIG. 1;
FIG. 3 is a schematic view of the structure of the inside of the sample box of the present invention;
FIG. 4 is an enlarged partial schematic view of the present invention at B in FIG. 3;
FIG. 5 is a schematic illustration of a second piston plate of the present invention in cross-section;
FIG. 6 is a schematic diagram of a second groove structure according to the present invention;
FIG. 7 is a schematic view of the structure of the screw of the present invention;
FIG. 8 is a schematic view of the structure of the spacing post and spacing hole of the present invention;
FIG. 9 is a schematic view of a first slider and first fixing plate combination according to the present invention;
FIG. 10 is a schematic view of a first slider of the present invention in cross-section.
In the figure: 1. a sampling box; 2. support legs; 3. a partition plate; 4. a first piston plate; 5. a second piston plate; 6. a prism; 7. an iron plate; 8. a magnet; 9. a through hole; 10. a first groove; 11. an iron ring; 12. a liquid inlet hole; 13. a motor; 14. a liquid separating box; 15. a liquid discharge pipe; 16. a hose; 17. a liquid discharge hole; 18. a second groove; 19. a sealing plate; 20. a first chute; 21. a first slider; 22. a scraper; 23. a first fixing plate; 24. a first compression spring; 25. a second compression spring; 26. a third groove; 27. a clamping groove; 28. a clamping block; 29. a guide block; 30. a guide groove; 31. a second chute; 32. a second slider; 33. a screw rod; 34. a push plate; 35. a bearing; 36. a first fixed plate; 37. a movable plate; 38. a limit column; 39. a limiting hole; 40. fixing the column; 41. a second fixed disk; 42. a third compression spring; 43. a top plate; 44. a first electric telescopic rod; 45. an exhaust hole; 46. a first liquid outlet pipe; 47. a second liquid outlet pipe; 48. a connecting plate; 49. a second fixing plate; 50. a second electric telescopic rod; 51. and (3) a filter screen.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention; all other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The first embodiment, given by fig. 1 to 10, the invention comprises a sampling box 1, the bottom of the sampling box 1 is fixedly connected with a plurality of supporting legs 2, a baffle plate 3 is fixedly connected in the sampling box 1, a first piston plate 4 is arranged below the baffle plate 3, a second piston plate 5 is arranged above the baffle plate 3, two exhaust holes 45 are arranged on one side of the sampling box 1 and are respectively positioned below and above the baffle plate 3, a first liquid outlet pipe 46 and a second liquid outlet pipe 47 are respectively arranged on one side of the sampling box 1, valves are respectively arranged on the first liquid outlet pipe 46 and the second liquid outlet pipe 47, the first liquid outlet pipe 46 and the second liquid outlet pipe 47 are respectively positioned below and above the baffle plate 3, a prism 6 penetrates through the second piston plate 5, a magnet 8 is fixedly connected at the bottom of the prism 6, an iron plate 7 is fixedly connected at the top of the first piston plate 4, the iron plate 7 and the magnet 8 are magnetically attracted, a through hole 9 matched with the iron plate 7 is arranged on the baffle plate 3, the bottom of the second piston plate 5 is provided with a first groove 10, the first groove 10 is fixedly connected with an iron ring 11 matched with a magnet 8, the prism 6 is connected with the sampling box 1 through a vertical driver, one side of the sampling box 1 is provided with two liquid inlet holes 12, the two liquid inlet holes 12 are respectively positioned below and above the partition plate 3, the liquid inlet holes 12 are provided with a second groove 18, the second groove 18 is internally provided with a sealing plate 19, the sampling box 1 is provided with a lifting sealing assembly matched with the two sealing plates 19, one side of the sampling box 1 is fixedly connected with a liquid distribution box 14, the liquid distribution box 14 is provided with two liquid outlet holes 17, the liquid outlet holes 17 are matched with the liquid inlet holes 12, one side of the liquid distribution box 14 is provided with a liquid outlet pipe 15, the liquid distribution box 14 is connected with the liquid outlet pipe 15 through a hose 16, the sampling box 1 is provided with a position adjusting mechanism for driving the liquid outlet pipe 15 to move, groundwater of two different depths can be sampled and collected in the sampling box 1, and the sampling and collecting efficiency is improved.
