An underwater micro rubber transmission assembly and a manufacturing method thereof

Abstract

The application discloses an underwater micro rubber transmission assembly and a manufacturing method thereof, which comprises a plug assembly and a socket assembly, wherein the plug assembly and a water-tight cable are integrally formed by injection molding, and the socket assembly is integrally formed by injection molding and is connected with silver-plated wires. The application can meet the use requirements within 2500 meters underwater, and the mechanical performance, environmental resistance, pressure resistance and other aspects thereof meet the index requirements. The water-tight transmission cable requires an outer diameter of 4mm, and the single-side thickness is only about 0.7mm. The sheath is made of polyurethane material, is resistant to high temperature, and has good flexibility. The connector has small outer dimensions, is excellent in performance, is inexpensive, and can be industrialized and applied to engineering.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of electric transmission, in particular to an underwater micro rubber transmission assembly and a manufacturing method thereof. BACKGROUND

[0002] With the increasing strength of China's national ocean development policy, the ocean development is rapidly developing, and there are new innovations and breakthroughs in many fields such as the survey of ocean and land water resources, seabed topographic mapping, marine biology research, construction and monitoring of water conservancy facilities, repair of water and oil wells, aquaculture, underwater robots, shipwreck salvage and oil field deep sea operations.

[0003] At the beginning, various devices are large and cumbersome, which is particularly inconvenient to use, and consumes a large amount of additional cost for manufacturing, transportation and use. After continuous iteration and development, it becomes smaller and more suitable for use in complex underwater environments.

[0004] In view of such development trend, as the "blood vessels" of underwater equipment system connection, the water-tight connector assembly is small and light, which becomes the main theme of its technical development, and the number of underwater small transmission assemblies needed increases year by year. At present, the connector assemblies that can meet the needs of underwater 2500 meters in China generally have large overall shape and thick transmission cables, which seriously affect the engineering application of these small and light instruments and equipment, so long-term reliance on foreign imports.

[0005] Therefore, the project research of underwater micro rubber transmission assembly has great significance and broad market prospect for China's ocean basic research and ocean development and utilization, which not only can break the foreign technical blockade in this regard and save foreign exchange, but also can greatly save the development cost of the system and promote the development of local related industries.

[0006] Therefore, we propose an underwater micro rubber transmission assembly and a manufacturing method thereof to solve the problems mentioned above. SUMMARY

[0007] The purpose of the present application is to provide an underwater micro rubber transmission assembly and a manufacturing method thereof to solve the problems mentioned in the background.

[0008] To achieve the above purpose, the present application provides the following technical solution: an underwater micro rubber transmission assembly, comprising: a plug assembly and a socket assembly, the plug assembly and a water-tight cable are integrally molded by injection molding, and the socket assembly is integrally injection molded to connect a silver-plated wire;

[0009] The plug assembly includes a plug, the right end of the plug is fixedly connected with a pin contact body, the root of the pin contact body connected with the plug is sleeved with a covering rubber, a water-tight cable penetrates the plug and is connected with the pin contact body, and a locking sleeve is arranged on the outside of the plug and connected with the socket;

[0010] The socket assembly comprises a socket, a jack contact body arranged in the socket, a silver-plated wire connected to the jack contact body, a lip-shaped sealing ring arranged at the left end of the jack contact body, a rubber body wrapped outside the lip-shaped sealing ring, the rubber body being integrally connected to the socket, a rubber sleeve arranged outside the pin contact body and sealingly connected to the rubber body, the pin contact body being electrically connected to the jack contact body in a plug-in manner, the rubber sleeve being plugged into the lip-shaped sealing ring, and a sealing ring being arranged outside the socket.

[0011] Preferably, the water-proof cable comprises a communication control line and a power line, the control line and the power line mainly comprising four conductors, the conductors being wrapped with an insulation layer, the four insulation layers being collectively wrapped with a tape, a filler being arranged between the insulation layer and the tape, a braided layer being wrapped outside the tape, and a sheath being wrapped outside the braided layer.

[0012] Preferably, the sheath is made of polyether polyurethane material, and the braided layer is made of tinned copper wire.

[0013] Preferably, the water-proof cable has an outer diameter of about 4 mm and a single-side thickness of about 0.7 mm.

[0014] The manufacturing method of the underwater micro rubber transmission assembly comprises the following steps:

[0015] (1) The structure and material of the cable are designed according to impedance and shielding performance, and the water-proof transmission cable is manufactured.

[0016] (2) The plug connector is designed and manufactured through mold design, pinhole design and shape design, the plug connector and the water-proof transmission cable are integrally rubber injection molded to form a plug assembly;

[0017] (3) The socket assembly is designed and manufactured through mold design, pinhole design and shape design, and the socket assembly and the silver-plated wire are integrally rubber injection molded to form a socket assembly;

[0018] (4) The socket assembly and the plug assembly are plugged together to form an underwater micro rubber transmission assembly.

[0019] Compared with the prior art, the present application has the following advantages:

[0020] 1. The underwater micro rubber transmission assembly can meet the requirements for use within 2500 meters underwater, and the mechanical performance, environmental resistance and pressure resistance thereof meet the index requirements; the water-proof transmission cable has an outer diameter of about 4 mm and a single-side thickness of about 0.7 mm, the sheath is made of polyether polyurethane material, has good flexibility and high temperature resistance, the cable is thin, the sheath is thin and reliable, and the size of the cable is small, thereby solving the problems that the internal structural parts of the underwater rubber connector and the water-proof transmission cable are damaged due to being unable to withstand too large injection pressure, and the product is not full due to too small pressure.

[0021] 2, small volume, large depth use, excellent performance, affordable price, while the water pressure material, to realize the underwater 2500 meters stable transmission laid technical foundation ability, and can gradually realize industrialization and engineering application. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 is the structural schematic diagram of the present application;

[0023] Figure 2 is the A of the present application Figure 1 enlarged view;

[0024] Figure 3 is the structural schematic diagram of the water-tight cable in the present application;

[0025] Figure 4 is the manufacturing flow chart of the present application.

[0026] In the figure: 1, water-tight cable; 2, rubber coating; 3, pin contact; 4, rubber body; 5, lip seal ring; 6, plug; 7, socket; 8, jack contact; 9, sealing ring; 10, silver-plated wire; 11, conductor; 12, insulation layer; 13, filler; 14, tape; 15, braided layer; 16, sheath. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0028] Please refer to Figures 1-4 , the present application provides a technical solution: a kind of underwater miniature rubber transmission assembly and its manufacturing method, including: plug assembly and socket assembly, the plug assembly and water-tight cable 1 injection molding integrated, socket assembly integrated injection molding connects silver-plated wire 10;

[0029] Plug assembly and socket assembly form a seal underwater, so that water-tight cable 1 and silver-plated wire 10 are sealed and conductively connected;

[0030] Water-tight cable 1 includes communication control line and power line, and the control line and the power line are mainly composed of conductor 11, the conductor 11 is provided with four, the conductor 11 is wrapped with insulation layer 12, the four insulation layers 12 are collectively wrapped with tape 14, the filler 13 is arranged between the insulation layer 12 and the tape 14, the tape 14 outer layer is wrapped with braided layer 15, and the braided layer 15 is wrapped with sheath 16 outside;

[0031] The sheath 16 is made of polyether polyurethane material, which is wear-resistant, resistant to ultraviolet radiation, slows down the aging speed of the cable caused by ultraviolet radiation, and has very good flexibility and good bending strength. The braided layer 15 is made of tinned copper wire, and the braiding density is greater than 80%. The braided layer 15 transmits analog electrical signals and ensures that the signal transmission is not disturbed by external electromagnetic fields. Through reasonable structural design, the conductor 11 wrapped by the insulating layer 12 is tightly arranged in the water-proof cable 1, so that the water-proof cable 1 has stable structure and reliable performance, and the stable transmission of electrical energy and signal channels under water is ensured.

[0032] The water-proof cable 1 requires an outer diameter of φ4mm and a single-side thickness of only about 0.7mm. The water-proof cable 1 is thin, and the sheath 16 is thinner and more reliable.

[0033] The plug assembly includes a plug 6. The plug 6 is fixedly connected to a pin contact body 3 at the right end. The root of the connection between the pin contact body 3 and the plug 6 is sleeved with a covering rubber 2. The water-proof cable 1 penetrates the plug 6 and is connected to the pin contact body 3. A locking sleeve is provided on the outside of the plug 6 and is connected to a socket 7.

[0034] The socket assembly includes a socket 7. The socket 7 is provided with a socket contact body 8. The socket contact body 8 is connected to a silver-plated wire 10. The left end of the socket contact body 8 is provided with a lip-shaped sealing ring 5. The lip-shaped sealing ring 5 is wrapped with a rubber body 4. The rubber body 4 is integrally connected to the socket 7. The pin contact body 3 is electrically connected to the socket contact body 8 through plug-in connection. The covering rubber 2 is plugged into the lip-shaped sealing ring 5. The socket 7 is sleeved with a sealing ring 9.

[0035] When the rubber assembly on the underwater small plug 6 is connected to the rubber assembly on the underwater small socket 7, the pin contact body 3 of the covering rubber 2 and the socket contact body 8 of the rubber body 4 are elastically interference-fitted to achieve isolation and sealing between the contact bodies and between the contact bodies and seawater.

[0036] The manufacturing method of the underwater micro rubber transmission assembly comprises the following steps:

[0037] (1) The structure and material of the cable are designed according to the impedance and shielding performance to form a water-proof transmission cable 1.

[0038] (2) The plug connector is designed and manufactured through mold design, pin hole design and shape design. The plug connector and the water-proof transmission cable are integrally rubber-injected to form a plug assembly.

[0039] (3) The socket assembly is designed and manufactured through mold design, pin hole design and shape design. The socket assembly and the silver-plated wire are integrally rubber-injected to form a socket assembly.

[0040] (4) The socket assembly and the plug assembly are plugged in to form an underwater micro rubber transmission assembly.

[0041] Those aspects of the description which are not otherwise fully described in detail are deemed to be part of the prior art to those skilled in the art.

[0042] While embodiments of the application have been shown and described, it is to be understood that various other modifications can be made by those skilled in the art without departing from the spirit and scope of the present application, which is defined by the appended claims and their equivalents.

Claims

1. An underwater micro-rubber transmission assembly, characterized by: The utility model relates to a kind of underwater micro rubber transmission components, including: Plug assembly and socket assembly, the plug assembly and watertight cable (1) are integrally injection molded, socket assembly integrally injection molded silver-plated wire (10) is connected; Plug assembly includes plug (6), plug (6) right end fixedly connected with pin contact body (3), pin contact body (3) is provided with covering rubber (2) with the root portion of plug (6) connection, watertight cable (1) is connected with pin contact body (3) through plug (6), plug (6) outside is equipped with locking nut, and is connected with socket; Socket assembly includes socket (7), socket (7) is equipped with jack contact body (8) inside, jack contact body (8) is connected with silver-plated wire (10), jack contact body (8) left end is equipped with lip seal ring (5), lip seal ring (5) is wrapped with rubber body (4) outside, rubber body (4) is integrally connected with socket (7), rubber body (4) is sealed with the rubber sleeve outside pin contact body (3) and is inserted, pin contact body (3) is electrically connected with jack contact body (8) and is inserted, covering rubber (2) is inserted with lip seal ring (5), socket (7) outer wall is equipped with sealing ring (9); The watertight cable (1) includes communication control line and power line, and the control line and the power line are mainly composed of conductor (11). The conductor (11) is provided with four roots. The conductor (11) is wrapped with an insulating layer (12) outside. The four insulating layers (12) are collectively wrapped with a tape (14) outside. The insulating layer (12) and the tape (14) are provided with a filler (13) therebetween. The tape (14) is wrapped with a braided layer (15) outside. The braided layer (15) is wrapped with a sheath (16) outside. The sheath (16) is made of polyether polyurethane material, and the braided layer (15) is made of tinned copper wire. The plug (6) and the socket (7) are integrally formed by injection molding technology.

2. A method of manufacturing an underwater micro rubber transmission assembly according to claim 1, characterized in that, The method steps are as follows: (1) design the structure and material of the cable according to the impedance and shielding performance, and make the watertight cable (1); (2) design the plug connector by mold design, pinhole design and shape design, and make the plug connector and the watertight transmission cable into plug assembly by integral rubber injection molding; (3) design the socket assembly by mold design, pinhole design and shape design, and make the socket assembly and the silver-plated wire into socket assembly by integral rubber injection molding; (4) plug the socket assembly and the plug assembly to form the underwater micro rubber transmission component.

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