CN203587281U - Pointer type pressure gage batch calibration platform based on hydraulic system - Google Patents
Pointer type pressure gage batch calibration platform based on hydraulic system Download PDFInfo
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- CN203587281U CN203587281U CN201320785213.0U CN201320785213U CN203587281U CN 203587281 U CN203587281 U CN 203587281U CN 201320785213 U CN201320785213 U CN 201320785213U CN 203587281 U CN203587281 U CN 203587281U
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Abstract
The utility model discloses a pointer type pressure gage batch calibration platform based on a hydraulic system. The pointer type pressure gage batch calibration platform comprises a vertical cabinet, a horizontal operating table mounted on the vertical cabinet, a plurality of mounting connectors for mounting a standard gage and a plurality of calibrated pressure gages, a plurality of instrument knocking mechanisms for knocking the plurality of calibrated pressure gages respectively, a horizontal testing pipe mounted in the vertical cabinet and a hydraulic system used for performing pressurization in the horizontal testing pipe, wherein the standard gage is a digital display pressure gage; and a plurality of branch testing pipes which are mounted on the horizontal testing pipe and used for mounting the plurality of mounting connectors are arranged in the vertical cabinet, each branch testing pipe is provided with a stop valve, and the horizontal operating table is provided with a plurality of connector mounting ports for mounting the plurality of mounting connectors respectively and a plurality of valve mounting ports for mounting the plurality of stop valves respectively. The pointer type pressure gage batch calibration platform is simple in structure, reasonable in design, simple in application and operation, good in application effect, is simple, convenient and fast in installation of the standard gage and the calibrated pressure gages, and can effectively improve the calibration efficiency of the pointer type pressure gages.
Description
Technical field
The utility model belongs to instrument check technical field, especially relates to a kind of pointer pressure based on hydraulic system verification platform in batches.
Background technology
In field produces operational process, because the elastic sensing element of pointer pressure has very high physical strength, and there is the advantages such as simple in structure, cost is lower, and dependable performance, maintenance and repair are convenient, thereby obtain applying more and more widely.Nowadays,, though part pointer instrument is replaced by digital instrument, when measured quick variation or while fluctuating back and forth, the indicating value of digital instrument can corresponding quick variation and be difficult for by reading; If control displaying time interval, will ignore variation details therebetween.Thereby from this angle, pointer instrument occupies clear superiority, it can reflect measurement variation scope intuitively, and because pointer instrument structure is relatively simple, easy to install, cost is lower, is therefore still bringing into play irreplaceable effect.But pointer pressure is after use and pressurized after a while, and movement there will be some distortion and wearing and tearing unavoidably, and correspondingly pointer pressure will produce various errors and fault.In order to guarantee, pointer original accuracy and do not make transmission of quantity value distortion, needs timely assay calibration, to guarantee indicating correct, reliable.
At present, domestic is mainly to adopt the method for artificial observation instrument index reading to carry out verification to the calibration operation of this type of pointer instrument, during actual verification, there is following defect and deficiency: the first, be subject to people's subjective factor as the impact of observation angle, observed range and fatigue strength etc., the number of degrees error existing is larger, and reliability is not high; The second,, during actual verification, adopt and manually pressurize, thereby inefficiency, and labour intensity is large; Three, long-time meter reading dish is easily tired, thereby produces interpretation mistake; Four, the single meter reading of desk checking, operating process is loaded down with trivial details; Five, the various calibration tailss of hand filling, print verification certificate, inefficiency.In addition, although there are some Automatic Calibration System for Dial Instrument on market, existing Automatic Calibration System for Dial Instrument all exists to some extent and uses operation inconvenience, examines and determine number of drawbacks and the deficiencies such as efficiency is low, verification result is inaccurate.Thereby, how to realize the automatic Verification of pointer instrument, to improve calibrating efficiency, calibrating accuracy, just become a problem in the urgent need to address.And, nowadays lack a kind of simple in structure, reasonable in design, instrument is easy for installation and it is easy and simple to handle to use, result of use is good based on hydraulic system pointer pressure verification platform in batches, the batch verification that it is pointer pressure provides a verification platform, and can carry out erection joint easy, Fast Installation for tested multiple pointer pressures provide, thereby increased substantially the verification efficiency of pointer pressure.
