CN208732615U - A kind of simple ozone generating-device that ozone concentration is variable - Google Patents
A kind of simple ozone generating-device that ozone concentration is variable Download PDFInfo
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- CN208732615U CN208732615U CN201821217638.0U CN201821217638U CN208732615U CN 208732615 U CN208732615 U CN 208732615U CN 201821217638 U CN201821217638 U CN 201821217638U CN 208732615 U CN208732615 U CN 208732615U
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Abstract
The utility model discloses the simple ozone generating-devices that a kind of ozone concentration can be changed, it include mass flow controller, sensor group, ozone generation cavity and controller, the output end of mass flow controller picks out two-way, respectively ozone branch and mixing branch, ozone branch accesses sensor group, then accesses ozone again and cavity occurs；It mixes branch and accesses flow plug, converged by the outlet that cavity occurs with ozone after the flow plug.The utility model uses the structure that separately remerges of two-way, is realized by changing ultraviolet lamp light intensity and generates different ozone concentrations, it can be achieved that accuracy is high, ozone concentration of favorable reproducibility；And obtain the parameter value for influencing ozone generation concentration in real time by controller and the cooperation of sensor group, it is adjusted through PID dynamic, for correction-compensation ultraviolet lamp light intensity, it can be achieved that generating precise and stable ozone concentration gas.Whole device is very simple simultaneously, at low cost, easily operated and maintenance.
Description
Technical field
The utility model relates to environmental quality monitoring technical fields, and in particular to one kind is used for and environmental air quality monitoring
The ozone generating-device that ozone analyzer is used cooperatively in system.
Background technique
To meet increasingly strict environmental air quality monitoring requirement, ozone concentration measurement becomes environmental air quality monitoring
Must match index.Since there is drifting problems in use for ozone concentration analyzer, it is therefore desirable to periodically to ozone point
Analyzer is calibrated and is verified, and ozone is easy to decompose, it is therefore desirable to is used cooperatively with ozone generating-device i.e. is matched.
Currently, ozone generating-device generally comprises ozone analysis module and ozone generation module, however, at present on the market
Such instrument price is typically relatively expensive, and not convenient for safeguarding, to constrain it in the popularization and application in monitoring field, while also being increased
The cost of monitoring department is added.Therefore, a kind of economical price, stability height, Simple ozone easy to maintain is researched and developed to fill
Setting just has its necessity.
Utility model content
The utility model is directed to disadvantage of the existing technology, provides that a kind of structure is simple, price is low, easy to maintain, smelly
The variable simple ozone generating-device of oxygen concentration.
In order to solve the above technical problems, the utility model adopts the following technical solution: a kind of variable simple of ozone concentration
Ozone generating-device includes mass flow controller, sensor group, ozone generation cavity and controller, mass flow control
Device connects air inlet, and the reaction process that ozone cavity occurs for controller implements control, and sensor group feeds back to monitoring data
Controller, it is characterised in that: the output end of mass flow controller picks out two-way, respectively ozone branch and mixing branch, smelly
Oxygen branch accesses sensor group, and cavity occurs by accessing ozone after the measurement of sensor module again；Mix one resistance of branch access
Device is flowed, converges that form gas outlet abundant by the gas containing ozone concentration by the outlet that cavity occurs with ozone after the flow plug
Blending transportation is to detecting instrument；The sensor group includes gas flow sensor, temperature sensor and pressure sensor, is led to
Three's cooperation is crossed to measure and the gas flow of compensating approach ozone branch, to guarantee that the ozone concentration generated is stably and controllable.
Further, reaction chamber and ultraviolet lamp that ozone generation is provided in cavity, ultraviolet lamp connection occur for the ozone
There are ultraviolet lamp driving assembly and light intensity detection circuit, generates different ultraviolet lamp light intensity to control, be allowed to generate various concentration
Ozone gas.
Further, heating device and temperature sensor are installed on the reaction chamber of the ozone generation cavity, for controlling
The temperature of reaction chamber processed is allowed to keep stablizing.
Preferably, the mass flow controller be for measuring and the mass flow control appts of control piper flow,
It can accurately measure and control the fluid flow flowed through.
For the gas of ozone branch by ultraviolet light irradiation in ozone generation cavity body, the intracorporal oxygen of gas becomes ozone.Control
Device obtains each parameter value of sensor group, according to built-in school according to the total charge flow rate and target ozone concentration of setting in real time
Quasi- relational expression sets ultraviolet lamp light intensity and obtains ultraviolet lamp light intensity in real time by ultraviolet lamp light intensity detection circuit.Mix branch gas
It is sufficiently mixed in the outlet that cavity occurs for ozone with the gas containing ozone concentration after flow plug, uniformly mixed ozone gas
Body is from outlet pneumatic transmission into detecting instrument.
The utility model uses the structure that separately remerges of two-way, by change ultraviolet lamp light intensity realize generate it is different smelly
Oxygen concentration is, it can be achieved that accuracy is high, ozone concentration of favorable reproducibility；And shadow is obtained by controller and the cooperation of sensor group in real time
The parameter value for ringing ozone generation concentration is adjusted through PID dynamic, is used to correction-compensation ultraviolet lamp light intensity, it can be achieved that generating accurate steady
Fixed ozone concentration gas.Whole device is very simple simultaneously, at low cost, easily operated and maintenance.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model.
In figure, 1 is mass flow controller, and 2 be sensor group, and 3 occur cavity for ozone, and 4 be controller, and 5 be choked flow
Device.
Specific embodiment
In the present embodiment, referring to Fig.1, the variable simple ozone generating-device of the ozone concentration, includes mass flow
Cavity 3 and controller 4 occur for controller 1, sensor group 2, ozone, and mass flow controller 1 connects air inlet, and controller 4 is right
The reaction process that cavity 3 occurs for ozone implements control, and monitoring data are fed back to controller 4 by sensor group 2；Mass flow control
The output end of device 1 picks out two-way, and respectively ozone branch and mixing branch, ozone branch accesses sensor group 2, pass through sensor
Ozone is accessed after the measurement of component again, cavity 3 occurs；It mixes branch and accesses a flow plug 5, by being sent out after the flow plug 5 with ozone
The outlet of raw cavity 3, which converges to form gas outlet and be sufficiently mixed the gas containing ozone concentration, is delivered to detecting instrument；The biography
Sensor group 2 includes gas flow sensor, temperature sensor and pressure sensor, is measured and is compensated by three's cooperation and repaired
The gas flow of positive ozone branch, to guarantee that the ozone concentration generated is stably and controllable.
Reaction chamber and ultraviolet lamp that ozone generation is provided in cavity 3 occur for the ozone, and ultraviolet lamp is connected with ultraviolet lamp
Driving assembly and light intensity detection circuit generate different ultraviolet lamp light intensity to control, are allowed to generate the ozone gas of various concentration
Body.
Heating device and temperature sensor are installed on the reaction chamber of the ozone generation cavity 3, for controlling reaction chamber
Temperature, be allowed to keep stablize.
The mass flow controller 1 be for measure and the mass flow control appts of control piper flow, can be smart
The really fluid flow that measurement and control flow through.
The gas of ozone branch occurs in cavity 3 in ozone by ultraviolet light irradiation, and the intracorporal oxygen of gas becomes ozone.Control
Device obtains each parameter value of sensor group 2, according to built-in school according to the total charge flow rate and target ozone concentration of setting in real time
Quasi- relational expression sets ultraviolet lamp light intensity and obtains ultraviolet lamp light intensity in real time by ultraviolet lamp light intensity detection circuit.Mix branch gas
It is sufficiently mixed in the outlet that cavity 3 occurs for ozone with the gas containing ozone concentration after flow plug 5, uniformly mixed ozone
Gas is from outlet pneumatic transmission into detecting instrument.
The utility model is described in detail above, it is described above, only the preferred embodiment of the utility model and
, when the utility model practical range cannot be limited, i.e., all according to the made equivalent changes and modifications of the application range, it should still belong to this
In utility model covering scope.
Claims (4)
1. a kind of variable simple ozone generating-device of ozone concentration includes mass flow controller, sensor group, ozone hair
Raw cavity and controller, mass flow controller connect air inlet, and the reaction process that ozone cavity occurs for controller implements control
Monitoring data are fed back to controller by system, sensor group, it is characterised in that: and the output end of mass flow controller picks out two-way,
Respectively ozone branch and mixing branch, ozone branch accesses sensor group, smelly by accessing again after the measurement of sensor module
Cavity occurs for oxygen；It mixes branch and accesses a flow plug, converge to be formed out by the outlet that cavity occurs with ozone after the flow plug
Gas containing ozone concentration is sufficiently mixed and is delivered to detecting instrument by port；The sensor group includes gas flow sensing
Device, temperature sensor and pressure sensor.
2. the variable simple ozone generating-device of ozone concentration according to claim 1, it is characterised in that: the ozone hair
The reaction chamber and ultraviolet lamp of ozone generation are provided in raw cavity, ultraviolet lamp is connected with ultraviolet lamp driving assembly and light intensity detection electricity
Road.
3. the variable simple ozone generating-device of ozone concentration according to claim 2, it is characterised in that: the ozone hair
Heating device and temperature sensor are installed on the reaction chamber of raw cavity.
4. the variable simple ozone generating-device of ozone concentration according to claim 2, it is characterised in that: the quality stream
Amount controller is for measuring and the mass flow control appts of control piper flow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821217638.0U CN208732615U (en) | 2018-07-30 | 2018-07-30 | A kind of simple ozone generating-device that ozone concentration is variable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821217638.0U CN208732615U (en) | 2018-07-30 | 2018-07-30 | A kind of simple ozone generating-device that ozone concentration is variable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208732615U true CN208732615U (en) | 2019-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821217638.0U Active CN208732615U (en) | 2018-07-30 | 2018-07-30 | A kind of simple ozone generating-device that ozone concentration is variable |
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| CN (1) | CN208732615U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112624056A (en) * | 2020-12-24 | 2021-04-09 | 中节能天融科技有限公司 | Analytic type ozone generation system |
-
2018
- 2018-07-30 CN CN201821217638.0U patent/CN208732615U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112624056A (en) * | 2020-12-24 | 2021-04-09 | 中节能天融科技有限公司 | Analytic type ozone generation system |
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Address after: 518100 Room 301, building 2, runheng Industrial Zone, No. 1, Liuxian Third Road, Xingdong community, Xin'an street, Bao'an District, Shenzhen, Guangdong Province Patentee after: Bixing IOT Technology (Shenzhen) Co.,Ltd. Address before: 2-3 / F, building 2, runheng Dingfeng Industrial Park, Liuxian 2nd Road, Xin'an street, Bao'an District, Shenzhen, Guangdong 518000 Patentee before: ZTE INSTRUMENTS (SHENZHEN) Co.,Ltd. |