CN202711373U - Novel prepayment gas meter - Google Patents
Novel prepayment gas meter Download PDFInfo
- Publication number
- CN202711373U CN202711373U CN 201220374529 CN201220374529U CN202711373U CN 202711373 U CN202711373 U CN 202711373U CN 201220374529 CN201220374529 CN 201220374529 CN 201220374529 U CN201220374529 U CN 201220374529U CN 202711373 U CN202711373 U CN 202711373U
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- circuit
- gas
- meter
- metering
- prepayment
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Abstract
The utility model provides a novel prepayment gas meter. The novel prepayment gas meter comprises a housing, a target gas metering management circuit, a prepayment managing circuit and a gas inlet pipe; the prepayment management circuit comprises a microprocessor circuit I and a metering signal sampling circuit; the target gas metering management circuit comprises a microprocessor circuit II, a target gas detecting sensor module and a controllable switch circuit; and the controllable switch circuit is connected between the microprocessor circuit I and the metering signal sampling circuit. The novel prepayment gas meter is accurate in metering and easy to transform.
Description
Technical field
The utility model relates to a kind of gas meter, flow meter, specifically, has related to a kind of novel prepayment gas meter, flow meter.
Background technology
Gas meter, flow meter is widely used in the middle of the productive life as a kind of gas metering equipment; Existing gas meter, flow meter can be divided into mechanical diaphragm gas meter and electronics diaphragm gas meter, they generally only measure the volume of gas that flows through gas meter, flow meter, the object gas that flows through gas meter, flow meter is not detected judgement, therefore, in use, will there be 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 the subsidy process, the individual user occurred and adopted the fan blower air blowing to pretend 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, had damaged again biogas user's interests; In addition, indivedual gas supply merchants the phenomenon of using the inferior quality combustion gas to adulterate, lead into a trap ignorant user occurred in order to seek illegal profit.
For above-mentioned situation, because therefore the function that existing gas meter, flow meter does not detect the object gas that flows into gas meter, flow meter, just can't carry out examination and the Scientific Measurement of true and false object gas to the gas that flows into 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 purpose of this utility model is for the deficiencies in the prior art, thereby a kind of practical, perfect in shape and function, accurate measurement are provided, are easy to transform, novel prepayment gas meter, flow meter that improvement cost is low.
To achieve these goals, the technical scheme that the utility model adopts is: a kind of novel prepayment gas meter, flow meter, comprise prepayment diaphragm gas meter and object gas measuring control circuit, described prepayment diaphragm gas meter includes housing, pre-payment management circuit and the draft tube and the escape pipe that are separately positioned on the 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 pre-payment management circuit comprises microcontroller circuit I and metering signal sample circuit, and the metering signal collection terminal of described microcontroller circuit I connects the metering signal output terminal of described metering signal sample circuit; Described object gas measuring control circuit comprises the microcontroller circuit II, object gas detecting sensor module and gate-controlled switch 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 II, the control end of described microcontroller circuit II connects the control end of described gate-controlled switch circuit, described object gas detecting sensor module is arranged in the described gas meter, flow meter gas return path, and described gate-controlled switch circuit is connected between described microcontroller circuit I and the described metering signal sample circuit.
Based on above-mentioned, described prepayment diaphragm gas meter also includes the gas volume metering character wheel device that is arranged in the described housing, and described gas volume metering character wheel device includes the character wheel I of expression minimum volume measurement unit; Described metering signal sample circuit comprises inductor and inductor identification circuit, and described inductor is installed on the 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 installed on the wheel face of described character wheel I, and described inductor identification circuit is the on-off circuit that is made of tongue tube.
Based on above-mentioned, described pre-payment management circuit also includes display screen, and described microcontroller circuit I connects described display screen so that display-object gas volume variable.
Based on above-mentioned, be provided with transparent window on the described housing, the corresponding described transparent window setting of described gas volume metering character wheel device, described display screen is arranged on the described housing or corresponding described transparent window setting.
The relative prior art of the utility model has substantive distinguishing features and progress, specifically, this novel prepayment gas meter, flow meter can be differentiated the gas that flows through in the gas meter, flow meter, object gas distinguishes truth from false, and gas gross and the object gas that flows through gas meter, flow meter measured respectively, and can be shown respectively, made things convenient for the user, it has advantages of practical, perfect in shape and function, accurate measurement, is easy to transform, improvement cost is low.
Description of drawings
Fig. 1 is the structural representation of novel prepayment gas meter, flow meter described in the utility model.
Embodiment
Below by embodiment, the technical solution of the utility model is described in further detail.
As shown in Figure 1, a kind of novel prepayment gas meter, flow meter comprises prepayment diaphragm gas meter and object gas measuring control circuit.
Described prepayment diaphragm gas meter includes housing 1, pre-payment management circuit and is separately positioned on draft tube 2 and escape pipe 3 on the 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 pre-payment management circuit comprises microcontroller circuit I 6, metering signal sample circuit and display screen 7, the metering signal collection terminal of described microcontroller circuit I 6 connects the metering signal output terminal of described metering signal sample circuit, and described microcontroller circuit I 6 connects described display screen 7 so that display-object gas volume variable.
Described object gas measuring control circuit comprises microcontroller circuit II 8, object gas detecting sensor module and gate-controlled switch circuit 9, 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 II 8, the control end of described microcontroller circuit II 8 connects the control end of described gate-controlled switch circuit 9, described object gas detecting sensor module is arranged in the described gas meter, flow meter gas return path, in the present embodiment, 2 inboard mouthfuls of settings of concrete corresponding described draft tube, described gate-controlled switch circuit 9 is connected between described microcontroller circuit I 6 and the described metering signal sample circuit.
In the present embodiment, described prepayment diaphragm gas meter also includes the gas volume metering character wheel device 4 that is arranged in the described housing 1, and described gas volume metering character wheel device 4 includes the character wheel I 41 of expression minimum volume measurement unit; Described metering signal sample circuit comprises inductor 51 and inductor identification circuit 52, and described inductor 51 is installed on the described character wheel I 41, and certain on the movement locus of described inductor identification circuit 52 corresponding described inductors 51 a bit arranges; The present embodiment is got metering signal by the character wheel I of existing prepayment diaphragm gas meter, not only accurately but also reliable, also is easy to obtain, and need not to transform the structure of existing prepayment diaphragm gas meter, and is with low cost; Of particular note, in other embodiments, according to different prepayment diaphragm gas list structures, also can adopt other mode that is more suitable for to obtain metering signal, all should be within protection domain of the present utility model.
In the present embodiment, described inductor 51 is magnetic patch, and described magnetic patch is installed on the wheel face of described character wheel I 41, and described inductor identification circuit 52 is the on-off circuits that are made of tongue tube; Whenever character wheel I 41 rotations one circle, magnetic patch and tongue tube just closely approach once, and tongue tube is subjected to the magnetic patch effect, makes the on-off circuit closure once, and microcontroller circuit is by counting and data reduction, and the volume that can finish object gas measures; Of particular note, in other embodiments, inductor and inductor identification circuit also can be based on the metering signal sample circuit of infrared induction technology or laser induced technology.
A kind of object gas metering method of novel prepayment gas meter, flow meter may further comprise the steps:
That this object gas metering method has advantages of is simple and practical, be easy to realize.
The difference of the present embodiment and embodiment 1 mainly is: be provided with transparent window on the described housing, and the corresponding described transparent window setting of described gas volume metering character wheel device, described display screen is arranged on the described housing or corresponding described transparent window setting.This structural design also can be utilized original metering method to carry out the gas gross metering, and be shown respectively so that gas meter, flow meter can carry out the object gas metering, makes it to have two Presentation Functions, makes things convenient for the user to compare, use.
The present embodiment and embodiment 1,2 difference mainly are: microcontroller circuit I and microcontroller circuit II are same microcontroller circuit.That is, described microcontroller circuit I finishes under the prerequisite of self working, and still has the ability to finish all functions of microcontroller circuit II.
The gas that the utility model can be judged accurately by gas meter, flow meter is that object gas also is non-object gas, and object gas carried out accurate measurement, really reach multiplex many benefits, few with few Huimin target of mending in the biogas use procedure, thoroughly avoided deceiving the generation of complementary event.
Should be noted that at last: above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit; Although with reference to preferred embodiment the utility model is had been described in detail, those of ordinary skill in the field are to be understood that: still can make amendment or the part technical characterictic is equal to replacement embodiment of the present utility model; And not breaking away from the spirit of technical solutions of the utility model, it all should be encompassed in the middle of the technical scheme scope that the utility model asks for protection.
Claims (5)
1. novel prepayment gas meter, flow meter, comprise prepayment diaphragm gas meter, described prepayment diaphragm gas meter includes housing, pre-payment management circuit and the draft tube and the escape pipe that are separately positioned on the 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 pre-payment management circuit comprises microcontroller circuit I and metering signal sample circuit, the metering signal collection terminal of described microcontroller circuit I connects the metering signal output terminal of described metering signal sample circuit, it is characterized in that: it also comprises object gas measuring control circuit, described object gas measuring control circuit comprises the microcontroller circuit II, object gas detecting sensor module and gate-controlled switch 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 II, the control end of described microcontroller circuit II connects the control end of described gate-controlled switch circuit, described object gas detecting sensor module is arranged in the described gas meter, flow meter gas return path, and described gate-controlled switch circuit is connected between described microcontroller circuit I and the described metering signal sample circuit.
2. novel prepayment gas meter, flow meter according to claim 1, it is characterized in that: described prepayment diaphragm gas meter also includes the gas volume metering character wheel device that is arranged in the described housing, and described gas volume metering character wheel device includes the character wheel I of expression minimum volume measurement unit; Described metering signal sample circuit comprises inductor and inductor identification circuit, and described inductor is installed on the described character wheel I, and certain on the movement locus of the corresponding described inductor of described inductor identification circuit a bit arranges.
3. novel prepayment gas meter, flow meter according to claim 2, it is characterized in that: described inductor is magnetic patch, and described magnetic patch is installed on the wheel face of described character wheel I, and described inductor identification circuit is the on-off circuit that is made of tongue tube.
4. according to claim 1 and 2 or 3 described novel prepayment gas meter, flow meters, it is characterized in that: described pre-payment management circuit also includes display screen, and described microcontroller circuit I connects described display screen so that display-object gas volume variable.
5. novel prepayment gas meter, flow meter according to claim 4, it is characterized in that: be provided with transparent window on the described housing, the corresponding described transparent window setting of described gas volume metering character wheel device, described display screen is arranged on the described housing or corresponding described transparent window setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220374529 CN202711373U (en) | 2012-07-31 | 2012-07-31 | Novel prepayment gas meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220374529 CN202711373U (en) | 2012-07-31 | 2012-07-31 | Novel prepayment gas meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202711373U true CN202711373U (en) | 2013-01-30 |
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ID=47591654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220374529 Withdrawn - After Issue CN202711373U (en) | 2012-07-31 | 2012-07-31 | Novel prepayment gas meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202711373U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102779378A (en) * | 2012-07-31 | 2012-11-14 | 河南汉威电子股份有限公司 | Novel prepayment type gas meter and target gas measurement method thereof |
-
2012
- 2012-07-31 CN CN 201220374529 patent/CN202711373U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102779378A (en) * | 2012-07-31 | 2012-11-14 | 河南汉威电子股份有限公司 | Novel prepayment type gas meter and target gas measurement method thereof |
| CN102779378B (en) * | 2012-07-31 | 2014-04-16 | 河南汉威电子股份有限公司 | Novel prepayment type gas meter and target gas measurement method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130130 Effective date of abandoning: 20140416 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20130130 Effective date of abandoning: 20140416 |
|
| RGAV | Abandon patent right to avoid regrant |