CN114965919A - Urban water environment comprehensive treatment intelligent management and control system - Google Patents

Abstract

The invention discloses a comprehensive treatment intelligent control system for urban water environment, belonging to the field of comprehensive treatment of water environment, and comprising a connecting pipe and a filter joint, wherein the connecting pipe comprises an upper part, a middle part and a lower part, the middle part is positioned between the upper part and the lower part, the filter joint is arranged at the bottom of the lower part, a water pump pipeline is sleeved on the upper part, the filter joint comprises a filter pipe, a sealing plate and a connecting ring, the connecting ring is inserted in the inner side of the bottom of the lower part in a threaded manner, the filter pipe is positioned at the bottom of the connecting ring, the sealing plate is positioned at the bottom of the filter pipe, a rubber pad is arranged in the lower part, a movable plate is arranged at the bottom of the rubber pad, the self-cleaning function of the filter device can be realized, and the times of manual cleaning or replacement of the filter device are reduced, therefore, the cost can be reduced, and the real-time monitoring of the water quality is more stable.

Description

Urban water environment comprehensive treatment intelligent management and control system

Technical Field

The invention relates to the field of comprehensive treatment of water environment, in particular to an intelligent management and control system for urban water environment comprehensive treatment.

Background

In urban water quality environment comprehensive treatment, the most critical step is to monitor water quality, each index of the water quality is analyzed, more targeted management and control can be realized, the effect of the management and control can be proved by monitoring each index change of the water quality on line in real time for a long time, and the correct management and control direction can be determined, the online monitoring of the water quality is realized by an automatic monitoring station formed by combining various devices, and the working steps of the automatic monitoring station mainly comprise water taking and sampling, water sample pretreatment, water sample test and data acquisition control;

and generally need install filter screen device additional on the sampling tube when the water intaking is sampled, but when the filter screen device who installs additional among the prior art uses in the river course, easily by the floater in the river, alga and particulate matter jam, thereby lead to water intaking flow to diminish, the water intaking is difficult, and can influence the experimental result of water sample, in case the condition that the jam appears just needs artificial clearance, and the clearance number of times of filter screen will be more frequent in the relatively poor polluted river of environment, can not in time clear up then be can influence the real-time supervision of automatic monitoring station to quality of water.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide an intelligent management and control system for urban water environment comprehensive treatment, which can realize the self-cleaning function of a filtering device, is not added with a driving device using electric energy and the like, is more energy-saving, reduces the times of manual cleaning or replacement of the filtering device, thereby reducing the cost and ensuring that the real-time monitoring of the water quality is more stable.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

The utility model provides an urban water environment synthesizes and administers wisdom management and control device, includes connecting pipe and filtration festival, its characterized in that: the connecting pipe comprises an upper part, a middle part and a lower part, the middle part is positioned between the upper part and the lower part, the filtering joint is arranged at the bottom of the lower part, and a water pump pipeline is sleeved on the upper part;

the filter section comprises a filter pipe, a sealing plate and a connecting ring, the connecting ring is inserted into the inner side of the bottom of the lower part in a threaded manner, the filter pipe is positioned at the bottom of the connecting ring, and the sealing plate is positioned at the bottom of the filter pipe;

the inside of lower part is provided with the rubber pad, the fly leaf is installed to the rubber pad bottom, the bottom of fly leaf is provided with the connecting rod, the bottom of connecting rod is passed the filter tube is provided with the mounting panel, first branch is installed in the outside at mounting panel top, the top of first branch is provided with the scraping ring, the mounting panel with install the spring between the filter festival, just the spring encircles in the outside of connecting rod, be provided with slewing mechanism on the connecting rod, the lower extreme of filter festival still is provided with protection machanism, the connecting rod with be provided with the connecting piece between the mounting panel.

Further, the scraping ring comprises a ring arranged at the top of the first supporting rod and a brush arranged on the inner side of the ring, main bodies of the ring and the brush are all surrounded on the outer side of the filter pipe, and the upper end of the ring is an inclined plane inclined towards the inner side.

Further, slewing mechanism is including installation piece, fixture block and connecting core, the installation piece is installed the bottom of fly leaf and cover are established the outside of connecting rod, the fixture block is installed the top of connecting rod and rotatable joint are in the installation piece, the connecting core is installed the centre of a circle department of filter tube, it establishes to set up the interlude groove cover on the connecting core the connecting rod outside, the helicla flute has been seted up on the surface of connecting rod, be provided with the card in the helicla flute and go into the spiral piece in the helicla flute, just the shape of spiral piece with the helicla flute shape conforms.

Further, the protection machanism includes protective cover, second branch and solid fixed ring, the protective cover is located the inside of filter tube, the protective cover is established the outside of mounting panel and first branch, second branch is installed the top of protective cover, gu fixed ring installs the top of second branch, gu fixed ring thread bush is established the outside of lower part.

Furthermore, the connecting piece comprises a fixing ring arranged at the center of the circle at the top of the mounting plate, a first hexagonal groove and a hexagonal rod movably inserted in the first hexagonal groove are formed in the bottom of the connecting rod, the first connecting rod is sleeved on the outer side of the lower end of the connecting rod in a threaded manner, a second hexagonal groove is formed in the mounting plate, and one end, far away from the first hexagonal groove, of the hexagonal rod is inserted in the second hexagonal groove.

Further, the bottom of hexagonal pole is inlayed and is established and install the ball, the bottom of ball with bottom surface contact in the protective cover.

Furthermore, the positions of the first supporting rod and the second supporting rod are relatively overlapped, and the number of spiral turns of the spiral groove is an integer.

Furthermore, a plurality of first through holes are formed in the mounting plate, and second through holes which are opposite to the first through holes in position and communicated with the first through holes are formed in the protective cover.

The utility model provides a municipal water environment comprehensive treatment wisdom management and control system, is applied to foretell municipal water environment comprehensive treatment wisdom management and control device, includes following step:

step 1: when the water taking and sampling device is used, the water taking and sampling device is connected with a water pump through a pipeline, the water pump is connected with a pretreatment unit through a pipeline, the pretreatment unit is connected with various monitoring devices, and a connecting pipeline of the water taking and sampling device and the water pump is monitored by using a pressure monitoring unit and a water flow monitoring unit;

step 2: starting a water pump to operate when monitoring is started, carrying out self-cleaning once by the water taking and sampling device by means of negative pressure suction generated by the water pump, then pumping water with impurities filtered out by the water pump through the water taking and sampling device, and conveying the water to the pretreatment unit;

and step 3: the method comprises the steps that the pressure and the water flow of a pipeline when a water pump pumps water are monitored in real time, the pressure monitoring unit and the water flow monitoring unit send the pressure and the water flow monitored by the pressure monitoring unit and the water flow monitoring unit to a data acquisition control unit in real time, the data acquisition control unit analyzes the water pressure and the water flow in real time, when the pressure and the water flow are reduced, alarm information of abnormal water taking sampling is transmitted to a manager on line, and when the water pump is not stopped and the water flow disappears or is extremely small, the data acquisition control unit immediately controls the water pump to stop pumping water to prevent equipment failure and sends alarm information to the manager;

and 4, step 4: the water pumped by the water pump is subjected to further filtration and precipitation treatment by the pretreatment unit and then is supplied to various monitoring devices;

and 5: when the monitoring is finished, the water pump stops running, the negative pressure suction force generated by the water pump disappears, the water flow stops flowing, and the water taking and sampling device performs self-cleaning once again.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) this scheme can realize water intaking sampling device's self-cleaning function, and the water intaking sampling device that has avoided of very big degree blocks up and leads to discharge to diminish to ensure to satisfy the water intaking amount of automatic monitoring station sampling, avoid influencing the real-time supervision of automatic monitoring station, reduce artifical maintenance number of times, reduce cost.

(2) The scheme provides a more reasonable water taking sampling control method, further enhances the stability of water flow and water pressure intensity during water taking sampling, thereby improving the stability of long-term online real-time monitoring of the automatic monitoring station, responding when blockage occurs, and timely notifying a manager, thereby being capable of timely overhauling.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a front cross-sectional view of the present invention;

FIG. 3 is an exploded view of the present invention;

FIG. 4 is an exploded view of the related structure of the connector of the present invention;

FIG. 5 is a schematic view of the construction of the connecting core of the present invention;

FIG. 6 is an enlarged view taken at A of FIG. 2 in accordance with the present invention;

FIG. 7 is an enlarged view taken at B of FIG. 2 in accordance with the present invention;

fig. 8 is an enlarged view of the invention at C in fig. 2.

The reference numbers in the figures illustrate:

1. an upper portion; 2. a middle part; 3. a lower portion; 4. a filtering section; 401. a filter tube; 402. a closing plate; 403. a connecting ring; 5. a water pump pipeline; 6. a rubber pad; 7. a movable plate; 8. a connecting rod; 9. mounting a plate; 10. a first support bar; 11. acircular ring 12 and a brush; 13. a spring; 14. mounting blocks; 15. a clamping block; 16 connecting the cores; 17. inserting the slot; 18. a helical groove; 19. a screw block; 20. a fixed ring, 21 a first hexagonal groove; 22 hexagonal rods; 23. a second hexagonal groove; 24. a protective cover; 25. a second support bar; 26. a fixing ring; 27. balls, 28, first through holes, 29, second through holes.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

Referring to fig. 1-8, an urban water environment comprehensive treatment intelligent management and control device comprises a connecting pipe and afiltering node 4, wherein the connecting pipe comprises anupper part 1, amiddle part 2 and alower part 3, themiddle part 2 is positioned between theupper part 1 and thelower part 3, thefiltering node 4 is arranged at the bottom of thelower part 3, and awater pump pipeline 5 is sleeved on theupper part 1;

the filter joint 4 comprises afilter pipe 401, aclosing plate 402 and a connectingring 403, the connectingring 403 is inserted and connected at the inner side of the bottom of thelower part 3 in a threaded manner, thefilter pipe 401 is positioned at the bottom of the connectingring 403, and theclosing plate 402 is positioned at the bottom of thefilter pipe 401;

arubber pad 6 is arranged in thelower part 3, amovable plate 7 is arranged at the bottom of therubber pad 6, a connectingrod 8 is arranged at the bottom of themovable plate 7, the bottom of the connectingrod 8 penetrates through thefilter pipe 401 and is provided with a mountingplate 9, a first supportingrod 10 is arranged on the outer side of the top of the mountingplate 9, a scraping ring is arranged at the top of the first supportingrod 10, aspring 13 is arranged between the mountingplate 9 and the filter joint 4, thespring 13 surrounds the outer side of the connectingrod 8, a rotating mechanism is arranged on the connectingrod 8, a connecting piece is arranged between the connectingrod 8 and the mountingplate 9, and a protection mechanism is further arranged at the lower end of the filter joint 4;

can realize water intaking sampling device's self-cleaning function through above-mentioned scheme, the water intaking sampling device of having avoided of very big degree blocks up and leads to discharge to diminish to ensure to satisfy the water intaking amount of automatic monitoring station sampling, avoid influencing the real-time supervision of automatic monitoring station, reduce artifical maintenance and maintenance number of times, reduce cost.

Referring to fig. 7, the scraper ring includes aring 11 mounted on the top of thefirst support bar 10 and abrush 12 mounted on the inner side of thering 11, the bodies of thering 11 and thebrush 12 both surround the outer side of thefilter pipe 401, and the upper end of thering 11 is an inclined surface inclined to the inner side;

can strike off impurity such as the alga mud offilter tube 401 surface adhesion throughring 11, then can carry out more meticulous clearance to filtertube 401's surface throughbrush 12, and both cooperations can play better clearance effect.

Referring to fig. 2, 4 and 5, the rotating mechanism includes aninstallation block 14, afixture block 15 and aconnection core 16, theinstallation block 14 is installed at the bottom of themovable plate 7 and sleeved on the outer side of theconnection rod 8, thefixture block 15 is installed at the top of theconnection rod 8 and rotatably clamped in theinstallation block 14, theconnection core 16 is installed at the center of the circle of thefilter tube 401, a throughslot 17 is formed in theconnection core 16 and sleeved on the outer side of theconnection rod 8, aspiral groove 18 is formed in the surface of theconnection rod 8, aspiral block 19 clamped in thespiral groove 18 is arranged in thespiral groove 18, and the shape of thespiral block 19 is in accordance with the shape of thespiral groove 18;

through the spiral effect that sets uphelicla flute 18 andspiral piece 19, can make connectingrod 8 rotate when reciprocating to makering 11 andbrush 12 rotate when reciprocating, can carry out better scrubbing effect to filtertube 401 throughbrush 12, get rid of more thoroughly to the impurity granule on thefilter tube 401.

Referring to fig. 3, the protection mechanism includes aprotection cover 24, asecond support rod 25 and a fixingring 26, theprotection cover 24 is located inside thefilter tube 401, theprotection cover 24 is sleeved on the outer sides of the mountingplate 9 and thefirst support rod 10, thesecond support rod 25 is installed on the top of theprotection cover 24, the fixingring 26 is installed on the top of thesecond support rod 25, and the fixingring 26 is sleeved on the outer side of thelower portion 3 in a threaded manner;

the normal movement that objects such as stone in the river can be prevented from interfering with connectingrod 8 and mountingpanel 9 through setting up protection machanism, avoids connectingrod 8 and mountingpanel 9 to receive and hinders unable normal removal, leads to the unable circumstances of drawing water to appear for the device operation is more stable, and the suitability is stronger.

Referring to fig. 4 and 8, the connecting element includes a fixingring 20 installed at the center of the circle at the top of the mountingplate 9, a firsthexagonal groove 21 and ahexagonal rod 22 movably inserted in the firsthexagonal groove 21 are formed at the bottom of the connectingrod 8, the first supportingrod 10 is sleeved at the outer side of the lower end of the connectingrod 8 through a thread, a secondhexagonal groove 23 is formed in the mountingplate 9, and one end of thehexagonal rod 22, which is far away from the firsthexagonal groove 21, is inserted in the secondhexagonal groove 23;

through the threaded connection with connectingrod 8 and solid fixedring 20 can make connectingrod 8 and mountingpanel 9 and other relevant parts can be dismantled and parts, can change certain part alone when overhauing the change, reduce cost, and the equipment is also comparatively simple, and set up firsthexagonal groove 21 andhexagonal pole 22 and can ensure that the threaded connection offirst branch 10 and connectingrod 8 is not hard up when the rotation of long-termuse connecting rod 8 and mountingpanel 9 can not.

Referring to fig. 8, aball 27 is embedded in the bottom end of thehexagonal rod 22, and the bottom end of theball 27 contacts with the inner bottom surface of theprotective cover 24;

the contact area can be reduced and friction can be reduced by the contact of the embeddedball 27 and theprotective cover 24, so that thehexagonal rod 22 can rotate smoothly along with the connectingrod 8 without generating more resistance.

Referring to fig. 1 and 3, the positions of the first supportingrod 10 and the second supportingrod 25 are relatively overlapped, and the number of spiral turns of thespiral groove 18 is an integer;

this arrangement ensures that thefirst strut 10 and thesecond strut 25 are still in the overlapping state when thefirst strut 10 reaches the apex, so that the suction volume of thefilter tube 401 when pumping water is not affected much.

Referring to fig. 2 and 3, the mountingplate 9 is provided with a plurality of first throughholes 28, and theprotective cover 24 is provided with second throughholes 29 opposite to the plurality of first throughholes 28 and communicated with the plurality of first through holes;

when water flows into the inner side of the second supportingrod 25 through the gap between the second supportingrod 25 and theclosing plate 402, the water flow can be discharged more easily when the mountingplate 9 moves up and down through the first throughhole 28 and the second throughhole 29, and the resistance to the up-and-down movement of the mountingplate 9 is reduced correspondingly.

The utility model provides a municipal water environment comprehensive treatment wisdom management and control system, is applied to foretell municipal water environment comprehensive treatment wisdom management and control device, includes following step:

step 1: when the water taking and sampling device is used, the water taking and sampling device is connected with a water pump through a pipeline, the water pump is connected with a pretreatment unit through a pipeline, the pretreatment unit is connected with various monitoring devices, and a connecting pipeline of the water taking and sampling device and the water pump is monitored by a pressure monitoring unit and a water flow monitoring unit;

and 2, step: starting a water pump to operate when monitoring is started, carrying out self-cleaning once by the water taking and sampling device by means of negative pressure suction generated by the water pump, then pumping water with impurities filtered out by the water pump through the water taking and sampling device, and conveying the water to the pretreatment unit;

and step 3: the method comprises the steps that the pressure intensity and the water flow of a pipeline when a water pump pumps water are monitored in real time, the pressure intensity monitoring unit and the water flow monitoring unit send the pressure intensity and the water flow monitored by the pressure intensity monitoring unit and the water flow monitoring unit to a data acquisition control unit in real time, the data acquisition control unit analyzes the water pressure and the water flow in real time, alarm information of abnormal water intake sampling is transmitted to a manager on line when the pressure intensity and the water flow are reduced, and when the water pump is not stopped and the water flow is disappeared or extremely small, the data acquisition control unit immediately controls the water pump to stop pumping water to prevent equipment faults and sends alarm information to the manager;