Utility model content
Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, a kind of pointer pressure based on hydraulic system verification platform is in batches provided, its simple in structure, reasonable in design and use easy and simple to handle, result of use good, standard scale and calibrated meter simple installation, fast, can effectively improve the verification efficiency of pointer pressure.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of pointer pressure based on hydraulic system verification platform in batches, it is characterized in that: comprise clothes closet, be arranged on the levels operation platform on clothes closet, multiple erection joints that supply a standard scale and multiple calibrated meter to install respectively, multiple instrument of respectively multiple described calibrated meters being knocked are rapped mechanism, be arranged on horizontal checkout pipe in clothes closet and to the hydraulic system of pressurizeing in described horizontal checkout pipe, multiple described instrument are rapped mechanism and are installed on levels operation platform, described horizontal checkout pipe and described hydraulic system are joined, the quantity that multiple described instrument are rapped mechanism and multiple described calibrated meters is N, and the quantity of multiple described erection joints is N+1, and wherein N is positive integer and N >=3, multiple described erection joints are all vertically to laying, and multiple described erection joints are laid on same level straight line from left to right, described standard scale is digital display manometer, and described calibrated meter is pointer pressure, and multiple described calibrated meters are the tensimeter of same model, in described clothes closet, be provided with the many branch testing pipes that are installed on described horizontal checkout pipe, the quantity of many described branch testing pipes is identical with the quantity of multiple described erection joints, many described branch testing Guan Jun be vertically to lay and its be laid in respectively multiple described erection joints under, the bottom of many described branch testing pipes is all fixedly mounted on described horizontal checkout pipe, multiple described erection joints are arranged on respectively many described branch testing pipe tops, many described branch testing Guan Shangjun are provided with a stop valve, on described levels operation platform, have multiple jiont treatment mouths of installing for multiple described erection joints respectively and multiple valve installation mouth of installing for multiple described stop valves respectively, spacing between adjacent two the described erection joints in left and right is 50cm～100cm.
Above-mentioned a kind of pointer pressure based on hydraulic system verification platform in batches, is characterized in that: on described levels operation platform, be provided with the wall that exterior color is single color, described wall is the vertical baffle plate that is fixedly mounted on levels operation platform rear side.
Above-mentioned a kind of pointer pressure based on hydraulic system verification platform in batches, is characterized in that: multiple described instrument are rapped mechanism and are all laid in from left to right on same level straight line.
Above-mentioned a kind of pointer pressure based on hydraulic system verification platform in batches, is characterized in that: the erection joint that is positioned at the leftmost side in multiple described erection joints is left side joint, described digital display manometer is arranged on the joint of described left side.
Above-mentioned a kind of pointer pressure based on hydraulic system verification platform in batches, is characterized in that: between adjacent two the described erection joints in left and right, an instrument is all installed and raps mechanism, multiple described instrument are rapped mechanism and be all laid in the left side of knocked calibrated meter.
Above-mentioned a kind of pointer pressure based on hydraulic system verification platform in batches, is characterized in that: structure and size that multiple described instrument are rapped mechanism are all identical; Described instrument raps that mechanism comprises the liftable pole, the horizon bar that is arranged on liftable pole top that are arranged on levels operation platform, is arranged on retaining collar on horizon bar, the hollow stem of coaxial package in retaining collar, coaxial package in hollow stem and can move left and right knock bar and drive described in knock the driving mechanism that bar moves left and right, described horizon bar from top to bottom tilts gradually to the right, the xsect of described horizon bar is oval, and described retaining collar is fixedly mounted on the right upper portion of horizon bar; The described left end that knocks bar is connected with described drives structure and its right-hand member is provided with striking head; Described driving mechanism is arranged on hollow stem left side, and described liftable pole is vertically to laying.
Above-mentioned a kind of pointer pressure based on hydraulic system verification platform in batches, is characterized in that: described driving mechanism is electromagnetic driver, described in knock bar and be coaxially connected with the actuating arm of electromagnetic driver.
Above-mentioned a kind of pointer pressure based on hydraulic system verification platform in batches, is characterized in that: described liftable pole is cylindrical bar, described cylindrical bar top is set with a circular buckle closure, and described horizon bar is fixedly mounted on round button and covers; The bottom sections of described cylindrical bar, for being provided with externally threaded thread segment, is installed with the horizontal nut being used in combination with described thread segment on described levels operation platform, have the threaded hole passing for described thread segment on described levels operation platform.
Above-mentioned a kind of pointer pressure based on hydraulic system verification platform in batches, it is characterized in that: also comprise the regulator overpressure of described horizontal checkout pipe being adjusted accordingly by controlling described pressue device, described pressue device and described horizontal checkout pipe join, and described pressue device is controlled by described regulator; Described hydraulic system comprises the fluid pressure line joining with described horizontal checkout pipe and is arranged on hydraulic pump and the hydraulic control valve on fluid pressure line; Described hydraulic control valve is hand valve or motorized valve, and described regulator should be the regulating hand wheel of pressure being arranged on described hand valve or the voltage regulator controllers joining with described motorized valve mutually.
Above-mentioned a kind of pointer pressure based on hydraulic system verification platform in batches, is characterized in that: multiple described instrument rap mechanism and multiple described erection joint is all laid on same level straight line.
The utility model compared with prior art has the following advantages:
1, simple in structure, install and lay convenient and input cost is lower.
2, use easy and simple to handlely, horizontal checkout overpressure is easy to adjust.
3, standard scale is that digital display manometer and its are positioned at multiple calibrated meters left side, thereby can be easy and intuitively multiple calibrated meters are carried out to verification.
4, the instrument adopting rap simple, the reasonable in design and processing and fabricating of mechanism structure and use easy and simple to handle, result of use good, can automatically to multiple, by check meter, be rapped, and the dynamics of knocking is easy to control, easy maintenance, can effectively solve that the labour intensity that the existing manually mode of knocking exists is high, calibrating efficiency is low, the dynamics of knocking is difficult to hold, can not realize instrument and synchronously multiple instrument are knocked respectively etc. to problem during verification in batches.
5, result of use is good and widely applicable, for the batch verification of pointer pressure provides a verification platform, and can carry out erection joint easy, Fast Installation for tested multiple pointer pressures provide, thereby increased substantially the verification efficiency of pointer pressure, and can effectively promote and be suitable for to the batch verification process of all pointer instruments.
In sum, the utility model simple in structure, reasonable in design and use easy and simple to handle, result of use good, standard scale and calibrated meter simple installation, fast, can effectively improve the verification efficiency of pointer pressure.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the use state reference map that the utility model instrument is rapped mechanism.
Description of reference numerals:
1-levels operation platform; 2-calibrated meter; 3-erection joint;
4-clothes closet; 5-digital display manometer; 6-instrument is rapped mechanism;
6-1-liftable pole; 6-2-horizon bar; 6-3-retaining collar;
6-4-hollow stem; 6-5-striking head; 6-6-circular ring;
6-7-electromagnetic driver; 6-8-circular buckle closure; 6-9-horizontal nut;
7-vertical baffle plate; 8-stop valve.
Embodiment
As shown in Figure 1, the utility model comprises clothes closet 4, be arranged on levels operation platform 1 on clothes closet 4, multiple erection joint 3, multiple instrument of respectively multiple described calibrated meters 2 being knocked of installing for a standard scale and multiple calibrated meter 2 respectively rapped mechanism 6, be arranged on horizontal checkout pipe in clothes closet 4 and to the hydraulic system of pressurizeing in described horizontal checkout pipe, multiple described instrument are rapped mechanism 6 and are installed on levels operation platform 1, and described horizontal checkout pipe and described hydraulic system are joined; Multiple described instrument are rapped mechanism 6 and are N with the quantity of multiple described calibrated meters 2, and the quantity of multiple described erection joints 3 is N+1, and wherein N is positive integer and N >=3.Multiple described erection joints 3 are all vertically to laying, and multiple described erection joints 3 are laid on same level straight line from left to right.Described standard scale is digital display manometer 5, and described calibrated meter 2 is pointer pressure, and multiple described calibrated meters 2 are the tensimeter of same model.In described clothes closet 4, be provided with the many branch testing pipes that are installed on described horizontal checkout pipe, the quantity of many described branch testing pipes is identical with the quantity of multiple described erection joints 3, many described branch testing Guan Jun be vertically to lay and its be laid in respectively multiple described erection joints 3 under, the bottom of many described branch testing pipes is all fixedly mounted on described horizontal checkout pipe, multiple described erection joints 3 are arranged on respectively many described branch testing pipe tops, many described branch testing Guan Shangjun are provided with a stop valve 8, on described levels operation platform 1, have multiple jiont treatment mouths of installing for multiple described erection joints 3 respectively and multiple valve installation mouth of installing for multiple described stop valves 8 respectively.Spacing between adjacent two the described erection joints 3 in left and right is 50cm～100cm.
In the present embodiment, multiple described erection joints 3 are even laying.
In the present embodiment, multiple described stop valves 8 lay respectively at the dead ahead of multiple described calibrated meters 2.
In the present embodiment, be provided with the wall that exterior color is single color on described levels operation platform 1, described wall is the vertical baffle plate 7 that is fixedly mounted on levels operation platform 1 rear side.
In the present embodiment, multiple described instrument are rapped mechanism 6 and are all laid in from left to right on same level straight line.
During actual use, the erection joint 3 that is positioned at the leftmost side in multiple described erection joints 3 is left side joint, and described digital display manometer 5 is arranged on the joint of described left side.Between adjacent two the described erection joints 3 in left and right, an instrument is all installed and raps mechanism 6, multiple described instrument are rapped mechanism 6 and are all laid in the left side of knocked calibrated meter 2.In the present embodiment, multiple described instrument rap mechanism 6 and multiple described erection joint 3 is all laid on same level straight line.
In the present embodiment, structure and size that multiple described instrument are rapped mechanism 6 are all identical.
As shown in Figure 2, described instrument is rapped mechanism 6 and is comprised the liftable pole 6-1 being arranged on levels operation platform 1, be arranged on the horizon bar 6-2 at liftable pole 6-1 top, be arranged on the retaining collar 6-3 on horizon bar 6-2, the hollow stem 6-4 of coaxial package in retaining collar 6-3, coaxial package in hollow stem 6-4 and can move left and right knock bar and drive described in knock the driving mechanism that bar moves left and right, described horizon bar 6-2 from top to bottom tilts gradually to the right, the xsect of described horizon bar 6-2 is oval, described retaining collar 6-3 is fixedly mounted on the right upper portion of horizon bar 6-2.The described left end that knocks bar is connected with described drives structure and its right-hand member is provided with striking head 6-5.Described driving mechanism is arranged on hollow stem 6-4 left side, and described liftable pole 6-1 is vertically to laying.
In the present embodiment, described driving mechanism is electromagnetic driver 6-7, described in knock bar and be coaxially connected with the actuating arm of electromagnetic driver 6-7.During actual use, also can adopt the drive unit of other type.
In the present embodiment, described liftable pole 6-1 is cylindrical bar, and described cylindrical bar top is set with a circular buckle closure 6-8, and described horizon bar 6-2 is fixedly mounted on circular buckle closure 6-8; The bottom sections of described cylindrical bar, for being provided with externally threaded thread segment, is installed with the horizontal nut 6-9 being used in combination with described thread segment on described levels operation platform 1, have the threaded hole passing for described thread segment on described levels operation platform 1.
Meanwhile, described instrument is rapped mechanism 6 and is also comprised the circular ring 6-6 of coaxial package at hollow stem 6-4 right-hand member.
Meanwhile, the utility model also comprises the regulator overpressure of described horizontal checkout pipe being adjusted accordingly by controlling described pressue device, and described pressue device and described horizontal checkout pipe join, and described pressue device is controlled by described regulator; Described hydraulic system comprises the fluid pressure line joining with described horizontal checkout pipe and is arranged on hydraulic pump and the hydraulic control valve on fluid pressure line; Described hydraulic control valve is hand valve or motorized valve, and described regulator should be the regulating hand wheel of pressure being arranged on described hand valve or the voltage regulator controllers joining with described motorized valve mutually.
In the present embodiment, described horizontal checkout pipe is stainless steel pipes.
During actual use, N=4～8.In the present embodiment, N=6.While specifically carrying out verification, can according to actual needs, the spacing size between two described erection joints 3 adjacent with left and right of the value size of N be adjusted accordingly.
The above; it is only preferred embodiment of the present utility model; not the utility model is imposed any restrictions; every any simple modification of above embodiment being done according to the utility model technical spirit, change and equivalent structure change, and all still belong in the protection domain of technical solutions of the utility model.
Claims (10)
1. the pointer pressure based on hydraulic system verification platform in batches, it is characterized in that: comprise clothes closet (4), be arranged on the levels operation platform (1) on clothes closet (4), multiple erection joints (3) that supply respectively a standard scale and multiple calibrated meter (2) to install, multiple instrument of respectively multiple described calibrated meters (2) being knocked are rapped mechanism (6), be arranged on horizontal checkout pipe in clothes closet (4) and to the hydraulic system of pressurizeing in described horizontal checkout pipe, multiple described instrument are rapped mechanism (6) and are installed on levels operation platform (1), described horizontal checkout pipe and described hydraulic system are joined, multiple described instrument are rapped mechanism (6) and are N with the quantity of multiple described calibrated meters (2), and the quantity of multiple described erection joints (3) is N+1, and wherein N is positive integer and N >=3, multiple described erection joints (3) are all vertically to laying, and multiple described erection joints (3) are laid on same level straight line from left to right, described standard scale is digital display manometer (5), and described calibrated meter (2) is pointer pressure, and multiple described calibrated meters (2) are the tensimeter of same model, in described clothes closet (4), be provided with the many branch testing pipes that are installed on described horizontal checkout pipe, the quantity of many described branch testing pipes is identical with the quantity of multiple described erection joints (3), many described branch testing Guan Jun be vertically to lay and its be laid in respectively multiple described erection joints (3) under, the bottom of many described branch testing pipes is all fixedly mounted on described horizontal checkout pipe, multiple described erection joints (3) are arranged on respectively many described branch testing pipe tops, many described branch testing Guan Shangjun are provided with a stop valve (8), on described levels operation platform (1), have multiple jiont treatment mouth and multiple valve installation mouths that supply respectively multiple described stop valves (8) to install that supply respectively multiple described erection joints (3) to install, spacing between adjacent two the described erection joints in left and right (3) is 50cm～100cm.
2. according to a kind of pointer pressure based on hydraulic system claimed in claim 1 verification platform in batches, it is characterized in that: on described levels operation platform (1), be provided with the wall that exterior color is single color, described wall is for being fixedly mounted on the vertical baffle plate (7) of levels operation platform (1) rear side.
3. according to a kind of pointer pressure based on the hydraulic system verification platform in batches described in claim 1 or 2, it is characterized in that: multiple described instrument are rapped mechanism (6) and are all laid in from left to right on same level straight line.
4. according to a kind of pointer pressure based on hydraulic system claimed in claim 3 verification platform in batches, it is characterized in that: the erection joint (3) that is positioned at the leftmost side in multiple described erection joints (3) is left side joint, and described digital display manometer (5) is arranged on the joint of described left side.
5. according to a kind of pointer pressure based on hydraulic system claimed in claim 4 verification platform in batches, it is characterized in that: an instrument is all installed between adjacent two the described erection joints in left and right (3) and raps mechanism (6), multiple described instrument are rapped mechanism (6) and be all laid in the left side of knocked calibrated meter (2).
6. according to a kind of pointer pressure based on hydraulic system claimed in claim 5 verification platform in batches, it is characterized in that: structure and size that multiple described instrument are rapped mechanism (6) are all identical, described instrument is rapped mechanism (6) and is comprised the liftable pole (6-1) being arranged on levels operation platform (1), be arranged on the horizon bar (6-2) at liftable pole (6-1) top, be arranged on the retaining collar (6-3) on horizon bar (6-2), the hollow stem (6-4) of coaxial package in retaining collar (6-3), coaxial package in hollow stem (6-4) and can move left and right knock bar and drive described in knock the driving mechanism that bar moves left and right, described horizon bar (6-2) from top to bottom tilts gradually to the right, the xsect of described horizon bar (6-2) is oval, described retaining collar (6-3) is fixedly mounted on the right upper portion of horizon bar (6-2), the described left end that knocks bar is connected with described drives structure and its right-hand member is provided with striking head (6-5), described driving mechanism is arranged on hollow stem (6-4) left side, and described liftable pole (6-1) is vertically to laying.
7. according to a kind of pointer pressure based on hydraulic system claimed in claim 6 verification platform in batches, it is characterized in that: described driving mechanism is electromagnetic driver (6-7), described in knock bar and be coaxially connected with the actuating arm of electromagnetic driver (6-7).
8. according to a kind of pointer pressure based on hydraulic system claimed in claim 6 verification platform in batches, it is characterized in that: described liftable pole (6-1) is cylindrical bar, described cylindrical bar top is set with a circular buckle closure (6-8), and described horizon bar (6-2) is fixedly mounted on circular buckle closure (6-8); The bottom sections of described cylindrical bar is for being provided with externally threaded thread segment, on described levels operation platform (1), be installed with the horizontal nut (6-9) being used in combination with described thread segment, on described levels operation platform (1), have the threaded hole passing for described thread segment.
9. according to a kind of pointer pressure based on the hydraulic system verification platform in batches described in claim 1 or 2, it is characterized in that: also comprise the regulator overpressure of described horizontal checkout pipe being adjusted accordingly by controlling described pressue device, described pressue device and described horizontal checkout pipe join, and described pressue device is controlled by described regulator; Described hydraulic system comprises the fluid pressure line joining with described horizontal checkout pipe and is arranged on hydraulic pump and the hydraulic control valve on fluid pressure line; Described hydraulic control valve is hand valve or motorized valve, and described regulator should be the regulating hand wheel of pressure being arranged on described hand valve or the voltage regulator controllers joining with described motorized valve mutually.
10. according to a kind of pointer pressure based on hydraulic system claimed in claim 5 verification platform in batches, it is characterized in that: multiple described instrument rap mechanism (6) and multiple described erection joint (3) is all laid on same level straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320785213.0U CN203587281U (en) | 2013-11-30 | 2013-11-30 | Pointer type pressure gage batch calibration platform based on hydraulic system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320785213.0U CN203587281U (en) | 2013-11-30 | 2013-11-30 | Pointer type pressure gage batch calibration platform based on hydraulic system |
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| CN203587281U true CN203587281U (en) | 2014-05-07 |
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| CN201320785213.0U Expired - Fee Related CN203587281U (en) | 2013-11-30 | 2013-11-30 | Pointer type pressure gage batch calibration platform based on hydraulic system |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104458122A (en) * | 2014-12-19 | 2015-03-25 | 苏州莱测检测科技有限公司 | Pressure sensor self-inspection device |
| CN105092151A (en) * | 2015-06-23 | 2015-11-25 | 南车戚墅堰机车有限公司 | Pneumatic instrument detection table |
| CN105222952A (en) * | 2015-10-13 | 2016-01-06 | 彭景吉 | A kind of high-precision pressure gauge calibrating instrument digital control system |
| CN107727313A (en) * | 2017-10-13 | 2018-02-23 | 郑显锋 | Automate pressure transmitter batch measurements verification system and method |
| CN107764479A (en) * | 2017-10-13 | 2018-03-06 | 郑显锋 | A kind of precision pressure gauge batch measurements verification system and method |
| CN107796561A (en) * | 2017-10-13 | 2018-03-13 | 郑显锋 | Pressure gauge batch measurements verification system and method |
| CN108151960A (en) * | 2018-03-19 | 2018-06-12 | 浙江大学台州研究院 | A kind of tapping device automatically examined and determine for pointer pressure |
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2013
- 2013-11-30 CN CN201320785213.0U patent/CN203587281U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104458122A (en) * | 2014-12-19 | 2015-03-25 | 苏州莱测检测科技有限公司 | Pressure sensor self-inspection device |
| CN105092151A (en) * | 2015-06-23 | 2015-11-25 | 南车戚墅堰机车有限公司 | Pneumatic instrument detection table |
| CN105222952A (en) * | 2015-10-13 | 2016-01-06 | 彭景吉 | A kind of high-precision pressure gauge calibrating instrument digital control system |
| CN105222952B (en) * | 2015-10-13 | 2018-12-18 | 贵州安健环管理咨询有限公司 | A kind of high-precision pressure gauge calibrating instrument digital control system |
| CN107727313A (en) * | 2017-10-13 | 2018-02-23 | 郑显锋 | Automate pressure transmitter batch measurements verification system and method |
| CN107764479A (en) * | 2017-10-13 | 2018-03-06 | 郑显锋 | A kind of precision pressure gauge batch measurements verification system and method |
| CN107796561A (en) * | 2017-10-13 | 2018-03-13 | 郑显锋 | Pressure gauge batch measurements verification system and method |
| CN108151960A (en) * | 2018-03-19 | 2018-06-12 | 浙江大学台州研究院 | A kind of tapping device automatically examined and determine for pointer pressure |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140507 Termination date: 20181130 |
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