CN109932342B - Rapid turbidity detection system and detection method for industrial wastewater - Google Patents
Rapid turbidity detection system and detection method for industrial wastewater Download PDFInfo
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- CN109932342B CN109932342B CN201910265468.6A CN201910265468A CN109932342B CN 109932342 B CN109932342 B CN 109932342B CN 201910265468 A CN201910265468 A CN 201910265468A CN 109932342 B CN109932342 B CN 109932342B
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- 238000001514 detection method Methods 0.000 title claims abstract description 93
- 239000010842 industrial wastewater Substances 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 214
- 239000002351 wastewater Substances 0.000 claims abstract description 80
- 230000007246 mechanism Effects 0.000 claims abstract description 43
- 238000002834 transmittance Methods 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 9
- 238000005070 sampling Methods 0.000 claims abstract description 7
- 238000001914 filtration Methods 0.000 claims description 37
- 238000005406 washing Methods 0.000 claims description 31
- 238000011010 flushing procedure Methods 0.000 claims description 26
- 238000005192 partition Methods 0.000 claims description 12
- 238000004891 communication Methods 0.000 claims description 9
- 230000000712 assembly Effects 0.000 claims description 7
- 238000000429 assembly Methods 0.000 claims description 7
- 239000012535 impurity Substances 0.000 claims description 7
- 238000007639 printing Methods 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 4
- 238000007667 floating Methods 0.000 claims description 3
- 230000001376 precipitating effect Effects 0.000 claims description 3
- 239000012780 transparent material Substances 0.000 claims description 3
- 238000012031 short term test Methods 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 47
- 230000000903 blocking effect Effects 0.000 description 6
- 238000009434 installation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 238000013102 re-test Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 239000010918 textile wastewater Substances 0.000 description 1
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Abstract
The invention discloses a system and a method for rapidly detecting turbidity of industrial wastewater, wherein the system comprises a water collecting container and a rapid detection mechanism, wherein the water collecting container is respectively provided with a water inlet pipe and a water outlet pipe which are communicated with an inner cavity of the water collecting container, the water inlet pipe is communicated with a wastewater sampling device, the water outlet pipe is communicated with the rapid detection mechanism, and the rapid detection mechanism detects the transmittance of the wastewater; the quick detection mechanism includes light source component, light sensing element and detecting tube, the detecting tube is horizontal and both ends open-ended body structure, just body between the detecting tube both ends communicates in the delivery end of outlet pipe, and rivers flow from the both ends of detecting tube, light source component, light sensing element interval respectively set up the both ends at the detecting tube, just light sensing element receives and sends and pass the light of detecting tube by the light source component, can be quick carry out the short-term test to the waste water of waste water discharge scene.
Description
Technical Field
The invention belongs to the field of wastewater detection, and particularly relates to a rapid turbidity detection system and a rapid turbidity detection method for industrial wastewater.
Background
The industrial wastewater detection is a general term for biological detection of wastewater, sewage and water discharged from enterprise factories during the production process. The process wastewater detection comprises production wastewater and production sewage. The method can be divided into paper-making wastewater, textile wastewater, tanning wastewater, pesticide wastewater, metallurgical wastewater, oil refining wastewater and the like according to products and processing objects of industrial enterprises, wherein the turbidity of the wastewater is an important parameter for detecting whether the wastewater is qualified or not.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the defects in the prior art, the invention provides a system and a method for rapidly detecting the turbidity of industrial wastewater, which can rapidly detect the wastewater in a wastewater discharge field.
The technical scheme is as follows: in order to achieve the purpose, the technical scheme of the invention is as follows:
a rapid turbidity detection system for industrial wastewater comprises a water collecting container and a rapid detection mechanism, wherein a water inlet pipe and a water outlet pipe which are communicated with an inner cavity of the water collecting container are respectively arranged on the water collecting container, the water inlet pipe is communicated with a wastewater sampling device, the water outlet pipe is communicated with the rapid detection mechanism, and the rapid detection mechanism detects the transmittance of the wastewater;
the rapid detection mechanism comprises a light source element, a light sensing element and a detection tube, the detection tube is of a transverse tube body structure with two open ends, the tube body between the two ends of the detection tube is communicated with the water outlet end of the water outlet tube, water flows out from the two ends of the detection tube, the light source element and the light sensing element are respectively arranged at the two ends of the detection tube at intervals, and the light sensing element receives light rays which are emitted by the light source element and penetrate through the detection tube.
Furthermore, the rapid detection mechanism further comprises a housing, the light source element and the light sensing element are respectively arranged outside the housing, the housing comprises transparent sheets made of transparent materials at positions corresponding to the light source element and the light sensing element, and the end portions of the transparent sheet interval detection tubes are arranged.
Furthermore, the device also comprises a washing component, wherein the washing component is used for washing one side surface of the light-transmitting sheet facing the detection tube; the washing component comprises a diversion water pipe, a pressurizing component, a washing tank and a filtering component arranged in an inner cavity of the washing tank, the washing tank is communicated with a pipeline of a water outlet pipe through the diversion water pipe, the water outlet end of the filtering component is communicated with the water inlet end of the pressurizing component, the filtering component filters water solution in the washing tank, the pressurizing component pressurizes the filtered clear water solution, and the water outlet end of the pressurizing component washes the light-transmitting sheet at high pressure.
Furthermore, the flushing tank is of a block structure, a through hole for the water outlet pipe to penetrate through is formed in the flushing tank in a penetrating mode, the two sides, located on the through hole, of the flushing tank respectively comprise a closed water treatment cavity, a partition plate is arranged in the water treatment cavity in parallel to the axis of the through hole, the water treatment cavity is divided into a filtering cavity and a pressurizing cavity through the partition plate, a communicating hole is formed in the partition plate, and the communicating hole is communicated with the filtering cavity and the pressurizing cavity; the filter cavity is provided with a filter water inlet, the filter water inlet is arranged corresponding to the water outlet end of the diversion water pipe, the filter assembly is arranged in the filter cavity, the pressurizing assembly is arranged corresponding to the pressurizing cavity, the pressurizing assembly increases the pressure in the pressurizing cavity, the bottom of the pressurizing cavity is provided with a flushing port, and the flushing port is arranged corresponding to the light-transmitting sheet; the water flow from the flushing port impinges on the light-transmitting sheet.
Furthermore, the pressurizing assembly comprises a telescopic mechanism and a pushing piston arranged at the end part of a telescopic rod of the telescopic mechanism, the telescopic direction of the telescopic rod is parallel to the axial direction of the through hole, and the pushing piston slides axially through the telescopic rod; the boosting cavity is divided into a water cavity and a water-free cavity through a pushing piston, the water cavity is communicated with the filtering cavity through a communicating hole, the water-free cavity is provided with an air hole, and the water-free cavity is communicated with the external atmospheric environment through the air hole.
Furthermore, at least one communicating hole is formed in the bottom of the partition plate, the filtering assemblies are arranged at intervals among the communicating holes, a clear water solution buffer cavity is formed between the filtering assemblies and the bottom wall of the filtering cavity, and the clear water solution buffer cavity is communicated with the pressurizing cavity.
Furthermore, wash the mouth and be linear opening, just the length direction who washes the mouth is on a parallel with the printing opacity piece, and rivers pass through behind the pressure boost subassembly pressure boost the mouth becomes the flaky rivers outflow, and the flaky rivers are tangent with the printing opacity piece.
Furthermore, the shell is of a cover body structure with an opening facing downwards, two side walls of the shell corresponding to the light source element and the light sensing element are recessed towards the inner cavity to form mounting cavities, the light source element and the light sensing element are respectively arranged in the two mounting cavities, and the inner side wall of the mounting cavity, which is provided with the light transmitting sheet, is convexly arranged towards the detection tube; the top wall of the shell is correspondingly provided with a flushing opening, the flushing opening is larger than the flushing opening, the flushing opening is provided with a water blocking baffle, the bottom of the water blocking baffle extends to the area between the light transmitting sheet and the end part of the detection tube, and the bottom of the water blocking baffle is positioned above the light source element emitting light.
Further, still include rabbling mechanism and filter, the rabbling mechanism rotates and sets up inside the container that catchments, the filter is close to the inner chamber roof setting of the container that catchments, the inlet tube is located more than the filter, the end of intaking of outlet pipe is located below the filter.
A method for rapidly detecting the turbidity of industrial wastewater comprises the following steps:
s1: the method comprises the following steps of collecting a wastewater sample through a wastewater sampling device, continuously guiding wastewater into a water collection container through a water inlet pipe, and filtering wastewater solution entering the water collection container through a filter plate so as to filter impurities, floating objects and the like with larger volume in the wastewater; the filtered wastewater solution is slowly stirred by a stirring mechanism to prevent turbid impurities in the wastewater from precipitating, and the wastewater solution flows to a rapid detection mechanism through a water pump on a water outlet pipe;
s2: the water flow flowing out of the inner cavity of the water collecting container respectively passes through a main pipeline of a water outlet pipe and two shunt water pipes communicated with the water outlet pipe, the wastewater solution entering the main pipeline flows downwards to a detection pipe and then flows outwards through two ports of the detection pipe respectively, the light source element emits emission light, the emission light passes through the inner cavity of the detection pipe and then is received by the light sensing element, and the light transmittance of the wastewater solution is detected through the light sensing element;
s3: the wastewater solution entering the two shunt water pipes enters the filtering cavity through the filtering water inlet, and flows downwards to the clear water solution buffer cavity after being filtered by the filtering component; the telescopic rod drives the pushing piston to slide and displace in a reciprocating mode, when the pushing piston moves upwards, a water cavity forms negative pressure, clear water in the clear water buffer cavity enters the water cavity through the communicating hole, then the pushing piston moves downwards, high pressure is generated in the water cavity, the clear water flows out from the washing opening in a flaky water flow mode, and the water flow impacts the light-transmitting sheet after passing through the position avoiding hole so as to wash away dirt residues on the inner side face of the light-transmitting sheet; and the steps are repeated in sequence.
Has the advantages that: according to the invention, a wastewater solution is collected through a water collection container, and the rapid transmittance detection is carried out on the wastewater solution through a rapid detection mechanism so as to detect the turbidity of wastewater, an emergent ray bundle is emitted through a light source element, the emergent ray is received by a light sensing element after passing through the wastewater solution in a detection tube, and the light intensity of the ray is sensed, so that the transmittance of the wastewater solution is detected; the light source elements and the light sensing elements are respectively arranged at the two ends of the detection tube at intervals, so that direct impact on the light transmitting sheet when a waste water solution flows out can be reduced, and the residue of stains in waste water on the light transmitting sheet can be reduced.
Drawings
FIG. 1 is a front view of the overall structure of the present invention;
FIG. 2 is a top view of the overall structure of the present invention;
FIG. 3 is a schematic view of the half section A-A of the present invention;
FIG. 4 is an enlarged schematic view of the rapid detection mechanism of the present invention;
FIG. 5 is an enlarged view of the structure of portion B of FIG. 4 in accordance with the present invention;
FIG. 6 is a schematic structural view of the flushing assembly of the present invention;
fig. 7 is a schematic view of the internal structure of the housing of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 to 4, the system for rapidly detecting the turbidity of industrial wastewater comprises a water collecting container 1 and a rapid detection mechanism, wherein the water collecting container 1 is respectively provided with a water inlet pipe 3 and a water outlet pipe 4 which are communicated with an inner cavity of the water collecting container 1, the water inlet pipe 3 is communicated with a wastewater sampling device, the water outlet pipe 4 is communicated with the rapid detection mechanism through a water pump 40, and the rapid detection mechanism detects the transmittance of wastewater;
the rapid detection mechanism comprises a light source element 12, a light sensing element 13 and a detection tube 11, wherein the detection tube 11 is of a horizontally transverse tube body structure with two open ends, the tube body between the two ends of the detection tube 11 is communicated with the water outlet end of the water outlet tube 4, the water flow of the wastewater solution flows out from the two ends of the detection tube 11, the light source element 12 and the light sensing element 13 are respectively arranged at the two ends of the detection tube 11 at intervals, and the light sensing element 13 receives light which is emitted by the light source element 12 and passes through the axis of the detection tube 11. The rapid detection mechanism further comprises a shell 8, the light source element 12 and the light sensing element 13 are respectively arranged on the outer side of the shell 8, the shell 8 comprises light transmitting sheets 10 made of transparent materials at positions corresponding to the light source element 12 and the light sensing element 13, and the end parts of the light transmitting sheets 10 and the distance detection tubes 11 are arranged. Collecting waste water solution through the water collecting container 1 and carrying out rapid transmittance detection on the waste water solution through a rapid detection mechanism so as to detect turbidity of waste water, emitting an emergent ray bundle through a light source element 12, receiving the emergent ray by a light sensing element 13 after the emergent ray passes through the waste water solution in a detection tube 11, and sensing light intensity of the ray so as to detect transmittance of the waste water solution; the rapid detection is convenient to be carried out on the waste water discharge site, and a part of waste water solution can be reserved in the water collection container 1 to be used as a backup sample so as to be convenient for the retest by a precise instrument in a laboratory; and the light source element 12 and the light sensing element 13 are respectively arranged at the two ends of the detection tube 11 at intervals, so that the direct impact on the light-transmitting sheet when the waste water solution flows out can be reduced, the residue of dirt in the waste water on the light-transmitting sheet 10 is reduced, and the accurate detection of the transmittance is ensured.
As shown in fig. 3 to 6, the device further comprises a washing assembly, wherein the washing assembly washes one side surface of the light-transmitting sheet 10 facing the detection tube 11; the washing component washes light source element 12, light sensing element 13 corresponding light-transmitting piece 10 respectively, the washing component includes reposition of redundant personnel water pipe 15, pressure boost subassembly, flush box 7 and sets up filtering component 14 in the flush box 7 inner chamber, filtering component 14 is filter piece such as filter core, flush box 7 is through the pipeline of reposition of redundant personnel water pipe 15 intercommunication outlet pipe 4, filtering component 14's the end intercommunication of intaking of water end and pressure boost subassembly, filtering component 14 filters the aqueous solution in the flush box 7, the clear water solution after the pressure boost subassembly pressure boost filters, the play water end of pressure boost subassembly is washed to light-transmitting piece 10 high pressure.
As shown in fig. 6, the flushing tank 7 is a rectangular block structure, a through hole 20 for passing a main pipe 44 of the water outlet pipe 4 is formed in the flushing tank 7, both sides of the flushing tank 7, which are located at the through hole 20, include closed water treatment chambers 22, the two diversion water pipes 15 are respectively communicated with the main pipe 44 and the water treatment chambers 22, the diversion water pipes 15, the main pipe 44 and the water outlet pipe are connected through a four-way 30, a partition 28 is disposed in the water treatment chamber 22 in parallel to an axis of the through hole 20, the water treatment chamber 22 is separated into a filtering chamber 17 and a pressurizing chamber 19 through the partition 28, a communication hole 18 is formed in the partition 28, the communication hole 18 is communicated with the filtering chamber 17 and the pressurizing chamber 19, a water flow check valve can be disposed in the communication hole 18 to prevent water in the pressurizing chamber 19 from flowing back to the filtering chamber 17, a filtering water inlet 16 is formed in the filtering chamber 17, and the filtering water inlet 16 and a water outlet end of the diversion water pipes 15 are correspondingly arranged, the filter assembly 14 is arranged in the filter cavity 17, the pressurizing assembly is arranged corresponding to the pressurizing cavity 19, the pressurizing assembly increases the pressure in the pressurizing cavity 19, the bottom of the pressurizing cavity 19 is provided with a washing opening 21, and the washing opening 21 is arranged corresponding to the light-transmitting sheet 10; the water flow from the flushing port 21 impinges on the light transmitting sheet 10. In order to avoid light intensity loss and make the whole structure miniaturized and compact, the light transmitting sheets 10 corresponding to the light source element 12 and the light sensing element 13 cannot be too far away from the two ends of the detection tube 11, therefore, when water flows out from the two ends of the detection tube 11, waste water solution still splashes on the light transmitting sheets, stains in the waste water remain on the light transmitting sheets and cannot be removed in time, and detection errors of the transmittance can be caused, therefore, the inner side surfaces of the two light transmitting sheets 10 are washed by the washing component, stains in the waste water can be prevented from remaining on the light transmitting sheets, the accuracy of transmittance detection is ensured, and the water flow flowing out through the washing port 21 has a certain initial speed, and drives the air in the shell 8 to move in the downward flowing process, so that the water flowing out from the port of the detection tube 11 flows downwards and deviates, and the displacement of the water flow in the axial direction in the detection tube 11 is reduced, further reduce waste water and sputter to printing opacity piece 10, reduce the waste water spot on printing opacity piece 10, promote the accuracy that detects.
The pressurizing assembly comprises a telescopic mechanism 23 and a pushing piston 25 arranged at the end part of a telescopic rod 24 of the telescopic mechanism 23, the telescopic mechanism 23 is an electric push rod or other mechanisms capable of performing reciprocating telescopic motion, the telescopic direction of the telescopic rod 24 is parallel to the axial direction of the through hole 20, and the pushing piston 25 slides axially through the telescopic rod 24; the pressurizing cavity 19 is divided into a water cavity 190 and a non-water cavity 191 by a pushing piston 25, the water cavity 190 is communicated with the filtering cavity 17 through a communicating hole 18, the non-water cavity 191 is provided with a breather hole 26, and the non-water cavity 191 is communicated with the external atmosphere through the breather hole 26. The push piston 25 is displaced in the pressurizing cavity 19 in a reciprocating manner, so that the water cavity 190 can achieve the functions of extracting water solution in the clear water solution buffer cavity 170 and discharging water to the outside of the pressurizing cavity 19, at least one communicating hole 18 is formed in the bottom of the partition plate 28, the thickness of the push piston is larger than the diameter of the communicating hole 18, the clear water solution can only enter the water cavity 190, the filter assemblies 14 are arranged at intervals among the communicating holes 18, the clear water solution buffer cavity 170 is formed between the bottom walls of the filter assemblies 14 and the filter cavity 17, the water solution filtered by the filter assemblies 14 is reserved in the clear water solution buffer cavity 170, and the clear water solution buffer cavity 170 is communicated with the pressurizing cavity 19. The developing port 21 is a linear opening, the length direction of the developing port 21 is parallel to the light-transmitting sheet 10, water flow flows out after being pressurized by the pressurizing assembly, the developing port 21 is flaky, and the flaky water flow is tangent to the light-transmitting sheet 10 to develop the light-projecting sheet 10.
When the pushing piston 25 moves upwards, the water cavity 190 forms negative pressure, the clear water solution in the clear water solution buffer cavity 170 enters the water cavity 190 through the communication hole 18, and because the flushing port 21 is a linear opening with a smaller diameter, when the pushing piston moves upwards, the water cavity 190 generates negative pressure, and because the flushing port 21 itself acts by the tension of water, the water flow stops flowing out of the flushing port 21; then, the pushing piston 25 moves downwards, high pressure is generated in the water cavity 190, the clear water solution flows out from the washing port 21 in a sheet shape, and the water flow impacts on the light-transmitting sheet 10 to wash away dirt residues on the inner side surface of the light-transmitting sheet 10; and the steps are repeated in sequence.
As shown in fig. 5 and 7, the casing 8 is a cover body structure with a downward opening, and the casing 8 is recessed towards the inner cavity to form an installation cavity 80 corresponding to the two side walls of the light source element 12 and the light sensing element 13, the light source element 12 and the light sensing element 13 are respectively arranged in the two installation cavities 80, and the inner side wall of the light transmitting sheet 10 in the installation cavity 80 is protruded towards the detection tube 11 so as to reduce the distance between the light transmitting sheet 10 and the detection tube port, a position avoiding hole 31 is formed in the top wall of the casing 8 corresponding to the washing port 21, the position avoiding hole 31 is larger than the washing port 21 and is adjacent to the position avoiding hole 31 which is provided with a water blocking baffle 32, the bottom end of the water blocking baffle 32 extends towards the area between the ends of the light transmitting sheet 10 and the detection tube 11, and the bottom end of the water blocking baffle 32 is located above the light emitted by the light source element 12. The water-blocking baffle 32 blocks water in the detection tube 11 from sputtering toward the light-transmitting sheet 10, and a water outlet gap 33 is formed between the water-blocking baffle and the light-transmitting sheet 10, so that water flowing out of the washing port 21 washes the light-transmitting sheet 10 through the water outlet gap 33, and the clear water solution is guided to directly act on the light-transmitting sheet.
Still include rabbling mechanism 2 and filter 6, the actuating motor 5 drive at rabbling mechanism 2 through catchment container outside top rotates inside catchment container 1, filter 6 is close to catchment container 1's inner chamber roof setting, inlet tube 3 is located more than filter 6, the end of intaking of outlet pipe 4 is located below the filter 6, and the waste water solution after the filtration slowly stirs through rabbling mechanism, prevents that muddy impurity in the waste water from deposiing.
A method for rapidly detecting the turbidity of industrial wastewater comprises the following steps:
s1: the wastewater sampling device is used for collecting a wastewater sample, wastewater is continuously led into the water collecting container 1 through the water inlet pipe 3, and wastewater solution entering the water collecting container 1 is filtered through the filter plate 6 so as to filter impurities, floating objects and the like with larger volume in the wastewater; the filtered wastewater solution is slowly stirred by the stirring mechanism to prevent turbid impurities in the wastewater from precipitating, and the wastewater solution flows to the rapid detection mechanism through a water pump 40 on a pipeline of the water outlet pipe 4;
s2: the water flowing out of the inner cavity of the water collecting container 1 respectively passes through a main pipeline 44 of the water outlet pipe 4 and two shunt water pipes 15 communicated with the water outlet pipe 4, the wastewater solution entering the main pipeline 44 flows downwards to the detection pipe 11 and then respectively flows out through two ports of the detection pipe 11, the light source element 12 emits emission light, the emission light passes through the inner cavity of the detection pipe 11 and then is received by the light sensing element 13, and the light transmittance of the wastewater solution is detected through the light sensing element 13;
s3: the wastewater solution entering the two diversion water pipes 15 enters the filter chamber 17 through the filtering water inlet 16, and flows downwards to the clear water solution buffer chamber 170 after being filtered by the filter assembly 14; the telescopic rod 24 drives the pushing piston 25 to perform reciprocating sliding displacement, when the pushing piston 25 moves upwards, the water cavity 190 forms negative pressure, the clear water solution in the clear water solution buffer cavity 170 enters the water cavity 190 through the communicating hole 18, then the pushing piston 25 moves downwards, high pressure is generated in the water cavity 190, the clear water solution flows out from the washing port 21 in a sheet-shaped water flow mode, and the water flow impacts the light-transmitting sheet 10 after passing through the avoiding hole 31 so as to wash away dirt residues on the inner side face of the light-transmitting sheet 10; and the steps are repeated in sequence.
The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the invention and these are intended to be within the scope of the invention.
Claims (7)
1. The utility model provides a quick detecting system of turbidity of industrial waste water which characterized in that: the device comprises a water collecting container (1) and a rapid detection mechanism, wherein a water inlet pipe (3) and a water outlet pipe (4) which are communicated with an inner cavity of the water collecting container (1) are respectively arranged on the water collecting container (1), the water inlet pipe (3) is communicated with a wastewater sampling device, the water outlet pipe (4) is communicated with the rapid detection mechanism, and the rapid detection mechanism detects the transmittance of wastewater;
the rapid detection mechanism comprises a light source element (12), a light sensing element (13) and a detection tube (11), the detection tube (11) is of a transverse tube body structure with openings at two ends, the tube body between two ends of the detection tube (11) is communicated with the water outlet end of the water outlet tube (4), water flows out of two ends of the detection tube (11), the light source element (12) and the light sensing element (13) are respectively arranged at two ends of the detection tube (11) at intervals, and the light sensing element (13) receives light rays which are emitted by the light source element (12) and penetrate through the detection tube (11);
the rapid detection mechanism further comprises a shell (8), the light source element (12) and the light sensing element (13) are respectively arranged on the outer side of the shell (8), the shell (8) comprises light transmitting sheets (10) made of transparent materials at positions corresponding to the light source element (12) and the light sensing element (13), and the end parts of the light transmitting sheets (10) and the interval detection tube (11) are arranged;
the washing assembly is used for washing one side surface, facing the detection tube (11), of the light-transmitting sheet (10); the washing component comprises a diversion water pipe (15), a pressurizing component, a washing tank (7) and a filtering component (14) arranged in an inner cavity of the washing tank (7), the washing tank (7) is communicated with a pipeline of the water outlet pipe (4) through the diversion water pipe (15), a water outlet end of the filtering component (14) is communicated with a water inlet end of the pressurizing component, the filtering component (14) filters water solution in the washing tank (7), the pressurizing component pressurizes the filtered clear water solution, and the water outlet end of the pressurizing component performs high-pressure washing on the light-transmitting sheet (10);
the flushing tank (7) is of a block structure, a through hole (20) for the water outlet pipe (4) to penetrate through is formed in the flushing tank (7), the two sides, located on the through hole (20), of the flushing tank (7) respectively comprise a closed water treatment cavity (22), a partition plate (28) is arranged in the water treatment cavity (22) in parallel to the axis of the through hole (20), the water treatment cavity (22) is divided into a filtering cavity (17) and a pressurizing cavity (19) through the partition plate (28), a communication hole (18) is formed in the partition plate (28), and the communication hole (18) is communicated with the filtering cavity (17) and the pressurizing cavity (19); a filtering water inlet (16) is formed in the filtering cavity (17), the filtering water inlet (16) is arranged corresponding to the water outlet end of the flow dividing water pipe (15), the filtering component (14) is arranged in the filtering cavity (17), the pressurizing component is arranged corresponding to the pressurizing cavity (19), the pressurizing component increases the pressure in the pressurizing cavity (19), a flushing opening (21) is formed in the bottom of the pressurizing cavity (19), and the flushing opening (21) is arranged corresponding to the light-transmitting sheet (10); the water flow from the flushing port (21) impinges on the light-transmitting sheet (10).
2. The system for rapidly detecting the turbidity of the industrial wastewater according to claim 1, wherein: the pressurizing assembly comprises a telescopic mechanism (23) and a pushing piston (25) arranged at the end part of a telescopic rod (24) of the telescopic mechanism (23), the telescopic direction of the telescopic rod (24) is parallel to the axial direction of the through hole (20), and the pushing piston (25) slides axially through the telescopic rod (24); the booster cavity (19) is separated into a water cavity (190) and a non-water cavity (191) through a pushing piston (25), the water cavity (190) is communicated with the filter cavity (17) through a communicating hole (18), the non-water cavity (191) is provided with air holes (26), and the non-water cavity (191) is communicated with the external atmospheric environment through the air holes (26).
3. The system for rapidly detecting the turbidity of the industrial wastewater according to claim 1, wherein: at least one communication hole (18) is formed in the bottom of the partition plate (28), the filter assemblies (14) are arranged at intervals of the communication holes (18), a clear water solution buffer cavity (170) is formed between the filter assemblies (14) and the bottom wall of the filter cavity (17), and the clear water solution buffer cavity (170) is communicated with the pressurizing cavity (19).
4. The system for rapidly detecting the turbidity of the industrial wastewater according to claim 1, wherein: wash mouthful (21) and be linear opening, just the length direction who washes mouthful (21) is on a parallel with printing opacity piece (10), and rivers pass through behind the pressure boost subassembly pressure boost mouth (21) one-tenth slice rivers flow out, and slice rivers are tangent with printing opacity piece (10).
5. The system for rapidly detecting the turbidity of the industrial wastewater according to claim 2, wherein: the shell (8) is of a cover body structure with an opening facing downwards, two side walls of the shell (8) corresponding to the light source element (12) and the light sensing element (13) are recessed towards inner cavities to form mounting cavities (80), the light source element (12) and the light sensing element (13) are respectively arranged in the two mounting cavities (80), and the inner side wall of the mounting cavity (80) for mounting the light-transmitting sheet (10) is convexly arranged towards the detection tube (11); the position-avoiding hole (31) is formed in the top wall of the shell (8) corresponding to the flushing opening (21), the position-avoiding hole (31) is larger than the flushing opening (21) and is adjacent to the position-avoiding hole (31) provided with a water-blocking baffle (32), the bottom of the water-blocking baffle (32) extends towards the region between the light-transmitting sheet (10) and the end of the detection tube (11), and the bottom of the water-blocking baffle (32) is located above the light source element (12) for emitting light.
6. The system for rapidly detecting the turbidity of the industrial wastewater according to claim 1, wherein: still include rabbling mechanism (2) and filter (6), rabbling mechanism (2) rotate to set up inside water collecting container (1), the inner chamber roof that filter (6) are close to water collecting container (1) sets up, inlet tube (3) are located more than filter (6), the end of intaking of outlet pipe (4) is located below filter (6).
7. The detection method of the turbidity rapid detection system for industrial wastewater according to any one of claims 1-6, wherein: the method comprises the following steps:
s1: the wastewater sampling device is used for collecting a wastewater sample, wastewater is continuously led into the water collecting container (1) through the water inlet pipe (3), and wastewater solution entering the water collecting container (1) is filtered through the filter plate (6) so as to filter impurities and floating objects with larger volume in the wastewater; the filtered wastewater solution is slowly stirred by a stirring mechanism to prevent turbid impurities in the wastewater from precipitating, and the wastewater solution flows to a rapid detection mechanism through a water pump (40) on a pipeline of a water outlet pipe (4);
s2: the water flowing out of the inner cavity of the water collecting container (1) respectively flows through a main pipeline (44) of a water outlet pipe (4) and two shunt water pipes (15) communicated with the water outlet pipe (4), the wastewater solution entering the main pipeline (44) flows downwards to a detection pipe (11), then respectively flows outwards through two ports of the detection pipe (11), the light source element (12) emits emission light, the emission light is received by a light sensing element (13) after passing through the inner cavity of the detection pipe (11), and the transmittance of the wastewater solution is detected through the light sensing element (13);
s3: the wastewater solution entering the two shunt water pipes (15) enters the filter chamber (17) through the filtering water inlet (16), and flows downwards to the clear water solution buffer chamber (170) after being filtered by the filter assembly (14); the telescopic rod (24) drives the pushing piston (25) to slide and displace in a reciprocating mode, when the pushing piston (25) moves upwards, the water cavity (190) forms negative pressure, clear water solution in the clear water solution buffer cavity (170) enters the water cavity (190) through the communication hole (18), then the pushing piston (25) moves downwards, high pressure is generated in the water cavity (190), the clear water solution flows out from the washing opening (21) in a sheet-shaped water flow mode, and the water flow impacts the light-transmitting sheet (10) after passing through the avoiding hole (31) so as to wash away dirt residues on the inner side face of the light-transmitting sheet (10); and the steps are repeated in sequence.
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