CN110985753A - Mechanical type installation device suitable for ocean mining riser - Google Patents
Mechanical type installation device suitable for ocean mining riser Download PDFInfo
- Publication number
- CN110985753A CN110985753A CN201911374219.7A CN201911374219A CN110985753A CN 110985753 A CN110985753 A CN 110985753A CN 201911374219 A CN201911374219 A CN 201911374219A CN 110985753 A CN110985753 A CN 110985753A
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- China
- Prior art keywords
- curved surface
- main shell
- driving ring
- locking
- mechanical mounting
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L1/00—Laying or reclaiming pipes; Repairing or joining pipes on or under water
- F16L1/12—Laying or reclaiming pipes on or under water
- F16L1/20—Accessories therefor, e.g. floats, weights
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a mechanical mounting device suitable for an ocean mining riser, which comprises a main shell, wherein a suspension section is embedded in the upper surface of the main shell, and one end of the suspension section, which extends into the main shell, is also connected with a single joint; the driving ring is sleeved on the outer side of the main shell and is attached to the main shell, the outer side of the driving ring is a cylindrical curved surface, a spiral structure matched with the multi-section spiral lifting curved surface on the inner side of the driving ring is further arranged on the multi-section spiral lifting curved surface on the inner side of the driving ring, a sliding groove along the track of the spiral lifting curved surface is further arranged on the multi-section spiral lifting curved surface on the inner side of the driving ring, a spherical bolt is arranged in the sliding groove, one end, far away from the sliding groove, of the spherical bolt is connected with a locking block, the locking block extends into the main shell, one end; the device has compact structure, simple operation and safe and reliable pure mechanical locking and unlocking design, reduces the manufacturing cost of products and ensures the working efficiency.
Description
Technical Field
The invention belongs to the technical field of ocean mining equipment, and relates to a mechanical mounting device suitable for an ocean mining riser.
Background
Abundant mineral resources are reserved at the bottom of the ocean, and ocean mining is to collect seabed minerals by using a mining car and then convey the seabed minerals to a water surface mining platform through a seabed hose, an underwater relay cabin, a mining vertical pipe and the like. The mining vertical pipe is used as one of important channels for conveying ore pulp and mainly comprises a single vertical pipe, and the single vertical pipe is connected with the single vertical pipe through a flange. Before mining operation, the single pipes on the platform need to be lowered one by one, so that the installation of a riser system is completed; after production is complete, the riser needs to be retrieved to the platform. In order to solve the problems of installation and recovery of mining risers, an installation tool capable of quickly pulling down the riser is urgently needed.
Disclosure of Invention
The invention aims to provide a mechanical mounting device suitable for an ocean mining riser, which can meet the lifting operation requirement of the mining riser and solve the problems of installation and recovery of the riser.
The invention adopts the technical scheme that the mechanical mounting device suitable for the marine mining riser comprises a main shell, wherein a suspension joint is embedded in the upper surface of the main shell;
still include the drive ring, the drive ring cup joints in the outside and the laminating of the main casing body, the drive ring outside is the cylinder curved surface, the drive ring inboard is multistage spiral lift curved surface, the binding face of the main casing body and drive ring still be provided with the inboard multistage spiral lift curved surface complex helical structure of drive ring, still be provided with the spout along spiral lift curved surface orbit on the inboard spiral lift curved surface of multistage drive ring, be provided with spherical bolt in the spout, the one end that spherical bolt kept away from the spout is connected with the locking piece, in the locking piece stretches into the main casing body, the one end that the locking piece stretches into the.
The invention is also characterized in that:
wherein the suspension joint is designed for the shaft diameter;
wherein, the connecting part of the hanging section and the main shell is also provided with a regular hexagon step which is fixedly connected with the upper surface of the main shell through an anti-loosening plate;
the anti-loosening plates are distributed on two sides of the hanging section, the anti-loosening plates are provided with grooves matched with the regular hexagonal steps on the hanging section, and the anti-loosening plates are connected with the main shell through fixing bolts;
the multi-section spiral lifting curved surface at the inner side of the driving ring is six sections of spiral lifting curved surfaces, and each section of spiral lifting curved surface is provided with a sliding chute along the track of the spiral lifting curved surface;
the side surface of the main shell is provided with a square sliding chute matched with the locking block along the periphery, and the square sliding chute is communicated with the inner cavity of the main shell;
the driving ring is also provided with a locking mechanism, the locking mechanism comprises a lock rod, the lock rod extends into the outer surface of the main shell through the driving ring, the lock rod is sleeved with a spring, a gland penetrating through the lock rod is also arranged at the joint of the lock rod and the driving ring, and one end of the lock rod, which is positioned outside the driving ring, is also connected with a pull ring;
the surface of the main shell is provided with two circular jacks matched with the lock rod, and the included angle between the two circular jacks is 30 degrees;
wherein, a crowbar jack is also arranged on the driving ring;
wherein the bottom of the main shell is connected with a guide cylinder through a connecting bolt;
the invention has the beneficial effects that:
the mechanical mounting device suitable for the marine mining riser is compact in structure, simple to operate and safe and reliable in pure mechanical locking and unlocking design; by adopting the special structural design, the functional requirements are realized by skillfully utilizing the mechanical structure, thereby not only reducing the manufacturing cost of the product, but also ensuring the working efficiency.
Drawings
FIG. 1 is a front cross-sectional view of a mechanical mounting device of the present invention suitable for use with a marine mining riser;
FIG. 2 is a top view of a mechanical mounting arrangement of the present invention suitable for use with a marine mining riser;
FIG. 3 is an enlarged partial view of a locking mechanism of a mechanical installation apparatus for a marine mining riser of the present invention;
FIG. 4 is a cross-sectional view taken along section A-A of the present invention in a locked condition in a mechanical mount for a marine mining riser;
FIG. 5 is a cross-sectional view taken along section A-A of the mechanical mounting device of the present invention in an unlocked state for use with a marine mining riser;
fig. 6 is a cross-sectional view of a mechanical mounting device of the present invention, taken along section B-B, for a marine mining riser.
In the figure, 1, a hanging joint, 2, an anti-loosening plate, 3, a main shell, 4, a locking mechanism, 5, a driving ring, 6, a locking block, 7, a ball bolt, 8, a connecting bolt, 9, a guide cylinder, 10, a fixing bolt, 11, a pull ring, 12, a gland, 13, a spring, 14, a lock rod, 15, a crowbar and 16 are single joints.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
The invention provides a mechanical mounting device suitable for an ocean mining riser, as shown in figures 1 and 2, the mechanical mounting device comprises a main shell 3, a suspension joint 1 is further embedded in the upper surface of the main shell 3, the suspension joint 1 is designed to be in an axial diameter and is convenient to be connected with a lifting system, the lower part of the suspension joint 1 is in threaded connection with the main shell 3, a regular hexagon step is further arranged at the connection position of the suspension joint 1 and the main shell 3, the regular hexagon step is fixedly connected with the upper surface of the main shell 3 through an anti-loosening plate 2, the anti-loosening plates 2 are distributed on two sides of the suspension joint 1, the anti-loosening plate 2 is provided with a groove matched with the regular hexagon step on the suspension joint 1, the anti-loosening plates 2 are respectively clamped on the regular hexagon step of the suspension joint 1 to prevent the threaded connection and the thread of the suspension joint 1 and the main shell 3 from being disengaged, and the;
the device also comprises a driving ring 5, the driving ring 5 is sleeved outside the main shell 3 and is attached to the main shell 3, the outside of the driving ring 5 is a cylindrical curved surface, in the application, the inside of the driving ring 5 is a six-section spiral lifting curved surface, each section of spiral lifting curved surface is provided with a chute along the track of the spiral lifting curved surface, the attaching surface of the main shell 3 and the driving ring 5 is also provided with a spiral structure matched with the six-section spiral lifting curved surface inside the driving ring 5, the chute along the track of the spiral lifting curved surface is also arranged on the spiral lifting curved surface inside the six-section driving ring 5, a spherical bolt 7 is arranged in the chute, one end of the spherical bolt 7 far away from the chute is connected with a lock block 6, the lock block 6 extends into the main shell 3, the side surface of the main shell 3 is provided with 6 square chutes in the same direction matched with the lock block 6, the end face of the locking block, which is attached to the inner curved surface of the driving ring 5, is a spiral lifting curved surface, the other end face is a plane, one end of the locking block 6, which extends into the main shell 3, is also provided with an L-shaped notch, and the L-shaped notch is used for clamping a single joint 16 used when a mounting tool works to mount or recover a vertical pipe;
when the driving ring 5 rotates, the ball-shaped bolt 7 slides in the sliding groove and is acted by a spiral lifting curve of the sliding groove, the rotating motion of the driving ring 5 is converted into the telescopic motion of the locking block 6 in the sliding groove of the main shell 3, so that the locking and unlocking purposes are achieved, the driving ring 5 is further provided with a locking mechanism 4, as shown in fig. 3, the locking mechanism 4 comprises a locking rod 14, the locking rod 14 extends into the outer surface of the main shell 3 through the driving ring 5, the locking rod 14 is sleeved with a spring 13, a gland 12 penetrating through the locking rod 14 is further arranged at the joint of the locking rod 14 and the driving ring 5, one end of the locking rod 14, which is positioned outside the driving ring 5, is further connected with a pull ring 11, two circular insertion holes matched with the locking;
when assembling, firstly, the lock rod 14 is installed in a hole groove on the driving ring 5, one end with a threaded hole faces outwards, then the spring 13 and the gland 12 sequentially penetrate through the lock rod 14, the gland 12 is welded and fixed on the driving ring 5, at the moment, the spring 13 has a certain compression amount, the lock rod 14 extends out, and finally, the pull ring 11 is connected to the lock rod 14, the locking mechanism 4 is mainly used for fixing the driving ring 5 to prevent the driving ring 5 from automatically rotating when the driving ring is not operated, and when fixing and locking are carried out, the lock rod 14 is inserted into a reserved circular insertion hole on the main shell 3 to lock the driving ring 5; when the driving ring is driven to rotate, the pull ring 11 is pulled to enable the lock rod 14 to withdraw from a reserved circular jack on the main shell 3, so that the driving ring 5 is unlocked, and a crow bar jack is further arranged on the driving ring 5; the bottom of the main shell 3 is connected with a guide cylinder 9 through a connecting bolt 8, and the main shell is mainly used for centering and guiding when a single crane is lifted.
As shown in fig. 4, which is a cross-sectional view of the device along a-a section in a locked state, the locking block 6 extends to clamp the single joint 16, so that the installation tool is connected with the single joint 16; a crowbar inserting hole is formed in the driving ring 5, and the crowbar 15 is inserted into the inserting hole, so that the driving ring 5 can be pried to rotate; as shown in fig. 5, which is a sectional view taken along a-a in the unlocked state, the lock blocks 6 are retracted in response to rotation of the drive ring 5, to effect disengagement of the setting tool from the single joint 16.
The working process of the device is as follows:
before hoisting operation, an elevator of a hoisting system is connected with a shaft neck at the upper end of a suspension joint 1, at the moment, a mounting tool is matched with a rising system and can be used for completing the lowering and recovery operation of a single riser, when the mounting tool is required to be connected with a single joint 16 in the whole lowering and recovery operation process, the mounting tool is firstly in an unlocking state, as shown in figure 6, two jacks on a main shell 3 are respectively marked as a jack I and a jack II, at the moment, a locking mechanism 4 is inserted into the jack II of the main shell 3, then the mounting tool is moved to the upper end of the single joint 16, the drive ring 5 is lowered to a preset position after centering, then the locking mechanism 4 is pulled to unlock a drive ring 5, a crow bar 15 is used for prying the drive ring 5 to rotate 30 degrees anticlockwise, the drive ring 5 drives a lock block 6 to extend out to clamp the single joint 16, locking the drive ring 5, thus enabling the connection of the installation tool to the single joint 16;
when the installation tool is required to be disconnected from the single joint 16, the locking mechanism 4 is pulled to unlock the driving ring 5, then the crowbar 15 is used for prying the driving ring 5 to rotate clockwise by 30 degrees, at the moment, the driving ring 5 drives the locking block 6 to retract to unlock the single joint 16, and the locking mechanism 4 rotates 30 degrees along with the locking block and is inserted into the jack II of the main shell 3, so that the installation tool is disconnected from the single joint 16.
