CN111366695A - Water quality monitoring's control system that marks - Google Patents
Water quality monitoring's control system that marks Download PDFInfo
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- CN111366695A CN111366695A CN202010213892.9A CN202010213892A CN111366695A CN 111366695 A CN111366695 A CN 111366695A CN 202010213892 A CN202010213892 A CN 202010213892A CN 111366695 A CN111366695 A CN 111366695A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
- G01N35/1009—Characterised by arrangements for controlling the aspiration or dispense of liquids
- G01N35/1016—Control of the volume dispensed or introduced
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N2035/00346—Heating or cooling arrangements
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
- G01N35/1009—Characterised by arrangements for controlling the aspiration or dispense of liquids
- G01N2035/1025—Fluid level sensing
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
Abstract
The invention discloses a water quality monitoring labeling control system, which comprises water sampling equipment and labeling equipment communicated with the water sampling equipment, wherein the labeling equipment comprises a plunger pump, a first liquid discharge valve, a second liquid discharge valve, a suspension removal pump, a liquid inlet valve and a mother liquid bottle, one end of the liquid inlet valve is communicated with the mother liquid bottle, the other end of the liquid inlet valve is communicated with a liquid inlet of the plunger pump, the second liquid discharge valve is arranged at a liquid discharge port of the plunger pump, the first liquid discharge valve is arranged at a liquid discharge end of the second liquid discharge valve, the suspension removal pump is arranged at a normally open end of the second liquid discharge valve, and the liquid discharge end of the first liquid discharge valve is communicated with a sample cup of the water sampling equipment. Through before adding the mark to water quality monitoring system, fill the operation of mark liquid earlier, avoid long-time instrument not to use, during the air can get into the pipeline, the influence adds the degree of accuracy of mark ration, when filling the mark liquid, the plunger pump is taken out mark liquid from the mother liquor bottle earlier, discharges through the waste liquid discharge mouth, reaches the clearance to adding the mark system, guarantees to add the accuracy of mark system self.
Description
Technical Field
The invention relates to the technical field of environmental monitoring, in particular to a water quality monitoring labeling control system.
Background
From the perspective of a small automatic water quality monitoring station, at present, some integrated micro water quality monitoring stations are available on the market, but most of the micro water quality monitoring stations only have water quality on-line monitors, only can measure a plurality of monitoring factors, and are not provided with a labeling recovery device, so that the small automatic water quality monitoring stations cannot be well supervised, and the authenticity and the reliability of data cannot be guaranteed. Although a plurality of labeled recovery systems are already available in the market, and most of the labeled recovery systems of the existing water quality online monitoring and quality control instruments are configured in a 1-to-1 mode, the labeled recovery systems have the following defects:
firstly, most of the dosing methods used in the labeling recovery system are realized by a micropump or a syringe pump, but the two dosing methods are high in cost and have certain requirements on temperature: when the temperature changes, the micro pump needs to be compensated or calibrated, and in winter, the injection pump has a fatal problem that the rubber ring can be affected by thermal expansion and cold contraction, so that the phenomenon of liquid leakage of the injection pump can occur when the injection pump extracts liquid, and the rubber ring needs to be replaced frequently; secondly, single unit adds mark recovery unit and can only add mark to a quality of water on-line monitoring equipment and retrieve, can't add mark to many quality of water on-line monitoring equipment simultaneously and retrieve, increases the integrated degree of difficulty of system, extravagant manpower fortune dimension cost. All can produce extra manpower fortune dimension cost above the problem, if fortune dimension is not enough, can lead to adding the standard volume inaccurate, make quality of water on-line monitoring equipment's measuring result deviate, can not reach the purpose of adding the standard and retrieving.
Therefore, how to ensure the accuracy of the measurement result of the water quality online monitoring device is a technical problem to be urgently solved by the technical personnel in the field.
Disclosure of Invention
The invention aims to provide a labeling control system for water quality monitoring, which has the advantages of simple structure and small occupied space, can accurately control a labeling sample of water quality online monitoring equipment, improves the measurement precision of the water quality online monitoring equipment, improves the timeliness and the high efficiency, has low operation and maintenance cost, and greatly improves the practicability of the water quality online monitoring equipment.
In order to solve the technical problems, the invention provides a water quality monitoring labeling control system which comprises water collection equipment and labeling equipment communicated with the water collection equipment, wherein the labeling equipment comprises a plunger pump, a first liquid discharge valve, a second liquid discharge valve, a suspension removal pump, a liquid inlet valve and a mother liquid bottle, one end of the liquid inlet valve is communicated with the mother liquid bottle, the other end of the liquid inlet valve is communicated with a liquid inlet of the plunger pump, the second liquid discharge valve is arranged at a liquid discharge port of the plunger pump, the first liquid discharge valve is arranged at a liquid discharge end of the second liquid discharge valve, the suspension removal pump is arranged at a normally open end of the second liquid discharge valve, and the liquid discharge end of the first liquid discharge valve is communicated with a sample cup of the water collection equipment.
Preferably, the water collecting equipment further comprises a refrigerating device for cooling the mother liquor bottle.
Preferably, the suspension removal pump is a micro peristaltic pump.
Preferably, the first liquid discharge valve and the second liquid discharge valve are both three-way valves, a normally closed end of the second liquid discharge valve is communicated with the liquid discharge port of the plunger pump, a normally open end of the second liquid discharge valve is communicated with the suspension removal pump, a common end of the second liquid discharge valve is communicated with a common end of the first liquid discharge valve, a normally closed end of the first liquid discharge valve is communicated with the sample cup, and a normally open end of the first liquid discharge valve is communicated with the waste liquid port.
Preferably, the water sampling equipment is still including wasing water tank, water sample case, selection valve, air valve and binary channels diaphragm pump, the normally open end of selection valve with water sample case intercommunication, the normally closed end of selection valve with wash the water tank intercommunication, the common port of selection valve with the normally open end of air valve communicates, the normally closed end of air valve communicates with each other with the air, the common port of air valve with the water inlet intercommunication of binary channels diaphragm pump, the delivery port of binary channels diaphragm pump with the appearance cup intercommunication.
Preferably, the water sampling equipment further comprises a floating ball liquid level meter arranged in the sample cup.
Preferably, the water sampling equipment further comprises a T-shaped tee joint and an exhaust valve, one end of the T-shaped tee joint is communicated with a water outlet of the double-channel diaphragm pump, and the other two ends of the T-shaped tee joint are respectively communicated with the sample cup and the exhaust valve correspondingly.
Preferably, the water sampling equipment further comprises a Y-shaped tee arranged at the water inlet of the double-channel diaphragm pump.
Preferably, a first cavity, a second cavity and an overflow channel are arranged in the sample cup, the first cavity is communicated with the overflow channel through a first overflow port, and the second cavity is communicated with the overflow channel through a second overflow port.
Preferably, the bottom of each of the first cavity and the second cavity is provided with a conical structure, the bottom of the first cavity is provided with a first evacuation port, and the bottom of the second cavity is provided with a second evacuation port.
