CN117386914A - Self-adaptive aligning multi-quick-joint butt joint device and using method thereof - Google Patents

Self-adaptive aligning multi-quick-joint butt joint device and using method thereof Download PDF

Info

Publication number
CN117386914A
CN117386914A CN202311341439.6A CN202311341439A CN117386914A CN 117386914 A CN117386914 A CN 117386914A CN 202311341439 A CN202311341439 A CN 202311341439A CN 117386914 A CN117386914 A CN 117386914A
Authority
CN
China
Prior art keywords
butt joint
panel
joint panel
positioning
sub
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.)
Pending
Application number
CN202311341439.6A
Other languages
Chinese (zh)
Inventor
安维峥
朱莉娅
孙钦
袁艳艳
陈宏举
韩云峰
魏娟
陈凯
胡一鸣
俞国军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beijing Research Center of CNOOC China Ltd
CNOOC China Ltd
Original Assignee
Beijing Research Center of CNOOC China Ltd
CNOOC China Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Beijing Research Center of CNOOC China Ltd, CNOOC China Ltd filed Critical Beijing Research Center of CNOOC China Ltd
Priority to CN202311341439.6A priority Critical patent/CN117386914A/en
Publication of CN117386914A publication Critical patent/CN117386914A/en
Pending legal-status Critical Current

Links

Classifications

    • 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
    • F16L39/00—Joints or fittings for double-walled or multi-channel pipes or pipe assemblies
    • F16L39/04—Joints or fittings for double-walled or multi-channel pipes or pipe assemblies allowing adjustment or movement
    • 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
    • F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B31/00—Screwed connections specially modified in view of tensile load; Break-bolts
    • F16B31/06—Screwed connections specially modified in view of tensile load; Break-bolts having regard to possibility of fatigue rupture
    • 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
    • F16L23/00—Flanged joints
    • F16L23/02—Flanged joints the flanges being connected by members tensioned axially
    • F16L23/024—Flanged joints the flanges being connected by members tensioned axially characterised by how the flanges are joined to, or form an extension of, the pipes
    • 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
    • F16L23/00—Flanged joints
    • F16L23/02—Flanged joints the flanges being connected by members tensioned axially
    • F16L23/036—Flanged joints the flanges being connected by members tensioned axially characterised by the tensioning members, e.g. specially adapted bolts or C-clamps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17D—PIPE-LINE SYSTEMS; PIPE-LINES
    • F17D5/00—Protection or supervision of installations
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/14—Submarine cables

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)

Abstract

The invention relates to a self-adaptive aligning multi-quick connector butt joint device and a use method thereof, wherein the device comprises: the first butt joint panel is provided with a plurality of male connectors; the second butt joint panel is provided with a plurality of female joints, and when the second butt joint panel is in butt joint with the first butt joint panel, the female joints are connected with the male joints; the self-adaptive aligning structure is arranged on the female connector or the male connector and is used for adjusting radial clearance and axial deflection when the male connector or the female connector is in butt joint; and the locking mechanism is used for locking the first butt joint panel and the second butt joint panel when the first butt joint panel and the second butt joint panel are in butt joint. The invention greatly reduces the difficulty of synchronous butt joint of multiple hydraulic joints, has high requirement on the machining precision of the installation positioning holes of the hydraulic joints, and greatly reduces the machining and manufacturing cost.

Description

Self-adaptive aligning multi-quick-joint butt joint device and using method thereof
Technical Field
The invention relates to the technical field of offshore petroleum equipment, in particular to a self-adaptive aligning multi-quick-joint butt joint device and a using method thereof.
Background
The umbilical cable is used for transmitting hydraulic signals, chemical agents and photoelectric signals on the platform to the underwater production system, and is connected with underwater equipment through the umbilical cable underwater terminal docking device.
According to the production needs of the underwater production system, various chemical agent pipelines such as high-low pressure pipelines, methanol, scale inhibitor, marine organism inhibitor and the like and spare pipelines are usually transmitted in the umbilical cable, so that a plurality of hydraulic joints corresponding to the umbilical cable are correspondingly designed on the underwater terminal butt joint device of the umbilical cable for realizing the transmission of hydraulic and chemical agents.
For the butt joint of single hydraulic joint, it is relatively easier, if realize that a plurality of hydraulic joints need accomplish the butt joint under water in step, and need overcome multiple environmental impact factors such as outside sea water pressure, rivers, silt simultaneously, the butt joint degree of difficulty is big, and concentricity requirement to a plurality of hydraulic joints is very high, also causes processing, assembly degree of difficulty big, processing cost is high, and the butt joint failure risk under water is big.
Disclosure of Invention
Aiming at the problems, the invention aims to provide the self-adaptive aligning multi-quick connector butt joint device and the application method thereof, which can realize quick butt joint of the multi-hydraulic connector under water, and greatly reduce the difficulty of synchronous butt joint of the multi-hydraulic connector and the processing precision of the mounting and positioning holes of the hydraulic connector and greatly reduce the processing and manufacturing cost.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the invention relates to a self-adaptive aligning multi-quick connector docking device, which comprises:
the first butt joint panel is provided with a plurality of male connectors;
the second butt joint panel is provided with a plurality of female joints, and when the second butt joint panel is in butt joint with the first butt joint panel, the female joints are connected with the male joints;
the self-adaptive aligning structure is arranged on the female connector or the male connector and is used for adjusting radial clearance and axial deflection when the male connector or the female connector is in butt joint;
and the locking mechanism is used for locking the first butt joint panel and the second butt joint panel when the first butt joint panel and the second butt joint panel are in butt joint.
The multi-quick connector docking device preferably comprises an inner ring body, an outer ring body, a radial adjusting pin and a spring;
the outer ring body is sleeved outside the inner ring body, and a spherical groove is formed in the inner ring body;
the two ends of the radial adjusting pin are in a spherical structure, the spherical structure at the first end of the radial adjusting pin is embedded into the spherical groove of the inner ring body, the spherical structure at the second end of the radial adjusting pin is abutted against the inner wall of the outer ring body, and the inner wall of the outer ring body is in a spherical structure;
the spring is sleeved on the straight section of the radial adjusting pin;
the outer ring body is matched with the hydraulic joint mounting hole on the first butt joint panel or the second butt joint panel, and the inner ring body is matched with the male joint or the female joint.
In the multi-quick-joint docking device, preferably, the first docking panel and the second docking panel respectively comprise two sub-panels stacked with each other, a bolt is arranged on a first sub-panel of the two sub-panels, an arc hole is arranged on a second sub-panel, and the bolt passes through the arc hole so that the two sub-panels can rotate relatively.
In the multi-quick-joint butt joint device, preferably, the two sub-panels are respectively and horizontally provided with an 8-shaped calabash-shaped mounting hole, and the direction of the 8-shaped calabash-shaped mounting hole of the first sub-panel is opposite to that of the 8-shaped calabash-shaped mounting hole of the second sub-panel;
when the large-diameter hole of the 8-shaped calabash-shaped mounting hole of the first sub-panel corresponds to the large-diameter hole of the 8-shaped calabash-shaped mounting hole of the second sub-panel, a large-specification male connector or female connector is mounted on the corresponding large-diameter hole;
when the small diameter hole of the 8-shaped calabash-shaped mounting hole of the first sub-panel corresponds to the small diameter hole of the 8-shaped calabash-shaped mounting hole of the second sub-panel, the male connector or the female connector with small specification is mounted on the corresponding small diameter hole.
The multi-quick connector docking device preferably further comprises a coarse guiding and positioning device;
the coarse guiding and positioning device comprises a positioning groove arranged on the first butt joint panel and a positioning pin block arranged on the second butt joint panel;
when the first butt joint panel and the second butt joint panel are in butt joint, the positioning groove is matched with the positioning pin block.
The multi-quick connector docking device preferably further comprises a precise guiding and positioning device;
the fine guiding positioning device comprises a positioning pin rod arranged on the first butt joint panel and a positioning hole arranged on the second butt joint panel;
when the first butt joint panel and the second butt joint panel are in butt joint, the positioning pin rod is matched with the positioning hole.
In the multi-quick connector docking device, preferably, at least two sections of indication color bars with different colors are arranged on the positioning pin rod.
The multi-quick connector docking apparatus, preferably, the locking mechanism includes:
the nut is fixedly connected with the first butt joint panel;
the rotary sleeve is of a cylindrical structure with a stepped inner cavity, a locking spring is arranged in a first cavity of the stepped inner cavity, a flange is fixedly arranged at the first end of the rotary sleeve and used for limiting the locking spring, and a square head is arranged at the second end of the rotary sleeve;
the screw rod is arranged on the second butt joint panel in a penetrating way, the first end of the screw rod is used for being screwed with the nut, the second end of the screw rod is arranged in the second cavity of the stepped inner cavity, and one end of the locking spring is sleeved at the second end of the screw rod;
the locking mechanism further comprises a first outer sleeve, a connecting ring and a second outer sleeve;
the first outer sleeve, the connecting ring and the second outer sleeve are sleeved outside the rotary sleeve from front to back in sequence, and the first outer sleeve and the second outer sleeve are connected through the connecting ring; the whole formed by the first outer sleeve, the connecting ring and the second outer sleeve is connected with a second butt joint panel;
the screw rod is provided with an emergency exit groove, and the screw rod is of a hollow structure.
The invention also provides a use method of the self-adaptive aligning multi-quick-joint butt joint device, which comprises the following steps:
the first butt joint panel is arranged on the underwater equipment in advance, a diver or an ROV carries a second butt joint panel to butt joint with the first butt joint panel, the second butt joint panel is gradually close to the first butt joint panel, in the butt joint process, first-stage rough positioning is carried out through the positioning groove matched with the positioning pin block, further second-stage fine positioning is carried out through the positioning pin rod and the positioning pin hole, and butt joint is carried out through the matching of the first-stage rough positioning and the second-stage fine positioning;
when the screw rod and the nut are not concentric, the screw rod is retracted and buffered through the locking spring so as to adjust the centering position, and therefore spring buffering of the third-stage locking mechanism is realized; the radial clearance and the axial deflection are adjusted through the self-adaptive aligning structure, so that the axial centers of the male connector and the corresponding female connector are overlapped, the radial automatic aligning of the fourth-stage multi-hydraulic connector is realized, and the butt joint is carried out through the combination of the radial automatic aligning of the first-stage coarse positioning, the second-stage fine positioning, the spring buffering of the third-stage locking mechanism and the fourth-stage multi-hydraulic connector;
the first butt joint panel and the second butt joint panel are locked through the locking mechanism.
The use method preferably further comprises the following steps:
the sizes of the mounting holes of the male connector or the female connector are adjusted through the mutual matching of the mounting holes of the 8-shaped calabash on the first sub-panel and the second sub-panel so as to adapt to the male connector or the female connector with different sizes and specifications;
when the first butt joint panel and the second butt joint panel are in butt joint, two sections of indication color bars with different colors are respectively designed on the positioning pin rod, and when the indication color bars of the first section completely appear, the first butt joint process of the first butt joint panel and the second butt joint panel is indicated to be in place; the diver or ROV operates the tightening wrench behind the operation, locks two panels, and when the second section indicates that the color bar is completely appeared and the moment is tightened in place, the diver or ROV is withdrawn from the operation;
the screw is provided with the pressure relief hole so as to realize the internal and external pressure balance in the butt joint process, and recovery is carried out after the long-term service of the umbilical cable underwater terminal butt joint device, and due to factors such as marine growth, when the screw and the nut are locked, the screw is damaged by increasing the tightening moment at the position of the emergency exit groove, the screw is broken, and the emergency exit of the second butt joint panel is realized.
Due to the adoption of the technical scheme, the invention has the following advantages:
(1) According to the invention, the coarse positioning and the fine positioning guiding positioning devices are designed according to the hydraulic panel, so that the rapid and accurate positioning combination of the panel can be realized, and the reliability and the high efficiency of underwater docking are ensured;
(2) The screw spring buffer retraction structure can realize buffer retraction of two panels when the two panels are in butt joint with non-concentricity, avoid forced butt joint under the non-concentricity, ensure that the screw threads of the screw and the nut are meshed, combine with the self-adaptive aligning structure on the hydraulic joint, and re-butt joint after the concentricity is readjusted, thereby ensuring the safety and reliability of the butt joint;
(3) According to the invention, through the self-adaptive aligning structure, the radial clearance and the axial deflection can be adjusted when the hydraulic male connector and the hydraulic female connector are in butt joint;
(4) According to the invention, as the plurality of hydraulic joints are arranged on one panel, male-female butt joint of the plurality of hydraulic joints can be realized by one-time connection, and the butt joint process is realized by a butt joint method of matching of first-stage coarse positioning, second-stage fine positioning, third-stage locking mechanism spring buffering and radial automatic aligning of the fourth-stage multi-hydraulic joint, so that the butt joint efficiency and the butt joint reliability are considered, the quick butt joint of the multi-hydraulic joint can be realized underwater, meanwhile, the synchronous butt joint difficulty of the multi-hydraulic joint is greatly reduced, the too high requirement on the machining precision of the installation positioning holes of the hydraulic joint is greatly reduced, and the machining and manufacturing cost is greatly reduced;
(5) Aiming at the problem that the functional specifications of hydraulic pipelines in different umbilical cables are not uniform, the invention designs a universal multi-hydraulic joint butt joint panel, and the universal design of the hydraulic panel is realized by adjusting the adaptive installation angle of the hydraulic joint panel, so that the hydraulic joint with larger specification and size can be assembled at the same hydraulic joint installation position, and meanwhile, the hydraulic joint with smaller size can be assembled;
(6) According to the invention, the docking progress indicating device is simultaneously designed on the docking panel, and the progress of the diver or the ROV in the docking process is clearly indicated by indicating a plurality of key stages in the docking process, so that the diver or the ROV is prompted when the diver or the ROV can perform the next operation, and the reliability of the docking process is ensured;
(7) According to the invention, the hollow cylindrical hole is designed on the screw, so that the pressure balance of the inner cavity and the outer cavity of the locking mechanism is realized in the locking process of the locking mechanism, and the smooth operation of the underwater docking process is ensured;
(8) According to the invention, the emergency exit groove is designed on the partial section of the screw rod, when the screw rod cannot be normally unlocked and recovered due to factors such as marine growth after the service is finished, the stress intensity of the locking screw rod weakens the section of the groove to break through the destructive torque from a diver or an underwater robot to the locking mechanism (the destructive torque is larger than the normal locking torque and the safety margin is considered), so that the second butt joint panel is separated from the first butt joint panel for recovery.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Like parts are designated with like reference numerals throughout the drawings. In the drawings:
FIG. 1 is a schematic view of a self-aligning multiple quick connector docking apparatus according to the present invention;
FIG. 2 is a schematic structural view of an adaptive centering structure according to the present invention;
FIG. 3 is a schematic illustration of the assembly of a male or female connector with an adaptive centering structure in accordance with the present invention;
FIG. 4 is a schematic view of a first docking panel of the present invention including two sub-panels;
FIG. 5 is a schematic view of the structure of one sub-panel of the present invention;
FIG. 6 is a schematic view of the structure of the first docking panel in the present invention, showing the structure of the positioning groove;
FIG. 7 is a schematic view of the docking mechanism of the present invention prior to docking;
FIG. 8 is a schematic view of a docking mechanism of the present invention ready for docking;
FIG. 9 is a schematic view of the docking mechanism of the present invention after docking;
FIG. 10 is a schematic view of the internal structure of the locking mechanism of the present invention;
fig. 11 is a schematic view of the structure of the screw in fig. 10.
The various references in the drawings are as follows:
1-a first docking panel; 101-a male connector; 2-a second docking panel; 201-female joint; 3-self-adaptive aligning structure; 301-an inner ring body; 302-an outer ring; 303-radial adjustment pins; 304-a spring; 4-a locking mechanism; 401-nut; 402-rotating the sleeve; 403-locking springs; 404-flange; 405-square head; 406-a screw; 407-a first outer sleeve; 408-a connecting ring; 409-a second outer sleeve; 410-emergency exit slot; 5-sub-panels; 501-a bolt; 502-arc-shaped holes; 503- "8-shaped calabash" shaped mounting hole; 6, positioning grooves; 7-locating pin blocks; 8-locating pin rods; 9-positioning holes.
Detailed Description
Exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present invention are shown in the drawings, it should be understood that the present invention may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
The invention provides a self-adaptive aligning multi-quick connector butt joint device which can realize quick butt joint of a plurality of hydraulic connectors under water, greatly reduces the difficulty of synchronous butt joint of the plurality of hydraulic connectors through a self-adaptive aligning structure, has high requirements on the machining precision of a hydraulic connector mounting positioning hole, and greatly reduces the machining and manufacturing cost.
As shown in fig. 1, the self-adaptive aligning multi-quick connector docking device provided by the invention comprises: the first butt joint panel 1, a plurality of male connectors 101 are arranged on the first butt joint panel 1; the second butt joint panel 2, there are several female joints 201 on the second butt joint panel 2, when the second butt joint panel 2 is docked with first butt joint panel 1, female joint 201 connects with male joint 101; an adaptive centering structure 3 (see fig. 3) disposed between the female connector 201 and the male connector 101 for adjusting radial clearance and axial deflection when the male connector 101 and the female connector 201 are in butt joint; and the locking mechanism 4 is used for locking the first butt joint panel 1 and the second butt joint panel 2 when the two are in butt joint.
In the above embodiment, preferably, as shown in fig. 2, the self-adaptive centering structure 3 includes an inner ring body 301, an outer ring body 302, a radial adjustment pin 303, and a spring 304; the outer ring body 302 is sleeved outside the inner ring body 301, and a spherical groove is formed in the inner ring body; the two ends of the radial adjusting pin 303 are in a spherical structure, the spherical structure at the first end of the radial adjusting pin is embedded into the spherical groove of the inner ring body, and the spherical structure at the second end of the radial adjusting pin is abutted against the inner wall of the outer ring body, wherein the inner wall of the outer ring body is spherical; in addition, in order to facilitate the installation of the radial adjustment pin 303, the outer ring body is configured to be formed by butting two half ring bodies; the spring 304 is sleeved on the straight section of the radial adjusting pin 303; the outer ring 301 is connected with the hydraulic connector mounting hole on the first butt joint panel or the second butt joint panel in a matching way, and the inner ring 301 is connected with the male connector 101 or the female connector 201 in a matching way.
In the above embodiment, preferably, as shown in fig. 4, the first docking panel 1 and the second docking panel 2 respectively include two sub-panels 5 stacked on each other, a bolt 501 is provided on a first sub-panel of the two sub-panels 5, an arc hole 502 is provided on the second sub-panel, and the bolt 501 passes through the arc hole 502 so that the two sub-panels 5 can rotate relatively.
In the above embodiment, it is preferable that the two sub-panels 5 are horizontally provided with the "8-block" shaped mounting holes 503, respectively, and the direction of the "8-block" shaped mounting holes 503 of the first sub-panel is opposite to the direction of the "8-block" shaped mounting holes 503 of the second sub-panel, as shown in fig. 5; when the large diameter hole of the 8-shaped calabash-shaped mounting hole 503 of the first sub-panel corresponds to the large diameter hole of the 8-shaped calabash-shaped mounting hole 503 of the second sub-panel, the large-specification male connector or female connector is mounted on the corresponding large diameter hole; when the small diameter hole of the 8-shaped calabash-shaped mounting hole 503 of the first sub-panel corresponds to the small diameter hole of the 8-shaped calabash-shaped mounting hole 503 of the second sub-panel, the male connector or the female connector with small specification is mounted on the corresponding small diameter hole.
In the above embodiment, preferably, as shown in fig. 6, the present invention further includes a coarse guide positioning device; the coarse guiding and positioning device comprises a positioning groove 6 arranged on the first butt joint panel 1 and a positioning pin block 7 (see figure 7) arranged on the second butt joint panel 2; the positioning groove 6 is matched with the positioning pin block 7 when the first butt joint panel 1 and the second butt joint panel 2 are in butt joint.
In the above embodiment, preferably, as shown in fig. 7, the present invention further includes a fine guide positioning device; the precise guiding and positioning device comprises a positioning pin rod 8 arranged on the first butt joint panel 1 and a positioning hole 9 arranged on the second butt joint panel 2; the positioning pin rod 8 is matched with the positioning hole 9 when the first butt joint panel 1 and the second butt joint panel 2 are in butt joint.
In the above embodiment, preferably, at least two sections of indicator color bars with different colors are provided on the positioning pin 8. When the first butt joint panel and the second butt joint panel are in butt joint, two sections of indication color bars with different colors are respectively designed on the positioning pin rod 8, and when the indication color bars of the first section completely appear, the first butt joint process of the first butt joint panel and the second butt joint panel is indicated to be in place; the diver or ROV operates the subsequent tightening wrench to lock the two panels, and when the second segment indicates that the color bar is fully present, and the torque is tightened in place, indicating that the two panels have been docked, the diver or ROV is out of operation.
In the above embodiment, preferably, as shown in fig. 10, the locking mechanism 4 includes: a nut 401 fixedly connected with the first docking panel 1; the rotary sleeve 402 is of a cylindrical structure with a stepped inner cavity, a locking spring 403 is arranged in a first cavity of the stepped inner cavity, a flange 404 is fixedly arranged at a first end of the rotary sleeve 402, the flange 404 is used for limiting the locking spring 403, and a square head 405 is arranged at a second end of the rotary sleeve 402; the screw 406 is inserted into the second docking panel 2, the first end of the screw is used for screwing with the nut 401, the second end of the screw is arranged in the second cavity of the stepped inner cavity, and one end of the locking spring 403 is sleeved at the second end of the screw 406; the locking mechanism 4 further comprises a first outer sleeve 407, a connecting ring 408 and a second outer sleeve 409; the first outer sleeve 407, the connecting ring 408 and the second outer sleeve 409 are sleeved outside the rotating sleeve 402 from front to back in sequence, and the first outer sleeve 407 and the second outer sleeve 409 are connected through the connecting ring 408; the first outer sleeve 407, the connecting ring 408 and the second outer sleeve 409 are integrally connected to the second docking panel 2.
In the above embodiment, preferably, as shown in fig. 11, an emergency exit groove 410 is provided on the screw 406, and the screw 406 is of a hollow structure.
It should be noted that, design has emergent groove of exiting on the screw rod, and the umbilical cable underwater terminal is long-term after the operation of in-place, because silt, marine creature or other influence factor, can appear screw rod and nut and bite tight problem, causes when the umbilical cable is retrieved, the unable problem of exiting of second butt joint panel, makes emergent groove position reach the fracture of destruction moment of torsion through increasing the moment of screwing up this moment, realizes the emergent of second butt joint panel and exits. In addition, the screw rod is designed into a hollow structure, so that the problem that the umbilical cable underwater terminal docking device cannot realize docking due to the fact that the locking mechanism generates a water locking reaction because of the hollow inside the locking mechanism in the underwater docking process is avoided.
In addition, the screw is provided with a pressure relief hole to realize the balance of internal pressure and external pressure in the butt joint process.
The invention also provides a use method of the self-adaptive aligning multi-quick-joint butt joint device, which comprises the following steps:
(1) The first butt joint panel is arranged on the underwater equipment in advance, a diver or an ROV carries a second butt joint panel to butt joint with the first butt joint panel, the second butt joint panel is gradually close to the first butt joint panel, in the butt joint process, first-stage rough positioning is carried out through the positioning groove matched with the positioning pin block, further second-stage fine positioning is carried out through the positioning pin rod and the positioning pin hole, and butt joint is carried out through the matching of the first-stage rough positioning and the second-stage fine positioning;
(2) When the screw rod and the nut are not concentric, the screw rod is retracted and buffered through the locking spring so as to adjust the centering position, and therefore spring buffering of the third-stage locking mechanism is realized; through self-adaptation aligning structure, adjust radial clearance and axle center deflection to make the axle center coincidence of public joint and corresponding female joint, realize radial automatic aligning of fourth level many hydraulic joints, whole butt joint method is: the spring buffering of the third-stage locking mechanism is matched with the radial automatic aligning of the fourth-stage multi-hydraulic joint through the first-stage coarse positioning, the second-stage fine positioning and the butt joint;
(3) The first butt joint panel and the second butt joint panel are locked through the locking mechanism.
In the above embodiment, preferably, the method further includes the steps of:
(4) The sizes of the mounting holes of the male connector or the female connector are adjusted through the mutual matching of the mounting holes of the 8-shaped calabash on the first sub-panel and the second sub-panel so as to adapt to the male connector or the female connector with different sizes and specifications;
(5) When the first butt joint panel and the second butt joint panel are in butt joint, two sections of indication color bars with different colors are respectively designed on the positioning pin rod, and when the indication color bars of the first section completely appear, the first butt joint process of the first butt joint panel and the second butt joint panel is indicated to be in place; the diver or ROV operates the tightening wrench behind the operation, locks two panels, and when the second section indicates that the color bar is completely appeared and the moment is tightened in place, the diver or ROV is withdrawn from the operation;
(6) The screw is provided with a pressure relief hole so as to realize internal and external pressure balance in the butt joint process, and recovery is carried out after the long-term service of the umbilical cable underwater terminal butt joint device, and due to factors such as marine organism growth, when the screw and the nut are locked, the screw is damaged by increasing the tightening moment at the position of an emergency exit slot, the screw is broken, and the emergency exit of the second butt joint panel is realized.
The process of docking according to the present invention is shown in fig. 7-9.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims (10)

1. An adaptive self-aligning multiple quick connector docking apparatus, comprising:
the first butt joint panel is provided with a plurality of male connectors;
the second butt joint panel is provided with a plurality of female joints, and when the second butt joint panel is in butt joint with the first butt joint panel, the female joints are connected with the male joints;
the self-adaptive aligning structure is arranged on the female connector or the male connector and is used for adjusting radial clearance and axial deflection when the male connector or the female connector is in butt joint;
and the locking mechanism is used for locking the first butt joint panel and the second butt joint panel when the first butt joint panel and the second butt joint panel are in butt joint.
2. The multiple quick connector docking apparatus of claim 1, wherein the self-adapting centering structure comprises an inner ring, an outer ring, a radial adjustment pin, and a spring;
the outer ring body is sleeved outside the inner ring body, and a spherical groove is formed in the inner ring body;
the two ends of the radial adjusting pin are in a spherical structure, the spherical structure at the first end of the radial adjusting pin is embedded into the spherical groove of the inner ring body, the spherical structure at the second end of the radial adjusting pin is abutted against the inner wall of the outer ring body, and the inner wall of the outer ring body is in a spherical structure;
the spring is sleeved on the straight section of the radial adjusting pin;
the outer ring body is matched with the hydraulic joint mounting hole on the first butt joint panel or the second butt joint panel, and the inner ring body is matched with the male joint or the female joint.
3. The multiple quick connector docking apparatus of claim 1, wherein the first docking panel and the second docking panel each comprise two sub-panels stacked one above the other, a bolt being provided on a first sub-panel of the two sub-panels, and an arcuate aperture being provided on a second sub-panel, the bolt passing through the arcuate aperture such that the two sub-panels are rotatable relative to one another.
4. A multiple quick connector docking apparatus according to claim 3, wherein the two sub-panels are each provided with an "8-block" shaped mounting hole horizontally, and the direction of the "8-block" shaped mounting hole of the first sub-panel is opposite to the direction of the "8-block" shaped mounting hole of the second sub-panel;
when the large-diameter hole of the 8-shaped calabash-shaped mounting hole of the first sub-panel corresponds to the large-diameter hole of the 8-shaped calabash-shaped mounting hole of the second sub-panel, a large-specification male connector or female connector is mounted on the corresponding large-diameter hole;
when the small diameter hole of the 8-shaped calabash-shaped mounting hole of the first sub-panel corresponds to the small diameter hole of the 8-shaped calabash-shaped mounting hole of the second sub-panel, the male connector or the female connector with small specification is mounted on the corresponding small diameter hole.
5. The multiple quick connector docking apparatus of claim 1, further comprising a coarse guide positioning means;
the coarse guiding and positioning device comprises a positioning groove arranged on the first butt joint panel and a positioning pin block arranged on the second butt joint panel;
when the first butt joint panel and the second butt joint panel are in butt joint, the positioning groove is matched with the positioning pin block.
6. The multiple quick connector docking apparatus of claim 1, further comprising a fine guide positioning device;
the fine guiding positioning device comprises a positioning pin rod arranged on the first butt joint panel and a positioning hole arranged on the second butt joint panel;
when the first butt joint panel and the second butt joint panel are in butt joint, the positioning pin rod is matched with the positioning hole.
7. The multiple quick connector docking apparatus of claim 6, wherein the dowel bar has at least two different colored indicator bars disposed thereon.
8. The multiple quick connector docking apparatus of claim 1, wherein the locking mechanism comprises:
the nut is fixedly connected with the first butt joint panel;
the rotary sleeve is of a cylindrical structure with a stepped inner cavity, a locking spring is arranged in a first cavity of the stepped inner cavity, a flange is fixedly arranged at the first end of the rotary sleeve and used for limiting the locking spring, and a square head is arranged at the second end of the rotary sleeve;
the screw rod is arranged on the second butt joint panel in a penetrating way, the first end of the screw rod is used for being screwed with the nut, the second end of the screw rod is arranged in the second cavity of the stepped inner cavity, and one end of the locking spring is sleeved at the second end of the screw rod;
the locking mechanism further comprises a first outer sleeve, a connecting ring and a second outer sleeve;
the first outer sleeve, the connecting ring and the second outer sleeve are sleeved outside the rotary sleeve from front to back in sequence, and the first outer sleeve and the second outer sleeve are connected through the connecting ring; the whole formed by the first outer sleeve, the connecting ring and the second outer sleeve is connected with a second butt joint panel;
the screw rod is provided with an emergency exit groove, and the screw rod is of a hollow structure.
9. A method of using a self-aligning multiple quick connector docking apparatus according to any one of claims 1 to 8, comprising the steps of:
the first butt joint panel is arranged on the underwater equipment in advance, a diver or an ROV carries a second butt joint panel to butt joint with the first butt joint panel, the second butt joint panel is gradually close to the first butt joint panel, in the butt joint process, first-stage rough positioning is carried out through the positioning groove matched with the positioning pin block, further second-stage fine positioning is carried out through the positioning pin rod and the positioning pin hole, and butt joint is carried out through the matching of the first-stage rough positioning and the second-stage fine positioning;
when the screw rod and the nut are not concentric, the screw rod is retracted and buffered through the locking spring so as to adjust the centering position, and therefore spring buffering of the third-stage locking mechanism is realized; the radial clearance and the axial deflection are adjusted through the self-adaptive aligning structure, so that the axial centers of the male connector and the corresponding female connector are overlapped, the radial automatic aligning of the fourth-stage multi-hydraulic connector is realized, and the butt joint is carried out through the combination of the radial automatic aligning of the first-stage coarse positioning, the second-stage fine positioning, the spring buffering of the third-stage locking mechanism and the fourth-stage multi-hydraulic connector;
the first butt joint panel and the second butt joint panel are locked through the locking mechanism.
10. The method of use of claim 9, further comprising the steps of:
the sizes of the mounting holes of the male connector or the female connector are adjusted through the mutual matching of the mounting holes of the 8-shaped calabash on the first sub-panel and the second sub-panel so as to adapt to the male connector or the female connector with different sizes and specifications;
when the first butt joint panel and the second butt joint panel are in butt joint, two sections of indication color bars with different colors are respectively designed on the positioning pin rod, and when the indication color bars of the first section completely appear, the first butt joint process of the first butt joint panel and the second butt joint panel is indicated to be in place; the diver or ROV operates the tightening wrench behind the operation, locks two panels, and when the second section indicates that the color bar is completely appeared and the moment is tightened in place, the diver or ROV is withdrawn from the operation;
the screw is provided with the pressure relief hole so as to realize the internal and external pressure balance in the butt joint process, and recovery is carried out after the long-term service of the umbilical cable underwater terminal butt joint device, and due to factors such as marine growth, when the screw and the nut are locked, the screw is damaged by increasing the tightening moment at the position of the emergency exit groove, the screw is broken, and the emergency exit of the second butt joint panel is realized.
CN202311341439.6A 2023-10-17 2023-10-17 Self-adaptive aligning multi-quick-joint butt joint device and using method thereof Pending CN117386914A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202311341439.6A CN117386914A (en) 2023-10-17 2023-10-17 Self-adaptive aligning multi-quick-joint butt joint device and using method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202311341439.6A CN117386914A (en) 2023-10-17 2023-10-17 Self-adaptive aligning multi-quick-joint butt joint device and using method thereof

Publications (1)

Publication Number Publication Date
CN117386914A true CN117386914A (en) 2024-01-12

Family

ID=89440421

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202311341439.6A Pending CN117386914A (en) 2023-10-17 2023-10-17 Self-adaptive aligning multi-quick-joint butt joint device and using method thereof

Country Status (1)

Country Link
CN (1) CN117386914A (en)

Similar Documents

Publication Publication Date Title
EP0815377B1 (en) Threaded pipe connection
US20080202760A1 (en) Subsea securing devices
US7172447B2 (en) Subsea gang connector system
CN101356693B (en) Connection device for an underwater service line
US5333691A (en) ROV installable junction plate and method
EP3294620B1 (en) Mooring line connector assembly for connecting a mooring line to a floating structure
EP2971442B1 (en) Drilling riser assemblies
CA1319166C (en) Connector for fluid carrying conduits
CN117386914A (en) Self-adaptive aligning multi-quick-joint butt joint device and using method thereof
CN110416804B (en) Wet joint for underground cable connection
EP3221933B1 (en) Automated cable breakout assembly and method
NO336467B1 (en) Knot plate unit for hydraulic underwater couplings
CN113531218A (en) Locking device for underwater multi-pipe quick connector of umbilical cable
CN117189949A (en) Umbilical cable underwater terminal docking device and docking method
GB2511546A (en) Subsea securing device
US7083201B2 (en) Junction plate assembly for undersea hydraulic couplings
CN212535591U (en) Reentry cone feeding device for ocean drilling
US3994140A (en) Stinger coupling
CN210092459U (en) Connector assembly for underground cable connection
US20230002011A1 (en) Mooring line connector apparatus and method
CN210978966U (en) Submarine pipeline plugging operation device under water
US4886300A (en) Improvements in and relating to connection assemblies and components thereof
CN220815567U (en) Mobilizable oil pipe short circuit for oil well
GB2216972A (en) Umbilical connectors
US20240006863A1 (en) Latch and method of inserting a latch into an aperture

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination