CN215481278U - Special deep water sacrificial anode assembly for ROV - Google Patents
Special deep water sacrificial anode assembly for ROV Download PDFInfo
- Publication number
- CN215481278U CN215481278U CN202121992448.8U CN202121992448U CN215481278U CN 215481278 U CN215481278 U CN 215481278U CN 202121992448 U CN202121992448 U CN 202121992448U CN 215481278 U CN215481278 U CN 215481278U
- Authority
- CN
- China
- Prior art keywords
- sacrificial anode
- deep water
- rov
- water sacrificial
- installation
- 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
Landscapes
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The utility model discloses a deep water sacrificial anode assembly special for ROV (remote operated vehicle), which comprises a deep water sacrificial anode, wherein the deep water sacrificial anode comprises a first surface and a second surface which are arranged in a back-to-back manner, the deep water sacrificial anode comprises a through cavity which penetrates through the first surface and the second surface of the deep water sacrificial anode, the first surface is provided with an installation cylinder, and the inner cavity of the installation cylinder is communicated with the through cavity to form an installation channel for a mounting rod to penetrate through; the periphery of the installation cylinder is also provided with a positioning cylinder for installing an ROV handle, and the inner cavity of the positioning cylinder is communicated with the inner cavity of the installation cylinder. The special deepwater sacrificial anode component for the ROV is simple and easy to use, greatly improves the installation efficiency of the deepwater sacrificial anode, and can effectively avoid the risks of displacement or falling off and the like after the deepwater sacrificial anode is installed.
Description
Technical Field
The utility model relates to the technical field of sea oil engineering, in particular to a deep water sacrificial anode assembly special for an ROV.
Background
For some reasons, the sacrificial anode must be installed or replaced underwater in deepwater structures, such as jumper pipes, underwater pipelines and other deepwater oil and gas field facilities, and currently, a common sacrificial anode installation method is to directly install the sacrificial anode on a corresponding pipe or rod, so that the installation efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a deep water sacrificial anode assembly special for an ROV.
The technical scheme adopted by the utility model for solving the technical problems is as follows: constructing a deepwater sacrificial anode assembly special for an ROV, wherein the deepwater sacrificial anode comprises a first surface and a second surface which are arranged oppositely, the deepwater sacrificial anode comprises a through cavity which penetrates through the first surface and the second surface of the deepwater sacrificial anode, the first surface is provided with an installation cylinder, and the inner cavity of the installation cylinder is communicated with the through cavity to form an installation channel for a mounting rod to penetrate through;
the periphery of the installation cylinder is also provided with a positioning cylinder for installing an ROV handle, and the inner cavity of the positioning cylinder is communicated with the inner cavity of the installation cylinder.
Preferably, the deepwater sacrificial anode is a cylindrical structure, and the opposite axial sides of the deepwater sacrificial anode form the first surface and the second surface respectively.
Preferably, the mounting cylinder is of a cylindrical structure;
the diameter of the inner cavity of the mounting cylinder is the same as that of the through cavity.
Preferably, the inner surface of the inner cavity of the mounting cylinder and the inner surface of the through cavity are both provided with threads.
Preferably, the deepwater sacrificial anode and the mounting cylinder are of an integral structure.
Preferably, the periphery of the connection part of the installation cylinder and the deepwater sacrificial anode is provided with a reinforcing block.
Preferably, the positioning cylinder is threadedly connected with the ROV handle.
Preferably, the positioning cylinder is of a cylindrical structure, and an inner cavity of the positioning cylinder is provided with an internal thread;
the ROV handle is of a T-shaped structure and comprises a connecting part and an operating part vertically connected with the connecting part, and external threads are arranged on one section of periphery of the bottom end of the connecting part and are in threaded connection with the positioning cylinder.
Preferably, the bottom surface of the connecting portion is a plane.
Preferably, the deepwater sacrificial anode is one of an aluminum block, a magnesium block or an aluminum magnesium alloy block.
The implementation of the utility model has the following beneficial effects: the special deepwater sacrificial anode component for the ROV is simple and easy to use, greatly improves the installation efficiency of the deepwater sacrificial anode, and can effectively avoid the risks of displacement or falling off and the like after the deepwater sacrificial anode is installed.
Drawings
The utility model will be further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a schematic front view of a deep water sacrificial anode assembly for use with an ROV of the present invention;
FIG. 2 is a schematic view of the back side structure of the deep water sacrificial anode assembly for ROV of the present invention;
FIG. 3 is a schematic structural view of the ROV-dedicated deep water sacrificial anode assembly of the present invention without the ROV handle;
FIG. 4 is a partial cross-sectional view of the ROV-dedicated deep water sacrificial anode assembly of the present invention with the ROV handle omitted;
fig. 5 is a schematic view of the structure of the ROV handle of the present invention.
Detailed Description
For a more clear understanding of the technical features, objects and effects of the present invention, embodiments of the present invention will now be described in detail with reference to the accompanying drawings. In the following description, it is to be understood that the orientations and positional relationships indicated by "front", "rear", "upper", "lower", "left", "right", "longitudinal", "lateral", "vertical", "horizontal", "top", "bottom", "inner", "outer", "leading", "trailing", and the like are configured and operated in specific orientations based on the orientations and positional relationships shown in the drawings, and are only for convenience of describing the present invention, and do not indicate that the device or element referred to must have a specific orientation, and thus, are not to be construed as limiting the present invention.
It is also noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," "disposed," and the like are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. When an element is referred to as being "on" or "under" another element, it can be "directly" or "indirectly" on the other element or intervening elements may also be present. The terms "first", "second", "third", etc. are only for convenience in describing the present technical solution, and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", etc. may explicitly or implicitly include one or more of such features. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Referring to fig. 1 to 5, the deep water sacrificial anode assembly specially used for an ROV of the present invention includes a deep water sacrificial anode 1, where the deep water sacrificial anode 1 includes a first surface 11 and a second surface 12 that are disposed opposite to each other, the deep water sacrificial anode 1 includes a through cavity 13 that penetrates through the first surface 11 and the second surface 12, the first surface 11 is provided with an installation cylinder 2, an inner cavity 21 of the installation cylinder 2 is communicated with the through cavity 13 to form an installation channel for a mounting rod to pass through, further, the outer periphery of the installation cylinder 2 is further provided with a positioning cylinder 3 for an ROV handle 4 to be installed, and an inner cavity 31 of the positioning cylinder 3 is communicated with the inner cavity 21 of the installation cylinder 2.
In the embodiment, the installation rod or the installation pipe of the deepwater structure such as a jumper pipe, an underwater pipeline and the like is inserted into the installation channel, the ROV handle 4 is inserted into the positioning cylinder 3, the ROV (underwater robot) operates the ROV handle 4, if the ROV handle 4 is operated to rotate clockwise until the ROV handle is not rotated, the ROV handle just contacts with a potential balance point, the deepwater sacrificial anode assembly special for the ROV is simple and easy to use, the installation efficiency of the deepwater sacrificial anode 1 is greatly improved, and the risks such as displacement or falling off and the like after the deepwater sacrificial anode 1 is installed can be effectively avoided.
In the embodiment, the deepwater sacrificial anode 1 has a cylindrical structure, for example, a square structure, which can be selectively arranged according to the installation environment, preferably, the deepwater sacrificial anode 1 is one of an aluminum block, a magnesium block or an aluminum magnesium alloy block, and preferably, the deepwater sacrificial anode 1 may be an aluminum magnesium alloy block. It should be understood that the material of the deep water sacrificial anode 1 is not limited as long as the activity is stronger than that of seawater.
In the present embodiment, the deepwater sacrificial anode 1 is of a cylindrical structure, and the opposite axial sides of the deepwater sacrificial anode form a first surface 11 and a second surface 12 respectively.
Further, this installation section of thick bamboo 2 is cylindric structure, and the inner chamber 21 diameter of this installation section of thick bamboo 2 is the same with logical chamber 13 diameter, and further, the inner chamber 21 internal surface of this installation section of thick bamboo 2 all is equipped with the screw thread with leading to the intracavity 13 internal surface, and this screw thread is continuous structure to the installation pole is fixed like the threaded rod installation, and in this embodiment, the inner chamber 21 of this installation section of thick bamboo 2 and the diameter that leads to the intracavity 13 is greater than the installation pole about 5-8mm, therefore the cover is good, because there is slight internal damping, relatively more firm.
Preferably, the deepwater sacrificial anode 1 and the mounting cylinder 2 are of an integral structure, and the two can be integrally formed in a mold, or the mounting cylinder 2 can be welded to the deepwater sacrificial anode 1. In this embodiment, the mounting tube 2 may be made of stainless steel, and the material of the mounting tube is different from that of the deep water sacrificial anode 1, so as to avoid the situation that the mounting tube 2 is corroded to cause loose fixation.
Further, the periphery of the connection part of the installation cylinder 2 and the deep water sacrificial anode 1 is provided with a reinforcing block 5, the reinforcing block 5 may be an annular structure, in some embodiments, the reinforcing block 5 may be a nut, which may be made of stainless steel, and the reinforcing block 5 may improve the rigidity of the connection part of the installation cylinder 2 and the deep water sacrificial anode 1, and avoid the connection part of the installation cylinder 2 and the deep water sacrificial anode 1 from being broken, so that the connection part of the installation cylinder 2 and the deep water sacrificial anode 1 has good rigidity and certain torsion resistance, and the risk of breaking or cracking is ensured even if an angle deviation occurs in the installation process. Of course, the reinforcing block 5 may also be a reinforcing rib plate, and the structure, material, and the like of the reinforcing rib plate can be selected according to the requirements, which is not specifically limited herein.
Referring to fig. 3-5, in the present embodiment, the positioning cylinder 3 is screwed to the ROV handle 4. Preferably, the positioning cylinder 3 is a cylindrical structure, such as a cylindrical structure, which may be an integral structure with the mounting cylinder 2, and which may be made of stainless steel, and the inner cavity 31 of the positioning cylinder 3 is provided with an internal thread 311.
This ROV handle 4 is T type structure, and it includes connecting portion 41, the operating portion 42 of being connected with connecting portion 41 is perpendicular, and a section periphery in the bottom of connecting portion 41 is equipped with external screw thread 411 to with location section of thick bamboo 3 threaded connection.
Preferably, the bottom surface of the connection portion 41 is a flat surface.
The deep water sacrificial anode assembly special for the ROV is applied as follows:
(1) and the ROV grasps the ROV handle 4 by a seven-function manipulator, and then laterally inclines and picks up the deepwater sacrificial anode 1, so that the pipe orifice of the mounting cylinder 2 is aligned with the end of a rod piece (such as a mounting rod or a mounting pipe) at a pre-mounting position.
(2) The installation cylinder 2 is slowly sleeved into the rod piece at the pre-installation position, and the diameter of the inner cavity 21 of the installation cylinder 2 is about 5-8mm larger than that of the rod piece, so that after the installation cylinder is sleeved, fine internal damping exists, and therefore the installation cylinder is relatively firm;
(3) after the ROV grasps the ROV handle 4 by a seven-function manipulator to slowly adjust the installation position of the sacrificial anode 1, the ROV starts to rotate clockwise until the sacrificial anode cannot rotate, and the rotation of the thread stroke at the lower end of the ROV handle 4 is in place;
(4) after the installation is finished, carrying out post-investigation on the ROV, checking whether the installation position is proper or not, slightly shifting by using an ROV seven-function manipulator to see whether the installation position is firm or not, and indicating that the installation is finished after all the checks are clear;
(5) and after 4-7 days, the ROV observes the corrosion condition of the deepwater sacrificial anode 1 underwater, if slight corrosion exists, white spots appear on the surface of the anode, which indicates that the anode potential is successfully communicated and the sacrificial anode is successfully installed.
It is to be understood that the foregoing examples, while indicating the preferred embodiments of the utility model, are given by way of illustration and description, and are not to be construed as limiting the scope of the utility model; it should be noted that, for those skilled in the art, the above technical features can be freely combined, and several changes and modifications can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention; therefore, all equivalent changes and modifications made within the scope of the claims of the present invention should be covered by the claims of the present invention.
Claims (10)
1. The deep water sacrificial anode assembly special for the ROV is characterized by comprising a deep water sacrificial anode (1), wherein the deep water sacrificial anode (1) comprises a first surface (11) and a second surface (12) which are arranged oppositely, the deep water sacrificial anode (1) comprises a through cavity (13) which penetrates through the first surface (11) and the second surface (12) of the deep water sacrificial anode, the first surface (11) is provided with an installation cylinder (2), and an inner cavity (21) of the installation cylinder (2) is communicated with the through cavity (13) to form an installation channel for a mounting rod to penetrate through;
the periphery of the installation barrel (2) is also provided with a positioning barrel (3) for installing an ROV handle (4), and an inner cavity (31) of the positioning barrel (3) is communicated with an inner cavity (21) of the installation barrel (2).
2. Deep water sacrificial anode assembly for ROV according to claim 1, characterized in that the deep water sacrificial anode (1) is a cylindrical structure with opposite axial sides forming the first surface (11) and the second surface (12), respectively.
3. The ROV specific deep water sacrificial anode assembly of claim 1, wherein the mounting cylinder (2) is of cylindrical configuration;
the diameter of the inner cavity (21) of the mounting cylinder (2) is the same as that of the through cavity (13).
4. Deep water sacrificial anode assembly dedicated for ROV according to claim 3, wherein the inner surface of the inner cavity (21) of the mounting cylinder (2) and the inner surface of the through cavity (13) are both provided with threads.