The invention provides a water quality monitoring labeling control system which comprises water sampling equipment and labeling equipment communicated with the water sampling equipment, wherein the labeling equipment comprises a plunger pump, a first liquid discharge valve, a second liquid discharge valve, a suspension removal pump, a liquid inlet valve and a mother liquid bottle, one end of the liquid inlet valve is communicated with the mother liquid bottle, the other end of the liquid inlet valve is communicated with a liquid inlet of the plunger pump, the second liquid discharge valve is arranged at a liquid discharge port of the plunger pump, the first liquid discharge valve is arranged at a liquid discharge end of the second liquid discharge valve, the suspension removal pump is arranged at a normally open end of the second liquid discharge valve, and the liquid discharge end of the first liquid discharge valve is communicated with a sample cup of the water sampling equipment. The water quality monitoring and labeling control system disclosed by the application optimizes a labeling system of the water quality monitor, and before labeling the water quality monitor, the operation of filling the labeling liquid is carried out, so that the phenomenon that the long-time instrument is not used is avoided, air can enter a pipeline to influence the accuracy of the labeling quantity, and when the labeling liquid is filled, the plunger pump firstly extracts the labeling liquid from a mother liquid bottle and discharges the labeling liquid through a waste liquid discharge port, so that the purpose of cleaning the labeling system is achieved, and the accuracy of the labeling system is ensured; remove the hanging pump when filling the mark liquid, blow off the mark liquid to the waste liquid mouth, can reach automatic clearance, when adding the mark operation, blow in the appearance cup with the mark liquid, can avoid adding the mark pipe like this and lead to in the pipe mother liquor to be polluted by the water sample for a long time in the water sample, can prevent to hang the emergence of dripping the phenomenon through removing the hanging pump moreover.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a tagging apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic view of a water collection apparatus according to an embodiment of the present invention;
FIG. 3 is a schematic view of the sample cup shown in FIG. 2;
fig. 4 is a top view of the sample cup structure shown in fig. 2.
Wherein, in fig. 1-4:
the device comprises a water sampling device-1, a sample cup-101, a first cavity-1011, a second cavity-1012, an overflow channel-1013, a first overflow port-1014, a second overflow port-1015, a first emptying port-1016, a second emptying port-1017, a cleaning water tank-102, a water sample tank-103, a selection valve-104, an air valve-105, a double-channel diaphragm pump-106, a floating ball liquid level meter-107, a T-shaped tee-joint-108, an emptying valve-109, a Y-shaped tee-joint-110, a labeling device-2, a plunger pump-201, a first drainage valve-202, a second drainage valve-203, a hanging pump-204, a liquid inlet valve-205, a mother liquid bottle-206, a refrigerating device-207 and a waste liquid port-208.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 and fig. 2, fig. 1 is a schematic structural diagram of a labeling apparatus according to an embodiment of the present invention.
In a specific embodiment provided by the present invention, the system mainly comprises a water sampling device 1 and a labeling device 2 communicated with the water sampling device 1, wherein the labeling device 2 comprises a plunger pump 201, a first liquid discharge valve 202, a second liquid discharge valve 203, a suspension removal pump 204, a liquid inlet valve 205 and a mother liquor bottle 206, one end of the liquid inlet valve 205 is communicated with the mother liquor bottle 206, the other end of the liquid inlet valve 205 is communicated with a liquid inlet of the plunger pump 201, the second liquid discharge valve 203 is arranged at a liquid discharge port of the plunger pump 201, the first liquid discharge valve 202 is arranged at a liquid discharge end of the second liquid discharge valve 203, the suspension removal pump 204 is arranged at a normal position of the second liquid discharge valve 203, and a liquid discharge end of the first liquid discharge valve 202 is communicated with a sample cup 101 of the water sampling device 1.
Wherein, the mother liquor bottle 206 is used for holding the standard solution that adds that water quality monitoring equipment needs, feed liquor valve 205 sets up between plunger pump 201 and mother liquor bottle 206, be used for adding the standard solution to in the mother liquor bottle 206 and protect, plunger pump 201 is the ration device of adding the standard system, a mark solution that adds for extracting in the mother liquor bottle 206, the end of opening is used for removing hanging pump 204 with removing of second flowing back valve 203 and is connected, the end of opening is connected with waste liquid mouth 208 often of first flowing back valve 202, it blows to waste liquid mouth 208 to remove hanging pump 204 and is used for adding the remaining standard solution of mark system before the standard system adds and clears up, it still is used for blowing the standard solution that adds the standard system pipeline to the sample cup 101 that first flowing back valve 202 is connected to remove hanging pump 204.
Specifically, in the actual application process, firstly, the labeling system pipeline is cleaned of the labeling liquid residue, the liquid inlet valve 205 is opened, the plunger pump 201 acts, the labeling liquid is pumped into the plunger pump 201 from the mother liquid bottle 206, the liquid inlet valve 205 is closed, the normally closed end of the second liquid discharge valve 203 is opened, the plunger pump 201 acts, the labeling liquid is pushed out from the plunger pump 201 to the waste liquid port 208 through the second liquid discharge valve 203 and the first liquid discharge valve 202, the second liquid discharge valve 203 is closed, the steps are repeated until all the labeling liquid required to be added in the pipeline is pushed out, then, the hanging removal pump 204 is opened, the labeling liquid is blown out from the waste liquid port 208, and the cleaning of the labeling system pipeline is completed; then, the liquid inlet valve 205 is opened, the plunger pump 201 operates, the standard liquid is pumped into the plunger pump 201 from the mother liquid bottle 206, the liquid inlet valve 205 is closed, the second liquid discharge valve 203 and the first liquid discharge valve 202 are opened, the plunger pump 201 operates, the standard liquid is pushed out from the plunger pump 201 to the standard adding cup 101 through the second liquid discharge valve 203 and the first liquid discharge valve 202, the second liquid discharge valve 203 and the first liquid discharge valve 202 are closed, the steps are repeated until all the required standard adding liquid is pushed out to the sample cup 101, finally, the hanging removing pump 204 is opened, the standard liquid is blown out to the standard adding cup 101, and the standard adding operation is completed.
In order to optimize the advantage of the standard solution adding control system in the above embodiment, the water sampling device 1 further comprises a refrigerating device 207 for cooling the mother solution bottle 206. The refrigerating device 207 comprises a semiconductor refrigerating sheet and a radiating sheet, and the refrigerating device 207 can cool the standard liquid, can keep the refrigerating temperature of the standard liquid at 4 +/-2 ℃, ensures the low-temperature performance of the standard liquid and fully prolongs the shelf life of the standard liquid.
It should be noted that the first drain valve 202 and the second drain valve 203 are three-way valves, a normally closed end of the second drain valve 203 communicates with the drain port of the plunger pump 201, a normally open end of the second drain valve 203 communicates with the peg-removal pump 204, a common end of the second drain valve 203 communicates with a common end of the first drain valve 202, a normally closed end of the first drain valve 202 communicates with the sample cup 101, and a normally open end of the first drain valve 202 communicates with the waste liquid port 208. The advantages of such a design are: firstly, before the operation of adding the standard and recycling, the operation of filling the mother liquor can be carried out firstly, so that the condition that an instrument of a standard adding control system is not used for a long time is avoided, air can enter a pipeline to influence the accuracy of a standard adding quantity, and when the mother liquor is filled, the mother liquor is extracted from the mother liquor bottle 206 by the plunger pump 201 and is discharged through the waste liquor port 208; secondly, the purpose of arranging the hang-up removal pump 204 is two, firstly, when filling the standard liquid, the standard liquid is blown out to the waste liquid port 208, and secondly, when adding the standard, the standard liquid is blown into the sample cup 101, so that the long-time existence of the standard adding pipe in the water sample can be avoided, and the hang-up and drop phenomena can be prevented by hang-up removal.
Need wash the operation to water sampling equipment 1 before carrying out water quality monitoring, in order to guarantee water quality monitoring's precision, water sampling equipment 1 is including wasing water tank 102, water sample case 103, selection valve 104, air valve 105 and binary channels diaphragm pump 106, the end of opening with water sample case 103 intercommunication normally of selection valve 104, the end of closing with wasing water tank 102 intercommunication normally of selection valve 104, the common end of selection valve 104 communicates with the end of opening with air valve 105 normally, air valve 105's end that closes communicates with each other with the air, air valve 105's common end communicates with the water inlet of binary channels diaphragm pump 106, the delivery port and the sample cup 101 intercommunication of binary channels diaphragm pump 106. Firstly, before carrying out water quality monitoring, the cleaning operation of the water quality monitor is carried out, the selection valve 104 is opened, the dual-channel diaphragm pump 106 is opened, cleaning water enters the standard adding cup 101 until overflowing, the dual-channel diaphragm pump 106 is closed, the selection valve 104 is closed, the air valve 105 is opened, the dual-channel diaphragm pump 106 is opened, bubbling cleaning is carried out on the standard adding cup 101, the dual-channel diaphragm pump 106 is closed, the air valve 105 is closed, the exhaust valve 109 is opened for emptying, after the emptying is completed, the exhaust valve 109 is closed, the cleaning is completed, because the water quality monitor is not a parameter for monitoring water quality, various parameters for monitoring the water quality are possible, and the parameter accuracy of the water quality monitoring can be improved.
Further, the water sampling device 1 further comprises a floating ball liquid level meter 107 arranged in the sample cup 101. The floating ball liquid level meter 107 is installed at a proper position in the sample cup 101, when the height of a sample does not exceed the floating ball liquid level meter 107, a circuit cannot be conducted, the result is fed back to the control system, the system judges the alarm result of the sample lack, and the system prompts a worker to monitor and check, so that the precision of water quality monitoring is improved.
Further, the water sampling device 1 further comprises a T-shaped tee 108 and an emptying valve 109, one end of the T-shaped tee 108 is communicated with a water outlet of the dual-channel diaphragm pump 106, and the other two ends of the T-shaped tee 108 are respectively and correspondingly communicated with the sample cup 101 and the emptying valve 109. After the water quality monitoring is completed, the water quality monitor needs to be emptied, the emptying valve 109 is opened, the emptying valve 109 is closed, and the emptying is completed.
Further, the water collecting device 1 further comprises a Y-shaped tee 110 arranged at the water inlet of the two-channel diaphragm pump 106. The advantages of using the two-channel diaphragm pump 106, the Y-site 110, and the air valve 104 in combination are: firstly, different from the situation that each cavity is distributed with one diaphragm pump for water sampling, two cavities of the standard cup 101 share one double-channel diaphragm pump 106 for water sampling, so that the number of water sampling pumps is reduced, and the cost is saved; secondly, the used double-channel diaphragm pump 106 is double-channel and supplies samples for two cavities, so that the problem of uneven sample injection of each branch is avoided; finally, different from the situation that each cavity is provided with a peristaltic pump or an air pump to perform air-blowing and uniform mixing on two cavities of the sample adding cup 101, the air valve 104 is used in combination with the dual-channel diaphragm pump 106 to achieve the effect of air-blowing and uniform mixing, so that the cost is greatly saved, and the space occupied by a plurality of devices is reduced. By combining the design, after the cleaning operation is completed, the sampling operation is performed on the water sample, the dual-channel diaphragm pump 106 is opened, the water sample enters the standard adding cup 101 until overflowing, the dual-channel diaphragm pump 106 is closed, and the sampling is completed.
Referring to fig. 3 and 4, fig. 3 is a schematic view of the sample cup shown in fig. 2; fig. 4 is a top view of the sample cup structure shown in fig. 2.
It should be noted that a first cavity 1011, a second cavity 1012 and an overflow channel 1013 are provided in the sample cup 101, the first cavity 1011 is communicated with the overflow channel 1013 through a first overflow port 1014, and the second cavity 1012 is communicated with the overflow channel 1013 through a second overflow port 1015. The inside two cavitys of first cavity 1011, second cavity 1012 that divide into of the main part of sample cup 101, first cavity 1011, second cavity 1012 correspond left side and add mark district and right side and add mark district, and there is first overflow mouth 1014, second overflow mouth 1015 and overflow channel 1013 intercommunication in the middle, and in the sample cup 101 was got into from adding mark sample cup 101 top to the water sample, was higher than first overflow mouth 1014 or second overflow mouth 1015 when the liquid level, and the water sample overflows to overflow channel 1013 to this realizes the constant volume. Combine above-mentioned design, before water sample sampling operation, carry out the operation of rinse-in advance to water quality monitoring instrument, open two-channel diaphragm pump 106, make the water sample get into with standard sample cup 101, a two-channel diaphragm pump 106 supplies the appearance respectively for first cavity 1011 and second cavity 1012, open air valve 105, carry out the bubbling rinse-in to adding standard sample cup 101, close air valve 105 behind the two-channel diaphragm pump 106, open blowoff valve 109 and carry out the evacuation, the evacuation is accomplished, close blowoff valve 109, the water sample is rinse-in advance and is accomplished.
Further, the bottoms of the first cavity 1011 and the second cavity 1012 are both provided with conical structures, the bottom of the first cavity 1011 is provided with a first evacuation port 1016, and the bottom of the second cavity 1012 is provided with a second evacuation port 1017. The bottom of the first cavity 1011 and the bottom of the second cavity 1012 are provided with a first emptying port 1016 and a second emptying port 1017, the bottoms are conical in design, so that the sample can be emptied easily, residues are not easy to exist, and the design of the sample cup 101 has the following three advantages: firstly, the volume occupied by the integrated sample cup 101 is saved, the overflow channel 1013 is positioned inside the sample cup 101, and no extra pipeline is added for external overflow; secondly, on the premise of saving space, the left side labeling area and the right side labeling area are isolated by the middle overflow channel 1013, so that the risk of sample mixing does not exist; finally, each cavity supports two parameters for standard addition and sample mixing, for example, the high-manganese acid salt index and the ammonia nitrogen index share one cavity, and the total phosphorus index and the total nitrogen index share one cavity, so that the number of the sample cups 101 is reduced, and the space occupied by the sample cups 101 is reduced.
To sum up, the water quality monitoring's that this embodiment provided add mark control system mainly includes water sampling equipment and with the mark equipment that adds of water sampling equipment intercommunication, add mark equipment and include the plunger pump, first flowing back valve, the second flowing back valve, remove and hang the pump, feed liquor valve and mother liquor bottle, the one end and the mother liquor bottle intercommunication of feed liquor valve, the other end and the inlet intercommunication of plunger pump of feed liquor valve, the second flowing back valve sets up in the leakage fluid dram of plunger pump, first flowing back valve sets up in the flowing back end of second flowing back valve, it sets up in the normal beginning of second flowing back valve to remove hanging the pump, the flowing back end of first flowing back valve and the sample cup intercommunication of water sampling equipment. The water quality monitoring and labeling control system disclosed by the application optimizes a labeling system of the water quality monitor, and before labeling the water quality monitor, the operation of filling the labeling liquid is carried out, so that the phenomenon that the long-time instrument is not used is avoided, air can enter a pipeline to influence the accuracy of the labeling quantity, and when the labeling liquid is filled, the plunger pump firstly extracts the labeling liquid from a mother liquid bottle and discharges the labeling liquid through a waste liquid discharge port, so that the purpose of cleaning the labeling system is achieved, and the accuracy of the labeling system is ensured; remove the hanging pump when filling the mark liquid, blow off the mark liquid to the waste liquid mouth, can reach automatic clearance, when adding the mark operation, blow in the appearance cup with the mark liquid, can avoid adding the mark pipe like this and lead to in the pipe mother liquor to be polluted by the water sample for a long time in the water sample, can prevent to hang the emergence of dripping the phenomenon through removing the hanging pump moreover.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A water quality monitoring labeling control system is characterized by comprising water collecting equipment (1) and labeling equipment (2) communicated with the water collecting equipment (1), the labeling device (2) comprises a plunger pump (201), a first liquid discharge valve (202), a second liquid discharge valve (203), a suspension removing pump (204), a liquid inlet valve (205) and a mother liquor bottle (206), one end of the liquid inlet valve (205) is communicated with the mother liquor bottle (206), the other end of the liquid inlet valve (205) is communicated with the liquid inlet of the plunger pump (201), the second drain valve (203) is provided at a drain port of the plunger pump (201), the first drain valve (202) is arranged at the drain end of the second drain valve (203), the hanging removal pump (204) is arranged at the normally open end of the second drain valve (203), and the liquid discharging end of the first liquid discharging valve (202) is communicated with the sample cup (101) of the water sampling equipment (1).
2. The tagging control system of claim 1 wherein the water sampling apparatus (1) further comprises a refrigeration means (207) for cooling the mother liquor bottle (206).
3. The tagging control system of claim 2 wherein said de-hang pump (204) is a micro peristaltic pump.
4. The tagging control system of claim 1 wherein the first drain valve (202) and the second drain valve (203) are three-way valves, a normally closed end of the second drain valve (203) is in communication with the drain port of the plunger pump (201), a normally open end of the second drain valve (203) is in communication with the onhook removal pump (204), a common end of the second drain valve (203) is in communication with a common end of the first drain valve (202), a normally closed end of the first drain valve (202) is in communication with the sample cup (101), and a normally open end of the first drain valve (202) is in communication with the drain port (208).
5. The labeling control system according to any one of claims 1 to 4, characterized in that the water sampling device (1) further comprises a cleaning water tank (102), a water sample tank (103), a selection valve (104), an air valve (105) and a two-channel diaphragm pump (106), wherein a normally open end of the selection valve (104) is communicated with the water sample tank (103), a normally closed end of the selection valve (104) is communicated with the cleaning water tank (102), a common end of the selection valve (104) is communicated with a normally open end of the air valve (105), a normally closed end of the air valve (105) is communicated with air, a common end of the air valve (105) is communicated with an inlet of the two-channel diaphragm pump (106), and an outlet of the two-channel diaphragm pump (106) is communicated with the sample cup (101).
6. The tagging control system of claim 5 wherein the water sampling apparatus (1) further comprises a float level gauge (107) disposed within the sample cup (101).
7. The labeling control system according to claim 6, characterized in that the water sampling device (1) further comprises a T-shaped tee (108) and an evacuation valve (109), one end of the T-shaped tee (108) is communicated with the water outlet of the dual-channel diaphragm pump (106), and the other two ends of the T-shaped tee (108) are respectively communicated with the sample cup (101) and the evacuation valve (109).
8. The tagging control system of claim 7 wherein the water sampling apparatus (1) further comprises a Y-tee (110) provided at the water inlet of the dual channel diaphragm pump (106).
9. The labeling control system according to claim 8, characterized in that a first cavity (1011), a second cavity (1012) and an overflow channel (1013) are provided in the sample cup (101), the first cavity (1011) is communicated with the overflow channel (1013) through a first overflow port (1014), and the second cavity (1012) is communicated with the overflow channel (1013) through a second overflow port (1015).
10. The tagging control system of claim 9 wherein the first cavity (1011) and the second cavity (1012) are each provided with a conical structure at the bottom, the first cavity (1011) is provided with a first vent (1016) at the bottom, and the second cavity (1012) is provided with a second vent (1017) at the bottom.
Priority Applications (1)
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| CN202010213892.9A CN111366695B (en) | 2020-03-24 | 2020-03-24 | Water quality monitoring's control system that marks |
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| CN202010213892.9A CN111366695B (en) | 2020-03-24 | 2020-03-24 | Water quality monitoring's control system that marks |
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| CN111366695B CN111366695B (en) | 2022-07-08 |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US8969093B1 (en) * | 2013-03-15 | 2015-03-03 | University Of Memphis Research Foundation | Calibration method and device for remote location testing instruments |
| CN205463403U (en) * | 2016-02-26 | 2016-08-17 | 天津英利新能源有限公司 | Graphite boat self - cleaning device |
| CN106769220A (en) * | 2017-03-14 | 2017-05-31 | 福州福光水务科技有限公司 | A kind of water quality monitoring sampling and quality control system |
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| CN111366695B (en) | 2022-07-08 |
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