CN107991440B - Nondestructive testing rotating device for petroleum storage tank - Google Patents
Nondestructive testing rotating device for petroleum storage tank Download PDFInfo
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- CN107991440B CN107991440B CN201711271278.2A CN201711271278A CN107991440B CN 107991440 B CN107991440 B CN 107991440B CN 201711271278 A CN201711271278 A CN 201711271278A CN 107991440 B CN107991440 B CN 107991440B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/02—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness
- G01B21/08—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness for measuring thickness
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Abstract
The invention discloses a non-destructive testing and rotating device for an oil storage tank, which supports the storage tank through double shafts, fits a detector and the surface of the storage tank through a plurality of air bags and supporting springs, then leads a lead screw and a driving roller to rotate to form a continuous spiral non-destructive testing and rotating device for the surface of the storage tank, and is characterized in that two bases are respectively arranged at two ends of a connecting shaft and are parallel to each other, the connecting shaft is a hollow shaft, mounting holes are arranged at two ends of the bases and correspond to the mounting holes on the two bases, two ends of the connecting shaft are respectively arranged in the mounting holes correspondingly, the bases are made of nodular cast iron through sand casting, an auxiliary supporting roller is sleeved on the connecting shaft, the air bags are equidistantly arranged on the auxiliary supporting roller, a plurality of communicating holes are arranged on the auxiliary supporting roller, the communicating holes communicate the air bags with the connecting shaft, and a, two ends of the driving roller are opposite to the mounting holes on the other end of the base.
Description
Technical Field
The invention discloses a nondestructive testing and rotating device for a petroleum storage tank, relates to a device for turning and moving the petroleum storage tank in the testing process of the petroleum storage tank, and belongs to the field of petroleum transportation. In particular to a rotating device which supports a storage tank through a double shaft, fits a detector and the surface of the storage tank through the matching of a plurality of air bags and supporting springs, and then rotates a lead screw and a driving roller to form continuous spiral nondestructive detection on the surface of the storage tank.
Background
At present, before the oil storage tank is used, nondestructive detection is needed, a nondestructive detector is used for detecting welding seams, wall thicknesses and the like of the storage tank, but because the storage tank is large in size, the storage tank is difficult to roll, safety accidents are easy to occur, when the detection is carried out, the welding seams are continuously detected, sampling point detection is carried out on the wall thicknesses, the detection is incomplete, detection blind areas exist, the existing storage tank is moved by hanging the storage tank on a bracket through a lifting appliance, the sampling point detection is carried out on detectable areas firstly, then the storage tank is adjusted, the sampling point detection is carried out in sequence, the time for detecting one tank body every time is about 3-4 hours, most of the time is wasted on the work of turning over the storage tank, the sampling points are discontinuous, the integral condition cannot be reflected, and a driving device is also arranged on the bracket, the storage tank is driven to rotate by the driving device, but in the rotating process, due to the fact that the storage tank is different in diameter and limited in contact with the driving device, power transmission is discontinuous, oil stain rust exists on the surface of the storage tank, pollution is caused to the detection head when nondestructive detection is carried out, the detection head cannot be completely attached to the surface of the storage tank, accuracy of detection data is affected, and misjudgment is prone to occurring;
publication number CN105784850A discloses a welding seam detection scanning frame, scanning frame group and scanning device, which is characterized in that: the welding line detection scanning frame comprises a tensioning buckle component, a connecting component, an encoder support, a probe fixing mechanism and a tensioning buckle fixing support which are sequentially connected from head to tail, and can form a ring after the tensioning buckle component and the tensioning buckle fixing support are connected and fixed.
Disclosure of Invention
In order to improve the situation, the invention provides a non-destructive testing rotating device for an oil storage tank, which supports the storage tank through double shafts, fits a detector and the surface of the storage tank through the matching of a plurality of airbags and supporting springs, and then rotates a lead screw and a driving roller to form continuous spiral non-destructive testing on the surface of the storage tank.
The invention relates to a nondestructive testing rotating device for a petroleum storage tank, which is realized by the following steps: the invention relates to a nondestructive testing rotating device of an oil storage tank, which consists of a supporting device and a translation device, wherein the supporting device consists of a cleaning scraper blade, a riding wheel, a driving roller, a driving wheel, bases, an air pipe, a connecting shaft, an auxiliary supporting roller and an air bag, the two bases are respectively arranged at the two ends of the connecting shaft and are parallel to each other, the connecting shaft is a hollow shaft, the two ends of each base are provided with mounting holes, the mounting holes on the two bases are corresponding, the two ends of the connecting shaft are respectively and correspondingly arranged in the mounting holes, the bases are made of nodular cast iron through sand casting, the auxiliary supporting roller is sleeved on the connecting shaft, the air bags are equidistantly arranged on the auxiliary supporting roller, the auxiliary supporting roller is provided with a plurality of communication holes, the air bag is communicated with the connecting shaft, the air pipe is arranged on, the driving roller is equidistantly provided with a plurality of riding wheels, the riding wheels correspond to the air bags, a plurality of cleaning scrapers are arranged on the riding wheels at equal angles, the cleaning scrapers are made of elastic plastic plates, the driving wheel is arranged at one end of the driving roller and positioned outside the base, the translation device consists of a driving motor, a mounting plate, a driving belt, guide rods, bearings, a screw sleeve, a supporting spring and a lead screw, the bearings are arranged in the middle of the base and lower than the mounting hole, two ends of the lead screw are respectively and correspondingly arranged in inner rings of the bearings and parallel to the connecting shaft, the driving motor is arranged on one base and connected with one section of the lead screw, the driving belt penetrates through the other end of the lead screw and the transmission wheel, the guide rods are arranged between the base and under the lead screw, the mounting plate is sleeved on the lead screw and the guide rods, the screw sleeve is positioned between the lead screw and the mounting plate, the upper, a supporting circular plate is arranged on the supporting spring;
when the nondestructive testing device is used, the nondestructive testing device is placed on the mounting plate, the heights of the four supporting springs are consistent, then the air bag is inflated through the vent pipe, the distance between the outer ring of the air bag and the outer ring of the riding wheel is reduced, then the storage tank is placed between the air bag and the riding wheel, the storage tank is suspended above the mounting plate, then the vent pipe is used for outward deflation, so that the air bag is contracted, the distance between the outer ring of the air bag and the outer ring of the riding wheel is increased, the storage tank gradually moves downwards, after the storage tank is contacted with the nondestructive testing device, the inclination of the nondestructive testing device is adjusted through the supporting springs, so that the nondestructive testing device is attached to the surface of the storage tank, then the driving motor is started, the driving motor drives the screw rod to rotate, so that the mounting plate moves along the screw rod, meanwhile, the, the cleaning scraper on the surface of the riding wheel is contacted with the storage tank and is extruded and deformed, then the cleaning scraper is restored to impact the storage tank, the storage tank is vibrated to drop rusts on the surface, the storage tank rotates step by step and the fixed plate moves along the lead screw to enable the fixed plate and the surface of the storage tank to form relative motion of a spiral line path, the surface of the storage tank is detected, after the fixed plate is translated to one end of the lead screw, the driving motor rotates reversely, the fixed plate moves reversely, the driving roller is driven to rotate reversely through the driving belt, the storage tank is made to find rotation, reverse spiral detection is carried out along the spiral line, rechecking is carried out, the whole spiral line enables the nondestructive detector to be contacted with the surface of the storage tank everywhere to,
the connecting shaft is a hollow shaft and can be matched with an auxiliary supporting roller to inflate the air bag, so that the distance between the air bag and the riding wheel is changed, and the air bag is suitable for storage tanks with different sizes;
the base is made of nodular cast iron through sand mold casting, power can be absorbed internally when the storage tank is placed and rotated, and the absorption is carried out through the spherical graphite in the cast iron, so that the stability of the base can be improved, the overall shock resistance is improved, and the situation that the distance between a nondestructive detector on the fixed plate and the storage tank is changed due to shock to influence the detection is avoided;
the auxiliary supporting roller is provided with a plurality of communicating holes, so that the air cylinders in the communicating pipes can be guided into the air bags and released, the distance between the air bags and the riding wheels is increased, the storage tank is gradually moved downwards to be contacted with the fixing plate, the direct contact is avoided, the impact on the fixing plate is formed, and the nondestructive flaw detector is damaged;
the supporting wheels correspond to the air bags and can support the storage tank oppositely from two directions, so that the storage tank is balanced in stress, and the storage tank is prevented from inclining and rolling off to bring potential safety hazards;
the cleaning scraper is made of an elastic plastic plate, and can reset to flap and impact the surface of the storage tank after the storage tank extrudes the cleaning scraper, so that vibration is formed, rust on the surface of the storage tank is vibrated to fall off, and the detection precision is prevented from being influenced during detection;
the screw sleeve is positioned between the screw rod and the mounting plate, the fixing plate can be driven to horizontally move through the matching of the screw rod and the screw sleeve, and the transmission roller is matched to drive the storage tank to rotate, so that a spiral path is formed between the fixing ring and the transmission tank and is completely attached to the surface of the storage tank;
the four supporting springs are respectively positioned at four corners of the mounting plate and can support the nondestructive inspection instrument, so that the nondestructive inspection instrument is continuously attached to the surface of the storage tank for continuous detection;
a supporting circular plate is arranged on the supporting spring and can stably support the nondestructive inspection instrument;
the purpose of nondestructive testing rotation of the oil storage tank is achieved.
Has the beneficial effects.
The structure is simple, and the device is convenient and practical.
And secondly, the surface of the oil storage tank can be continuously rotated, so that the surface of the oil storage tank can be comprehensively detected.
And thirdly, the storage tanks with different sizes can be rotated when being detected.
Fourthly, the nondestructive flaw detector can be protected, the damage of equipment is avoided, and the detection precision is improved.
Drawings
Fig. 1 is a three-dimensional structure view of a non-destructive testing rotating device for a petroleum storage tank according to the present invention.
In the attached drawings
Wherein the parts are: the cleaning device comprises a driving motor (1), a cleaning scraper (2), a supporting wheel (3), a transmission roller (4), a transmission wheel (5), a mounting plate (6), a transmission belt (7), a guide rod (8), a bearing (9), a base (10), a vent pipe (11), a connecting shaft (12), an auxiliary supporting roller (13), a thread sleeve (14), an air bag (15), a supporting spring (16) and a lead screw (17).
The specific implementation mode is as follows:
the invention relates to a non-destructive testing rotating device of an oil storage tank, which is realized by placing a non-destructive testing instrument on a mounting plate (6) when in use, enabling four support springs (16) to be consistent in height, then inflating an air bag (15) through an air pipe (11) to enable the distance between the outer ring of the air bag (15) and the outer ring of a riding wheel (3) to be reduced, then placing the storage tank between the air bag (15) and the riding wheel (3) to enable the storage tank to be suspended above the mounting plate (6), then outwards deflating through the air pipe (11) to enable the air bag (15) to contract, enabling the distance between the outer ring of the air bag (15) and the outer ring of the riding wheel (3) to be increased, gradually moving the storage tank downwards, adjusting the inclination of the non-destructive testing instrument through the support springs (16) after the storage tank is contacted with the non-destructive testing instrument to enable the non-destructive testing instrument to be, the driving motor (1) drives the lead screw (17) to rotate, so that the mounting plate (6) moves along the lead screw (17), meanwhile, the other end of the lead screw (17) drives the transmission roller (4) to rotate through the transmission belt (7), the riding wheel (3) on the transmission roller (4) drives the storage tank to rotate, the cleaning scraper (2) on the surface of the riding wheel (3) is in contact with the storage tank and is extruded and deformed, then the cleaning scraper collides with the storage tank to vibrate the storage tank, rusts on the surface are fallen off, the storage tank rotates gradually and the fixing plate moves along the lead screw (17), so that the fixing plate and the surface of the storage tank form the relative motion of a spiral path, the surface of the storage tank is detected, after the fixing plate is translated to one end of the lead screw (17), the driving motor (1) rotates reversely, the fixing plate moves reversely, the transmission belt (7) drives the transmission roller (4) to rotate reversely, the storage tank is rotated reversely, reverse spiral detection is carried out along the spiral line, recheck is carried out, the whole spiral line enables the nondestructive detector to be contacted with the surface of the storage tank for detection,
the connecting shaft (12) is a hollow shaft and can be matched with an auxiliary supporting roller (13) to inflate the air bag (15), so that the distance between the air bag (15) and the riding wheel (3) is changed, and the air bag is suitable for storage tanks with different sizes;
the base (10) is made of nodular cast iron through sand mold casting, power can be absorbed internally when the storage tank is placed and rotated, and the nodular cast iron is used for absorbing the power, so that the stability of the base (10) can be improved through integral casting, the overall shock resistance is improved, and the situation that the distance between a nondestructive detector on the fixing plate and the storage tank is changed due to shock to influence the detection is avoided;
the auxiliary supporting roller (13) is provided with a plurality of communicating holes, so that an air cylinder in the vent pipe (11) can be guided into the air bag (15), the air cylinder in the air bag (15) can be released, the distance between the air bag (15) and the riding wheel (3) is increased, the storage tank is gradually moved downwards to be contacted with the fixing plate, the direct contact is avoided, the impact on the fixing plate is formed, and the nondestructive flaw detector is damaged;
the riding wheels (3) correspond to the air bags (15) and can form opposite supports for the storage tank from two directions, so that the storage tank is balanced in stress, and the storage tank is prevented from inclining and rolling down to bring potential safety hazards;
the cleaning scraper (2) is made of an elastic plastic plate, and after the cleaning scraper (2) is extruded by the storage tank, the cleaning scraper (2) is reset to flap and impact the surface of the storage tank to form vibration, so that rust on the surface of the storage tank is vibrated and dropped, and the detection precision is prevented from being influenced during detection;
the screw sleeve (14) is positioned between the screw rod (17) and the mounting plate (6), the fixing plate can be driven to horizontally move through the matching of the screw rod (17) and the screw sleeve (14), and the transmission roller (4) is matched to drive the storage tank to rotate, so that a spiral path is formed between the fixing ring and the transmission tank and is completely attached to the surface of the storage tank;
the four supporting springs (16) are respectively positioned at four corners of the mounting plate (6) and can support the nondestructive inspection instrument, so that the nondestructive inspection instrument is continuously attached to the surface of the storage tank for continuous detection;
a supporting circular plate is arranged on the supporting spring (16) and can stably support the nondestructive inspection instrument;
the purpose of nondestructive testing rotation of the oil storage tank is achieved.
Claims (5)
1. The utility model provides a petroleum storage tank nondestructive test slewer which characterized by: consists of a supporting device and a translation device,
the supporting device consists of cleaning scrapers, riding wheels, a transmission roller, a transmission wheel, bases, vent pipes, a connecting shaft, auxiliary supporting rollers and air bags, wherein the two bases are respectively arranged at two ends of the connecting shaft and are parallel to each other, the connecting shaft is a hollow shaft, mounting holes are arranged at two ends of each base and correspond to the mounting holes on the two bases, two ends of each connecting shaft are respectively and correspondingly arranged in the mounting holes, the auxiliary supporting rollers are sleeved on the connecting shaft, the air bags are equidistantly arranged on the auxiliary supporting rollers, a plurality of communication holes are formed in the auxiliary supporting rollers and are communicated with the air bags and the connecting shaft, the vent pipes are arranged at one end of the connecting shaft, two ends of each transmission roller are opposite to the mounting holes on the other end of the corresponding base, the riding wheels are equidistantly arranged on the transmission roller and correspond to the air bags, the cleaning scrapers are, the horizontal moving device is composed of a driving motor, a mounting plate, a transmission belt, a guide rod, a bearing, a screw sleeve, supporting springs and a lead screw, the bearing is arranged in the middle of the base and is lower than the mounting hole, two ends of the lead screw are respectively and correspondingly arranged in inner rings of the bearing and are parallel to a connecting shaft, the driving motor is arranged on the base and is connected with one section of the lead screw, the transmission belt penetrates through the other end of the lead screw and a transmission wheel, the guide rod is arranged between the bases and is located under the lead screw, the mounting plate is sleeved on the lead screw and the guide rod, the screw sleeve is located between the lead screw and the mounting plate, the upper end face of the mounting plate is a plane, the four supporting springs are respectively located at four corners of the mounting plate.
2. The nondestructive testing rotating device for the petroleum storage tank as claimed in claim 1, wherein the connecting shaft is a hollow shaft, and can be matched with an auxiliary supporting roller to inflate the air bag, so that the distance between the air bag and the riding wheel is changed, and the nondestructive testing rotating device is suitable for storage tanks with different sizes.
3. The nondestructive testing turning device for the oil storage tank according to claim 1, characterized in that the base is made of nodular cast iron by sand casting.
4. The nondestructive testing rotary device for petroleum storage tank according to claim 1, wherein said cleaning blade is made of elastic plastic plate.
5. The nondestructive testing rotating device for the petroleum storage tank as claimed in claim 1, wherein the screw sleeve is located between the screw rod and the mounting plate, the fixing plate can be driven to move horizontally by the cooperation of the screw rod and the screw sleeve, and the driving roller is matched to drive the storage tank to rotate, so that a spiral path is formed between the fixing ring and the driving tank, and the fixing ring and the surface of the storage tank are completely attached.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711271278.2A CN107991440B (en) | 2017-12-05 | 2017-12-05 | Nondestructive testing rotating device for petroleum storage tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711271278.2A CN107991440B (en) | 2017-12-05 | 2017-12-05 | Nondestructive testing rotating device for petroleum storage tank |
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| Publication Number | Publication Date |
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| CN107991440A CN107991440A (en) | 2018-05-04 |
| CN107991440B true CN107991440B (en) | 2021-01-15 |
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| CN201711271278.2A Active CN107991440B (en) | 2017-12-05 | 2017-12-05 | Nondestructive testing rotating device for petroleum storage tank |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1882486B (en) * | 2003-11-21 | 2010-05-26 | 丰田钢铁中心株式会社 | Apparatus for carrying article, method of carrying article out from transportation container by using the apparatus, and method of carrying article into transportation container by using the apparatus |
| CN201218814Y (en) * | 2008-04-23 | 2009-04-08 | 宝山钢铁股份有限公司 | Detection apparatus for on-line detecting surface humidity of operation strip steel |
| CN201532276U (en) * | 2009-11-17 | 2010-07-21 | 上海龙能自动化设备有限公司 | Testing device of pull force and coiling force of coiler braid |
| JP6107953B2 (en) * | 2013-08-13 | 2017-04-05 | 株式会社Ihi | Support device for cylindrical container manufacturing |
| CN104502380A (en) * | 2014-12-31 | 2015-04-08 | 广东华泰检测科技有限公司 | Nondestructive testing device for oil storage tanks |
| CN205484133U (en) * | 2016-01-28 | 2016-08-17 | 兰州三磊电子有限公司 | Big pipe diameter spiral weld pipe X ray image detection means of two -sided submerged arc welding |
| CN205879866U (en) * | 2016-06-06 | 2017-01-11 | 江苏中泰检测检验有限公司 | Novel nondestructive test device |
| CN206038571U (en) * | 2016-09-27 | 2017-03-22 | 上海伟伦机械检测技术有限公司 | Industry CT material analysis device |
| CN106643399A (en) * | 2017-03-04 | 2017-05-10 | 山东豪迈机械制造有限公司 | Detection device and detection method for rotating and playing pressure vessel |
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Effective date of registration: 20201223 Address after: 753000 workshop 212, Shizuishan science and Technology Industrial Park, Ningxia Hui Autonomous Region Applicant after: Ningxia Xinkaihe storage tank Co.,Ltd. Address before: 221008 Second Floor 215-4 of Quanshan Science and Technology Building, Xuzhou City, Jiangsu Province Applicant before: Dong Haifeng |
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