CN216978416U - Detection equipment for environmental protection that quality of water and soil property classified storage sample can carry out - Google Patents

Detection equipment for environmental protection that quality of water and soil property classified storage sample can carry out Download PDF

Info

Publication number
CN216978416U
CN216978416U CN202122810952.8U CN202122810952U CN216978416U CN 216978416 U CN216978416 U CN 216978416U CN 202122810952 U CN202122810952 U CN 202122810952U CN 216978416 U CN216978416 U CN 216978416U
Authority
CN
China
Prior art keywords
seat
connecting cylinder
fixedly connected
quality
environmental protection
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
Application number
CN202122810952.8U
Other languages
Chinese (zh)
Inventor
周友海
姜东清
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yancheng Youhai Petrochemical Machinery Co ltd
Original Assignee
Yancheng Youhai Petrochemical Machinery Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Yancheng Youhai Petrochemical Machinery Co ltd filed Critical Yancheng Youhai Petrochemical Machinery Co ltd
Priority to CN202122810952.8U priority Critical patent/CN216978416U/en
Application granted granted Critical
Publication of CN216978416U publication Critical patent/CN216978416U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Sampling And Sample Adjustment (AREA)

Abstract

The utility model provides detection equipment for environmental protection, which can perform classified storage and sampling of water quality and soil quality and relates to the technical field of detection equipment. This can carry out check out test set for environmental protection of quality of water and soil property classified storage sample, including frame and regulation seat, adjust seat fixed connection in frame top, adjust seat one side and seted up the spout, the inside lead screw that is equipped with of spout. This can carry out check out test set for environmental protection of quality of water and soil property classified storage sample because the connecting cylinder runs through and removes the seat and rotate the connecting mode with removing the seat and be convenient for the connecting cylinder when rotating stability has, the rotation of connecting cylinder drives bottom fixed connection's drill bit can the rotary work, the connecting cylinder of being convenient for can descend to suitable position, through the inside sampling assembly that is equipped with of connecting cylinder, can satisfy and take a sample to the soil of the different degree of depth, also can take quality of water when reacing a certain position.

