CN109798828B - Flange positioning instrument - Google Patents
Flange positioning instrument Download PDFInfo
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- CN109798828B CN109798828B CN201711145708.6A CN201711145708A CN109798828B CN 109798828 B CN109798828 B CN 109798828B CN 201711145708 A CN201711145708 A CN 201711145708A CN 109798828 B CN109798828 B CN 109798828B
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- flange
- angle measuring
- measuring part
- connecting rod
- bin
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Length Measuring Devices With Unspecified Measuring Means (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Abstract
The invention aims to disclose a flange locator, which comprises a flange base, an angle measuring part and a length measuring part, wherein the angle measuring part is arranged on the flange base, and the length measuring part is arranged on the flange base through a flange lengthening base; compared with the prior art, the angle measuring part and the length measuring part are used for measuring the angle of the two flanges and the length between the two flanges respectively, so that the accurate deflection angle of the two flanges and the accurate distance between the two flanges can be obtained, and the device has the advantages of small volume, light weight, good waterproof effect, high measuring precision and the like, and achieves the purpose of the invention.
Description
Technical Field
The invention relates to a flange positioning instrument, in particular to a flange positioning instrument which is suitable for butt joint between flanges of a submarine petroleum oil pipeline.
Background
In the prior art, petroleum development is carried out at sea, and submarine petroleum pipelines need to be laid on the seabed. A subsea petroleum pipeline comprising: the method comprises the following steps that a flat pipe, a vertical pipe and an expansion bent pipe are arranged at the end part of a submarine petroleum pipeline, flanges are arranged and connected at the end part of the submarine petroleum pipeline, and when the flat pipe, the vertical pipe and the expansion bent pipe are used for carrying out butt joint between the flanges in the submarine petroleum pipeline, parameter measurement of relative positions among the flanges is usually required, so that the relative positions among the flanges of the submarine petroleum pipeline can be accurately measured, and the expansion pipe can be prefabricated more accurately.
As various pipelines are laid on the seabed, in order to solve the problem of butt joint of flanges of the pipelines on the seabed, a flange positioning instrument is needed to measure the included angle of the two flanges and the length between the two flanges. However, the existing flange measuring instrument has the disadvantages of large volume, large weight, not high waterproof effect and poor measuring accuracy.
Therefore, there is a particular need for a flange aligner that solves the above-mentioned problems of the prior art.
Disclosure of Invention
The invention aims to provide a flange positioner, solves the problems of measuring the angle of two flanges and the length between the two flanges aiming at the defects of the prior art, and has the advantages of small volume, light weight, good waterproof effect, high measurement precision and the like.
The technical problem solved by the invention can be realized by adopting the following technical scheme:
the flange positioning instrument is characterized by comprising a flange base, an angle measuring part and a length measuring part, wherein the angle measuring part is arranged on the flange base, and the length measuring part is arranged on the flange base through a flange lengthening seat.
In one embodiment of the invention, the flange base is provided with a circular ring-shaped counter bore, and the center of the circular ring-shaped counter bore is positioned on the flange plane.
Furthermore, a slot for fixing a magnet is arranged at the center of the circular ring-shaped counter bore.
In one embodiment of the present invention, the angle measuring part includes an angle measuring chamber, a link device, a link support, a top cover, and a rear support; the angle measurement bin is arranged on the flange base, the top cover is fixed on the flange base through the rear supporting column, the connecting rod device is fixed on the angle measurement bin through the connecting rod supporting column, and the line passing hole is formed in the upper end of the connecting rod supporting column.
Furthermore, the top and the bottom of the angle measuring bin are respectively provided with a lubricating cover; and screw holes and grooves for fixing electronic components are arranged in the bottom cover and the side cover of the angle measuring bin.
Furthermore, the connecting rod device is a parallelogram linkage structure, and a stainless steel shaft sleeve is arranged on a rotating joint of the connecting rod device.
Furthermore, the center of the connecting rod strut is provided with a slot for fixing the magnet.
Further, the wire through hole is arranged on a horizontal rotating axis of the angle measuring bin.
