CN102788622B - Target gas metering gas meter and target gas metering method thereof - Google Patents
Target gas metering gas meter and target gas metering method thereof Download PDFInfo
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- CN102788622B CN102788622B CN201210267325.7A CN201210267325A CN102788622B CN 102788622 B CN102788622 B CN 102788622B CN 201210267325 A CN201210267325 A CN 201210267325A CN 102788622 B CN102788622 B CN 102788622B
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Abstract
The invention provides a target gas metering gas meter and a target gas metering method thereof. The gas meter includes a case, a target gas metering circuit, a gas volume metering type drum device and a gas inlet pipe, wherein the gas volume metering type drum device includes a type drum I; the target gas metering circuit includes a microprocessor circuit, a target gas detection sensor module and a metering signal sampling circuit, wherein the target gas detection sensor module is arranged in a gas loop, the sensor is mounted on the type drum I, a sensor identification circuit is arranged corresponding to a certain point in a movement locus of the sensor. The method is as follows: the microprocessor circuit judges whether the target gas concentration threshold value is achieved according to a target gas concentration signal, if yes, a metering signal is read, otherwise, the reading is stopped and the operation is returned to the judgment step; finally the read metering signal is converted, and the obtained target gas volume metering value is displayed. The gas meter is accurate in metering and easy to reform, and the method is simple and practical and easy to realize.
Description
Technical field
The present invention relates to a kind of gas meter, flow meter, specifically, related to a kind of object gas metering gas table and object gas metering method thereof.
Background technology
Gas meter, flow meter, as a kind of gas metering equipment, is widely used in the middle of productive life, existing gas meter, flow meter can be divided into mechanical diaphragm gas meter and electronics diaphragm gas meter, they generally only measure flowing through the volume of gas of gas meter, flow meter, to flowing through the object gas of gas meter, flow meter, do not detect judgement, therefore, in use, will there are some drawbacks: such as, for accelerating construction and the popularization and application of biogas engineering, China has adopted and has used biogas to obtain the policy of subsidy, yet, in subsidy process, occurred that individual user adopts fan blower to blow and pretends to be biogas, gain the phenomenon of fiscal subsidy by cheating, this phenomenon had both been run counter to the original idea of national policy, biogas user's interests have been damaged again, in addition, in order to seek illegal profit, there is the phenomenon of using inferior quality combustion gas to adulterate, lead into a trap ignorant user in indivedual gas supply business.
For above-mentioned situation, due to the function that existing gas meter, flow meter does not detect flowing into the object gas of gas meter, flow meter, therefore, just cannot carry out examination and the Scientific Measurement of true and false object gas to flowing into the gas of gas meter, flow meter.
In order to solve the problem of above existence, people are seeking a kind of desirable technical solution always.
Summary of the invention
The object of the invention is for the deficiencies in the prior art, thereby the object gas metering gas table that provide a kind of practical, perfect in shape and function, accurate measurement, be easy to transformation, improvement cost is low, also provides a kind of simple and practical, object gas metering method of being easy to the object gas metering gas table realized.
To achieve these goals, the technical solution adopted in the present invention is: a kind of object gas metering gas table, it comprises gas meter, flow meter and object gas metering circuit, described gas meter, flow meter includes housing, is arranged on the gas volume metering character wheel device in described housing and is separately positioned on draft tube and the escape pipe on described housing, in described housing, be provided with the gas meter, flow meter gas return path between described draft tube and described escape pipe, described gas volume metering character wheel device includes the character wheel I that represents minimum volume measurement unit; Described object gas metering circuit comprises microcontroller circuit, object gas detecting sensor module and metering signal sample circuit, wherein, described metering signal sample circuit comprises inductor and inductor identification circuit, the object gas concentration signal output terminal of described object gas detecting sensor module connects the object gas concentration signal collection terminal of described microcontroller circuit, and the metering signal collection terminal of described microcontroller circuit connects the metering signal output terminal of described inductor identification circuit; Described object gas detecting sensor module is arranged in described gas meter, flow meter gas return path, and described inductor is arranged in described character wheel I, and certain on the movement locus of the corresponding described inductor of described inductor identification circuit a bit arranges.
Based on above-mentioned, described inductor is magnetic patch, and described magnetic patch is arranged on the wheel face of described character wheel I, and described inductor identification circuit is the on-off circuit consisting of tongue tube.
Based on above-mentioned, described object gas metering circuit also includes display screen, and described microcontroller circuit connects described display screen so that display-object gas volume variable.
Based on above-mentioned, on described housing, be provided with transparent window, the corresponding described transparent window setting of described gas volume metering character wheel device, described display screen is arranged on described housing or corresponding described transparent window setting.
An object gas metering method for object gas metering gas table, comprises the following steps:
Based on above-mentioned, the method is further comprising the steps of: step 4, microcontroller circuit show the object gas volumescope value obtaining by display screen.
The relative prior art of the present invention has outstanding substantive distinguishing features and marked improvement, specifically, this object gas metering gas table can be differentiated the gas flowing through in gas meter, flow meter, object gas distinguishes truth from false, and measure respectively flowing through gas gross and the object gas of gas meter, flow meter, also can be shown respectively, facilitate user, it has advantages of practical, perfect in shape and function, accurate measurement, is easy to transformation, improvement cost is low; That this object gas metering method has advantages of is simple and practical, be easy to realize.
Accompanying drawing explanation
Fig. 1 is the structural representation of object gas metering gas table of the present invention.
Embodiment
Below by embodiment, technical scheme of the present invention is described in further detail.
As shown in Figure 1, a kind of object gas metering gas table, it comprises gas meter, flow meter and object gas metering circuit, described gas meter, flow meter includes housing 1, is arranged on the gas volume metering character wheel device 4 in described housing 1 and is separately positioned on draft tube 2 and the escape pipe 3 on described housing 1, is provided with the gas meter, flow meter gas return path between described draft tube and described escape pipe in described housing.
Described object gas metering circuit comprises microcontroller circuit 6, object gas detecting sensor module, metering signal sample circuit and display screen 7, wherein, described metering signal sample circuit comprises inductor 51 and inductor identification circuit 52, the object gas concentration signal output terminal of described object gas detecting sensor module connects the object gas concentration signal collection terminal of described microcontroller circuit 6, the metering signal collection terminal of described microcontroller circuit 6 connects the metering signal output terminal of described inductor identification circuit 52, described microcontroller circuit 6 connects described display screen 7 so that display-object gas volume variable.
Described object gas detecting sensor module is arranged in described gas meter, flow meter gas return path, and in the present embodiment, concrete corresponding described draft tube 2 inner side mouths arrange.
Described gas volume metering character wheel device 4 includes the character wheel I 41 that represents minimum volume measurement unit, and described inductor 51 is arranged in described character wheel I 41, and certain on the movement locus of the corresponding described inductor 51 of described inductor identification circuit 52 a bit arranges.The present embodiment is got metering signal by the character wheel I 41 of existing gas meter, flow meter, not only accurately but also reliable, is also easy to obtain, without the structure of the existing gas meter, flow meter of transformation, with low cost.
In the present embodiment, described inductor 51 is magnetic patch, and described magnetic patch is arranged on the wheel face of described character wheel I 41, and described inductor identification circuit 52 is the on-off circuits that consist of tongue tube; Whenever character wheel I 41 is rotated a circle, with regard to Close approach once, tongue tube is subject to magnetic patch effect for magnetic patch and tongue tube, makes on-off circuit closure once, and microcontroller circuit, by counting and data reduction, can complete the volume of object gas is measured; It should be noted that, in other embodiments, inductor and inductor identification circuit can be also the metering signal sample circuits based on infrared induction technology or laser induced technology.
An object gas metering method for object gas metering gas table, comprises the following steps:
The difference of the present embodiment and embodiment 1 is mainly: on described housing, be provided with transparent window, and the corresponding described transparent window setting of described gas volume metering character wheel device, described display screen is arranged on described housing or corresponding described transparent window setting.This structural design makes gas meter, flow meter can carry out object gas metering, also can utilize original metering method to carry out gas gross metering, and be shown respectively, makes it to have two Presentation Functions, facilitates user's comparison, use.
The gas that the present invention can judge accurately by gas meter, flow meter is that object gas is also non-object gas, and object gas is carried out to accurate measurement, really reach multiplex many benefits, few by few Huimin target of mending in biogas use procedure, thoroughly avoided deceiving the generation of complementary event.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; Although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the field are to be understood that: still can modify or part technical characterictic is equal to replacement the specific embodiment of the present invention; And not departing from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope that the present invention asks for protection.
Claims (6)
1. an object gas metering gas table, comprise gas meter, flow meter, described gas meter, flow meter includes housing, is arranged on the gas volume metering character wheel device in described housing and is separately positioned on draft tube and the escape pipe on described housing, in described housing, be provided with the gas meter, flow meter gas return path between described draft tube and described escape pipe, described gas volume metering character wheel device includes the character wheel I that represents minimum volume measurement unit; It is characterized in that: it also comprises object gas metering circuit, described object gas metering circuit comprises microcontroller circuit, object gas detecting sensor module and metering signal sample circuit, wherein, described metering signal sample circuit comprises inductor and inductor identification circuit, the object gas concentration signal output terminal of described object gas detecting sensor module connects the object gas concentration signal collection terminal of described microcontroller circuit, and the metering signal collection terminal of described microcontroller circuit connects the metering signal output terminal of described inductor identification circuit; Described object gas detecting sensor module is arranged in described gas meter, flow meter gas return path, and described inductor is arranged in described character wheel I, and certain on the movement locus of the corresponding described inductor of described inductor identification circuit a bit arranges; Microcontroller circuit judges whether to reach object gas concentration threshold values default in microprocessor according to the object gas concentration signal gathering, if, microcontroller circuit reads the metering signal of metering signal sample circuit, otherwise, microcontroller circuit stops reading the metering signal of metering signal sample circuit, and return, continue to judge whether to reach object gas concentration threshold values default in microprocessor according to the object gas concentration signal gathering.
2. object gas metering gas table according to claim 1, is characterized in that: described inductor is magnetic patch, and described magnetic patch is arranged on the wheel face of described character wheel I, and described inductor identification circuit is the on-off circuit consisting of tongue tube.
3. object gas metering gas table according to claim 1 and 2, is characterized in that: described object gas metering circuit also includes display screen, and described microcontroller circuit connects described display screen so that display-object gas volume variable.
4. object gas metering gas table according to claim 3, it is characterized in that: on described housing, be provided with transparent window, the corresponding described transparent window setting of described gas volume metering character wheel device, described display screen is arranged on described housing or corresponding described transparent window setting.
5. the object gas metering method of object gas metering gas table described in claim 1 or 2 or 3 or 4, is characterized in that, the method comprises the following steps:
Step 1, microcontroller circuit gather the object gas concentration signal of draft tube inner side mouth by object gas detecting sensor module;
Step 2, microcontroller circuit judge whether to reach object gas concentration threshold values default in microprocessor according to the object gas concentration signal gathering, if, microcontroller circuit reads the metering signal of metering signal sample circuit, otherwise, microcontroller circuit stops reading the metering signal of metering signal sample circuit, and return, continue to judge whether to reach object gas concentration threshold values default in microprocessor according to the object gas concentration signal gathering;
Step 3, microcontroller circuit convert the metering signal reading, and obtain object gas volumescope value.
6. the object gas metering method of object gas metering gas table according to claim 5, is characterized in that, the method is further comprising the steps of:
Step 4, microcontroller circuit show the object gas volumescope value obtaining by display screen.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210267325.7A CN102788622B (en) | 2012-07-31 | 2012-07-31 | Target gas metering gas meter and target gas metering method thereof |
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| CN201210267325.7A CN102788622B (en) | 2012-07-31 | 2012-07-31 | Target gas metering gas meter and target gas metering method thereof |
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| CN102788622A CN102788622A (en) | 2012-11-21 |
| CN102788622B true CN102788622B (en) | 2014-04-16 |
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| CN105046919A (en) * | 2015-08-20 | 2015-11-11 | 成都弘毅天承科技有限公司 | 3G network based smart home gas stealing preventing wireless gas meter reading system |
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| CN105046921A (en) * | 2015-08-20 | 2015-11-11 | 成都弘毅天承科技有限公司 | WiFi based smart home wireless gas meter reading system |
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| CN105118260A (en) * | 2015-08-20 | 2015-12-02 | 成都弘毅天承科技有限公司 | Intelligent household gas meter reading system based on 3G network |
| CN105139612A (en) * | 2015-08-25 | 2015-12-09 | 成都弘毅天承科技有限公司 | ZigBee-based intelligent household gas-theft-preventing gas-meter reading system |
| CN105139611A (en) * | 2015-08-25 | 2015-12-09 | 成都弘毅天承科技有限公司 | ZigBee-based intelligent household gas-theft-preventing gas-meter reading system |
| CN105206017A (en) * | 2015-08-25 | 2015-12-30 | 成都弘毅天承科技有限公司 | Smart home gas larceny prevention wireless gas meter reading system based on ZigBee |
| CN105206016A (en) * | 2015-08-25 | 2015-12-30 | 成都弘毅天承科技有限公司 | Smart-home gas meter reading system based on ZigBee |
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Address after: 450001 Zhengzhou high tech Development Zone, Henan, Cedar Road, No. 169 Patentee after: Hanwei Technology Group Limited by Share Ltd Address before: 450001 Zhengzhou high tech Development Zone, Henan, Cedar Road, No. 169 Patentee before: Henan Hanwei Electronics Co., Ltd. |
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