CN205642347U - Vertical pressure vessel strain hardening hoop strain measurement system - Google Patents
Vertical pressure vessel strain hardening hoop strain measurement system Download PDFInfo
- Publication number
- CN205642347U CN205642347U CN201520911948.2U CN201520911948U CN205642347U CN 205642347 U CN205642347 U CN 205642347U CN 201520911948 U CN201520911948 U CN 201520911948U CN 205642347 U CN205642347 U CN 205642347U
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- Prior art keywords
- pressure vessel
- wire rope
- steel wire
- vertical pressure
- vertical
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- 238000005482 strain hardening Methods 0.000 title claims abstract description 25
- 238000005259 measurement Methods 0.000 title abstract description 7
- 238000006073 displacement reaction Methods 0.000 claims abstract description 31
- 229910000831 Steel Inorganic materials 0.000 claims description 54
- 239000010959 steel Substances 0.000 claims description 54
- 239000000725 suspension Substances 0.000 claims description 9
- 238000003466 welding Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 11
- 238000005516 engineering process Methods 0.000 description 5
- 229910000963 austenitic stainless steel Inorganic materials 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005728 strengthening Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- WWYNJERNGUHSAO-XUDSTZEESA-N (+)-Norgestrel Chemical compound O=C1CC[C@@H]2[C@H]3CC[C@](CC)([C@](CC4)(O)C#C)[C@@H]4[C@@H]3CCC2=C1 WWYNJERNGUHSAO-XUDSTZEESA-N 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 208000031481 Pathologic Constriction Diseases 0.000 description 1
- 229910001566 austenite Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 210000001215 vagina Anatomy 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The utility model provides a vertical pressure vessel strain hardening hoop strain measurement system, relates to measurement technical field. This system includes wire rope, two stay cord displacement sensor, two pulleys, two heavy object spares, two fixing sleeve, two pillars. The utility model discloses an utilize ingeniously and turn into measure wire rope displacement volume in vertical direction with the pulley of installing on the pillar with the hoop strain of container strain hardening in -process around wire rope at vertical vessel to adopt this displacement volume of stay cord displacement sensor measurement. In addition, drop in order to prevent the vertical in -process wire rope that suppresses, the system has still set up the backing sheet. The utility model discloses a quick, accurate, automatic of vertical pressure vessel strain hardening hoop strain volume is measured, has solved pressure vessel in a vertical difficult problem of suppressing the easy landing of in -process measuring instrument, and this system no longer relies on artifical reading, has high efficiency, high accuracy, characteristics that the human cost is low.
Description
Technical field
This utility model relates to field of measuring technique, particularly a kind of vertical pressure vessel strain hardening ring
To strain measurement system.
Background technology
Along with the extensive application of the liquefied gas at low temp such as liquid nitrogen, liquid oxygen, LNG, austenitic stainless steel pressure
Force container demand is constantly increasing, and austenitic stainless steel material consumption increases the most day by day.Austenite
Rustless steel compliant material has relatively low yield tensile ratio, it is impossible to play material bearing capacity fully.And adopt
The yield strength of austenitic stainless steel can be increased substantially by strain hardening technology, material can be substantially reduced
Wall thickness, reduce production cost.
Strain hardening technology carries out superpressure process to austenitic stainless steel pressure vessels, it usually needs by force
Change pressurize under pressure to process, so that pressure vessel fully deforms.Pressure maintaining period needs measure,
Hoop strain at record container maximum distortion, and compare to relevant strain hardening standard.But,
The hoop strain of the overwhelming majority at present is by being wound around rustless steel tape measure or patch foil gauge on cylinder
Mode is measured.Winding tape measure method is due to the artificial reading of needs, and naked eyes recording error is big；And for vertical
The pressure vessel that formula is suppressed, due to action of gravity, rustless steel tape measure is difficult to fix, and holds during suppressing
Device causes landing phenomenon.Although foil gauge measurement method can accomplish that automatization accurately measures, but use cost
Higher.
Utility model content
The purpose of this utility model is the defect for above-mentioned prior art and deficiency, it is provided that a kind of energy essence
The most automatically technology and the method for vertical pressure vessel strain hardening hoop strain, are measured real-time.
This utility model be the technical scheme is that a kind of vertical pressure vessel strain hardening ring of offer
Measuring system to strain rate, including the steel wire rope around vertical pressure vessel, steel wire rope two end movement passes
Sensor, two pulleys, two heavy objects.
Steel wire rope is around vertical pressure vessel horizontal circle circle Monday, and steel wire rope is around vertical pressure vessel
Horizontal circle stretches out after circle Monday on same level straight line, the straight line that steel wire rope horizontally outward extends
Tangent with the horizontal circle week of container, after steel wire rope horizontally outward extends, warp is become vertically downward from pulley,
The two ends of steel wire rope hang with heavy object respectively, and the lower end of heavy object hangs with displacement transducer respectively.
Two pulleys are supported fixing respectively by pulley pillar, and described heavy object is cylinder, at cylinder
The outside of body is provided with fixing sleeve, and fixing sleeve is fixed on pulley pillar, and heavy object can be at fixed cover
In cylinder, vertical non-resistance moves up and down.
Additionally this device also includes multiple support chip preventing steel wire rope landing, and support chip is dispersed solid
It is scheduled on the horizontal circumference in vertical pressure vessel surface.
Heavy object upper end is with semicircle suspension ring, and lower end is with hex bolts；Wherein semicircle suspension ring are conveniently to connect
Connect steel wire rope, and hex bolts is for connecting the rustless steel pull head of displacement transducer.
Steel wire rope is centered around on vertical pressure vessel, and the two ends of steel wire rope are each passed through heavy object upper end semicircle
Suspension ring, and fixed by the U-shaped chuck of rustless steel.
Fixing sleeve uses the form of welding to be fixed on pulley pillar, and the length of sleeve vertical direction is more than
Displacement sensor for pull rope stroke during strain hardening, it is therefore an objective to make heavy object only at Vertical Square
To motion, thus improve the measuring precision.
Described steel wire rope two ends connect the top fixing point of heavy object respectively, and described pulley passes through pulley yoke
Being welded on pillar, described fixing barrel casing is welded on the pillar at two ends, described displacement sensor for pull rope
Being fixed on pillar, the bottom of heavy object is welded with screw, is used for connecting displacement sensor for pull rope stay cord end
Screw thread pull head, described steel wire rope support chip is fixed on Surface Pressure Vessel by the form of spot welding, and
Multiple support chips have same axial height.Described heavy object is the steel being centered around on vertical pressure vessel
Cord provides pretightning force so that steel wire rope is in tight state all the time.
This utility model utilizes the steel wire rope being centered around vertical vessel and the cunning being arranged on pillar dexterously
Hoop strain during container strain strengthening is converted into the displacement in vertical direction of the measuring steel wire rope by wheel
Amount, and use displacement sensor for pull rope to measure this displacement.Additionally, in order to prevent from vertical suppressing process
Middle steel wire rope comes off, and system is also provided with support chip.This utility model achieves vertical pressure vessel should
Become quick, accurate, the automatic measurement of strengthening hoop dependent variable, solve pressure vessel and beat vertical
A difficult problem for the easy landing of measuring appliance during pressure, this system eliminates the reliance on artificial reading, have high efficiency,
In high precision, the feature that human cost is low.
Compared with current technology, the utility model has the advantage of:
1, this utility model utilizes dexterously and is centered around the steel wire rope of vertical vessel and is arranged on pillar
Hoop strain during container strain strengthening is converted into the measuring steel wire rope position in vertical direction by pulley
Shifting amount, and use displacement sensor for pull rope to measure this displacement.The displacement data warp of displacement transducer
Cross the A/D module of PLC, the collection of upper computer software and process, can measure vertical in real time, rapidly
The hoop strain of pressure vessel strain hardening.Thus stopped the error of manual measurement reading, improve
Measure efficiency and precision.
2, by the support chip being fixed on pressure vessel, steel wire rope is overcome during strain hardening
Owing to caducous shortcoming is held in action of gravity, it is ensured that pressure vessel is at vertical strain hardening process medium ring
The accuracy measured to strain rate.
3, simple and practical, applied widely, easy for installation, operate simple, reusable.
Accompanying drawing explanation
Fig. 1 is easy structure schematic diagram of the present utility model.
The schematic diagram of Fig. 2 steel wire rope support chip
Fig. 3 is the schematic diagram of heavy object
In figure, 1-vertical pressure vessel, 2-support chip, 3-pulley, 4-steel wire rope, 5-pulley pillar,
6-heavy object, 7-fixes sleeve, 8-sensor stay cord, 9-displacement sensor for pull rope, 10-prop liner,
11-container support seat.
Detailed description of the invention
Below in conjunction with embodiment, this device is described further, but this utility model is not limited to following
Embodiment.
Embodiment 1
Measure system as Fig. 1 is shown as a kind of vertical pressure vessel strain hardening hoop strain, including around
The steel wire rope 4 of vertical pressure vessel 1 girth, displacement sensor for pull rope 9, two pulleys 3, pulley props up
Post 5, prop liner 10, two heavy objects 6, it is ensured that two fixing sleeves of heavy object 6 vertical movement
7, additionally include multiple support chip 2 preventing steel wire rope 4 landing.
As in figure 2 it is shown, steel wire rope support chip 2 mode of spot welding is vertically fixed on vertical pressure vessel
At the shell ring maximum distortion of 1；Multiple support chips 2 are in same level, and around at maximum distortion
Even circumferential is distributed.Its objective is to prevent steel wire rope 4 landing under gravity, thus affect survey
Amount result.
As it is shown on figure 3, heavy object 6 upper end is with semicircle suspension ring, lower end is with hex bolts.Wherein
Semicircle suspension ring are to facilitate connecting steel wire ropes 4, and hex bolts is for connecting displacement sensor for pull rope 9 not
Rust steel pull head.
Steel wire rope 4 is centered around on vertical pressure vessel 1, and the two ends of steel wire rope 4 are each passed through both sides weight
Object 6 upper end semicircle suspension ring, and fixed by the U-shaped chuck of rustless steel.
Fixing sleeve 7 uses the form of welding to be fixed on pulley pillar 5, and the length of sleeve 7 is more than
The displacement sensor for pull rope 9 stroke during strain hardening, it is therefore an objective to heavy object 6 is only being hung down
Nogata is to motion, thus improves the measuring precision.
This system is utilized can quick and precisely to measure vertical pressure vessel strain hardening hoop strain rate, specifically
Step is as follows:
(1) according to system position, support chip 2, pulley pillar 5, fixing sleeve 7, stretching displacement are installed
Sensor 9.
(2) by steel wire rope 4 around vertical pressure vessel to be measured 2 one weeks, steel wire rope 4 two ends hang heavy object respectively
6, utilize the gravity of heavy object 6 to make steel wire rope 4 be in tight state；Heavy object is put into fixed cover
In cylinder 7, it is ensured that heavy object 6 only produces displacement in vertical direction；Spiral shell by stretching displacement sensor 9
Stricture of vagina pull head is connected with the hex bolts bottom heavy object 6.
(3) vertical pressure vessel 2 to be measured is carried out water filling pressurized treatments so that vertical pressure vessel 2 according to
Relevant criterion requires to produce plastic deformation, records steel wire rope 4 displacement data with stretching displacement sensor 9,
Processed by host computer data and obtain the hoop strain of vertical pressure vessel 2 to be measured, wherein hoop strain=
The original perimeter of the total displacement amount/vertical pressure vessel 2 of stretching displacement sensor 9.
The above is only in order to illustrate the technical solution of the utility model, rather than is limited.Right
Technical characteristic described in the technical program can simply be revised and replace, but its essence does not take off
From spirit and scope of the present utility model.
Claims (6)
1. a vertical pressure vessel strain hardening hoop strain rate measures system, it is characterised in that include the steel wire rope around vertical pressure vessel, steel wire rope two ends displacement transducer, two pulleys, two heavy objects；
Steel wire rope is around vertical pressure vessel horizontal circle circle Monday, and steel wire rope stretches out after circle around vertical pressure vessel horizontal circle Monday on same level straight line, the straight line that steel wire rope horizontally outward extends is tangent with the horizontal circle week of container, after steel wire rope horizontally outward extends, warp is become vertically downward from pulley, the two ends of steel wire rope hang with heavy object respectively, and the lower end of heavy object hangs with displacement transducer respectively.
2. measure system according to a kind of vertical pressure vessel strain hardening hoop strain rate of claim 1, it is characterized in that, two pulleys are supported fixing respectively by pulley pillar, described heavy object is cylinder, it is provided with fixing sleeve in cylindrical outside, fixing sleeve is fixed on pulley pillar, and heavy object can move up and down by vertical non-resistance in fixing sleeve.
3. measure system according to a kind of vertical pressure vessel strain hardening hoop strain rate of claim 1, it is characterised in that also including multiple support chip preventing steel wire rope landing, support chip is dispersed to be fixed on the horizontal circumference in vertical pressure vessel surface.
4. measure system according to a kind of vertical pressure vessel strain hardening hoop strain rate of claim 1, it is characterised in that heavy object upper end is used for facilitating connecting steel wire ropes with semicircle suspension ring, semicircle suspension ring；Heavy object lower end is with hex bolts, and hex bolts is for connecting the rustless steel pull head on displacement transducer.
5. measure system according to a kind of vertical pressure vessel strain hardening hoop strain rate of claim 4, it is characterized in that, steel wire rope is centered around on vertical pressure vessel, and the two ends of steel wire rope are each passed through heavy object upper end semicircle suspension ring, and are fixed by the U-shaped chuck of rustless steel.
6. measure system according to a kind of vertical pressure vessel strain hardening hoop strain rate of claim 1, it is characterized in that, fixing sleeve uses the form of welding to be fixed on pulley pillar, and the length of sleeve vertical direction is more than displacement sensor for pull rope stroke during strain hardening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520911948.2U CN205642347U (en) | 2015-11-16 | 2015-11-16 | Vertical pressure vessel strain hardening hoop strain measurement system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520911948.2U CN205642347U (en) | 2015-11-16 | 2015-11-16 | Vertical pressure vessel strain hardening hoop strain measurement system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205642347U true CN205642347U (en) | 2016-10-12 |
Family
ID=57078987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520911948.2U Expired - Fee Related CN205642347U (en) | 2015-11-16 | 2015-11-16 | Vertical pressure vessel strain hardening hoop strain measurement system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205642347U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108168775A (en) * | 2017-12-28 | 2018-06-15 | 广州引航者信息科技有限公司 | A kind of force sensing resistance tester |
| CN111366471A (en) * | 2020-03-26 | 2020-07-03 | 标新科技（北京）有限公司 | Data acquisition system |
| CN111780708A (en) * | 2020-06-06 | 2020-10-16 | 河南交院工程技术有限公司 | Strain gauge |
| CN111780707A (en) * | 2020-06-06 | 2020-10-16 | 河南交院工程技术有限公司 | Strain measuring device |
| CN111780792A (en) * | 2020-06-06 | 2020-10-16 | 河南交院工程技术有限公司 | Method for mounting measuring piece for bridge detection |
| CN111964639A (en) * | 2020-07-08 | 2020-11-20 | 中国电力科学研究院有限公司 | Radial deformation measuring device of disc type suspension insulator steel foot |
| CN114486514A (en) * | 2021-12-10 | 2022-05-13 | 中船澄西(泰州)装备科技有限公司 | Strain strengthening detection device for low-temperature liquid tank container barrel |
| CN116008086A (en) * | 2022-12-30 | 2023-04-25 | 河南省锅炉压力容器安全检测研究院 | Movable pressure vessel pressure-resistant test stand and test method thereof |
-
2015
- 2015-11-16 CN CN201520911948.2U patent/CN205642347U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108168775B (en) * | 2017-12-28 | 2020-06-12 | 马卫富 | Force sensitive resistance tester |
| CN108168775A (en) * | 2017-12-28 | 2018-06-15 | 广州引航者信息科技有限公司 | A kind of force sensing resistance tester |
| CN111366471A (en) * | 2020-03-26 | 2020-07-03 | 标新科技（北京）有限公司 | Data acquisition system |
| CN111780707B (en) * | 2020-06-06 | 2021-12-14 | 河南交院工程技术集团有限公司 | Strain measuring device |
| CN111780708A (en) * | 2020-06-06 | 2020-10-16 | 河南交院工程技术有限公司 | Strain gauge |
| CN111780707A (en) * | 2020-06-06 | 2020-10-16 | 河南交院工程技术有限公司 | Strain measuring device |
| CN111780792A (en) * | 2020-06-06 | 2020-10-16 | 河南交院工程技术有限公司 | Method for mounting measuring piece for bridge detection |
| CN111780708B (en) * | 2020-06-06 | 2021-12-14 | 河南交院工程技术集团有限公司 | Strain gauge |
| CN111964639A (en) * | 2020-07-08 | 2020-11-20 | 中国电力科学研究院有限公司 | Radial deformation measuring device of disc type suspension insulator steel foot |
| CN114486514A (en) * | 2021-12-10 | 2022-05-13 | 中船澄西(泰州)装备科技有限公司 | Strain strengthening detection device for low-temperature liquid tank container barrel |
| CN114486514B (en) * | 2021-12-10 | 2024-05-14 | 中船澄西(泰州)装备科技有限公司 | Strain strengthening detection device for low-temperature liquid tank container cylinder |
| CN116008086A (en) * | 2022-12-30 | 2023-04-25 | 河南省锅炉压力容器安全检测研究院 | Movable pressure vessel pressure-resistant test stand and test method thereof |
| CN116008086B (en) * | 2022-12-30 | 2023-09-22 | 河南省锅炉压力容器安全检测研究院 | Movable pressure vessel pressure-resistant test stand and test method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161012 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |