CN107860509A - On-line checking pressure gauge and its detection method - Google Patents
On-line checking pressure gauge and its detection method Download PDFInfo
- Publication number
- CN107860509A CN107860509A CN201710956564.6A CN201710956564A CN107860509A CN 107860509 A CN107860509 A CN 107860509A CN 201710956564 A CN201710956564 A CN 201710956564A CN 107860509 A CN107860509 A CN 107860509A
- Authority
- CN
- China
- Prior art keywords
- calibrating
- interface
- pressure gauge
- pressure
- flexible pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L27/00—Testing or calibrating of apparatus for measuring fluid pressure
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The present invention relates to mechanical equipment technical field, particularly a kind of on-line checking pressure gauge and its detection method.Including pressure gauge and pressure tapping, pressure gauge is connected by pressure tapping with signal piping, it is characterised in that：Threeway adapter is set between the pressure gauge and pressure tapping, end interface connection calibrating interface in threeway adapter, examine and determine and calibrating valve rod is provided with interface, during detection, calibrating interface is connected by examining and determine flexible pipe one end, calibrating valve rod is automatically turned on during connection, the calibrating flexible pipe other end is directly connected to examination criteria device, and the interface end of signal piping and pressure tapping is provided with pipe valve.On-line checking pressure gauge of the present invention, pressure gauge when being the special in-line calibration on production line and pressure gauge equipment.In use after line pressure gauge, it is only necessary to pressure gauge is arranged on pipeline for the first time and production is upper, and pressure gauge need not be dismantled in each re-testing periods, it is so i.e. time saving and laborsaving.
Description
Technical field
The present invention relates to mechanical equipment technical field, particularly a kind of on-line checking pressure gauge and its detection method.
Background technology
Pressure gauge refers to using flexible member as sensing element, measure and indicate the instrument higher than environmental pressure, using extremely
Generally, it is almost throughout all industrial flow and scientific research field.It need to generally detect every year twice or more than twice, conventional pressure
When power table is detected, it is necessary to which pressure gauge is unloaded from pipeline and production line to be detected, and detection finishes will also be in handle
Pressure gauge is reinstalled on pipeline and production line, so not only cumbersome but also waste time.
The content of the invention
The present invention in order to solve the deficiencies in the prior art, the purpose of the present invention be a kind of on-line checking pressure gauge and
Its detection method.
To reach above-mentioned purpose, present invention generally provides following technical scheme：
A kind of on-line checking pressure gauge, including pressure gauge and pressure tapping, pressure gauge pass through pressure tapping and detection
Pipeline connects, the setting threeway adapter between the pressure gauge and pressure tapping, end interface connection inspection in threeway adapter
Stationary interface, calibrating valve rod is provided with calibrating interface, during detection, calibrating interface connects by examining and determine flexible pipe one end, in the mistake of connection
Calibrating valve rod is automatically turned in journey, the calibrating flexible pipe other end is directly connected to examination criteria device,；Signal piping and pressure tapping
Interface end be provided with pipe valve.
The calibrating interface is provided with detachable back of the body cap, back of the body cap by chain be connected to threeway adapter and calibrating interface it
Between.
Described calibrating flexible pipe one end is that the calibrating nut end corresponding with calibrating interface connects, while during connection
Calibrating valve rod is automatically turned on, the interface connection corresponding with examination criteria device of other end equipment interface.
Threeway adapter is installed between pressure gauge and pressure tapping, in threeway adapter end interface connection calibrating connect
Mouthful, calibrating valve rod is provided with calibrating interface, calibrating interface is provided with detachable back of the body cap, back of the body cap in do not examine and determine when play second
Secondary voltage stabilizing with it is dust-proof.Back of the body cap is connected between threeway adapter and calibrating interface by chain；Signal piping and pressure tapping
Interface end be provided with pipe valve；When needing detection, valve of blinding off a line, back of the body cap is taken, the calibrating nut of flexible pipe will be examined and determine
End is connected on calibrating interface, and calibrating valve rod automatically opens up, and examines and determine the other end equipment interface connecting detection standard of flexible pipe, i.e.,
It can start to detect.
For the present invention due to taking above technical scheme, it has advantages below：On-line checking pressure gauge of the present invention, is to be used for
Pressure gauge during special in-line calibration on production line and pressure gauge equipment.In use after line pressure gauge, it is only necessary to for the first time
Pressure gauge is arranged on pipeline and production is upper, and pressure gauge need not be dismantled in each re-testing periods, it is so i.e. time saving
It is again laborsaving.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is the calibration equipment schematic diagram of the present invention；
Wherein, 1, pressure gauge；2nd, valve rod is examined and determine；3rd, interface is examined and determine；4th, back of the body cap；5th, signal piping；6th, pipe valve；7th, press
Power meter connector；8th, threeway adapter；9th, flexible pipe is examined and determine；10th, nut end is examined and determine；11st, equipment interface.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Embodiment one
A kind of on-line checking pressure gauge, including pressure gauge 1 and pressure tapping 7, pressure gauge 1 by pressure tapping 7 with
Signal piping 5 connects, the setting threeway adapter 8 between pressure gauge 1 and pressure tapping 7, and end interface connects in threeway adapter 8
Calibrating interface 3 is connect, calibrating valve rod 2 is provided with calibrating interface 3, during detection, calibrating interface 3 is connected by examining and determine the one end of flexible pipe 9,
Calibrating valve rod 2 is automatically turned on during connection, the calibrating other end of flexible pipe 9 is directly connected to examination criteria device,；Signal piping 5
Pipe valve 6 is provided with the interface end of pressure tapping 7.
Calibrating interface 3 is provided with detachable back of the body cap 4, and back of the body cap 4 is connected to threeway adapter 8 and calibrating interface 3 by chain
Between.
Calibrating flexible pipe 9 one end is that the calibrating nut end 10 corresponding with calibrating interface 3 connects, while during connection
Calibrating valve rod 2 is automatically turned on, the interface connection corresponding with examination criteria device of other end equipment interface 11.
Threeway adapter 8 is installed between pressure gauge 1 and pressure tapping 7, end interface connects calibrating in threeway adapter 8
Interface 3, examine and determine in interface 3 and be provided with calibrating valve rod 2, calibrating interface is provided with detachable back of the body cap 4, back of the body cap 4 in do not examine and determine when
Play second of voltage stabilizing with it is dust-proof.Back of the body cap 4 is connected between threeway adapter 8 and calibrating interface 3 by chain；Signal piping 5
Pipe valve 6 is provided with the interface end of pressure tapping 7；When needing detection, valve 6 of blinding off a line, back of the body cap 4 is taken, will be examined
The calibrating nut end 10 for determining flexible pipe 9 is connected on calibrating interface 3, and calibrating valve rod 2 automatically opens up, and examines and determine another end equipment of flexible pipe
The connecting detection standard of interface 11, you can start to detect.
Use process：On-line checking pressure gauge is arranged in the equipment such as pipeline and production line, monitored in normal pressure table
During the equipment pressure such as pipeline and production line, calibrating valve stalk is closed, and the equipment such as pipeline and production line pressure is not let out
Pressure.When needing to detect pressure gauge, formality should first blind off a line and the equipment such as production line on pipe valve, break off pressure gauge with
Pipeline connection in the equipment such as pipeline and production line, then again connects flexible pipe one end (calibrating nut end) of wearing and pinidine interface
Connect, screw up with a wrench during connection, while calibrating valve rod is automatically turned on, the pressure in pressure gauge is returned to zero point, it is another
End (equipment interface end ＞ is connected with calibration equipment, after connecting can pressing force table vertification regulation normally examine and determine.After calibrating terminates
The hose end being connected with calibrating interface is unloaded, calibrating valve rod is in automatic closed mode, and back of the body cap then is arranged on into calibrating again
(tightened by hand) on interface.The finally pipe valve on the equipment such as pipeline and production line is opened, pressure gauge can be normal
Monitor pressure.
The embodiment of the present invention is these are only, but protection scope of the present invention is not limited thereto, it is any to be familiar with
Those skilled in the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be covered
Within protection scope of the present invention.Therefore, protection scope of the present invention should be defined by scope of the claims.
Claims (4)
1. a kind of on-line checking pressure gauge, including pressure gauge and pressure tapping, pressure gauge pass through pressure tapping and detection pipe
Road connects, it is characterised in that：Threeway adapter is set between the pressure gauge and pressure tapping, terminated in threeway adapter
Mouthful connection calibrating interface, calibrating valve rod is provided with calibrating interface, during detection, calibrating interface is connected by examining and determine flexible pipe one end,
Calibrating valve rod is automatically turned on during connection, the calibrating flexible pipe other end is directly connected to examination criteria device,；Signal piping and pressure
The interface end of power meter connector is provided with pipe valve.
2. the on-line checking pressure gauge as described in claim 1, it is characterised in that：The calibrating interface is provided with detachable back of the body cap,
Back of the body cap is connected between threeway adapter and calibrating interface by chain.
3. the on-line checking pressure gauge as described in claim 1, it is characterised in that：Described calibrating flexible pipe one end is with examining and determine interface phase
Corresponding calibrating nut end connection, while automatically turn on calibrating valve rod during connection, other end equipment interface and inspection
Survey the corresponding interface connection of standard.
4. the detection method of any on-line checking pressure gauge as described in claim 1-3, it is characterised in that：In pressure gauge and pressure
Threeway adapter is installed, end interface connects calibrating interface in threeway adapter, is provided with calibrating interface and examines and determine valve between meter connector
Bar, calibrating interface are provided with detachable back of the body cap, back of the body cap in do not examine and determine when play second of voltage stabilizing with it is dust-proof.Back of the body cap passes through chain
Bar is connected between threeway adapter and calibrating interface；Signal piping and the interface end of pressure tapping are provided with pipe valve；When
When needing detection, valve of blinding off a line, back of the body cap is taken, the calibrating nut end for examining and determine flexible pipe is connected on calibrating interface, calibrating
Valve rod automatically opens up, and examines and determine the other end equipment interface connecting detection standard of flexible pipe, you can start to detect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710956564.6A CN107860509A (en) | 2017-10-17 | 2017-10-17 | On-line checking pressure gauge and its detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710956564.6A CN107860509A (en) | 2017-10-17 | 2017-10-17 | On-line checking pressure gauge and its detection method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107860509A true CN107860509A (en) | 2018-03-30 |
Family
ID=61698860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710956564.6A Pending CN107860509A (en) | 2017-10-17 | 2017-10-17 | On-line checking pressure gauge and its detection method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107860509A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110849531A (en) * | 2019-10-18 | 2020-02-28 | 成都凯天电子股份有限公司 | Method for observing pressure gauge by directionally locking pipeline system |
| KR20200053800A (en) * | 2018-11-09 | 2020-05-19 | (주) 휴미시스템 | The cover pannel for an embedded differential pressure gauge |
| CN111751048A (en) * | 2020-06-30 | 2020-10-09 | 中国航发动力股份有限公司 | Pressure sensor online checking device and method matched with digital instrument |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2583654Y (en) * | 2002-12-20 | 2003-10-29 | 中国人民解放军沈阳军区医学计量测试研究站 | Pressure gauge on line detecting valve seat |
| CN202471350U (en) * | 2012-01-18 | 2012-10-03 | 国电大渡河瀑布沟发电有限公司 | Three-way pressure checking apparatus |
| CN203376111U (en) * | 2013-07-04 | 2014-01-01 | 中国石油集团川庆钻探工程有限公司 | Online calibration device used for pressure gauge for petroleum drilling operation |
| CN105806557A (en) * | 2016-05-20 | 2016-07-27 | 北京斯贝克科技有限责任公司 | Valve for on-line verification and calibration of pressure gauge |
-
2017
- 2017-10-17 CN CN201710956564.6A patent/CN107860509A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2583654Y (en) * | 2002-12-20 | 2003-10-29 | 中国人民解放军沈阳军区医学计量测试研究站 | Pressure gauge on line detecting valve seat |
| CN202471350U (en) * | 2012-01-18 | 2012-10-03 | 国电大渡河瀑布沟发电有限公司 | Three-way pressure checking apparatus |
| CN203376111U (en) * | 2013-07-04 | 2014-01-01 | 中国石油集团川庆钻探工程有限公司 | Online calibration device used for pressure gauge for petroleum drilling operation |
| CN105806557A (en) * | 2016-05-20 | 2016-07-27 | 北京斯贝克科技有限责任公司 | Valve for on-line verification and calibration of pressure gauge |
Non-Patent Citations (2)
| Title |
|---|
| 摩托车技术标准应用手册编委会: "《摩托车技术标准应用手册》", 30 September 2009, 中国物资出版社 * |
| 晓帆: "《常用电器控制电路精选》", 31 May 2011, ，河南科学技术出版社 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20200053800A (en) * | 2018-11-09 | 2020-05-19 | (주) 휴미시스템 | The cover pannel for an embedded differential pressure gauge |
| KR102119831B1 (en) | 2018-11-09 | 2020-06-05 | (주) 휴미시스템 | The cover pannel for an embedded differential pressure gauge |
| CN110849531A (en) * | 2019-10-18 | 2020-02-28 | 成都凯天电子股份有限公司 | Method for observing pressure gauge by directionally locking pipeline system |
| CN111751048A (en) * | 2020-06-30 | 2020-10-09 | 中国航发动力股份有限公司 | Pressure sensor online checking device and method matched with digital instrument |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204988106U (en) | Screw thread detecting system | |
| CN107860509A (en) | On-line checking pressure gauge and its detection method | |
| CN104832419A (en) | Water pump testing system | |
| CN103017813A (en) | Comprehensive detection device of direct-current transmission valve cooling system instrument | |
| CN204575115U (en) | The anti-neglected loading of automobile engine oil scale O-ring seal detects frock | |
| CN207123583U (en) | A kind of cable termination on-Line Monitor Device | |
| CN205209912U (en) | Automatic washing formula detects blood flow graph of blood viscosity | |
| CN204065312U (en) | Bus current mutual inductor special no-load voltage ratio detector | |
| CN204807249U (en) | Twist and detain quick -witted moment of torsion calibrating device | |
| WO2022237012A1 (en) | On-site measurement and debugging system and method for rigid hanging devices of pressure element | |
| CN204136868U (en) | Grip gear detection device | |
| CN207502600U (en) | The ground wire monitor that a kind of band is examined automatically | |
| CN206891638U (en) | A kind of online non-destructive pressure detector of portable hydraulic system | |
| CN206019890U (en) | Tensioning instrument is used in screw rod detection | |
| CN102141369A (en) | Resistance-type concrete abrasion sensor and measurement method thereof | |
| CN104122483A (en) | Special current transformer transformation ratio detector for busbar | |
| CN109283297B (en) | Independent calibration sampling system for hydrogen online analysis | |
| CN208968724U (en) | Low-temperature breakaway valve experimental rig | |
| CN108760140A (en) | Pressure detecting instrument | |
| CN208091829U (en) | A kind of medical gloves strength testing device | |
| CN219495552U (en) | Tee joint for on-line verification and calibration of pipeline pressure gauge | |
| CN201974155U (en) | Resistor-type concrete abrasion sensor | |
| CN111238850A (en) | Comprehensive detection system of shield machine | |
| CN203881491U (en) | Universal detection device for stress and strain instruments | |
| CN206682081U (en) | A kind of servo valve proportioning valve signal detecting and measuring apparatus for steel rolling machine hydraulic system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180330 |
|
| RJ01 | Rejection of invention patent application after publication |