In the second embodiment, based on the first embodiment, as shown in fig. 3, fig. 4, fig. 6, fig. 9 and fig. 10, the lifting sealing assembly comprises a first compression spring 24 arranged in a second groove 18, two ends of the first compression spring 24 are fixedly connected with the top of a sealing plate 19 and the top inner wall of the second groove 18 respectively, two first sliding grooves 20 are formed in one side inner wall of a sampling box 1, a first sliding block 21 is arranged in the first sliding groove 20, one side of the first sliding block 21 is connected with one side inner wall of the first sliding groove 20 through a second compression spring 25, one end of the first sliding block 21 extends into the sampling box 1, an inclined surface is formed in the first sliding block 21, a first fixing plate 23 is fixedly connected to the sealing plate 19, a third groove 26 is formed in the bottom of the first sliding block 21, the top end of the first fixing plate 23 is positioned in the third groove 26, an inclined surface is formed in one side inner wall of the third groove 26, a clamping groove 27 matched with the clamping block 28 is formed in the first fixing plate 23, and a driving mechanism for driving the sealing plate 19 to move vertically is arranged on the sampling box 1;
when the first piston plate 4 or the second piston plate 5 moves up, the first piston plate 4 or the second piston plate 5 contacts with the inclined surface on the corresponding first sliding block 21 so as to enable the first sliding block 21 to slide in the first sliding groove 20, the second compression spring 25 is in a compressed state, the clamping block 28 moves away from the first fixing plate 23, when the top of the first piston plate 4 contacts with the bottom of the partition plate 3 or the top of the second piston plate 5 contacts with the top inner wall of the sampling box 1, the clamping block 28 breaks away from the corresponding clamping groove 27, the limitation on the position of the first fixing plate 23 is released, the first fixing plate 23 can move downwards, and at the moment, the first compression spring 24 is in a compressed state, and the first compression spring 24 drives the sealing plate 19 to move downwards so as to enable the sealing plate 19 to be inserted into the liquid inlet hole 12, and then the liquid inlet hole 12 can be closed.
Based on the second embodiment, as shown in fig. 3, fig. 4, fig. 6, fig. 7, fig. 8 and fig. 9, guide grooves 30 are respectively formed in the inner walls of two sides of the first sliding groove 20, guide blocks 29 are respectively fixedly connected to two sides of the first sliding groove 21, the guide blocks 29 are positioned in the guide grooves 30, a pushing mechanism comprises a second sliding block 32 fixedly arranged on one side of a sealing plate 19, a second sliding groove 31 matched with the second sliding block 32 is formed in the inner wall of the second groove 18, the second sliding block 32 is positioned in the second sliding groove 31, a push plate 34 positioned below the second sliding block 32 is arranged in the second sliding groove 31, two sides of the push plate 34 are respectively contacted with the inner walls of two sides of the second sliding groove 31, a lead screw 33 is penetrated through the sampling box 1, the lead screw 33 is in threaded connection with the push plate 34, the lead screw 33 is fixedly connected with the sampling box 1 through a bearing 35, the bottom end of the lead screw 33 is fixedly connected with a first fixed disc 36 positioned at the bottom of the sampling box 1, a movable plate 37 is arranged at the bottom of the first fixed disc 36, a fixed column 40 is penetrated through the movable column 37, a top end of the movable column 40 is penetrated through the movable column 40 and the fixed column 40 is fixedly connected with the first fixed disc 36, a plurality of fixed columns 40 are fixedly connected with the fixed columns 40 and the fixed column 37 by the fixed column 37, the fixed column 37 are fixedly connected with the bottom ends of the fixed column 37 through the fixed column 37 and the fixed column through the fixed column 37 are respectively, the fixed column and fixed column 37 and fixed column comprises a fixed column 37 and fixed 40 are fixedly the fixed 40 and fixed column ends and fixed a fixed 40 through the fixed column and fixed 40 and fixed a fixed column;
when the liquid inlet hole 12 needs to be opened, the movable plate 37 is manually driven to move downwards so that the limit posts 38 are separated from the corresponding limit holes 39, the limit to the position of the first fixed disk 36 is released, the third compression spring 42 is in a compressed state, the first fixed disk 36 is manually driven to rotate so that the screw rod 33 drives the push plate 34 to move upwards, the push plate 34 pushes the second slide block 32 to move upwards so that the sealing plate 19 moves upwards, the top end of the first fixed plate 23 is inserted into the third groove 26, the first fixed plate 23 is contacted with the inclined surface on the clamping block 28 so that the first slide block 21 slides in the first slide groove 20, the second compression spring 25 is in a compressed state, when the clamping groove 27 and the clamping block 28 are at the same height, the second compression spring 25 pushes the first slide block 21 to move so that the clamping block 28 is inserted into the clamping groove 27, the first fixed plate 23 is fixed relative to the first slide block 21, and at the moment, the sealing plate 19 is moved into the second groove 18 so that the initial state of the sealing plate 19 is reset, the first fixed disk 36 is driven to rotate reversely, the screw rod 33 is driven to move downwards so that the push plate 33 is driven to move downwards, the initial plate 34 is enabled to move downwards, the first slide plate 34 is correspondingly, the first slide plate 34 is pushed to move towards the inclined surface on the clamping block 28, and the first slide plate 37 is correspondingly, and the first slide plate 36 is prevented from being pushed to rotate relative to the first slide plate 36, and the first slide plate 3 is fixed by the fixed disk 36, and the fixed plate 3 is pushed to the fixed by the fixed plate 3.
In the fourth embodiment, as shown in fig. 1, 2 and 3, the vertical driver includes a top plate 43 disposed above the sampling tank 1, the top end of the prism 6 penetrates through the sampling tank 1, the top end of the prism 6 is fixedly connected with the top plate 43, the top plate 43 is connected with the sampling tank 1 through a first electric telescopic rod 44, the position adjusting mechanism includes a connecting plate 48 fixedly mounted on the liquid drain pipe 15, one side of the sampling tank 1 is fixedly connected with a second fixing plate 49, the second fixing plate 49 is connected with the connecting plate 48 through a second electric telescopic rod 50, the bottom end of the liquid drain pipe 15 is fixedly connected with a filter screen 51, the connecting plate 48 is fixedly connected with a motor 13, the output end of the motor 13 is fixedly connected with a scraper 22, and the top of the scraper 22 is contacted with the bottom of the filter screen 51;
the top plate 43 is driven to move vertically through the first electric telescopic rod 44 so that the prism 6 drives the magnet 8 to move vertically, the connecting plate 48 is driven to move vertically through the second electric telescopic rod 50 so as to change the position of the liquid discharge pipe 15, the hose 16 is prevented from being blocked by larger particle solids, colloid substances or suspended matters through the design of the filter screen 51, and the scraper 22 is driven to rotate through the motor 13 so that the scraper 22 can clean sundries adsorbed on the filter screen 51.
The groundwater detection sampling method of the embodiment comprises the groundwater detection sampling device, including the following steps:
step one: one side of the first piston plate 4 contacts with the liquid inlet hole 12 positioned below to close the liquid inlet hole 12 positioned below, and one side of the second piston plate 5 contacts with the liquid inlet hole 12 positioned above to close the liquid inlet hole 12 positioned above;
step two: the position adjusting mechanism drives the liquid discharge pipe 15 to move downwards, so that the liquid discharge pipe 15 moves to a position to be detected of the groundwater at a first designated depth, the vertical driver drives the prism 6 to move upwards, the magnet 8 drives the iron plate 7 and the first piston plate 4 to move upwards, the liquid inlet 12 positioned below is opened, the groundwater enters the liquid separation tank 14 through the liquid discharge pipe 15 and the hose 16, and the groundwater in the liquid separation tank 14 flows to the lower side of the first piston plate 4 through the liquid discharge hole 17 and the liquid inlet 12;
step three: when the top of the first piston plate 4 is contacted with the bottom of the partition plate 3 and the iron plate 7 is inserted into the through hole 9, the lifting sealing assembly drives the sealing plate 19 positioned below to move into the liquid inlet hole 12, and the liquid inlet hole 12 positioned below is closed, so that the groundwater sampling work of the groundwater to be detected at the first position with the designated depth is completed;
step four: the position adjusting mechanism drives the liquid discharge pipe 15 to move downwards, so that the liquid discharge pipe 15 moves to a position to be detected of groundwater with a second designated depth, at the moment, the magnet 8 is positioned in the first groove 10, the iron ring 11 and the magnet 8 are attracted to enable the magnet 8 to be fixed relative to the second piston plate 5, the vertical driver drives the prism 6 to move upwards again, the magnet 8 and the iron plate 7 are separated, the second piston plate 5 moves upwards along with the magnet 8 and the prism 6, the liquid inlet 12 positioned above is opened, the groundwater enters the liquid distribution box 14 through the liquid discharge pipe 15 and the hose 16, and the groundwater in the liquid distribution box 14 moves between the second piston plate 5 and the partition plate 3 through the liquid discharge hole 17 and the liquid inlet 12;
step five: when the top of the second piston plate 5 is contacted with the top inner wall of the sampling box 1, the lifting sealing assembly drives the sealing plate 19 positioned above to move into the liquid inlet hole 12, the liquid inlet hole 12 positioned above is closed, and the groundwater sampling work of the groundwater to be detected position of the second designated depth is completed;
step six: when the underground water at the position to be detected of the underground water at the second designated depth in the sampling box 1 needs to be taken out, a valve on the second liquid outlet pipe 47 is opened, the vertical driver drives the prism 6 and the second piston plate 5 to move downwards, the second piston plate 5 pushes the underground water to be discharged through the second liquid outlet pipe 47, and when the second piston plate 5 contacts with the top of the partition plate 3, the underground water at the position to be detected of the underground water at the second designated depth in the sampling box 1 is discharged through the second liquid outlet pipe 47, and the magnet 8 and the iron plate 7 are magnetically attracted;
step seven: opening a valve on the first liquid outlet pipe 46, continuously moving the prism 6 downwards by the vertical driver, separating the magnet 8 from the first groove 10, moving the iron plate 7 and the first piston plate 4 downwards by the magnet 8, pushing the underground water to be discharged through the first liquid outlet pipe 46 by the first piston plate 4, and discharging the underground water collected at the position to be detected of the underground water at the first designated depth in the sampling box 1 through the second liquid outlet pipe 47 when the first piston plate 4 is contacted with the inner wall of the bottom of the sampling box 1;
step eight: the lifting sealing assembly drives the two sealing plates 19 to move upwards again, the liquid inlet holes 12 are opened, the sealing plates 19 are reset to the initial positions, and the valves on the first liquid outlet pipe 46 and the second liquid outlet pipe 47 are closed respectively, so that the whole device can be reset to an un-sampled state.