Claims (10)
1. A mechanical mounting device suitable for a marine mining riser is characterized by comprising a main shell (3), wherein a suspension joint (1) is embedded in the upper surface of the main shell (3);
still include drive ring (5), the drive ring (5) cup joint in the outside of the main casing body (3) and the laminating of the main casing body (3), and the drive ring (5) outside is the cylinder curved surface, and drive ring (5) inboard is multistage spiral lift curved surface, and the binding face of the main casing body (3) and drive ring (5) still is provided with and drives ring (5) inboard multistage spiral lift curved surface complex helical structure, the multistage still be provided with the spout along spiral lift curved surface orbit on the drive ring (5) inboard spiral lift curved surface, be provided with ball bolt (7) in the spout, the one end that the spout was kept away from in ball bolt (7) is connected with locking piece (6), and in locking piece (6) stretched into the main casing body (3), the one end that locking piece (6) stretched into the main casing body (3) still.
2. A mechanical mounting arrangement for a marine mining riser according to claim 1, characterised in that the suspension knuckle (1) is of a shaft diameter design, the suspension knuckle (1) being in threaded connection with the main housing (3).
3. A mechanical mounting arrangement for a marine mining riser as claimed in claim 1, characterised in that the junction of the suspension section (1) and the main housing (3) is further provided with a regular hexagonal step, which is fixedly connected to the upper surface of the main housing (3) by means of an anti-loosening plate (2).
4. A mechanical mounting arrangement for a marine mining riser according to claim 3, c h a r a c t e r i z e d in that the anti-loosening plates (2) are distributed on both sides of the suspension joint (1), that the anti-loosening plates (2) are provided with recesses that fit with regular hexagonal steps on the suspension joint (1), and that the anti-loosening plates (2) are connected to the main housing (3) by means of fixing bolts (10).
5. A mechanical mounting arrangement for a marine mining riser according to claim 1, c h a r a c t e r i z e d in that the inner multi-section helical lifting curve of the drive ring (5) is a six-section helical lifting curve, each of which is provided with a runner following the path of the helical lifting curve.
6. A mechanical mounting arrangement for a marine mining riser as claimed in claim 1, characterised in that the sides of the main housing (3) are provided with square runners around which engage the locking blocks (6), the square runners communicating with the internal cavity of the main housing (3).
7. The mechanical mounting device for the marine mining riser pipe is characterized in that a locking mechanism (4) is further arranged on the driving ring (5), the locking mechanism (4) comprises a locking rod (14), the locking rod (14) extends into the outer surface of the main shell (3) through the driving ring (5), a spring (13) is sleeved on the locking rod (14), a gland (12) penetrating through the locking rod (14) is further arranged at the joint of the locking rod (14) and the driving ring (5), and a pull ring (11) is further connected to one end, located on the outer side of the driving ring (5), of the locking rod (14).
8. A mechanical mounting arrangement for a marine mining riser as claimed in claim 7, characterised in that the main housing (3) surface is provided with two circular sockets which engage with locking bars (14), the angle between the two circular sockets being 30 °.
9. A mechanical mounting arrangement for a marine mining riser according to claim 1, characterised in that a crowbar socket is also provided on the drive ring (5).
10. A mechanical mounting arrangement for a marine mining riser according to claim 1, characterised in that the bottom of the main housing (3) is connected to a guide cylinder (9) by means of a connecting bolt (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911374219.7A CN110985753A (en) | 2019-12-24 | 2019-12-24 | Mechanical type installation device suitable for ocean mining riser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911374219.7A CN110985753A (en) | 2019-12-24 | 2019-12-24 | Mechanical type installation device suitable for ocean mining riser |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110985753A true CN110985753A (en) | 2020-04-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911374219.7A Pending CN110985753A (en) | 2019-12-24 | 2019-12-24 | Mechanical type installation device suitable for ocean mining riser |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110985753A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114920210A (en) * | 2022-05-25 | 2022-08-19 | 芜湖天弋能源科技有限公司 | Sodium-ion battery negative electrode material and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3911159A1 (en) * | 1989-04-06 | 1990-10-11 | Geissler & Kuper Gmbh | Coupling for drill pipe with force transmission |
| CN102162341A (en) * | 2011-03-17 | 2011-08-24 | 宝鸡石油机械有限责任公司 | Hydraulic drive claw installation tool |
| CN202518940U (en) * | 2012-02-06 | 2012-11-07 | 中天启明石油技术有限公司 | Tool special for lifting |
| CN104047551A (en) * | 2014-06-30 | 2014-09-17 | 江苏信得石油机械股份有限公司 | Novel flange quick locking device |
| CN104499955A (en) * | 2014-11-24 | 2015-04-08 | 宝鸡石油机械有限责任公司 | Push block composite locking type quick-connecting-type drilling riser connector |
| CN107217996A (en) * | 2017-08-02 | 2017-09-29 | 中国海洋石油总公司 | A kind of ocean compliant riser quick-release system |
| CN209444684U (en) * | 2018-12-28 | 2019-09-27 | 沧州和顺五金制造有限公司 | Annulus flexible lock pin |
-
2019
- 2019-12-24 CN CN201911374219.7A patent/CN110985753A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3911159A1 (en) * | 1989-04-06 | 1990-10-11 | Geissler & Kuper Gmbh | Coupling for drill pipe with force transmission |
| CN102162341A (en) * | 2011-03-17 | 2011-08-24 | 宝鸡石油机械有限责任公司 | Hydraulic drive claw installation tool |
| CN202518940U (en) * | 2012-02-06 | 2012-11-07 | 中天启明石油技术有限公司 | Tool special for lifting |
| CN104047551A (en) * | 2014-06-30 | 2014-09-17 | 江苏信得石油机械股份有限公司 | Novel flange quick locking device |
| CN104499955A (en) * | 2014-11-24 | 2015-04-08 | 宝鸡石油机械有限责任公司 | Push block composite locking type quick-connecting-type drilling riser connector |
| CN107217996A (en) * | 2017-08-02 | 2017-09-29 | 中国海洋石油总公司 | A kind of ocean compliant riser quick-release system |
| CN209444684U (en) * | 2018-12-28 | 2019-09-27 | 沧州和顺五金制造有限公司 | Annulus flexible lock pin |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114920210A (en) * | 2022-05-25 | 2022-08-19 | 芜湖天弋能源科技有限公司 | Sodium-ion battery negative electrode material and preparation method thereof |
| CN114920210B (en) * | 2022-05-25 | 2023-05-23 | 芜湖天弋能源科技有限公司 | Negative electrode material of sodium ion battery and preparation method thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20200928 Address after: Baoji City, Shaanxi Province, 721002 Dongfeng Road, Jintai District No. 2 Applicant after: BAOJI OILFIELD MACHINERY Co.,Ltd. Applicant after: CHINA NATIONAL PETROLEUM Corp. Applicant after: CNPC national oil and gas drilling equipment Engineering Technology Research Center Co.,Ltd. Address before: Baoji City, Shaanxi Province, 721002 Dongfeng Road, Jintai District No. 2 Applicant before: Baoji Oilfield Machinery Co.,Ltd. |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200410 |