CN208609514U - A kind of gas concentration lwevel adjustable control indicator - Google Patents
A kind of gas concentration lwevel adjustable control indicator Download PDFInfo
- Publication number
- CN208609514U CN208609514U CN201820817570.3U CN201820817570U CN208609514U CN 208609514 U CN208609514 U CN 208609514U CN 201820817570 U CN201820817570 U CN 201820817570U CN 208609514 U CN208609514 U CN 208609514U
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- CN
- China
- Prior art keywords
- gas concentration
- control
- concentration lwevel
- indicator
- power supply
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Abstract
The utility model discloses a kind of gas concentration lwevel adjustable control indicator, including carbon dioxide air accumulator, control cabinet and gas concentration lwevel sensor, electromagnetic valve switch is provided on the carbon dioxide air accumulator, the opening and closing of the electromagnetic valve switch are controlled by the control cabinet, control unit is provided in the control cabinet, comparison operation controller, signal conditioner and high/low value setup unit for setting carbon dioxide value, the output end of gas concentration lwevel sensor is connected with the input terminal of signal conditioner, the output end of the signal conditioner is connected with the input terminal of control unit, the output end of comparison operation controller is connected with the input terminal of control unit, the control unit is powered by power supply unit.The utility model can be supplied to one stable gas concentration lwevel of plant, and to reach photosynthetic optimum state, structure is simple, and accuracy is high.
Description
Technical field
The utility model relates to be electrolysed water-treatment technology field, in particular to a kind of gas concentration lwevel adjustable control instruction
Device.
Background technique
Greenhouse is the Main Cultivation facility that Winter-Spring cold season vegetable and fruit is able to normal growth, greenhouse very good solution
The problem of temperature, illumination required for photosynthesis of plant, fertilizer and moisture, but the carbon dioxide supplementary question of confined space does not have
Have and fine solves the problem of not can solve carbon dioxide wretched insufficiency in canopy room by the ventilation of short time.Artificial supplement
Carbon dioxide is the photosynthetic most effective measure of vegetable and fruit in enhancing greenhouse, and carbon-dioxide generator is mentioned as production
It is widely used in the greenhouse of various regions for the equipment of carbon dioxide.But the carbon-dioxide generator valence of greenhouse currently on the market
Lattice are more expensive, structure is complicated, and control to concentration and adjust not accurate enough.
Utility model content
The main purpose of the utility model is to provide a kind of gas concentration lwevel adjustable control indicator, to solve background skill
The problem in art.
To achieve the above object, the utility model proposes a kind of gas concentration lwevel adjustable control indicator, including two
Carbonoxide air accumulator, control cabinet and gas concentration lwevel sensor are provided with electromagnetic valve on the carbon dioxide air accumulator
Switch, the opening and closing of the electromagnetic valve switch are controlled by the control cabinet, are set in the control cabinet
It is equipped with control unit, comparison operation controller, signal conditioner and the high/low value setting list for setting carbon dioxide value
Member, the output end of gas concentration lwevel sensor are connected with the input terminal of signal conditioner, the signal condition
The output end of device is connected with the input terminal of control unit, the output end of the comparison operation controller and control unit it is defeated
Enter end to be connected, the control unit is powered by power supply unit, control unit and power supply power electric connection.
Preferably, low voltage value indicator light, the output end of the low voltage value indicator light are additionally provided on the control cabinet
It is connected with the input terminal of control unit.
Preferably, A/D converter, the A/D converter are additionally provided between the control unit and power supply unit
It is electrically connected respectively with control unit and power supply unit.
Preferably, power supply indicator, the power supply indicator and A/D converter electricity are additionally provided on the control cabinet
Connection.
Preferably, the low voltage value indicator light is embedded in the outer surface of control cabinet.
Preferably, the power supply indicator is embedded in the outer surface of control cabinet.
Preferably, the power supply unit is alternating current.
The beneficial effects of the utility model are: the adjustment of one, bound setting value is simple, user can voluntarily adjust setting,
The numerical value of carbon dioxide is set by high/low value setup unit, when the concentration of carbon dioxide rises to upper limit value PPM, immediately
Close the electromagnetic valve switch on carbon dioxide air accumulator；When the concentration of carbon dioxide drops to lower limit value PPM, open immediately
Electromagnetic valve switch on carbon dioxide air accumulator can be supplied to one stable concentration of plant, to reach photosynthetic best
State；Two, gas concentration lwevel sensor continuously monitors within lasting several hours, detects the concentration of carbon dioxide still
When the lower limit value of setting is not achieved, low voltage value indicator light is lighted, then it represents that the hypocapnia in carbon dioxide air accumulator is informed
Tank or supplement carbon dioxide need to be changed；Three, product appearance is succinct, structure is simple, easy to operate, and at low cost, and accuracy is high.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is a kind of gas concentration lwevel adjustable control indicator structure principle frame provided by the embodiment of the utility model
Figure.
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, fall within the protection scope of the utility model.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment
It is only used for explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, such as
When the fruit particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In addition, the description for being related to " first ", " second " etc. in the present invention is used for description purposes only, and cannot understand
For its relative importance of indication or suggestion or implicitly indicate the quantity of indicated technical characteristic.Define as a result, " first ",
The feature of " second " can explicitly or implicitly include at least one of the features.In addition, the technical side between each embodiment
Case can be combined with each other, but must be based on can be realized by those of ordinary skill in the art, when the combination of technical solution
Conflicting or cannot achieve when occur will be understood that the combination of this technical solution is not present, also not in the requires of the utility model
Protection scope within.
