CN117929025B - Middle-deep geothermal water sampling device - Google Patents
Middle-deep geothermal water sampling device Download PDFInfo
- Publication number
- CN117929025B CN117929025B CN202410332216.1A CN202410332216A CN117929025B CN 117929025 B CN117929025 B CN 117929025B CN 202410332216 A CN202410332216 A CN 202410332216A CN 117929025 B CN117929025 B CN 117929025B
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- Prior art keywords
- sampling
- cleaning
- tube
- sampling tube
- water
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- 238000005070 sampling Methods 0.000 title claims abstract description 107
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 78
- 238000004140 cleaning Methods 0.000 claims abstract description 91
- 239000002390 adhesive tape Substances 0.000 claims description 16
- 238000007789 sealing Methods 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 5
- 238000010030 laminating Methods 0.000 abstract description 6
- 238000011010 flushing procedure Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 238000005406 washing Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
- B08B9/0321—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing using pressurised, pulsating or purging fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Physics & Mathematics (AREA)
- Hydrology & Water Resources (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The application relates to the technical field of underground water sampling, in particular to a middle-deep geothermal water sampling device. The utility model provides a well deep geothermal water sampling device, includes the sampling tube, the lower extreme of sampling tube is equipped with the sampling section, the axle center direction rotation of sampling tube is connected with the core pipe, and the upper end of core pipe is connected with driving motor, the lower extreme outside of core pipe is connected with a plurality of and detects the scraper blade, detects the upper surface of scraper blade and the lower extreme laminating of sampling tube, and the outside of core pipe is connected with a plurality of cleaning assembly, and cleaning assembly's outer end laminating sampling tube's inner wall sets up, and the lower extreme of core pipe is connected with the solenoid valve that intakes. According to the application, the core pipe is arranged in the lower end of the sampling pipe, the cleaning component outside the core pipe is in contact with the inner wall of the sampling section when in use, and the water flow in the core pipe is used for carrying out back flushing on the water inlet, so that the efficient cleaning of the sampling section is realized, the sampling pipe is not required to be disassembled and cleaned, and the sampling efficiency of the sampling pipe is ensured.
Description
Technical Field
The invention relates to the technical field of underground water sampling, in particular to a middle-deep geothermal water sampling device.
Background
Geothermal water is a renewable clean energy source and has wide application prospects, such as heating, refrigeration, power generation and the like. The middle-deep geothermal well is a geothermal well with a depth of more than 200 meters, and the temperature of the geothermal well is generally more than 100 ℃, so that the geothermal well has higher development and utilization values. With the increasing demand of geothermal water, the development and utilization of the deep geothermal well become particularly important. However, in the actual development process, due to the influence of factors such as water quality, flow velocity and geological conditions, the sampling tube of the geothermal well is easy to block, when the sampling tube is blocked, the sampling tube is required to be replaced or disassembled for cleaning, the operation is inconvenient, and the sampling efficiency of geothermal water can be influenced.
The invention aims to solve the technical problems that: the middle-deep geothermal water sampling device is designed, the problem that the lower end of a sampling tube is easy to be blocked is solved, and the influence of the disassembly of the sampling tube on the sampling efficiency of a geothermal well is reduced.
Disclosure of Invention
In order to solve the problems, the invention provides a middle-deep geothermal water sampling device.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a well deep geothermal water sampling device, includes the sampling tube, the lower extreme of sampling tube is equipped with the sampling section, the axle center direction rotation of sampling tube is connected with the core pipe, and the upper end of core pipe is connected with driving motor, the lower extreme outside of core pipe is connected with a plurality of and detects the scraper blade, detects the upper surface of scraper blade and the lower extreme laminating of sampling tube, and the outside of core pipe is connected with a plurality of cleaning assembly, and cleaning assembly's outer end laminating sampling tube's inner wall sets up, and the lower extreme of core pipe is connected with the solenoid valve that intakes.
The sampling section is provided with a plurality of groups of water inlet holes, each group of water inlet holes are uniformly arranged along the length direction of the sampling tube, and a space is reserved between adjacent groups of water inlet holes.
The inside of the sampling tube is provided with a connecting frame which is used for fixing a driving motor, and an output shaft of the driving motor is fixedly connected with the upper end of the core tube;
The upper end of the core tube is closed, a plurality of groups of cleaning water holes are formed in the circumferential surface of the core tube, the cleaning water holes are formed in the inner side of the sampling section, and the groups of cleaning water holes are arranged in one-to-one correspondence with the groups of water inlet holes.
The cleaning assembly comprises a horn-shaped cleaning sleeve, the small opening end of the horn-shaped cleaning sleeve is communicated with each group of cleaning water holes, the flaring end of the horn-shaped cleaning sleeve is in contact with the inner wall of the sampling tube, a cleaning water pump is arranged on the inner side of the small opening end of the horn-shaped cleaning sleeve, a sealing film is arranged on the inner side of the flaring end of the horn-shaped cleaning sleeve, a vertical cleaning opening is formed in the middle of the sealing film, a cleaning adhesive tape is arranged in the cleaning opening, and the length of the cleaning adhesive tape is larger than that of the cleaning opening.
The inside of loudspeaker form cleaning sleeve is equipped with drive assembly, drive assembly includes two parallel arrangement's drive lead screw and connects the link between two drive lead screws, one of them end of drive lead screw is connected with the washing motor, link and washing adhesive tape swing joint.
The connecting frame comprises two connecting end pieces, two connecting shafts connected between the two connecting end pieces and a supporting rod, the connecting shafts are rotationally connected with the connecting end pieces, the supporting rod is located between the two connecting shafts, and the minimum distance between the supporting rod and the inner wall of the sampling tube is greater than the minimum distance between the connecting shafts and the inner wall of the sampling tube.
Preferably, the length of the core tube is greater than the length of the sampling section.
The beneficial effect of this scheme is, a well deep geothermal water sampling device has following useful part:
According to the application, the core pipe is arranged in the lower end of the sampling pipe, the cleaning component outside the core pipe is in contact with the inner wall of the sampling section when in use, and the water flow in the core pipe is used for carrying out back flushing on the water inlet, so that the efficient cleaning of the sampling section is realized, the sampling pipe is not required to be disassembled and cleaned, and the sampling efficiency of the sampling pipe is ensured.
Drawings
Fig. 1 is an isometric view of the present invention.
Fig. 2 is a bottom isometric view of the invention.
Fig. 3 is a schematic front view of the present invention.
FIG. 4 is a schematic view of the structure of FIG. 3, cut A-A, according to the present invention.
Fig. 5 is an enlarged schematic view of the portion a of fig. 4 according to the present invention.
FIG. 6 is a schematic view of a cleaning assembly of the present invention in partial cutaway.
The device comprises a sampling tube 1, a core tube 2, a core tube 3, a driving motor 4, a detection scraping plate 5, a water inlet electromagnetic valve 6, a water inlet hole 7, a horn-shaped cleaning sleeve 8, a cleaning water hole 9, a cleaning water pump 10, a sealing film 11, a cleaning adhesive tape 12, a driving screw rod 13, a connecting end piece 14, a connecting shaft 15 and a supporting rod.
Detailed Description
As shown in fig. 1 and 2, a middle-deep geothermal water sampling device comprises a sampling tube 1, the lower extreme of sampling tube 1 is equipped with the sampling section, the axle center direction rotation of sampling tube 1 is connected with core tube 2, and the upper end of core tube 2 is connected with driving motor 3, the lower extreme outside of core tube 2 is connected with a plurality of detection scraper blade 4, detects scraper blade 4's upper surface and the laminating of sampling tube 1's lower extreme, and the outside of core tube 2 is connected with a plurality of cleaning assembly, and cleaning assembly's outer end laminating sampling tube 1's inner wall sets up, and the lower extreme of core tube 2 is connected with water inlet solenoid valve 5.
The core tube 2 and the sampling tube 1 are coaxially arranged, the lower end of the sampling tube 1 is closed, an opening is arranged in the axis direction, and the outer wall of the core tube 2 is attached to the inner wall of the opening.
As shown in fig. 1, the sampling section is provided with a plurality of groups of water inlet holes 6, each group of water inlet holes 6 are uniformly arranged along the length direction of the sampling tube 1, and a space is reserved between adjacent groups of water inlet holes 6.
As shown in fig. 2, a connecting frame is arranged in the sampling tube 1, the connecting frame is used for fixing a driving motor 3, and an output shaft of the driving motor 3 is fixedly connected with the upper end of the core tube 2;
As shown in fig. 2, the upper end of the core tube 2 is closed, a plurality of groups of cleaning water holes 8 are arranged on the circumference of the core tube 2, the cleaning water holes 8 are arranged on the inner side of the sampling section, and the groups of cleaning water holes 8 are arranged in one-to-one opposite to the groups of water inlets 6.
As shown in fig. 4 and 6, the cleaning assembly comprises a horn-shaped cleaning sleeve 7, the small opening end of the horn-shaped cleaning sleeve 7 is communicated with each group of cleaning water holes 8, the flaring end of the horn-shaped cleaning sleeve 7 is in contact with the inner wall of the sampling tube 1, a cleaning water pump 9 is arranged on the inner side of the small opening end of the horn-shaped cleaning sleeve 7, a sealing film 10 is arranged on the inner side of the flaring end of the horn-shaped cleaning sleeve 7, a vertical cleaning opening is formed in the middle of the sealing film 10, a cleaning adhesive tape 11 is arranged in the cleaning opening, and the length of the cleaning adhesive tape 11 is larger than that of the cleaning opening.
The outer wall of the sealing film 10 is attached to the inner wall of the sampling tube 1, and the length of the cleaning opening is larger than the total length of each group of water inlet holes 6. The cleaning rubber strip 11 is made of soft and elastic materials.
As shown in fig. 4 and 5, a driving assembly is disposed in the horn-shaped cleaning sleeve 7, the driving assembly includes two driving screw rods 12 disposed in parallel and a connecting frame connected between the two driving screw rods 12, one end of the driving screw rods 12 is connected with a cleaning motor, and the connecting frame is movably connected with the cleaning adhesive tape 11.
As shown in fig. 5 and 6, the connecting frame comprises two connecting end pieces 13, two connecting shafts 14 connected between the two connecting end pieces 13, and a supporting rod 15, wherein the connecting shafts 14 are rotatably connected with the connecting end pieces 13, the supporting rod 15 is positioned between the two connecting shafts 14, and the minimum distance between the supporting rod 15 and the inner wall of the sampling tube 1 is larger than the minimum distance between the connecting shafts 14 and the inner wall of the sampling tube 1.
The link is used for supporting and washs adhesive tape 11, makes the place of connection wash adhesive tape 11 to keeping away from the direction of sampling tube 1 inner wall and picks up, makes the separation between the inner wall of washing adhesive tape 11 and sampling tube 1, forms the drainage chamber between washing adhesive tape 11 and the sampling tube 1, and the drainage chamber link up with the inside of loudspeaker form cleaning sleeve 7.
As shown in fig. 4, the length of the core tube 2 is longer than the length of the sampling section.
The using method comprises the following steps:
In the using process of the device, firstly, the lower end of the sampling tube 1 is put into a geothermal well, so that a sampling section is positioned in a geothermal water layer;
The upper end of the sampling tube 1 is connected with a water suction pump or other power equipment;
Under the action of the ponding pump, geothermal water enters the sampling tube 1 through the water inlet 6, so that geothermal sampling is realized.
The cleaning steps of the sampling tube 1 are as follows:
When the water inlet hole 6 of the sampling tube 1 needs to be cleaned, the water inlet electromagnetic valve 5 is opened, and geothermal water enters the core tube 2 from the lower end of the core tube 2;
The cleaning water pump 9 runs, geothermal water enters the interior of the horn-shaped cleaning sleeve 7 through the cleaning water hole 8 and fills the horn-shaped cleaning sleeve 7;
Under the support of the support rod 15, a gap is reserved between the cleaning adhesive tape 11 and the inner wall of the sampling tube 1, and geothermal water flows from inside to outside to wash substances blocked in the water inlet hole 6;
in the cleaning process, a cleaning motor is operated, so that the interval between the cleaning adhesive tape 11 and the sampling tube 1 moves along the opening direction of each group of water inlet holes 6, and each water inlet hole 6 is cleaned one by one;
according to the cleaning time of the cleaning assembly, after the core tube 2 stays for a period of time, the driving motor 3 is operated, so that the core tube 2 drives the cleaning assembly to rotate, the cleaning assembly continues to rotate to the inner side of the next group of water inlet holes 6, and efficient cleaning of the water inlet holes 6 in the circumferential direction of the sampling tube 1 is realized.
When the sampling tube 1 cannot be determined whether to reach the interior of the geothermal water layer, the core tube 2 is driven to rotate by the driving motor 3, and the water inlet electromagnetic valve 5 and the cleaning water pump 9 are closed;
The detection scraper 4 rotates under the action of the driving motor 3, and when the lower end of the sampling tube 1 is positioned in the sludge, the power of the driving motor 3 at the moment is higher than that of the driving motor 3 when the sampling tube 1 is positioned in a geothermal water layer;
Setting a certain power threshold, and when the power of the driving motor 3 is greater than the power threshold, indicating that the sampling section does not reach the geothermal water layer, and continuing to downwards make the sampling tube 1;
when the output power of the driving motor 3 is smaller than the threshold value, the lower end of the sampling section is indicated to reach the geothermal water layer, and the sampling tube 1 is continuously lowered by a distance n which is greater than the length of the sampling section in order to ensure the sampling efficiency.
The foregoing embodiments are merely specific examples of the present invention, and the scope of the present invention includes, but is not limited to, the product form and the style of the foregoing embodiments, and any suitable changes or modifications made by one of ordinary skill in the art, which are consistent with the claims of the present invention, shall fall within the scope of the present invention.
Claims (2)
1. The utility model provides a well deep geothermal water sampling device, includes sampling tube (1), the lower extreme of sampling tube (1) is equipped with the sampling section, its characterized in that: the device is characterized in that a core tube (2) is rotationally connected in the axis direction of the sampling tube (1), a driving motor (3) is connected to the upper end of the core tube (2), a plurality of detection scrapers (4) are connected to the outer side of the lower end of the core tube (2), the upper surface of each detection scraper (4) is attached to the lower end of the sampling tube (1), a plurality of cleaning components are connected to the outer side of the core tube (2), the outer ends of the cleaning components are attached to the inner wall of the sampling tube (1), and a water inlet electromagnetic valve (5) is connected to the lower end of the core tube (2);
The sampling section is provided with a plurality of groups of water inlet holes (6), each group of water inlet holes (6) are uniformly arranged along the length direction of the sampling tube (1), and intervals are reserved between adjacent groups of water inlet holes (6);
the inside of the sampling tube (1) is provided with a connecting frame, the connecting frame is used for fixing a driving motor (3), and an output shaft of the driving motor (3) is fixedly connected with the upper end of the core tube (2);
The upper end of the core tube (2) is closed, a plurality of groups of cleaning water holes (8) are formed in the circumferential surface of the core tube (2), the cleaning water holes (8) are formed in the inner side of the sampling section, and the groups of cleaning water holes (8) are arranged in a one-to-one opposite mode to the groups of water inlet holes (6);
The cleaning assembly comprises a horn-shaped cleaning sleeve (7), the small opening end of the horn-shaped cleaning sleeve (7) is communicated with each group of cleaning water holes (8), the flaring end of the horn-shaped cleaning sleeve (7) is in contact with the inner wall of the sampling tube (1), a cleaning water pump (9) is arranged on the inner side of the small opening end of the horn-shaped cleaning sleeve (7), a sealing film (10) is arranged on the inner side of the flaring end of the horn-shaped cleaning sleeve (7), a vertical cleaning opening is formed in the middle of the sealing film (10), a cleaning adhesive tape (11) is arranged in the cleaning opening, and the length of the cleaning adhesive tape (11) is larger than that of the cleaning opening;
the inside of the horn-shaped cleaning sleeve (7) is provided with a driving assembly, the driving assembly comprises two driving screw rods (12) which are arranged in parallel and a connecting frame which is connected between the two driving screw rods (12), one end of each driving screw rod (12) is connected with a cleaning motor, and the connecting frame is movably connected with a cleaning adhesive tape (11);
The connecting frame comprises two connecting end pieces (13), two connecting shafts (14) connected between the two connecting end pieces (13) and a supporting rod (15), wherein the connecting shafts (14) are rotationally connected with the connecting end pieces (13), the supporting rod (15) is positioned between the two connecting shafts (14), and the minimum distance between the supporting rod (15) and the inner wall of the sampling tube (1) is larger than the minimum distance between the connecting shafts (14) and the inner wall of the sampling tube (1).
2. A mid-deep geothermal water sampling device according to claim 1, wherein: the length of the core tube (2) is longer than that of the sampling section.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202410332216.1A CN117929025B (en) | 2024-03-22 | 2024-03-22 | Middle-deep geothermal water sampling device |
Applications Claiming Priority (1)
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CN202410332216.1A CN117929025B (en) | 2024-03-22 | 2024-03-22 | Middle-deep geothermal water sampling device |
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CN117929025A CN117929025A (en) | 2024-04-26 |
CN117929025B true CN117929025B (en) | 2024-05-28 |
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CN202410332216.1A Active CN117929025B (en) | 2024-03-22 | 2024-03-22 | Middle-deep geothermal water sampling device |
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08257519A (en) * | 1994-05-17 | 1996-10-08 | Kuraray Eng Kk | Cleaning tank |
CN102422141A (en) * | 2009-02-25 | 2012-04-18 | Mts***公司 | Self-flushing bottle in-line fluid sampler |
CN208055971U (en) * | 2018-04-17 | 2018-11-06 | 房传平 | A kind of road surface cleaning plant |
CN110102529A (en) * | 2019-05-06 | 2019-08-09 | 广州市广源工程机械有限公司 | A kind of hydraulic pump and hydraulic valve cleaning machine of excavator |
CN110850046A (en) * | 2019-12-04 | 2020-02-28 | 郭良俊 | Safe fruit and vegetable pesticide residue detection device |
CN112301619A (en) * | 2020-10-26 | 2021-02-02 | 温州慕卡蕾纺织品有限公司 | Bra cleaning machine not easy to deform |
CN114834924A (en) * | 2022-05-25 | 2022-08-02 | 深圳市恒一设备有限责任公司 | Automatic change piece machine of wiping |
CN115615752A (en) * | 2022-12-15 | 2023-01-17 | 广东广宇科技发展有限公司 | High-precision water body sampling box and sampling method |
-
2024
- 2024-03-22 CN CN202410332216.1A patent/CN117929025B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08257519A (en) * | 1994-05-17 | 1996-10-08 | Kuraray Eng Kk | Cleaning tank |
CN102422141A (en) * | 2009-02-25 | 2012-04-18 | Mts***公司 | Self-flushing bottle in-line fluid sampler |
CN208055971U (en) * | 2018-04-17 | 2018-11-06 | 房传平 | A kind of road surface cleaning plant |
CN110102529A (en) * | 2019-05-06 | 2019-08-09 | 广州市广源工程机械有限公司 | A kind of hydraulic pump and hydraulic valve cleaning machine of excavator |
CN110850046A (en) * | 2019-12-04 | 2020-02-28 | 郭良俊 | Safe fruit and vegetable pesticide residue detection device |
CN112301619A (en) * | 2020-10-26 | 2021-02-02 | 温州慕卡蕾纺织品有限公司 | Bra cleaning machine not easy to deform |
CN114834924A (en) * | 2022-05-25 | 2022-08-02 | 深圳市恒一设备有限责任公司 | Automatic change piece machine of wiping |
CN115615752A (en) * | 2022-12-15 | 2023-01-17 | 广东广宇科技发展有限公司 | High-precision water body sampling box and sampling method |
Non-Patent Citations (1)
Title |
---|
超高层吊篮式幕墙清洗机器人控制***的开发;于波, 刘荣, 张厚祥, 宗光华;计算机工程与设计;20030328(第03期);63-66 * |
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