Bend watertight rubber and plastic connector assembly

Abstract

The utility model relates to the technical field of underwater communication, in particular to an elbow watertight rubber and plastic connector assembly. The connector assembly comprises a plug injection molding elastic body and a socket injection molding elastic body, the right end of the inner side of the plug injection molding elastic body is provided with a pin body, the right end of the outer side of the plug injection molding elastic body is provided with a female locking screw sleeve, the left side of the plug injection molding elastic body is provided with a watertight cable, and the cable is connected and conducted with a pin. A jack body is arranged on the inner side of the socket injection molding elastomer, a socket shell is arranged on the outer side of the right end of the socket injection molding elastomer, a jack body is arranged on the right side of the inner side of the socket injection molding elastomer and connected with a silver-plated wire, and the socket shell is provided with a first sealing ring and a second sealing ring. According to the utility model, the overall size is small, the withstand voltage is high and can reach 4500m underwater, the working voltage can reach 600V / DC, the single-core current-carrying capacity is 50A, and meanwhile, the plug adopts an elbow form, so that the problems of large water pressure, high voltage, large current, narrow space and inconvenience in wiring of underwater equipment are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to underwater cable transmission technical field, concretely is a bend watertight rubber and plastic connector assembly. BACKGROUND

[0002] The elbow connector is widely used in the industrial field, and is mainly used for the connection between power equipment and facilities, such as power transformers, generators, high-voltage switch devices and the like. These connectors play an important role in power transmission and distribution, and with the continuous development of the industrial field, the demand for elbow waterproof rubber and plastic connectors is also increasing. In the future, with the improvement of industrial automation, the application field of elbow waterproof rubber and plastic connectors will be further expanded, and the market prospect is very broad.

[0003] With the continuous innovation of science and technology, people's exploration of the ocean is deepening, and various land operation equipment is successively put into underwater, such as power transformers, generators, high-voltage switch devices and the like. The elbow rubber and plastic connector, as one of the important components for the normal operation of underwater equipment, is also widely used, including large underwater engineering machinery, operation tools, underwater lighting, underwater photography, underwater power distribution system, shallow water assembly device, offshore oil exploitation platform and seabed observation network, etc. At the same time, because of the limited space between underwater equipment, it is very difficult to install the connector.

[0004] The water-tightness, insulation and pressure resistance of the elbow watertight rubber and plastic connector are technical difficulties. It is also very important to ensure the reliable connection between the connectors in the harsh deep sea environment. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing an elbow watertight rubber and plastic connector assembly to solve the problems in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an elbow watertight rubber and plastic connector assembly, comprising a plug injection elastomer and a socket injection elastomer, the inner side right end of the plug injection elastomer is provided with a pin body, the outer side right end of the plug injection elastomer is provided with a female locking screw sleeve, the inner wall of the female locking screw sleeve is provided with a cavity, the left side of the plug injection elastomer is provided with a watertight cable, the watertight cable is connected with the pin body and is conductive, the inner side of the socket injection elastomer is provided with a socket body, the outer side of the socket injection elastomer is provided with a socket shell, the inner side right side of the socket injection elastomer is provided with a socket body and is connected with a silver-plated wire, and the socket shell is provided with a first / second sealing ring.

[0007] Further, the outer wall of the socket shell movably installs a knob, one end of the knob is connected with a linkage rod through a shaft coupling, the outer wall of the linkage rod movably sets up a sleeve rod, and one end of the sleeve rod is connected with a sealing gasket.

[0008] Further, the plug injection elastomer and the socket injection elastomer are sealed by rubber surface contact.

[0009] Further, the plug injection elastomer and the socket injection elastomer are connected by the female screw sleeve and the outer thread of the socket shell.

[0010] Further, the water-proof cable is crimped with the pin body and is packaged by the plug injection elastomer; the plug injection elastomer integrally injection molds the pin body and the water-proof cable.

[0011] Further, the silver-plated wire is crimped with the jack body and is packaged by the socket injection elastomer; the socket injection elastomer integrally injection molds the socket shell and the jack body.

[0012] Further, the socket shell is provided with a first / second sealing ring, and axial and radial sealing is formed when the socket shell is installed with the bulkhead.

[0013] Further, the inner wall of the sleeve rod is provided with a cavity, and the cavity of the sleeve rod is provided with a thread matched with the linkage rod.

[0014] Compared with the prior art, the elbow water-proof rubber-plastic connector assembly has the following advantages:

[0015] (1) The overall structure of the connector is optimized, the overall assembly of the connector is simplified, and the performance-price ratio is significantly improved; the overall structure of the connector is optimized, the overall assembly of the connector is simple, the performance-price ratio is high, the locking screw is set, the connection is more reliable, the optimized process is used, the installation space of the connector is reduced, and the multi-directional and multi-angle installation requirements are improved; the overall structure is optimized, the locking screw is set, and the optimized process improves the installation flexibility, which can significantly improve the performance and use effect of the connector, and meet more diversified application requirements.

[0016] (2) The device working in the water environment is usually contacted with various chemicals and some impurities, which may cause corrosion and damage to the elbow water-proof rubber-plastic connector and its related parts, resulting in premature failure or shortened service life of the product; the utility uses the user control knob to drive the sealing gasket to be inserted into the connection between the female locking screw and the socket shell for secondary protection, prevents the connection from being corroded by impurities and chemicals, thereby prolonging the service life of the product, and the simple structure improves the convenience of installation. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0018] Figure 2 It is a structure schematic view of the sealing ring of the utility model;

[0019] Figure 3 It is a structure schematic view of the socket injection elastomer of the utility model;

[0020] Figure 4 It is a structure schematic view of the female locking screw sleeve of the utility model;

[0021] Figure 5 It is a structure schematic view of the knob of the utility model;

[0022] Figure 6 It is a structure schematic view of the linkage rod and sleeve rod of the utility model.

[0023] In the figure: 1, water-tight cable; 2, plug injection elastomer; 3, plug pin body; 4, female locking screw sleeve; 5, jack body; 6, socket injection elastomer; 7, socket shell; 8, silver-plated wire; 9, sealing ring; 10, knob; 11, linkage rod; 12, sleeve rod; 13, sealing gasket. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0025] Please refer to Figures 1-6 The technical solutions provided by the utility model are as follows:

[0026] Embodiment 1

[0027] In this embodiment, a water-tight rubber and plastic connector assembly of elbow includes plug injection elastomer 2 and socket injection elastomer 6, the inner side right end of plug injection elastomer 2 is provided with plug pin body 3, the outer side right end of plug injection elastomer 2 is provided with female locking screw sleeve 4, the inner wall of female locking screw sleeve 4 is provided with cavity, the left side of plug injection elastomer 2 is provided with water-tight cable 1, water-tight cable 1 is connected with plug pin body 3 and is conducted, the inner side of socket injection elastomer 6 is provided with jack body 5, the outer side of socket injection elastomer 6 is provided with socket shell 7, the inner side right side of socket injection elastomer 6 is provided with jack body 5 and is connected with silver-plated wire 8, socket shell 7 is provided with first / second sealing ring 9.

[0028] In this embodiment, one end of the knob 10 is connected with a linkage rod 11 through a shaft coupling, and the outer wall of the linkage rod 11 is movably provided with a sleeve rod 12, one end of the sleeve rod 12 is connected with a sealing gasket 13.

[0029] In this embodiment, the plug injection elastomer and the socket injection elastomer are sealed by rubber surface contact, and the plug injection elastomer 2 and the socket injection elastomer 6 are sealed by rubber surface contact.

[0030] In this embodiment, the plug injection elastomer 2 and the socket injection elastomer 6 are connected through the female screw sleeve 4 and the outer thread of the socket shell 7.

[0031] In this embodiment, the plug injection elastomer 2 integrally injection molds the pin body 3 and the water-proof cable 1.

[0032] In this embodiment, the silver-plated wire 8 is crimped with the jack body 5, and is packaged by the socket injection elastomer 6; the socket injection elastomer 6 integrally injection molds the socket shell 7 and the jack body 5.

[0033] In this embodiment, the socket shell 7 is provided with a first / second sealing ring 9, and forms axial and radial sealing when installed with the bulkhead.

[0034] In this embodiment, the inner wall of the sleeve rod 12 is provided with a cavity, and the cavity of the sleeve rod 12 is provided with a thread matched with the linkage rod 11.

[0035] Working principle: in use, first, the mold processing is needed: clean the mold cavity and the corresponding mold core; spray the mold release agent on the surface of the mold cavity and the mold core, then clean the test, then prepare the pin hole: accurately measure and mark the surface of the pin body, then surface treatment; accurately measure and mark the surface of the jack, then surface treatment; remove the wire skin of the scattered wire, and press the scattered wire firmly with the pin body for use;

[0036] Secondly, vulcanization: the locking sleeve is sleeved on the rubber cable, and the rubber cable core wire is crimped on the prepared jack body; the positioning pin and the pin body are placed in the designed mold, and finally injection vulcanization is performed to make the plug connector assembly; the socket shell is sleeved on the prepared scattered wire, the positioning pin and the jack body are placed in the designed mold, and finally injection vulcanization is performed to make the socket connector assembly;

[0037] Finally, after the female locking nut 4 is connected and installed with the socket shell 7, the user can rotate the knob 10 movably arranged on the outer wall of the socket shell 7, the knob 10 will drive the linkage rod 11 to rotate when rotating, the linkage rod 11 will drive the sleeve rod 12 to move through the thread arranged on the inner wall of the sleeve rod 12 matched with the linkage rod 11 when rotating, the sleeve rod 12 will drive the sealing gasket 13 to move when moving, the sealing gasket 13 will be inserted into the cavity of the female locking nut 4 to perform secondary protection on the insertion pin body 3 and the insertion hole body 5.

[0038] It is apparent for a person skilled in the art that the present application is not limited to the details of the above exemplary embodiments but can be implemented in other embodiments without departing from the scope of the present application. Therefore, the embodiments should be considered in all respects as illustrative and not restrictive, the scope of the present application being indicated by the appended claims rather than by the above description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims concerned.

Claims

1. A water-tight elastomer connector assembly for a bend, comprising a plug injection elastomer (2) and a socket injection elastomer (6), characterized in that: The inner right end of the plug injection elastomer (2) is provided with a pin body (3), and the outer right end of the plug injection elastomer (2) is provided with a female locking screw (4), and the inner wall of the female locking screw (4) is provided with a cavity, and the left side of the plug injection elastomer (2) is provided with a water-proof cable (1), and the water-proof cable (1) is connected with the pin body (3) and is in conduction, and the inner side of the socket injection elastomer (6) is provided with a jack body (5), and the outer side of the socket injection elastomer (6) is provided with a socket shell (7), and the inner right side of the socket injection elastomer (6) is provided with a jack body (5) and is connected with a silver-plated wire (8), and the socket shell (7) is provided with a first / second sealing ring (9).

2. A water-tight elastomeric elbow connector assembly according to claim 1, wherein: The outer wall of the socket shell (7) is movably provided with a knob (10), one end of the knob (10) is connected with a linkage rod (11) through a shaft coupling, and the outer wall of the linkage rod (11) is movably provided with a sleeve rod (12), and one end of the sleeve rod (12) is connected with a sealing gasket (13).

3. A water-tight elastomeric fitting assembly for a bend according to claim 1, wherein: The plug injection elastomer (2) and the socket injection elastomer (6) are sealed by rubber surface contact.

4. A water-tight elastomeric elbow connector assembly according to claim 1, wherein: The plug injection elastomer (2) and the socket injection elastomer (6) are connected through the female screw sleeve (4) and the socket shell (7) outside the screw thread.

5. A water-tight elastomeric fitting assembly for a bend according to claim 1, wherein: The water-proof cable (1) is crimped with the pin body (3), and is packaged by the plug injection elastomer (2); the plug injection elastomer (2) integrally injection molds the pin body (3) and the water-proof cable (1).

6. A water-tight elastomeric fitting assembly for a bend according to claim 1, wherein: The silver-plated wire (8) is crimped with the jack body (5), and is packaged by the socket injection elastomer (6); the socket injection elastomer (6) integrally injection molds the socket shell (7) and the jack body (5).

7. A water-tight elastomer fitting assembly for a bend according to claim 2, wherein: The socket shell (7) is provided with a first / second sealing ring (9), and forms axial and radial sealing when installed with the bulkhead.

8. A water-tight elastomeric fitting assembly for a bend according to claim 2, wherein: The inner wall of the sleeve rod (12) is provided with a cavity, and the cavity of the sleeve rod (12) is provided with a thread matched with the linkage rod (11).

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