In one embodiment of the invention, the length measuring part comprises a length measuring bin, a counting disc, a counting shaft, a driving wheel, a wire passing groove and a tension meter; the length measuring bin is arranged on the flange lengthening seat, the wire passing groove is arranged at the top of the length measuring bin, the driving wheel is fixed in the wire passing groove through the counting shaft, the counting disc is arranged at one end of the counting shaft, and the tension meter is arranged on the wire passing groove.
Compared with the prior art, the flange positioner can obtain the accurate deflection angle of the two flanges and the accurate distance between the two flanges by respectively measuring the angle of the two flanges and the length between the two flanges through the angle measuring part and the length measuring part, has the advantages of small volume, light weight, good waterproof effect, high measuring precision and the like, and achieves the aim of the invention.
The features of the present invention will be apparent from the accompanying drawings and from the detailed description of the preferred embodiments which follows.
Drawings
FIG. 1 is a schematic structural diagram of a flange positioning apparatus according to the present invention;
FIG. 2 is a schematic view of the structure of the angle measuring section of the present invention;
FIG. 3 is a schematic view of the flange base of the present invention;
FIG. 4 is a schematic view of the angle measuring chamber of the present invention;
FIG. 5 is a schematic view of a linkage arrangement of the present invention;
fig. 6 is a schematic structural diagram of the length measuring device of the present invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained by combining the specific drawings.
Examples
As shown in fig. 1, the flange positioning apparatus of the present invention includes a flange base 10, an angle measuring part 20, and a length measuring part 30, wherein the angle measuring part 20 is disposed on the flange base 10, and the length measuring part 30 is disposed on the flange base 10 through a flange extension base 40.
As shown in fig. 3, a circular ring shaped counter bore 11 is provided on the flange base 10, and the center of the circular ring shaped counter bore 11 is located on the flange plane, so that the horizontal rotation axis of the whole device is located on the flange plane.
The center of the circular ring-shaped counter bore 11 is provided with a slot 12 for fixing a magnet, so that a magnetic induction point is ensured to be positioned on the horizontal rotation axis of the whole device.
As shown in fig. 2, 4 and 5, the angle measuring part 20 is used for measuring a relative angle between flange faces of two pipelines, and the angle measuring part 20 includes an angle measuring bin 21, a link device 22, a link support 23, a top cover 24 and a rear support 25; angle measuring bin 21 is arranged on flange base 10, top cover 24 is fixed on flange base 10 through rear support 25, connecting rod device 22 is fixed on angle measuring bin 21 through connecting rod support 23, and connecting rod support 25 upper end is provided with wire passing hole 26.
The top and the bottom of the angle measuring bin 21 are respectively provided with a lubrication cover (not shown), and the lubrication covers are made of polytetrafluoroethylene materials, so that the left and right rotation is more flexible; screw holes (not shown) and grooves (not shown) for fixing electronic components are arranged in the bottom cover and the side cover of the angle measuring bin 21, so that sampling points of the components are positioned at the rotating axis of the device.
The link device 22 measures the vertical angle, and the wire through hole 26 is arranged on the horizontal rotating axis of the angle measuring bin 21, so that the deviation of the measured initial data is avoided.
The link mechanism 22 is a parallelogram linkage structure, and feeds back the angle change caused by the upper rocker arm driven by the measuring line to the rotating shaft 27 on the right side of the cabin. The center of the connecting rod support 23 is provided with a slot (not shown) for fixing a magnet, so that the magnetic induction point is ensured to be positioned at the vertical rotation axis of the whole device. In addition, the rotating joint of the link device 22 is provided with a stainless steel shaft sleeve (not shown), so that the stability and flexibility of the transmission structure are ensured, and the virtual position generated when the device moves is reduced.
The electronic part of the angle measuring part 20 is a real-time monitoring device consisting of two sets of magnetic sensors (as 5045) and one set of acceleration sensor (mpu 6050). The magnetic sensor can measure the angle change of the magnet in real time, and the acceleration sensor can measure the inclination angle of the whole device in real time. The whole set of device adopts 3.3 v's DC power supply to supply power, can charge and the operation of data derivation through the usb interface, and the precision of measurement is 0.1 degree. The display module of the device adopts an oled liquid crystal screen, so that divers can clearly observe the data measured by the device underwater. The opening, storing and closing functions of the device can be completed by the magnet, and underwater operation of divers is simplified.
As shown in fig. 6, the length measuring part 30 is used for measuring the absolute distance between the flange surfaces of two pipelines, and the length measuring part 30 comprises a length measuring bin 31, a counting disc 32, a counting shaft 33, a driving wheel 34, a wire passing groove 35 and a tension meter 36; the length measuring bin 31 is arranged on the flange lengthening seat 40, the wire passing groove 35 is arranged at the top of the length measuring bin 31, the driving wheel 34 is fixed in the wire passing groove 35 through the counting shaft 33, the counting disc 32 is arranged at one end of the counting shaft 33, and the tension meter 36 is arranged on the wire passing groove 35.
The wire-passing groove 35 not only plays a role of fixing the transmission devices (the transmission wheel 34, the counting shaft 33 and the counting disc 32), but also carries two sets of wire clamping devices and tension meters 36. The line clamping device prevents the measuring line from slipping when being reeled and unreeled, and the tension meter 36 enables a diver to intuitively judge whether the fishing line reaches critical tension. The integrated design of the wire guide 35 makes the length measuring part 30 more integral.
The transmission device (the transmission wheel 34, the counting shaft 33 and the counting disc 32) adopts an aluminum alloy belt pulley as a transmission disc, and a layer of rubber is wrapped on the transmission disc to increase the friction coefficient, so that the error of the measurement result caused by the slipping of the fishing line is avoided. The counting disc 32 is designed with 8 equidistant sensing points to keep the accuracy of the length measurement within 5 mm.
The flange lengthening seat 40 enables the whole counting disc 32 to be lifted, the height difference between the line outgoing point of the line passing groove 35 and the line incoming point of the angle measuring part 30 is reduced, and the influence of fishing line retraction on the measuring result of the angle measuring part 30 is avoided. Avoid the measuring wire to pass through the too big resistance of line hole.
The manual pulling wheel is adopted for winding, a copper bearing structure of a common fishing wheel is removed, the copper bearing structure is changed into a stainless steel shaft sleeve, the structure is firmer, corrosion can be prevented, and the influence of seabed sediment on the flexibility of the winding wheel is avoided. The diameter of the take-up pulley reaches 165mm, and the take-up amount of 100m is ensured to meet the requirement of practical application.
The electronic part of the length measuring part 30 is a set of reversible counters, which are powered by a 12v dc power supply and count bidirectionally by a hall reversible sensor. With the power-off protection function of the up-down counter, the results of the length measurement section 30 can be saved by powering down the device. The switching operation of the length measuring part 30 can be performed with a magnet.
The sealing pressure resistance of the flange positioning instrument of the invention is more than 25Mpa, and the mechanical device is made of aluminum alloy materials in consideration of the factors of the strength and the whole weight of the device. The wall thickness of the mechanical device is set to be 15mm, and the sealing surface of the threaded hole is guaranteed to have enough effective thread length. In order to ensure the measuring sensitivity, the magnetic induction points are designed to be 3mm thick, so that the distance between the magnet and the magnetic induction element is not more than 5mm, buffer angles are designed around the thin wall, and the hard force applied to the magnetic induction points is reduced. The device adopts an o-shaped ring axial sealing mode to realize water resistance and pressure resistance, and an o-shaped ring groove is strictly designed according to the national standard (GB 3452).
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined by the appended claims and their equivalents.
Claims (7)
1. A flange positioning instrument is characterized by comprising a flange base, an angle measuring part and a length measuring part, wherein the angle measuring part is arranged on the flange base, and the length measuring part is arranged on the flange base through a flange lengthening seat; the angle measuring part comprises an angle measuring bin, a connecting rod device, a connecting rod support, a top cover and a rear support; the angle measuring bin is arranged on the flange base, the top cover is fixed on the flange base through a rear support, the connecting rod device is fixed on the angle measuring bin through a connecting rod support, and a wire passing hole is formed in the upper end of the connecting rod support; the length measuring part comprises a length measuring bin, a counting disc, a counting shaft, a driving wheel, a wire passing groove and a tension meter; the length measuring bin is arranged on the flange lengthening seat, the wire passing groove is arranged at the top of the length measuring bin, the driving wheel is fixed in the wire passing groove through the counting shaft, the counting disc is arranged at one end of the counting shaft, and the tension meter is arranged on the wire passing groove.
2. The flange positioner according to claim 1, wherein the flange base is provided with a circular ring-shaped counter bore, the center of which is located on the flange plane.
3. The flange positioning apparatus according to claim 2, wherein the center of the circular ring-shaped counter bore is provided with a slot for fixing a magnet.
4. The flange positioning instrument according to claim 1, wherein the top and the bottom of the angle measuring bin are respectively provided with a lubrication cover; and screw holes and grooves for fixing electronic components are arranged in the bottom cover and the side cover of the angle measuring bin.
5. The flange positioning apparatus according to claim 1, wherein the link device is a parallelogram linkage structure, and a stainless steel bushing is disposed on a rotating joint of the link device.
6. The flange positioning apparatus according to claim 1, wherein the connecting rod support post has a slot formed at a center thereof for fixing the magnet.
7. The flange positioning apparatus according to claim 1, wherein the wire through hole is provided on a horizontal rotation axis of the angle measuring bin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711145708.6A CN109798828B (en) | 2017-11-17 | 2017-11-17 | Flange positioning instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711145708.6A CN109798828B (en) | 2017-11-17 | 2017-11-17 | Flange positioning instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109798828A CN109798828A (en) | 2019-05-24 |
| CN109798828B true CN109798828B (en) | 2022-11-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711145708.6A Active CN109798828B (en) | 2017-11-17 | 2017-11-17 | Flange positioning instrument |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112629396A (en) * | 2021-01-08 | 2021-04-09 | 哈尔滨工程大学 | Deepwater pipeline tie-back pose measuring device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010071018A (en) * | 2008-09-19 | 2010-04-02 | Kobelco Contstruction Machinery Ltd | Work attachment and construction machine provided with the same |
| CN202032978U (en) * | 2009-12-30 | 2011-11-09 | 天津市海王星海上工程技术有限公司 | Seabed pipeline flange measuring instrument |
| CN102435117A (en) * | 2011-12-28 | 2012-05-02 | 中国海洋石油总公司 | Method and device for measuring spatial position between submarine pipeline flanges |
| US8336222B1 (en) * | 2011-06-27 | 2012-12-25 | The Boeing Company | Method and apparatus for measuring spaces with limited access |
| CN202707038U (en) * | 2012-07-17 | 2013-01-30 | 中法渤海地质服务有限公司 | Device for measuring oil well depth through steel wires |
| CN106767579A (en) * | 2016-12-22 | 2017-05-31 | 江苏阳明船舶装备制造技术有限公司 | It is a kind of that cell measurement apparatus and measuring method are closed up based on ultrasonic measuring distance technology |
-
2017
- 2017-11-17 CN CN201711145708.6A patent/CN109798828B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010071018A (en) * | 2008-09-19 | 2010-04-02 | Kobelco Contstruction Machinery Ltd | Work attachment and construction machine provided with the same |
| CN202032978U (en) * | 2009-12-30 | 2011-11-09 | 天津市海王星海上工程技术有限公司 | Seabed pipeline flange measuring instrument |
| US8336222B1 (en) * | 2011-06-27 | 2012-12-25 | The Boeing Company | Method and apparatus for measuring spaces with limited access |
| CN102435117A (en) * | 2011-12-28 | 2012-05-02 | 中国海洋石油总公司 | Method and device for measuring spatial position between submarine pipeline flanges |
| CN202707038U (en) * | 2012-07-17 | 2013-01-30 | 中法渤海地质服务有限公司 | Device for measuring oil well depth through steel wires |
| CN106767579A (en) * | 2016-12-22 | 2017-05-31 | 江苏阳明船舶装备制造技术有限公司 | It is a kind of that cell measurement apparatus and measuring method are closed up based on ultrasonic measuring distance technology |
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| Publication number | Publication date |
|---|---|
| CN109798828A (en) | 2019-05-24 |
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