CN110749711A - Water quality detection warning equipment for ship tail gas desulfurization device - Google Patents
Water quality detection warning equipment for ship tail gas desulfurization device Download PDFInfo
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- CN110749711A CN110749711A CN201910876316.XA CN201910876316A CN110749711A CN 110749711 A CN110749711 A CN 110749711A CN 201910876316 A CN201910876316 A CN 201910876316A CN 110749711 A CN110749711 A CN 110749711A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
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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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
- G05B19/054—Input/output
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/008—Originating from marine vessels, ships and boats, e.g. bilge water or ballast water
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/18—Nature of the water, waste water, sewage or sludge to be treated from the purification of gaseous effluents
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/005—Processes using a programmable logic controller [PLC]
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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
- G01N2001/1031—Sampling from special places
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Abstract
The invention discloses a water quality detection warning device for a ship tail gas desulfurization device, which belongs to the technical field of ship water quality detection, and comprises a water inlet pipeline, wherein through the matching action among a sampling pipe, a temporary storage bin, electromagnetic valves and a water quality detection device, the two electromagnetic valves can seal the temporary storage bin, so that the sampling and discharging actions are convenient to perform, and through the arrangement of the water quality detection device, whether the content of components in water reaches a standard or not can be electrically detected, and through the control mode of a PLC (programmable logic controller) processor, the automatic detection can be performed at regular time, the manual use is reduced, and the automation degree is higher; through the mating reaction of driving motor, drive shaft, semicircle formula valve plate, can control the rotation of semicircle formula valve plate to can control opening and closing of backward flow export, play water discharge port, only one can open and close between backward flow export, the play water discharge port, thereby conveniently discharge and backward flow retreatment effect.
Description
Technical Field
The invention relates to the technical field of ship water quality detection, in particular to water quality detection warning equipment for a ship tail gas desulfurization device.
Background
The wastewater treatment is to treat the wastewater by physical, chemical and biological methods, so that the wastewater is purified, the pollution is reduced, the wastewater is recycled and reused, and water resources are fully utilized.
The sewage treatment process is an effective process method for various economic, reasonable, scientific and industrial waste water of urban domestic sewage. Sewage treatment is widely applied to various fields such as buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like. The urban sewage treatment process is preferably determined after comprehensive technological and economic comparison according to the treatment scale, the water quality characteristics, the environmental function of the receiving water body and the local actual conditions and requirements.
The seawater flue gas desulfurization is a desulfurization process for absorbing SO2 in flue gas by using natural alkalinity of seawater. As rainwater brings alkaline substances (carbonate) of the land rock stratum into the sea, natural seawater is alkaline generally, the pH value is generally more than 7, the main components of the seawater are chloride, sulfate and a part of soluble carbonate, and the natural alkalinity is about 1.2-2.5 mmol/L in terms of bicarbonate (HCO3-), SO that the seawater has natural acid-base buffering capacity and capacity of absorbing SO 2. One basic theoretical basis for seawater desulfurization is that most of the natural sulfur is present in the ocean, sulfate is one of the main components of seawater, and most of the sulfur dioxide in the environment is finally discharged into the sea in the form of sulfate.
The desulfurized seawater needs to be treated, whether the treated seawater meets the emission standard or not is detected, if the treated seawater does not meet the emission standard, the seawater cannot be discharged, the conventional detection mode is generally manual detection, so that the seawater is difficult to detect regularly, and the detection efficiency is influenced because the detected data is not accurate enough.
Disclosure of Invention
The invention aims to provide water quality detection warning equipment for a ship tail gas desulfurization device, which aims to solve the problems that the conventional detection mode proposed in the background art is generally manual detection, so that the regular detection is difficult, the detected data is not accurate enough, and the detection efficiency is influenced.
In order to achieve the purpose, the invention provides the following technical scheme: a water quality detection warning device for a ship tail gas desulfurization device comprises a water inlet pipeline, wherein the right lower end of the water inlet pipeline is connected with a U-shaped pipe through a flange, the right upper end of the U-shaped pipe is connected with a transmission pipeline through a flange, the right end of the transmission pipeline is connected with a left inlet of a three-way ball valve shell through a flange, outlets on two sides of the right side of the three-way ball valve shell are respectively connected with a backflow outlet and a water outlet, the middle part of the lower surface of the U-shaped pipe is connected with a sampling pipe, a temporary storage bin is arranged in the middle of the pipeline of the sampling pipe, two electromagnetic valves are arranged on the pipeline of the sampling pipe and are respectively positioned on the upper side and the lower side of the temporary storage bin, the bottom end of the sampling pipe is a sampling outlet, a main control module is fixedly installed on the right lower side wall of, the utility model discloses a water quality testing device, including drive motor, tee bend ball valve shell, drive motor's rotor shaft, the inner chamber of tee bend ball valve shell is provided with semicircle formula valve plate, the bottom and the semicircle formula valve plate fixed connection of drive shaft, transversely peg graft on the lateral wall of temporary storage storehouse and have water quality testing device, water quality testing device's output passes through the data line and is connected with host system, host system's output interface pass through the data line respectively with electromagnetic valve, drive motor and alarm between electric connection.
Preferably, the temporary storage bin is in a hollow spherical shape, and the inner diameter of the temporary storage bin is larger than that of the sampling tube.
Preferably, a spline is arranged in a cavity connected with the semicircular valve plate and the driving shaft, and a key groove matched with the spline is formed in the outer wall of the driving shaft.
Preferably, the bottom end of the driving shaft is connected with a bearing, and the bearing is embedded into the bottom of the inner cavity of the three-way ball valve shell.
Preferably, the alarm comprises an alarm indicator light and an alarm loudspeaker.
Preferably, the main control module comprises a microprocessor, a memory and a flash memory, and the microprocessor is a PLC processor.
Preferably, the driving motor is a servo driving motor.
Preferably, the edge of the outer wall of the semicircular valve plate is sleeved with a sealing ring, and the sealing ring is attached to the inner wall of the three-way ball valve shell.
Compared with the prior art, the invention has the beneficial effects that:
1) through the cooperation among the sampling tube, the temporary storage bin, the electromagnetic valves and the water quality detection device, the two electromagnetic valves can seal the temporary storage bin, so that sampling and discharging are facilitated, whether the content of components in water reaches a standard or not can be electrically detected through the arrangement of the water quality detection device, and through the control mode of the PLC processor, timed automatic detection can be realized, manual use is reduced, and the degree of automation is high;
2) through the mating reaction of driving motor, drive shaft, semicircle formula valve plate, can control the rotation of semicircle formula valve plate to can control opening and closing of backward flow export, play water discharge port, only one can open and close between backward flow export, the play water discharge port, thereby conveniently discharge and backward flow retreatment effect.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic bottom view of the three-way ball valve housing of the present invention;
FIG. 3 is a schematic cross-sectional view of FIG. 2 in accordance with the present invention;
FIG. 4 is a schematic cross-sectional view of the three-way ball valve housing of FIG. 1 according to the present invention;
FIG. 5 is a schematic structural view of a semicircular valve plate according to the present invention;
FIG. 6 is a diagram of a system logic block structure according to the present invention.
In the figure: 1 water inlet pipeline, 2U type pipe, 3 transmission pipeline, 4 tee bend ball valve shells, 5 return outlet, 6 play water discharge ports, 7 sampling tubes, 8 temporary storage bins, 9 solenoid valves, 10 water quality testing device, 11 main control module, 12 driving motor, 13 drive shafts, 14 semicircle formula valve plate, 15 alarms.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Example (b):
referring to fig. 1-6, the present invention provides a technical solution: a water quality detection warning device for a ship tail gas desulfurization device comprises a water inlet pipeline 1, wherein seawater subjected to water treatment enters the water inlet pipeline 1 through a pipeline so as to enter detection through the water inlet pipeline 1;
the right lower end of the water inlet pipeline 1 is connected with a U-shaped pipe 2 through a flange, and water can conveniently enter the sampling pipe 7 under the action of gravity through the arrangement of the U-shaped pipe 2, so that the sampling effect is facilitated;
the right upper end of the U-shaped pipe 2 is connected with a transmission pipeline 3 through a flange, and the right end of the transmission pipeline 3 is connected with a left inlet of a three-way ball valve shell 4 through a flange;
the outlets on the two sides of the right side of the three-way ball valve shell 4 are respectively connected with a backflow outlet 5 and a water outlet 6, and through the arrangement of the backflow outlet 5 and the water outlet 6, qualified water can be discharged through the water outlet 6, and unqualified water can flow back to the water treatment system through the backflow outlet 5 for retreatment;
the middle part of the lower surface of the U-shaped pipe 2 is connected with a sampling pipe 7, the middle part of a pipeline of the sampling pipe 7 is provided with a temporary storage bin 8, the pipeline of the sampling pipe 7 is provided with two electromagnetic valves 9, the two electromagnetic valves 9 are respectively positioned at the upper side and the lower side of the temporary storage bin 8, the bottom end of the sampling pipe 7 is a sampling discharge port, the electromagnetic valve 9 at the upper side is opened, the electromagnetic valve 9 at the lower side is closed, water falls into the sampling pipe 7 through the U-shaped pipe 2 under the action of gravity, then the electromagnetic valve 9 at the upper side is closed, and the temporary storage bin 8 is filled;
a main control module 11 is fixedly installed on the lower right side wall of the transmission pipeline 3, a driving motor 12 is installed on the front wall of the three-way ball valve shell 4 through a motor support, a driving shaft 13 is connected to the bottom end of a rotor shaft of the driving motor 12, a semicircular valve plate 14 is arranged in the inner cavity of the three-way ball valve shell 4, the bottom end of the driving shaft 13 is fixedly connected with the semicircular valve plate 14, the driving motor 12 can drive the semicircular valve plate 14 to rotate through the driving shaft 13, the semicircular valve plate 14 rotates for a certain angle, so that the backflow outlet 5 or the water outlet 6 is sealed, and the semicircular valve plate 14 only can be used for chalk backflow outlet 5 or water outlet 6;
transversely peg graft on the lateral wall of temporary storage bin 8 and have water quality testing device 10, water quality testing device 10's output passes through the data line and is connected with host system 11, host system 11's output interface pass through the data line respectively with solenoid valve 9, electric connection between driving motor 12 and the alarm 15, water quality testing device 10 detects the water in the temporary storage bin 8, and the back that finishes that detects, the solenoid valve 9 of control downside is opened, thereby discharge the water in the sampling tube 7, through programming host system 11, make host system 11 can receive and to solenoid valve 9 the detection data of water quality testing device 10, driving motor 12 and alarm 15 output control.
The temporary storage chamber 8 is formed in a hollow spherical shape, and the internal diameter of the temporary storage chamber 8 is larger than that of the sampling tube 7, so that sufficient detection water can be stored.
Be provided with the spline in the cavity that semicircle formula valve plate 14 and drive shaft 13 are connected, offer on the outer wall of drive shaft 13 with the keyway of spline looks adaptation, through the mating reaction of spline and keyway to can make drive shaft 13 and semicircle formula valve plate 14 synchronous rotation.
The bottom of drive shaft 13 is connected with the bearing, and the bearing embedding is in the inner chamber bottom of three-way ball valve shell 4, through the setting of bearing, can make the rotation of drive shaft 13 and semicircle formula valve plate 14 comparatively smooth-going.
The main control module 11 includes a microprocessor, a memory and a flash memory, and the microprocessor is a PLC processor.
The driving motor 12 is a servo driving motor, which facilitates the control of the rotation of the driving motor 12.
The sealing ring is sleeved at the edge of the outer wall of the semicircular valve plate 14, and the sealing ring is attached to the inner wall of the three-way ball valve shell 4 to play a role in sealing.
The working principle is as follows: setting a harmful substance component value range for a main control module 11, detecting water in a temporary storage bin 8 by a water quality detection device 10, transmitting detection data of the water quality detection device 10 to the main control module 11, controlling the water quality detection device 10 to detect at regular time by the main control module 11, and controlling a driving motor 12 to drive a driving shaft 13 and a semicircular valve plate 14 to rotate by the main control module 11 when the detection data of the water quality detection device 10 meets the set harmful substance component value range, so that a transmission pipeline 3 is communicated with a water outlet 6 and is sealed with a backflow outlet 5, and water can be normally discharged;
when the component detection value of the water quality detection device 10 in water exceeds a set harmful substance component value range, the harmful substance is considered to exceed the standard, the main control module 11 controls the driving motor 12, the driving motor 12 controls the semicircular valve plate 14 to rotate through the driving shaft 13, meanwhile, the alarm 15 performs an alarm function, the transmission pipeline 3 is communicated with the backflow outlet 5 and is sealed with the water outlet 6, and water which does not pass through the detection standard flows back to the treatment system through the backflow outlet 5 to be treated again until the emission standard is met.
While there have been shown and described the fundamental principles and essential features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a water quality testing warning equipment for boats and ships tail gas desulphurization unit, includes inlet channel (1), its characterized in that: the right lower end of the water inlet pipeline (1) is connected with a U-shaped pipe (2) through a flange, the right upper end of the U-shaped pipe (2) is connected with a transmission pipeline (3) through a flange, the right end of the transmission pipeline (3) is connected with a left inlet of a three-way ball valve shell (4) through a flange, outlets on two sides of the right side of the three-way ball valve shell (4) are respectively connected with a backflow outlet (5) and a water outlet discharge port (6), the middle part of the lower surface of the U-shaped pipe (2) is connected with a sampling pipe (7), a temporary storage bin (8) is arranged in the middle of the pipeline of the sampling pipe (7), two electromagnetic valves (9) are arranged on the pipeline of the sampling pipe (7), the two electromagnetic valves (9) are respectively positioned on the upper side and the lower side of the temporary storage bin (8), the bottom end of the sampling pipe (7) is a sampling discharge port, there are driving motor (12) through motor support mounting on the antetheca of tee bend ball valve shell (4), the rotor shaft bottom of driving motor (12) is connected with drive shaft (13), the inner chamber of tee bend ball valve shell (4) is provided with semicircle formula valve plate (14), the bottom and semicircle formula valve plate (14) fixed connection of drive shaft (13), transversely peg graft on the lateral wall in temporary storage storehouse (8) and have water quality testing device (10), the output of water quality testing device (10) passes through the data line and is connected with host system (11), the output interface of host system (11) passes through the data line respectively with electromagnetic valve (9), driving motor (12) and alarm (15) between electric connection.
2. The water quality detection warning device for the ship tail gas desulfurization device according to claim 1, characterized in that: the temporary storage bin (8) is in a hollow spherical shape, and the inner diameter of the temporary storage bin (8) is larger than that of the sampling tube (7).
3. The water quality detection warning device for the ship tail gas desulfurization device according to claim 1, characterized in that: the cavity that semicircle formula valve plate (14) and drive shaft (13) are connected is provided with the spline in, set up the keyway with spline looks adaptation on the outer wall of drive shaft (13).
4. The water quality detection warning device for the ship tail gas desulfurization device according to claim 1, characterized in that: the bottom end of the driving shaft (13) is connected with a bearing, and the bearing is embedded into the bottom of an inner cavity of the three-way ball valve shell (4).
5. The water quality detection warning device for the ship tail gas desulfurization device according to claim 1, characterized in that: the alarm (15) comprises an alarm indicator light and an alarm loudspeaker.
6. The water quality detection warning device for the ship tail gas desulfurization device according to claim 1, characterized in that: the main control module (11) comprises a microprocessor, a memory and a flash memory, and the microprocessor is a PLC processor.
7. The water quality detection warning device for the ship tail gas desulfurization device according to claim 1, characterized in that: the driving motor (12) is a servo driving motor.
8. The water quality detection warning device for the ship tail gas desulfurization device according to claim 1, characterized in that: the edge of the outer wall of the semicircular valve plate (14) is sleeved with a sealing ring, and the sealing ring is attached to the inner wall of the three-way ball valve shell (4).
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| CN201910876316.XA CN110749711A (en) | 2019-09-17 | 2019-09-17 | Water quality detection warning equipment for ship tail gas desulfurization device |
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| CN201910876316.XA CN110749711A (en) | 2019-09-17 | 2019-09-17 | Water quality detection warning equipment for ship tail gas desulfurization device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111896707A (en) * | 2020-08-05 | 2020-11-06 | 新路国际环境工程有限公司 | Intelligent monitoring system for sewage quality |
| CN115385530A (en) * | 2022-09-14 | 2022-11-25 | 苏州吉如发环保科技有限公司 | Sewage treatment system |
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