CN216350622U - Gas pretreatment device for ozone concentration detector - Google Patents
Gas pretreatment device for ozone concentration detector Download PDFInfo
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- CN216350622U CN216350622U CN202122950476.XU CN202122950476U CN216350622U CN 216350622 U CN216350622 U CN 216350622U CN 202122950476 U CN202122950476 U CN 202122950476U CN 216350622 U CN216350622 U CN 216350622U
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Abstract
The utility model provides a gas pretreatment device for an ozone concentration detector, and belongs to the technical field of ozone concentration detectors. The device comprises an ozone generator, a pretreatment system and a control system, wherein the outlet end of the ozone generator is connected with an ozone pipeline, a connecting bypass is arranged on the ozone pipeline and is connected with a concentration detector, the pretreatment system is arranged on the bypass of the ozone pipeline and comprises a drying dehumidifier, a particulate filter, a nitrogen oxide absorber, an electromagnetic valve and a gas-liquid separator, the control system comprises a controller and a wireless communication unit, the device has the liquid level monitoring function, can be through surveying the liquid level height, signals, closes or opens the solenoid valve, and tertiary filter equipment will treat among the analyte gas trace impurity and oxynitride etc. through the filler of different grades and adsorb the processing, has clean gaseous function, prevents that concentration detection appearance from detecting the printing opacity components and parts in the chamber and being polluted to extension concentration detection appearance's life.
Description
Technical Field
The utility model relates to the technical field of ozone concentration detectors, in particular to a gas pretreatment device for an ozone concentration detector.
Background
At present, the online ozone concentration detector is mainly applied to ozone generator equipment and has the functions of online measuring and monitoring the ozone concentration. The ozone generator plays an important role in the fields of municipal tap water disinfection and sterilization, chemical sewage treatment, flue gas desulfurization and denitration, swimming pool water disinfection and the like. The ozone generator adopts high-voltage discharge technology to prepare ozone, and the air source generally comprises an air source, a rich oxygen source and a liquid oxygen source. Wherein the liquid oxygen source gas is relatively pure, and the generated ozone is relatively pure; because air source and oxygen boosting source exist nitrogen gas, so contain a certain amount of oxynitrides in the final ozone that produces, and some particle impurity, these particle impurity, with a small amount of oxynitride and ozone entering ozone concentration detector together, along with the long-time operation of machine, these impurity and oxynitrides can be attached to the printing opacity components and parts that detect the intracavity, cause the pollution of device to cause ozone concentration measurement inaccurate, generally need wash or change this components and parts and just can normally use. On-line ozone concentration detector generally installs the bypass between ozone generation room and ozone dosing unit, if ozone generation room's the source pressure of admitting air reduces suddenly, and the check valve breaks down, can cause the ozone to throw the water that adds in ozone dosing unit ozone contact tank and flow backward to the ozone concentration detector in, harm measuring part, cause concentration detector unable detection and control ozone concentration.
SUMMERY OF THE UTILITY MODEL
In order to make up for the defects, the gas pretreatment device for the ozone concentration detector provided by the utility model removes fine particles, trace oxynitride and moisture contained in the gas, avoids pollution of light-transmitting components of the ozone concentration detector, prolongs the service life of the concentration detector, and simultaneously has an early warning function to prevent the ozone concentration detector from being damaged by water inflow.
The utility model is realized by the following steps:
the utility model provides a gas preprocessing device for ozone concentration detector, includes ozone generator, pretreatment system and control system, ozone generator's exit end is connected with the ozone pipeline, the ozone pipeline extends and connects ozone and throws the unit, be provided with on the ozone pipeline and connect the bypass and be connected with concentration detector, pretreatment system set up in on the bypass of ozone pipeline, and set up in the front end of concentration monitor, pretreatment system includes drying dehumidifier, particulate filter, nitrogen oxide adsorber, solenoid valve and vapour and liquid separator, control system includes controller and wireless communication unit, the front side of controller is provided with the display screen, top one side of controller is provided with the alarm lamp.
In an embodiment of the present invention, the dehumidifier, the particulate filter, and the nox adsorber are all disposed on a bypass of the ozone pipeline, and are sequentially arranged in an airflow direction, an outlet end of the nox adsorber is connected to an inlet end of the concentration monitor, the solenoid valve and the gas-liquid separator are disposed on the ozone pipeline and are disposed at a rear end of an outlet bypass of the concentration monitor, and an outlet end of the solenoid valve is connected to an inlet end of the gas-liquid separator.
In an embodiment of the present invention, a liquid level sensor is disposed inside the gas-liquid separator, an output end of the liquid level sensor is electrically connected to an input end of the controller, and the liquid level sensor is one of an ultrasonic liquid level sensor, a photoelectric liquid level sensor, and a capacitive liquid level sensor.
In an embodiment of the present invention, an output end of the concentration detector is electrically connected to an input end of the controller, and an output end of the controller is electrically connected to the display screen and an input end of the alarm lamp.
In an embodiment of the present invention, an input end of the electromagnetic valve is electrically connected to an output end of the controller, and the electromagnetic valve is a 316L stainless normally open electromagnetic valve.
In one embodiment of the utility model, the inside of the dehumidifier is provided with a first filler layer which is activated alumina particles.
In one embodiment of the utility model, a second filler layer is arranged inside the particulate filter, and the second filler layer is a zeolite filter material.
In one embodiment of the present invention, a third packing layer is disposed inside the nitrogen oxide adsorber, and the third packing layer is a molecular sieve filter material with different particle sizes.
In one embodiment of the present invention, the ozone pipe is made of 316L stainless steel, and the connection with the pretreatment system is made of one of a thread and a flange.
In an embodiment of the present invention, the wireless communication unit is electrically connected to the controller, and the wireless communication unit is communicatively connected to the mobile management terminal.
The gas pretreatment device for the ozone concentration detector, which is obtained by the design, has the beneficial effects that: the device has an automatic liquid level monitoring function, can close or open the electromagnetic valve by detecting the liquid level height and sending out an early warning signal, and has the function of automatically protecting the concentration detector; the tertiary filter device adsorbs trace impurities, nitrogen oxides and the like in the gas to be analyzed through the fillers in different levels, has the function of cleaning the gas, and prevents the light-transmitting element from being polluted in the detection cavity of the concentration detector, thereby prolonging the service life of the concentration detector.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural view of a gas pretreatment device for an ozone concentration detector according to an embodiment of the present invention;
FIG. 2 is a schematic view of a communication connection of a gas pretreatment device for an ozone concentration detector according to an embodiment of the present invention;
in the figure: 100-an ozone generator; 101-an ozone pipeline; 102-concentration detector; 200-a pretreatment system; 201-a drying dehumidifier; 2011-first filler layer; 202-a particulate filter; 2021-a second packing layer; 203-nitrogen oxide adsorber; 2031-a third packing layer; 204-electromagnetic valve; 205-gas-liquid separator; 2051-level sensor; 300-a control system; 301-a controller; 302-display screen; 303-alarm light; 304-wireless communication unit.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Examples
Referring to fig. 1-2, the present invention provides a technical solution: a gas pretreatment device for an ozone concentration detector comprises an ozone generator 100, a pretreatment system 200 and a control system 300, wherein the outlet end of the ozone generator 100 is connected with an ozone pipeline 101, the ozone pipeline 101 extends and is connected with an ozone adding unit, the ozone pipeline 101 is used for conveying generated ozone gas to the adding unit to be in contact reaction with water in a contact tank, a bypass is connected to the ozone pipeline 101 and is connected with a concentration detector 102, the concentration detector 102 adopts an ultraviolet absorption method principle to detect and is arranged on the bypass, the conveying of the ozone gas is not influenced, meanwhile, the detection accuracy is ensured, the pretreatment system 200 is arranged on the bypass of the ozone pipeline 101 and is arranged at the front end of the concentration detector 102, the pretreatment system 200 comprises a drying dehumidifier 201, a particulate filter 202, a nitrogen oxide adsorber 203, an electromagnetic valve 204 and a gas-liquid separator 205, the drying dehumidifier 201, the particulate filter 202 and the nitrogen oxide adsorber 203 are used for pre-filtering the concentration detector 102, the electromagnetic valve 204 and the gas-liquid separator 205 are used for post-early warning to prevent water in the contact tank from flowing backwards into the concentration detector 102, the control system 300 comprises a controller 301 and a wireless communication unit 304, the front side of the controller 301 is provided with a display screen 302, one side of the top of the controller 301 is provided with an alarm lamp 303, and the control system 300 has the functions of detection result display, system power transmission, alarm and remote communication.
As an embodiment of the present invention, further, the dehumidifier 201, the particulate filter 202, and the nitrogen oxide adsorber 203 are all disposed on a bypass of the ozone pipeline 101 and sequentially arranged in an airflow direction, an outlet of the nitrogen oxide adsorber 203 is connected to an inlet of the concentration monitor 102, the solenoid valve 204 and the gas-liquid separator 205 are disposed on the ozone pipeline 101 and disposed at a rear end of an outlet bypass of the concentration detector 102, an outlet of the solenoid valve 204 is connected to an inlet of the gas-liquid separator 205, intake air at a front end of the concentration detector 102 sequentially passes through three stages of adsorption filtration to remove fine particulate matters, trace nitrogen oxides, and moisture, so as to prevent light-transmitting components in the concentration detector 102 from being contaminated, and a rear end of the concentration detector 102 is protected by the solenoid valve 204 to prevent water from entering the concentration detector 102.