5. Deep water sacrificial anode assembly dedicated for ROV according to claim 1, characterized in that the deep water sacrificial anode (1) is of integral structure with the mounting cylinder (2).
6. The ROV-specific deep water sacrificial anode assembly according to claim 1 or 5, characterized in that the periphery of the connection of the mounting cylinder (2) and the deep water sacrificial anode (1) is provided with a reinforcing block (5).
7. Deep water sacrificial anode assembly dedicated for ROV according to claim 1, characterized in that the positioning cylinder (3) is screwed with the ROV handle (4).
8. The deep water sacrificial anode assembly dedicated for ROV according to claim 7, wherein the positioning cylinder (3) is a cylindrical structure, the inner cavity (31) of which is provided with an internal thread (311);
ROV handle (4) are T type structure, its including connecting portion (41), with the perpendicular operating portion (42) of connecting portion (41) are connected, one section periphery in bottom of connecting portion (41) is equipped with external screw thread (411), with a location section of thick bamboo (3) threaded connection.
9. Deep water sacrificial anode assembly dedicated for ROV according to claim 8, characterized in that the bottom surface of the connection portion (41) is planar.
10. The ROV specific deep water sacrificial anode assembly according to claim 1, characterized in that the deep water sacrificial anode (1) is one of an aluminum block, a magnesium block or an aluminum magnesium alloy block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121992448.8U CN215481278U (en) | 2021-08-23 | 2021-08-23 | Special deep water sacrificial anode assembly for ROV |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121992448.8U CN215481278U (en) | 2021-08-23 | 2021-08-23 | Special deep water sacrificial anode assembly for ROV |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215481278U true CN215481278U (en) | 2022-01-11 |
Family
ID=79764426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121992448.8U Active CN215481278U (en) | 2021-08-23 | 2021-08-23 | Special deep water sacrificial anode assembly for ROV |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215481278U (en) |
-
2021
- 2021-08-23 CN CN202121992448.8U patent/CN215481278U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US12110599B1 (en) | Sacrificial anodes for cathodic protection for production vessels, storage vessels and other steel structures | |
| CN215481278U (en) | Special deep water sacrificial anode assembly for ROV | |
| CN201317810Y (en) | Reference electrode capable of being replaced in water | |
| CN205877432U (en) | A vertical pipeline gallows | |
| CN2596159Y (en) | Insulation connection structure of metal flange pipe | |
| CN201306552Y (en) | Groove type embedding composite anode lathe dog pipe joint | |
| CN202808944U (en) | Antitheft bracelet type magnesium-base alloy anode | |
| CN2656433Y (en) | Seawater pipeline sacrificial anode protection device | |
| CN211574428U (en) | Dissimilar metal through-warehouse pipe fitting | |
| CN215086065U (en) | External pipeline structure for mounting liquid level sensor for ship desulfurization tower | |
| CN213086116U (en) | Sacrificial anode device of pipeline | |
| CN211083164U (en) | Pipe joint, engine assembly and vehicle | |
| CN211009498U (en) | Pre-fixing bolt for anti-seismic support | |
| CN215799907U (en) | Underwater-use-based stop clamp with sacrificial anode | |
| CN110939792A (en) | Dissimilar metal through-warehouse pipe fitting and using method thereof | |
| CN211295518U (en) | Novel connector with anticorrosion function | |
| CN105483810B (en) | A kind of hole assembly valve metal structural member differential arc oxidation processing fixture | |
| CN210609985U (en) | Executor pencil protective structure that is qualified for next round of competitions and executor that has protective structure | |
| CN201288215Y (en) | Spray gun head | |
| CN212868882U (en) | Reducing metal joint | |
| CN221463105U (en) | Z-shaped pipe clamp convenient to use | |
| CN216867785U (en) | Marine anti-corrosion pipeline joint insulation structure | |
| CN216201367U (en) | High-strength seamless stainless steel pipe for petrochemical industry | |
| CN215418758U (en) | Dampproofing intelligent temperature controller that anticorrosives | |
| CN217843018U (en) | Positioning bushing device for clamping sleeve type thin-walled steel pipe |
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: 518000 B2903, CNOOC building, 3168 Houhaibin Road, Yulan Coast Community, Yuehai street, Nanshan District, Shenzhen City, Guangdong Province Patentee after: CNOOC Shenzhen Ocean Engineering Technology Service Co.,Ltd. Address before: 518000 B2903, CNOOC building, 3168 Houhaibin Road, Yulan Coast Community, Yuehai street, Nanshan District, Shenzhen City, Guangdong Province Patentee before: COOEC SUBSEA TECHNOLOGY Co.,Ltd. |