Description

Detection equipment for environmental protection that quality of water and soil property classified storage sample can carry out
Technical Field
The utility model relates to a sampling detection device for environmental protection, in particular to a detection device for environmental protection, which can store and sample water quality and soil quality in a classified manner and belongs to the technical field of detection devices.
Background
Soil environment detection refers to determination of representative values of factors affecting soil environment quality to determine environment quality (or pollution degree) and change trend thereof, generally including technical contents such as stationing sampling, sample preparation, analysis methods, result representation, data statistics, quality evaluation and the like, water is a source of life, human beings cannot leave water in life and production activities, and quality of drinking water is closely related to human health. Along with the development of social economy, scientific progress and improvement of the living standard of people, the requirements of people on the water quality of living drinking water are continuously improved, and the water quality standard of the drinking water is correspondingly continuously developed and perfected.
General staff will take a sample classified storage with quality of water and soil property, and the follow-up check out test set of using of being convenient for detects quality of water and soil property, and traditional soil property sample mode is artifical taking as the soil of sampler with the soil surface usually, and this kind of sample mode is very inconvenient, has not satisfied and has taken a sample to the soil of the different degree of depth, also can not take quality of water simultaneously.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model aims to provide detection equipment for environmental protection, which can be used for storing and sampling water quality and soil quality in a classified manner, so as to solve the problems that in the prior art, workers generally need to store and sample water quality and soil quality in a classified manner, so that the detection equipment can conveniently detect the water quality and the soil quality, and the traditional soil sampling method generally adopts soil on the surface of the soil by taking a shovel as a sampler manually, is inconvenient, and cannot sample soil at different depths and cannot sample water quality at the same time.
(II) technical scheme
In order to achieve the purpose, the utility model is realized by the following technical scheme: can carry out quality of water and soil property classified storage check out test set for environmental protection of sample, including frame and regulation seat, adjust seat fixed connection in frame top, adjust seat one side and seted up the spout, the inside lead screw that is equipped with of spout, the lead screw runs through and adjusts the seat and rotate with adjusting the seat and be connected, the lead screw outside is equipped with removes the seat, remove and be connected through ball nut pair between seat and the lead screw, it is equipped with the connecting cylinder to remove the seat bottom, the connecting cylinder runs through and removes the seat and rotate with removing the seat and be connected, connecting cylinder one end fixedly connected with drill bit, be equipped with drive assembly between connecting cylinder and the regulation seat, the inside sampling component that is equipped with of connecting cylinder.
Preferably, frame top fixedly connected with water quality testing equipment, water quality testing equipment one side is equipped with soil property testing equipment, soil property testing equipment fixed connection is in the frame top, and water quality testing equipment and soil property testing equipment's setting is convenient for detect quality of water and soil property.
Preferably, one end of the screw rod is fixedly connected with a worm wheel, the outer side of the worm wheel is meshed with a worm, the outer side of the worm is rotatably connected with a support, the support is fixedly connected to the top of the adjusting seat, one end of the worm is fixedly connected with a rotating handle, and the support is convenient to have stability when the worm is meshed with the worm wheel.
Preferably, transmission assembly includes connecting seat and dwang, connecting seat fixed connection is in removing the seat bottom, the dwang runs through the connecting seat and rotates with the connecting seat to be connected, the equal fixedly connected with second bevel gear in dwang both ends, one of them second bevel gear outside meshing is connected with first bevel gear, first bevel gear fixed connection is in the connecting cylinder outside, and the dwang runs through the connecting seat and rotates connected mode with the connecting seat and be convenient for have stability to two second bevel gear when rotating.
Preferably, the transmission assembly further comprises a connecting rod, the connecting rod is fixedly connected to one side of the connecting seat, one side of the connecting rod is rotatably connected with a rotating rod, a first gear is fixedly connected to the outer side of the rotating rod, a rack is meshed with the outer side of the first gear, the rack is fixedly connected to one side of the adjusting seat, one end of the rotating rod is fixedly connected with a third bevel gear, the third bevel gear is meshed with the second bevel gear, and the first gear and rack are meshed and connected to provide a power effect for rotation of the first bevel gear.
Preferably, the sampling component includes two collection mouths, two the collection mouth is all seted up in the connecting cylinder outside, two spacing grooves have been seted up to the connecting cylinder inner wall, two the spacing groove all with two the collection mouth communicates with each other, one of them the inside filter screen that is equipped with of collection mouth, filter screen and connecting cylinder fixed connection, two be equipped with the division board between the collection mouth, division board fixed connection is in the inside bottom of connecting cylinder, and the setting of division board plays the effect of keeping apart.
Preferably, the sampling subassembly still includes the supporting seat, supporting seat fixed connection is inside the connecting cylinder, the supporting seat bottom is equipped with spacing seat, be equipped with reset spring between spacing seat and the supporting seat, the reset spring both ends respectively with supporting seat and spacing seat fixed connection, spacing seat top fixedly connected with square pole, square pole one end run through supporting seat top and connecting cylinder top in proper order and with supporting seat and connecting cylinder sliding connection, square pole one end fixedly connected with draws the handle, the equal fixedly connected with baffle in the spacing seat outside, two the baffle sets up respectively in two inside the collection mouth, reset spring's setting plays the effect that the compression resets.
The utility model provides a detection device for environmental protection, which can perform classified storage and sampling of water quality and soil quality, and has the following beneficial effects:
1. this can carry out quality of water and soil property classified storage check out test set for environmental protection of sample, because the connecting cylinder runs through and removes the seat and rotate the connecting cylinder of mode of connection when being convenient for with removing the seat and rotate the connecting cylinder and rotate stability, the rotation of connecting cylinder drives bottom fixed connection's drill bit can the swivel work, the connecting cylinder of being convenient for can descend to suitable position, through the inside sampling assembly that is equipped with of connecting cylinder, can satisfy and take a sample to the soil of the different degree of depth, also can take quality of water when reacing a position.
2. This can carry out quality of water and soil property classified storage detection equipment for environmental protection of sample, the handle is drawn to the hand pine, reset spring resets, make two spacing seats that spacing seat drove outside fixed connection reset, if there is soil to lead to reset spring to drive when spacing seat does not reset a certain position because of one of them collection mouth department, personnel can the hand draw the handle this moment, make one of them baffle can extrude the soil of one of them collection mouth department, two collection mouths are sealed to two baffles of being convenient for, quality of water and soil property of being convenient for are classified when taking a sample and are stored.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a connecting rod structure of the present invention;
FIG. 3 is a schematic view of a connector barrel of the present invention;
fig. 4 is a schematic structural view of the limiting seat of the present invention.
In the figure: 1. a frame; 2. an adjusting seat; 3. a chute; 4. a screw rod; 5. a movable seat; 6. a connecting cylinder; 7. a worm gear; 8. a first bevel gear; 9. a connecting seat; 10. rotating the rod; 11. a second bevel gear; 12. a third bevel gear; 13. a rotating rod; 14. a first gear; 15. a connecting rod; 16. a rack; 17. a collection port; 18. filtering with a screen; 19. a limiting groove; 20. a separator plate; 21. a supporting seat; 22. a limiting seat; 23. a return spring; 24. a baffle plate; 25. a square rod; 26. a drill bit; 27. a worm; 28. a water quality detection device; 29. soil property detection equipment.
Detailed Description
The embodiment of the utility model provides detection equipment for environmental protection, which can be used for classifying, storing and sampling water quality and soil quality.
Referring to fig. 1, 2, 3 and 4, the device comprises a frame 1 and an adjusting seat 2, the adjusting seat 2 is fixedly connected to the top of the frame 1, the top of the frame 1 is fixedly connected with a water quality detecting device 28, one side of the water quality detecting device 28 is provided with a soil quality detecting device 29, the soil quality detecting device 29 is fixedly connected to the top of the frame 1, one side of the adjusting seat 2 is provided with a chute 3, the inside of the chute 3 is provided with a screw rod 4, the screw rod 4 penetrates through the adjusting seat 2 and is rotatably connected with the adjusting seat 2, the outer side of the screw rod 4 is provided with a moving seat 5, the moving seat 5 is connected with the screw rod 4 through a ball nut pair, one end of the screw rod 4 is fixedly connected with a worm wheel 7, the outer side of the worm wheel 7 is engaged with a worm 27, the outer side of the worm 27 is rotatably connected with a support, the support is fixedly connected to the top of the adjusting seat 2, one end of the worm wheel 27 is fixedly connected with a rotating handle, the bottom of the moving seat 5 is provided with a connecting cylinder 6, the connecting cylinder 6 penetrates through the moving seat 5 and is rotatably connected with the moving seat 5, one end of the connecting cylinder 6 is fixedly connected with a drill bit 26, a transmission assembly is arranged between the connecting cylinder 6 and the adjusting seat 2, the transmission assembly comprises a connecting seat 9 and a rotating rod 10, the connecting seat 9 is fixedly connected with the bottom of the moving seat 5, the rotating rod 10 penetrates through the connecting seat 9 and is rotatably connected with the connecting seat 9, two ends of the rotating rod 10 are fixedly connected with second bevel gears 11, the outer side of one second bevel gear 11 is engaged and connected with a first bevel gear 8, the first bevel gear 8 is fixedly connected with the outer side of the connecting cylinder 6, the transmission assembly also comprises a connecting rod 15, the connecting rod 15 is fixedly connected with one side of the connecting seat 9, one side of the connecting rod 15 is rotatably connected with a rotating rod 13, the outer side of the rotating rod 13 is fixedly connected with a first gear 14, the outer side of the first gear 14 is engaged and connected with a rack 16, the rack 16 is fixedly connected with one side of the adjusting seat 2, one end of the rotating rod 13 is fixedly connected with a third bevel gear 12, the third bevel gear 12 is engaged and connected with the other second bevel gear 11, the connecting cylinder 6 is internally provided with a sampling assembly.
Specifically, the crank is rotated in a forward direction or a reverse direction to drive the worm 27 to be meshed with the worm wheel 7 to enable the screw rod 4 to rotate in a forward direction or a reverse direction, the movable seat 5 is arranged on the outer side of the screw rod 4, the movable seat 5 is connected with the screw rod 4 through a ball nut pair to enable the movable seat 5 to move downwards or upwards, the movable seat 5 simultaneously moves to drive the connecting seat 9 fixedly connected with the bottom and the connecting cylinder 6 arranged at the bottom to move, when the movable seat 5 moves, the first gear 14 is driven to be meshed with the rack 16, the first gear 14 is fixedly connected with the outer side of the rotating rod 13, the rotating rod 13 is rotatably connected with one side of the connecting rod 15, the connecting rod 15 and the connecting seat 9 are fixedly connected to provide a support and a power source for the first gear 14, and the third bevel gear 12 connected with one end of the rotating rod 13 is meshed with one of the second bevel gears 11, wherein the rotation of one of them second bevel gear 11 drives another second bevel gear 11 and rotates, because two equal fixed connection in dwang 10's both ends of second bevel gear 11, dwang 10 runs through connecting seat 9 and rotates the connected mode with connecting seat 9 and provides the support for two second bevel gears 11, be convenient for another second bevel gear 11 and connecting cylinder 6 outside fixed connection's first bevel gear 8 meshing connection, because connecting cylinder 6 runs through remove seat 5 and rotate connected mode with remove seat 5 and be convenient for when connecting cylinder 6 rotates stability has, the rotation of connecting cylinder 6 drives bottom fixed connection's drill bit 26 can the swivel work, be convenient for connecting cylinder 6 can descend suitable position, through the inside sampling subassembly that is equipped with of connecting cylinder 6, can satisfy and take a sample to the soil of the different degree of depth, also can take water quality when reacing a certain position.
Referring to fig. 1, 2, 3 and 4 again, the sampling assembly comprises two collecting ports 17, the two collecting ports 17 are both opened at the outer side of the connecting cylinder 6, the inner wall of the connecting cylinder 6 is provided with two limiting grooves 19, the two limiting grooves 19 are both communicated with the two collecting ports 17, a filter screen 18 is arranged in one collecting port 17, the filter screen 18 is fixedly connected with the connecting cylinder 6, a separation plate 20 is arranged between the two collecting ports 17, the separation plate 20 is fixedly connected with the bottom end in the connecting cylinder 6, the sampling assembly further comprises a supporting seat 21, the supporting seat 21 is fixedly connected in the connecting cylinder 6, a limiting seat 22 is arranged at the bottom of the supporting seat 21, a reset spring 23 is arranged between the limiting seat 22 and the supporting seat 21, two ends of the reset spring 23 are respectively fixedly connected with the supporting seat 21 and the limiting seat 22, a square rod 25 is fixedly connected with the top of the limiting seat 22, one end of the square rod 25 sequentially penetrates through the top of the supporting seat 21 and the top of the connecting cylinder 6 and is connected with the supporting seat 21 and the connecting cylinder 6 in a sliding manner, square pole 25 one end fixedly connected with draws the handle, the equal fixedly connected with baffle 24 in the spacing seat 22 outside, and two baffles 24 set up respectively inside two collection mouths 17.
Specifically, when the connecting cylinder 6 descends to a certain position, the pulling handle is pulled to drive the limiting seat 22 fixedly connected with one end of the square rod 25 to move upwards, the supporting seat 21 is fixedly connected inside the connecting cylinder 6 to play a limiting role, the reset spring 23 arranged between the supporting seat 21 and the limiting seat 22 is compressed and deformed, the limiting seat 22 drives the two baffles 24 fixedly connected with the outer side to pass through the two limiting grooves 19, so that the two baffles 24 move upwards, the two collecting ports 17 are communicated with the limiting grooves 19, so that the two collecting ports 17 are opened conveniently, soil enters the connecting cylinder 6 through one of the collecting ports 17 to one side of the isolating plate 20, the filtering screen 18 is arranged inside the other collecting port 17, the filtering screen 18 is convenient to block the soil, part of the water flows into the connecting cylinder 6 to the other side of the isolating plate 20, and the isolating plate 20 is fixedly connected to the bottom end inside the connecting cylinder 6, be convenient for keep apart water and soil, after taking quality of water and soil property, when closing two collection mouth 17, the handle is drawn to the hand pine, reset spring 23 resets, make two spacing seats 22 that spacing seat 22 drove outside fixed connection reset, if have soil to lead to reset spring 23 to drive spacing seat 22 to reset and not arrive a definite position because of one of them collection mouth 17 mouth department, personnel can hand the handle this moment, make one of them baffle 24 can extrude the soil of one of them collection mouth 17 mouth department, two collection mouths 17 are sealed to two baffles 24 of being convenient for, quality of water and soil property of being convenient for carry out classification storage when taking a sample, when being convenient for connecting cylinder 6 to rise to the original place, personnel can hand the handle, take out the water and soil of the inside division board 20 both sides of connecting cylinder 6, be convenient for detect through quality of water detection equipment 28 and soil property check out test set 29.
The foregoing shows and describes the general principles and features of the present invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (7)

1. Can carry out quality of water and soil property classified storage sampling's check out test set for environmental protection, including frame (1) and regulation seat (2), its characterized in that: adjust seat (2) fixed connection in frame (1) top, spout (3) have been seted up to adjust seat (2) one side, spout (3) inside is equipped with lead screw (4), lead screw (4) run through adjust seat (2) and rotate with adjusting seat (2) and be connected, lead screw (4) outside is equipped with removes seat (5), remove and be connected through the ball nut pair between seat (5) and lead screw (4), it is equipped with connecting cylinder (6) to remove seat (5) bottom, connecting cylinder (6) run through and remove seat (5) and rotate with removing seat (5) and be connected, connecting cylinder (6) one end fixedly connected with drill bit (26), be equipped with transmission assembly between connecting cylinder (6) and the regulation seat (2), the inside sampling assembly that is equipped with of connecting cylinder (6).
2. The apparatus for environmental protection according to claim 1, wherein the apparatus comprises: frame (1) top fixedly connected with water quality testing equipment (28), water quality testing equipment (28) one side is equipped with soil property testing equipment (29), soil property testing equipment (29) fixed connection is in frame (1) top.
3. The apparatus for environmental protection according to claim 1, wherein the apparatus comprises: lead screw (4) one end fixedly connected with worm wheel (7), worm wheel (7) outside meshing is connected with worm (27), worm (27) outside is rotated and is connected with the support, support fixed connection is in adjusting seat (2) top, worm (27) one end fixedly connected with changes the handle.
4. The apparatus for environmental protection according to claim 1, wherein the apparatus comprises: the transmission assembly comprises a connecting seat (9) and a rotating rod (10), the connecting seat (9) is fixedly connected to the bottom of the moving seat (5), the rotating rod (10) penetrates through the connecting seat (9) and is rotatably connected with the connecting seat (9), two second bevel gears (11) are fixedly connected to two ends of the rotating rod (10), one of the two second bevel gears (11) is connected with a first bevel gear (8) in a meshed mode in the outer side of the connecting cylinder (6), and the first bevel gear (8) is fixedly connected to the outer side of the connecting cylinder (6).
5. The environmental protection detecting apparatus capable of classifying, storing and sampling water quality and soil quality according to claim 4, wherein: the transmission assembly further comprises a connecting rod (15), the connecting rod (15) is fixedly connected to one side of the connecting seat (9), one side of the connecting rod (15) is rotatably connected with a rotating rod (13), a first gear (14) is fixedly connected to the outer side of the rotating rod (13), a rack (16) is meshed with the outer side of the first gear (14), the rack (16) is fixedly connected to one side of the adjusting seat (2), a third bevel gear (12) is fixedly connected to one end of the rotating rod (13), and the third bevel gear (12) is meshed with the second bevel gear (11).
6. The apparatus for environmental protection according to claim 1, wherein the apparatus comprises: the sampling assembly comprises two acquisition ports (17) and two acquisition ports (17) which are all arranged on the outer side of the connecting cylinder (6), two limiting grooves (19) are formed in the inner wall of the connecting cylinder (6), two limiting grooves (19) are all communicated with two acquisition ports (17), one of the two limiting grooves is formed in the inner wall of the connecting cylinder (6), a filter screen (18) is arranged inside each acquisition port (17), the filter screen (18) is fixedly connected with the connecting cylinder (6), the two acquisition ports are provided with partition plates (20) between the acquisition ports (17), and the partition plates (20) are fixedly connected to the inner bottom end of the connecting cylinder (6).
7. The environmental protection detecting apparatus capable of classifying, storing and sampling water quality and soil quality according to claim 6, wherein: the sampling assembly also comprises a supporting seat (21), the supporting seat (21) is fixedly connected inside the connecting cylinder (6), a limiting seat (22) is arranged at the bottom of the supporting seat (21), a return spring (23) is arranged between the limiting seat (22) and the supporting seat (21), two ends of the reset spring (23) are respectively fixedly connected with the supporting seat (21) and the limiting seat (22), the top of the limiting seat (22) is fixedly connected with a square rod (25), one end of the square rod (25) sequentially penetrates through the top of the supporting seat (21) and the top of the connecting cylinder (6) and is connected with the supporting seat (21) and the connecting cylinder (6) in a sliding manner, square pole (25) one end fixedly connected with draws the handle, the equal fixedly connected with baffle (24) in spacing seat (22) outside, two baffle (24) set up respectively in two gather inside mouthful (17).
CN202122810952.8U 2021-11-17 2021-11-17 Detection equipment for environmental protection that quality of water and soil property classified storage sample can carry out Active CN216978416U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122810952.8U CN216978416U (en) 2021-11-17 2021-11-17 Detection equipment for environmental protection that quality of water and soil property classified storage sample can carry out

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122810952.8U CN216978416U (en) 2021-11-17 2021-11-17 Detection equipment for environmental protection that quality of water and soil property classified storage sample can carry out

Publications (1)

Publication Number Publication Date
CN216978416U true CN216978416U (en) 2022-07-15

Family

ID=82344557

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122810952.8U Active CN216978416U (en) 2021-11-17 2021-11-17 Detection equipment for environmental protection that quality of water and soil property classified storage sample can carry out

Country Status (1)

Country Link
CN (1) CN216978416U (en)

Similar Documents

Publication Publication Date Title
CN211205908U (en) Stratified liquid collector
CN216309501U (en) Sampling depth adjustable water quality testing sampling device
CN214749035U (en) Soil analysis sample thief
CN218212065U (en) Quick sampling device of river bank slope soil body
CN213397773U (en) Negative pressure type sampling device for sewage detection
CN113092167A (en) Sampler for soil is restoreed to living beings charcoal
CN213275062U (en) Sampling device for food safety inspection
CN211697002U (en) A soil collection system for high accuracy geochemical exploration
CN114104493B (en) Nutrition food sanitation sampling, testing and storing device convenient to use
CN117804825B (en) Remote control automatic sampling device in paddy field
CN216978416U (en) Detection equipment for environmental protection that quality of water and soil property classified storage sample can carry out
CN114563554A (en) Equipment and method for detecting content of heavy metal in water and soil
CN209858256U (en) Soil sampling collection device convenient to take out and collect sample
CN114803098A (en) Solid sample storage device for geological exploration convenient to store
CN112268739B (en) Soil environment detects gathers extraction element
CN212903996U (en) Soil detection equipment is with soil collection assembly
CN208902465U (en) A kind of region water quality monitoring acquisition sampler
CN214224646U (en) Multi-level sampling device of quality of water for environmental monitoring
CN113049310B (en) Environmental monitoring deep water sampler
CN211005354U (en) Novel liquid transferring device for microbial detection
CN209327020U (en) A kind of Soil K+adsorption sample gathering apparatus
CN220231124U (en) Sewage layered sampling device
CN113514278A (en) Open-air brook water resource is put in and is surveyed device
CN220872165U (en) Hydrologic survey layering sampling equipment
CN210638926U (en) Multifunctional soil detection device

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant