CN120582037A - A connection device and method for testing an optoelectronic-liquid composite submarine cable - Google Patents
A connection device and method for testing an optoelectronic-liquid composite submarine cableInfo
- Publication number
- CN120582037A CN120582037A CN202510459742.9A CN202510459742A CN120582037A CN 120582037 A CN120582037 A CN 120582037A CN 202510459742 A CN202510459742 A CN 202510459742A CN 120582037 A CN120582037 A CN 120582037A
- Authority
- CN
- China
- Prior art keywords
- sleeve
- submarine cable
- clamping
- composite submarine
- piece
- 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
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/02—Cable terminations
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0416—Connectors, terminals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/04—Housings; Supporting members; Arrangements of terminals
- G01R1/0408—Test fixtures or contact fields; Connectors or connecting adaptors; Test clips; Test sockets
- G01R1/0425—Test clips, e.g. for IC's
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/007—Devices for relieving mechanical stress
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G15/00—Cable fittings
- H02G15/02—Cable terminations
- H02G15/04—Cable-end sealings
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Cable Accessories (AREA)
- Electric Cable Installation (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The invention relates to a connecting device and a connecting method for testing an electro-optical liquid composite submarine cable, wherein the clamping assembly comprises a first sleeve, a clamping piece and a second sleeve, the diameter of the clamping piece gradually decreases towards the direction close to the first sleeve, the clamping piece can extend into the first sleeve, the second sleeve comprises a clamping part, the clamping part can extend into the clamping piece, the first sleeve is connected with the second sleeve, a wire through hole is formed in the side wall of the second sleeve, the connecting piece is connected with one end, far away from the clamping part, of the second sleeve, a plurality of through holes communicated with the second sleeve are formed in the connecting piece, a pressurizing cavity is formed in the sealing piece, the through holes are communicated with the pressurizing cavity, a pressurizing hole communicated with the pressurizing cavity is formed in the sealing piece, and the sealing piece is connected with the connecting piece. The connecting device and the connecting method for the photoelectric liquid composite submarine cable test can improve the connecting efficiency of the photoelectric liquid composite submarine cable.
Description
Technical Field
The invention relates to the technical field of connecting devices, in particular to a connecting device and a connecting method for testing an electro-optical liquid composite submarine cable.
Background
The photoelectric liquid composite sea cable is an important component of an underwater production system in marine oil and gas development, wherein the steel pipe photoelectric liquid composite sea cable is a composite cable formed by a plurality of units such as a duplex stainless steel pipe, a cable, an optical cable and the like, and the functions of electricity, communication, hydraulic and the like are considered in design. After the production of the photoelectric liquid composite submarine cable is finished, the photoelectric liquid composite submarine cable needs to be tested, so that whether the photoelectric liquid composite submarine cable meets the standard is detected. Before the photoelectric liquid composite submarine cable is tested, the end part of the photoelectric liquid composite submarine cable needs to be connected with a connecting device, and the connecting device can be connected with a testing tool, so that the testing tool can detect the photoelectric liquid composite submarine cable. At present, when the photoelectric liquid composite submarine cable is connected with the connecting device, after the end part of the photoelectric liquid composite submarine cable is inserted into the connecting device, glue is filled into the connecting device, after the glue is air-dried, the photoelectric liquid composite submarine cable is tested, and as the glue is air-dried for a long time, the connecting efficiency of the photoelectric liquid composite submarine cable is lower.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to provide the connecting device and the connecting method for the photoelectric liquid composite submarine cable test, which can improve the connecting efficiency of the photoelectric liquid composite submarine cable.