As an embodiment of the present invention, further, a liquid level sensor 2051 is disposed inside the gas-liquid separator 205, an output end of the liquid level sensor 2051 is electrically connected to an input end of the controller 301, the liquid level sensor 2051 is one of an ultrasonic liquid level sensor, a photoelectric liquid level sensor, or a capacitive liquid level sensor, the liquid level sensor 2051 detects a water level condition inside the gas-liquid separator 205 in real time, when a pressure of a gas supply end is reduced, water inside the contact groove is influenced by the pressure and flows back into the gas-liquid separator 205, after the liquid level sensor 2051 is triggered, a signal is transmitted to the controller 301, and the controller 301 performs a corresponding action.
As an embodiment of the present invention, further, an output end of the concentration detector 102 is electrically connected to an input end of the controller 301, an output end of the controller 301 is electrically connected to an input end of the display screen 302 and an input end of the alarm lamp 303, the concentration detector 102 detects a gas concentration in the ozone pipeline 101 and transmits a detection signal to the controller 301, the controller 301 converts the detection signal into an image signal and transmits the image signal to the display screen 302 for display, so as to facilitate checking, and meanwhile, when the detection signal exceeds a preset range, the controller 301 transmits a signal to the alarm lamp 303 to start working, so as to prompt a worker to check and repair in time.
As an embodiment of the present invention, further, an input end of the electromagnetic valve 204 is electrically connected to an output end of the controller 301, the electromagnetic valve 204 is a 316L stainless normally open electromagnetic valve, when the controller 301 receives an over-water level signal from the liquid level sensor 2051, the controller outputs a control signal to close the electromagnetic valve 204, and cuts off the gas transmission channel to prevent water from flowing backward, and the 316L stainless steel can prevent the electromagnetic valve 204 from being corroded by ozone gas for a long time to cause accidents such as leakage.
As an embodiment of the present invention, a first filler layer 2011 is further disposed inside the dehumidifier 201, and the first filler layer 2011 is made of activated alumina particles, and dries the moisture-containing sol generated by the ozone gas, and the activated alumina material has high surface hardness and compressive strength, large adsorption capacity, long adsorption regeneration period, and good effect.
As an embodiment of the present invention, further, a second filler layer 2021 is disposed inside the particulate filter 202, and the second filler layer 2021 is a zeolite filter material, which removes impurities larger than 1 μm in the gas, and has a large specific surface area, a large filtration area, stable chemical properties, and a strong adsorption capacity.
As an embodiment of the present invention, a third packing layer 2031 is further disposed inside the nitrogen oxide adsorber 203, and the third packing layer 2031 is a molecular sieve filter material with different particle sizes for adsorbing residual nitrogen oxides in ozone gas, and the molecular sieve filter material has uniform surface channels and strong desorption and regeneration capability.
As an embodiment of the present invention, further, the ozone pipe 101 is made of 316L stainless steel, and the connection with the pretreatment system 200 is made of one of threads and flanges, the stainless steel material is not easy to react with the ozone gas to be delivered, so as to prevent the ozone pipe 101 from being corroded, prolong the service life of the ozone pipe, and facilitate and fast installation of the connection.
As an embodiment of the present invention, further, the wireless communication unit 304 is electrically connected to the controller 301, the wireless communication unit 304 is in communication connection with the mobile management terminal, and the wireless communication unit 304 periodically sends the detection information and the control action received by the controller 301 to the mobile management terminal, so as to facilitate the remote monitoring and management of the manager.
Specifically, this for ozone concentration detector gas preprocessing device's theory of operation: ozone gas generated by an ozone generator 100 is conveyed into a bypass through an ozone pipeline 101, sequentially passes through a drying dehumidifier 201, a particulate filter 202 and a nitrogen oxide adsorber 203 for three-stage adsorption filtration, moisture-containing sol in the ozone gas is dried, impurities larger than 1 micron in the gas are removed, residual nitrogen oxides in the ozone gas are adsorbed, and then the ozone gas enters a concentration detector 102, so that light-transmitting components in the concentration detector 102 are prevented from being polluted, the service life of the ozone gas is prolonged, the ozone gas detected by the concentration detector 102 is continuously conveyed to an ozone adding unit to participate in reaction, meanwhile, the device has a water level early warning function, when the gas supply end of the ozone generator suddenly becomes small, water in the contact tank of the adding unit can be sucked into the device from the ozone pipeline due to pressure influence, when the water enters a gas-liquid separator 205, a liquid level sensor 2051 is triggered, and the liquid level sensor 2051 transmits signals to a controller 301, the controller 301 immediately outputs a signal to close the solenoid valve 204 to cut off the ozone gas delivery passage and prevent water from entering the concentration detector 102, and simultaneously the controller 301 outputs a signal to the alarm lamp 303 to prompt the staff to discharge the accumulated water in the gas-liquid separator 205 and restore the initial working state.
It should be noted that the specific model specifications of the concentration detector 102, the electromagnetic valve 204, the controller 301, the display screen 302, the alarm lamp 303 and the wireless communication unit 304 need to be determined by type selection according to the actual specification of the device, and the specific type selection calculation method adopts the prior art in the field, so detailed description is omitted.
It should be noted that the power supply and the principle of the concentration detector 102, the solenoid valve 204, the controller 301, the display screen 302, the alarm lamp 303 and the wireless communication unit 304 are clear to those skilled in the art and will not be described in detail herein.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The gas pretreatment device for the ozone concentration detector is characterized by comprising an ozone generator (100), a pretreatment system (200) and a control system (300), wherein an outlet end of the ozone generator (100) is connected with an ozone pipeline (101), the ozone pipeline (101) extends and is connected with an ozone adding unit, a connection bypass is arranged on the ozone pipeline (101) and is connected with a concentration detector (102), the pretreatment system (200) is arranged on the bypass of the ozone pipeline (101) and is arranged at the front end of the concentration detector (102), the pretreatment system (200) comprises a drying dehumidifier (201), a particulate filter (202), a nitrogen oxide adsorber (203), an electromagnetic valve (204) and a gas-liquid separator (205), the control system (300) comprises a controller (301) and a wireless communication unit (304), the front side of controller (301) is provided with display screen (302), top one side of controller (301) is provided with alarm lamp (303).
2. The gas pretreatment device for an ozone concentration detector according to claim 1, wherein the dehumidifier (201), the particulate filter (202), and the nitrogen oxide adsorber (203) are disposed on a bypass of the ozone pipe (101) and are sequentially arranged in an airflow direction, an outlet of the nitrogen oxide adsorber (203) is connected to an inlet of the concentration detector (102), the solenoid valve (204) and the gas-liquid separator (205) are disposed on the ozone pipe (101) and are disposed at a rear end of an outlet bypass of the concentration detector (102), and an outlet of the solenoid valve (204) is connected to an inlet of the gas-liquid separator (205).
3. The gas pretreatment device for the ozone concentration detector according to claim 1, wherein a liquid level sensor (2051) is disposed inside the gas-liquid separator (205), an output end of the liquid level sensor (2051) is electrically connected to an input end of the controller (301), and the liquid level sensor (2051) is one of an ultrasonic liquid level sensor, a photoelectric liquid level sensor or a capacitive liquid level sensor.
4. The gas pretreatment device for ozone concentration detector according to claim 1, wherein an output terminal of said concentration detector (102) is electrically connected to an input terminal of said controller (301), and an output terminal of said controller (301) is electrically connected to an input terminal of said display screen (302) and said alarm lamp (303).
5. The gas pretreatment device for ozone concentration detection according to claim 1, wherein an input end of the solenoid valve (204) is electrically connected to an output end of the controller (301), and the solenoid valve (204) is a 316L stainless steel normally open solenoid valve.
6. The gas pretreatment device for ozone concentration detection according to claim 1, wherein a first filler layer (2011) is disposed inside the dehumidifier (201), and the first filler layer (2011) is made of activated alumina particles.
7. The gas pretreatment device for ozone concentration detection according to claim 1, wherein a second filler layer (2021) is disposed inside the particulate filter (202), and the second filler layer (2021) is a zeolite filter.
8. The gas pretreatment device for the ozone concentration detector according to claim 1, wherein a third packing layer (2031) is disposed inside the nitrogen oxide adsorber (203), and the third packing layer (2031) is a molecular sieve filter material with different particle sizes.
9. The gas pretreatment device for ozone concentration detection according to claim 1, wherein the ozone pipe (101) is made of 316L stainless steel, and the connection with the pretreatment system (200) is made of one of a thread and a flange.
10. The gas pretreatment device for ozone concentration detection according to claim 1, wherein the wireless communication unit (304) is electrically connected to the controller (301), and the wireless communication unit (304) is communicatively connected to a mobile management terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122950476.XU CN216350622U (en) | 2021-11-29 | 2021-11-29 | Gas pretreatment device for ozone concentration detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122950476.XU CN216350622U (en) | 2021-11-29 | 2021-11-29 | Gas pretreatment device for ozone concentration detector |
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| Publication Number | Publication Date |
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| CN216350622U true CN216350622U (en) | 2022-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122950476.XU Active CN216350622U (en) | 2021-11-29 | 2021-11-29 | Gas pretreatment device for ozone concentration detector |
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| CN (1) | CN216350622U (en) |
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- 2021-11-29 CN CN202122950476.XU patent/CN216350622U/en active Active
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