CN102928053A - Device for calibrating natural gas on line - Google Patents
Device for calibrating natural gas on line Download PDFInfo
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- CN102928053A CN102928053A CN201110225695XA CN201110225695A CN102928053A CN 102928053 A CN102928053 A CN 102928053A CN 201110225695X A CN201110225695X A CN 201110225695XA CN 201110225695 A CN201110225695 A CN 201110225695A CN 102928053 A CN102928053 A CN 102928053A
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- calibration device
- rock gas
- line calibration
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Abstract
The invention discloses a device for calibrating natural gas on line. The device comprises a standard meter (100) which meters flow of natural gas, wherein a gas inlet (101) and a gas outlet (102) are formed in the standard meter (100); and a combustor (200) is communicated with the gas outlet (102). By the device, qualification of a user meter can be verified.
Description
Technical field
The present invention relates to a kind of rock gas in-line calibration device.
Background technology
Reach regulations such as " Shanghai City civil gas management regulations " according to " measurement Law ", " Shanghai City metrological supervision and administration regulations ": trade settlement must can use by the metering validation activity assay approval through qualification is arranged with combustible gas metering arrangement, term of life after wherein diaphragm gas meter is examined and determine first generally is no more than 10 years. in recent years, along with improving constantly of China's gas meter, flow meter manufacturing technical merit, gas meter, flow meter can be extended down to longer real serviceable life.To showing in the monitoring result with the gas meter, flow meter metering performance, its life-span of table that is used for gas metering can be extended down to 16 years according to the relevant detecting gas meter technical body of this city.Therefore, Shanghai City Administration of Quality and Technology Supervision takes the lead in having promulgated " diaphragm gas meter on-site proving rules " (JJG (Shanghai) 38-2007).Should " diaphragm gas meter on-site proving rules " regulation, for the diaphragm gauge that uses first, when using to 10 years, can carry out on-site proving by the mode of in-line calibration, qualified prolong use in 6 years.User's diaphragm gauge (subscriber's meter) for the user uses when using to 10 years, the standard value error range that variable is greater than or less than standard diaphragm gauge (standard scale) may occur; Simultaneously, also happen occasionally because measuring the doubtful different on-site proving demand that proposes.Therefore, need a kind of in-line calibration device inspection user table whether qualified.Can prolong use in 6 years for qualified subscriber's meter, in time change for underproof subscriber's meter.Qualified referring to, its variable is in the error range of standard value; Defective referring to, its variable is greater than or less than the error range of standard value.
Summary of the invention
Technical matters to be solved by this invention is, provide a kind of can the verified users table qualified rock gas in-line calibration device whether.
In order to solve the problems of the technologies described above, technical scheme of the present invention is: a kind of rock gas in-line calibration device, comprise can measurement flow the standard scale of flow of logical rock gas gas, described standard scale is provided with air intake opening and gas outlet, the gas outlet of described standard scale is communicated with burner.
Further, described burner, comprise the meter connector that docks with the gas outlet of described standard scale, described meter connector is fixedly connected with described gas outlet by nut, described meter connector is connected with the right angle ball valve by fittings body, described right angle ball valve comprises the knob that can open or close valve chamber, described right angle ball valve is connected with nozzle connection by swan neck, described nozzle connection is connected with air flue trunnion adapter sleeve by nozzle, described air flue trunnion adapter sleeve is connected with flameproof enclosure by the air flue trunnion, is provided with the through hole of a plurality of rock gas gases that can circulate on the described flameproof enclosure.
Further, described burner is made by metal material.
Further, the junction, gas outlet of meter connector and described standard scale is provided with rubber sheet gasket.
Further, the junction of described right angle ball valve and swan neck is provided with spacer.
Further, the junction of described nozzle and air flue trunnion is provided with the air door circle of energy adjusting air inflow quantity.
Further, described flameproof enclosure is made by stupalith.
Further, described flameproof enclosure is made by metal material.
Further, described flameproof enclosure is made by stainless steel material.
Compared with prior art, the invention has the beneficial effects as follows: the present invention adopts a standard scale to be connected with subscriber's meter, and connects burner in the gas outlet of standard scale; By the ignition combustion device, make the rock gas gaseous combustion of flow through subscriber's meter and standard scale; Then read respectively the variable of subscriber's meter and standard scale, and the variable of subscriber's meter compared with the variable of standard scale, if the variable of subscriber's meter in the variable error range of standard scale, then subscriber's meter is qualified, can prolong use in 6 years; If in the error range of the variable of standard scale, namely the variable of subscriber's meter is not greater than or less than the variable error range of standard scale to the variable of subscriber's meter, then subscriber's meter is defective, should in time change.
Description of drawings
Fig. 1 is the frame principle figure of rock gas in-line calibration device of the present invention;
Fig. 2 is the structural representation of the burner of rock gas in-line calibration device of the present invention;
Fig. 3 is the front view of the nozzle of rock gas in-line calibration device of the present invention;
Fig. 4 is the left view of Fig. 3;
Fig. 5 is the use principle figure of rock gas in-line calibration device of the present invention.
Shown in the figure: 100, standard scale, 101, air intake opening, 102, the gas outlet, 200, burner, 201, flameproof enclosure, 2010, through hole, 202, air flue trunnion, 203, air flue trunnion adapter sleeve, 205, nozzle, 2051, spray orifice, 206, air door circle, 208, nozzle connection, 209, swan neck, 210, right angle ball valve, 2101, knob, 211, spacer, 212, fittings body, 213, meter connector, 214, rubber sheet gasket, 215, nut, 300, subscriber's meter, 301, subscriber's meter gas outlet, 400, connecting pipe.
Embodiment
Below in conjunction with accompanying drawing the present invention is described in detail:
Shown in Fig. 1-2, rock gas in-line calibration device of the present invention, comprise can measurement flow the standard scale 100 of flow of logical rock gas gas, described standard scale is provided with air intake opening 101 and gas outlet 102, the gas outlet 102 of described standard scale 100 is communicated with burner 200.
As shown in Figure 2, burner 200 comprises respectively air flue trunnion 202, air flue trunnion adapter sleeve 203, nozzle 205, nozzle connection 208, right angle ball valve 210, fittings body 212 and meter connector 213 with inlet end and outlet side.
The inlet end of described meter connector 213 docks with the gas outlet 102 of standard scale 100, the inlet end of meter connector 213 can also be provided with rubber sheet gasket 214, be used for being tightly connected with the gas outlet 102 of standard scale 100, the inlet end of the outlet side of described meter connector 213 and described fittings body 212 is tightly connected, and its form that is tightly connected is for being threaded;
The outline of described fittings body 212 is sheathed with nut 215, described nut 215 can be in the circumferencial direction rotation of the outline of fittings body 212, can also slide and terminate in the junction of meter connector 213 and fittings body 212 at the axial direction of the outline of fittings body 212; The effect of nut 215 is to make meter connector 213 can aim at and be fixed on the gas outlet 102 of standard scale 100.
The inlet end of the outlet side of described fittings body 212 and described right angle ball valve 210 is tightly connected, and its form that is tightly connected is for being threaded; Right angle ball valve 210 being opened or closing by knob 2101 control valve chambers, the rock gas gas communication thereby control is flowed through in the valve chamber of standard scale 100, meter connector 213, fittings body 212 and right angle ball valve 210 or do not circulate.
The outlet side of described right angle ball valve 210 is tightly connected by the inlet end of swan neck 209 with described nozzle connection 208, and its form that is tightly connected is for being threaded; The effect of swan neck 209 is the circulating directions that change rock gas gas.Wherein, right angle ball valve 210 can also be provided with spacer 211 with the junction of swan neck 209, is used for being connected of fastening swan neck 209 and right angle ball valve 210, prevents that swan neck 209 and right angle ball valve 210 from becoming flexible.
The inlet end of the outlet side of described nozzle connection 208 and described nozzle 205 is tightly connected, and its form that is tightly connected is for being threaded;
The inlet end of the outlet side of described nozzle 205 and described air flue trunnion adapter sleeve 203 is tightly connected, and its form that is tightly connected is for being threaded; As shown in Figure 3-4, the outlet side radial end face of nozzle 205 is provided with a plurality of spray orifices 2051 uniformly; The pressure that the rock gas gas that can increase the nozzle 205 of flowing through is set of spray orifice 2051, and can make day circulation of coal gas gas uniform.The junction of described nozzle 205 and air flue trunnion 202 is provided with the air door circle 206 of energy adjusting air inflow quantity.