The invention provides a connecting device for testing an electro-optical liquid composite submarine cable, which comprises a clamping assembly, a connecting piece and a sealing piece, wherein the clamping assembly comprises a first sleeve, a clamping piece and a second sleeve, the diameter of the clamping piece gradually decreases towards the direction approaching to the first sleeve, the clamping piece can extend into the first sleeve, the second sleeve comprises a clamping part, the clamping part can extend into the clamping piece, the first sleeve is connected with the second sleeve, a wire passing hole is formed in the side wall of the second sleeve, the connecting piece is connected with one end, far away from the clamping part, of the second sleeve, a plurality of through holes communicated with the second sleeve are formed in the connecting piece, the sealing piece is provided with a pressurizing cavity, the through holes are communicated with the pressurizing cavity, the sealing piece is provided with a pressurizing hole communicated with the pressurizing cavity, and the sealing piece is connected with the connecting piece.
In one embodiment of the present invention, the first sleeve includes a first receiving cavity, the clamping member includes a second receiving cavity, the second sleeve includes a third receiving cavity, the first receiving cavity, the second receiving cavity and the third receiving cavity are communicated with each other and form a connection channel, and the wire passing hole is communicated with the third receiving cavity.
In one embodiment of the present invention, the diameter of the first accommodating cavity gradually decreases away from the clamping member, the clamping member is located in the first accommodating cavity, and a first clamping space is formed between the clamping member and the side wall of the first accommodating cavity.
In one embodiment of the present invention, the diameter of the second accommodating cavity gradually decreases toward the direction approaching the first sleeve, the clamping part is located in the second accommodating cavity, and a second clamping space is formed between the clamping part and the side wall of the second accommodating cavity.
In one embodiment of the invention, the first sleeve includes a guide portion at an end of the first sleeve remote from the clamping member, the guide portion being disposed along a circumferential direction of the first sleeve.
In one embodiment of the present invention, the second sleeve further includes a support portion, a first connection portion, and a second connection portion, the support portion being located between the first connection portion and the second connection portion, the via hole being located on the support portion.
In one embodiment of the present invention, the first sleeve further includes a third connection portion located at an end of the first sleeve adjacent to the second sleeve, the first connection portion located at an end of the second sleeve adjacent to the first sleeve, and the first connection portion is connected to the third connection portion.
In one embodiment of the invention, the connector includes a fourth connecting portion at an end of the connector proximate to the second sleeve, the fourth connecting portion being connected to the second connecting portion.
The invention further provides a connecting method for the photoelectric liquid composite submarine cable test, which comprises an outer sheath, an outer layer armored steel wire, an inner layer armored steel wire and an inner sheath which are sequentially arranged from outside to inside, wherein the inner sheath is coated with an electric unit, an optical unit and a supporting tube, the connecting device for the photoelectric liquid composite submarine cable test is used for connecting with the photoelectric liquid composite submarine cable, and the connecting method comprises the following steps of S1, stripping and cutting the outer sheath of the photoelectric liquid composite submarine cable to be tested, enabling the rest part of the photoelectric liquid composite submarine cable to be tested to pass through a first sleeve, S2, bending the outer layer armored steel wire of the photoelectric liquid composite submarine cable to be tested, enabling the rest part of the photoelectric liquid composite submarine cable to be tested to pass through the clamping piece, S3, bending the inner layer armored steel wire to be tested to be positioned between the clamping piece and the clamping piece, connecting the first sleeve with a second sleeve, S4, stripping and cutting the inner sheath, enabling the rest part of the photoelectric liquid composite submarine cable to be tested to pass through the second sleeve, simultaneously enabling the electric unit to be tested to pass through the end part of the photoelectric liquid composite submarine cable to pass through the first sleeve, enabling the rest part of the photoelectric liquid composite submarine cable to be tested to pass through the supporting tube and the end part to pass through the connecting piece and the end part of the supporting tube to pass through a sealing piece 6, and a sealing end part to pass through a sealing piece and a sealing end part 6.
In one embodiment of the present invention, the step S2 further includes an outer layer armour wire cutting step of cutting the outer layer armour wire so that an end portion of the outer layer armour wire is located between the clamping member and the first sleeve, and the step S3 further includes an inner layer armour wire cutting step of cutting the inner layer armour wire so that an end portion of the inner layer armour wire is located between the clamping member and the clamping member.
Compared with the prior art, the technical scheme of the invention has the following advantages:
According to the connecting device and the connecting method for the photoelectric liquid composite submarine cable test, the first sleeve, the second sleeve and the clamping piece are matched, so that the outer layer armored steel wire can be clamped between the first sleeve and the clamping piece, and the inner layer armored steel wire can be clamped between the clamping part and the clamping piece, thereby enabling the photoelectric liquid composite submarine cable to be tested to be stably fixed without waiting for colloid air drying, and improving the connecting efficiency of the photoelectric liquid composite submarine cable. When the photoelectric liquid composite submarine cable to be tested is fixed through glue filling in the prior art, when the connecting device is required to be fixed with another photoelectric liquid composite submarine cable to be tested after the photoelectric liquid composite submarine cable is tested, glue cleaning operation is required, and processing steps are complicated.
Drawings
In order that the invention may be more readily understood, a more particular description of the invention will be rendered by reference to specific embodiments thereof that are illustrated in the appended drawings.
FIG. 1 is a schematic structural view of a connection device for testing an electro-optical liquid composite submarine cable;
FIG. 2 is a schematic view of an assembled structure of the second sleeve and the clamping member;
FIG. 3 is a schematic view of the structure of the second sleeve;
FIG. 4 is a schematic illustration of the assembled configuration of the second sleeve, connector and seal;
FIG. 5 is a schematic structural view of a connector;
FIG. 6 is a schematic structural view of a seal;
fig. 7 is a schematic diagram of an assembly structure of the first sleeve and the clamping member.
The reference numerals of the specification are 1, a first sleeve, 2, a second sleeve, 3, a connecting piece, 4, a sealing piece, 5, a clamping piece, 11, a guiding part, 12, a third connecting part, 21, a supporting part, 22, a wire passing hole, 23, a first connecting part, 24, a second connecting part, 25, a clamping part, 31, a fourth connecting part, 32, a through hole, 41, a pressurizing hole, 42 and a pressurizing cavity.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific examples, which are not intended to be limiting, so that those skilled in the art will better understand the invention and practice it.
Example 1
Referring to fig. 1 to 6, the connecting device for testing an electro-optical liquid composite submarine cable according to the invention is characterized by comprising a clamping assembly, a connecting piece 3 and a sealing piece 4, wherein the clamping assembly comprises a first sleeve 1, a clamping piece 5 and a second sleeve 2, the diameter of the clamping piece 5 gradually decreases towards the direction approaching the first sleeve 1, the clamping piece 5 can extend into the first sleeve 1, the second sleeve 2 comprises a clamping part 25, the clamping part 25 can extend into the clamping piece 5, the first sleeve 1 is connected with the second sleeve 2, a wire passing hole 22 is formed in the side wall of the second sleeve 2, the connecting piece 3 is connected with one end, away from the clamping part 25, of the second sleeve 2, a plurality of through holes 32 communicated with the second sleeve 2 are formed in the connecting piece 3, the sealing piece 4 is provided with a pressurizing cavity 42, the through holes 32 are communicated with the pressurizing cavity 42, the sealing piece 4 is provided with a pressurizing hole 41 communicated with the pressurizing cavity 42, and the connecting piece 4 is connected with the connecting piece 3.
The connecting device for testing the electro-optical composite sea cable comprises an outer sheath, an outer layer armor wire, an inner layer armor wire and an inner sheath which are sequentially arranged from outside to inside, wherein the inner sheath is coated with an electric unit, an optical unit and a supporting tube, the supporting tube can be regarded as a steel tube, the outer sheath of the electro-optical composite sea cable to be tested is firstly peeled off and sheared off, the rest part of the electro-optical composite sea cable to be tested passes through the first sleeve 1, then the outer layer armor wire of the electro-optical composite sea cable to be tested is bent, the outer layer armor wire is positioned between the first sleeve 1 and a clamping piece 5, the rest part of the electro-optical composite sea cable to be tested passes through the clamping piece 5, further, the inner layer armor wire to be tested is positioned between the clamping piece 5 and a clamping part 25, the first sleeve 1 is connected with the second sleeve 2, the inner sheath is peeled off and sheared off, the rest part of the electro-optical composite sea cable to be tested passes through the second sleeve 2, the rest part of the electro-optical unit passes through the first sleeve 1, then the end part of the electro-optical unit to be tested passes through a wire hole 22, the rest part of the electro-optical composite sea cable to be tested passes through the second sleeve 2, the end part of the electro-optical composite sea cable to be tested is further passes through the clamping piece 2, the end part to be tested is further through the clamping piece 2, and the end part to be tested is connected with the supporting tube to the end part to be tested through the clamping piece 3, and the end part to be pressurized cavity, and the end part is connected with the end part to the sealing piece 32, and the sealing cavity, and the sealing device is in a sealing cavity, and the sealing device is connected with the sealing cavity, and the sealing cavity is 32, and the sealing cavity is connected with the sealing cavity is 32, and the sealing cavity is respectively. Through the cooperation setting of first sleeve 1, second sleeve 2 and clamping part 5, make outer armoured steel wire can be by the centre gripping between first sleeve 1 and clamping part 5, inlayer armoured steel wire can be by the centre gripping between clamping part 25 and clamping part 5 to make the compound sea cable of light electro-hydraulic that awaits measuring can be stable fixed, need not to wait for the colloid to air-dry, improved the connection efficiency of the compound sea cable of light electro-hydraulic. When the photoelectric liquid composite submarine cable to be tested is fixed through glue filling in the prior art, when the connecting device is required to be fixed with another photoelectric liquid composite submarine cable to be tested after the photoelectric liquid composite submarine cable is tested, glue cleaning operation is required, and processing steps are complicated.
Referring to fig. 1, fig. 2, fig. 3 and fig. 7, the clamping assembly is used for fixing the photoelectric liquid composite submarine cable to be tested, and the clamping assembly comprises a connecting channel for penetrating the photoelectric liquid composite submarine cable to be tested, the clamping assembly comprises a first sleeve 1, a second sleeve 2 and a clamping piece 5, the second sleeve 2 comprises a protruding clamping portion 25, the diameter of the clamping piece 5 gradually decreases towards the direction close to the first sleeve 1, the clamping piece 5 can extend into the first sleeve 1, and the clamping portion 25 can extend into the clamping piece 5. Specifically, the first sleeve 1 includes a first accommodating cavity, two ends of the first sleeve 1 are provided with openings communicated with the first accommodating cavity, the clamping piece 5 includes a second accommodating cavity, two ends of the clamping piece 5 are provided with openings communicated with the second accommodating cavity, the second sleeve 2 includes a third accommodating cavity, two ends of the second sleeve 2 are provided with openings communicated with the third accommodating cavity, and accordingly the first sleeve 1, the second sleeve 2 and the clamping piece 5 are all tubular. The first accommodating cavity, the second accommodating cavity and the third accommodating cavity are mutually communicated and form a connecting channel, and the electro-optical composite submarine cable to be tested can sequentially penetrate through the first sleeve 1, the clamping piece 5 and the second sleeve 2.
The diameter of the first sleeve 1 and the diameter of the first accommodating cavity are gradually reduced towards the direction away from the clamping piece 5, and the diameter of the clamping piece 5 is gradually reduced towards the direction close to the first sleeve 1, so that the first sleeve 1, the first accommodating cavity and the clamping piece 5 are all conical, the clamping piece 5 can extend into the first accommodating cavity and is positioned in the first accommodating cavity, a first clamping space is formed between the clamping piece 5 and the side wall of the first accommodating cavity, the first clamping space is used for accommodating an outer layer armor wire of an electro-hydraulic composite submarine cable to be tested, the outer layer armor wire is connected with the second sleeve 2 through the first sleeve 1, and the outer layer armor wire is clamped between the first sleeve 1 and the clamping piece 5, so that the electro-hydraulic composite submarine cable to be tested is fixed.
The diameter of the clamping part 25 of the second sleeve 2 and the diameter of the second accommodating cavity of the clamping piece 5 are gradually reduced towards the direction close to the first sleeve 1, so that the second sleeve 2 and the second accommodating cavity are tapered, the clamping part 25 can extend into the second accommodating cavity and is positioned in the second accommodating cavity, a second clamping space is formed between the clamping part 25 and the side wall of the second accommodating cavity, the second clamping space is used for accommodating an inner layer armor wire of an electro-optical composite submarine cable to be tested, the inner layer armor wire is connected with the second sleeve 2 through the first sleeve 1, and the inner layer armor wire is clamped between the clamping part 25 and the clamping piece 5, so that the electro-optical composite submarine cable to be tested is fixed. The outer layer armoured steel wires are clamped between the first sleeve 1 and the clamping piece 5, and the inner layer armoured steel wires are clamped between the clamping part 25 and the clamping piece 5, so that the photoelectrohydraulic composite submarine cable to be tested can be stably fixed with the connecting device for testing the photoelectrohydraulic composite submarine cable.
Preferably, the first sleeve 1 comprises a guide part 11, the guide part 11 is located at one end, far away from the clamping piece 5, of the first sleeve 1, the guide part 11 is circumferentially arranged around the end part of the first sleeve 1, so that the guide part 11 is integrally tubular, a photoelectric liquid composite submarine cable to be tested can penetrate the guide part 11, the guide part 11 can support the photoelectric liquid composite submarine cable to be tested, and meanwhile the guide part 11 can guide movement of the photoelectric liquid composite submarine cable to be tested.
The second sleeve 2 further comprises a supporting portion 21, a first connecting portion 23 and a second connecting portion 24, the supporting portion 21 is in a circular tube shape and located between the first connecting portion 23 and the second connecting portion 24, the side wall of the second sleeve 2 is provided with wire passing holes 22, specifically, the first connecting portion 23 and the second connecting portion 24 are located at two ends of the supporting portion 21 respectively, the wire passing holes 22 are located on the supporting portion 21, the wire passing holes 22 are circumferentially and equidistantly arranged along the supporting portion 21, the wire passing holes 22 are waist-shaped extending along the axial direction of the supporting portion 21, the first connecting portion 23 and the second connecting portion 24 are in a circular ring shape and are equal in diameter, and the diameter of the supporting portion 21 is smaller than that of the first connecting portion 23 and the second connecting portion 24.
The first sleeve 1 further comprises a third connecting portion 12, the third connecting portion 12 is located at one end of the first sleeve 1, close to the second sleeve 2, the first connecting portion 23 is located at one end of the second sleeve 2, close to the first sleeve 1, the third connecting portion 12 is annular and has the same diameter as the first connecting portion 23, the first connecting portion 23 is connected with the third connecting portion 12, specifically, the clamping portion 25 is located at one side of the first connecting portion 23, the first connecting portion 23 is located between the clamping portion 25 and the supporting portion 21, a plurality of first connecting holes are formed in the first connecting portion 23, the first connecting holes are located at edges of the first connecting portion 23, the plurality of first connecting holes are formed in the circumferential direction of the second sleeve 2 at equal intervals, a plurality of second connecting holes corresponding to the positions of the first connecting holes are formed in the third connecting portion 12, a screw or bolt penetrates through the first connecting holes and the second connecting holes, and the first connecting portion 23 is connected with the third connecting portion 12 through the nut locking the screw or the bolt, and accordingly the first connecting portion 23 is connected with the third connecting portion 12, and the first sleeve 1 and the second sleeve 2 are connected.
Referring to fig. 4 and 5, the connecting piece 3 is used for being connected with a support tube of an electro-optical-electro-hydraulic composite submarine cable to be tested, the connecting piece 3 is connected with one end, far away from the clamping part 25, of the second sleeve 2, a plurality of through holes 32 communicated with the second sleeve 2 are formed in the connecting piece 3, the positions and the number of the through holes 32 correspond to those of the support tube, and the support tube can penetrate through the through holes 32 and is connected with the side wall of the through holes 32. The connecting piece 3 includes a fourth connecting portion 31, the fourth connecting portion 31 is located at one end of the connecting piece 3 near the second sleeve 2, the fourth connecting portion 31 is connected with the second connecting portion 24, and a connection mode of the fourth connecting portion 31 and the second connecting portion 24 is the same as a connection mode of the first connecting portion 23 and the third connecting portion 12, which is not described again.
Referring to fig. 4 and 6, the sealing member 4 is used for being connected with an external pressurizing device, a pressurizing cavity 42 is arranged at one side of the sealing member 4, the through hole 32 is communicated with the pressurizing cavity 42, one end, far away from the connecting member 3, of the sealing member 4 is provided with two pressurizing holes 41 communicated with the pressurizing cavity 42, the sealing member 4 is connected with the connecting member 3, and the connection mode of the sealing member 4 and the connecting member 3 is the same as that of the first connecting portion 23 and the third connecting portion 12, and will not be repeated. The external pressurizing device is connected with the pressurizing hole 41, and can introduce gas or liquid into the pressurizing cavity 42, so that the gas or liquid can enter the supporting tube, the internal pressure of the supporting tube is increased, and the test optical-electric-hydraulic composite submarine cable can be tested under the condition that the supporting tube is pressurized. Preferably, a sealing ring is arranged at the edge of the opening end of the pressurizing cavity 42, and the sealing ring can prop against the connecting piece 3, so that the sealing performance of the pressurizing cavity 42 is improved.
Example two
The invention further provides a connecting method for the electro-optical liquid composite submarine cable test, which adopts the connecting device for the electro-optical liquid composite submarine cable test in the first embodiment to be connected with the electro-optical liquid composite submarine cable, and comprises the following steps of S1 stripping and cutting off an outer sheath of the electro-optical liquid composite submarine cable to be tested, S2 penetrating the rest part of the electro-optical liquid composite submarine cable to be tested through a first sleeve 1, S2 bending an outer armor wire of the electro-optical liquid composite submarine cable to be tested, enabling the outer armor wire to be located between the first sleeve 1 and a clamping piece 5, penetrating the rest part of the electro-optical liquid composite submarine cable to be tested through the clamping piece 5, S3 bending an inner armor wire of the electro-optical liquid composite submarine cable to be tested, enabling the inner armor wire to be located between the clamping piece 5 and a clamping part 25, connecting the first sleeve 1 with a second sleeve 2, S4 stripping and cutting off the inner sheath, enabling the rest part of the electro-optical liquid composite submarine cable to be tested to be penetrated through the second sleeve 2, enabling an electric unit and an end of the optical unit to be penetrated out of a wire through a wire hole 22, S5 penetrating the end part of a supporting tube through a through hole 32 of the connecting piece 3, connecting piece 3 and a sealing and a side wall of the supporting tube to be connected with the second sleeve 2 and a sealing cavity to be connected with the sealing cavity to be in a sealing mode, and the sealing mode is connected with the side wall of the sealing cavity to be connected with the sealing cavity to be 3. After the electro-optical composite submarine cable to be tested is connected with the connecting device, the connecting device can be fixed with the testing equipment, so that the electro-optical composite submarine cable to be tested is subjected to a tensile bending test. The external pressurizing device can be used for introducing gas or liquid into the pressurizing cavity 42, and the gas or liquid can enter the supporting tube, so that the internal pressure of the supporting tube is increased, and the test electro-optical-hydraulic composite submarine cable can be tested under the condition that the supporting tube is pressurized. The light unit and the electrical unit are connected to the test device such that the light unit and the electrical unit are detected.
The step S2 further includes an outer layer armoured wire cutting step of cutting the outer layer armoured wire so that the end of the outer layer armoured wire is located between the clamping part 5 and the first sleeve 1, and the step S3 further includes an inner layer armoured wire cutting step of cutting the inner layer armoured wire so that the end of the inner layer armoured wire is located between the clamping part 25 and the clamping part 5. Cutting of the outer layer armor wires and the inner layer armor wires is achieved, so that the first sleeve 1 and the second sleeve 2 are connected more easily, and meanwhile clamping of the outer layer armor wires and the inner layer armor wires is stable.
According to the connecting device and the connecting method for the photoelectric liquid composite submarine cable test, through the matching arrangement of the first sleeve 1, the second sleeve 2 and the clamping piece 5, the outer layer armor wires can be clamped between the first sleeve 1 and the clamping piece 5, and the inner layer armor wires can be clamped between the clamping part 25 and the clamping piece 5, so that the photoelectric liquid composite submarine cable to be tested can be stably fixed, the glue is not required to wait for air drying, and the connecting efficiency of the photoelectric liquid composite submarine cable is improved. When the photoelectric liquid composite submarine cable to be tested is fixed through glue filling in the prior art, when the connecting device is required to be fixed with another photoelectric liquid composite submarine cable to be tested after the photoelectric liquid composite submarine cable is tested, glue cleaning operation is required, and processing steps are complicated.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations and modifications of the present invention will be apparent to those of ordinary skill in the art in light of the foregoing description. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present invention.
Claims (10)
1. The utility model provides a connecting device is used in test of photoelectricity liquid compound sea cable which characterized in that includes:
the clamping assembly comprises a first sleeve, a clamping piece and a second sleeve, the diameter of the clamping piece gradually decreases towards the direction approaching to the first sleeve, the clamping piece can extend into the first sleeve, the second sleeve comprises a clamping part, the clamping part can extend into the clamping piece, the first sleeve is connected with the second sleeve, and a wire passing hole is formed in the side wall of the second sleeve;
The connecting piece is connected with one end, far away from the clamping part, of the second sleeve, and a plurality of through holes communicated with the second sleeve are formed in the connecting piece;
The sealing piece is provided with a pressurizing cavity, the through hole is communicated with the pressurizing cavity, the sealing piece is provided with a pressurizing hole communicated with the pressurizing cavity, and the sealing piece is connected with the connecting piece.
2. The connection device for testing the photoelectric liquid composite submarine cable according to claim 1, wherein the first sleeve comprises a first accommodating cavity, the clamping piece comprises a second accommodating cavity, the second sleeve comprises a third accommodating cavity, the first accommodating cavity, the second accommodating cavity and the third accommodating cavity are communicated with each other and form a connection channel, and the wire through hole is communicated with the third accommodating cavity.
3. The connection device for testing the photoelectric liquid composite submarine cable according to claim 2, wherein the diameter of the first accommodating cavity is gradually reduced in a direction away from the clamping piece, the clamping piece is located in the first accommodating cavity, and a first clamping space is formed between the clamping piece and the side wall of the first accommodating cavity.
4. The connection device for testing the photoelectric liquid composite submarine cable according to claim 2, wherein the diameter of the second accommodating cavity gradually decreases towards the direction approaching the first sleeve, the clamping part is located in the second accommodating cavity, and a second clamping space is formed between the clamping part and the side wall of the second accommodating cavity.
5. The connection device for testing the electro-optical liquid composite submarine cable according to claim 1, wherein the first sleeve comprises a guide portion, the guide portion is located at one end, away from the clamping piece, of the first sleeve, and the guide portion is arranged along the circumferential direction of the first sleeve.
6. The connection device for testing the electro-optical liquid composite submarine cable according to claim 1, wherein the second sleeve further comprises a supporting portion, a first connection portion and a second connection portion, the supporting portion is located between the first connection portion and the second connection portion, and the wire through hole is located on the supporting portion.
7. The connection device for testing the electro-optical liquid composite submarine cable according to claim 6, wherein the first sleeve further comprises a third connection portion, the third connection portion is located at one end, close to the second sleeve, of the first sleeve, the first connection portion is located at one end, close to the first sleeve, of the second sleeve, and the first connection portion is connected with the third connection portion.
8. The connection device for testing the electro-optical liquid composite submarine cable according to claim 6, wherein the connecting piece comprises a fourth connecting portion, the fourth connecting portion is located at one end, close to the second sleeve, of the connecting piece, and the fourth connecting portion is connected with the second connecting portion.
9. The connection method for the photoelectric liquid composite submarine cable test is characterized in that the photoelectric liquid composite submarine cable comprises an outer sheath, an outer layer armored steel wire, an inner layer armored steel wire and an inner sheath which are sequentially arranged from outside to inside, an electric unit, an optical unit and a supporting tube are coated on the inner sheath, and the connection device for the photoelectric liquid composite submarine cable test is connected with the photoelectric liquid composite submarine cable by adopting the connection device for the photoelectric liquid composite submarine cable test according to any one of claims 1-8, and comprises the following steps:
s1, stripping and cutting an outer sheath of an electro-optical composite submarine cable to be tested, and enabling the rest part of the electro-optical composite submarine cable to be tested to pass through a first sleeve;
S2, bending an outer layer armored steel wire of the electro-optical composite submarine cable to be tested, enabling the outer layer armored steel wire to be located between the first sleeve and the clamping piece, and enabling the rest part of the electro-optical composite submarine cable to be tested to pass through the clamping piece;
S3, bending an inner layer armor wire of the electro-optical composite submarine cable to be tested, enabling the inner layer armor wire to be positioned between the clamping piece and the clamping part, and connecting the first sleeve with the second sleeve;
S4, stripping and cutting off the inner sheath, enabling the rest part of the electro-optical composite submarine cable to be tested to pass through the second sleeve, and enabling the ends of the electric unit and the optical unit to pass out through the wire through hole;
s5, penetrating the end part of the support tube through a through hole of the connecting piece, connecting the connecting piece with the second sleeve, and sealing and connecting the support tube with the side wall of the through hole;
And S6, connecting the sealing element with the connecting element, wherein the end part of the supporting tube is positioned in the pressurizing cavity.
10. The method for connecting an electro-optical liquid composite submarine cable according to claim 9, wherein the step S2 further comprises an outer layer armoured wire cutting step of cutting the outer layer armoured wire so that the end of the outer layer armoured wire is located between the clamping part and the first sleeve, and the step S3 further comprises an inner layer armoured wire cutting step of cutting the inner layer armoured wire so that the end of the inner layer armoured wire is located between the clamping part and the clamping part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202510459742.9A CN120582037A (en) | 2025-04-14 | 2025-04-14 | A connection device and method for testing an optoelectronic-liquid composite submarine cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202510459742.9A CN120582037A (en) | 2025-04-14 | 2025-04-14 | A connection device and method for testing an optoelectronic-liquid composite submarine cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN120582037A true CN120582037A (en) | 2025-09-02 |
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ID=96855457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202510459742.9A Pending CN120582037A (en) | 2025-04-14 | 2025-04-14 | A connection device and method for testing an optoelectronic-liquid composite submarine cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN120582037A (en) |
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2025
- 2025-04-14 CN CN202510459742.9A patent/CN120582037A/en active Pending
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