CN114486376B - Detection device for online water quality monitoring engineering - Google Patents
Detection device for online water quality monitoring engineering Download PDFInfo
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- CN114486376B CN114486376B CN202210087828.XA CN202210087828A CN114486376B CN 114486376 B CN114486376 B CN 114486376B CN 202210087828 A CN202210087828 A CN 202210087828A CN 114486376 B CN114486376 B CN 114486376B
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- sampling tube
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- water quality
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 68
- 238000001514 detection method Methods 0.000 title claims abstract description 21
- 238000012544 monitoring process Methods 0.000 title claims abstract description 19
- 238000005070 sampling Methods 0.000 claims abstract description 67
- 238000007789 sealing Methods 0.000 claims abstract description 8
- 238000013519 translation Methods 0.000 claims abstract description 5
- 238000007667 floating Methods 0.000 claims description 16
- 238000003860 storage Methods 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 238000000605 extraction Methods 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000013508 migration Methods 0.000 claims description 2
- 230000005012 migration Effects 0.000 claims description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 8
- 235000017491 Bambusa tulda Nutrition 0.000 description 8
- 241001330002 Bambuseae Species 0.000 description 8
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 8
- 239000011425 bamboo Substances 0.000 description 8
- 238000005086 pumping Methods 0.000 description 7
- 239000003651 drinking water Substances 0.000 description 5
- 235000020188 drinking water Nutrition 0.000 description 5
- 238000003825 pressing Methods 0.000 description 5
- 241000894006 Bacteria Species 0.000 description 3
- 244000005700 microbiome Species 0.000 description 3
- 241000282414 Homo sapiens Species 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 241000973497 Siphonognathus argyrophanes Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000383 hazardous chemical Substances 0.000 description 1
- 231100000206 health hazard Toxicity 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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
-
- 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
- G01N2001/1418—Depression, aspiration
-
- 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 a detection device for an online water quality monitoring project, which belongs to the technical field of water quality detection devices and comprises a counterweight seat, a vertical plate, a mounting seat, a through groove, a sliding seat, a translation unit, a cross arm, a sampling tube, a connecting bin, a connecting seat, a tube joint, a vent, a negative pressure unit and a sealing unit, wherein the sealing unit is used for enabling the tube joint and a cavity to be in a communicating state, the lower end of the sampling tube is provided with a sampling tube, and the upper end of the sampling tube is higher than the inner bottom wall of the sampling tube. Through the removal of sliding seat for the sampling tube can remove towards the region of offshore remote, so as to carry out water sample collection to the region of offshore remote, the sliding seat is when removing simultaneously, will make negative pressure unit to producing negative pressure state in the connection storehouse, and rethread sealing unit makes the inside and the connection storehouse intercommunication of intercommunication seat, makes the inside negative pressure state that can form of sampling tube, and then makes water sample can be stored in the lower extreme mouth of pipe by the suction sampling tube from the sampling tube, need not the manual mode like this and gathers the sample.
Description
Technical Field
The invention relates to the technical field of water quality detection devices, in particular to a detection device for an online water quality monitoring project.
Background
Water is a life source, and human beings cannot leave water in life and production activities, so that the quality of drinking water is closely related to human health. Along with the development of social economy, scientific progress and the improvement of the living standard of people, the water quality requirement of people on living drinking water is continuously improved, and the water quality standard of the drinking water is correspondingly and continuously developed and perfected. Because the establishment of the standard of the quality of the drinking water is related to various factors such as living habits, culture, economic conditions, scientific and technical development level, water resources, water quality status and the like of people, the requirements on the quality of the drinking water are different not only among countries but also among different areas of the same country.
When the water quality on-line detection engineering samples the water quality sample, the water body is collected by holding the collection bottle by a worker, and because the water body is collected by the collection bottle, only the water body close to the shore can be collected, but the water body far away from the shore cannot be collected, in addition, the worker can need to stretch into the water body to collect when collecting the water body sample, so that bacteria or microorganisms in the water body are adhered to the hand, and health hidden danger is caused.
Based on the above, the invention designs a detection device for online water quality monitoring engineering to solve the above problems.
Disclosure of Invention
The invention aims to provide a detection device for an online water quality monitoring project, which is used for solving the problems that when a water quality sample is sampled in the current online water quality monitoring project provided in the background technology, a worker holds a collection bottle to collect a water body, and when the collection bottle is used for collecting the water body, only the water body close to the shore can be collected, but the water body far away from the shore cannot be collected, and in addition, when the worker collects the water body sample, the hand possibly needs to stretch into the water body to collect, so that bacteria or microorganisms in the water body adhere to the hand, and health hazards are caused.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a detection device for online water quality monitoring engineering, includes a counter weight seat, be equipped with a riser on the counter weight seat, the riser upper end is equipped with the mount pad, be equipped with a logical groove on the mount pad, it has the sliding seat to lead to the smooth block that moves of inslot, the sliding seat is by its horizontal migration of translation unit drive, sliding seat one end is equipped with the xarm, be equipped with the sampling tube that extends down on the xarm, be equipped with the connection storehouse on the riser, be equipped with a intercommunication seat on the connection storehouse, be equipped with the cavity in the intercommunication seat and be equipped with the coupling with the cavity intercommunication on its outer wall, the coupling passes through pipeline and the inside intercommunication of sampling tube, be equipped with the air vent with the cavity intercommunication on the connection storehouse, when the sliding seat removes, be equipped with sealing unit by negative pressure unit with the inside air extraction of connection storehouse, sealing unit is used for making coupling, cavity be in the intercommunication state, sampling tube lower extreme is equipped with the sampling tube that extends to in it, the sampling tube upper end is higher than sampling tube inner bottom wall.
The detection device for the online water quality monitoring engineering comprises the translation unit, wherein the support is arranged on the sliding seat, the motor is horizontally arranged on the support, the gear is connected to the motor in a driving mode, the rack is embedded in the top of the sliding seat and meshed with the gear, and the notch for the gear to freely pass through is formed in the top of the sliding seat.
In the detection device for the online water quality monitoring engineering, the negative pressure unit comprises the air suction cylinder horizontally fixedly connected on the mounting seat, one end of the air suction cylinder, far away from the sampling cylinder, is communicated with the connecting bin through the pipeline, a piston is arranged in the air suction cylinder, a pull rod is coaxially fixedly connected on the piston, and the pull rod slides out of the air suction cylinder and is fixedly connected on the sliding seat.
The sealing unit comprises the sliding plug clamped in the cavity, the sliding plug is provided with the floating column, the upper end of the floating column slides out of the communication seat and is in abutting connection with the bottom surface of the sliding seat, the cavity is internally provided with the elastic piece, the elastic piece elastically abuts against the sliding plug, the bottom surface of the sliding seat is provided with the positioning groove in a notch form, and when the top end of the floating column abuts against the bottom surface of the sliding seat, the sliding plug can seal the pipe joint and/or the vent.
In the detection device for the online water quality monitoring engineering, the upper end of the floating column is rotationally connected with the roller, and the roller is in rolling contact with the bottom surface of the sliding seat.
In the detection device for the online water quality monitoring engineering, the elastic piece is a spring arranged in the cavity, and two ends of the elastic direction of the spring respectively elastically abut against the sliding plug and the inner bottom wall of the cavity.
In the detection device for the online water quality monitoring engineering, the lower end part of the sampling tube is provided with the water outlet.
Compared with the prior art, the invention has the beneficial effects that: through the removal of sliding seat for the sample section of thick bamboo can remove towards the region that the offshore is farther, so as to carry out water sample collection to the region that the offshore is farther, the sliding seat is when removing simultaneously, will make negative pressure unit produce negative pressure state in to the connection storehouse, rethread sealing unit makes inside and the connection storehouse intercommunication of intercommunication seat, make the inside negative pressure state that can form of sample section of thick bamboo, and then make water sample can be stored in by the suction sampling section of thick bamboo from the lower extreme mouth of pipe of sampling tube, need not the manual mode like this and gather the sample, stretch into in the water through the sampling section of thick bamboo in addition, can not cause bacterium or microorganism to adhere to on hand like this, in addition when removing through the sliding seat, by pull rod pulling piston removal, make the piston can with the air suction in the connection storehouse in the pump cylinder, moreover, simple structure, after the sliding seat slides in place, the floating column upper end will block into the constant head, produce elasticity through the spring and support, make the sliding plug break away from the state of seal pipe joint or vent, and then make the inside formation intercommunication state of sample section of thick bamboo, make the air in the sampling section of thick bamboo be connected, can be followed by connecting the pipeline and be connected in the pipe, can be drawn into, can detect in the sample section of thick bamboo, can be followed by the suction in the water sample, and detect the sample in the sample section of thick bamboo, can be drawn into the sample, the sample is detected in the sample, and can only after the sample is detected in the sample, and has the sample in the sample is in the water.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view in partial cross-section of the structure of FIG. 1;
FIG. 3 is an enlarged schematic view of a partial structure at A in FIG. 2;
FIG. 4 is a schematic view in partial cross-section of another portion of the structure of FIG. 1;
FIG. 5 is an enlarged schematic view of a partial structure at B in FIG. 4;
FIG. 6 is a schematic view of the structure of FIG. 1 from below;
FIG. 7 is an enlarged schematic view of a partial structure at C in FIG. 6;
FIG. 8 is a schematic side view of the structure of FIG. 1;
the drawings are as follows:
in the figure, the weight seat is 1-, the vertical plate is 2-, the connecting bin is 3-, the connecting seat is 4-, the pumping cylinder is 5-, the supporting seat is 6-, the motor is 7-, the motor is 8-, the gear is 9-, the pull rod is 10-, the pull rod is 11-, the rack is 12-, the sliding seat is 13-, the cross arm is 14-, the hinge seat is 15-, the inclined arm is 16-, the pressing arm is 17-, the telescopic sleeve is 18-, the sampling cylinder is 19-, the water outlet is 20-, the sampling tube is 21-, the connecting rod is 22-, the storage cavity is 23-, the tension spring is 24-, the cavity is 25-, the pipe joint is 26-pipe joint, the sliding plug is 27-spring, the spring is 28-vent, the floating column is 30-vent, the locating slot is 31-32-roller and the installation seat is 33-type.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. 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.
Referring to fig. 1-8, the present invention provides a technical solution: the utility model provides a detection device for online water quality monitoring engineering, including a counter weight seat 1, place counter weight seat 1 on the ground in water region, be equipped with riser 2 on the counter weight seat 1, riser 2 upper end is equipped with mount pad 33, be equipped with a logical groove on the mount pad 33, the horizontal slip block in logical inslot has slide seat 13, be equipped with support 6 on slide seat 13, install motor 8 on the support 6 level, the drive is connected with gear 9 on the motor 8, slide seat 13 top inlays and is equipped with rack 12, rack 12 meshes with gear 9, slide seat 13 top is equipped with the breach that supplies gear 9 to freely pass through, start and rotate through motor 8 external power supply, and then drive gear 9 and rotate, through the meshing transmission of gear 9 and rack 12, and then can drive slide seat 13 in logical inslot, slide seat 13 one end is equipped with xarm 14, be equipped with down extended sampling tube 19 on the xarm 14, the vertical plate 2 is provided with a connecting bin 3, the connecting bin 3 is provided with a communicating seat 4, a cavity 25 is arranged in the communicating seat 4, the outer wall of the communicating seat is provided with a pipe joint 26 communicated with the cavity 25, the pipe joint 26 is communicated with the inside of a sampling tube 19 through a pipeline, the connecting bin 3 is provided with a vent 29 communicated with the cavity 25, the lower end of the sampling tube 19 is provided with a sampling tube 21 extending into the sampling tube, the mounting seat 33 is transversely provided with a pumping tube 5, one end of the pumping tube 5 far away from the sampling tube 19 is communicated with the connecting bin 3 through a pipeline, the pumping tube 5 is internally provided with a piston, a pull rod 10 is coaxially fixedly connected on the piston, the pull rod 10 slides out of the pumping tube 5 and is fixedly connected on a sliding seat 13, when the sliding seat 13 slides towards the direction of the sampling tube 19, the pull rod 10 drives the piston to slide in the pumping tube 5, and then air in the connecting bin 3 can be pumped into the pumping tube 5, so that the inside of the connecting bin 3 forms a negative pressure state, the sliding plug 27 is clamped in the cavity 25, the sliding plug 27 is provided with a floating column 30, the upper end of the floating column 30 slides out of the communication seat 4 and is in abutting connection with the bottom surface of the sliding seat 13, the cavity 25 is internally provided with a spring 28, two ends of the spring 28 in the elastic direction respectively elastically abut against the sliding plug 27 and the inner bottom wall of the cavity 25, the bottom surface of the sliding seat 13 is provided with a notch-shaped positioning groove 31, when the top end of the floating column 30 abuts against the bottom surface of the sliding seat 13, the sliding plug 27 can seal the pipe joint 26 and/or the vent 29, when the sliding seat 13 slides towards the direction of the sampling tube 19 until the upper end of the floating column 30 is clamped into the positioning groove 31, the spring 28 elastically abuts against the sliding plug 27, so that the sliding plug 27 moves upwards, the pipe joint 26 or the vent 29 can be opened, the pipe joint 26 and the vent 29 are in a communicating state, and at the moment, air in the sampling tube 19 can be pumped into the connecting bin 3, the water quality sample is pumped into the sampling tube 19 through the opening at the lower end of the sampling tube 21, so as to realize automatic collection, in addition, the upper end of the floating column 30 is rotationally connected with a roller 32, the roller 32 is in rolling contact with the bottom surface of the sliding seat 13, so that the friction and abrasion between the upper end of the floating column 30 and the bottom surface of the sliding seat 13 are small, the sliding seat 13 does not bear large resistance when sliding, the lower end of the sampling tube 19 is provided with a water outlet 20, a storage cavity 23 is defined between the inside of the sampling tube 19 and the sampling tube 21, the collected water body sample can be stored through the storage cavity 23, the water outlet is communicated with the storage cavity 23, a manual valve (not shown in the drawing) is arranged on the water outlet 20, after the water quality sample is collected, the manual valve is opened, the water quality sample in the sampling tube 19 can be discharged from the water outlet 20 for collection, the upper end of the sampling tube 21 is higher than the bottom wall in the sampling tube 19, in this way, after the water quality sample is sucked into the sampling tube 19 by the sampling tube 21, no backflow phenomenon is generated, the water quality sample is prevented from leaking, in addition, when the sliding seat 13 moves towards the sampling tube 19, the sampling tube 19 is driven by the driving unit to move downwards, the lower port part of the sampling tube 21 is enabled to extend into the water body, the driving unit comprises a telescopic sleeve 18 fixedly connected to the cross arm 14, the sampling tube 19 is telescopically inserted into the telescopic sleeve 18, the upper end of the sampling tube 19 is coaxially fixedly connected with a connecting rod 22, the upper end of the connecting rod 22 slides to penetrate through the cross arm 14, a tension spring 24 is sleeved on the connecting rod 22, two ends of the tension spring 24 are fixedly connected to the cross arm 14 and the sampling tube 19 respectively, in a natural state, the tension spring 24 generates upward tension to the sampling tube 19, the sampling tube 19 is retracted into the telescopic sleeve 18, the sliding sleeve 7 is horizontally and rotatably connected to the support 6, the thin tension rod 11 is slidably arranged on the sliding sleeve 7, the cross arm 14 is provided with a hinged support 15, the hinged support 15 is pivoted with a pressing arm 17, one end of the pressing arm 17 away from the sampling tube 19 is provided with a downward inclined extending inclined arm 16, the inclined arm 16 is pivoted with one end of the thin pull rod 11 away from the support 6, the other end of the thin pull rod 11 is sleeved with a locking ring, when the sliding seat 13 moves towards the direction of the sampling tube 19, the thin pull rod 11 is driven to slide on the sliding sleeve 7 until the locking ring is propped against the end face of the sliding sleeve 7, at the moment, the sliding seat 13 slides in place, and after the locking ring is propped against the end face of the sliding sleeve 7, the thin pull rod 11 has upward tension on the inclined arm 16, so that the pressing arm 17 overturns downwards and props against the top end of the connecting rod 22, the connecting rod 22 is driven to slide downwards, the sampling tube 19 overcomes the tension of the tension spring and slides downwards until the lower end tube mouth of the sampling tube goes deep into the water body, and the automatic lifting of the sampling tube is realized, the cross arm 14 is provided with a clearance groove which can be used for the inclined arm 16 to overturn downwards and pass through freely, after sampling is finished, the sliding seat 13 slides towards the direction far away from the sampling tube 19, the thin pull rod 11 slides towards the direction of the support 6, at the moment, the sampling tube 9 slides upwards and gradually retracts into the telescopic sleeve under the pulling force action of the tension spring on the sampling tube 9, and meanwhile, the connecting rod 22 generates upward propping force on the pressing arm 17, so that the inclined arm 16 overturns downwards and resets.
In the description of the present specification, reference to the terms "one embodiment," "example," "specific example," and the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (5)
1. The utility model provides a detection device for on-line water quality monitoring engineering, includes a counter weight seat (1), be equipped with a riser (2) on counter weight seat (1), its characterized in that, riser (2) upper end is equipped with mount pad (33), be equipped with a logical groove on mount pad (33), the smooth block of moving in logical inslot has sliding seat (13), sliding seat (13) are by translation unit drive its horizontal migration, sliding seat (13) one end is equipped with xarm (14), be equipped with down extended sampling tube (19) on xarm (14), be equipped with connecting bin (3) on riser (2), be equipped with a intercommunication seat (4) on connecting bin (3), be equipped with cavity (25) and its outer wall on intercommunication seat (4) be equipped with coupling (26) with cavity (25) intercommunication, coupling (26) are through pipeline and the inside intercommunication of sampling tube (19), be equipped with on connecting bin (3) with vent (29) with cavity (25) intercommunication, when sliding seat (13) remove negative pressure unit will be equipped with connecting bin (3) and be equipped with down in the sealed state of connecting bin (21), be equipped with in that the air is in the connecting bin (3) is in the state of connecting bin (19) and is in its sealed state of connecting bin (4), the upper end of the sampling tube (21) is higher than the inner bottom wall of the sampling tube (19);
the sealing unit comprises a sliding plug (27) clamped in a cavity (25), a floating column (30) is arranged on the sliding plug (27), the upper end of the floating column (30) slides out of the communication seat (4) and is in abutting connection with the bottom surface of the sliding seat (13), an elastic piece is arranged in the cavity (25), the elastic piece elastically abuts against the sliding plug (27), a notch-shaped positioning groove (31) is formed in the bottom surface of the sliding seat (13), and when the top end of the floating column (30) abuts against the bottom surface of the sliding seat (13), the sliding plug (27) can seal a pipe joint (26) and/or a vent (29);
the lower end part of the sampling tube (19) is provided with a water outlet (20), a storage cavity (23) is formed between the inside of the sampling tube (19) and the sampling tube (21), and the water outlet (20) is communicated with the storage cavity (23).
2. The detection device for the online water quality monitoring engineering according to claim 1, wherein the translation unit comprises a support (6) arranged on a sliding seat (13), a motor (8) is horizontally arranged on the support (6), a gear (9) is connected to the motor (8) in a driving mode, a rack (12) is embedded in the top of the sliding seat (13), the rack (12) is meshed with the gear (9), and a notch for the gear (9) to freely pass through is formed in the top of the sliding seat (13).
3. The detection device for the online water quality monitoring engineering according to claim 1, wherein the negative pressure unit comprises an air extraction cylinder (5) horizontally fixedly connected to a mounting seat (33), one end, far away from the sampling cylinder (19), of the air extraction cylinder (5) is communicated with the connecting bin (3) through a pipeline, a piston is arranged in the air extraction cylinder (5), a pull rod (10) is coaxially fixedly connected to the piston, and the pull rod (10) slides out of the air extraction cylinder (5) and is fixedly connected to the sliding seat (13).
4. The detection device for the online water quality monitoring engineering according to claim 1, wherein the upper end of the floating column (30) is rotatably connected with a roller (32), and the roller (32) is in rolling contact with the bottom surface of the sliding seat (13).
5. The detection device for the on-line water quality monitoring engineering according to claim 1, wherein the elastic piece is a spring (28) arranged in the cavity (25), and two ends of the spring (28) in the elastic direction elastically abut against the sliding plug (27) and the inner bottom wall of the cavity (25) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210087828.XA CN114486376B (en) | 2022-01-25 | 2022-01-25 | Detection device for online water quality monitoring engineering |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210087828.XA CN114486376B (en) | 2022-01-25 | 2022-01-25 | Detection device for online water quality monitoring engineering |
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| CN114486376A CN114486376A (en) | 2022-05-13 |
| CN114486376B true CN114486376B (en) | 2024-02-27 |
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| CN202210087828.XA Active CN114486376B (en) | 2022-01-25 | 2022-01-25 | Detection device for online water quality monitoring engineering |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115615759B (en) * | 2022-10-27 | 2023-07-18 | 合泰科技集团有限公司 | Sewage sampling device |
| CN116286305B (en) * | 2023-05-12 | 2023-08-08 | 威海职业学院(威海市技术学院) | Microorganism intelligent sampling device for ocean engineering |
| CN117949625B (en) * | 2024-03-27 | 2024-06-14 | 天津安辰环境工程有限公司 | Water quality monitoring equipment of water supply and drainage system |
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| KR20210027591A (en) * | 2019-08-28 | 2021-03-11 | 주식회사 동서라인텍 | Sampling apparatus for mobile water quality measurement vehicle |
| CN212082966U (en) * | 2020-05-24 | 2020-12-04 | 河南海恩德环保科技有限公司 | Sampling device for water quality testing |
| CN213933234U (en) * | 2020-10-16 | 2021-08-10 | 陕西海立环境监测有限公司 | Water sample extraction device for environmental engineering water body detection |
| CN112710509A (en) * | 2020-12-24 | 2021-04-27 | 龚齐 | Sampling device for water body monitoring |
| CN215525209U (en) * | 2021-07-15 | 2022-01-14 | 王金虎 | Sampling device that municipal administration sewage treatment used |
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| CN114486376A (en) | 2022-05-13 |
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