CN102661833B - Pressure online detection auxiliary device and detection method thereof - Google Patents
Pressure online detection auxiliary device and detection method thereof Download PDFInfo
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- CN102661833B CN102661833B CN201210183450.XA CN201210183450A CN102661833B CN 102661833 B CN102661833 B CN 102661833B CN 201210183450 A CN201210183450 A CN 201210183450A CN 102661833 B CN102661833 B CN 102661833B
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Abstract
The invention relates to a pressure online detection auxiliary device and a detection method thereof, which can solve the problems that pressure instruments and meters on large-scale equipment can not be detached and the detection can not be performed at present. The device comprises a pipeline detection cavity, wherein the outside of the pipeline detection cavity is of the shape of a hexagonal prism, the inside of the pipeline detection cavity is of a hollow cylindrical cavity, a control knob I and a control knob II are respectively mounted on the two bottom surfaces of the external hexagonal prism of the pipeline detection cavity, and a calibration port, a pressure gauge direction interface and a pipeline direction interface are respectively arranged on the three adjacent side surfaces of the external hexagonal prism of the pipeline detection cavity; and when detection is performed, the pressure output end of a pressure checker is connected with the calibration port, the control knobs I and II are adjusted to communicate the calibration port with the pressure gauge direction interface, the direction of the pipeline direction interface is cut off, and a hand pump of the pressure checker is utilized for pressurizing a checked pressure gauge so as to realize full-range verification of the pressure gauge. The device has the advantages of compact structure, convenience in use, simplicity in maintenance, capability of performing online verification without detaching the instrument and great popularization value.
Description
Technical field
The invention relates to and a kind of for mechanical processing industry pressure tool instrument, detects online servicing unit and detection method thereof, solve pressure tool instrument on current main equipment because of
Cannot dismantle and cause cannot test problems.
Background technology
In mechanical processing industry, be no matter the high temperature furnace of import equipment or domestic numerically-controlled machine often have some pressure tool instrument owing to will dismounting can cause pressure leakage, working continuously causes stopping production, if the pressure tool instrument on equipment is not detected and directly causes the defective of product, consequence is by hardly imaginable.
Summary of the invention
The invention provides a kind of pressure to detect online servicing unit and detection method thereof, uses this detection servicing unit, without dismounting manometer.
The object of the invention is achieved through the following technical solutions: pressure detects servicing unit online, it is characterized in that: comprise pipeline test chamber, described pipeline test chamber outside is hexagon, inside is hollow cylindrical cavity, on two bottom surfaces of outside six prisms of pipeline test chamber, control handle I, control handle II are installed respectively, calibration mouth, tensimeter direction interface, pipeline direction interface are set respectively on three adjacent sides of outside six prisms of pipeline test chamber;
Described control handle I, control handle II are pull bar, and one end of pull bar is positioned at pipeline test chamber inside, and end face is the cylinder consistent with pipeline test chamber internal diameter, and the other end of pull bar is positioned at pipeline test chamber outside, and end face is six prismatics.
A kind of pressure online test method: it is characterized in that: master gauge or normal pressure module are connected with calibration mouthful, detected tensimeter is arranged on tensimeter direction interface, adjustment control handle I, II are all opened it, now calibration mouth, tensimeter direction interface, pipeline direction interface form path, and the pressure of three directions equates; Start equipment, after the pressure in pipeline is steady, the indicating value that reads tested manometric indicating value, master gauge or normal pressure module realizes manometric on-the-spot comparison.
Said method is to utilize the pressure in pipeline to realize on-the-spot comparison.
A kind of pressure online test method: it is characterized in that: the pressure output end of pressure validator is connected with calibration mouthful, detected tensimeter is arranged on tensimeter direction interface, adjustment control handle I, II communicate calibration mouth, tensimeter direction interface, the cut-off of pipeline direction interface direction, utilize the hand pump of pressure validator to tested tensimeter pressurization, realize detected manometric gamut calibrating.
Said method is to utilize pressure validator to carry out on-site proving.
Advantage of the present invention is: the pressure designing by the present invention detects servicing unit and detection method thereof online, for the pressure tool instrument on main equipment, without dismounting, can carry out in-line calibration, has promotional value.This detection assistant apparatus structure compactness, easy to use, safeguard simply, low cost of manufacture, economical and practical.
Accompanying drawing explanation
Fig. 1 is the structural representation that pressure of the present invention detects servicing unit online.
Fig. 2 is the A-A sectional drawing of Fig. 1.
Embodiment
Pressure detects servicing unit online, comprise pipeline test chamber 6, pipeline test chamber 6 outsides are hexagon, inside is hollow cylindrical cavity, on two bottom surfaces of outside six prisms of pipeline test chamber, control handle I 3, control handle II 4 are installed respectively, calibration mouth 1, tensimeter direction interface 2, pipeline direction interface 5 are set respectively on three adjacent sides of outside six prisms of pipeline test chamber 6.
Described control handle I 3, control handle II 4 are pull bar shape, and one end of pull bar is positioned at pipeline test chamber 6 inside, and end face is the cylinder consistent with pipeline test chamber 6 internal diameters, and the other end of pull bar is positioned at pipeline test chamber outside, and end face is six prismatics.
The pressure of said structure detects servicing unit online, by adjusting control handle, meets the following conditions: (1) pipeline communicates with manometer, and calibration mouthful direction cut-off, this is equipment normal operating conditions.(2) pipeline, manometer, calibration mouth tripartite intercommunication, this is in the situation that there is no standard pressure generator, the state that utilizes the pressure in normal pressure module and pipeline to calibrate.(3) calibration mouthful communicates with pipeline, the cut-off of manometer direction, and this is the align mode while possessing standard pressure generator.Under duty at ordinary times, calibration mouthful is twisted extremely with specific nut, need can open with the speciality tool in verification worker hand.
Described calibration mouth 1 adopts generic calibration mouth, can be connected with pipeline by excessive joint.To be applicable to the different tube diameters of distinct device.
Adopt above-mentioned pressure to detect online the detection method of servicing unit as follows:
(1) utilize the on-the-spot comparison of pressure realization in pipeline: master gauge or normal pressure module are connected with calibration mouth 1, and detected tensimeter is arranged on tensimeter direction interface 2, and adjustment control handle I 3, control handle II 4 are all opened it.At this moment correction mouth 1, tensimeter direction interface 2, pipeline direction interface 5 form path, and the pressure of three directions equates.Start equipment, after the pressure in pipeline is steady, read the indicating value (measured value) of tested manometric indicating value (measured value), master gauge or normal pressure instrument.Just can realize manometric on-the-spot comparison.
(2) utilize the on-site proving of pressure validator.
The pressure output end of pressure validator is connected with calibration mouth 1, detected tensimeter is arranged on tensimeter direction interface 2, adjustment control handle I 3, control handle II 4 communicate calibration mouth 1, tensimeter direction interface 2, the 5 direction cut-offs of pipeline direction interface, utilize the hand pump of pressure validator to detected tensimeter pressurization, realize detected manometric gamut calibrating.
Claims (1)
1. pressure detects servicing unit online, it is characterized in that: comprise pipeline test chamber, described pipeline test chamber outside is hexagon, inside is hollow cylindrical cavity, on two bottom surfaces of outside six prisms of pipeline test chamber, control handle I, control handle II are installed respectively, calibration mouth, tensimeter direction interface, pipeline direction interface are set respectively on three adjacent sides of outside six prisms of pipeline test chamber;
Described control handle I, control handle II are pull bar, and one end of pull bar is positioned at pipeline test chamber inside, and end face is the cylinder consistent with pipeline test chamber internal diameter, and the other end of pull bar is positioned at pipeline test chamber outside, and end face is six prismatics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210183450.XA CN102661833B (en) | 2012-06-06 | 2012-06-06 | Pressure online detection auxiliary device and detection method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210183450.XA CN102661833B (en) | 2012-06-06 | 2012-06-06 | Pressure online detection auxiliary device and detection method thereof |
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| Publication Number | Publication Date |
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| CN102661833A CN102661833A (en) | 2012-09-12 |
| CN102661833B true CN102661833B (en) | 2014-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210183450.XA Active CN102661833B (en) | 2012-06-06 | 2012-06-06 | Pressure online detection auxiliary device and detection method thereof |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9417754B2 (en) | 2011-08-05 | 2016-08-16 | P4tents1, LLC | User interface system, method, and computer program product |
| CN109186857A (en) * | 2018-09-10 | 2019-01-11 | 中国航空工业集团公司北京长城计量测试技术研究所 | A kind of interface module for pressure measurement |
| CN111780834B (en) * | 2020-07-21 | 2022-11-22 | 安东仪器仪表检测有限公司 | Calibration method of pressure liquid level meter |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB390803A (en) * | 1931-07-08 | 1933-04-10 | Horace Stephen Gibson | Improvements relating to liquid pressure measuring apparatus and pressure gauge testing apparatus |
| CN2218927Y (en) * | 1995-05-17 | 1996-01-31 | 严海德 | Testing table for gas pressure part |
| CN201034786Y (en) * | 2007-04-19 | 2008-03-12 | 北京康斯特仪表科技有限公司 | Handhold type gas pressure calibrator |
| KR20080069368A (en) * | 2007-01-23 | 2008-07-28 | 주식회사 메타켐 | An oil pressure guage check unit |
| CN101556199A (en) * | 2009-03-25 | 2009-10-14 | 李涛 | Original position metering and calibrating device for pressure gauge |
-
2012
- 2012-06-06 CN CN201210183450.XA patent/CN102661833B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB390803A (en) * | 1931-07-08 | 1933-04-10 | Horace Stephen Gibson | Improvements relating to liquid pressure measuring apparatus and pressure gauge testing apparatus |
| CN2218927Y (en) * | 1995-05-17 | 1996-01-31 | 严海德 | Testing table for gas pressure part |
| KR20080069368A (en) * | 2007-01-23 | 2008-07-28 | 주식회사 메타켐 | An oil pressure guage check unit |
| CN201034786Y (en) * | 2007-04-19 | 2008-03-12 | 北京康斯特仪表科技有限公司 | Handhold type gas pressure calibrator |
| CN101556199A (en) * | 2009-03-25 | 2009-10-14 | 李涛 | Original position metering and calibrating device for pressure gauge |
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| CN102661833A (en) | 2012-09-12 |
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