CN209784334U - Multifunctional labeling test system - Google Patents
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- CN209784334U CN209784334U CN201920326169.4U CN201920326169U CN209784334U CN 209784334 U CN209784334 U CN 209784334U CN 201920326169 U CN201920326169 U CN 201920326169U CN 209784334 U CN209784334 U CN 209784334U
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Abstract
The utility model is suitable for a water quality testing equipment technical field provides a multi-functional mark test system that adds, including at least one owner add mark jar, the first catheter of export intercommunication of one end and main mark jar, the liquid pump with the other end intercommunication of first catheter, the connecting pipe of one end and the export intercommunication of liquid pump, the surge tank with the other end intercommunication of connecting pipe, the second catheter with the export intercommunication of surge tank, respectively with a plurality of liquid separation pipes of second catheter intercommunication, with mark test unit and the wastewater treatment system that adds that corresponds liquid separation pipe intercommunication. The utility model pumps the liquid in the main labeling tank into the pressure stabilizing tank through the liquid pump, and flows into the corresponding labeling test units through the liquid dividing pipes, and each labeling test unit can respectively carry out labeling test, thereby carrying out a plurality of labeling test operations at one time, greatly improving the efficiency of labeling test and shortening the test period; the waste water is discharged or recycled through a waste water treatment system, so that the resource recycling rate is improved, and the pollution is reduced.
Description
Technical Field
The utility model belongs to the technical field of water quality testing equipment, more specifically say, relate to a multi-functional test system that marks that adds.
Background
The functional tests of the sanitary safety products related to drinking water comprise a labeling test, wherein the test items of a general water quality processor are turbidity, volatile phenols, oxygen consumption, carbon tetrachloride, trichloromethane, total coliform bacteria and product functional increase items; the test items of the purified water processor are arsenic, cadmium, chromium (hexavalent), fluoride, lead, nitrate nitrogen, trichloromethane, carbon tetrachloride and the like.
The application of the labeling test in the field of environmental analysis and detection is very wide, most of scientific researches are single labeling tests in small batches at present, the use amount of the labeling liquid is small, corresponding labeling facilities are not generally arranged, the requirement of simultaneously performing labeling tests on samples in large batches is difficult to meet, and the efficiency of labeling tests is low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a multi-functional mark test system that adds to solve the problem that the mark efficiency of software testing is low that adds that exists among the prior art.
In order to achieve the above object, the utility model adopts the following technical scheme: providing a multifunctional labeling test system, which comprises at least one main labeling tank, a liquid pump for pumping liquid in the main labeling tank, a first liquid guide pipe for communicating an outlet of the main labeling tank with an inlet of the liquid pump, a pressure stabilizing tank for maintaining pressure, a connecting pipe for communicating an outlet of the liquid pump with an inlet of the pressure stabilizing tank, a plurality of labeling test units for performing labeling tests, a liquid separating pipe for communicating an outlet of the pressure stabilizing tank with inlets of the labeling test units, and a wastewater treatment system for recovering waste liquid discharged by the labeling test units; each labeling test unit is communicated with the corresponding liquid distribution pipe.
Furthermore, each labeling test unit comprises a water purification unit communicated with the corresponding liquid distribution pipe, a liquid discharge pipe communicated with an outlet of the water purification unit, a first water outlet pipe communicated with an inlet side of the water purification unit and a second water outlet pipe communicated with an outlet side of the water purification unit; the first water outlet pipe is communicated with the corresponding liquid distribution pipe, and the second water outlet pipe is communicated with the liquid discharge pipe.
Furthermore, each labeling test unit further comprises a water control ball valve arranged on the corresponding liquid distribution pipe, a first flowmeter arranged on the corresponding liquid distribution pipe and positioned between the water control ball valve and the water purification unit, a first pressure reducing valve arranged on the corresponding liquid distribution pipe and arranged on the inlet side of the first flowmeter, and a water meter arranged on the corresponding liquid distribution pipe.
Furthermore, each of the labeling test units further includes a second flowmeter mounted on the liquid discharge pipe and a second pressure reducing valve mounted on the liquid discharge pipe, and the second pressure reducing valve is arranged between the second flowmeter and the second water outlet pipe.
Furthermore, the multifunctional labeling test system also comprises a branch pipe which is led out by the diversion of the first liquid guide pipe, an auxiliary labeling tank which is communicated with the branch pipe, a communicating pipe which is communicated with an outlet of the auxiliary labeling tank, a first water control switch which is arranged on the branch pipe, a second water control switch which is arranged on the communicating pipe and a third water control switch which is arranged on the first liquid guide pipe; the communicating pipe is communicated with the liquid pump, and the third water control switch is connected with the first water control switch in parallel.
Furthermore, the multifunctional labeling test system also comprises an air suction cover adjacent to the main labeling tank, an air exhaust assembly for exhausting air and an exhaust pipe for communicating the air suction cover and the air exhaust assembly.
Further, the multifunctional labeling test system also comprises a fourth water control switch arranged on the first liquid guide pipe and a reverse valve arranged on the first liquid guide pipe.
Furthermore, the multifunctional labeling test system also comprises a floating ball arranged in the main labeling tank and a water level meter arranged on the main labeling tank.
Further, the multifunctional labeling test system further comprises an agitator installed in the main labeling tank.
Further, the reverse valve is arranged between the fourth water control switch and the liquid pump.
The utility model provides a multi-functional mark test system that adds's beneficial effect lies in: compared with the prior art, the utility model discloses a with a plurality of liquid pipes of dividing and second catheter intercommunication, each divides liquid pipe and the corresponding test unit intercommunication that adds mark. The liquid in the main labeling tank is pumped into the pressure stabilizing tank through the liquid pump and flows into the corresponding labeling test units through the liquid distributing pipes, and each labeling test unit can perform labeling test respectively, so that a plurality of labeling test operations can be performed at one time, the efficiency of labeling test is greatly improved, and the test period is shortened; waste liquid discharged by each standard adding test unit can be recycled through the waste water treatment system, so that the resource recycling rate is improved, and the pollution is reduced.
Drawings
in order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a multifunctional labeling test system according to an embodiment of the present invention;
Fig. 2 is a schematic structural diagram of a labeling test unit according to a first embodiment of the present invention;
Fig. 3 is a schematic structural diagram of a multifunctional labeling test system according to a second embodiment of the present invention;
Fig. 4 is a schematic view of a structural principle of the multifunctional labeling test system provided by the third embodiment of the present invention.
Wherein, in the figures, the respective reference numerals:
1-a main labeling tank; 11-a feeding port; 2-a first catheter; 3-connecting pipe; 4-a surge tank; 5-a second catheter; 6-liquid separating pipe; 7-a labeling test unit; 8-a wastewater treatment system; 9-a water purification unit; 10-liquid discharge pipe; 11-a first water outlet pipe; 12-a second water outlet pipe; 13-water control ball valve; 14-a first flow meter; 15-a first pressure relief valve; 16-water meter; 17-a second flow meter; 18-a second pressure relief valve; 19-a bypass pipe; 20-pair labeling tank; 201-stirring blade; 21-communicating tube; 22-a first water control switch; 23-a second water control switch; 24-a third water control switch; 25-an exhaust pipe; 26-a gas extraction assembly; 27-a fourth water control switch; 28-a reverse valve; 29-floating ball; 30-a water level gauge; 31-a stirrer; 32-pressure gauge; 33-a water inlet pipe; 34-a first control valve; 35-a second control valve; 36-a drain pipe; 37-a third flow meter; 38-liquid pump; 39-flow meter; 40-air suction hood.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", "third", "fourth" may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the description of the present invention, it is to be understood that the terms "center", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The first embodiment is as follows:
referring to fig. 1 and fig. 2 together, a multi-functional tagging testing system according to an embodiment of the present invention will now be described. The multifunctional labeling test system comprises at least one main labeling tank 1, a first liquid guide pipe 2 with one end communicated with an outlet of the main labeling tank 1, a liquid pump 38 communicated with the other end of the first liquid guide pipe 2, a connecting pipe 3 with one end communicated with an outlet of the liquid pump 38, a pressure stabilizing tank 4 communicated with the other end of the connecting pipe 3, a second liquid guide pipe 5 communicated with an outlet of the pressure stabilizing tank 4, a plurality of liquid separating pipes 6 respectively communicated with the second liquid guide pipe 5, labeling test units 7 communicated with the liquid separating pipes 6 and a wastewater treatment system 8 for recovering waste liquid discharged by the labeling test units 7.
The liquid pump 38 can pump the liquid in the main labeling tank 1 to the pressure stabilizing tank 4; the surge tank 4 may cooperate with the liquid pump 38 to stabilize system pressure and help to stabilize water flow, thereby improving accuracy and credibility of the benchmarking test.
Optionally, the upper end of the main labeling tank 1 is connected with a water inlet pipe 33, and the water inlet pipe 33 can supply one of primary water, secondary water, tertiary water or tap water, or a mixture of two of the primary water, the secondary water, the tertiary water and the tap water, or a mixture of three of the primary water, the secondary water, the tertiary water and the tap water, or a cleaning solution for cleaning the whole multifunctional labeling test system. The water quality of any type can be selected and configured in any combination according to the requirements of actual tests, and is not limited herein.
Optionally, the capacity of the main labeling tank 1 can be 200L-500L, and the main labeling tank 1 can be filled with single labeling liquid or multiple labeling liquids. The body of the main labeling tank 1 may be composed of an outer layer and an inner layer, the outer layer may be made of corrosion-resistant stainless steel material, and the inner layer may be made of polytetrafluoroethylene material, which is not limited herein.
alternatively, the pipes used in the multifunctional labeling test system, such as the first liquid guide tube 2, the connecting tube 3, the second liquid guide tube 5, the liquid distribution tube 6, and the like, may be made of polyethylene, polypropylene, polyvinyl chloride, aluminum-plastic composite tube, corrosion-resistant stainless steel, and the like, which are not limited herein.
The embodiment of the utility model provides a multi-functional mark test system that adds compares with prior art, the utility model discloses a with a plurality of branch liquid pipe 6 and second catheter 5 intercommunication, each branch liquid pipe 6 and the mark test unit 7 intercommunication that adds that corresponds. The liquid in the main labeling tank 1 is pumped into the pressure stabilizing tank 4 through the liquid pump 38 and flows into the corresponding labeling test units 7 through the liquid distributing pipes 6, and each labeling test unit 7 can respectively perform labeling test, so that a plurality of labeling test operations can be performed at one time, the efficiency of labeling test is greatly improved, and the test period is shortened; the waste liquid discharged by each standard adding test unit 7 can be recycled through the waste water treatment system 8, so that the resource recycling rate is improved, and the pollution is reduced.
Further, please refer to fig. 1 and fig. 2 together, as a specific implementation manner of the multifunctional labeling test system according to an embodiment of the present invention, each labeling test unit 7 includes a water purification unit 9 communicated with the corresponding liquid distribution pipe 6, a liquid discharge pipe 10 communicated with an outlet of the water purification unit 9, a first water outlet pipe 11 located at one side of the water purification unit 9, and a second water outlet pipe 12 located at the other side of the water purification unit 9; the first water outlet pipe 11 is communicated with the corresponding liquid distributing pipe 6, and the second water outlet pipe 12 is communicated with the liquid discharging pipe 10. Specifically, the first water outlet pipe 11, the water purification unit 9 and the second water outlet pipe 12 are sequentially arranged along the flowing direction from the liquid distribution pipe 6 to the liquid discharge pipe 10, and the liquid discharge pipe 10 and the wastewater treatment system 8 are correspondingly arranged. A first control valve 34 can be arranged on the first water outlet pipe 11 and can control the opening and closing of the first water outlet pipe 11; the second water outlet pipe 12 may be provided with a second control valve 35 for controlling the opening and closing of the second water outlet pipe 12.
Alternatively, the water purification unit 9 in each of the labeled test units 7 may be in communication with a drain 36, the drain 36 being disposed in correspondence with the wastewater treatment system 8. The drain pipe 36 is provided with a third flow meter 37 for monitoring the flow rate and flow rate of water in real time.
In the structure, when the standard solution flows to the water purification unit 9, the first control valve 34 is opened, a small amount of the standard solution is taken through the first water outlet pipe 11 for concentration test, and after a numerical value A is obtained, the first control valve 34 is closed; after the standard adding liquid is purified by the water purification unit 9, the second control valve 35 is opened, a small amount of purified standard adding liquid is taken through the second water outlet pipe 12 for concentration test, and after a numerical value B is obtained, the second control valve 35 is closed. Through the contrastive analysis of the numerical value A and the numerical value B, the water purification effects of different water purification units 9 can be contrasted and analyzed.
Further, please refer to fig. 1 and fig. 2 together, as a specific implementation manner of the multifunctional labeling testing system according to an embodiment of the present invention, each labeling testing unit 7 further includes a water control ball valve 13 installed on the corresponding liquid distribution pipe 6, a first flowmeter 14 installed on the liquid distribution pipe 6 and located between the water control ball valve 13 and the water purifying unit 9, a first pressure reducing valve 15 installed on the corresponding liquid distribution pipe 6, and a water meter 16 installed on the corresponding liquid distribution pipe 6. Alternatively, the water control ball valve 13, the water meter 16, the first pressure reducing valve 15 and the first flow meter 14 are sequentially disposed in the water flow direction in the liquid separation pipe 6. With this structure, the water control ball valve 13 can control the opening and closing of each liquid distribution pipe 6. When all the water purification units 9 are required to simultaneously carry out the labeling test, all the water control ball valves 13 can be opened, at the moment, the second liquid guide pipe 5 can be communicated with each liquid distribution pipe 6, and the labeling liquid in the second liquid guide pipe 5 can respectively flow into each water purification unit 9 to realize the labeling test operation. When part of the water purification units 9 are required to perform the labeling test, the corresponding water control ball valves 13 can be opened, and other water control ball valves 13 are closed, so that the multifunctional labeling test of different labeling test units 7 is realized.
Further, referring to fig. 1 and fig. 2, as a specific implementation of the multifunctional labeling testing system according to an embodiment of the present invention, each labeling testing unit 7 further includes a second flow meter 17 installed on the liquid discharge pipe 10 and a second pressure reducing valve 18 installed on the liquid discharge pipe 10. Optionally, the second water outlet pipe 12, the second pressure reducing valve 18 and the second flow meter 17 are all installed on the liquid discharge pipe 10, and are sequentially arranged along the direction of water flow. In the structure, the water flow rate of the liquid discharge pipe 10 can be adjusted through the second pressure reducing valve 18, and the water flow pressure is adjusted; the water flow in the drain pipe 10 can be monitored in real time by means of the second flow meter 17.
Further, please refer to fig. 1 and fig. 2 together, as a specific implementation manner of the multifunctional labeling testing system provided in the first embodiment of the present invention, the multifunctional labeling testing system further includes a branch pipe 19 branched and led out by the first liquid guiding pipe 2, an auxiliary labeling tank 20 communicated with the branch pipe 19, a communicating pipe 21 communicated with an outlet of the auxiliary labeling tank 20, a first water control switch 22 installed on the branch pipe 19, a second water control switch 23 installed on the communicating pipe 21, and a third water control switch 24 installed on the first liquid guiding pipe 2; the communicating pipe 21 is communicated with the liquid pump 38, the first water control switch 22 and the second water control switch 23 are arranged in series, and the third water control switch 24 and the first water control switch 22 are arranged in parallel. This structure sets up vice mark jar 20 that adds through parallelly connected, can add mark liquid to the mark liquid of adding in the test water route, especially mixes and adds mark liquid, carries out abundant mixing, and then improves the accuracy and the validity that add the mark test.
Optionally, a stirring blade 201 for stirring is arranged in the auxiliary labeling tank 20. When the labeling liquid is a single liquid, stirring operation is not required, the first water control switch 22 and the second water control switch 23 are both in a closed state, and the third water control switch 24 is opened, so that the labeling liquid flows into each labeling test unit 7 through each shunt pipe. When the standard adding liquid is a new mixed standard adding liquid formed by mixing various standard adding liquids on line, the mixing operation needs to be carried out on the mixed standard adding liquid, at the moment, the third water control switch 24 is in a closed state, the first water control switch 22 and the second water control switch 23 are both in an open state, the standard adding liquid flows into the auxiliary standard adding tank 20 through the branch pipe 19 to be uniformly mixed, then passes through the communicating pipe 21 and enters the pressure stabilizing tank 4 under the action of the liquid pump 38.
Alternatively, the capacities of the sub-standard tank 20 and the surge tank 4 may be both 20L-50L, and may be adjusted according to actual needs, which is not limited herein.
Further, please refer to fig. 1 and fig. 2 together, as a specific implementation manner of the multifunctional labeling testing system according to an embodiment of the present invention, the multifunctional labeling testing system further includes an air suction cover 40 adjacent to the main labeling tank 1, an air exhaust assembly 26 for exhausting air, and an exhaust pipe 25 communicating the air suction cover 40 and the air exhaust assembly 26. Specifically, a feeding port 11 for feeding is formed in the main labeling tank 1, and the air suction cover 40 is arranged corresponding to the feeding port 11. With the structure, in the process of continuously exhausting air from the air exhausting assembly 26, the volatile gas emitted by the material contained in the main labeling tank 1 can be exhausted by the exhaust pipe 25, and the volatile gas can be purified and treated by the waste gas treatment device and then exhausted to the air, so that the environmental pollution can be reduced.
Further, please refer to fig. 1 and fig. 2 together, as a specific implementation of the multifunctional labeling testing system provided by the embodiment of the present invention, the multifunctional labeling testing system further includes a fourth water control switch 27 installed on the first liquid guiding tube 2 and a reverse valve 28 installed on the first liquid guiding tube 2; the reverse valve 28 is provided between the fourth water control switch 27 and the liquid pump 38. With this structure, the fourth water control switch 27 can control the opening and closing of the first liquid guide tube 2. When the fourth water control switch 27 is turned off, the standard adding liquid in the main standard adding tank 1 cannot flow into each standard adding test unit 7. By providing the reverse valve 28, the standard solution in the liquid pump 38 or in the surge tank 4 can be effectively prevented from flowing back to the main standard adding tank 1, and the flow reliability of the standard solution is improved.
Further, please refer to fig. 1 and fig. 2 together, as a specific implementation manner of the multifunctional tagging testing system according to an embodiment of the present invention, the multifunctional tagging testing system further includes a floating ball 29 installed in the main tagging tank 1 and a water level gauge 30 installed on the main tagging tank 1. Alternatively, the float 29 is provided inside the main tagging tank 1, and the water level gauge 30 is provided on the peripheral wall of the main tagging tank 1, which is not limited herein. With the structure, when water is added into the main standard adding tank 1 through the water inlet pipe 33, the floating ball 29 and the water level meter 30 can monitor the water level in the main standard adding tank 1 in real time, and the volume of the standard adding liquid in the main standard adding tank 1 can be obtained in real time.
Further, please refer to fig. 1 and fig. 2 together, as a specific implementation manner of the multifunctional tagging testing system according to an embodiment of the present invention, the multifunctional tagging testing system further includes a stirrer 31 installed in the main tagging tank 1. This structure, after throwing the material through dog-house 11, inlet tube 33 is intake after, agitator 31 can form with water and material mixing and add the mark liquid, and then can improve the accuracy and the reliability of adding the mark test.
Further, please refer to fig. 1 and fig. 2 together, as a specific implementation of the multi-functional labeling testing system according to an embodiment of the present invention, the multi-functional labeling testing system further includes a pressure gauge 32 installed on the second liquid guiding tube 5. Optionally, the pressure gauge 32 is disposed between the surge tank 4 and the adjacent spiked test unit 7. With the structure, the pressure of the standard liquid added in the second liquid guide pipe 5 can be monitored in real time through the pressure gauge 32, and the use safety is improved.
The multifunctional tagging test system provided by the first embodiment will now be illustrated. The multifunctional labeling test system provided by the first embodiment adopts a main labeling tank 1 and a test system connected with the main labeling tank 1, and the specific implementation method is as follows:
1. The water inlet pipe 33 is opened, and water (as to what kind of water, not limited herein) is added to the main standard adding tank 1.
2. A certain amount of material (Arizona test dust used in the first embodiment, which is not limited herein) is weighed and fed into the main labeling tank 1 through the feeding port 11, and the air-extracting unit 26 is in an operating state.
3. The water and the materials are mixed by a stirrer 31, the concentration of the 2 mu m particles in the obtained standard solution is about 1000CNT/ml by the proportion of the water and the materials, and then the feeding port 11 and the air extraction component 26 are closed.
4. And selecting three pre-washed water purification units 9, and respectively installing the three pre-washed water purification units at corresponding positions of the corresponding labeling test units 7. In the first embodiment, the three water purification units 9 are respectively an activated carbon ultrafiltration composite filter element, an ultrafiltration filter element and a water purification device, which are not limited herein.
5. Opening the fourth water control switch 27, the liquid pump 38 and each water control ball valve 13, and sampling and testing the concentration of 2 mu m particles in the first water outlet pipe 11 of each labeling test unit 7 after 10-30 min to obtain the water inlet concentration A; and sampling and testing the concentration of the 2 mu m particles in the second water outlet pipe 12 of each standard adding test unit 7 to obtain the effluent concentration B.
Through the above operations, the removal rates of different water purification units 9 are obtained, and the calculation formula of the removal rates is as follows: the removal rate was (a-B)/a. Specifically, the following table 1 shows.
TABLE 1 removal rates of activated carbon ultrafiltration composite filter element, ultrafiltration filter element and water purification apparatus
| Water purification unit | Active carbon ultrafiltration composite filter element | Ultrafiltration filter element | Water purifying equipment |
| Feed water concentration A (CNT/ml) | 1011 | 1012 | 1012 |
| Effluent concentration B (CNT/ml) | 68 | 49 | 45 |
| Removal rate% | 93.3 | 95.2 | 95.6 |
As can be seen from Table 1, the water purification apparatus has the best removal effect, the second time the ultrafiltration filter element, and the worst active carbon ultrafiltration composite filter element. This embodiment one can carry out the performance contrast test to different water purification unit 9, through the clearance of different water purification unit 9, judges the effect of getting rid of each water purification unit 9, realizes multi-functional function diversification that adds mark test system.
Example two:
Referring to fig. 1 to fig. 3, a multifunctional tagging test system according to a second embodiment of the present invention will now be described. The difference between the multifunctional labeling test system provided by the second embodiment and the first embodiment is as follows: two main labeling tanks 1 are adopted, and the two main labeling tanks 1 are connected in parallel and then communicated with a first liquid guide pipe 2. Each main labeling tank 1 is provided with a fourth water control switch 27 and a reverse valve 28. The two main labeling tanks 1 are connected with the same test system.
Alternatively, whether to add the structure of the secondary labeling tank 20 or not may be adjusted according to actual needs, and is not limited herein.
Now, a multifunctional labeling test system for volatile substances, taking trichloromethane as an example, is described, and the specific implementation method is as follows:
1. the water inlet pipes 33 are respectively opened, three-stage water is added into one of the main standard adding tanks 1, tap water is connected into the other main standard adding tank 1, and the tap water is continuously supplemented according to the water levels measured by the floating ball 29 and the water level gauge 30 in the main standard adding tank 1. For convenience of description, the main standard adding tank 1 containing tertiary water is referred to as a1, and the main standard adding tank 1 containing tap water is referred to as a 2.
2. And selecting three cleaned water purifying devices and installing the water purifying devices at the positions corresponding to the corresponding labeling test units 7.
3. Preparing trichloromethane standard-adding mother liquor, and adding the trichloromethane mother liquor into A1 through a feeding port 11 to keep the concentration of trichloromethane in A1 at about 300 mug/L, wherein the trichloromethane is prepared just before sampling.
4. The stirrer 31 and the air suction assembly 26 are opened, and the feeding port 11 is closed; the fourth water control switch 27 of A2, the liquid pump 38 and the respective water control ball valves 13 are opened, and the fourth water control switch 27 of A1 is closed.
5. And adjusting the corresponding first pressure reducing valve 15 and the second pressure reducing valve 18 according to the water inlet pressure requirement of each water purifying device to enable the water flow pressure of each labeling test unit 7 to reach the water inlet pressure.
6. During testing, the fourth water control switch 27 of the A2 is closed, after running water in the surge tank 4 is used up, the fourth water control switch 27 of the A1 is opened, after 15-30 min, the water inlet concentration A of the trichloromethane is measured by sampling in the first water outlet pipe 11 of each labeling testing unit 7, and the water outlet concentration B of the trichloromethane is measured by sampling in the second water outlet pipe 12 of each labeling testing unit 7. The water purification device is divided into four sections according to the rated total purified water amount of each water purification device, the initial water inlet is a first section (first sampling), a 1/4 section end (second sampling), a 2/4 section end (third sampling), a 3/4 section end (fourth sampling) and a 4/4 section (fifth sampling), and five sampling operations are realized.
7. And after each sampling test is finished, closing each water control ball valve 13, and discharging the added standard liquid to the wastewater treatment system 8.
8. And after the standard adding liquid is discharged, the fourth water control switch 27 of the A1 is closed, the water control switch of the A2 and each water control ball valve 13 are opened, and the standard adding test is sequentially carried out at the end of the first section, the 1/4 section, the end of the 2/4 section, the end of the 3/4 section and the 4/4 section according to the water passing amount of each standard adding test unit 7, and the trichloromethane content test is carried out by sampling.
Through the operation, the removal rates of different water purification devices are obtained, and the calculation formula of the removal rates is as follows: the removal rate was (a-B)/a. Specifically, as shown in table 2 below.
Table 2 chloroform concentration test results of three water purification apparatuses
Example three:
Referring to fig. 1, fig. 2 and fig. 4 together, a description will now be given of a multifunctional tagging test system according to a third embodiment of the present invention. The difference between the multifunctional labeling test system provided by the third embodiment and the first embodiment is as follows: three main labeling tanks 1 are adopted, each main labeling tank 1 is respectively connected with three testing systems (a testing system I C1, a testing system II C2 and a testing system III C3), the outlet of each main labeling tank 1 is divided into three branches which are respectively connected with the corresponding testing systems, a fourth water control switch 27 and a flow meter 39 are arranged on each branch, and each branch of each main labeling tank 1 is converged with other branches and then connected with the corresponding testing systems.
Now, the multifunctional tagging test system provided by the third embodiment is explained, and the specific real-time method is as follows:
1. Filling tap water, named B1, into one of the main labeling tanks 1 through a water inlet pipe 33, and continuously supplying tap water according to the water level; the other two main standard tanks 1 are filled with three levels of water, referred to as B2 and B3, respectively.
2. Preparation of Pb2+And As3+And introducing into B2 to make Pb2+And As3+Was 0.30mg/L and 0.60mg/L, respectively, and the stirrer 31 in B2 was turned on.
3. Preparation F-Adding the labeled mother liquor, and feeding the labeled mother liquor into B3 through a feeding port 11 to ensure that F-Was 16.0mg/L, and the stirrer 31 in B3 was turned on.
4. Six water purification devices and three filter elements are washed and then are installed at corresponding positions of the corresponding labeling test units 7.
5. And closing the three fourth water control switches 27 of the B2 and the three fourth water control switches 27 of the B3, and opening the three fourth water control switches 27 of the B1, so that the B1 is respectively communicated with the test system I C1, the test system II C2 and the test system III C3.
6. and adjusting the first pressure reducing valve 15 and the second pressure reducing valve 18 of each standard adding test unit 7 according to the water inlet pressure requirements of each water purifying device and each filter element to ensure that each standard adding test unit 7 reaches the water inlet pressure.
7. Test system one sampling of C1: the fourth water control switch 27 connected with the test system one C1 in the B1 and the third water control switch 24 in the test system one C1 are closed, when the tap water in the surge tank 4 in the test system one C1 is used up, the first water control switch 22 in test system one C1 and the second water control switch 23 in test system one C1 were turned on, simultaneously, a fourth water control switch 27 connected with a test system I C1 in the B2 is opened to enable the water outlet flow of a flow meter 39 connected with the fourth water control switch to be half of the total flow of all purified water of the test system I C1, a fourth water control switch 27 connected with a test system I C1 in the B3 is also opened to enable the water outlet flow of the flow meter 39 connected with the fourth water control switch to be half of the total flow of all purified water of the test system I C1, the stirring blade 201 in the auxiliary labeling tank 20 is started, 15min-30min later, the first inlet pipe 11 and the second inlet pipe 12 of each labeling test unit 7 are sequentially used for sampling and testing Pb in the water sample.2+、As3+And F-And (4) content.
8. Sampling of test system two C2: the fourth water control switch 27 connected with the first test system C1 in the B1 is closed, when the tap water in the surge tank 4 in the second test system C2 is used up, the fourth water control switch 27 connected with the second test system C2 in the B1 is opened, and the effluent flow of the flow meter 39 connected with the fourth water control switch 27 is adjustedThe water flow is half of the total purified water quantity of the second C2 test system, the fourth water control switch 27 connected with the second C2 test system in the B3 is also opened, the water outlet flow of the flow meter 39 connected with the fourth water control switch is adjusted to be half of the total purified water quantity of the second C2 test system, and after 15min-30min, the first water inlet pipe 11 and the second water inlet pipe 12 of each labeling test unit 7 are sampled and tested sequentially to test Pb in the water sample2+、As3+And F-And (4) content.
9. Sampling of test system three C3: closing a fourth control switch 27 connected with a first test system C1 in the B1, when tap water in a pressure stabilizing tank 4 in a third test system C3 to be tested is about to run out, opening a fourth water control switch 27 connected with the third test system C3 in the B1, adjusting the water outlet flow of a flow meter 39 connected with the fourth water control switch 27 to be half of the total net water amount of the third test system C3, similarly opening a fourth water control switch 27 connected with a third test system C3 in the B2, adjusting the water outlet flow of a flow meter 39 connected with the fourth water control switch 27 to be half of the total net water amount of the third test system C3, and sampling and testing Pb in the water sample at a first water inlet pipe 11 and a second water inlet pipe 12 of each labeling test unit 7 after 15-30 min2+and As3+and (4) content.
Pb of each water purifying apparatus and each filter element measured as described above2+、As3+And F-The results of the spiking test are shown in table 3 below.
TABLE 3 Pb of the Water purification units and the cartridges2+、As3+And F-Result of the labeling test
Alternatively, referring to the second embodiment, the operation of five times of sampling can be performed, where the four stages are equally divided, and the first stage (first sampling), the 1/4 stage (second sampling), the 2/4 stage (third sampling), the 3/4 stage (fourth sampling), and the 4/4 stage (fifth sampling) are performed at the beginning of water inlet, calculated according to the rated total purified water amount of each water purifying device and each filter element.
In other embodiments, the number of the main labeling tanks 1, the number of the testing systems, the number of the labeling testing units 7, and the like can be adjusted according to actual testing needs, and are not limited herein.
It should be understood that, the sequence numbers of the steps in the above embodiments do not mean the execution sequence, and the execution sequence of the processes should be determined by the functions and the inherent logic, and should not constitute any limitation to the implementation process of the embodiments of the present invention.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A multifunctional labeling test system is characterized in that: the system comprises at least one main labeling tank, a liquid pump for pumping liquid in the main labeling tank, a first liquid guide pipe for communicating an outlet of the main labeling tank with an inlet of the liquid pump, a pressure stabilizing tank for maintaining pressure, a connecting pipe for communicating an outlet of the liquid pump with an inlet of the pressure stabilizing tank, a plurality of labeling test units for performing labeling tests, a liquid separating pipe for communicating an outlet of the pressure stabilizing tank with inlets of the labeling test units, and a wastewater treatment system for recovering waste liquid discharged by the labeling test units; each labeling test unit is communicated with the corresponding liquid distribution pipe.
2. The multi-functional tagging test system of claim 1, wherein: each labeling test unit comprises a water purification unit communicated with the corresponding liquid distribution pipe, a liquid discharge pipe communicated with an outlet of the water purification unit, a first water outlet pipe communicated with an inlet side of the water purification unit and a second water outlet pipe communicated with an outlet side of the water purification unit; the first water outlet pipe is communicated with the corresponding liquid distribution pipe, and the second water outlet pipe is communicated with the liquid discharge pipe.
3. the multi-functional tagging test system of claim 2, wherein: each labeling test unit further comprises a water control ball valve arranged on the corresponding liquid distribution pipe, a first flowmeter arranged on the corresponding liquid distribution pipe and positioned between the water control ball valve and the water purification unit, a first pressure reducing valve arranged on the corresponding liquid distribution pipe and arranged on the inlet side of the first flowmeter, and a water meter arranged on the corresponding liquid distribution pipe.
4. The multi-functional tagging test system of claim 2, wherein: each marking test unit further comprises a second flowmeter arranged on the liquid discharge pipe and a second pressure reducing valve arranged on the liquid discharge pipe, and the second pressure reducing valve is arranged between the second flowmeter and the second water outlet pipe.
5. The multi-functional tagging test system of claim 1, wherein: the multifunctional labeling test system also comprises a branch flow pipe which is led out by the diversion of the first liquid guide pipe, an auxiliary labeling tank which is communicated with the branch flow pipe, a communicating pipe which is communicated with an outlet of the auxiliary labeling tank, a first water control switch which is arranged on the branch flow pipe, a second water control switch which is arranged on the communicating pipe and a third water control switch which is arranged on the first liquid guide pipe; the communicating pipe is communicated with the liquid pump, and the third water control switch is connected with the first water control switch in parallel.
6. The multifunctional tagging test system of any one of claims 1 to 5, wherein: the multifunctional labeling test system further comprises an air suction cover adjacent to the main labeling tank, an air suction assembly for exhausting and an exhaust pipe communicated with the air suction cover and the air suction assembly.
7. The multifunctional tagging test system of any one of claims 1 to 5, wherein: the multifunctional labeling test system also comprises a fourth water control switch arranged on the first liquid guide pipe and a reverse valve arranged on the first liquid guide pipe.
8. The multifunctional tagging test system of any one of claims 1 to 5, wherein: the multifunctional labeling test system further comprises a floating ball arranged in the main labeling tank and a water level meter arranged on the main labeling tank.
9. The multifunctional tagging test system of any one of claims 1 to 5, wherein: the multifunctional labeling test system further comprises a stirrer installed in the main labeling tank.
10. The multi-functional tagging test system of claim 7, wherein: the reverse valve is arranged between the fourth water control switch and the liquid pump.
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