In the utility model embodiment, referring to Fig.1, the gas concentration lwevel adjustable control indicator, including titanium dioxide
Carbon air accumulator, control cabinet and gas concentration lwevel sensor are provided with electromagnetic valve switch on the carbon dioxide air accumulator,
The opening and closing of the electromagnetic valve switch are controlled by the control cabinet, and control is provided in the control cabinet
Unit, comparison operation controller, signal conditioner and the high/low value setup unit for setting carbon dioxide value processed, it is described
The output end of gas concentration lwevel sensor be connected with the input terminal of signal conditioner, the output of the signal conditioner
End is connected with the input terminal of control unit, and the output end of comparison operation controller is connected with the input terminal of control unit
It connects, the control unit is powered by power supply unit, control unit and power supply power electric connection.
In the present embodiment, the numerical value of carbon dioxide, gas concentration lwevel sensor are set by high/low value setup unit
Incude the concentration of carbon dioxide, the signal for gas concentration lwevel sensor being transmitted by control unit changes into number by analog signal
It is believed that number, data-signal is then transmitted to comparison operation controller, does the comparison of numerical value, when the concentration of carbon dioxide is higher than setting
Upper limit value PPM when, i.e., 0 (LOW) signal of output, electromagnetic valve switch sense i.e. closing after signal；It is dense when carbon dioxide
When degree is lower than the lower limit value PPM set, i.e., 1 (HIGH) signal of output, electromagnetic valve switch are opened after sensing signal.
Further, low voltage value indicator light, the output of the low voltage value indicator light are additionally provided on the control cabinet
End is connected with the input terminal of control unit, and the low voltage value indicator light is embedded in the outer surface of control cabinet.Carbon dioxide is dense
Degree sensor continuously monitors within lasting several hours, detects that the concentration of carbon dioxide still reaches to the lower limit value less than setting
When, low voltage value indicator light lights, then it represents that the hypocapnia in carbon dioxide air accumulator, informing need to change tank or supplement titanium dioxide
Carbon.
Optionally, A/D converter, the A/D converter are additionally provided between the control unit and power supply unit
It is electrically connected respectively with control unit and power supply unit.Power supply indicator is additionally provided on the control cabinet, the power supply refers to
Show that lamp is electrically connected with A/D converter.Power supply indicator is embedded in the outer surface of control cabinet, and the power supply unit is alternating current.A/D
The exchange (AC) of alternating current is rectified into direct current (DC) by converter, to supply voltage needed for each unit device or electricity in control cabinet
Stream.
The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model,
Under all utility models in the utility model are conceived, equivalent structure made based on the specification and figures of the utility model
Transformation, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (7)
1. a kind of gas concentration lwevel adjustable control indicator, including carbon dioxide air accumulator, control cabinet and gas concentration lwevel
Sensor, which is characterized in that electromagnetic valve switch, the electromagnetic valve switch are provided on the carbon dioxide air accumulator
Opening and closing controlled by the control cabinet, control unit, comparison operation control are provided in the control cabinet
Device, signal conditioner and the high/low value setup unit for setting carbon dioxide value processed, the gas concentration lwevel sensing
The output end of device is connected with the input terminal of signal conditioner, the output end of the signal conditioner and the input of control unit
End is connected, and the output end of comparison operation controller is connected with the input terminal of control unit, the control unit
It is powered by power supply unit, control unit and power supply power electric connection.
2. a kind of gas concentration lwevel adjustable control indicator as described in claim 1, which is characterized in that the control cabinet
On be additionally provided with low voltage value indicator light, the output end of low voltage value indicator light is connected with the input terminal of control unit.
3. a kind of gas concentration lwevel adjustable control indicator as described in claim 1, which is characterized in that the control list
It is additionally provided with A/D converter between member and power supply unit, the A/D converter is electrically connected with control unit and power supply unit respectively
It connects.
4. a kind of gas concentration lwevel adjustable control indicator as claimed in claim 1 or 3, which is characterized in that the control
Power supply indicator is additionally provided on case processed, the power supply indicator is electrically connected with A/D converter.
5. a kind of gas concentration lwevel adjustable control indicator as claimed in claim 2, which is characterized in that the low voltage value
Indicator light is embedded in the outer surface of control cabinet.
6. a kind of gas concentration lwevel adjustable control indicator as claimed in claim 4, which is characterized in that the power supply refers to
Show that lamp is embedded in the outer surface of control cabinet.
7. a kind of gas concentration lwevel adjustable control indicator as described in claim 1, which is characterized in that the power supply list
Member is alternating current.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820817570.3U CN208609514U (en) | 2018-05-29 | 2018-05-29 | A kind of gas concentration lwevel adjustable control indicator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820817570.3U CN208609514U (en) | 2018-05-29 | 2018-05-29 | A kind of gas concentration lwevel adjustable control indicator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208609514U true CN208609514U (en) | 2019-03-19 |
Family
ID=65700777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820817570.3U Expired - Fee Related CN208609514U (en) | 2018-05-29 | 2018-05-29 | A kind of gas concentration lwevel adjustable control indicator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208609514U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110327798A (en) * | 2019-07-11 | 2019-10-15 | 佛且环境技术(上海)有限公司 | A kind of gas concentration control system and method |
-
2018
- 2018-05-29 CN CN201820817570.3U patent/CN208609514U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110327798A (en) * | 2019-07-11 | 2019-10-15 | 佛且环境技术(上海)有限公司 | A kind of gas concentration control system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190319 Termination date: 20200529 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |