CN210862504U - Sea pipe straightness measuring device - Google Patents
Sea pipe straightness measuring device Download PDFInfo
- Publication number
- CN210862504U CN210862504U CN201922140048.3U CN201922140048U CN210862504U CN 210862504 U CN210862504 U CN 210862504U CN 201922140048 U CN201922140048 U CN 201922140048U CN 210862504 U CN210862504 U CN 210862504U
- Authority
- CN
- China
- Prior art keywords
- measuring
- measurement
- straightness
- straight beam
- pipe
- Prior art date
- 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.)
- Active
Links
Images
Abstract
The utility model discloses a sea pipe straightness measuring device, which comprises a measuring straight beam and two measuring side frames; the two measurement side frames are arranged in parallel at intervals, the measurement straight beam is connected between the tops of the two measurement side frames, and a straightness measurement channel for the submarine pipe to be measured to penetrate through is formed between the two measurement side frames and the measurement straight beam. The utility model discloses a sea pipe straightness accuracy measuring device is applicable to and carries out the straightness accuracy to the sea pipe under water and measures, not only can be used by the diver in the shallow waters within 300 meters, also can be operated by ROV, realizes that the straightness accuracy of deep waters to the sea pipe more than 300 meters is measured. The device has the advantages of wide applicable water depth field, simplicity and convenience in use and visual measurement effect, plays an important role in the leakage stoppage and maintenance process of the submarine pipelines, and further improves the operation capacity of the deepwater submarine pipeline maintenance equipment.
Description
Technical Field
The utility model relates to a sea pipe measuring device especially relates to a sea pipe straightness accuracy measuring device.
Background
In recent years, the number of deepwater marine pipes is increasing, and accidents of marine pipe leakage are more and more frequent due to the long design and construction period of the marine pipes, aging of pipelines, corrosion of seawater and the like. Once the sea pipe is leaked, huge threats are brought to the production of marine environment and oil and gas fields. When the sea pipe only has small through holes and leaks, a leaking stoppage pipe clamp is required to be installed at the leaking point for plugging. And the straightness of the leakage point on the sea pipe also influences the sealing performance between the leakage point and the leakage stoppage pipe clamp. In order to ensure that the plugging pipe clamp is successfully installed at a leakage point, the straightness of the part of the sea pipe where the plugging pipe clamp is installed needs to be detected.
Most of the existing pipeline straightness measuring equipment is designed for land testing, and the straightness measuring tools used by divers are few, so that the straightness measuring tools suitable for deep water sea pipes with the depth of more than 300 meters are not found for a while.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a sea pipe straightness accuracy measuring device and sea pipe straightness accuracy measuring method suitable for use under water.
The utility model provides a technical scheme that its technical problem adopted is: the sea pipe straightness measuring device comprises a measuring straight beam and two measuring side frames; the two measurement side frames are arranged in parallel at intervals, the measurement straight beam is connected between the tops of the two measurement side frames, and a straightness measurement channel for the submarine pipe to be measured to penetrate through is formed between the two measurement side frames and the measurement straight beam.
Preferably, the measuring side frame comprises at least two measuring legs arranged at intervals, and at least one connecting rod connected between two adjacent measuring legs;
the top of the measuring supporting leg is connected to one side face of the measuring straight beam.
Preferably, each of the measuring legs of the two measuring side frames are directly opposite to each other on two opposite sides of the measuring straight beam.
Preferably, the measuring side frame comprises three measuring legs which are sequentially distributed at intervals.
Preferably, the length direction of the measuring leg is relatively perpendicular to the length direction of the measuring straight beam.
Preferably, the cross section of the measuring straight beam is polygonal, circular or elliptical.
Preferably, the sea pipe straightness measuring device further comprises a handle arranged on the measuring straight beam.
Preferably, the handle may be formed by connecting a cross bar and a vertical bar.
The utility model discloses a sea pipe straightness accuracy measuring device is applicable to and carries out the straightness accuracy to the sea pipe under water and measures, not only can be used by the diver in the shallow waters within 300 meters, also can be operated by ROV, realizes that the straightness accuracy of deep waters to the sea pipe more than 300 meters is measured. The device has the advantages of wide applicable water depth field, simplicity and convenience in use and visual measurement effect, plays an important role in the leakage stoppage and maintenance process of the submarine pipelines, and further improves the operation capacity of the deepwater submarine pipeline maintenance equipment.
Drawings
The invention will be further explained with reference to the drawings and examples, wherein:
fig. 1 is a schematic structural diagram of a marine vessel straightness measuring device according to an embodiment of the present invention;
fig. 2 is a schematic view of a usage status of the marine vessel straightness measuring device according to an embodiment of the present invention.
Detailed Description
In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, the sea pipe straightness measuring device according to an embodiment of the present invention may include a measuring straight beam 10 and two measuring side frames 20.
The two measuring side frames 20 are arranged in parallel at intervals, the measuring straight beam 10 is connected between the tops of the two measuring side frames 20, and a straightness measuring channel 100 is formed between the two measuring side frames 20 and the measuring straight beam 10 and used for the marine pipe 1 to be measured to penetrate through the straightness measuring channel, so that the straightness of the marine pipe is measured.