The outline of described air flue trunnion adapter sleeve 203 and the inlet end of described air flue trunnion 202 are tightly connected, and its form that is tightly connected is for being threaded;
The outlet side of described air flue trunnion 202 is connected with flameproof enclosure 201, is provided with uniformly a plurality of through holes 2010 on the sidewall of described flameproof enclosure 201; The inwall that is flameproof enclosure 201 is provided with a plurality of through holes 2010 uniformly to outer wall.Described flameproof enclosure 201 be shaped as cylindrical shape or conical tube with end cap.Flameproof enclosure 201 is used for control flows through after rock gas gas in it lights, and what its combustion flame can be not random upwards altering or running helter-skelter to other direction, makes its rock gas burning of gas safer, thereby ensures operator's personal safety.
In addition, adjust air door circle 206 by arranging, can also control the circulation of rock gas gas, thereby after control rock gas gas is lighted, the size of its burned flame, and then guarantee operator's personal safety.
More than the connection of each modular construction adopt and to be tightly connected, be to prevent that the rock gas gas of flowing through from leaking in the junction of each assembly.
Wherein, burner 200 can be made by copper, iron, steel, stainless steel and other metal materials.
Wherein, flameproof enclosure 201 can be made by copper, iron, stainless steel and other metal materials, can also be made by stupalith.
The flameproof enclosure 201 of stupalith when the rock gas gaseous combustion is longer or when repeatedly using, explosion occurs easily, causes burned flame to go hither and thither, and therefore, has potential safety hazard, and directly the operator's of this device personal safety is used in impact.
The flameproof enclosure 201 of stainless steel material, because its heatproof is higher, and its density is far longer than the density of stupalith, therefore, when the rock gas gaseous combustion, the phenomenon of explosion can not occur, eliminated potential safety hazard.Also can obtain the serviceable life of flameproof enclosure 201 prolonging.
The flameproof enclosure 201 of copper product is compared with the flameproof enclosure 201 of stupalith, and its heatproof and density also are far longer than stupalith, and therefore, its serviceable life is also longer.Compare with the flameproof enclosure 201 of stainless steel material, its Costco Wholesale is higher than the flameproof enclosure 201 of stainless steel material.
The preferred plan of flameproof enclosure 201 of the present invention is stainless steel material.
Fig. 5 is the use principle figure of rock gas in-line calibration device of the present invention, during use, the air intake opening 101 of standard scale 100 is communicated with the subscriber's meter gas outlet 301 of subscriber's meter 300 by connecting pipe 400.Then rock gas gas will subscriber's meter 300, standard scale 100 flow into burner 200.Rock gas gas in the ignition combustion device 200, then read respectively the variable of subscriber's meter 300 and standard scale 100, and the variable of subscriber's meter 300 compared with the variable of standard scale 100, if the variable of subscriber's meter 300 is in the variable error range of standard scale 100, then subscriber's meter is qualified, can prolong use in 6 years; If in the error range of the variable of standard scale 100, namely the variable of subscriber's meter 300 is not greater than or less than the variable error range of standard scale 100 to the variable of subscriber's meter 300, then subscriber's meter is defective, should in time change.
Claims (10)
1. rock gas in-line calibration device, it is characterized in that: comprise can measurement flow the standard scale (100) of logical rock gas gas flow, described standard scale (100) is provided with air intake opening (101) and gas outlet (102), and described gas outlet (102) are communicated with burner (200).
2. rock gas in-line calibration device according to claim 1, it is characterized in that: described burner (200), comprise the meter connector (213) that docks with the gas outlet (102) of described standard scale (100), described meter connector (213) is fixedly connected with described gas outlet (102) by nut (215), described meter connector (213) is connected with right angle ball valve (210) by fittings body (212), described right angle ball valve (210) comprises the knob (2101) that can open or close valve chamber, described right angle ball valve (210) is connected with nozzle connection (208) by swan neck (209), described nozzle connection (208) is connected with air flue trunnion adapter sleeve (203) by nozzle (205), described air flue trunnion adapter sleeve (203) is connected with flameproof enclosure (201) by air flue trunnion (202), is provided with the through hole (2010) of a plurality of rock gas gases that can circulate on the described flameproof enclosure (201).
3. rock gas in-line calibration device according to claim 1 and 2, it is characterized in that: described burner (200) is made by metal material.
4. rock gas in-line calibration device according to claim 2 is characterized in that: described meter connector (213) is provided with rubber sheet gasket (214) with the junction, gas outlet (102) of described standard scale (100).
5. rock gas in-line calibration device according to claim 2 is characterized in that: described right angle ball valve (210) is provided with spacer (211) with the junction of swan neck (209).
6. rock gas in-line calibration device according to claim 2 is characterized in that: the junction of described nozzle (205) and air flue trunnion (202) be provided with can adjusting air inflow quantity air door circle (206).
7. natural gas in-line calibration device according to claim 2, it is characterized in that: the outlet side of described nozzle (205) is provided with a plurality of spray orifices (2051) uniformly.
8. rock gas in-line calibration device according to claim 2, it is characterized in that: described flameproof enclosure (201) is made by stupalith.
9. rock gas in-line calibration device according to claim 2, it is characterized in that: described flameproof enclosure (201) is made by metal material.
10. rock gas in-line calibration device according to claim 2, it is characterized in that: described flameproof enclosure (201) is made by stainless steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110225695.XA CN102928053B (en) | 2011-08-08 | 2011-08-08 | Device for calibrating natural gas on line |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110225695.XA CN102928053B (en) | 2011-08-08 | 2011-08-08 | Device for calibrating natural gas on line |
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| Publication Number | Publication Date |
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| CN102928053A true CN102928053A (en) | 2013-02-13 |
| CN102928053B CN102928053B (en) | 2015-06-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110225695.XA Active CN102928053B (en) | 2011-08-08 | 2011-08-08 | Device for calibrating natural gas on line |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103278221A (en) * | 2013-06-07 | 2013-09-04 | 重庆前卫克罗姆表业有限责任公司 | Detection equipment used for finished intelligent meter |
| CN111623856A (en) * | 2020-06-19 | 2020-09-04 | 安东仪器仪表检测有限公司 | Online in-situ calibration method and device for natural gas ultrasonic flowmeter |
Citations (5)
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| CN1152686A (en) * | 1995-07-25 | 1997-06-25 | 巴考克·莱也茨发电厂技术有限公司 | Method for reducing nitrogen oxide forming while coal burning and burner thereof |
| WO2008146163A2 (en) * | 2007-05-30 | 2008-12-04 | Zed.I Solutions (Canada) Inc. | Method of measuring a dry gas flow from. hydrocarbon wells |
| CN101358872A (en) * | 2008-09-28 | 2009-02-04 | 别振丽 | On-sit calibrating method and apparatus for gas meter for household use |
| CN201859884U (en) * | 2010-11-01 | 2011-06-08 | 江苏永能光伏科技有限公司 | Solar photovoltaic assembly |
| CN202177434U (en) * | 2011-08-08 | 2012-03-28 | 上海大众燃气有限公司 | Natural-gas online calibrating device |
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2011
- 2011-08-08 CN CN201110225695.XA patent/CN102928053B/en active Active
Patent Citations (5)
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| CN1152686A (en) * | 1995-07-25 | 1997-06-25 | 巴考克·莱也茨发电厂技术有限公司 | Method for reducing nitrogen oxide forming while coal burning and burner thereof |
| WO2008146163A2 (en) * | 2007-05-30 | 2008-12-04 | Zed.I Solutions (Canada) Inc. | Method of measuring a dry gas flow from. hydrocarbon wells |
| CN101358872A (en) * | 2008-09-28 | 2009-02-04 | 别振丽 | On-sit calibrating method and apparatus for gas meter for household use |
| CN201859884U (en) * | 2010-11-01 | 2011-06-08 | 江苏永能光伏科技有限公司 | Solar photovoltaic assembly |
| CN202177434U (en) * | 2011-08-08 | 2012-03-28 | 上海大众燃气有限公司 | Natural-gas online calibrating device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103278221A (en) * | 2013-06-07 | 2013-09-04 | 重庆前卫克罗姆表业有限责任公司 | Detection equipment used for finished intelligent meter |
| CN103278221B (en) * | 2013-06-07 | 2016-02-10 | 重庆前卫克罗姆表业有限责任公司 | For the checkout equipment of intelligent telogenesis table |
| CN111623856A (en) * | 2020-06-19 | 2020-09-04 | 安东仪器仪表检测有限公司 | Online in-situ calibration method and device for natural gas ultrasonic flowmeter |
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| CN102928053B (en) | 2015-06-10 |
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