CN212083415U

CN212083415U - Multifunctional water quality analysis contrast demonstration device

Info

Publication number: CN212083415U
Application number: CN202020992827.6U
Authority: CN
Inventors: 耿志彪; 张智勇; 王文慧; 何康; 孔佑鹏; 陈赫朋; 于鹏辉
Original assignee: Yellow River Machinery Factory Yellow River Conservancy Commission
Current assignee: Huanghe Machinery Co.,Ltd.
Priority date: 2020-06-03
Filing date: 2020-06-03
Publication date: 2020-12-04
Anticipated expiration: 2030-06-03

Abstract

Multifunctional water quality analysis contrast presentation device, including removing the box, be provided with sampling device in the removal box, the sampling water storage tank, the purified water storage tank, the mineral water storage tank, multistage physical filtration device, water quality analysis device, power supply and PLC controller, sampling device is connected with the sampling water storage tank, the sampling water storage tank is connected with multistage physical filtration device, multistage physical filtration device is connected with the purified water storage tank, the sampling water storage tank, the purified water storage tank, the storage tank is connected with water quality analysis device respectively, water quality analysis device's delivery port stretches out and removes the box, power supply passes through the dc-to-ac converter respectively with sampling device, multistage physical filtration device, water quality analysis device and PLC controller electricity are connected, the PLC controller respectively with sampling device, multistage physical filtration device and water quality analysis device signal connection. The utility model discloses can show water physics purification process and quality of water parameter contrast towards ordinary personnel, be favorable to propaganda water quality protection work.

Description

Multifunctional water quality analysis contrast demonstration device

Technical Field

The utility model relates to a water quality analysis equipment field, specific theory relates to a multi-functional water quality analysis contrast presentation device.

Background

Quality of water in river course, lake or the channel directly influences people's living environment and drinking water safety, however, whether quality of water is good does not have a clear concept to most people, and traditional water quality analyzer is only the analysis and detection quality of water, can not realize carrying out filtration purification's function to the water sample that detects, can't carry out the quality of water analysis contrast to different water samples, can't play the educational objective of propaganda and show water quality protection work to the staff.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a multi-functional water quality analysis contrast presentation device, the utility model discloses collect multiple functions in an organic whole such as sampling, multistage physical filtration, water quality analysis, water quality parameter contrast, show and teaching and drinking water use, can show water physics purification process and water quality parameter contrast towards ordinary personnel, be favorable to propaganda water quality protection work, improve people's water quality protection consciousness.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a multifunctional water quality analysis comparison demonstration device comprises a movable box body, wherein a sampling device, a sampling water storage tank, a purified water storage tank, a mineral water storage tank, a multi-stage physical filtering device, a water quality analysis device, a power supply, an inverter and a PLC (programmable logic controller) are arranged in the movable box body, a water inlet of the sampling device extends into the water surface of a sampling place, a water outlet of the sampling device is connected with a water inlet of the sampling water storage tank, a water outlet of the sampling water storage tank is connected with a water inlet of the multi-stage physical filtering device, a water outlet of the sampling water storage tank is connected with a water inlet of the purified water storage tank, the sampling water storage tank, the purified water storage tank and the mineral water storage tank are respectively connected with a water inlet of the water quality analysis device, a water outlet of the water quality analysis device extends out of the movable box body, the power, the PLC is respectively in signal connection with the sampling device, the multi-stage physical filtering device and the water quality analysis device.

The movable box body is a metal cabinet, two protective insulating partition plates which are arranged in the movable box body at intervals are separated into a control chamber, a power supply chamber and a water quality analysis chamber from back to front, heavy mute wheels with locking mechanisms are installed on the periphery of the bottom of the movable box body, the cabinet doors are installed on the front side, the rear side, the left side and the right side of the movable box body, and the lower side portions of the cabinet doors on the left side and the right side are provided with ventilating dustproof windows.

The sampling device comprises a sampling pump, a sampling pipe and an automatic pipe collecting device, wherein two first horizontal supporting plates which are arranged at intervals up and down are arranged in a water quality analysis chamber, the water quality analysis chamber is divided into three layers of spaces by the two first horizontal supporting plates, the sampling pump and the automatic pipe collecting device are fixedly arranged at the bottom of the lowest layer space of the water quality analysis chamber, the sampling pipe is arranged on the automatic pipe collecting device, a water outlet of the sampling pipe is connected with a water pumping port of the sampling pump, a water inlet of the sampling pipe extends out of a movable box body and extends into the water surface of a sampling place, a filter valve and a bottom valve are sequentially arranged on the water inlet side of the sampling pipe along the water flow direction, a sampling water storage tank, a purified water storage tank and a mineral water storage tank are fixedly arranged on the upper surface of the first horizontal supporting plate on the lower side at intervals at left and right, the sampling water storage tank, one side bottom of purifying water storage tank and mineral water storage tank all is provided with the outlet, water valve department installs the water valve, the sampling water storage tank, the top of purifying water storage tank and mineral water storage tank all is provided with the top cap of taking gas vent and water inlet, the delivery port of sampling pump passes through first water piping connection with the water inlet of sampling water storage tank, power supply passes through the dc-to-ac converter respectively with the sampling pump, automatic pipe coiling ware and three sets of water level switch electricity are connected, the PLC controller respectively with the sampling pump, automatic pipe coiling ware and three sets of water level switch signal connection.

The multistage physical filtering device comprises a power pump and a four-stage filtering water purifier, the power pump is fixedly arranged on the upper surface of the first horizontal supporting plate at the lower side and is positioned in the middle layer space, the four-stage filtering water purifier is fixedly arranged on the upper surface of the first horizontal supporting plate at the upper side and is positioned in the uppermost layer space, the water outlet of the sampling water storage tank is connected with the water inlet of the four-stage filtering water purifier through a second water pipe, the power pump is arranged on the second water pipe, and the water outlet of the four-stage filtering water purifier is connected with the water inlet of the purified water storage;

the water quality analysis device comprises a detection pipe, a water tank with an open top and a water quality sensor with a cylindrical structure, wherein the detection pipe and the water tank are both made of acrylic materials, the water tank is fixedly arranged on the upper surface of a first horizontal supporting plate at the upper side and is positioned in the uppermost layer space, an inclined plate with a lower left part and a higher right part is fixedly arranged at the inner bottom of the water tank, the vertical projection of the inclined plate is superposed with the bottom plate of the water tank, a plurality of support plates are fixedly arranged on the left side and the right side of the upper surface of the inclined plate at intervals, the detection pipe is obliquely and fixedly arranged on each support plate and is positioned at the top in the water tank, a first drain pipe communicated with the detection pipe is fixedly connected to the lower part of the left end of the detection pipe, the left end of the first drain pipe penetrates through the left side plate of the water tank and extends out of the water tank, a drain, the outer diameter of the water quality sensor is smaller than the inner diameter of the detection pipe, the left end of the water quality sensor penetrates through the right port of the detection pipe and is inserted into the detection pipe, the right end of the water quality sensor penetrates through the notch, the lower side surface of the outer circumference of the right side part of the water quality sensor is in compression joint with the lower side edge of the notch, the left end of the first drainage pipe is connected with a first wastewater drainage pipe, the water outlet of the first wastewater drainage pipe extends out of the movable box body, the bottom of the left side plate of the water tank is provided with a second drainage pipe, the right port of the second drainage pipe is flush with the lowest position of the bottom of the water tank, the left end of the second drainage pipe is connected with a second wastewater drainage pipe, the water outlet of the second wastewater drainage pipe extends out of the movable box body, the upper pipe wall of the detection pipe is provided with, mineral water is stored in the mineral water storage tank, the sampling water storage tank, all be provided with the immersible pump in purified water storage tank and the mineral water storage tank, the sampling water storage tank, immersible pump in purified water storage tank and the mineral water storage tank is respectively through water injection pipe and sampling water interface, purified water interface and mineral water interface connection, there is the water funnel of oneself through the water injection union coupling from the water interface of possessing, the top at the mobile box body from the water funnel fixed mounting of possessing, all be provided with the water injection solenoid valve on each water injection pipe, power supply passes through the dc-to-ac converter respectively with water quality sensor, the drainage solenoid valve, each water injection solenoid valve and each immersible pump electricity are connected, the PLC controller respectively with water quality sensor, the drainage solenoid valve, each.

Install two second horizontal support boards in the power supply room, two second horizontal support boards separate the power supply room for the three-layer space, power supply fixed mounting is in the bottom in the lower floor space of power supply room, dc-to-ac converter fixed mounting just is located power supply in the lower floor space of power supply room directly over, be provided with support and integrated display on the second horizontal support board of downside, integrated display places on the support, be provided with the storage tank on the second horizontal support board of upside, a plurality of sample beaker has been placed in the storage tank, the water pumper has still been placed on the second horizontal support board of downside.

The integrated display is the touch-sensitive screen, and the touch-sensitive screen adopts wireless hand-held type liquid crystal display, and the PLC controller adopts middle and high end modularization controller, and the PLC controller is connected with integrated display wireless signal transmission, and PLC controller fixed mounting is in the control room.

The sampling pump and the power pump are self-priming pumps, the sampling pipe adopts a high-pressure steel wire pipe, and the cabinet door on the rear side adopts a toughened glass perspective door.

The working method of the multifunctional water quality analysis comparison demonstration device can be carried out by adopting the following steps:

(1) placing the multifunctional water quality analysis comparison demonstration device on a bank and a dike of a river channel, a lake or a channel, and starting a sampling device to collect water samples in the river channel, the lake or the channel;

(2) starting the multi-stage physical filtering device, filtering the sampled water in the sampled water storage tank by the four-stage filtering water purifier, and then entering the purified water storage tank;

(3) and the water quality analysis device is used for respectively detecting and analyzing the sampled water, the purified water, the self-contained water and the mineral water, and transmitting detection and analysis data to the integrated display for visual analysis and comparison.

The step (1) is specifically as follows: the movable box body is pushed to a bank dam of a river channel, a lake or a channel, after the movable box body is moved in place, four heavy mute wheels at the bottom of the movable box body are locked by using a locking mechanism, an operator pulls a sampling pipe out of an automatic pipe collecting device by a certain length, submerges a water inlet of the sampling pipe under the water surface of the river channel, the lake or the channel, and also arranges a filter valve and a bottom valve under the water surface to play a role in filtering so as to avoid sucking floating objects, the sampling pump is controlled to start to work by a PLC (programmable logic controller), so that the sampling pump pumps water in the river channel, the lake or the channel into a sampling water storage tank through the sampling pipe and a first water pipe, when the water level in the sampling water storage tank is lower than a set low water level, a water level switch feedback signal in the sampling water storage tank is sent to the PLC, the PLC controls the sampling pump to continuously work, and when the water level in the sampling water storage tank is higher than a set high water level, the water level switch, the PLC controls the sampling pump to stop working, thus always ensuring the water level of the sampled water in the sampled water storage tank to be between a low water level and a high water level for the use of the subsequent working procedures;

the step (2) is specifically as follows: the PLC controller controls the power pump to start to work, the power pump pumps the sampling water in the sampling water storage tank into the four-stage filtration water purifier through the second water pipe, the sampling water enters the purified water storage tank through the third water pipe after being filtered by four stages of the four-stage filtration water purifier, when the water level in the purified water storage tank is higher than a set high water level, a water level switch in the purified water storage tank feeds back a signal to the PLC controller, the PLC controller controls the power pump to stop working, the multi-stage filtration process is stopped, and the power pump enters a standby state; the four-stage filtration water purifier adopts a combined transparent filter, so that the number of stages of the filter can be conveniently increased or decreased, the filtering sequence can be conveniently changed, and the filtering process can be visually demonstrated.

The step (3) is specifically as follows: an operator respectively pumps sampling water in a sampling water storage tank, purified water in a purified water storage tank and mineral water in a mineral water storage tank into a detection pipe in a plurality of times through a submersible pump by a PLC controller, only one water sample is detected each time, when the quality of the sampling water is detected, the submersible pump in the sampling water storage tank is started, the submersible pump in the sampling water storage tank pumps the sampling water out of the sampling water storage tank, and the sampling water is injected into the detection pipe from a sampling water interface through a water injection pipe, at the moment, a water discharge electromagnetic valve is in a closed state, a water injection electromagnetic valve on the water injection pipe connected with the sampling water interface is opened, the other three water injection electromagnetic valves are closed, when the sampling water in the detection pipe overflows from a right port of the detection pipe, the submersible pump in the sampling water storage tank and the water injection electromagnetic valve on the water injection pipe connected with the sampling water interface are closed, and the overflowed sampling water enters a, discharging the water from the movable box body through a second waste water discharge pipe, performing water quality analysis on the sampling water in the detection pipe by the water quality sensor, feeding back the analyzed water quality parameters to the PLC controller, processing the water quality parameters by the PLC controller, transmitting the processed water quality parameters to the integrated display in a wireless manner, controlling to open the water discharge electromagnetic valve by the PLC controller after the detection of the sampling water is finished, discharging the sampling water from the detection pipe and discharging the sampling water out of the movable box body through a first waste water discharge pipe, starting the submersible pump in the mineral water storage tank by the PLC controller, opening the water injection electromagnetic valve on the water injection pipe connected with the mineral water interface, pumping the mineral water out of the mineral water storage tank by the submersible pump in the mineral water storage tank, injecting the mineral water into the detection pipe from the mineral water interface through the water injection pipe, flowing from right to left and flushing the inner wall of the detection pipe and the water quality sensor after the mineral water enters the detection pipe, the wastewater is discharged out of the movable box body through the first wastewater discharge pipe, so that the functions of cleaning the detection pipe and the water quality sensor are realized; after the detection pipe and the water quality sensor are cleaned, closing a submersible pump and a drainage electromagnetic valve in the mineral water storage tank, then analyzing the water quality of the purified water, starting the submersible pump in the purified water storage tank, opening a water injection electromagnetic valve on a water injection pipe connected with a purified water interface, closing the other three water injection electromagnetic valves, pumping the purified water out of the purified water storage tank by the submersible pump in the purified water storage tank, injecting the purified water into the detection pipe from the purified water interface through the water injection pipe, when the purified water in the detection pipe overflows from the right end port of the detection pipe, closing the water injection electromagnetic valve on the water injection pipe connected with the purified water interface by the submersible pump in the purified water storage tank, discharging the overflowed purified water into a water tank through a second drain pipe, discharging the purified water out of the mobile box body through a second waste water discharge pipe, analyzing the water quality sensor analyzes the water quality of the purified water in the detection pipe, and feeding back the, the PLC controls the PLC to open a water discharge electromagnetic valve after the water quality parameters are processed and then are wirelessly transmitted to the integrated display, after the purified water is detected, the purified water is discharged from the detection pipe and is discharged out of the movable box body through the first waste water discharge pipe, then a submersible pump in the mineral water storage tank is started through the PLC, a water injection electromagnetic valve on a water injection pipe connected with a mineral water interface is opened, and the detection pipe and the water quality sensor are cleaned again; after the detection pipe and the water quality sensor are cleaned, a submersible pump and a drainage electromagnetic valve in a mineral water storage tank are closed, then the self-contained water of an operator is analyzed, a water injection electromagnetic valve on a water injection pipe connected with a self-contained water interface is opened, the other three water injection electromagnetic valves are closed, the self-contained water is poured into a self-contained water funnel and enters the detection pipe from the self-contained water interface through the water injection pipe, when the self-contained water in the detection pipe overflows from the right end opening of the detection pipe, the self-contained water is not added into the detection pipe through the self-contained water funnel, the water injection electromagnetic valve on the water injection pipe connected with the self-contained water interface is closed, the overflowing self-contained water enters a water tank and is discharged through a second drain pipe and is discharged out of a mobile box body through a second waste water discharge pipe, the water quality sensor analyzes the water quality of the self-contained water in the detection pipe and feeds back the analyzed water quality parameters to a PLC controller, the PLC controller processes the water quality, after the detection of the self-contained water is finished, the PLC controls to open the drainage electromagnetic valve, the self-contained water is discharged from the detection pipe and is discharged out of the movable box body through the first waste water discharge pipe, then, the PLC starts the submersible pump in the mineral water storage tank, the water injection electromagnetic valve on the water injection pipe connected with the mineral water interface is opened, and the detection pipe and the water quality sensor are cleaned again; after the detection tube and the water quality sensor are cleaned, the water discharge electromagnetic valve is closed, then the water quality analysis is carried out on the mineral water, the mineral water is pumped out from the mineral water storage tank by the submersible pump in the mineral water storage tank and is injected into the detection tube from the mineral water interface through the water injection tube, when the mineral water in the detection pipe overflows from the right port of the detection pipe, the submersible pump in the mineral water storage tank is closed, the overflowing mineral water enters the water tank and is discharged through the second drain pipe and is discharged out of the movable box body through the second waste water discharge pipe, the water quality sensor analyzes the water quality of the mineral water in the detection pipe, the analyzed water quality parameters are fed back to the PLC controller, the PLC controller processes the water quality parameters and transmits the processed water quality parameters to the integrated display through wireless transmission, after the mineral water is detected, the water discharge electromagnetic valve is opened under the control of the PLC, and the mineral water is discharged from the detection pipe and is discharged out of the movable box body through the first waste water discharge pipe; so, operating personnel can open the left cabinet door of removal box, take off integrated display from the support, handheld integrated display carries out audio-visual contrastive analysis to the quality of water parameter data and the drinking tap water quality of water data of sampling water, purified water, self-contained water and mineral water.

In order to facilitate direct observation, the four sampling beakers can be taken out from the storage box, a water pump is used for respectively pumping a part of water samples from the sampling water storage tank, the purified water storage tank and the mineral water storage tank into each sampling beaker, and then the prepared water is poured into one sampling beaker, so that the four sampling beakers are put together, and the cleanliness and the transparency of different water samples in the four sampling beakers can be visually observed by human eyes;

because the cabinet door of rear side adopts toughened glass perspective door, so need not to open the cabinet door of rear side, personnel alright direct observation water quality analysis indoor all condition.

The utility model discloses relative prior art has substantive characteristics and progress, specifically speaking, the utility model discloses can be used in outdoor occasions such as river course, lake or channel, also can be used in the laboratory occasion, collect the sampling, multistage physical filtration, water quality analysis, the contrast of water quality parameter, show and teaching and drinking water use etc. multiple function in an organic whole, can show water physics purifying process and the contrast of water quality parameter towards ordinary personnel, help ordinary personnel to know the meaning of conventional water quality parameter (water quality parameter is the characteristic index of the various materials in the aquatic that are used for expressing water environment (water) quality goodness and change trend), be favorable to propaganda water quality protection work, improve people water quality protection consciousness, very big society and civilian meaning have.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a left side view of the present invention.

Fig. 3 is a sectional view taken along line a-a in fig. 1.

Fig. 4 is a sectional view taken along line B-B in fig. 3.

Fig. 5 is a sectional view taken along line C-C in fig. 1.

Fig. 6 is a sectional view taken along line D-D in fig. 1.

Fig. 7 is a sectional view taken along line E-E in fig. 1.

Fig. 8 is a schematic view of the working principle of the present invention.

Fig. 9 is a schematic structural view of the water quality analyzer of the present invention.

Fig. 10 is a plan view of the water quality analyzer of the present invention.

Fig. 11 is a left side view of the water quality analyzer of the present invention.

Fig. 12 is a sectional view taken along line F-F in fig. 10.

Detailed Description

The embodiments of the present invention will be further explained with reference to the drawings.

As shown in fig. 1-12, the multifunctional water quality analysis, comparison and demonstration device comprises a movable box body 1, a sampling device, a sampling water storage tank 2, a purified water storage tank 3, a mineral water storage tank 4, a multi-stage physical filtering device, a water quality analysis device, a power supply 6 (storage battery), an inverter 7 and a PLC controller 43 are arranged in the movable box body 1, a water inlet of the sampling device extends into the water surface of a sampling place, a water outlet of the sampling device is connected with a water inlet of the sampling water storage tank 2, a water outlet of the sampling water storage tank 2 is connected with a water inlet of the multi-stage physical filtering device, a water outlet of the multi-stage physical filtering device is connected with a water inlet of the purified water storage tank 3, the sampling water storage tank 2, the purified water storage tank 3 and the mineral water storage tank 4 are respectively connected with a water inlet of the water quality analysis device, the inverter 7 is electrically connected with the sampling device, the multi-stage physical filtering device, the water quality analysis device and the PLC 43 respectively, and the PLC 43 is in signal connection with the sampling device, the multi-stage physical filtering device and the water quality analysis device respectively.

Remove box 1 and be the metal cabinet, two protection insulating barrier 45 that set up through interval around in the removal box 1 are separated for control room 8, power supply room 9 and water quality analysis room 10 by the back before to, and the heavy silence wheel 11 of taking locking mechanical system is all installed around to the bottom of removing box 1, and cabinet door 12 is all installed on the front side of removing box 1, rear side, left side and right side, and ventilative dustproof window 13 has all been seted up to the lower lateral part of cabinet door 12 on left side and right side.

The sampling device comprises a sampling pump 14, a sampling pipe 15 and an automatic pipe collecting device 16, two first horizontal supporting plates 17 which are arranged at an upper and lower interval are installed in a water quality analysis chamber 10, the two first horizontal supporting plates 17 divide the water quality analysis chamber 10 into three layers of spaces, the sampling pump 14 and the automatic pipe collecting device 16 are fixedly installed at the bottom of the lowest layer space of the water quality analysis chamber 10, the sampling pipe 15 is installed on the automatic pipe collecting device 16, a water outlet of the sampling pipe 15 is connected with a water pumping port of the sampling pump 14, a water inlet of the sampling pipe 15 extends out of a movable box body 1 and extends into the water surface of a sampling place, a filter valve 18 and a bottom valve 19 are sequentially installed at the water inlet side of the sampling pipe 15 along the water flow direction, a sampling water storage tank 2, a purified water storage tank 3 and a mineral water storage tank 4 are fixedly installed on the upper surface of the first horizontal supporting plate 17, All be provided with water level switch in purified water storage tank 3 and the mineral water storage tank 4, sampling water storage tank 2, one side bottom of purified water storage tank 3 and mineral water storage tank 4 all is provided with the outlet, water valve department installs the water valve, sampling water storage tank 2, the top of purified water storage tank 3 and mineral water storage tank 4 all is provided with the top cap of taking gas vent and water inlet, the delivery port of sampling pump 14 is connected through first water pipe 20 with the water inlet of sampling water storage tank 2, power supply 6 passes through dc-to-ac converter 7 respectively with sampling pump 14, automatic pipe collecting device 16 and three sets of water level switch electricity are connected, PLC controller 43 respectively with sampling pump 14, automatic pipe collecting device 16 and three sets of water level switch signal connection. The water outlet, the water valve and the top cover are not shown in the figure, the water outlet is used for discharging water samples of the sampling water storage tank 2, the purified water storage tank 3 and the mineral water storage tank 4, the water valve controls the opening and closing state of the water outlet, and the exhaust port in the top cover is favorable for smooth drainage.

The multistage physical filtering device comprises a power pump 21 and a four-stage filtering water purifier 22, wherein the power pump 21 is fixedly arranged on the upper surface of a first horizontal supporting plate 17 on the lower side and is positioned in a middle layer space, the four-stage filtering water purifier 22 is fixedly arranged on the upper surface of the first horizontal supporting plate 17 on the upper side and is positioned in an uppermost layer space, a water outlet of the sampling water storage tank 2 is connected with a water inlet of the four-stage filtering water purifier 22 through a second water pipe 23, the power pump 21 is arranged on the second water pipe 23, and a water outlet of the four-stage filtering water purifier 22 is connected with a water inlet of the purified water storage tank 3;

the water quality analysis device comprises a detection pipe 25, a water tank 26 with an open top and a water quality sensor 40 with a cylindrical structure, wherein the detection pipe 25 and the water tank 26 are both made of acrylic materials, the water tank 26 is fixedly arranged on the upper surface of a first horizontal supporting plate 17 on the upper side and is positioned in the uppermost layer space, an inclined plate 46 with a lower left part and a higher right part is fixedly arranged at the inner bottom of the water tank 26, the vertical projection of the inclined plate 46 is superposed with the bottom plate of the water tank 26, a plurality of support plates 5 are fixedly arranged on the upper surface of the inclined plate 46 at intervals in the left and right, the detection pipe 25 is fixedly arranged on each support plate 5 at the lower left part and the higher right part and is positioned at the inner top of the water tank 26, a first drainage pipe 44 communicated with the detection pipe 25 is fixedly connected to the lower part of the left end of the detection pipe 25, the left end of the first drainage pipe 44 penetrates through the left side plate, a notch 47 with an upper side, a left side and a right side both open is arranged in the middle of the right side plate of the water tank 26, the outer diameter of the water quality sensor 40 is smaller than the inner diameter of the detection tube 25, the left end of the water quality sensor 40 passes through the right end opening of the detection tube 25 and is inserted into the detection tube 25, the right end of the water quality sensor 40 passes through the notch 47, the lower side surface of the outer circumference of the right side part of the water quality sensor 40 is in compression joint with the lower side of the notch (the left end of the water quality sensor 40 can be supported at the left end of the inner wall of the detection tube 25, most of the bottom of the water quality sensor 40 is not in contact with the lower part of the inner wall of the detection tube 25, so as to realize the 360-degree detection of the water quality of the water sample in the detection tube 25), the left end of the first waste water discharge tube 44 is connected with a first waste water discharge tube 28, the, the left end of the second drainage pipe 29 is connected with a second waste water discharge pipe 30, the water outlet of the second waste water discharge pipe 30 extends out of the movable box body 1, the upper pipe wall of the detection pipe 25 is provided with four water inlet interfaces along the length direction at intervals, the four water inlet interfaces are respectively a self-prepared water interface 33, a sampling water interface 31, a purified water interface 32 and a mineral water interface 34 from left to right in sequence, the sequence of the self-prepared water interface 33, the sampling water interface 31 and the purified water interface 32 in the left and right directions is any sequence, the sequence in the utility model is only a description, the limitation to the technical scheme is insufficient, the mineral water interface 34 must be positioned at the rightmost side (the highest position), so, the mineral water is stored in the mineral water storage tank 4, and the sampling water storage tank 2, the purified water storage tank 3 and the mineral water storage tank 4 are all provided with submersible pumps, sampling water storage tank 2, immersible pump 48 in purified water storage tank 3 and the mineral water storage tank 4 respectively through water injection pipe 35 and sampling water interface 31, purified water interface 32 and mineral water interface 34 are connected, water filling pipe 35 is connected with the water filling funnel of oneself through water injection pipe 33, water filling funnel fixed mounting is at the top of mobile box 1 of oneself, all be provided with water injection solenoid valve 41 on each water injection pipe 35, power supply 6 passes through dc-to-ac converter 7 respectively with water quality sensor 40, drainage solenoid valve 27, each water injection solenoid valve 41 and each immersible pump electricity are connected, PLC controller 43 respectively with water quality sensor 40, drainage solenoid valve 27, each water injection solenoid valve 41 and each immersible pump signal connection.

Two second horizontal support plates 36 are installed in the power supply chamber 9, the power supply chamber 9 is divided into three layers of spaces by the two second horizontal support plates 36, the power supply 6 is fixedly installed at the bottom of the lowest layer of space of the power supply chamber 9, the inverter 7 is fixedly installed in the lowest layer of space of the power supply chamber 9 and is located right above the power supply 6, a support 37 and an integrated display 39 are arranged on the second horizontal support plate 36 on the lower side, the integrated display 39 is placed on the support 37, a storage box 38 is arranged on the second horizontal support plate 36 on the upper side, a plurality of sampling beakers are placed in the storage box 38, and a water pump 42 is further placed on the second horizontal support plate 36 on the lower side.

Integrated display 39 is the touch-sensitive screen, and the touch-sensitive screen adopts wireless hand-held type liquid crystal display, and PLC controller 43 adopts middle and high end modular controller, and PLC controller 43 and integrated display 39 wireless signal transmission are connected, and PLC controller 43 fixed mounting is in control room 8.

Sampling pump 14 and power pump 21 are self priming pumps, and sampling pipe 15 adopts high-pressure steel wire pipe, and the cabinet door 12 of rear side adopts toughened glass perspective door.

The automatic pipe collecting device 16, the inverter 7, the PLC 43, the heavy-duty mute wheel 11, the exhaust fan 44, the sampling pump 14, the water level switch, the power pump 21, the four-stage filtration water purifier 22, the water discharge electromagnetic valve 27, the water quality sensor 40, the submersible pump 48, the water injection electromagnetic valve 41, the sampling beaker, the water pump 42, the integrated display 39 and the automatic water supply electromagnetic furnace 40 are all conventional designs, and specific construction and working principle are not described again.

Water quality sensor 40 is capable of detecting eight water quality parameters: COD, TOC, NO3-N, NH4-N, Conductivity, pH, Free Chlorine and Turbidity, water quality sensors 40 are commercially available.

(2) starting the multi-stage physical filtering device, filtering the sampling water in the sampling water storage tank 2 by the four-stage filtering water purifier 22, and then entering the purified water storage tank 3;

(3) and the water quality analysis device is used for respectively detecting and analyzing the sampled water, the purified water, the self-contained water and the mineral water, and transmitting the detection and analysis data to the integrated display 39 for visual analysis and comparison.

The step (1) is specifically as follows: the movable box body 1 is pushed to a bank dam of a river channel, a lake or a channel, after the movable box body is moved in place, four heavy mute wheels 11 at the bottom of the movable box body 1 are locked by using a locking mechanism, an operator pulls a sampling pipe 15 out of an automatic pipe collecting device 16 by a certain length, a water inlet of the sampling pipe 15 is submerged under the water surface of the river channel, the lake or the channel, a filter valve 18 and a bottom valve 19 are also positioned under the water surface to play a role in filtering to avoid sucking floating objects, the PLC controller 43 controls to start the sampling pump 14 to work, the sampling pump 14 pumps water in the river channel, the lake or the channel into a sampling water storage tank 2 through the sampling pipe 15 and a first water pipe 20, when the water level in the sampling water storage tank 2 is lower than a set low water level, a water level switch feedback signal in the sampling water storage tank 2 is sent to the PLC controller 43, the PLC controller 43 controls the sampling pump 14 to work continuously, and when the water level in the sampling water storage tank 2 is higher than a set high water level, a water level switch in the sampling water storage tank 2 feeds back a signal to the PLC 43, and the PLC 43 controls the sampling pump 14 to stop working, so that the water level of the sampling water in the sampling water storage tank 2 is always ensured to be between a low water level and a high water level for the use of a subsequent process;

the step (2) is specifically as follows: the power pump 21 is controlled to be started by the PLC 43 to work, the power pump 21 pumps the sampling water in the sampling water storage tank 2 into the four-stage filtration water purifier 22 through the second water pipe 23, the sampling water enters the purified water storage tank 3 through the third water pipe 24 after being filtered by four stages of the four-stage filtration water purifier 22, when the water level in the purified water storage tank 3 is higher than a set high water level, a water level switch in the purified water storage tank 3 feeds back a signal to the PLC 43, the PLC 43 controls the power pump 21 to stop working, the multi-stage filtration process is stopped, and the power pump 21 is enabled to enter a standby state; the four-stage filtration water purifier 22 adopts a combined transparent filter, so that the number of stages of the filter can be conveniently increased or decreased, the filtering sequence can be conveniently changed, and the filtering process can be visually demonstrated.

The step (3) is specifically as follows: an operator respectively pumps the sampling water in the sampling water storage tank 2, the purified water in the purified water storage tank 3 and the mineral water in the mineral water storage tank 4 into the detection pipe 25 by the submersible pump 48 through the PLC 43, only one water sample is detected each time, when the quality of the sampling water is detected, the submersible pump 48 in the sampling water storage tank 2 is started, the submersible pump 48 in the sampling water storage tank 2 pumps the sampling water out of the sampling water storage tank 2, and the sampling water is injected into the detection pipe 25 from the sampling water interface 31 through the water injection pipe 35, at this time, the water discharge electromagnetic valve 27 is in a closed state, the water injection electromagnetic valve 41 on the water injection pipe 35 connected with the sampling water interface 31 is opened, the other three water injection electromagnetic valves 41 are closed, when the sampling water filled in the detection pipe 25 overflows from the right end port of the detection pipe 25, the submersible pump 48 in the sampling water storage tank 2 and the water injection electromagnetic valve 41 on the water injection pipe 35 connected with the sampling water interface 31, the overflowed sampling water enters the water tank 26 and is discharged through the second drain pipe 29, the sampling water is discharged out of the movable box body 1 through the second waste water discharge pipe 30, the water quality sensor 40 analyzes the water quality of the sampling water in the detection pipe 25, the analyzed water quality parameters are fed back to the PLC 43, the PLC 43 processes the water quality parameters and transmits the processed water quality parameters to the integrated display 39 through wireless transmission, after the sampling water is detected, the PLC 43 controls to open the water discharge electromagnetic valve 27, the sampling water is discharged from the detection pipe 25 and is discharged out of the movable box body 1 through the first waste water discharge pipe 28, then the PLC 43 starts the submersible pump 48 in the mineral water storage tank 4, the water injection electromagnetic valve 41 on the water injection pipe 35 connected with the mineral water interface 34 is opened, the submersible pump 48 in the mineral water storage tank 4 is pumped out of the mineral water storage tank 4, and the mineral water is injected into the detection pipe 25 through the water injection pipe 35, mineral water flows from right to left after entering the detection pipe 25 and washes the inner wall of the detection pipe 25 and the water quality sensor 40, is discharged from the left end of the detection pipe 25 through the first water discharge pipe 44 and is discharged out of the movable box body 1 through the first waste water discharge pipe 28, and the function of cleaning the detection pipe 25 and the water quality sensor 40 is realized; after the detection pipe 25 and the water quality sensor 40 are cleaned, the submersible pump 48 and the drainage solenoid valve 27 in the mineral water storage tank 4 are closed, then the purified water is analyzed for water quality, the submersible pump 48 in the purified water storage tank 3 is started, the water injection solenoid valve 41 on the water injection pipe 35 connected with the purified water interface 32 is opened, the other three water injection solenoid valves 41 are closed, then the submersible pump 48 in the purified water storage tank 3 pumps the purified water out of the purified water storage tank 3, and the purified water is injected into the detection pipe 25 from the purified water interface 32 through the water injection pipe 35, when the purified water in the detection pipe 25 overflows from the right port of the detection pipe 25, the water injection solenoid valve 41 on the water injection pipe 35 connected with the purified water interface 32 by the submersible pump 48 in the purified water storage tank 3 is closed, and the overflowed purified water enters the water tank 26 and is discharged through the second drain pipe 29 and is discharged out of the mobile box body 1 through the second waste, the water quality sensor 40 analyzes the water quality of the purified water in the detection pipe 25 and feeds back the analyzed water quality parameters to the PLC controller 43, the PLC controller 43 processes the water quality parameters and transmits the processed water quality parameters to the integrated display 39 in a wireless mode, after the purified water is detected, the PLC controller 43 controls the drainage electromagnetic valve 27 to be opened, the purified water is discharged from the detection pipe 25 and is discharged out of the mobile box body 1 through the first waste water discharge pipe 28, then the PLC controller 43 starts the submersible pump 48 in the mineral water storage tank 4, the water injection electromagnetic valve 41 on the water injection pipe 35 connected with the mineral water interface 34 is opened, and the detection pipe 25 and the water quality sensor 40 are cleaned again; after the detection pipe 25 and the water quality sensor 40 are cleaned, the submersible pump 48 and the drainage solenoid valve 27 in the mineral water storage tank 4 are closed, then the self-contained water of the operator is analyzed, the water injection solenoid valve 41 on the water injection pipe 35 connected with the self-contained water interface 33 is opened, the other three water injection solenoid valves 41 are closed, the self-contained water is poured into the self-contained water funnel and enters the detection pipe 25 from the self-contained water interface 33 through the water injection pipe 35, when the self-contained water in the detection pipe 25 overflows from the right end opening of the detection pipe 25, the self-contained water is not added into the detection pipe 25 through the self-contained water funnel, the water injection solenoid valve 41 on the water injection pipe 35 connected with the self-contained water interface 33 is closed, the overflowing self-contained water enters the water tank 26 and is discharged through the second drainage pipe 29 and is discharged out of the mobile box body 1 through the second waste water discharge pipe 30, the water quality sensor 40 analyzes the self-contained water in the detection pipe 25, feeding back the analyzed water quality parameters to the PLC 43, processing the water quality parameters by the PLC 43, transmitting the processed water quality parameters to the integrated display 39 in a wireless way, after the detection of the self-contained water is finished, opening the drainage electromagnetic valve 27 by the PLC 43, discharging the self-contained water from the detection pipe 25 and the mobile box body 1 through the first waste water discharge pipe 28, starting the submersible pump 48 in the mineral water storage tank 4 by the PLC 43, opening the water injection electromagnetic valve 41 on the water injection pipe 35 connected with the mineral water interface 34, and cleaning the detection pipe 25 and the water quality sensor 40 again; after the detection tube 25 and the water quality sensor 40 are cleaned, the drainage solenoid valve 27 is closed, then the mineral water is analyzed, the submersible pump 48 in the mineral water storage tank 4 pumps the mineral water out of the mineral water storage tank 4, the mineral water is injected into the detection tube 25 from the mineral water interface 34 through the water injection tube 35, when the mineral water in the detection tube 25 overflows from the right end opening of the detection tube 25, the submersible pump 48 in the mineral water storage tank 4 is closed, the overflowed mineral water enters the water tank 26 and is discharged through the second drain pipe 29 and is discharged out of the movable box body 1 through the second waste water discharge pipe 30, the water quality sensor 40 analyzes the quality of the mineral water in the detection tube 25, and feeds back the analyzed water quality parameters to the PLC controller 43, the PLC controller 43 processes the water quality parameters and then transmits the processed water quality parameters to the integrated display 39 in a wireless mode, after the detection of the mineral water is finished, the drainage solenoid valve 27 is opened, mineral water is discharged from the detection pipe 25 and discharged out of the movable box 1 through the first waste water discharge pipe 28; an operator can open the cabinet door 12 on the left side of the movable box body 1, take the integrated display 39 off the bracket 37, hold the integrated display 39 by hand, and visually compare and analyze the water quality parameter data of the sampled water, the purified water, the self-prepared water and the mineral water with the water quality data of the drinking tap water;

in order to facilitate direct observation, four sampling beakers can be taken out from the storage box 38, a water pump 42 is used for pumping a part of water samples from the sampling water storage tank 2, the purified water storage tank 3 and the mineral water storage tank 4 to each sampling beaker respectively, and then the self-contained water is poured into one sampling beaker, so that the four sampling beakers are put together, and the cleanliness and transparency of different water samples in the four sampling beakers can be visually observed by human eyes;

because the cabinet door 12 at the rear side adopts the toughened glass perspective door, the personnel can directly observe all the conditions in the water quality analysis chamber 10 without opening the cabinet door 12 at the rear side.

The utility model discloses can be used in the river course, outdoor occasions such as lake or channel, also can be used in the laboratory occasion, collect the sampling, multistage physical filtration, water quality analysis, the contrast of water quality parameter, multiple functions in an organic whole such as show and teaching and drinking water use, can show water physics purifying process and the contrast of water quality parameter towards ordinary personnel, help ordinary personnel to know the meaning of conventional water quality parameter (water quality parameter is the characteristic index of the various materials in the aquatic that are used for expressing water environment (water) quality goodness degree and trend of change), be favorable to propaganda water quality protection work, improve people's water quality protection consciousness, very big society and civilian meaning have.

The central line of south-to-north water transfer is a major strategic project of China and is now the main water source in cities along the line. From the open channel water delivery Beijing of Danjiang estuary long distance, the utility model discloses carry out the application test at north water regulation central line north water refused horse river throttle floodgate in south water north, be favorable to more knowing south water north and transfer central line quality of water condition.

The above embodiments are only used for illustrating but not limiting the technical solution of the present invention, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that; the present invention may be modified or substituted with equivalents without departing from the spirit and scope of the invention, which should be construed as being limited only by the claims.

Claims

1. Multi-functional water quality analysis contrast presentation device, its characterized in that: the device comprises a movable box body, wherein a sampling device, a sampling water storage tank, a purified water storage tank, a mineral water storage tank, a multi-stage physical filtering device, a water quality analysis device, a power supply, an inverter and a PLC (programmable logic controller) are arranged in the movable box body, a water inlet of the sampling device extends into the water surface of a sampling place, a water outlet of the sampling device is connected with a water inlet of the sampling water storage tank, a water outlet of the sampling water storage tank is connected with a water inlet of the multi-stage physical filtering device, a water outlet of the multi-stage physical filtering device is connected with a water inlet of the purified water storage tank, the sampling water storage tank, the purified water storage tank and the mineral water storage tank are respectively connected with a water inlet of the water quality analysis device, a water outlet of the water quality analysis device extends out of the movable box body, the power supply is electrically connected with, The multi-stage physical filtering device is in signal connection with the water quality analysis device.

2. The multifunctional water quality analysis, comparison and demonstration device as claimed in claim 1, wherein: the movable box body is a metal cabinet, two protective insulating partition plates which are arranged in the movable box body at intervals are separated into a control chamber, a power supply chamber and a water quality analysis chamber from back to front, heavy mute wheels with locking mechanisms are installed on the periphery of the bottom of the movable box body, the cabinet doors are installed on the front side, the rear side, the left side and the right side of the movable box body, and the lower side portions of the cabinet doors on the left side and the right side are provided with ventilating dustproof windows.

3. The multifunctional water quality analysis, comparison and demonstration device as claimed in claim 2, wherein: the sampling device comprises a sampling pump, a sampling pipe and an automatic pipe collecting device, wherein two first horizontal supporting plates which are arranged at intervals up and down are arranged in a water quality analysis chamber, the water quality analysis chamber is divided into three layers of spaces by the two first horizontal supporting plates, the sampling pump and the automatic pipe collecting device are fixedly arranged at the bottom of the lowest layer space of the water quality analysis chamber, the sampling pipe is arranged on the automatic pipe collecting device, a water outlet of the sampling pipe is connected with a water pumping port of the sampling pump, a water inlet of the sampling pipe extends out of a movable box body and extends into the water surface of a sampling place, a filter valve and a bottom valve are sequentially arranged on the water inlet side of the sampling pipe along the water flow direction, a sampling water storage tank, a purified water storage tank and a mineral water storage tank are fixedly arranged on the upper surface of the first horizontal supporting plate on the lower side at intervals at left and right, the sampling water storage tank, one side bottom of purifying water storage tank and mineral water storage tank all is provided with the outlet, water valve department installs the water valve, the sampling water storage tank, the top of purifying water storage tank and mineral water storage tank all is provided with the top cap of taking gas vent and water inlet, the delivery port of sampling pump passes through first water piping connection with the water inlet of sampling water storage tank, power supply passes through the dc-to-ac converter respectively with the sampling pump, automatic pipe coiling ware and three sets of water level switch electricity are connected, the PLC controller respectively with the sampling pump, automatic pipe coiling ware and three sets of water level switch signal connection.

4. The multifunctional water quality analysis, comparison and demonstration device as claimed in claim 3, wherein: the multistage physical filtering device comprises a power pump and a four-stage filtering water purifier, the power pump is fixedly arranged on the upper surface of the first horizontal supporting plate at the lower side and is positioned in the middle layer space, the four-stage filtering water purifier is fixedly arranged on the upper surface of the first horizontal supporting plate at the upper side and is positioned in the uppermost layer space, the water outlet of the sampling water storage tank is connected with the water inlet of the four-stage filtering water purifier through a second water pipe, the power pump is arranged on the second water pipe, and the water outlet of the four-stage filtering water purifier is connected with the water inlet of the purified water storage;

5. The multifunctional water quality analysis, comparison and demonstration device as claimed in claim 2 or 4, wherein: install two second horizontal support boards in the power supply room, two second horizontal support boards separate the power supply room for the three-layer space, power supply fixed mounting is in the bottom in the lower floor space of power supply room, dc-to-ac converter fixed mounting just is located power supply in the lower floor space of power supply room directly over, be provided with support and integrated display on the second horizontal support board of downside, integrated display places on the support, be provided with the storage tank on the second horizontal support board of upside, a plurality of sample beaker has been placed in the storage tank, the water pumper has still been placed on the second horizontal support board of downside.

6. The multifunctional water quality analysis, comparison and demonstration device as claimed in claim 2 or 4, wherein: the integrated display is the touch-sensitive screen, and the touch-sensitive screen adopts wireless hand-held type liquid crystal display, and the PLC controller adopts middle and high end modularization controller, and the PLC controller is connected with integrated display wireless signal transmission, and PLC controller fixed mounting is in the control room.