CN116429510A - Intelligent water sample collecting device with cleaning structure for water service - Google Patents
Intelligent water sample collecting device with cleaning structure for water service Download PDFInfo
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- CN116429510A CN116429510A CN202310382014.3A CN202310382014A CN116429510A CN 116429510 A CN116429510 A CN 116429510A CN 202310382014 A CN202310382014 A CN 202310382014A CN 116429510 A CN116429510 A CN 116429510A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 270
- 238000004140 cleaning Methods 0.000 title claims abstract description 55
- 238000005070 sampling Methods 0.000 claims abstract description 135
- 230000007246 mechanism Effects 0.000 claims abstract description 94
- 238000003756 stirring Methods 0.000 claims description 74
- 239000007788 liquid Substances 0.000 claims description 24
- 238000001125 extrusion Methods 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 10
- 230000002457 bidirectional effect Effects 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 5
- 230000000007 visual effect Effects 0.000 claims description 5
- 238000004804 winding Methods 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 3
- 235000017491 Bambusa tulda Nutrition 0.000 claims 3
- 241001330002 Bambuseae Species 0.000 claims 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 3
- 239000011425 bamboo Substances 0.000 claims 3
- 241000282461 Canis lupus Species 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 27
- 239000012535 impurity Substances 0.000 abstract description 17
- 230000000694 effects Effects 0.000 abstract description 10
- 238000002360 preparation method Methods 0.000 abstract description 5
- 238000003860 storage Methods 0.000 description 18
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 230000009471 action Effects 0.000 description 6
- 238000000746 purification Methods 0.000 description 4
- 230000008021 deposition Effects 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000007726 management method Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000008213 purified water Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000008235 industrial water Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- 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
-
- 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
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/0804—Cleaning containers having tubular shape, e.g. casks, barrels, drums
- B08B9/0817—Cleaning containers having tubular shape, e.g. casks, barrels, drums by agitating or tumbling containers filled with liquid or liquid and abrasive, e.g. chain
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- 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
- G01N2001/1427—Positive displacement, piston, peristaltic
-
- 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
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Abstract
The invention discloses an intelligent water sample collection device with a cleaning structure for water affairs, which relates to the technical field of water sample collection and has the technical key points that: the water sample collecting device comprises a mounting frame, a water sample collecting mechanism, a cleaning mechanism and a positioning mechanism; the water sample collecting mechanism comprises a plurality of sampling pipes and a piston disc, one end of each sampling pipe is provided with a sampling port, a sampling head is arranged on each sampling port, and a two-way electromagnetic valve is arranged on each sampling head; the piston disc is in sliding connection with the sampling tube through the lifting driving piece, is in rotary connection with the sampling tube through the rotary driving piece, and divides the sampling tube into two spaces which are sealed with each other; the cleaning mechanism is arranged, so that the inner wall of the sampling tube can be cleaned, the cleaning effect is good, the influence of residual impurities on the subsequent detection precision is reduced, and the detection precision is improved; the problem of current water sample collection device exist detect the precision low or detect work preparation time long is solved.
Description
Technical Field
The invention relates to the technical field of water sample collection, in particular to an intelligent water sample collection device with a cleaning structure for water service.
Background
The intelligent water service is the intelligent water service, the running state of the water supply and drainage system of the industrial system is perceived in real time through on-line monitoring equipment such as a data acquisition instrument, a wired or wireless network, a water quality water pressure meter and the like, a water service management department and water supply and drainage facilities are organically integrated in a visual mode to form an 'industrial water service Internet of things', mass water service information can be analyzed and processed in time, corresponding processing result auxiliary decision advice is made, and the whole production, management and service flow of the water service system is managed in a finer and dynamic mode, so that the 'intelligent' state is achieved.
When intelligent water affair related work is carried out, a water sample is required to be collected by using the water sample collecting device. At present, along with social development and age progress, a water sample collecting device is more intelligent and convenient, such as an underwater detection robot capable of collecting water samples and self-cleaning in the prior application number CN202010816944.1, and comprises a robot and a fixing frame arranged at the bottom of the robot; a first motor and a second motor are arranged in the robot, the outer wall of the robot is connected with a sliding shaft and a rotating screw rod, and one end of the rotating screw rod is rotationally connected with an output shaft of the second motor; the rotary screw rod is connected with a sliding connection assembly in a sliding manner, the sliding shaft is connected with a sliding sleeve in a sliding manner, and the sliding connection assembly is connected with the sliding sleeve through a rubber scraping strip; the invention has the self-cleaning function while having the water sample collecting function, but the self-cleaning function is set for the observation area of the robot, and the cleaning is carried out in the sampling tube of the water sample collecting device, although the invention is provided with the filter screen, the water sample impurities are various, and the water sample impurities can pass through the filter screen too little, such as microorganisms, fine particles and the like, so that the water sample impurities are easy to remain, the precision of the detection result is influenced, and in order to reduce the influence on the detection precision, the frequent manual cleaning is required, so that the problems of low detection precision or long preparation time of the detection work are caused.
Disclosure of Invention
The invention aims to provide an intelligent water sample collecting device with a cleaning structure for water service, which provides an automatic cleaning function for a sampling tube of the water sample collecting device and improves detection precision.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the intelligent water sample collection device with the cleaning structure for water service comprises a mounting frame, wherein the water sample collection device further comprises a water sample collection mechanism, a cleaning mechanism and a positioning mechanism;
the water sample collecting mechanisms are provided with a plurality of water sample collecting mechanisms and are used for collecting water samples at a plurality of sampling points; the water sample collecting mechanism comprises a sampling tube and a piston disc, the sampling tube is connected with the positioning mechanism, one end of the sampling tube is a sampling port, a sampling head is arranged on the sampling port, and a bidirectional electromagnetic valve is arranged on the sampling head; the piston disc is arranged in the sampling tube, the piston disc is in sliding connection with the sampling tube through the lifting driving piece, the piston disc is in rotating connection with the sampling tube through the rotating driving piece, the outer wall of the piston disc is in sliding fit with the inner wall of the sampling tube, and the piston disc divides the sampling tube into two spaces which are sealed with each other;
the cleaning mechanism comprises stirring sheets, one-way electromagnetic valves, a water supply tank and a liquid inlet hose, wherein the stirring sheets are elastic and are provided with a plurality of stirring sheets, the stirring sheets are positioned on one side of the piston disc, which is opposite to the sampling port, and are arranged at intervals along the annular direction of the piston disc, and one side of each stirring sheet is fixedly connected with the bottom surface of the piston disc to form a pocket-shaped space; the one-way electromagnetic valve is arranged on the liquid inlet hose, the liquid inlet hose is used for communicating the sampling pipe with the water supply tank, the water supply tank is used for containing pure water, and the one-way electromagnetic valve is used for conducting the pure water in the water supply tank to the sampling pipe;
when the stirring plate is in an initial state, a plurality of stirring plates are adhered to the bottom surface of the piston disc to form a regular surface matched with the bottom surface of the sampling tube;
when the water sampling device is in a working state, the piston disc drives the stirring sheets to rotate, the opening direction of the pocket-shaped space is the same as the rotation direction of the stirring sheets, and under the condition that water sample or pure water enters the pocket-shaped space, the stirring sheets elastically expand and the inner wall of the sampling tube is cleaned by pushing water flow to rotate;
the positioning mechanism is located on the mounting frame and is connected with the water sample collecting mechanisms respectively and used for adjusting the sampling range of the water sample collecting mechanisms by adjusting the distance between the water sample collecting mechanisms.
By adopting the scheme, before use, the position of the water sample collecting mechanism is firstly adjusted through the position adjusting mechanism, so that the water sample collecting mechanism is convenient to adapt to different water sample collecting conditions, a plurality of water sample collecting mechanisms are arranged to collect water samples of a plurality of different sampling points at the same time, and the average value is obtained after the detection of a plurality of water samples, so that the detection precision can be improved; when a water sample is collected, the lifting driving piece pulls the rotating driving piece, so that the piston disc moves towards the direction away from the sampling head, the water storage space volume of the sampling tube is enlarged (the sampling tube is divided into a water storage space and an equipment space by the piston disc), the water storage space generates negative pressure, the bidirectional electromagnetic valve is opened, the one-way electromagnetic valve is closed, the sampling head is contacted with the water body, the water body is sucked into the water storage space of the sampling tube under the action of the negative pressure, and then the bidirectional electromagnetic valve is closed, so that the water sample collection is completed; during the water sample collecting process and the water sample preserving period, the rotary driving piece drives the piston disc to rotate, and as the stirring piece has elasticity and the rotation direction is the same as the opening direction of the pocket-shaped space, the pocket-shaped space formed by the stirring piece and the piston disc is filled and enlarged by the water sample, and the enlarged pocket-shaped space can drive the water sample to rotate; on one hand, the rotation of the water sample can keep the water sample in a movable state, so that the deposition of impurities and the combination amount of the impurities and the inner wall of the sampling tube are reduced, and on the other hand, the rotation of the water sample can keep the uniformity of the water sample, and because the water edge to be detected is required to be uniformly mixed in general water sample detection, the more uniform water sample is convenient for later water sample detection; then, when the water sample is discharged, the lifting driving piece pushes the piston disc to be close to the sampling head, at the moment, the two-way electromagnetic valve is opened, the one-way electromagnetic valve is closed, the water sample is discharged, at the moment, the rotating driving piece drives the piston disc to rotate, the stirring piece stirs the water sample, the water sample is discharged in an active state, water sample impurity residues in the sampling tube are reduced as much as possible, after the liquid discharge is completed, the rotating driving piece stops, the lifting driving piece continues to apply force, the stirring piece is abutted against the bottom of the sampling tube, and residual water liquid in the pocket-shaped space is extruded; then, when automatic cleaning is needed, the two-way electromagnetic valve is closed, the one-way electromagnetic valve is opened, the movable states of the lifting driving piece and the rotating driving piece are the same as those of the water sample collection, at the moment, pure water in the water supply tank enters a water storage space of the sampling tube under the action of negative pressure, and then the one-way electromagnetic valve is closed; in the pure water entering process and the cleaning process, the rotary driving piece drives the piston disc to rotate, the pocket-shaped space is enlarged, the stirring pure water is pushed, the flow of the pure water is quickened, the effect of cleaning the inner wall of the sampling tube is improved, and the pure water enters the pocket-shaped space to clean the inside of the pocket-shaped space; when the piston disc rotates for a period of time, lifting is needed to discharge cleaning liquid, the bidirectional electromagnetic valve is opened, the unidirectional electromagnetic valve is closed, the lifting driving piece pushes the piston disc to be close to the sampling head, the cleaning liquid is discharged, at the moment, the rotating driving piece still drives the piston disc to rotate to drive the cleaning liquid to rotate, the cleaning effect is improved as much as possible, finally, the stirring piece is abutted against the sampling tube, the lifting driving piece applies force and the rotating driving piece stops, residual cleaning liquid in the pocket-shaped space is extruded, cleaning is completed, and preparation for accurate sampling next time is completed; the invention has the advantages of automatic cleaning function and good cleaning effect, can reduce the influence of residual impurities on the detection precision after detection, and improves the detection precision.
Preferably, the stirring piece is in a shape of a spike, and the stirring piece and the piston disc are made of elastic rubber.
Preferably, the rotation driving piece comprises a stirring motor, the driving end of the stirring motor is detachably connected with the piston disc through a dismounting mechanism, the dismounting mechanism comprises an internal thread sleeve and an external thread rod, the internal thread sleeve is fixedly arranged on one side, far away from the sampling port, of the piston disc, the external thread rod is fixedly arranged at the driving end of the stirring motor, and the thread locking direction between the external thread rod and the internal thread sleeve is the same as the driving rotation direction of the rotation driving piece.
Preferably, the lifting driving piece comprises a telescopic electric cylinder, a movable part of the telescopic electric cylinder is fixedly connected with the stirring motor, the telescopic electric cylinder is detachably mounted on the sampling tube, a sealing cover is detachably mounted at the top of the telescopic electric cylinder, a sealing ring is detachably mounted in the sampling tube, and the inner wall of the sealing ring is in sliding fit with the outer wall of the movable part of the telescopic electric cylinder.
Preferably, the water supply tank is installed in the mounting bracket and is kept away from one side of sampling pipe, water supply tank one side is equipped with water supply mechanism, water supply mechanism includes delivery pipe, water purification machine and flexible pipe, the delivery pipe is linked together water purification machine and water supply tank, the water purification machine is linked together with flexible pipe through the water pump, flexible pipe tip is equipped with the filter screen, water supply tank one side is equipped with the visual window that is used for observing the interior water yield of water supply tank.
Preferably, be equipped with the receiving mechanism who is used for accomodating the flexible pipe through winding mode on the mounting bracket, receiving mechanism includes receiving cylinder, slide bar and extrusion disk, receiving cylinder inner wall and slide bar outer wall slip laminating, the one end and the extrusion disk fixed connection of slide bar, the slide bar other end is connected through extrusion spring with receiving cylinder, the elasticity centre gripping arc board that is used for the centre gripping flexible pipe is installed to extrusion disk one side.
Preferably, the sampling tube is fixedly connected with the positioning mechanism through a connecting frame, and the connecting frame is in a three-fork shape and is fixedly connected with the top, the middle and the bottom of the sampling tube respectively.
Preferably, the position adjusting mechanism comprises two double-head hydraulic rods, the number of the water sample collecting mechanisms is four, the two double-head hydraulic rods are transversely arranged and vertically overlapped and fixed on the mounting frame, and the movable part end of the double-head hydraulic rods is fixedly connected with a single head of the connecting frame.
Preferably, the positioning mechanism comprises a supporting seat, a driving hydraulic rod, a first telescopic rod and a second telescopic rod, one ends of a plurality of first telescopic rods are connected with the supporting seat, the other ends of the first telescopic rods are connected with the connecting frame, two adjacent first telescopic rods are connected through the driving hydraulic rod, and two ends of the driving hydraulic rod are fixedly connected with movable parts of the two adjacent first telescopic rods respectively; the other two adjacent first telescopic rods are connected through a second telescopic rod, and two ends of the second telescopic rod are fixedly connected with movable parts of the two adjacent first telescopic rods respectively;
when the driving hydraulic rod drives two adjacent first telescopic rods to extend, the plurality of second telescopic rods drive the other first telescopic rods to synchronously extend so as to enlarge the sampling range of the water sample collecting mechanism;
when the driving hydraulic rod drives two adjacent first telescopic rods to shrink, the plurality of second telescopic rods drive the rest first telescopic rods to shrink synchronously, so that the sampling range of the water sample collecting mechanism is narrowed.
The invention has the following beneficial effects:
the cleaning mechanism is arranged, so that the inner wall of the sampling tube can be cleaned, the cleaning effect is good, the influence of residual impurities on the detection precision after the detection is reduced, and the detection precision is improved; the problem of current water sample collection device exist detect the precision low or detect work preparation time long is solved.
According to the invention, the position of the water sample collecting mechanism can be regulated through the position regulating mechanism, and the water sample collecting range is regulated, so that the water sample collecting device is convenient to adapt to different water sample collecting conditions, meanwhile, as a plurality of water sample collecting mechanisms are arranged, water samples with a plurality of different sampling points can be collected at the same time, the average value is obtained after the detection of a plurality of water samples, and the detection precision can be further improved.
In the process of preserving the water sample, on one hand, the water sample can be kept in a movable state by rotating, the deposition of impurities and the combination amount of the impurities and the inner wall of the sampling tube are reduced, and on the other hand, the uniformity of the water sample can be kept by rotating the water sample, so that the water sample is more uniform and is convenient to detect the water sample later.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic perspective view of embodiment 1 of the present invention.
FIG. 2 is a cross-sectional view of a sample tube of example 1 of the present invention when the stirring blade is expanded.
FIG. 3 is a schematic view showing the installation of stirring blades in example 1 of the present invention.
Fig. 4 is a schematic view of a water supply mechanism in embodiment 2 of the present invention.
Fig. 5 is a schematic structural view of a housing mechanism in embodiment 2 of the present invention.
Fig. 6 is a schematic structural diagram of a positioning mechanism in embodiment 3 of the present invention.
In the figure: 1. a mounting frame; 201. a sampling tube; 202. a piston disc; 203. a lifting driving member; 204. a rotary driving member; 205. a sampling head; 206. a two-way electromagnetic valve; 301. stirring sheets; 302. a one-way electromagnetic valve; 303. a water supply tank; 304. a liquid inlet hose; 401. an internally threaded sleeve; 402. an external threaded rod; 501. a closing cap; 502. a seal ring; 6. a connecting frame; 701. a double-headed hydraulic stem; 801. a water supply pipe; 802. a water purifier; 803. a water pump; 804. a flexible tube; 805. a filter screen; 806. a visual window; 901. a storage barrel; 902. a slide bar; 903. an extrusion plate; 904. extruding a spring; 905. elastically clamping the arc plate; 101. a support base; 102. driving a hydraulic rod; 103. a first telescopic rod; 104. and a second telescopic rod.
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 fall within the scope of the invention.
Example 1
An intelligent water sample collecting device with a cleaning structure for water service is shown in fig. 1-2, and comprises a mounting frame 1, a water sample collecting mechanism, a cleaning mechanism and a positioning mechanism;
the water sample collecting mechanisms are provided with a plurality of water sample collecting mechanisms and are used for collecting water samples of a plurality of sampling points; the water sample collecting mechanism comprises a sampling tube 201 and a piston disc 202, the sampling tube 201 is connected with the positioning mechanism, one end of the sampling tube 201 is provided with a sampling port, a sampling head 205 is arranged on the sampling port, and a bidirectional electromagnetic valve 206 is arranged on the sampling head 205; the piston disc 202 is arranged in the sampling tube 201, the piston disc 202 is in sliding connection with the sampling tube 201 through the lifting driving piece 203, the piston disc 202 is in rotating connection with the sampling tube 201 through the rotating driving piece 204, the outer wall of the piston disc 202 is in sliding fit with the inner wall of the sampling tube 201, and the piston disc 202 divides the sampling tube 201 into two spaces which are sealed with each other;
the cleaning mechanism comprises stirring sheets 301, a one-way electromagnetic valve 302, a water supply box 303 and a liquid inlet hose 304, wherein the stirring sheets 301 are elastic and are provided with a plurality of stirring sheets 301, the stirring sheets 301 are positioned on one side of the piston disc 202, which is opposite to the sampling port, the stirring sheets 301 are arranged at intervals along the annular direction of the piston disc 202, and one side of each stirring sheet 301 is fixedly connected with the bottom surface of the piston disc 202 to form a pocket-shaped space; the one-way electromagnetic valve 302 is arranged on the liquid inlet hose 304, the liquid inlet hose 304 is used for communicating the sampling pipe 201 with the water supply box 303, the water supply box 303 is used for containing pure water, and the one-way electromagnetic valve 302 is used for conducting the pure water in the water supply box 303 to the sampling pipe 201;
when in the initial state, the plurality of stirring blades 301 are adhered to the bottom surface of the piston disc 202 to form a regular surface which is matched with the bottom surface of the sampling tube 201; when in a working state, the piston disc 202 drives the stirring sheets 301 to rotate, the opening direction of the pocket-shaped space is the same as the rotation direction of the stirring sheets 301, and under the condition that water sample or pure water enters the pocket-shaped space, the stirring sheets 301 elastically expand, and the inner wall of the sampling tube 201 is cleaned by pushing water flow to rotate;
the positioning mechanism is located on the mounting frame 1 and is respectively connected with the water sample collecting mechanisms, and is used for adjusting the sampling range of the water sample collecting mechanisms by adjusting the distance between the water sample collecting mechanisms.
As shown in figures 1-2, before use, the position of the water sample collecting mechanism is firstly adjusted through the position adjusting mechanism, so that the water sample collecting mechanism is convenient to adapt to different water sample collecting conditions, meanwhile, a plurality of water sample collecting mechanisms are arranged to collect water samples of a plurality of different sampling points at the same time, and the average value is obtained after the detection of a plurality of water samples, so that the detection precision can be improved; during water sample collection, the lifting driving piece 203 pulls the rotating driving piece 204, so that the piston disc 202 moves towards a direction away from the sampling head 205, the water storage space volume of the sampling tube 201 is enlarged (the sampling tube 201 is divided into a water storage space and an equipment space by the piston disc 202), negative pressure is generated in the water storage space, the bidirectional electromagnetic valve 206 is opened at the moment, the unidirectional electromagnetic valve 302 is closed, the sampling head 205 is contacted with a water body, the water body is sucked into the water storage space of the sampling tube 201 under the action of the negative pressure, and then the bidirectional electromagnetic valve 206 is closed, so that water sample collection is completed; during the water sample collection process and the water sample preservation period, the rotary driving piece 204 drives the piston disc 202 to rotate, and as the stirring piece 301 has elasticity and the rotation direction is the same as the opening direction of the pocket-shaped space, the pocket-shaped space formed by the stirring piece 301 and the piston disc 202 is filled and enlarged by the water sample, and the enlarged pocket-shaped space can drive the water sample to rotate; on one hand, the rotation of the water sample can keep the water sample in an active state, so that the deposition of impurities and the combination amount of the impurities and the inner wall of the sampling tube 201 are reduced, and on the other hand, the rotation of the water sample can keep the uniformity of the water sample, because the water edge to be detected is required to be uniformly mixed in general water sample detection, the water sample is more uniform, and the later water sample detection is convenient; then, when the water sample is discharged, the lifting driving piece 203 pushes the piston disc 202 to be close to the sampling head 205, at the moment, the bidirectional electromagnetic valve 206 is opened, the unidirectional electromagnetic valve 302 is closed, the water sample is discharged, at the moment, the rotating driving piece 204 drives the piston disc 202 to rotate, the stirring piece 301 stirs the water sample, the water sample is discharged in an active state, the impurity residues of the water sample in the sampling tube 201 are reduced as much as possible, after the liquid discharge is finished, the rotating driving piece 204 stops, the lifting driving piece 203 continues to apply force, the stirring piece 301 is propped against the bottom of the sampling tube 201, and the residual water liquid in the pocket-shaped space is extruded;
then, when automatic cleaning is required, the two-way electromagnetic valve 206 is closed, the one-way electromagnetic valve 302 is opened, the movable states of the lifting driving piece 203 and the rotating driving piece 204 are the same as those of the water sample collection, at the moment, pure water in the water supply box 303 enters the water storage space of the sampling tube 201 under the action of negative pressure, and then the one-way electromagnetic valve 302 is closed; in the pure water entering process and the cleaning process, the rotary driving piece 204 drives the piston disc 202 to rotate, the pocket space is enlarged, the stirring pure water is pushed, the flow of the pure water is quickened, the effect of cleaning the inner wall of the sampling tube 201 is improved, and the pure water enters the pocket space to clean the inside of the pocket space; when the piston disc 202 rotates for a period of time, the piston disc 202 is lifted and lowered, cleaning liquid is required to be discharged, the two-way electromagnetic valve 206 is opened, the one-way electromagnetic valve 302 is closed, the lifting driving piece 203 pushes the piston disc 202 to be close to the sampling head 205, the cleaning liquid is discharged, at the moment, the rotating driving piece 204 still drives the piston disc 202 to rotate, the cleaning liquid is driven to rotate, the cleaning effect is improved as much as possible, finally, the stirring piece 301 is abutted against the sampling tube 201, the lifting driving piece 203 applies force, the rotating driving piece 204 stops, residual cleaning liquid in the pocket-shaped space is extruded, cleaning is completed, and preparation for accurate sampling next time is made; the invention has the advantages of automatic cleaning function and good cleaning effect, can reduce the influence of residual impurities on the detection precision after detection, and improves the detection precision.
As shown in fig. 2-3, the stirring sheets 301 are in a shape of a spike, that is, each stirring sheet 301 forms a fan assembly, and a pocket space formed by the spike-shaped stirring sheets 301 and the piston disc 202 has enough liquid inlet space and is convenient for water sample to enter; the stirring piece 301 and the piston disc 202 are made of elastic rubber, have enough strength and elasticity, are convenient for realizing the expansion of the stirring piece 301, stir the action of water liquid, have long service life, and can be integrally manufactured due to the consistency of the materials, and have higher overall structural strength.
As shown in fig. 2, the rotation driving member 204 comprises a stirring motor, the driving end of the stirring motor is detachably connected with the piston disc 202 through a dismounting mechanism, namely, the piston disc 202 is detachable, the stirring blade 301 has high use strength, and the piston head is convenient to replace; the dismounting mechanism comprises an internal thread sleeve 401 and an external thread rod 402, wherein the internal thread sleeve 401 is fixedly arranged on one side of the piston disc 202, which is far away from the sampling port, the external thread rod 402 is fixedly arranged on the driving end of the stirring motor, and the thread locking direction between the external thread rod 402 and the internal thread sleeve 401 is the same as the driving rotation direction of the rotation driving piece 204; namely, the stirring motor drives the piston disc 202 to rotate through the external threaded rod 402 and the internal threaded sleeve 401, and when the external threaded rod 402 rotates, the internal threaded sleeve 401 can be conveniently locked and is not easy to fall off; when the stirring motor stops working, the piston disc 202 can be conveniently detached.
As shown in fig. 2, the lifting driving piece 203 comprises a telescopic electric cylinder, a movable part of the telescopic electric cylinder is fixedly connected with a shell of the stirring motor, the telescopic electric cylinder is detachably mounted (through bolts and the like) on the sampling tube 201, a sealing cover 501 is detachably mounted (through bolts or threads) on the top of the telescopic electric cylinder, a sealing ring 502 is detachably mounted (clamped or through bolts) in the sampling tube 201, the inner wall of the sealing ring 502 is in sliding fit with the outer wall of the movable part of the telescopic electric cylinder, the stirring motor is separated from the telescopic electric cylinder by the sealing ring 502, and a certain protection is provided for the stirring motor and the telescopic electric cylinder; sealing ring 502, closing cap 501 and flexible jar all can be dismantled, the maintenance of being convenient for.
As shown in fig. 1, the sampling tube 201 is fixedly connected with the positioning mechanism through a connecting frame 6, and the connecting frame 6 is in a three-fork shape and is respectively fixedly connected with the top, the middle and the bottom of the sampling tube 201; namely, the bottom, the middle and the top of the sampling tube 201 are connected by the connecting frame 6, so that the connecting structure is more stable, and the normal operation of the sampling tube is ensured.
As shown in fig. 1, the positioning mechanism comprises two double-head hydraulic rods 701, the number of the water sample collecting mechanisms is four, the two double-head hydraulic rods 701 are transversely arranged and vertically overlapped and fixed on the mounting frame 1, and the movable part end of the double-head hydraulic rods 701 is fixedly connected with a single head of the connecting frame 6; the double-end hydraulic stem 701 stretches out and draws back the position of adjustable link 6 to adjust the position of sampling pipe 201, establish link 6 on single double-end hydraulic stem 701 can expand in step and stretch out and draw back, and different double-end hydraulic stem 701 flexible states can be different, can constitute the diamond, be convenient for adapt to different water sample acquisition environment.
Example 2
As shown in fig. 4, unlike in embodiment 1, the water supply tank 303 is installed at a side of the mounting frame 1 far from the sampling tube 201, and a water supply mechanism is provided at a side of the water supply tank 303, so that on-site water can be purified, collected and utilized at a water sample collection site to be purified water (cleaning solution); the water supply mechanism comprises a water supply pipe 801, a water purifier 802 and a flexible pipe 804, the water supply pipe 801 is used for communicating the water purifier 802 with the water supply tank 303, the water purifier 802 is communicated with the flexible pipe 804 through a water pump 803, the flexible pipe 804 can penetrate into a water body to collect the water body, the water pump 803 is started to drive the water body to enter the water purifier 802, the water purifier 802 is started to purify the water, and the purified water enters the water supply tank 303 through the water supply pipe 801; the end of the flexible pipe 804 is provided with a filter screen 805, large-particle impurities are filtered in advance, the purification effect is improved, the service life of the water purifier 802 is prolonged, the end of the sampling head 205 can be also provided with the filter screen 805, excessive impurities are filtered, and large particles are prevented from being blocked into the pocket space; one side of the water supply tank 303 is provided with a visual window 806 for observing the water quantity in the water supply tank 303, so that pure water can be conveniently and timely replenished, and a user can be reminded of timely using the water purifier 802.
As shown in fig. 4-5, a storage mechanism for storing a flexible pipe 804 in a winding manner is arranged on a mounting frame 1, the storage mechanism comprises a storage barrel 901, a sliding rod 902 and an extrusion disk 903, the inner wall of the storage barrel 901 is in sliding fit with the outer wall of the sliding rod 902, one end of the sliding rod 902 is fixedly connected with the extrusion disk 903, the other end of the sliding rod 902 is connected with the storage barrel 901 through an extrusion spring 904, and an elastic clamping arc plate 905 for clamping the flexible pipe 804 is arranged on one side of the extrusion disk 903; when the flexible pipes 804 need to be stored, the extrusion disc 903 is pulled up, the flexible pipes 804 are manually wound on the storage barrel 901 (the flexible pipes 804 are uniformly wound in common practice), after winding is completed, the extrusion disc 903 is loosened, and the extrusion disc 903 is pressed downwards towards the mounting frame 1 under the action of the extrusion springs 904, so that the friction force between the flexible pipes 804 is improved, meanwhile, the flexible pipes 804 have certain deformability, the friction force is further improved, and the wound flexible pipes 804 are stored more stably and are not easy to loosen; the end of the flexible pipe 804 is clamped on the elastic clamping arc plate 905, the end of the flexible pipe 804 is clamped through elasticity, and the storage stability of the flexible pipe 804 is further improved.
Example 3
As shown in fig. 6, unlike embodiment 1, the positioning mechanism of this embodiment includes a supporting seat 101, a driving hydraulic rod 102, a first telescopic rod 103 and a second telescopic rod 104, one end of a plurality of first telescopic rods 103 is connected with the supporting seat 101, the other end of the first telescopic rods 103 is connected with a connecting frame 6, wherein two adjacent first telescopic rods 103 are connected through the driving hydraulic rod 102, and two ends of the driving hydraulic rod 102 are respectively fixedly connected with movable parts of the two adjacent first telescopic rods 103; the other two adjacent first telescopic rods 103 are connected through a second telescopic rod 104, and two ends of the second telescopic rod 104 are fixedly connected with movable parts of the two adjacent first telescopic rods 103 respectively;
when the driving hydraulic rod 102 drives the adjacent two first telescopic rods 103 to extend, the plurality of second telescopic rods 104 drive the rest first telescopic rods 103 to synchronously extend, so that the sampling range of the water sample collecting mechanism is enlarged; when the driving hydraulic rod 102 drives two adjacent first telescopic rods 103 to shrink, the plurality of second telescopic rods 104 drive the rest first telescopic rods 103 to shrink synchronously, so that the sampling range of the water sample collecting mechanism is narrowed; the positioning mechanism of the embodiment only uses one driving unit (driving hydraulic rod 102), and the rest adopts telescopic sliding telescopic rods, so that a plurality of water sample collecting mechanisms can be driven to synchronously diffuse or synchronously shrink, the structure is ingenious, the cost is lower, and the degree of intensification is high.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be attached, detached, or integrated, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
The above is only a specific embodiment of the present invention, but the technical features of the present invention are not limited thereto. Any simple changes, equivalent substitutions or modifications and the like made on the basis of the present invention to solve the substantially same technical problems and achieve the substantially same technical effects are all covered in the protection scope of the present invention.
Claims (9)
1. The utility model provides an intelligence water for water affairs water sample collection system with clean structure, includes mounting bracket (1), its characterized in that: the water sample collecting device also comprises a water sample collecting mechanism, a cleaning mechanism and a positioning mechanism;
the water sample collecting mechanisms are provided with a plurality of water sample collecting mechanisms and are used for collecting water samples at a plurality of sampling points; the water sample collecting mechanism comprises a sampling tube (201) and a piston disc (202), the sampling tube (201) is connected with the positioning mechanism, one end of the sampling tube (201) is a sampling port, a sampling head (205) is arranged on the sampling port, and a bidirectional electromagnetic valve (206) is arranged on the sampling head (205); the piston disc (202) is arranged in the sampling tube (201), the piston disc (202) is in sliding connection with the sampling tube (201) through a lifting driving piece (203), the piston disc (202) is in rotating connection with the sampling tube (201) through a rotating driving piece (204), the outer wall of the piston disc (202) is in sliding fit with the inner wall of the sampling tube (201), and the piston disc (202) divides the sampling tube (201) into two spaces which are sealed with each other;
the cleaning mechanism comprises stirring sheets (301), one-way electromagnetic valves (302), a water supply tank (303) and a liquid inlet hose (304), wherein the stirring sheets (301) are elastic and are provided with a plurality of stirring sheets (301), the stirring sheets (301) are positioned on one side of the piston disc (202) opposite to the sampling port, the stirring sheets (301) are arranged at intervals along the annular direction of the piston disc (202), and one side of each stirring sheet (301) is fixedly connected with the bottom surface of the piston disc (202) and forms a pocket-shaped space; the one-way electromagnetic valve (302) is arranged on the liquid inlet hose (304), the liquid inlet hose (304) is used for communicating the sampling pipe (201) with the water supply tank (303), the water supply tank (303) is used for containing pure water, and the one-way electromagnetic valve (302) is used for conducting the pure water in the water supply tank (303) to the sampling pipe (201);
when the stirring blades (301) are in an initial state, the stirring blades are attached to the bottom surface of the piston disc (202) and form a regular surface matched with the bottom surface of the sampling tube (201);
when the water sampling device is in a working state, the piston disc (202) drives the stirring sheets (301) to rotate, the opening direction of the pocket-shaped space is the same as the rotation direction of the stirring sheets (301), and under the condition that water sample or pure water enters the pocket-shaped space, the stirring sheets (301) elastically expand, and the inner wall of the sampling tube (201) is cleaned by pushing the water flow to rotate;
the positioning mechanism is located on the mounting frame (1) and is respectively connected with the water sample collecting mechanisms, and is used for adjusting the sampling range of the water sample collecting mechanisms by adjusting the distance between the water sample collecting mechanisms.
2. An intelligent water sample collection device with a cleaning structure according to claim 1, wherein: the stirring piece (301) is shaped like a Chinese wolf tooth, and the stirring piece (301) and the piston disc (202) are made of elastic rubber.
3. An intelligent water sample collection device with a cleaning structure according to claim 1, wherein: the rotary driving piece (204) comprises a stirring motor, the driving end of the stirring motor is detachably connected with the piston disc (202) through a dismounting mechanism, the dismounting mechanism comprises an inner threaded sleeve (401) and an outer threaded rod (402), the inner threaded sleeve (401) is fixedly arranged on one side, far away from a sampling port, of the piston disc (202), the outer threaded rod (402) is fixedly arranged at the driving end of the stirring motor, and the locking direction of threads between the outer threaded rod (402) and the inner threaded sleeve (401) is the same as the driving rotation direction of the rotary driving piece (204).
4. A water sample collection device for intelligent water service with a cleaning structure according to claim 3, wherein: lifting drive spare (203) are including flexible electric jar, flexible electric jar's movable part and agitator motor fixed connection, flexible electric jar demountable installation is on sampling pipe (201), sampling pipe (201) demountable installation has closing cap (501) at flexible electric jar top, demountable installation has sealing ring (502) in sampling pipe (201), sealing ring (502) inner wall and flexible electric jar's movable part outer wall slip laminating.
5. An intelligent water sample collection device with a cleaning structure according to claim 1, wherein: the utility model discloses a water supply tank, including installation frame (1), sampling pipe (201) are kept away from to supply tank (303), supply tank (303) one side is equipped with water supply mechanism, water supply mechanism includes delivery pipe (801), water purifier (802) and flexible pipe (804), delivery pipe (801) are linked together water purifier (802) and supply tank (303), water purifier (802) are linked together with flexible pipe (804) through water pump (803), flexible pipe (804) tip is equipped with filter screen (805), supply tank (303) one side is equipped with visual window (806) that are used for observing the interior water yield of supply tank (303).
6. The intelligent water sample collection device with a cleaning structure according to claim 5, wherein: be equipped with on mounting bracket (1) and be used for accomodating the receiving mechanism of flexible pipe (804) through winding mode, receiving mechanism includes receiving section of thick bamboo (901), slide bar (902) and extrusion dish (903), receiving section of thick bamboo (901) inner wall and slide bar (902) outer wall slip laminating, the one end and the extrusion dish (903) fixed connection of slide bar (902), slide bar (902) other end is connected through extrusion spring (904) with receiving section of thick bamboo (901), elastic clamping arc board (905) that are used for centre gripping flexible pipe (804) are installed to extrusion dish (903) one side.
7. An intelligent water sample collection device with a cleaning structure according to claim 1, wherein: the sampling tube (201) is fixedly connected with the positioning mechanism through the connecting frame (6), and the connecting frame (6) is in a three-fork shape and is respectively fixedly connected with the top, the middle and the bottom of the sampling tube (201).
8. The intelligent water sample collection device with a cleaning structure of claim 7, wherein: the water sample collecting device is characterized in that the position adjusting mechanism comprises two double-head hydraulic rods (701), the number of the water sample collecting mechanisms is four, the two double-head hydraulic rods (701) are transversely arranged and vertically overlapped and fixed on the mounting frame (1), and the movable part end head of the double-head hydraulic rods (701) is fixedly connected with a single head of the connecting frame (6).
9. The intelligent water sample collection device with a cleaning structure of claim 7, wherein: the positioning mechanism comprises a supporting seat (101), a driving hydraulic rod (102), a first telescopic rod (103) and a second telescopic rod (104), one end of each of the plurality of first telescopic rods (103) is connected with the supporting seat (101), the other end of each of the first telescopic rods (103) is connected with a connecting frame (6), two adjacent first telescopic rods (103) are connected through the driving hydraulic rod (102), and two ends of each driving hydraulic rod (102) are fixedly connected with movable parts of the two adjacent first telescopic rods (103) respectively; the other two adjacent first telescopic rods (103) are connected through a second telescopic rod (104), and two ends of the second telescopic rod (104) are fixedly connected with movable parts of the two adjacent first telescopic rods (103) respectively;
when the driving hydraulic rod (102) drives two adjacent first telescopic rods (103) to extend, the plurality of second telescopic rods (104) drive the rest first telescopic rods (103) to extend synchronously, so that the sampling range of the water sample collecting mechanism is enlarged;
when the driving hydraulic rod (102) drives two adjacent first telescopic rods (103) to shrink, the plurality of second telescopic rods (104) drive the rest first telescopic rods (103) to shrink synchronously, so that the sampling range of the water sample collecting mechanism is shortened.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310382014.3A CN116429510A (en) | 2023-04-11 | 2023-04-11 | Intelligent water sample collecting device with cleaning structure for water service |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310382014.3A CN116429510A (en) | 2023-04-11 | 2023-04-11 | Intelligent water sample collecting device with cleaning structure for water service |
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| CN116429510A true CN116429510A (en) | 2023-07-14 |
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| CN202310382014.3A Withdrawn CN116429510A (en) | 2023-04-11 | 2023-04-11 | Intelligent water sample collecting device with cleaning structure for water service |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117213925A (en) * | 2023-11-03 | 2023-12-12 | 中环国化江苏环境检测有限公司 | Ecological environment monitoring water sample collection system |
| CN117664260A (en) * | 2023-11-30 | 2024-03-08 | 浙江荣际汽车零部件股份有限公司 | Self-cleaning hot wire type air flowmeter |
| CN117929673A (en) * | 2024-03-25 | 2024-04-26 | 四川汇邦环保科技有限公司 | Online monitoring device for ammonia nitrogen in water quality |
| CN118150794A (en) * | 2024-05-10 | 2024-06-07 | 合肥工业大学 | Water quality monitoring equipment for gardens and method thereof |
| CN118209375A (en) * | 2024-05-21 | 2024-06-18 | 河南琢磨检测研究院有限公司 | Multifunctional field water sample collection and detection tool and detection method |
| CN118620719A (en) * | 2024-08-15 | 2024-09-10 | 青岛英赛特生物科技有限公司 | Air microorganism sampling and detecting integrated device |
| CN117664260B (en) * | 2023-11-30 | 2024-11-08 | 浙江荣际汽车零部件股份有限公司 | Self-cleaning hot wire type air flowmeter |
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2023
- 2023-04-11 CN CN202310382014.3A patent/CN116429510A/en not_active Withdrawn
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117213925A (en) * | 2023-11-03 | 2023-12-12 | 中环国化江苏环境检测有限公司 | Ecological environment monitoring water sample collection system |
| CN117213925B (en) * | 2023-11-03 | 2024-01-23 | 中环国化江苏环境检测有限公司 | Ecological environment monitoring water sample collection system |
| CN117664260A (en) * | 2023-11-30 | 2024-03-08 | 浙江荣际汽车零部件股份有限公司 | Self-cleaning hot wire type air flowmeter |
| CN117664260B (en) * | 2023-11-30 | 2024-11-08 | 浙江荣际汽车零部件股份有限公司 | Self-cleaning hot wire type air flowmeter |
| CN117929673A (en) * | 2024-03-25 | 2024-04-26 | 四川汇邦环保科技有限公司 | Online monitoring device for ammonia nitrogen in water quality |
| CN117929673B (en) * | 2024-03-25 | 2024-05-31 | 四川汇邦环保科技有限公司 | Online monitoring device for ammonia nitrogen in water quality |
| CN118150794A (en) * | 2024-05-10 | 2024-06-07 | 合肥工业大学 | Water quality monitoring equipment for gardens and method thereof |
| CN118150794B (en) * | 2024-05-10 | 2024-07-26 | 合肥工业大学 | Water quality monitoring equipment for gardens and method thereof |
| CN118209375A (en) * | 2024-05-21 | 2024-06-18 | 河南琢磨检测研究院有限公司 | Multifunctional field water sample collection and detection tool and detection method |
| CN118620719A (en) * | 2024-08-15 | 2024-09-10 | 青岛英赛特生物科技有限公司 | Air microorganism sampling and detecting integrated device |
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Application publication date: 20230714 |