and 4, step 4: the water pumped by the water pump is subjected to further filtration and precipitation treatment by the pretreatment unit and then is supplied to various monitoring devices;

and 5: when the monitoring is finished, the water pump stops running, the negative pressure suction force generated by the water pump disappears, the water flow stops flowing, and the water taking and sampling device performs self-cleaning once again.

Through the above more reasonable water taking sampling control method, the stability of water flow and water pressure strength during water taking sampling is further enhanced, so that the stability of long-term online real-time monitoring of the automatic monitoring station is improved, a response is made when blockage occurs, and a manager is timely informed, so that the automatic monitoring station can be timely overhauled. .

The working principle is as follows: when the water pump is used, after thewater pump pipeline 5 is connected with the water pump, the water pump is started to generate negative pressure suction force to pump water, therubber pad 6 and themovable plate 7 move upwards under the action of negative pressure, themovable plate 7 drives the connectingrod 8 and the mountingplate 9 to move upwards in the moving process, the mountingplate 9 drives the first supportingrod 10, thecircular ring 11 and thebrush 12 to move upwards, impurities on the surface of thefilter pipe 401 can be scraped and cleaned by thecircular ring 11 and thebrush 12 in the moving process, and the connectingrod 8 can rotate under the action of thespiral groove 18 and thespiral block 19 when moving upwards, and moves upwards while rotating to achieve a better cleaning effect on thefilter pipe 401;

whenring 11 andbrush 12 remove when the ground laminating with solid fixedring 26,rubber pad 6 and flyleaf 7 have been in the inner chamber ofmiddle part 2 completely, the produced negative pressure suction of water pump can be bymiddle part 2 andlower part 3 through the rivers after the filtration impurity offiltration section 4 extraction, the water pump shut down negative pressure suction disappears after the extraction is accomplished, the rivers stop to flow,spring 13 can drive mountingpanel 9 and connectingrod 8 and move down to reset, move down the in-process and can take place the rotation equally, clear up the surface offilter tube 401 once more, prevent that debris from blockking upfilter tube 401.

The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims (9)

1. The utility model provides an urban water environment comprehensive treatment wisdom management and control device, includes connecting pipe and filtration festival (4), its characterized in that: the connecting pipe comprises an upper part (1), a middle part (2) and a lower part (3), the middle part (2) is positioned between the upper part (1) and the lower part (3), the filtering joint (4) is installed at the bottom of the lower part (3), and a water pump pipeline (5) is sleeved on the upper part (1);

the filtering section (4) comprises a filtering pipe (401), a closing plate (402) and a connecting ring (403), the connecting ring (403) is inserted at the inner side of the bottom of the lower part (3) in a threaded manner, the filtering pipe (401) is positioned at the bottom of the connecting ring (403), and the closing plate (402) is positioned at the bottom of the filtering pipe (401);

the inside of lower part (3) is provided with rubber pad (6), fly leaf (7) are installed to rubber pad (6) bottom, the bottom of fly leaf (7) is provided with connecting rod (8), the bottom of connecting rod (8) is passed filter tube (401) and be provided with mounting panel (9), first branch (10) are installed in the outside at mounting panel (9) top, the top of first branch (10) is provided with the scraping ring, mounting panel (9) with install spring (13) between filter section (4), just spring (13) encircle the outside of connecting rod (8), be provided with slewing mechanism on connecting rod (8), the lower extreme of filter section (4) still is provided with protection machanism, connecting rod (8) with be provided with the connecting piece between mounting panel (9).

2. The intelligent management and control device for urban water environment comprehensive treatment according to claim 1, wherein: the scraping ring comprises a ring (11) arranged at the top of the first supporting rod (10) and a brush (12) arranged on the inner side of the ring (11), the main bodies of the ring (11) and the brush (12) are all surrounded on the outer side of the filtering pipe (401), and the upper end of the ring (11) is an inclined plane inclined towards the inner side.

3. The intelligent management and control device for urban water environment comprehensive treatment according to claim 1, wherein: slewing mechanism includes installation piece (14), fixture block (15) and connecting core (16), installation piece (14) are installed the bottom of fly leaf (7) and cover are established the outside of connecting rod (8), fixture block (15) are installed the top of connecting rod (8) and rotatable joint are in installation piece (14), connecting core (16) are installed the centre of a circle department of filter tube (401), it establishes to wear slot (17) cover to set up on connecting core (16) connecting rod (8) outside, helicla flute (18) have been seted up on the surface of connecting rod (8), be provided with in helicla flute (18) and block spiral piece (19) in the helicla flute (18) of card, just the shape of helicla flute (19) with helicla flute (18) shape conforms.

4. The intelligent management and control device for urban water environment comprehensive treatment according to claim 1, wherein: protection machanism includes protective cover (24), second branch (25) and solid fixed ring (26), protective cover (24) are located the inside of filter tube (401), protective cover (24) cover is established the outside of mounting panel (9) and first branch (10), second branch (25) are installed the top of protective cover (24), gu fixed ring (26) are installed the top of second branch (25), gu fixed ring (26) screw thread cover is established the outside of lower part (3).

5. The intelligent management and control device for urban water environment comprehensive treatment according to claim 1, wherein: the connecting piece is including installing solid fixed ring (20) of mounting panel (9) top centre of a circle department, connecting rod (8) bottom is seted up first hexagonal groove (21) that have and hexagonal pole (22) that activity grafting was in first hexagonal groove (21), first branch (10) threaded sleeve is established the outside of connecting rod (8) lower extreme, second hexagonal groove (23) have been seted up on mounting panel (9), the one end that affiliated first hexagonal groove (21) was kept away from in hexagonal pole (22) is pegged graft in second hexagonal groove (23).

6. The intelligent management and control device for urban water environment comprehensive treatment according to claim 5, wherein: the bottom of hexagonal pole (22) is inlayed and is established and install ball (27), the bottom of ball (27) with bottom surface contact in protective cover (24).

7. The intelligent management and control device for urban water environment comprehensive treatment according to claim 4, wherein: the positions of the first supporting rod (10) and the second supporting rod (25) are relatively overlapped, and the number of spiral turns of the spiral groove (18) is an integer.

8. The intelligent management and control device for urban water environment comprehensive treatment according to claim 4, wherein: a plurality of first through holes (28) are formed in the mounting plate (9), and second through holes (29) which are opposite to and communicated with the first through holes (28) in position are formed in the protective cover (24) respectively.

9. The utility model provides an urban water environment comprehensive treatment wisdom management and control system which characterized in that: the intelligent management and control device for the comprehensive treatment of the urban water environment, which is disclosed by any one of claims 1 to 8, comprises the following steps:

step 1: when the water taking and sampling device is used, the water taking and sampling device is connected with a water pump through a pipeline, the water pump is connected with a pretreatment unit through a pipeline, the pretreatment unit is connected with various monitoring devices, and a connecting pipeline of the water taking and sampling device and the water pump is monitored by using a pressure monitoring unit and a water flow monitoring unit;

step 2: starting a water pump to operate when monitoring is started, carrying out self-cleaning once by the water taking and sampling device by means of negative pressure suction generated by the water pump, then pumping water with impurities filtered out by the water pump through the water taking and sampling device, and conveying the water to the pretreatment unit;

and step 3: the method comprises the steps that the pressure and the water flow of a pipeline when a water pump pumps water are monitored in real time, the pressure monitoring unit and the water flow monitoring unit send the pressure and the water flow monitored by the pressure monitoring unit and the water flow monitoring unit to a data acquisition control unit in real time, the data acquisition control unit analyzes the water pressure and the water flow in real time, when the pressure and the water flow are reduced, alarm information of abnormal water taking sampling is transmitted to a manager on line, and when the water pump is not stopped and the water flow disappears or is extremely small, the data acquisition control unit immediately controls the water pump to stop pumping water to prevent equipment failure and sends alarm information to the manager;

and 4, step 4: the water pumped by the water pump is subjected to further filtration and precipitation treatment by the pretreatment unit and then is supplied to various monitoring devices;

and 5: when the monitoring is finished, the water pump stops running, the negative pressure suction force generated by the water pump disappears, the water flow stops flowing, and the water taking and sampling device performs self-cleaning once again.

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