CN106885528A - Storage tank shell deformation monitoring device based on laser ranging technique - Google Patents

Storage tank shell deformation monitoring device based on laser ranging technique Download PDF

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Publication number
CN106885528A
CN106885528A CN201710107354.XA CN201710107354A CN106885528A CN 106885528 A CN106885528 A CN 106885528A CN 201710107354 A CN201710107354 A CN 201710107354A CN 106885528 A CN106885528 A CN 106885528A
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CN
China
Prior art keywords
gear
laser ranging
side plate
rotary shaft
storage tank
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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
Application number
CN201710107354.XA
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Chinese (zh)
Inventor
李玉坤
于文广
崔康娜
刘佳
王德儒
吉洁
于杰荣
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China University of Petroleum East China
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China University of Petroleum East China
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Publication date
Application filed by China University of Petroleum East China filed Critical China University of Petroleum East China
Priority to CN201710107354.XA priority Critical patent/CN106885528A/en
Publication of CN106885528A publication Critical patent/CN106885528A/en
Pending legal-status Critical Current

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01BMEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00Measuring arrangements characterised by the use of optical techniques
    • G01B11/16Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Radar Systems And Details Thereof (AREA)

Abstract

The present invention relates to a kind of storage tank shell deformation monitoring device, including:The integrating device of square lucite tube, the first side plate, the second side plate, stepper motor, L bracket, first gear, second gear, fixed plate, laser ranging device for fixing module, laser ranging module, rotary shaft, circuit control panel and power supply;Square lucite tube and first, second side plate are connected to form crust of the device, stepper motor is fixed on square lucite tube by L bracket and drives first gear to rotate, first gear drives second gear to rotate, second gear is with rotary shaft as axis rotation, the two ends of rotary shaft are separately fixed in the central blind hole of biside plate, laser ranging device for fixing module is connected by fixed plate with the plane of second gear, inside sets three laser ranging modules, and monitoring tank skin deformation can be rotated under stepper motor drive.With low cost, simple to operate, error of the invention is small, high precision, data processing are simple, high degree of automation.

Description

Storage tank shell deformation monitoring device based on laser ranging technique
Technical field
The invention belongs to structure monitoring field, in particular it relates to one kind monitors storage tank using laser ranging technique radially The device of deformation.
Technical background
Used as the strategic resource of national future development, the normal storage work of petroleum resources is current national oil strategy hair The important step of exhibition.At present, due to the demand of strategic development, the quantity and volume of storage tank increase sharply.The volume of storage tank is bigger, Danger coefficient is also bigger, along with China's early stage oil depot has occurred in that part storage tank shell deformation, so storage tank shell deforms The great attention of rear safety evaluation and effectively reparation have caused POL depot management person.Both at home and abroad major part large-scale storage tank be mainly by The wallboard composition of uniform thickness, is not fixedly placed on ground using non-anchor, and after long-time use, storage tank can inevitably occur base Plinth is settled, and so as to cause tank skin unbalance stress, produces radial direction deformation.Storage tank shell deformation gently can then cause chuck phenomenon, storage tank Storage capacity is reduced;It is heavy then storage tank can be caused to rupture, crude oil leakage.
Because the auto-real-time monitoring systematic research of domestic outer tank skin deformation is substantially at blank field, therefore borrow herein The monitoring of mirror skyscraper deformation and analytical technology.The investigation and research of patent and paper according to heavy construction composition deformation, state Inside and outside scholars carry out high-rise building deformation monitoring and have been achieved for certain achievement using GPS technology, mainly there is two kinds at present Technique algorithm:One is to carry out deformation resolving by GPS RTK technologies, and fuzziness is carried out using OTF (On The Fly) method Fixed, the observation data of many epoch of this continuous no cycle slip of method needs could correctly fix fuzziness, work as GPS constellation Often cause to fix fuzziness failure when change or satellite losing lock, so that deformation resolves failure.Two are become using GPS The single epoch solution of shape monitoring, this method need not carry out the detection and reparation of cycle slip, and only need to the number of epoch Resolved according to can be carried out deformation, but the scope of application of current single epoch solution is small.
The content of the invention
In order to solve the deficiency existing for prior art, the present invention provides a kind of storage tank shell based on laser ranging technique Deformation monitoring device, can in real time monitor storage tank shell radial deformation situation and record data, obtain the position of appropriate observation station Information, the initial data of tank skin deformation is provided for storage tank deformation monitoring early warning system.
To achieve the above object, the present invention uses following proposal:
Storage tank shell deformation monitoring device, including:Square lucite tube, the first side plate, the second side plate, stepper motor, L Shape support, first gear, second gear, fixed plate, laser ranging device for fixing module, laser ranging module, rotary shaft, circuit The integrating device of control panel and power supply;Square lucite tube and the first side plate, the second side plate are connected, and constitute the outer of the present apparatus Shell, the one side of side plate has central blind hole, bearing is inside set, for fixing rotary shaft;Stepper motor is fixed on square by L bracket On lucite tube, stepper motor is the power of package unit, and stepper motor is connected with first gear, drives first gear to turn It is dynamic;First gear drives second gear to rotate by the engagement between gear;Second gear is a semicircular gear, its medium pore By rotary shaft, second gear is rotated centered on the axle center of rotary shaft, the two ends of rotary shaft be separately fixed at the first side plate and On the medium pore of the second side plate;The plane of second gear is connected with the one side of fixed plate, the another side of fixed plate and laser ranging Device for fixing module is in mating connection, three laser ranging modules is placed in laser ranging device for fixing module, when the first tooth When wheel drives second gear to rotate, second gear drives laser ranging module to rotate.
Relative to prior art, the present invention has the advantages that:Early warning system can combine Historical Monitoring data and pre- If critical value be analyzed, the tank skin shape of storage tank is simulated in real time, the safety evaluation for providing storage tank current state is gone forward side by side Row early warning and alarming.Whole device is with low cost, simple to operate, error is small, high precision, data processing are simple, high degree of automation; Deformed using the device monitoring storage tank shell, the exact numerical of storage tank shell deformation can be obtained, be safe operation and timely dimension Offer reliable guarantee is provided.
Brief description of the drawings
Fig. 1 a are the schematic perspective views of storage tank shell deformation monitoring and prior-warning device;
Fig. 1 b are the schematic perspective views of square lucite tube and side plate;
Fig. 2 is the inside schematic perspective view of storage tank shell deformation monitoring and prior-warning device;
Fig. 3 is the schematic perspective view of L bracket;
Fig. 4 is the schematic perspective view of fixed plate;
Fig. 5 a are laser ranging module schematic rear views;
Fig. 5 b are the schematic perspective views of laser ranging device for fixing module;
In figure:1st, square lucite tube, the 2, first side plate, the 3, second side plate, 4, stepper motor, 5, L bracket, 6, One gear, 7, second gear, 8, fixed plate, 9, laser ranging device for fixing module, 10, laser ranging module, 11, rotary shaft, 12nd, the integrating device of circuit control panel and power supply.
Specific embodiment
Principle of the invention and feature are described below in conjunction with the accompanying drawings, example is served only for explaining the present invention, and It is non-for limiting the scope of the present invention.
Storage tank shell deformation monitoring device, including:Square lucite tube 1, the first side plate 2, the second side plate 3, stepping electricity Machine 4, L bracket 5, first gear 6, second gear 7, fixed plate 8, laser ranging device for fixing module 9, laser ranging module 10th, the integrating device 12 of rotary shaft 11, circuit control panel and power supply;The side plate 2 of square lucite tube 1 and first, the second side plate 3 It is connected, constitutes the shell of the present apparatus, the one side of side plate has central blind hole, inside sets bearing, for fixing rotary shaft 11;Stepping electricity Machine 4 is fixed on square lucite tube 1 by L bracket 5, and stepper motor 4 is the power of package unit, stepper motor 4 with First gear 6 is connected, and drives first gear 6 to rotate;First gear 6 drives second gear 7 to rotate by the engagement between gear, the Two gears 7 are a semicircular gears, and, by rotary shaft 11, second gear 7 is centered on the axle center of rotary shaft 11 for its medium pore Rotate, the two ends of rotary shaft 11 are separately fixed on the medium pore of the first side plate 2 and the second side plate 3;The plane of second gear 7 with The one side connection of fixed plate 8, the another side of fixed plate 8 is connected cooperation with laser ranging device for fixing module 9, in laser ranging Three laser ranging modules 10 are placed in device for fixing module 9, when first gear 6 drives second gear 7 to rotate, second gear 7 can drive laser ranging module 10 to rotate.
As shown in Fig. 1 a, 1b, square lucite tube 1 is by four sides size is identical and mutually perpendicular plate is constituted uncovered Cube.Have a screwed hole on four angles of the both ends of the surface of square lucite tube 1 respectively, both ends of the surface respectively with the first side plate 2nd, four screwed holes on the second side plate 3 are by screw cube shell in mating connection, as complete.
As shown in Fig. 1 a, 1b and Fig. 2, the size of the first side plate 2 and the second side plate 3, shape, structure all same, therefore only retouch State a structure for side plate.First 2 four jiaos of side plate has a screwed hole respectively, for being connected with square lucite tube 1;First There is a blind hole in the inner face center of side plate 2, and for installing rolling bearing, the endoporus of rolling bearing is engaged with rotary shaft 11;First The rolling bearing in rolling bearing and the second side plate 3 in side plate 2 all coordinates with rotary shaft 11, and then fixes the position of rotary shaft 11 Put.
As shown in Figure 1 b, on an inwall for plate of square lucite tube 1 permanent circuit control panel and power supply it is integrated Device 12 a, plate perpendicular with the plate is provided with four screwed holes, is closed for four corresponding threaded holes with L bracket 5 Connection, L bracket 5 is fixed on square lucite tube 1.
As shown in figure 3, L bracket 5 has two vertical planes.Wherein simultaneously there are four through holes, by 4 bolts by L Shape support 5 is connected with square lucite shell 1;There is a circular hole in the middle of on another face, circular is uniformly distributed four Through hole, is used to fix stepper motor 4.
As shown in Fig. 2 stepper motor 4 is connected by screw be fixed in L bracket 5, stepper motor 4 and first gear 6 By Flat dey joint come driving torque, rotate first gear 6;Phase is engaged by gear between first gear 6 and second gear 7 Coordinate, for first gear 6, the number of teeth of second gear 7 increased one times, dress is fixed for slowing down laser ranging module Put 9 rotation;Second gear 7 is fixed in rotary shaft 11, and rotary shaft 11 sequentially passes through axle sleeve, second gear 7, axle sleeve, two Axle sleeve is located at the both sides of second gear 7, the axial movement for limiting second gear 7;The plane of second gear 7 has upper and lower two Screwed hole, is connected for being closed with two corresponding threaded holes in fixed plate 8,
As shown in figure 4, there are two screwed holes the middle position of the medial surface of fixed plate 8 up and down, for the phase of second gear 7 It is connected;Have four counter sinks on the lateral surface of fixed plate 8, to laser ranging device for fixing module 9 on four spiral shells Pit is engaged.
As shown in Figure 5 a:Laser ranging device for fixing module 9 is a rectangular box.The corner of the one side of rectangular box opening On, a screwed hole is respectively present, for the corresponding connection of four counter sinks with fixed plate 8;As shown in Figure 5 b, laser ranging There are three circular holes, 9 positioned inside, three laser rangings of laser ranging device for fixing module on the opposite of the opening of device for fixing module 9 Module 10, each laser ranging module 10 being popped one's head in a circular hole of correspond to respectively, is easy to launch and receive signal.
Realization of the storage tank shell deformation monitoring device to storage tank shell deformation monitoring process, illustrates such as by taking a cycle as an example Under:Power supply 12 provides electricity for circuit control panel, and circuit control panel 12 is produced and sends pulse signal, stepping to stepper motor 4 After motor 4 receives pulse signal, coordinated by the flat key between first gear 6 and provide moment of torsion to first gear 6, drive the One gear 6 is rotated, and is engaged between first gear 6 and second gear 7, and second gear 7 is rotated centered on rotary shaft 11, and then band Dynamic laser ranging device for fixing module 9 is scanned downwards from default initial position, progressively produces angular displacement;Laser ranging module is fixed Device 9 often rotates an angle, and three laser ranging modules 10 measure its own to the distance of storage tank shell respectively, by circuit Corresponding positional information under the record respective angles of control panel 12, and by the wireless transport module in circuit board 12, by what is recorded Data is activation carries out data storage and treatment to storage tank deformation early warning system.When laser reaches tank bottom, laser ranging mould The angle of the rotation of block 10 exceedes preset range, and stepper motor 4 is rotated backward, and drives laser ranging module 10 to rotate backward;When sharp Light reaches storage tank top, i.e., when laser ranging module 10 returns to initial position, the angle of the rotation of laser ranging module 10 is more than pre- If scope, stepper motor 4 is out of service, and a monitoring cycle terminates.
For each monitoring cycle, device can measure the initial data for obtaining storage tank shell deformation.By contrastive detection To initial data and storage tank shell it is not deformed when the historical data that monitors, system can obtain the deformation values of storage tank shell. If in the presence of the deformation values beyond preset critical, system sends early warning.Wherein, preset critical can be by SHT3528- 2005《Petrochemical industry steel storage tank ground and foundation construction and acceptance specification》, API 652-2009《Tank Inspection, Repair, Alteration, and Reconstruction》And SY/T5921-2011《Vertical cylinder type steel welding storage tank is grasped Make maintenance and repair code》Etc. criterion calculation and obtain.
Preferred embodiments of the invention are the foregoing is only, is not intended to limit the invention, it is all in spirit of the invention and former Within the scope of then, any modification, equivalent substitution and improvements made etc. should be included within the scope of the present invention.

Claims (8)

1. a kind of storage tank shell deformation monitoring device, including:Square lucite tube, the first side plate, the second side plate, stepping electricity Machine, L bracket, gear, gear, fixed plate, laser ranging device for fixing module, laser ranging module, rotary shaft, circuit control The integrating device of plate and power supply;Square lucite tube and the first side plate, the second side plate are connected to form shell, the first side plate, The medial surface of the second side plate is provided with central blind hole, inside sets bearing, for fixing rotary shaft;Stepper motor is fixed by L bracket On square lucite tube, stepper motor is connected with first gear, drives first gear to rotate;First gear is by between gear Engagement drive second gear rotate;Second gear is semicircular gear, the medium pore that rotary shaft passes through second gear, the second tooth Wheel is rotated centered on the axle center of rotary shaft, and the two ends of rotary shaft are separately fixed at the medium pore of the first side plate and the second side plate On;The plane of second gear is connected with the one side of fixed plate, and another side and the laser ranging device for fixing module of fixed plate match Connection is closed, three laser ranging modules are placed in laser ranging device for fixing module, when first gear drives second gear to turn When dynamic, second gear drives laser ranging module to rotate.
2. storage tank shell deformation monitoring device according to claim 1, it is characterised in that square lucite tube is by four Face size is identical and uncovered cube of mutually perpendicular plate composition.Distinguish all on four angles of square lucite tube both ends of the surface There is a screwed hole, both ends of the surface are in mating connection by screw with four screwed holes on the first side plate, the second side plate respectively, i.e., It is complete cube shell.
3. the storage tank shell deformation monitoring device according to claim 1-2, it is characterised in that the first side plate and the second side plate Size, shape, structure all same, there is a screwed hole the first side plate corner respectively, for being connected with square lucite tube; There is a blind hole in first side plate inner face center, and for installing rolling bearing, the endoporus of rolling bearing is engaged with rotary shaft;First The rolling bearing in rolling bearing and the second side plate in side plate all coordinates with rotary shaft, the position of fixed rotary shaft.
4. the storage tank shell deformation monitoring device according to claim 1-3, it is characterised in that the one of square lucite tube The integrating device of permanent circuit control panel and power supply on the inwall of individual plate a, plate perpendicular with the plate is provided with four screw threads Hole, is closed for four corresponding threaded holes with L bracket and is connected, and L bracket is fixed on square lucite tube.
5. the storage tank shell deformation monitoring device according to claim 1-4, it is characterised in that L bracket have two it is vertical Plane;Wherein simultaneously there are four through holes, L bracket is connected with square lucite shell by 4 bolts;Another There is a circular hole in the middle of on face, circular is uniformly distributed four through holes, is used to fix stepper motor.
6. the storage tank shell deformation monitoring device according to claim 1-5, it is characterised in that stepper motor is connected by screw Connect and be fixed in L bracket, stepper motor and gear, come driving torque, make pinion rotation by Flat dey joint;Gear and half tooth Engaged by gear between wheel and be engaged, half gear increased one times relative to the number of teeth of gear, and half gear is fixed on rotary shaft On, rotary shaft sequentially passes through axle sleeve, half gear, axle sleeve, and two axle sleeves are located at the both sides of half gear, the axle for limiting half gear To motion;The plane of half gear has upper and lower two screwed holes, is connected for being closed with two corresponding threaded holes in fixed plate,
7. the storage tank shell deformation monitoring device according to claim 1-6, it is characterised in that in the medial surface of fixed plate There are two screwed holes centre position up and down, in mating connection with gear;There are four counter sinks on the lateral surface of fixed plate, be used to Closed with four corresponding threaded holes on laser ranging device for fixing module.
8. the storage tank shell deformation monitoring device according to claim 1-7, it is characterised in that laser ranging module fixes dress It is a rectangular box to put.On the corner of the one side of rectangular box opening, a screwed hole is respectively present, for four with fixed plate The corresponding connection of counter sink;There are three circular holes on the opposite of laser ranging device for fixing module opening, laser ranging module is fixed Three laser ranging modules of device positioned inside, each laser ranging module probe correspond to a circular hole respectively, be easy to hair Penetrate and receive signal.
CN201710107354.XA 2017-02-27 2017-02-27 Storage tank shell deformation monitoring device based on laser ranging technique Pending CN106885528A (en)

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Application Number Priority Date Filing Date Title
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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107764206A (en) * 2017-11-22 2018-03-06 哈尔滨理工大学 A kind of optical grating projection formula object surface appearance measurement apparatus of adjustable measurement angle
CN109160124A (en) * 2018-09-28 2019-01-08 烟台大学 Novel storage tank anticorrosion monitoring device
CN109974609A (en) * 2019-04-28 2019-07-05 西北工业大学 A kind of brill ream quality on-line detecting device and method
CN109974616A (en) * 2019-03-29 2019-07-05 西安航天源动力工程有限公司 A kind of anode slot titanium-based seat Special automatic detection device
CN110624846A (en) * 2019-08-30 2019-12-31 贵州盘江民爆有限公司 Detonator shell die-filling detection device
CN114216778A (en) * 2021-12-24 2022-03-22 国网浙江省电力有限公司双创中心 Ring stiffness test equipment
CN114803190A (en) * 2021-01-21 2022-07-29 中国石油天然气集团有限公司 Included angle monitoring device, system and method

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CN201811732U (en) * 2010-09-20 2011-04-27 扬州精湛光电仪器有限公司 Laser range finder
US20130167384A1 (en) * 2012-01-04 2013-07-04 Chris Olexa Laser Centering Tool for Surface Areas
CN103363918A (en) * 2013-07-04 2013-10-23 浙江海洋学院 Undersea tunnel deformation monitoring device
CN203375944U (en) * 2013-07-04 2014-01-01 浙江海洋学院 Mounting support in subsea tunnel deformation monitoring device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201811732U (en) * 2010-09-20 2011-04-27 扬州精湛光电仪器有限公司 Laser range finder
US20130167384A1 (en) * 2012-01-04 2013-07-04 Chris Olexa Laser Centering Tool for Surface Areas
CN103363918A (en) * 2013-07-04 2013-10-23 浙江海洋学院 Undersea tunnel deformation monitoring device
CN203375944U (en) * 2013-07-04 2014-01-01 浙江海洋学院 Mounting support in subsea tunnel deformation monitoring device

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107764206A (en) * 2017-11-22 2018-03-06 哈尔滨理工大学 A kind of optical grating projection formula object surface appearance measurement apparatus of adjustable measurement angle
CN109160124A (en) * 2018-09-28 2019-01-08 烟台大学 Novel storage tank anticorrosion monitoring device
CN109160124B (en) * 2018-09-28 2020-08-28 烟台大学 Anticorrosive monitoring devices of storage tank
CN109974616A (en) * 2019-03-29 2019-07-05 西安航天源动力工程有限公司 A kind of anode slot titanium-based seat Special automatic detection device
CN109974616B (en) * 2019-03-29 2024-04-26 西安航天源动力工程有限公司 Special automatic detection device for anode groove titanium base
CN109974609A (en) * 2019-04-28 2019-07-05 西北工业大学 A kind of brill ream quality on-line detecting device and method
CN110624846A (en) * 2019-08-30 2019-12-31 贵州盘江民爆有限公司 Detonator shell die-filling detection device
CN114803190A (en) * 2021-01-21 2022-07-29 中国石油天然气集团有限公司 Included angle monitoring device, system and method
CN114216778A (en) * 2021-12-24 2022-03-22 国网浙江省电力有限公司双创中心 Ring stiffness test equipment

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Effective date of abandoning: 20200522