The measuring straight beam 10 is a straight beam body, i.e. the length extension direction thereof is linear. When the straightness of the marine pipe 1 to be measured is measured, the length direction of the measuring straight beam 10 is parallel to the axial direction of the marine pipe 1 to be measured and is tightly attached to the marine pipe 1 to be measured, and meanwhile, the two measuring side frames 20 are matched with two opposite sides of the marine pipe 1 to be measured.
The shape of the measuring straight beam 10 is not limited, and for example, the cross-sectional shape thereof may be a polygon, a circle, an ellipse, or the like. As shown in fig. 1, in the present embodiment, the measuring straight beam 10 has a rectangular parallelepiped structure. The surface of the straight beam 10 in the straightness measuring channel 100 is a flat surface.
In other embodiments, the surface of the straight measuring beam 10 in the straightness measuring channel 100 may also be an arc surface (arc in cross section) corresponding to the outer circumference of the sea pipe.
The width of the surface of the measuring straight beam 10 facing the marine pipe 2 to be measured is smaller than the diameter of the marine pipe 1 to be measured.
The two measuring side frames 20 are respectively connected with two opposite side surfaces of the measuring straight beam 10 at the tops, so that the two measuring side frames 20 are symmetrically distributed on two opposite sides of the measuring straight beam 10.
The whole measuring side frame 20 is of a frame structure and is provided with a plurality of hollow parts, so that the measuring side frame is beneficial to sinking underwater to measure the straightness of the sea pipe.
Specifically, the measuring side frame 20 may include at least two measuring legs 21 disposed at intervals, and at least one link 22 connected between the adjacent two measuring legs 21. The measuring legs 21 are spaced apart and connected by links 22 so that the measuring side frame 20 has a certain linear length. The connecting rod 22 connected between the two measuring legs 21 can be one or more than one according to the length requirement of the measuring legs 21.
In this embodiment, as shown in fig. 1, each measuring side frame 20 includes three measuring legs 21 sequentially spaced apart from each other. Two connecting rods 22 are connected between two adjacent measuring legs 21, and the two connecting rods 22 are spaced in parallel. On opposite sides of the measuring straight beam 10, two measuring side frames 20 are arranged one for each measuring leg 21.
The top of the measuring leg 21 is attached to one side of the measuring straight beam 10. The lower end of the measuring leg 21 extends away from the measuring straight beam 10. The length direction of the measuring leg 21 is relatively perpendicular to the length direction of the measuring straight beam 10.
The measuring leg 21 is a straight leg as a whole, and in order to connect the measuring straight beam 10, the top of the measuring leg 21 may be disposed in an arc shape and connected to the side surface of the measuring straight beam 10 by the top end surface.
Further, the utility model discloses a sea pipe straightness accuracy measuring device still includes the handle 30 of setting on measuring straight beam 10. The handle 30 can be used for a diver or an ROV (underwater robot) to grab and place the entire measuring apparatus.
The handle 30 may be formed by connecting a cross bar and a vertical bar. It is understood that the form, number, etc. of the handles 30 are not limited.
The utility model discloses a method for using sea pipe straightness accuracy measuring device includes following step:
and S1, aligning the straightness measuring channel 100 of the sea pipe straightness measuring device with the axial direction of the sea pipe 1 to be measured.
Before the step, the surface of the marine pipe 1 to be measured is cleaned, the open side of the marine pipe straightness measuring channel 100 of the device faces the marine pipe 1 to be measured, and the length direction of the straightness measuring channel 100 is aligned with the axial direction of the marine pipe 1 to be measured.
S2, moving the device along the radial direction of the sea pipe 1 to be measured (slowly moving), making the sea pipe 1 to be measured enter the linearity measuring channel 100, until the measuring straight beam 10 of the sea pipe linearity measuring device clings to the outer wall of the sea pipe 1 to be measured, and observing whether the outer wall of the sea pipe 1 to be measured clings to the measuring straight beam 10 completely.
S3, rotating the sea pipe straightness measuring device by a preset angle along the sea pipe 1 to be measured, tightly attaching the measuring straight beam 10 to the outer wall of the sea pipe 1 to be measured, and observing whether the outer wall of the sea pipe 1 to be measured is completely attached to the measuring straight beam 10.
Wherein the predetermined angle of rotation is greater than 0 degrees and less than 180 degrees. For example, the predetermined angle may be 45 degrees, 30 degrees, etc., and may be adjusted according to actual needs.
And S4, repeating the step S3 for multiple times to measure the straightness of the whole circumference of the submarine pipe 1 to be measured.
For example, when the predetermined angle of rotation in step S3 is 45 °, after measuring the straightness of the outer wall of the marine pipe 1 to be measured at that angle, the rotation is repeated 3 times, and the whole marine pipe straightness measuring apparatus rotates 45 ° once along the marine pipe 1 to be measured, thereby performing the straightness measurement.
If the marine pipe 1 to be tested is completely attached to the measuring straight beam 10 from all directions, the straightness of the marine pipe 1 to be tested meets the requirement, and further meets the condition of installing the plugging pipe clamp, and the plugging pipe clamp can be installed. Otherwise, the pipeline is not matched, the leaking stoppage pipe clamp cannot be installed, the sea pipe needs to be processed by working procedures such as polishing, and when the requirement cannot be met through further processing, the maintenance scheme of the pipe clamp is stopped, and other maintenance schemes are replaced.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.
Claims (8)
1. A sea pipe straightness measuring device is characterized by comprising a measuring straight beam and two measuring side frames; the two measurement side frames are arranged in parallel at intervals, the measurement straight beam is connected between the tops of the two measurement side frames, and a straightness measurement channel for the submarine pipe to be measured to penetrate through is formed between the two measurement side frames and the measurement straight beam.
2. The marine pipe straightness measurement device of claim 1, wherein the measurement side frame comprises at least two spaced apart measurement legs, at least one link connected between adjacent two of the measurement legs;
the top of the measuring supporting leg is connected to one side face of the measuring straight beam.
3. The marine pipe straightness measuring apparatus of claim 2, wherein each of the measuring legs of the two measuring side frames are directly opposed to each other on opposite sides of the measuring straight beam.
4. The marine pipe straightness measurement device of claim 2, wherein the measurement side frame comprises three measurement legs spaced apart in sequence.
5. The marine vessel straightness measurement device of claim 2, wherein the length direction of the measurement leg is relatively perpendicular to the length direction of the measurement straight beam.
6. The marine pipe straightness measurement device of claim 1, wherein the cross section of the measuring straight beam is polygonal, circular or elliptical.
7. The marine vessel straightness measurement device of any one of claims 1 to 6, further comprising a handle disposed on the survey straight beam.
8. The marine vessel straightness measurement device of claim 7, wherein the handle may be formed by connecting a cross bar and a vertical bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922140048.3U CN210862504U (en) | 2019-12-02 | 2019-12-02 | Sea pipe straightness measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922140048.3U CN210862504U (en) | 2019-12-02 | 2019-12-02 | Sea pipe straightness measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210862504U true CN210862504U (en) | 2020-06-26 |
Family
ID=71291277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922140048.3U Active CN210862504U (en) | 2019-12-02 | 2019-12-02 | Sea pipe straightness measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210862504U (en) |
-
2019
- 2019-12-02 CN CN201922140048.3U patent/CN210862504U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9476292B2 (en) | Deepwater drilling condition based marine riser mechanical behavior test simulation system and test method | |
| CN108593537A (en) | A kind of portable metallic material tensile stress electrochemical corrosion device | |
| WO2015030600A1 (en) | Condition monitoring system | |
| US20190383784A1 (en) | Pipeline inspection assembly using synthetic weld flaws | |
| WO2020192856A1 (en) | A device for moving along a cylindrical structure and its use, and a method for working a cylindrical structure | |
| CN210862504U (en) | Sea pipe straightness measuring device | |
| CN110823075A (en) | Sea pipe straightness measuring device and method | |
| CN112378967B (en) | Guide rail type underwater steel pipe pile electrode probe and installation device | |
| CN204164672U (en) | A kind of liquid detecting ball for natural gas line supervisory system | |
| CN205958430U (en) | Clamp formula non -metallic material's underground corrosion lacing film ware | |
| CN105674867B (en) | A kind of high undersea hydrostatic pressures magnetostrictive displacement sensor sealing device | |
| Evans et al. | Permanently installed transducers for guided wave monitoring of pipelines | |
| Gücüyen | Numerical analysis of deteriorated sub-sea pipelines under environmental loads | |
| CN205316046U (en) | Be used for burying ground steel pipe coordinate detection and buried depth measuring device | |
| AU2014407169B2 (en) | Spoolable swivel | |
| KR20140001764U (en) | Distance control device for probe | |
| CN113376090A (en) | Umbilical cable outer surface friction coefficient testing device and method | |
| CN212932328U (en) | Seawater pipeline wall sample clamping device | |
| US20160146695A1 (en) | Methods for Testing Shape-Memory Alloy Couplers for Oil and Gas Applications | |
| Lin et al. | Air Habitat for Detection and Repair of Submarine Oil Pipelines in Complex Sea Conditions | |
| CN103791866A (en) | Method for detecting shape of large-diameter vertical shaft hole | |
| CN110989029A (en) | Geophysical prospecting test device for interpore and model different surfaces | |
| CN216132992U (en) | Ultrasonic phased array detection reference block for petroleum high-pressure test elbow | |
| CN216410024U (en) | Plug gauge for measuring gap of flange plate of submarine pipeline | |
| CN216847400U (en) | Crevice corrosion weightlessness inspection piece |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518067 4th floor, phase I, Shekou science and technology building, Nanhai Avenue, Nanshan District, Shenzhen City, Guangdong Province Patentee after: CNOOC Shenzhen Ocean Engineering Technology Service Co.,Ltd. Address before: 518067 4th floor, phase I, Shekou science and technology building, Nanhai Avenue, Nanshan District, Shenzhen City, Guangdong Province Patentee before: COOEC SUBSEA TECHNOLOGY Co.,Ltd. |