CN104154964A - Volume calibrating device for containers irregular in shape - Google Patents
Volume calibrating device for containers irregular in shape Download PDFInfo
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- CN104154964A CN104154964A CN201410355185.8A CN201410355185A CN104154964A CN 104154964 A CN104154964 A CN 104154964A CN 201410355185 A CN201410355185 A CN 201410355185A CN 104154964 A CN104154964 A CN 104154964A
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- flexible pipe
- valve
- pagoda mouth
- pagoda
- calibration device
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Abstract
The invention provides a volume calibrating device for containers irregular in shape and belongs to the technical field of radiation protection and environment protection. A second pagoda nozzle outside a calibrating cabinet is connected with an irregular container to be calibrated through a hose, and sequentially connected with a pressure sensor, a flow sensor, a valve and a third pagoda nozzle through an air pipe, the third pagoda nozzle is connected with an air inlet of a vacuum pump through a hose, an air outlet of the vacuum pump is connected with an air exhaust pipe through a hose and a fourth pagoda nozzle, and a pressure sensor, a flow sensor and a valve which are arranged inside the calibrating cabinet are connected with a pressure display, a flow display controller and a switch through a signal line respectively. By the volume calibrating device, volume of the irregular containers can be quickly calibrated according to pressure in to-be-measured containers and accumulated flow of extracted gas, an effective path is added for volume calibration of containers which are irregular in shape and complex in structure and are made of special materials, working efficiency and accuracy of volume calibration are improved; the volume calibrating device is high in practicability.
Description
Technical field
The invention belongs to radiation protection and environmental protection technical field, be specifically related to a kind of volumetric calibration device of irregularly shaped container.The present invention is applicable to the volumetric calibration of absolute pressure irregularly shaped container within the scope of 50kPa ~ 120kPa under non-volatile atmospheric condition.
Background technology
At nuclear industry, Aero-Space and arms of precision production field, conventionally adopt all kinds of hold-up vessel sealed type storage test products to carry out long-term behaviour investigation, for grasping the impact of atmosphere on storage products performance in sealed type storage container, need regularly to detect content and the total amount of some responsive atmosphere material in hold-up vessel, thereby vessel volume is the call parameter detecting.Special for inner structure complexity, out-of-shape, material, can not filling liquid etc. the special tank container of type, conventional method for measuring volume as topping up weight method, pressure-sustaining gas substitution method, quantitatively inflation method, pressure advocate approach etc. have that measurement mechanism is too complicated, measuring accuracy not or method itself problem such as cannot apply, all can not be applicable to nuclear industry and space industry and apply all kinds of hold-up vessel sealed type storage test products and require the vessel volume of absolute pressures under 80kPa ~ 120kPa atmospheric condition to demarcate.
Summary of the invention
In order to overcome in prior art for out-of-shape, inner structure is complicated, material is special, the deficiency that caliberating device is complicated, measuring accuracy is low that exists in can not the vessel volume staking-out work of filling liquid, the invention provides a kind of volumetric calibration device of irregularly shaped container, can according to the pressure in testing container and the integrated flux that extracts gas, calculate the volume of container, be applicable to the volumetric calibration of absolute pressure irregularly shaped container within the scope of 50kPa ~ 120kPa under non-volatile atmospheric condition.
The technical solution adopted for the present invention to solve the technical problems is as follows:
The volumetric calibration device of irregularly shaped container of the present invention, be characterized in, described volumetric calibration device comprises pressure transducer, flow sensor, vacuum pump, valve I, pressure display unit, flow indication controller, tracheae II, gas outlet, switch I, switch II, the pagoda mouth being arranged in demarcation cabinet
, pagoda mouth
, flexible pipe II, flexible pipe III, also comprise and be arranged on flexible pipe I, valve II, pagoda mouth I and the pagoda mouth II of demarcating outside cabinet.Its annexation is, irregular container outlet is connected with one end of valve II by tracheae I, the other end of valve II is connected with one end of flexible pipe I by pagoda mouth I, the other end of flexible pipe I is connected with one end of pagoda mouth II, the other end of pagoda mouth II is connected with one end of pressure transducer, flow sensor, valve I and pagoda mouth III successively by tracheae II, the other end of pagoda mouth III is connected with the air intake opening of vacuum pump by flexible pipe II, and the gas outlet of vacuum pump is connected with pagoda mouth IV, gas outlet successively by flexible pipe III.Described pressure transducer is connected with pressure display unit by signal wire.Described flow sensor is connected with flow indication controller by signal wire.Described vacuum pump is connected with switch I by signal wire.Described valve I is connected with switch II by signal wire.
Described pressure transducer is air absolute pressure transducer, and measurement range is 0.50kPa ~ 130.00kPa.
Described flow sensor is flow mass-adjustable flowmeter.
Described valve I is electromagnetic brake plate valve.
Described tracheae I and tracheae II are 316L stainless-steel tube.
Described flexible pipe I, flexible pipe II and flexible pipe III are withstand voltage silicone tube.
Described pagoda mouth I, pagoda mouth II, pagoda mouth III and pagoda mouth IV are 316L stainless-steel tube.
Described pressure transducer transmits the pressure information in tracheae II by signal wire to pressure display unit.
Described flow sensor transmits gas instantaneous delivery and integrated flux in tracheae II by signal wire to flow indication controller, and flow indication controller regulates uninterrupted in tracheae II by signal wire.
Described switch I is controlled the start and stop of vacuum pump by signal wire.
Described switch II is controlled the switching of valve I by signal wire.
The volumetric calibration device of irregularly shaped container of the present invention, can realize the volume of the irregular container of Fast Calibration according to the integrated flux of the pressure in testing container and extracting gases, and has improved work efficiency and the degree of accuracy of volumetric calibration.The present invention is completely satisfied applies the vessel volume demarcation of all kinds of hold-up vessel sealed type storage test products requirement pressure under the air atmosphere condition of 80kPa ~ 120kPa for nuclear industry and space industry, and for out-of-shape, complex structure, the special vessel volume demarcation of material have increased effective approach, practical.
Accompanying drawing explanation
Fig. 1 is the structural representation of the volumetric calibration device of irregularly shaped container of the present invention;
In figure: 1. irregular container 2. tracheae I 3. pressure transducer 4. flow sensor 5. pump 6. valve I 7. valve II 8. pressure display unit 9. flow indication controller 10. switch I 11. switch II 12. flexible pipe I 13. pagoda mouth I 14. pagoda mouth II 15. tracheae II 16. pagoda mouth III 17. pagoda mouth IV 18. gas outlet 19. flexible pipe II 20. flexible pipe III 21. are demarcated cabinet.
Embodiment
Below in conjunction with drawings and the specific embodiments, the present invention is described in further detail.
Embodiment 1
Fig. 1 is the structural representation of the volumetric calibration device of irregularly shaped container of the present invention.In Fig. 1, the volumetric calibration device of irregularly shaped container of the present invention, comprises and is arranged on pressure transducer 3, flow sensor 4, vacuum pump 5, valve I 6, pressure display unit 8, flow indication controller 9, tracheae II 15, gas outlet 18, switch I 10, switch II 11, the pagoda mouth of demarcating in cabinet 21
16, pagoda mouth
17, flexible pipe II 19, flexible pipe III 20, also comprise and be arranged on flexible pipe I 12, valve II 7, pagoda mouth I 13 and the pagoda mouth II 14 of demarcating outside cabinet 21.Its annexation is, irregular container 1 gas outlet is connected with one end of valve II 7 by tracheae I 2, the other end of valve II 7 is connected with one end of flexible pipe I 12 by pagoda mouth I 13, the other end of flexible pipe I 12 is connected with one end of pagoda mouth II 14, the other end of pagoda mouth II 14 by tracheae II 15 successively with pressure transducer 3, flow sensor 4, valve I 6, and one end of pagoda mouth III 16 connects, the other end of pagoda mouth III 16 is connected with the air intake opening of vacuum pump 5 by flexible pipe II 19, the gas outlet of vacuum pump 5 by flexible pipe III 20 successively with pagoda mouth IV 17, gas outlet 18 connects.Described pressure transducer 3 is connected with pressure display unit 8 by signal wire.Described flow sensor 4 is connected with flow indication controller 9 by signal wire.Described vacuum pump 5 is connected with switch I 10 by signal wire.Described valve I 6 is connected with switch II 11 by signal wire.
Described pressure transducer 3 is air absolute pressure transducer, and measurement range is 0.50kPa ~ 130.00kPa.
Described flow sensor 4 is flow mass-adjustable flowmeter.
Described valve I 6 is electromagnetic brake plate valve.
Described tracheae I 2 and tracheae II 15 are 316L stainless-steel tube.
Described flexible pipe I 12, flexible pipe II 19 and flexible pipe III 20 are withstand voltage silicone tube.
Described pagoda mouth I 13, pagoda mouth II 14, pagoda mouth III 16 and pagoda mouth IV 17 are 316L stainless-steel tube.
In the volumetric calibration device of irregularly shaped container of the present invention, tracheae I 2 is according to the outlet side of the reserved sample connection accessory processing of irregular container 1, and by valve II 7, control gas in irregular container 1 and come in and go out, pagoda mouth I 13 is connected with pagoda mouth II 14 by flexible pipe II 12; When vacuum pump 5 is opened, the gas in irregular container 1 in pipeline, flow through successively valve II 7, pressure transducer 3, flow sensor 4, valve I 6, the rear discharge of vacuum pump 5; Tracheae I 2 and tracheae II 15 are external diameter 1/4 inch, the 316L stainless-steel tube of wall thickness 0.05 inch; Flexible pipe I 12, flexible pipe II 19 and flexible pipe III 20 are external diameter 16mm, the withstand voltage silicone tube of wall thickness 5mm; Pagoda mouth I 13, pagoda mouth II 14, pagoda mouth III 16 and pagoda mouth IV 17 are external diameter 3/8 inch, the 316L stainless steel pagoda mouth of wall thickness 0.05 inch.
The pressure information that in the volumetric calibration device of irregularly shaped container of the present invention, pressure display unit 8 obtains in tracheae II 15 by RS485 signal wire Bonding pressure sensor 3; Flow indication controller 9 obtains gas instantaneous delivery and integrated flux in tracheae II 15 by signal wire connection traffic sensor 4, and flow indication controller 9 regulates the uninterrupted of gas in tracheae II 15 by signal wire; Switch I 10 is by 12V twisted pair line connection vacuum pump 5 and control start and stop; Switch II 11 is by I/O switching value signal wire connection valve I 6 and control switching.
The volumetric calibration device intermediate pump 5 of irregularly shaped container of the present invention starts operation by switch I 10, in pressure display unit 8 monitoring record tracheae II 15, pressure changes, flow indication controller 9 monitoring record vacuum pumps 5 are instantaneous delivery and the integrated flux of extracting gases in rule container 1 never, and by the corresponding integrated flux of gas pressure change in tracheae II 15, can calculate the volume of irregular container 1; When in tracheae II 15, pressure approaches the boundary condition of the working pressure range that irregular container 1 allows, switch II 11 shut-off valve II 7, switch I 10 is closed vacuum pump 5 and is quit work.
The invention is not restricted to this embodiment, all can implement and have described good result described in content of the present invention.
Claims (7)
1. the volumetric calibration device of an irregularly shaped container, it is characterized in that: described volumetric calibration device comprises being arranged on demarcates the interior pressure transducer (3) of cabinet (21), flow sensor (4), vacuum pump (5), valve I (6), pressure display unit (8), flow indication controller (9), tracheae II (15), gas outlet (18), switch I (10), switch II (11), pagoda mouth III (16), pagoda mouth IV (17), flexible pipe II (19), flexible pipe III (20), also comprise being arranged on and demarcate the outer flexible pipe I (12) of cabinet (21), valve II (7), pagoda mouth I (13) and pagoda mouth II (14), its annexation is, irregular container (1) gas outlet is connected with one end of valve II (7) by tracheae I (2), the other end of valve II (7) is connected with one end of flexible pipe I (12) by pagoda mouth I (13), the other end of flexible pipe I (12) is connected with one end of pagoda mouth II (14), the other end of pagoda mouth II (14) by tracheae II (15) successively with pressure transducer (3), flow sensor (4), valve I (6), and one end of pagoda mouth III (16) connects, the other end of pagoda mouth III (16) is connected with the air intake opening of vacuum pump (5) by flexible pipe II (19), the gas outlet of vacuum pump (5) by flexible pipe III (20) successively with pagoda mouth IV (17), gas outlet (18) connects, described pressure transducer (3) is connected with pressure display unit (8) by signal wire, described flow sensor (4) is connected with flow indication controller (9) by signal wire, described vacuum pump (5) is connected with switch I (10) by signal wire, described valve I (6) is connected with switch II (11) by signal wire.
2. the volumetric calibration device of irregularly shaped container according to claim 1, is characterized in that: described pressure transducer (3) is air absolute pressure transducer, and measurement range is 0.50kPa ~ 130.00kPa.
3. the volumetric calibration device of irregularly shaped container according to claim 1, is characterized in that: described flow sensor (4) is flow mass-adjustable flowmeter.
4. the volumetric calibration device of irregularly shaped container according to claim 1, is characterized in that: described valve I (6) is electromagnetic brake plate valve.
5. the volumetric calibration device of irregularly shaped container according to claim 1, is characterized in that: described tracheae I (2) and tracheae II (15) are 316L stainless-steel tube.
6. the volumetric calibration device of irregularly shaped container according to claim 1, is characterized in that: described flexible pipe I (12), flexible pipe II (19) and flexible pipe III (20) are withstand voltage silicone tube.
7. the volumetric calibration device of irregularly shaped container according to claim 1, is characterized in that: described pagoda mouth I (13), pagoda mouth II (14), pagoda mouth III (16) and pagoda mouth IV (17) are 316L stainless-steel tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410355185.8A CN104154964A (en) | 2014-07-24 | 2014-07-24 | Volume calibrating device for containers irregular in shape |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410355185.8A CN104154964A (en) | 2014-07-24 | 2014-07-24 | Volume calibrating device for containers irregular in shape |
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| Publication Number | Publication Date |
|---|---|
| CN104154964A true CN104154964A (en) | 2014-11-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410355185.8A Pending CN104154964A (en) | 2014-07-24 | 2014-07-24 | Volume calibrating device for containers irregular in shape |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105784054A (en) * | 2016-03-15 | 2016-07-20 | 中国原子能科学研究院 | System and method suitable for calibrating volume of gas cavity in irregular shape |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101641128A (en) * | 2006-11-08 | 2010-02-03 | 摄谱乐公司 | Realize the best of pressure gas containers and the gas injection device of safe handling |
| CN203981235U (en) * | 2014-07-24 | 2014-12-03 | 中国工程物理研究院核物理与化学研究所 | The volumetric calibration device of irregularly shaped container |
-
2014
- 2014-07-24 CN CN201410355185.8A patent/CN104154964A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101641128A (en) * | 2006-11-08 | 2010-02-03 | 摄谱乐公司 | Realize the best of pressure gas containers and the gas injection device of safe handling |
| CN203981235U (en) * | 2014-07-24 | 2014-12-03 | 中国工程物理研究院核物理与化学研究所 | The volumetric calibration device of irregularly shaped container |
Non-Patent Citations (3)
| Title |
|---|
| 张天平: "一种高精度测量容器容积的多用途方法", 《实用测试技术》 * |
| 徐峰等: "p.V.T.t法气体流量装置标准罐容积的测量", 《华东华南计量学术交流研讨会论文集》 * |
| 李超等: "容积测量方法研究", 《机械设计与制造》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105784054A (en) * | 2016-03-15 | 2016-07-20 | 中国原子能科学研究院 | System and method suitable for calibrating volume of gas cavity in irregular shape |
| CN105784054B (en) * | 2016-03-15 | 2018-11-30 | 中国原子能科学研究院 | A kind of system and method suitable for demarcating irregular shape air cavity volume |
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Application publication date: 20141119 |
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