CN114112540B - On-line rapid water quality residual chlorine analyzer - Google Patents
On-line rapid water quality residual chlorine analyzer Download PDFInfo
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- CN114112540B CN114112540B CN202111596190.4A CN202111596190A CN114112540B CN 114112540 B CN114112540 B CN 114112540B CN 202111596190 A CN202111596190 A CN 202111596190A CN 114112540 B CN114112540 B CN 114112540B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
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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
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Abstract
The invention discloses an online rapid water quality residual chlorine analyzer, which comprises a box body, wherein a bearing tray is rotatably arranged in the middle of the box body, a plurality of detection sampling tubes are fixedly connected to the edge of the bearing tray, and a sampling pump for sampling water quality, a cleaning pump for cleaning the detection sampling tubes and a reagent pump for conveying detection reagents into the detection sampling tubes are fixedly arranged on one side of the inner wall of the box body; according to the invention, the supporting plate is driven to rotate by the driving motor, so that the plurality of detection sampling pipes are driven to rotate, the plurality of detection sampling pipes can sequentially sample, and the detection and cleaning operations are performed, so that the whole detection flow can be circularly and continuously performed, the automation degree of the operation of the device is improved, the detection process does not need to be manually participated, and the real-time detection and sampling of the same water quality detection point can be realized.
Description
Technical Field
The invention relates to the technical field of water quality monitoring, in particular to an online rapid water quality residual chlorine analyzer.
Background
In water supply production, in order to meet water safety indexes, real-time online detection of water quality is necessary.
The on-line residual chlorine water quality on-line detection device shown in figure 1 is characterized in that a water sample is pumped into a flow cell through a detection probe, a detection reagent is sent into the flow cell, and residual chlorine is detected through a color reaction. The detection device needs manual real-time operation, has poor working continuity and low automation degree, and can not meet the continuous monitoring requirement of the same water quality detection point; meanwhile, the detection device has no cleaning function, and after one-time detection, residual water samples, reagents and the like are easy to influence the accuracy of subsequent detection.
Disclosure of Invention
The invention aims to provide an online rapid water quality residual chlorine analyzer so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
an online rapid water quality residual chlorine analyzer comprises a box body, wherein a bearing tray is rotatably arranged in the middle of the box body, and a plurality of detection sampling tubes are fixedly connected to the edge of the bearing tray; a driving motor is fixedly arranged in the center of the bottom of the tray;
one side of the inner wall of the box body is fixedly provided with a sampling pump for sampling water quality, a cleaning pump for cleaning a detection sampling tube and a reagent pump for sending detection reagent into the detection sampling tube, one side of the reagent pump is fixedly connected with a reagent box, the reagent box is fixedly connected with the input end of the reagent pump through a communicating pipe, and the output end of the reagent pump is fixedly connected with a reagent tube;
the input end of the sampling pump is fixedly connected with a sampling pipe, the output end of the sampling pump is fixedly connected with a sample pipe, the input end of the cleaning pump is fixedly connected with a water purifying pipe, and the output end of the cleaning pump is fixedly connected with a cleaning pipe;
one end of the sample tube, one end of the reagent tube and one end of the cleaning tube are fixedly connected with a pressing ring, and the outer wall of the pressing ring is connected with a butt joint sleeve in a sliding manner; the inner wall of the butt joint sleeve is fixedly connected with a connecting sheet, the top of the connecting sheet is fixedly connected with a pushing spring, and the top of the pushing spring is fixedly connected with the bottom of the pressing ring; the bottom of the butt joint sleeve is provided with an arc-shaped surface;
the middle part of the sample tube and the middle part of the reagent tube are fixedly provided with electric flow regulating valves;
the top of the tray is provided with a butt joint sliding groove, the bottom of the butt joint sleeve is in sliding connection with the inner wall of the butt joint sliding groove, the inner wall of the butt joint sliding groove is provided with a plurality of butt joint ports, and the bottoms of the plurality of butt joint ports are respectively communicated with the tops of a plurality of detection sampling tubes;
one side of the supporting plate is fixedly connected with a mounting plate, one side of the mounting plate is fixedly provided with a color difference meter, and the top of the color difference meter is fixedly provided with an illuminating lamp; a display screen is fixedly arranged on one side of the top of the box body, the display screen is electrically connected with the color difference meter, and a data transmission module is arranged in the box body and used for carrying out remote online transmission on data obtained by detection of the color difference meter;
as a further scheme of the invention: the bottom of the bearing tray is provided with a plurality of water outlets, the inner walls of the water outlets are fixedly provided with sealing gaskets, the bottoms of the detection sampling pipes are provided with bottom through holes, the bottoms of the bottom through holes are respectively communicated with the tops of the water outlets, one side of the bearing tray is provided with a butt joint cylinder, the output end of the butt joint cylinder is fixedly connected with a water pipe frame, and the inner wall of the water pipe frame is fixedly connected with a drain pipe; one side of the lower part of the bearing plate, which is close to the mounting plate, is fixedly provided with a magnetic stirrer, a plurality of partition nets are fixedly connected with the inner walls of the water outlets, and stirring rods are placed at the tops of the partition nets.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, the supporting plate is driven to rotate by the driving motor, so that the plurality of detection sampling pipes are driven to rotate, the plurality of detection sampling pipes can sequentially perform sampling, detection and cleaning operations, the whole detection flow can be circularly and continuously performed, the automation degree of the operation of the device is improved, the detection process does not need to be manually participated, and the real-time detection and sampling of the same water quality detection point can be realized; according to the invention, by arranging the mechanisms such as the cleaning pump and the like, clean water is fed into the detection sampling tube by utilizing the cleaning tube to detect the detection sampling tube, so that the influence of mixture residue on subsequent detection is avoided, and the accuracy of a detection result is improved.
Drawings
FIG. 1 is a schematic diagram of a prior art apparatus;
FIG. 2 is a perspective view of the present invention;
FIG. 3 is a top view of the case of the present invention;
FIG. 4 is a perspective view of the inventive tray;
FIG. 5 is a cross-sectional view of a test coupon of the present invention.
In the figure: 1. a case; 2. a tray; 3. detecting a sampling tube; 4. a sampling pump; 5. a cleaning pump; 6. a reagent pump; 7. a reagent box; 8. a reagent tube; 9. a mounting plate; 10. a display screen; 11. a sampling tube; 12. a water purifying pipe; 13. butting a sleeve; 14. a pushing spring; 15. an electric flow rate regulating valve; 16. a butt-joint sliding groove; 17. an interface; 18. a sample tube; 19. a water outlet; 20. a bottom through hole; 21. a separation net; 22. a stirrer; 23. a butt-joint air cylinder; 24. a drain pipe; 25. cleaning the tube; 26. and a cover plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 2-5, in an embodiment of the present invention, an online rapid water quality residual chlorine analyzer includes a box 1, a support tray 2 is rotatably installed in the middle of the box 1, and a plurality of detection sampling tubes 3 are fixedly connected to edges of the support tray 2; the center of the bottom of the support plate 2 is fixedly provided with a driving motor, the support plate 2 is driven to rotate by the driving motor, and then the detection sampling pipes 3 are driven to rotate, so that the detection sampling pipes 3 can sequentially sample, detect and clean, the whole detection flow can be circularly and continuously carried out, the automation degree of the device operation is improved, and the detection efficiency is further improved;
referring to fig. 3, in order to send water quality samples, detection reagents and clean the detected detection sampling tubes 3 into the detection sampling tubes 3, a sampling pump 4 for sampling water quality, a cleaning pump 5 for cleaning the detection sampling tubes 3 and a reagent pump 6 for sending the detection reagents into the detection sampling tubes 3 are fixedly arranged on one side of the inner wall of the box body 1, a reagent box 7 is fixedly connected to one side of the reagent pump 6, the reagent box 7 is fixedly connected with the input end of the reagent pump 6 through a communicating pipe, and the output end of the reagent pump 6 is fixedly connected with a reagent tube 8;
the input end of the sampling pump 4 is fixedly connected with a sampling tube 11, the output end of the sampling pump 4 is fixedly connected with a sampling tube 18, the input end of the cleaning pump 5 is fixedly connected with a water purifying tube 12, and the output end of the cleaning pump 5 is fixedly connected with a cleaning tube 25;
referring to fig. 5, a pressing ring is fixedly connected to one end of the sample tube 18, one end of the reagent tube 8 and one end of the cleaning tube 25, and a docking sleeve 13 is slidably connected to the outer wall of the pressing ring; the inner wall of the butt joint sleeve 13 is fixedly connected with a connecting sheet, the top of the connecting sheet is fixedly connected with a pushing spring 14, and the top of the pushing spring 14 is fixedly connected with the bottom of the pressing ring; the bottom of the butt joint sleeve 13 is provided with an arc-shaped surface; the top of the tray 2 is provided with a butt joint sliding groove 16, the bottom of the butt joint sleeve 13 is in sliding connection with the inner wall of the butt joint sliding groove 16, the inner wall of the butt joint sliding groove 16 is provided with a plurality of butt joint ports 17, and the bottoms of the plurality of butt joint ports 17 are respectively communicated with the tops of the plurality of detection sampling tubes 3; the abutting sleeve 13 is pushed to move by the abutting spring 14, so that the bottom of the abutting sleeve 13 keeps abutting against the top surface of the supporting disc 2, under the rotation of the supporting disc 2, the abutting joint of the abutting joint 17 and the abutting sleeve 13 is utilized, the leakage of each detection sampling tube 3 when the detection sampling tube receives reagent or water is reduced, and the cleaning of the inner wall of the box body 1 is ensured;
the butt joint sliding groove 16 is formed in the top of the supporting disc 2, movement of the butt joint sleeve 13 is limited, stable butt joint between the butt joint sleeve 13 and the butt joint opening 17 is guaranteed, and meanwhile, the butt joint sleeve 13 is conveniently moved in the butt joint sliding groove 16 more smoothly by arranging the butt joint spring 14 and arranging the butt joint sleeve 13 on the ground to be an arc-shaped surface;
in order to ensure that the proportion between the extracted water quality sample quantity and the fed reagent quantity is proper, so as to improve the detection accuracy, an electric flow regulating valve 15 is fixedly arranged in the middle of a sample tube 18 and in the middle of a reagent tube 8, and the electric flow regulating valve 15 is used for controlling the sample quantity and the reagent quantity fed into each detection sampling tube 3;
referring to fig. 3, a mounting plate 9 is fixedly connected to one side of the support tray 2, a color difference meter is fixedly mounted on one side of the mounting plate 9, and an illuminating lamp is fixedly mounted on the top of the color difference meter; a display screen 10 is fixedly arranged on one side of the top of the box body 1, the display screen 10 is electrically connected with the color difference meter, and a data transmission module is arranged in the box body 1 and used for carrying out remote online transmission on data obtained by detection of the color difference meter; the natural light lamp is adopted for illumination, a light source is provided for a color difference meter through the arrangement of the illumination lamp, colors on a precise water quality residual chlorine color comparison card are input into the color difference meter in advance, colors after the detection sampling tube 3 reacts with the reagent are compared through the color difference meter, the colors are displayed through the display screen 10, and meanwhile, the comparison data are transmitted remotely through the data transmission module, so that real-time detection of water quality is realized;
in the specific implementation, the control chip can automatically control the actions of the driving motor, the butt-joint air cylinder 23, the cleaning pump 5, the reagent pump 6, the sampling pump 4 and other mechanisms, and the control unit is associated with the data transmission module, so that the work of the remote control device is realized, and the convenience of use is improved;
an access hole is formed in the other side of the top of the box body 1, a cover plate 26 is connected to the inner wall of the access hole, a filling port is formed in the top of the reagent box 7 and used for filling detection reagent, and the access hole is formed, so that the detection and maintenance of the internal structure of the box body 1 are facilitated;
referring to fig. 5, a plurality of water outlets 19 are formed in the bottom of the supporting plate 2, sealing gaskets are fixedly mounted on the inner walls of the plurality of water outlets 19, bottom through holes 20 are formed in the bottoms of the plurality of detection sampling tubes 3, the bottoms of the plurality of bottom through holes 20 are respectively communicated with the tops of the plurality of water outlets 19, a butt-joint cylinder 23 is arranged on one side of the supporting plate 2, a water pipe frame is fixedly connected to the output end of the butt-joint cylinder 23, and a drain pipe 24 is fixedly connected to the inner wall of the water pipe frame; the water discharge pipe 24 is driven to lift by the butt joint air cylinder 23, and the water in the detection sampling pipe 3 is discharged by utilizing the top of the water discharge pipe to penetrate through the sealing plug;
in order to improve the mixing uniformity of the detection reagent and the water quality sample, a magnetic stirrer is fixedly arranged on one side, close to the mounting plate 9, of the lower side of the bearing plate 2, the inner walls of the water outlets 19 are fixedly connected with separation nets 21, and stirring rods 22 are arranged at the tops of the separation nets 21.
The working principle of the invention is as follows: firstly, a sampling pump 4 works, a water quality sample is pumped into a sampling tube 11 and then is sent into a detection sampling tube 3 through a sample tube 18, then a driving motor is started to drive a carrying tray 2 and the detection sampling tube 3 to rotate, when the detection sampling tube 3 carrying the water quality sample rotates to the position of a color difference meter, a butt joint sleeve 13 at the bottom of a reagent tube 8 is in butt joint with a butt joint opening 17 at the top of the detection sampling tube 3, then a reagent pump 6 is started, a certain amount of detection reagent is sent into the detection sampling tube 3, a magnetic stirrer is started to drive a stirrer 22 to rotate, the sample and the reagent are mixed and stirred, after the mixture of the sample and the reagent is stable, an illuminating lamp and the color difference meter are started to analyze and compare the color of the mixture, the result is displayed through a display screen 10, and meanwhile, the data transmission unit is used for online remote transmission;
after the detection is finished, the driving motor is started again to drive the detection sampling tube 3 to move to the position of the butt joint cylinder 23, then the butt joint cylinder 23 is started to drive the drain pipe 24 to lift, so that the drain pipe 24 passes through the sealing plug to discharge the mixture in the detection sampling tube 3, then the cleaning pump 5 is started, clear water is fed into the detection sampling tube 3 through the cleaning tube 25, and the detection sampling tube 3 is washed, so that the influence of mixture residues on subsequent detection is avoided; after cleaning, the butt-joint air cylinder 23 drives the drain pipe 24 to descend and reset, so that the interference to the rotation operation of the tray 2 is avoided.
The present invention is not limited to the above embodiments, but is capable of modification and variation in all aspects, including those of ordinary skill in the art, without departing from the spirit and scope of the present invention.
Claims (2)
1. The utility model provides an online quick quality of water residual chlorine analysis appearance, includes box (1), its characterized in that, the middle part of box (1) rotates and installs holds tray (2), the border fixedly connected with of holding tray (2) detects sampling tube (3), one side fixed mounting of the inner wall of box (1) has sampling pump (4) that are used for carrying out quality of water sample, is used for carrying out clear clean pump (5) to detecting sampling tube (3) and sends the reagent pump (6) of detecting reagent into detecting sampling tube (3), one side fixed connection reagent case (7) of reagent pump (6), pass through communicating pipe fixed connection between reagent case (7) and the reagent pump (6); a driving motor is fixedly arranged in the center of the bottom of the bearing plate (2);
one side of the supporting plate (2) is fixedly connected with a mounting plate (9), one side of the mounting plate (9) is fixedly provided with a color difference meter, and the top of the color difference meter is fixedly provided with an illuminating lamp; a display screen (10) is fixedly arranged on one side of the top of the box body (1), and the display screen (10) is electrically connected with the color difference meter;
the output end of the sampling pump (4) is fixedly connected with a sample tube (18), the output end of the reagent pump (6) is fixedly connected with a reagent tube (8), the output end of the cleaning pump (5) is fixedly connected with a cleaning tube (25), one end of the sample tube (18), one end of the reagent tube (8) and one end of the cleaning tube (25) are all connected with a docking sleeve (13) in a sliding mode, a docking sliding groove (16) is formed in the top of the supporting disc (2), the bottom of the docking sleeve (13) is in sliding connection with the inner wall of the docking sliding groove (16), a plurality of docking ports (17) are formed in the inner wall of the docking sliding groove (16), and the bottoms of the docking ports (17) are respectively communicated with the tops of a plurality of detection sampling tubes (3); the inner wall of the butt joint sleeve (13) is fixedly connected with a connecting sheet, the top of the connecting sheet is fixedly connected with a pushing spring (14), and the bottom of the butt joint sleeve (13) is provided with an arc-shaped surface;
a plurality of water outlets (19) are formed in the bottom of the supporting plate (2), sealing gaskets are fixedly arranged on the inner walls of the water outlets (19), bottom through holes (20) are formed in the bottoms of the detection sampling tubes (3), the bottoms of the bottom through holes (20) are respectively communicated with the tops of the water outlets (19), a butt joint air cylinder (23) is arranged on one side of the supporting plate (2), and a drain pipe (24) is fixedly connected to the output end of the butt joint air cylinder (23); one side of the lower part of the supporting plate (2) close to the mounting plate (9) is fixedly provided with a magnetic stirrer, the inner walls of a plurality of water outlets (19) are fixedly connected with separation nets (21), and stirring rods (22) are placed at the tops of the separation nets (21).
2. The on-line rapid water quality residual chlorine analyzer according to claim 1, wherein an electric flow control valve (15) is fixedly installed in the middle of the sample tube (18) and in the middle of the reagent tube (8).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111596190.4A CN114112540B (en) | 2021-12-24 | 2021-12-24 | On-line rapid water quality residual chlorine analyzer |
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| CN202111596190.4A CN114112540B (en) | 2021-12-24 | 2021-12-24 | On-line rapid water quality residual chlorine analyzer |
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| CN114112540B true CN114112540B (en) | 2023-08-29 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116046472B (en) * | 2023-02-06 | 2023-12-08 | 江苏尚维斯环境科技股份有限公司 | Water quality CODcr on-line monitor |
| CN117163450B (en) * | 2023-11-02 | 2024-01-30 | 上海鲁源控制设备有限公司 | Nitrogen oxide-containing polluted gas detection and sealing equipment |
| CN117571696A (en) * | 2023-11-08 | 2024-02-20 | 淄博爱科工矿机械有限公司 | Integrated water quality detector capable of giving water quality treatment scheme |
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