CN109319067B - Underwater cable butt joint device - Google Patents
Underwater cable butt joint device Download PDFInfo
- Publication number
- CN109319067B CN109319067B CN201811109849.7A CN201811109849A CN109319067B CN 109319067 B CN109319067 B CN 109319067B CN 201811109849 A CN201811109849 A CN 201811109849A CN 109319067 B CN109319067 B CN 109319067B
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- China
- Prior art keywords
- butt joint
- terminal
- butt
- electromagnet
- joint terminal
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- 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.)
- Expired - Fee Related
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- 210000001503 joint Anatomy 0.000 title claims abstract description 140
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 238000003032 molecular docking Methods 0.000 claims description 13
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 239000007788 liquid Substances 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 238000000034 method Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 239000013535 sea water Substances 0.000 description 2
- 238000007791 dehumidification Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C11/00—Equipment for dwelling or working underwater; Means for searching for underwater objects
- B63C11/52—Tools specially adapted for working underwater, not otherwise provided for
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention provides an underwater cable butt joint device, which comprises a first butt joint terminal and a second butt joint terminal, wherein the first butt joint terminal is connected with the second butt joint terminal; the first butt-joint terminal and the second butt-joint terminal are coaxial in center, and a cable butt-joint part is arranged on the central axis of the first butt-joint terminal and the central axis of the second butt-joint terminal; the cable butt joint part of the first butt joint terminal and the second butt joint terminal is provided with an electromagnet butt joint ring in a surrounding way; at least one drainage air bag is arranged in a closed cavity formed after the first butt joint terminal and the second butt joint terminal are in butt joint, and at least one drainage one-way valve is arranged on a shell of the first butt joint terminal and/or the second butt joint terminal which are used for forming the outer wall of the closed cavity; according to the invention, the first butt joint terminal and the second butt joint terminal are close to each other, so that the two electromagnet butt joint rings are directly adsorbed and butted, the outer shells of the first butt joint terminal and the second butt joint terminal are butted and sealed, then the drainage air bag is controlled to expand to discharge internal liquid, and finally the drainage air bag is contracted, so that underwater sealing under a negative pressure state is realized.
Description
Technical Field
The invention relates to the technical field of underwater cable butt joint, in particular to an efficient and stable underwater cable butt joint device.
Background
The device that exists at present is complicated in structure, needs diver and various machinery to carry out a large amount of work when the installation, like butt joint installation switch both ends, drainage dehumidification etc. and work load is big, and required precision is high, still needs a large amount of work when dismantling.
Disclosure of Invention
According to the technical problem provided by the invention, an efficient and stable underwater cable butt joint device is provided.
The technical means adopted by the invention are as follows:
an underwater cable docking device comprising:
a first docking terminal and a second docking terminal;
the outer shells of the first butt joint terminal and the second butt joint terminal are both of cylindrical cover body structures, and a closed cavity is formed after the outer shells of the first butt joint terminal and the second butt joint terminal are axially buckled;
the center of the first butt-joint terminal is coaxial with that of the second butt-joint terminal, and a cable butt-joint part is arranged on the central axis of the first butt-joint terminal and the central axis of the second butt-joint terminal;
the cable butt joint part of the first butt joint terminal and the second butt joint terminal is provided with an electromagnet butt joint ring in a surrounding way;
after the two electromagnet butt-joint rings are mutually adsorbed, the cable butt-joint part of the first butt-joint terminal and the cable butt-joint part of the second butt-joint terminal are just jointed and electrified;
at least one drainage air bag is arranged in a closed cavity formed after the first butt joint terminal and the second butt joint terminal are in butt joint, and at least one drainage one-way valve is arranged on a shell of the first butt joint terminal and/or the second butt joint terminal which are used for forming the outer wall of the closed cavity;
the air supply port of the water drainage air bag is communicated with an external air compression device or an air compression air bag.
According to the invention adopting the technical scheme, under the condition that the first butt joint terminal and the second butt joint terminal are close to each other and are basically axially aligned (the axial alignment can be realized by a tool or the matching of the corresponding guide block and the guide groove arranged between the outer shells of the first butt joint terminal and the second butt joint terminal), the two electromagnet butt joint rings are controlled to be electrified and have mutual attraction polarity, so that the two electromagnet butt joint rings are directly adsorbed and butted, after complete butt joint (the butt joint part of a cable is connected), the outer shells of the first butt joint terminal and the second butt joint terminal are also butted and sealed, the diameters of the butt joint parts of the outer shells of the first butt joint terminal and the second butt joint terminal are generally set to be different, and the butt joint end part of the outer shell of the first butt joint terminal is embedded into the butt joint part of the outer shell of the second butt joint terminal or;
then the air feed inflation of water supply and drainage gasbag, the inside gas-liquid of sealed cavity that forms after the shell body of first butt joint terminal and the shell body of second butt joint terminal are sealed all extrudees through the drainage check valve in the drainage gasbag inflation process, and after finishing extruding, the shrink is controlled to the drainage gasbag, is the negative pressure in the sealed cavity like this, and outside liquid pressure can further guarantee the leakproofness between the shell body of first butt joint terminal and the shell body of second butt joint terminal like this.
When the outer shells of the two first butt-joint terminals and the second butt-joint terminal need to be opened, the water discharging air bag can be rotated to control whether to expand the water discharging air bag again according to the actual sealing condition, but the two electromagnet butt-joint rings are controlled to have the same polarity and mutually repel each other.
Furthermore, a distance sensor for detecting the butting condition of the electromagnet butting ring of the first butting terminal and the electromagnet butting ring of the second butting terminal is arranged in the electromagnet butting ring of the first butting terminal and the electromagnet butting ring of the second butting terminal, and data signals of the distance sensor are transmitted to a control circuit controller for controlling the electromagnet polarity and the magnetic force of the electromagnet butting ring 5.
The butt joint end part of the electromagnet butt joint ring is provided with a mechanical quick sealing door which is opened and closed in a petal-shaped rotating manner, in order to cause danger when the connection is disconnected and seawater enters, the mechanical quick sealing door is opened and closed through rotation, when the watertight door is opened, the butt joint part of the cable is synchronously pushed out, and the two devices are in butt joint like when a digital camera lens is started; in the separated mode, the watertight door is rotated to be closed, and the cable butt joint part is synchronously retracted, which is similar to the action of the digital camera during shutdown.
Furthermore, the outer shells of the first butt joint terminal and the second butt joint terminal are cylindrical, and the structure is convenient for butt joint.
The electromagnet butt joint ring is a cylindrical ring;
furthermore, the butt joint end parts of the electromagnet butt joint rings of the first butt joint terminal and the electromagnet butt joint rings of the second butt joint terminal are in conical surface butt joint, namely the butt joint end part of one electromagnet butt joint ring is a convex conical surface, and the other electromagnet butt joint ring is a concave conical surface, so that a structure which can be guided to be aligned and can increase the sealing area is formed.
Compared with the prior art, the invention has the following advantages:
1. the structure is not a complex mechanical structure.
2. The opening and closing can be automatically controlled.
3. Sealing performance and stability.
Based on the reason, the invention can be widely popularized in the fields of underwater cable butt joint and the like.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the internal structure of the docking terminal when the drainage bladder of the present invention is not inflated.
FIG. 2 is a schematic view of the internal structure of the butt terminal of the present invention after the water discharging air bag is expanded.
Fig. 3 is a schematic structural view of the two butt terminals of the present invention in butt joint.
Fig. 4 is a schematic structural view of the mechanical quick seal door of the electromagnet butt joint ring of the present invention when closed.
Fig. 5 is a schematic structural view of the mechanical quick seal door of the electromagnet docking ring of the present invention when it is opened.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. Any specific values in all examples shown and discussed herein are to be construed as exemplary only and not as limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
In the description of the present invention, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in the drawings, and are used for convenience of description and simplicity of description only, and in the absence of any contrary indication, these directional terms are not intended to indicate and imply that the device or element so referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be considered as limiting the scope of the present invention: the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
It should be noted that the terms "first", "second", and the like are used to define the components, and are only used for convenience of distinguishing the corresponding components, and the terms have no special meanings unless otherwise stated, and therefore, the scope of the present invention should not be construed as being limited.
As shown in fig. 1 to 5, the present invention provides an underwater cable docking device, including:
a first docking terminal a and a second docking terminal B;
the outer shells of the first butt terminal A and the second butt terminal B are both of a cylindrical cover body structure, and the outer shell of the first butt terminal A and the outer shell of the second butt terminal B are axially buckled to form a closed cavity C;
the center of the first butt-joint terminal A is coaxial with that of the second butt-joint terminal B, and a cable butt-joint part 4 is arranged on the central axis of the first butt-joint terminal A and the central axis of the second butt-joint terminal B;
the cable butt joint part 4 of the first butt joint terminal A and the second butt joint terminal B is provided with an electromagnet butt joint ring 5 in a surrounding way;
after the two electromagnet butting rings 5 are mutually adsorbed, the cable butting part 4 of the first butting terminal A and the cable butting part 4 of the second butting terminal B are just jointed and electrified;
at least one drainage air bag 6 is arranged in a closed chamber C formed after the first butt joint terminal A and the second butt joint terminal B are in butt joint, and at least one drainage one-way valve 1 is arranged on a shell of the first butt joint terminal A and/or the second butt joint terminal B which are used for forming the outer wall of the closed chamber C;
the air supply port of the drainage air bag 6 is communicated with an external air compression device or an air compression air bag.
In the invention adopting the above technical solution, under the condition that the first butt terminal a and the second butt terminal B are close to each other and are basically axially aligned (the axial alignment can be realized by a tool or the matching of the corresponding guide block and the guide groove arranged between the outer shells of the first butt terminal a and the second butt terminal B), controlling the two electromagnet butting rings 5 to be electrified and have mutually attractive polarities, so that the two electromagnet butting rings 5 are directly attracted and butted, and after the two electromagnet butting rings are completely butted (a cable butting part 4 is connected), butting and sealing of the outer shells of the first butting terminal A and the second butting terminal B are also realized;
then the water supply and drainage air bag 6 supplies air and expands, in the expansion process of the water drainage air bag 6, air and liquid inside a sealing chamber C formed after the outer shell of the first butt joint terminal A and the outer shell of the second butt joint terminal B are sealed are extruded out through the water drainage one-way valve 1, after the extrusion is finished, the water drainage air bag 6 is controlled to contract, negative pressure exists in the sealing chamber C, and the sealing performance between the outer shell of the first butt joint terminal A and the outer shell of the second butt joint terminal B can be further guaranteed by external liquid pressure.
When the outer shells of the two first butt-joint terminals a and the second butt-joint terminal B need to be opened, the drainage air bag 6 can be rotated to control whether to expand again according to the actual sealing condition, but the two electromagnet butt-joint rings 5 are controlled to have the same polarity and repel each other.
Furthermore, a distance sensor 2 for detecting the butting condition of the electromagnet butting ring 5 of the first butting terminal a and the electromagnet butting ring 5 of the second butting terminal B is arranged in the electromagnet butting ring 5 of the first butting terminal a and the second butting terminal B, and a data signal of the distance sensor 2 is transmitted to a control circuit controller for controlling the electromagnet polarity and the magnetic force of the electromagnet butting ring 5.
Furthermore, the outer shells of the first butt-joint terminal a and the second butt-joint terminal B are both cylindrical, and the structure is convenient for butt joint.
The electromagnet butt joint ring 5 is a cylindrical ring;
the butt joint end part of the electromagnet butt joint ring is provided with a mechanical quick sealing door 3 which is opened and closed in a petal-shaped rotating manner, in order to cause danger when the connection is disconnected and seawater enters, the mechanical quick sealing door is opened and closed through rotation, when the watertight door is opened, the butt joint part of the cable is synchronously pushed out, and the two devices are in butt joint like when a digital camera lens is started; in the separated mode, the watertight door is rotated to be closed, and the cable butt joint part is synchronously retracted, which is similar to the action of the digital camera during shutdown.
Furthermore, the butt joint end of the electromagnet butt joint ring 5 of the first butt joint terminal a and the butt joint end of the electromagnet butt joint ring 5 of the second butt joint terminal B are in conical surface butt joint, that is, the butt joint end of one electromagnet butt joint ring 5 is a convex conical surface, and the other electromagnet butt joint ring 5 is a concave conical surface, so that a structure capable of guiding alignment and increasing the sealing area is formed.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (5)
1. An underwater cable docking device, comprising:
a first butt terminal (A) and a second butt terminal (B);
the outer shells of the first butt terminal (A) and the second butt terminal (B) are both of cylindrical cover body structures, and the outer shell of the first butt terminal (A) and the outer shell of the second butt terminal (B) are axially buckled to form a closed cavity (C);
the centers of the first butt-joint terminal (A) and the second butt-joint terminal (B) are coaxial, and a cable butt-joint part (4) is arranged on the central axis of the first butt-joint terminal (A) and the second butt-joint terminal (B);
the cable butt joint part (4) of the first butt joint terminal (A) and the second butt joint terminal (B) is provided with an electromagnet butt joint ring (5) in a surrounding way;
after the two electromagnet butting rings (5) are mutually adsorbed, just the cable butting part (4) of the first butting terminal (A) and the cable butting part (4) of the second butting terminal (B) are jointed and electrified;
at least one drainage air bag (6) is arranged in a closed chamber (C) formed after the first butt joint terminal (A) and the second butt joint terminal (B) are butted, and at least one drainage one-way valve (1) is arranged on a shell of the first butt joint terminal (A) and/or the second butt joint terminal (B) which are used for forming the outer wall of the closed chamber (C);
and the air supply port of the drainage air bag (6) is communicated with an external air compression device or an air compression air bag.
2. An underwater cable docking device according to claim 1, wherein:
a distance sensor (2) for detecting the butt joint condition of the electromagnet butt joint ring (5) of the first butt joint terminal (A) and the electromagnet butt joint ring (5) of the second butt joint terminal (B) is arranged in the electromagnet butt joint ring (5) of the first butt joint terminal (A) and the second butt joint terminal (B), and data signals of the distance sensor (2) are transmitted to a control circuit controller for controlling the electromagnet polarity and the magnetic force of the electromagnet butt joint ring (5).
3. An underwater cable docking device according to claim 1, wherein:
the outer shells of the first butt joint terminal (A) and the second butt joint terminal (B) are both cylindrical.
4. An underwater cable docking device according to claim 1, wherein:
the butt joint end parts of the electromagnet butt joint rings (5) of the first butt joint terminal (A) and the electromagnet butt joint rings (5) of the second butt joint terminal (B) are in conical surface butt joint, namely the butt joint end part of one electromagnet butt joint ring (5) is a convex conical surface, and the other electromagnet butt joint ring (5) is a concave conical surface.
5. An underwater cable docking device according to claim 1, wherein:
the butt joint end part of the electromagnet butt joint ring is provided with a mechanical quick sealing door which is opened and closed in a petal-shaped rotating manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811109849.7A CN109319067B (en) | 2018-09-21 | 2018-09-21 | Underwater cable butt joint device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811109849.7A CN109319067B (en) | 2018-09-21 | 2018-09-21 | Underwater cable butt joint device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109319067A CN109319067A (en) | 2019-02-12 |
| CN109319067B true CN109319067B (en) | 2020-09-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811109849.7A Expired - Fee Related CN109319067B (en) | 2018-09-21 | 2018-09-21 | Underwater cable butt joint device |
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| CN (1) | CN109319067B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110485965B (en) * | 2019-07-26 | 2021-08-06 | 大连理工大学 | Winding inflatable extrusion type plugging device for crude oil blowout |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103863536A (en) * | 2014-02-27 | 2014-06-18 | 中国船舶重工集团公司第七一〇研究所 | Underwater external self-releasing posture adjusting device |
| CN205707251U (en) * | 2016-06-13 | 2016-11-23 | 西北工业大学 | One vehicle equipment containment type flexible docking device under water |
| CN107089309A (en) * | 2017-04-19 | 2017-08-25 | 中国科学院南海海洋研究所 | A kind of ejection type deep-sea untethered sampler unlocking mechanism |
| CN108001648A (en) * | 2017-12-20 | 2018-05-08 | 西北工业大学 | A kind of submarine navigation device docking facilities |
| CN207433777U (en) * | 2017-11-28 | 2018-06-01 | 深圳市吉影科技有限公司 | Underwater unmanned plane |
-
2018
- 2018-09-21 CN CN201811109849.7A patent/CN109319067B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103863536A (en) * | 2014-02-27 | 2014-06-18 | 中国船舶重工集团公司第七一〇研究所 | Underwater external self-releasing posture adjusting device |
| CN205707251U (en) * | 2016-06-13 | 2016-11-23 | 西北工业大学 | One vehicle equipment containment type flexible docking device under water |
| CN107089309A (en) * | 2017-04-19 | 2017-08-25 | 中国科学院南海海洋研究所 | A kind of ejection type deep-sea untethered sampler unlocking mechanism |
| CN207433777U (en) * | 2017-11-28 | 2018-06-01 | 深圳市吉影科技有限公司 | Underwater unmanned plane |
| CN108001648A (en) * | 2017-12-20 | 2018-05-08 | 西北工业大学 | A kind of submarine navigation device docking facilities |
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| Publication number | Publication date |
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| CN109319067A (en) | 2019-02-12 |
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