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a groundwater detects sampling device, includes sampling box (1), the bottom fixedly connected with of sampling box (1) a plurality of supporting legs (2), its characterized in that: the utility model is characterized in that a baffle plate (3) is fixedly connected in the sampling box (1), a first piston plate (4) is arranged below the baffle plate (3), a second piston plate (5) is arranged above the baffle plate (3), two exhaust holes (45) are formed in one side of the sampling box (1), the two exhaust holes (45) are respectively arranged below and above the baffle plate (3), a first liquid outlet pipe (46) and a second liquid outlet pipe (47) are respectively arranged on one side of the sampling box (1), valves are respectively arranged on the first liquid outlet pipe (46) and the second liquid outlet pipe (47), the first liquid outlet pipe (46) and the second liquid outlet pipe (47) are respectively arranged below and above the baffle plate (3), a prism (6) is penetrated on the second piston plate (5), a magnet (8) is fixedly connected to the bottom of the prism (6), an iron plate (7) is fixedly connected to the top of the first piston plate (4), a through hole (9) matched with the iron plate (7) and the magnet (8) is formed in one side of the sampling box (1), a first groove (10) is formed in the bottom of the second piston plate (5), a first groove (10) is formed in the first groove (10) and is matched with the first groove (10) of the first groove (1), two liquid inlet holes (12) are formed in one side of the sampling box (1), the two liquid inlet holes (12) are respectively located below and above the partition plate (3), a second groove (18) is formed in the liquid inlet hole (12), a sealing plate (19) is arranged in the second groove (18), a lifting sealing assembly matched with the two sealing plates (19) is arranged on the sampling box (1), a liquid separating box (14) is fixedly connected to one side of the sampling box (1), two liquid outlet holes (17) are formed in the liquid separating box (14), the liquid outlet holes (17) are matched with the liquid inlet holes (12), a liquid outlet pipe (15) is arranged on one side of the liquid separating box (14), the liquid separating box (14) is connected with the liquid outlet pipe (15) through a hose (16), and a position adjusting mechanism for driving the liquid outlet pipe (15) to move is arranged on the sampling box (1);
the lifting sealing assembly comprises a first compression spring (24) arranged in a second groove (18), two ends of the first compression spring (24) are fixedly connected with the top of a sealing plate (19) and the top inner wall of the second groove (18) respectively, two first sliding grooves (20) are formed in one side inner wall of a sampling box (1), a first sliding block (21) is arranged in the first sliding groove (20), one side of the first sliding block (21) is connected with one side inner wall of the first sliding groove (20) through a second compression spring (25), one end of the first sliding block (21) extends into the sampling box (1), an inclined surface is arranged on the first sliding block (21), a first fixing plate (23) is fixedly connected to the sealing plate (19), a third groove (26) is formed in the bottom of the first sliding block (21), the top end of the first fixing plate (23) is positioned in the third groove (26), a clamping block (28) is fixedly connected to one side inner wall of the third groove (26), an inclined surface is arranged on the clamping block (28), one end of the first fixing plate (23) is provided with a clamping block (28), and the clamping block (27) is matched with the clamping block (28), and the driving mechanism (19) is arranged in the vertical direction, and is used for driving the sealing plate (19);
the vertical driver comprises a top plate (43) arranged above the sampling box (1), the top end of the prism (6) penetrates through the sampling box (1), the top end of the prism (6) is fixedly connected with the top plate (43), and the top plate (43) is connected with the sampling box (1) through a first electric telescopic rod (44);
the position adjusting mechanism comprises a connecting plate (48) fixedly arranged on the liquid discharge pipe (15), one side of the sampling box (1) is fixedly connected with a second fixing plate (49), and the second fixing plate (49) is connected with the connecting plate (48) through a second electric telescopic rod (50).
2. The groundwater detection sampling device according to claim 1, wherein: guide grooves (30) are formed in the inner walls of the two sides of the first sliding groove (20), guide blocks (29) are fixedly connected to the two sides of the first sliding block (21) respectively, and the guide blocks (29) are located in the guide grooves (30).
3. The groundwater detection sampling device according to claim 1, wherein: the pushing mechanism comprises a second sliding block (32) fixedly mounted on one side of the sealing plate (19), a second sliding groove (31) matched with the second sliding block (32) is formed in the inner wall of the second groove (18), the second sliding block (32) is located in the second sliding groove (31), a pushing plate (34) located below the second sliding block (32) is arranged in the second sliding groove (31), two sides of the pushing plate (34) are respectively contacted with the inner walls of two sides of the second sliding groove (31), a screw rod (33) penetrates through the sampling box (1), the screw rod (33) is in threaded connection with the pushing plate (34), the screw rod (33) is connected with the sampling box (1) through a bearing (35), and the bottom end of the screw rod (33) is fixedly connected with a first fixed disc (36) located at the bottom of the sampling box (1).
4. A groundwater detection sampling device according to claim 3, wherein: the bottom of first fixed disk (36) is equipped with fly leaf (37), runs through on fly leaf (37) has fixed column (40), and the top and the sampling box (1) fixed connection of fixed column (40) have seted up a plurality of spacing holes (39) on first fixed disk (36), fixedly connected with spacing post (38) on fly leaf (37), and spacing post (38) are located one of them spacing hole (39) that correspond, and the bottom and the fly leaf (37) of fixed column (40) are connected through the elastic component.
5. The groundwater detection sampling device according to claim 4, wherein: the elastic piece comprises a second fixed disc (41) fixedly arranged at the bottom end of the fixed column (40), a third compression spring (42) is sleeved outside the fixed column (40), and two ends of the third compression spring (42) are fixedly connected with the movable plate (37) and the second fixed disc (41) respectively.
6. The groundwater detection sampling device according to claim 1, wherein: the bottom fixedly connected with filter screen (51) of fluid-discharge tube (15), fixedly connected with motor (13) on connecting plate (48), the output fixedly connected with scraper blade (22) of motor (13), the top of scraper blade (22) contacts with the bottom of filter screen (51).
7. A groundwater detection sampling method comprising the groundwater detection sampling device according to claim 1, characterized in that: the method comprises the following steps:
step one: one side of the first piston plate (4) is contacted with the liquid inlet hole (12) positioned below to enable the liquid inlet hole (12) positioned below to be closed, and one side of the second piston plate (5) is contacted with the liquid inlet hole (12) positioned above to enable the liquid inlet hole (12) positioned above to be closed;
step two: the position adjusting mechanism drives the liquid discharge pipe (15) to move downwards, so that the liquid discharge pipe (15) moves to a position to be detected of groundwater of a first designated depth, the vertical driver drives the prism (6) to move upwards, the magnet (8) drives the iron plate (7) and the first piston plate (4) to move upwards, the liquid inlet hole (12) positioned below is opened, the groundwater enters the liquid distribution box (14) through the liquid discharge pipe (15) and the hose (16), and the groundwater in the liquid distribution box (14) flows to the lower part of the first piston plate (4) through the liquid discharge hole (17) and the liquid inlet hole (12);
step three: when the top of the first piston plate (4) is contacted with the bottom of the partition plate (3) and the iron plate (7) is inserted into the through hole (9), the lifting sealing assembly drives the sealing plate (19) positioned below to move into the liquid inlet hole (12), and the liquid inlet hole (12) positioned below is closed, so that the groundwater sampling work of the groundwater to be detected at the first position with the designated depth is completed;
step four: the position adjusting mechanism drives the liquid discharge pipe (15) to move downwards, so that the liquid discharge pipe (15) moves to a position to be detected of groundwater with a specified depth at a second position, at the moment, the magnet (8) is positioned in the first groove (10), the iron ring (11) and the magnet (8) are attracted to enable the magnet (8) to be fixed relative to the second piston plate (5), the vertical driver drives the prism (6) to move upwards again, the magnet (8) is separated from the iron plate (7), the second piston plate (5) moves upwards along with the magnet (8) and the prism (6), a liquid inlet hole (12) positioned above is opened, groundwater enters the liquid distribution box (14) through the liquid discharge pipe (15) and the hose (16), and the groundwater in the liquid distribution box (14) moves between the second piston plate (5) and the partition plate (3) through the liquid discharge hole (17) and the liquid inlet hole (12);
step five: when the top of the second piston plate (5) is contacted with the top inner wall of the sampling box (1), the lifting sealing assembly drives the sealing plate (19) positioned above to move into the liquid inlet hole (12), and the liquid inlet hole (12) positioned above is closed to finish groundwater sampling work of a groundwater position to be detected at a second designated depth;
step six: when the underground water at the position to be detected of the underground water at the second designated depth is required to be collected in the sampling box (1), a valve on a second liquid outlet pipe (47) is opened, a vertical driver drives a prism (6) and a second piston plate (5) to move downwards, the second piston plate (5) pushes the underground water to be discharged through the second liquid outlet pipe (47), and when the second piston plate (5) is contacted with the top of a partition plate (3), the underground water at the position to be detected of the underground water at the second designated depth is collected in the sampling box (1) and is discharged through the second liquid outlet pipe (47), and a magnet (8) and an iron plate (7) are magnetically attracted;
step seven: opening a valve on a first liquid outlet pipe (46), continuously downwards moving a prism (6) by a vertical driver, separating a magnet (8) from a first groove (10), downwards moving an iron plate (7) and a first piston plate (4) by the magnet (8), pushing underground water to be discharged through the first liquid outlet pipe (46) by the first piston plate (4), and completely collecting underground water at a position to be detected of the underground water at a first position in the sampling box (1) through a second liquid outlet pipe (47) when the first piston plate (4) is contacted with the inner wall at the bottom of the sampling box (1);
step eight: the lifting sealing assembly drives the two sealing plates (19) to move upwards again, the liquid inlet holes (12) are opened, the sealing plates (19) reset to the initial positions, and the valves on the first liquid outlet pipe (46) and the second liquid outlet pipe (47) are closed respectively, so that the whole device can be reset to an un-sampled state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211562037.4A CN116165016B (en) | 2022-12-07 | 2022-12-07 | Groundwater detection sampling device and sampling method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211562037.4A CN116165016B (en) | 2022-12-07 | 2022-12-07 | Groundwater detection sampling device and sampling method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116165016A CN116165016A (en) | 2023-05-26 |
| CN116165016B true CN116165016B (en) | 2023-08-15 |
Family
ID=86420919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211562037.4A Active CN116165016B (en) | 2022-12-07 | 2022-12-07 | Groundwater detection sampling device and sampling method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116165016B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116617740B (en) * | 2023-07-18 | 2023-09-29 | 中国地质科学院水文地质环境地质研究所 | Intermittent water taking device capable of preventing groundwater pollution |
| CN116878964B (en) * | 2023-08-07 | 2024-03-08 | 上海艺旻科技有限公司 | AMC gas sampling device for clean room workshop |
| CN116929857B (en) * | 2023-09-18 | 2024-01-16 | 乌兰察布职业学院 | Culture sewage sampling and detecting device and method thereof |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2584355A1 (en) * | 2011-10-20 | 2013-04-24 | Institut Français des Sciences et Technologies des Transports, de l'Aménagement et des Réseaux | Acquisition device for taking measurements and/or collecting samples from a liquid |
| CN112798343A (en) * | 2020-12-28 | 2021-05-14 | 钱海滨 | Extraction device capable of storing water with different depths for groundwater pollution remediation |
| WO2021253364A1 (en) * | 2020-06-16 | 2021-12-23 | 江苏中勘地质勘查有限公司 | Automatically-returning water sampling device for hydrological exploration and working method therefor |
| CN215865967U (en) * | 2021-09-22 | 2022-02-18 | 刘智宏 | Sampling device for detecting residual of prohibited drugs in freshwater aquaculture |
| CN216116950U (en) * | 2021-11-04 | 2022-03-22 | 河南省洛阳生态环境监测中心 | Water sampling device for environmental monitoring |
| WO2022110952A1 (en) * | 2020-11-30 | 2022-06-02 | 中建华宸(海南)建设集团有限公司 | Sampling device for geotechnical investigations |
| CN114920339A (en) * | 2022-04-28 | 2022-08-19 | 郑州云茂实业有限公司 | Sewage disinfection and detection integrated equipment and working method thereof |
| CN115200928A (en) * | 2022-06-06 | 2022-10-18 | 中矿(天津)环保科技有限公司 | Novel water quality sampler for environmental monitoring and sampling method |
| CN115266236A (en) * | 2022-08-09 | 2022-11-01 | 湖南省水产科学研究所 | Water quality testing sampling device is bred in rice field |
| CN115436594A (en) * | 2022-09-22 | 2022-12-06 | 生态环境部南京环境科学研究所 | Water quality measuring device for flowing water quality detection and measuring method thereof |
-
2022
- 2022-12-07 CN CN202211562037.4A patent/CN116165016B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2584355A1 (en) * | 2011-10-20 | 2013-04-24 | Institut Français des Sciences et Technologies des Transports, de l'Aménagement et des Réseaux | Acquisition device for taking measurements and/or collecting samples from a liquid |
| WO2021253364A1 (en) * | 2020-06-16 | 2021-12-23 | 江苏中勘地质勘查有限公司 | Automatically-returning water sampling device for hydrological exploration and working method therefor |
| WO2022110952A1 (en) * | 2020-11-30 | 2022-06-02 | 中建华宸(海南)建设集团有限公司 | Sampling device for geotechnical investigations |
| CN112798343A (en) * | 2020-12-28 | 2021-05-14 | 钱海滨 | Extraction device capable of storing water with different depths for groundwater pollution remediation |
| CN215865967U (en) * | 2021-09-22 | 2022-02-18 | 刘智宏 | Sampling device for detecting residual of prohibited drugs in freshwater aquaculture |
| CN216116950U (en) * | 2021-11-04 | 2022-03-22 | 河南省洛阳生态环境监测中心 | Water sampling device for environmental monitoring |
| CN114920339A (en) * | 2022-04-28 | 2022-08-19 | 郑州云茂实业有限公司 | Sewage disinfection and detection integrated equipment and working method thereof |
| CN115200928A (en) * | 2022-06-06 | 2022-10-18 | 中矿(天津)环保科技有限公司 | Novel water quality sampler for environmental monitoring and sampling method |
| CN115266236A (en) * | 2022-08-09 | 2022-11-01 | 湖南省水产科学研究所 | Water quality testing sampling device is bred in rice field |
| CN115436594A (en) * | 2022-09-22 | 2022-12-06 | 生态环境部南京环境科学研究所 | Water quality measuring device for flowing water quality detection and measuring method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116165016A (en) | 2023-05-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN116165016B (en) | Groundwater detection sampling device and sampling method | |
| CN109540600B (en) | Food detection equipment | |
| CN115962978A (en) | Rural sewage treatment three-dimensional sampling equipment in alpine region | |
| CN207680195U (en) | Apparatus for treating sewage | |
| CN115266238A (en) | Hydrogeology reconnaissance is with sampling mechanism and sampling device | |
| CN115718015A (en) | Submersible carrying type seawater multi-parameter measurement and layered sampling device | |
| CN108457335B (en) | Water-saving device for urban residents | |
| CN111983172A (en) | Water quality detection device capable of detecting pollution of different depths | |
| CN115200928A (en) | Novel water quality sampler for environmental monitoring and sampling method | |
| CN214667972U (en) | Sampling device for municipal sewage treatment | |
| CN114324811A (en) | Water affair device for automatically detecting river water quality | |
| CN208621378U (en) | A kind of on-line period equipment pretreatment unit of automatic time delay precipitating | |
| CN113318522A (en) | Cooling liquid treatment equipment for machine tool | |
| CN210206050U (en) | Multistage treatment device for environmental protection wastewater treatment | |
| CN212207321U (en) | Water quality detection equipment for collecting water at different water levels in water | |
| WO2024098548A1 (en) | Sand and dust collection apparatus and gas sampling system | |
| CN220960811U (en) | Sampling device for industrial waste gas detection | |
| CN209198136U (en) | A kind of water quality detection sampler | |
| CN216900111U (en) | Sewage treatment node detection device | |
| CN220704641U (en) | Intelligent rainwater collection device for water management | |
| CN112362407A (en) | Wetland quality of water chemical element measures supplementary collection device | |
| CN219744286U (en) | Metal piece collecting device for sprocket production | |
| CN219481987U (en) | Oil-gas separation device | |
| CN218306392U (en) | Chemical industry raw materials solid-liquid separation equipment for chemical industry | |
| CN219941920U (en) | Municipal wastewater collection system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |