CN112414782A - Hydrogeology reconnaissance water source sampling test device - Google Patents

Hydrogeology reconnaissance water source sampling test device Download PDF

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Publication number
CN112414782A
CN112414782A CN202011545876.6A CN202011545876A CN112414782A CN 112414782 A CN112414782 A CN 112414782A CN 202011545876 A CN202011545876 A CN 202011545876A CN 112414782 A CN112414782 A CN 112414782A
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sampling
water source
outer side
water
storage tank
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彭莎
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/02Devices for withdrawing samples
    • G01N1/10Devices for withdrawing samples in the liquid or fluent state
    • G01N1/14Suction devices, e.g. pumps; Ejector devices
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/28Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/28Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
    • G01N1/38Diluting, dispersing or mixing samples
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/18Water
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/02Devices for withdrawing samples
    • G01N1/10Devices for withdrawing samples in the liquid or fluent state
    • G01N1/14Suction devices, e.g. pumps; Ejector devices
    • G01N2001/1418Depression, aspiration
    • G01N2001/1427Positive displacement, piston, peristaltic

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  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Sampling And Sample Adjustment (AREA)

Abstract

The invention belongs to the technical field of detection equipment, and particularly relates to a hydrogeological prospecting water source sampling detection device, which aims at solving the problem that the sampling work in the existing sampling detection device is mostly manually carried out, so that the manual operation is troublesome and laborious. The invention has reasonable design, and the vertical reciprocating motion of the rack drives the gear to alternately obtain two different rotating directions, so that the water source in the water storage tank body can be fully contacted with the chlorine agent, the time is saved, and the residual chlorine detection can be rapidly carried out on the water source.

Description

Hydrogeology reconnaissance water source sampling test device
Technical Field
The invention relates to the technical field of detection equipment, in particular to a hydrogeology reconnaissance water source sampling detection device.
Background
Water is a source of life, people can not leave water in life and production activities, and the quality of drinking water is closely related to the health of people. 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 drinking water are continuously improved, and the water quality standard of the drinking water is correspondingly continuously developed and improved. Because the formulation of the water quality standard of the drinking water is related to various factors such as living habits, cultures, economic conditions, scientific and technical development level, water resources and the current situation of the water quality of the water resources, and the like of people, the requirements on the water quality of the drinking water are different not only among countries but also among different regions of the same country.
Sampling work among the present sampling test device is mostly the manual work and takes a sample to cause the comparatively trouble and arduous shortcoming of manual operation, therefore we have proposed a hydrogeology reconnaissance water source sampling test device and have been used for solving above-mentioned problem.
Disclosure of Invention
The invention aims to solve the defect that manual operation is troublesome and labor-consuming due to the fact that most of sampling work in the conventional sampling detection device is manual sampling, and provides a hydrogeology prospecting water source sampling detection device.
In order to achieve the purpose, the invention adopts the following technical scheme:
a hydrogeology reconnaissance water source sampling detection device comprises a ship body, wherein a sampling box is fixedly arranged in the ship body, a water storage tank body is fixedly arranged on the outer side of the sampling box, the bottom of the water storage tank body is fixedly arranged on the inner wall of the bottom of the ship body, a rotating shaft is rotatably arranged on one side of the top of the ship body, a cam is fixedly arranged at one end of the rotating shaft, a movable plate is movably abutted to the bottom of the outer side of the cam, the bottom of the movable plate is fixedly provided with the top end of a movable rod, the bottom end of the movable rod extends into the sampling box and is fixedly provided with a piston, the outer side of the piston is slidably and hermetically arranged with the inner side of the sampling box, the two sides of the top of the piston are fixedly provided with the bottom end of a first spring, the top end of the first spring is fixedly arranged on the, the other side of the sampling box is communicated with the bottom of the outer side of the water storage tank body to form a same water outlet pipe, the inside of the water inlet pipe and the inside of the water outlet pipe are respectively provided with a one-way valve, the top of the sampling head is fixedly provided with the bottom end of a swinging rod, the top end of the swinging rod is rotatably arranged on the outer side of the ship body, one side of the swinging rod is fixedly provided with the bottom end of a second spring, the top end of the second spring is fixedly arranged on the outer side of the ship body, the outer side of the ship body is rotatably provided with a turntable, the front side of the turntable is rotatably provided with the top end of a traction rope, the bottom end of the traction rope is fixedly arranged on the other side of the swinging rod, one side of the top of the ship body is rotatably provided with a first bevel gear and a second bevel gear, the outer side of the first bevel, the inside of depositing the water tank body rotates and installs the puddler, and the outside fixed mounting of puddler has a plurality of stirring leaves, and the one end of puddler extends to the outside of depositing the water tank body and fixed mounting has the gear, and the outside meshing of gear has the rack, and the top opposite side of hull rotates and installs the disc, and the front side fixed mounting of disc has the circle axle, and the outside movable sleeve of circle axle is equipped with horizontal frame, and the top fixed mounting of rack is in the bottom of horizontal frame.
Preferably, top one side fixed mounting of hull has first motor, the output shaft of first motor and the rear side fixed connection of one sprocket in two sprockets, through the first motor that sets up, the work of first motor makes two sprockets rotate in step, make second bevel gear and carousel rotate in step, the rotation of second bevel gear makes first bevel gear rotate, make the cam rotate, make the piston obtain reciprocating vertical motion, make the inside atmospheric pressure of sampling box change, make external lake water can enter into the inside of sampling box, secondly the rotation of carousel makes the sampling head obtain reciprocating swing, thereby can increase the water intaking scope of sampling head, can obtain the water source of different positions, improve the accuracy that detects.
Preferably, the second motor is fixedly mounted on the other side of the top of the boat body, an output shaft of the second motor is fixedly connected with the rear side of the disc, the disc rotates through the second motor arranged, so that the rack can move in the vertical direction in a reciprocating mode, the gears can alternately obtain two different rotating directions, the stirring rod can rotate synchronously, the stirring blades on the outer side can rotate, and the water source inside the water storage tank body can be in sufficient contact with chlorine agent.
Preferably, fixed mounting has the support column on the bottom inner wall of hull, and the top fixed mounting of support column has and examines test table, and the top movable mounting who examines test table has graduated flask and total chlorine residual determinator, thereby can detect out the inside chlorine residual condition in water source through the total chlorine residual determinator of the chlorine residual that sets up, and the setting of graduated flask can be used for depositing the water source to can observe the colour and the smell etc. at water source.
Preferably, top one side fixed mounting of hull has the gag lever post, and the outside of pivot is rotated and is installed in the inboard of gag lever post, through the gag lever post that sets up to for the rotation of pivot provides certain rotation supporting role, thereby makes things convenient for the normal clear of sample work.
Preferably, it has the feeder hopper to deposit water tank's top one side intercommunication, and the outside bottom intercommunication of depositing water tank has the outlet valve, through the feeder hopper that sets up to be convenient for to deposit water tank's inside input appropriate amount chlorine agent, secondly through the outlet valve that sets up, thereby make the water source can export the outside of depositing water tank.
Preferably, the outside fixed mounting of hull has the rectangular plate, and second bevel gear all rotates with the carousel and installs the front side at the rectangular plate, through the rectangular plate that sets up to the position of certain installation is provided for the rotation of second bevel gear and carousel.
Preferably, the through-hole has all been seted up with the top of sampling case at the top of hull, and the outside of carriage release lever and the outside activity butt respectively are in the inboard of the through-hole that corresponds, through the through-hole that sets up to vertical motion and the vertical motion of rack for the carriage release lever play the effect of certain direction.
According to the hydrogeological prospecting water source sampling detection device, the two chain wheels are arranged, when the first motor works, the two chain wheels synchronously rotate, the second bevel gear and the rotary disc synchronously rotate, the first bevel gear rotates due to the rotation of the second bevel gear, the rotary shaft is driven to rotate, the cam is driven to rotate, the piston is driven to reciprocate and vertically move, so that the air pressure in the sampling box is changed, external lake water can enter the sampling box and then enter the water storage tank, and then the oscillating rod is driven to oscillate back and forth due to the rotation of the rotary disc, so that the sampling head is driven to operate the same, the water taking range of the sampling head can be enlarged, water sources at different positions can be obtained, and the detection accuracy is improved;
the chlorine residual detection device is reasonable in design, and the vertical reciprocating motion of the rack drives the gear to alternately obtain two different rotating directions through the arranged gear and the rack, so that the stirring blades can also operate, a water source in the water storage tank body can be fully contacted with the chlorine agent, the time is saved, and the chlorine residual detection can be rapidly carried out on the water source.
Drawings
FIG. 1 is a schematic structural diagram of a hydrogeological survey water source sampling and detecting device according to the present invention;
FIG. 2 is a rear view of a hydrogeological survey water source sampling and detecting apparatus according to the present invention;
FIG. 3 is a schematic structural diagram of part A of a hydrogeological survey water source sampling and detecting device according to the present invention;
FIG. 4 is a schematic structural diagram of part B of a hydrogeological survey water source sampling and detecting device according to the present invention;
FIG. 5 is a schematic structural diagram of a part C of a hydrogeological survey water source sampling and detecting device provided by the invention;
FIG. 6 is a schematic structural diagram of a portion D of a hydrogeological survey water source sampling and detecting device according to the present invention;
FIG. 7 is a schematic structural diagram of part E of a hydrogeological survey water source sampling and detecting device according to the present invention;
fig. 8 is a schematic structural diagram of a part F of a hydrogeological survey water source sampling detection apparatus according to the present invention.
In the figure: 1. a hull; 2. a sampling box; 3. a water storage tank body; 4. a rotating shaft; 5. a cam; 6. moving the plate; 7. a travel bar; 8. a piston; 9. a first spring; 10. a water inlet pipe; 11. a sampling head; 12. a swing lever; 13. a second spring; 14. a turntable; 15. a hauling rope; 16. a first bevel gear; 17. a second bevel gear; 18. a sprocket; 19. a chain; 20. a stirring rod; 21. stirring blades; 22. a gear; 23. a rack; 24. a disc; 25. a circular shaft; 26. a horizontal frame; 27. a first motor; 28. a second motor; 29. a support pillar; 30. a detection table; 31. a measuring cylinder; 32. a residual chlorine total chlorine tester.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-8, a hydrogeological survey water source sampling detection device, comprising a hull 1, a sampling box 2 fixedly installed inside the hull 1, a water storage tank body 3 fixedly installed outside the sampling box 2, the bottom of the water storage tank body 3 fixedly installed on the inner wall of the bottom of the hull 1, a rotating shaft 4 rotatably installed on one side of the top of the hull 1, a cam 5 fixedly installed at one end of the rotating shaft 4, a moving plate 6 movably abutted against the bottom of the outside of the cam 5, the bottom of the moving plate 6 fixedly installed with the top end of a moving rod 7, the bottom end of the moving rod 7 extending into the sampling box 2 and fixedly installed with a piston 8, the outside of the piston 8 and the inner side of the sampling box 2 are slidably and hermetically installed, the bottom end of a first spring 9 is fixedly installed on both sides of the top of the piston 8, the top end of the first spring 9 is fixedly installed on the inner wall of the top of the sampling, the other end of the water inlet pipe 10 extends to the outer side of the ship body 1 and is communicated with a sampling head 11, the other side of the sampling box 2 is communicated with the bottom of the outer side of the water storage tank body 3 to form a same water outlet pipe, one check valve is arranged inside the water inlet pipe 10 and inside the water outlet pipe, the bottom end of a swinging rod 12 is fixedly arranged at the top of the sampling head 11, the top end of the swinging rod 12 is rotatably arranged at the outer side of the ship body 1, the bottom end of a second spring 13 is fixedly arranged at one side of the swinging rod 12, the top end of the second spring 13 is fixedly arranged at the outer side of the ship body 1, a turntable 14 is rotatably arranged at the outer side of the ship body 1, the top end of a traction rope 15 is rotatably arranged at the front side of the turntable 14, the bottom end of the traction rope 15 is fixedly arranged at the other side of the swinging rod 12, a first bevel gear 16 and a second bevel gear, the rear side of second bevel gear 17 and the equal coaxial transmission of rear side of carousel 14 have sprocket 18, the transmission is connected with same chain 19 on two sprocket 18, the inside rotation of depositing water tank body 3 installs puddler 20, the outside fixed mounting of puddler 20 has a plurality of stirring leaves 21, the one end of puddler 20 extends to the outside of depositing water tank body 3 and fixed mounting has gear 22, the outside meshing of gear 22 has rack 23, the top opposite side of hull 1 rotates installs disc 24, the front side fixed mounting of disc 24 has round axle 25, the outside movable sleeve of round axle 25 is equipped with horizontal frame 26, the top fixed mounting of rack 23 is in the bottom of horizontal frame 26.
According to the invention, a first motor 27 is fixedly installed on one side of the top of the ship body 1, an output shaft of the first motor 27 is fixedly connected with the rear side of one chain wheel 18 of the two chain wheels 18, the two chain wheels 18 synchronously rotate through the operation of the first motor 27, the second bevel gear 17 and the rotary table 14 synchronously rotate, the first bevel gear 16 rotates through the rotation of the second bevel gear 17, the cam 5 rotates, the piston 8 is enabled to perform reciprocating vertical motion, the air pressure inside the sampling box 2 is enabled to change, external lake water can enter the sampling box 2, the rotary table 14 rotates, the sampling head 11 is enabled to perform reciprocating swing, the water taking range of the sampling head 11 can be enlarged, water sources at different positions can be obtained, and the detection accuracy is improved.
According to the invention, the second motor 28 is fixedly installed on the other side of the top of the ship body 1, the output shaft of the second motor 28 is fixedly connected with the rear side of the disc 24, and the disc 24 rotates through the operation of the second motor 28, so that the rack 23 obtains reciprocating motion in the vertical direction, the gear 22 obtains two different rotating directions alternately, the stirring rod 20 rotates synchronously, the stirring blade 21 on the outer side rotates, and the water source in the water storage tank body 3 can be in full contact with the chlorine agent.
According to the invention, the supporting column 29 is fixedly arranged on the inner wall of the bottom of the ship body 1, the detection table 30 is fixedly arranged on the top of the supporting column 29, the measuring cylinder 31 and the total chlorine residual content tester 32 are movably arranged on the top of the detection table 30, the total chlorine residual content tester 32 can detect the total chlorine residual content in a water source, and the measuring cylinder 31 can be used for storing the water source, so that the color, the smell and the like of the water source can be observed.
According to the invention, the limiting rod is fixedly arranged on one side of the top of the ship body 1, the outer side of the rotating shaft 4 is rotatably arranged on the inner side of the limiting rod, and a certain rotating supporting function is provided for the rotation of the rotating shaft 4 through the arranged limiting rod, so that the normal operation of sampling work is facilitated.
According to the invention, one side of the top of the water storage tank body 3 is communicated with a feed hopper, the bottom of the outer side of the water storage tank body 3 is communicated with a water outlet valve, a proper amount of chlorine agent is conveniently input into the water storage tank body 3 through the arranged feed hopper, and then a water source can be output to the outer side of the water storage tank body 3 through the arranged water outlet valve.
In the invention, a rectangular plate is fixedly arranged on the outer side of the ship body 1, the second bevel gear 17 and the turntable 14 are both rotatably arranged on the front side of the rectangular plate, and a certain mounting position is provided for the rotation of the second bevel gear 17 and the turntable 14 through the arranged rectangular plate.
In the invention, through holes are respectively formed in the top of the ship body 1 and the top of the sampling box 2, the outer side of the movable rod 7 and the outer side of the rack 23 are respectively and movably abutted against the inner sides of the corresponding through holes, and a certain guiding effect is realized for the vertical movement of the movable rod 7 and the vertical movement of the rack 23 through the arranged through holes.
The working principle of the sampling detection device is as follows: through the two chain wheels 18, the first motor 27 is driven, so that the two chain wheels 18 synchronously rotate, so that the second bevel gear 17 synchronously rotates with the rotary table 14, the first bevel gear 16 rotates due to the rotation of the second bevel gear 17, the rotating shaft 4 is driven to rotate, the cam 5 rotates, the moving plate 6 is made to reciprocate in the vertical direction, so that the moving rod 7 obtains the same vertical motion, the piston 8 obtains the reciprocating vertical motion, the volume inside the sampling box 2 changes, the air pressure inside the sampling box changes, outside lake water can enter the sampling box 2 and then enters the water storage tank body 3, the traction rope 15 is operated due to the rotation of the rotary table 14, the swinging rod 12 obtains reciprocating swing, and the sampling head 11 is driven to obtain the same operation, thereby the water intake scope of the sampling head 11 can be enlarged, thereby water sources at different positions can be obtained, the detection accuracy is improved, when the inside of the water storage tank body 3 is stored with a proper amount of water source, the first motor 27 is closed, through the arranged feed hopper at the top of the water storage tank body 3, a proper amount of chlorine is input into the inside of the water storage tank body 3, thereby disinfecting water, the second motor 28 is driven, thereby the disc 24 rotates, thereby the circular shaft 25 synchronously rotates, the horizontal frame 26 can reciprocate in the vertical direction, thereby the rack 23 can reciprocate in the vertical direction, thereby the gear 22 can alternately obtain two different rotating directions, thereby the stirring rod 20 synchronously rotates, the stirring blade 21 at the outer side rotates, thereby the water source inside the water storage tank body 3 can be fully contacted with the chlorine agent, and after a period of time, through the outlet valve that sets up to make the inside water source of water storage tank body 3 can export, through the total chlorine tester 32 of chlorine residue that sets up, thereby can detect out the inside chlorine residue condition in water source, thereby carry out the detection achievement of quality of water.

Claims (8)

1. The utility model provides a hydrogeology reconnaissance water source sample detection device, including hull (1), a serial communication port, the inside fixed mounting of hull (1) has sampling box (2), the outside fixed mounting of sampling box (2) has water storage tank body (3), the bottom fixed mounting of water storage tank body (3) is on the bottom inner wall of hull (1), pivot (4) are installed in the rotation of top one side of hull (1), the one end fixed mounting of pivot (4) has cam (5), the outside bottom activity butt of cam (5) has movable plate (6), the bottom fixed mounting of movable plate (6) has the top of carriage release lever (7), the bottom of carriage release lever (7) extends to the inside of sampling box (2) and fixed mounting has piston (8), the outside of piston (8) and the inboard sliding seal installation of sampling box (2), the equal fixed mounting in top both sides of piston (8) has the bottom of first spring (9), the top end of a first spring (9) is fixedly arranged on the inner wall of the top of a sampling box (2), one side of the sampling box (2) is communicated with one end of a water inlet pipe (10), the other end of the water inlet pipe (10) extends to the outer side of a ship body (1) and is communicated with a sampling head (11), the other side of the sampling box (2) is communicated with the bottom of the outer side of a water storage tank body (3) to form a same water outlet pipe, one-way valves are respectively arranged in the water inlet pipe (10) and the water outlet pipe, the top of the sampling head (11) is fixedly provided with the bottom end of a swinging rod (12), the top end of the swinging rod (12) is rotatably arranged on the outer side of the ship body (1), the bottom end of a second spring (13) is fixedly arranged on one side of the swinging rod (12), the top end of the second spring (13) is fixedly arranged on the outer side of the ship body (1), a turntable (14) is rotatably arranged on the, the bottom end of a hauling rope (15) is fixedly arranged on the other side of the swinging rod (12), one side of the top of the ship body (1) is rotatably provided with a first bevel gear (16) and a second bevel gear (17), the first bevel gear (16) and the second bevel gear (17) are meshed with each other, the outer side of the first bevel gear (16) is fixedly connected with the other end of the rotating shaft (4), the rear side of the second bevel gear (17) and the rear side of the turntable (14) are coaxially provided with chain wheels (18), the two chain wheels (18) are in transmission connection with a same chain (19), a stirring rod (20) is rotatably arranged in the water storage tank body (3), a plurality of stirring blades (21) are fixedly arranged on the outer side of the stirring rod (20), one end of the stirring rod (20) extends to the outer side of the water storage tank body (3) and is fixedly provided with a gear (22), the outer side of the gear (22) is meshed with a rack (, the front side of the disc (24) is fixedly provided with a round shaft (25), the outer side of the round shaft (25) is movably sleeved with a horizontal frame (26), and the top of the rack (23) is fixedly arranged at the bottom of the horizontal frame (26).
2. The hydrogeological survey water source sampling and detecting device of claim 1, wherein a first motor (27) is fixedly installed on one side of the top of the ship body (1), and an output shaft of the first motor (27) is fixedly connected with the rear side of one sprocket (18) of the two sprockets (18).
3. The hydrogeological survey water source sampling and detecting device of claim 1, wherein a second motor (28) is fixedly installed on the other side of the top of the ship body (1), and an output shaft of the second motor (28) is fixedly connected with the rear side of the disc (24).
4. The hydrogeological survey water source sampling detection device of claim 1, characterized in that, the bottom inner wall of the hull (1) is fixedly provided with a support column (29), the top of the support column (29) is fixedly provided with a detection platform (30), and the top of the detection platform (30) is movably provided with a measuring cylinder (31) and a total chlorine residual tester (32).
5. The hydrogeological survey water source sampling and detecting device of claim 1, characterized in that a stop bar is fixedly installed on one side of the top of the hull (1), and the outer side of the rotating shaft (4) is rotatably installed on the inner side of the stop bar.
6. The hydrogeological survey water source sampling and detecting device of claim 1, characterized in that a feed hopper is communicated with one side of the top of the water storage tank body (3), and a water outlet valve is communicated with the bottom of the outer side of the water storage tank body (3).
7. The hydrogeological survey water source sampling and detecting device of claim 1, wherein a rectangular plate is fixedly installed on the outer side of the ship body (1), and the second bevel gear (17) and the turntable (14) are rotatably installed on the front side of the rectangular plate.
8. The hydrogeological survey water source sampling detection device of claim 1, characterized in that the top of hull (1) and the top of sampling box (2) are both provided with a through hole, and the outside of carriage release lever (7) and the outside of rack (23) are respectively in movable abutment against the side of the corresponding through hole.
CN202011545876.6A 2020-12-23 2020-12-23 Hydrogeology reconnaissance water source sampling test device Pending CN112414782A (en)

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CN202011545876.6A CN112414782A (en) 2020-12-23 2020-12-23 Hydrogeology reconnaissance water source sampling test device

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Cited By (3)

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Publication number Priority date Publication date Assignee Title
CN114249487A (en) * 2021-12-02 2022-03-29 中煤科工集团西安研究院有限公司 Mine water treatment system based on ecological utilization
CN114460254A (en) * 2022-02-09 2022-05-10 山东省煤田地质局第五勘探队 Testing device and testing method for hydrogeological parameters of underground water monitoring well
WO2023024049A1 (en) * 2021-08-26 2023-03-02 成都航空职业技术学院 Efficient aerospace ventilation device with heating function

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CN109490018A (en) * 2018-10-30 2019-03-19 华北水利水电大学 A kind of sampling of water quality equipment of hydrology and water resources engineering
CN209707165U (en) * 2018-12-27 2019-11-29 安徽国晟检测技术有限公司 A kind of water quality detection sampler
CN210176533U (en) * 2019-07-04 2020-03-24 中科智水环境工程(天津)有限公司 River course oil slick remove device
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CN114249487A (en) * 2021-12-02 2022-03-29 中煤科工集团西安研究院有限公司 Mine water treatment system based on ecological utilization
CN114460254A (en) * 2022-02-09 2022-05-10 山东省煤田地质局第五勘探队 Testing device and testing method for hydrogeological parameters of underground water monitoring well
CN114460254B (en) * 2022-02-09 2023-07-18 山东省煤田地质局第五勘探队 Testing device and testing method for hydrogeological parameters of underground water monitoring well

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