CN210430234U - Marine environment resistant bus connector and equipment - Google Patents

Abstract

The utility model provides a resistant marine environment bus connector and equipment. The connector includes: the high-speed high-frequency bus contact comprises a conductive rubber film, double-lug-shaped flange plates, a core assembly of a high-speed high-frequency bus contact, a shielding lead and a flange hole; the core assembly of the high-speed high-frequency bus contact element penetrates through the double-lug-shaped flange plate, and the tail of the core assembly is connected with a shielding wire; the head socket of the core assembly is connected with the matched plug; two flange holes are arranged on the surface. The utility model discloses aim at carrying out corrosion-resistant in the complicated marine environment, the high band, high strength, the lightweight, the signal of telecommunication connection and the transmission of miniaturized use.

Description

Marine environment resistant bus connector and equipment

Technical Field

The utility model belongs to the technical field of the electric connector design, a resistant marine environment bus connector and equipment is related to.

Background

In recent years, with the deepening of engineering practice, products face increasingly complex use environments. Aiming at complex marine environment, compared with inland environment, the marine environment has the characteristics of high air temperature, high humidity, strong corrosivity of salt spray splashed by seawater, long sunshine time, large solar radiation amount, frequent typhoon activity and the like, so that equipment used in the marine environment is extremely easy to corrode, and the corrosion-resistant design, the reduction of the design volume and the reduction of the overall weight slowly become mainstream design trends. In order to adapt to the environment technology, the prior technical design verification is developed under the traction of a certain project. When engineering application design is carried out, transmission and switching of bus physical electric signals among components are necessary, the bus electric connector in the marine environment in China is still in a development and trial stage, the variety, the model and the engineering application are few, and the bus electric connector is particularly suitable for being used by component-level products. A bus connector in marine environment has been developed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the device aims to perform corrosion resistance, high frequency band, high strength, light weight and miniaturized electric signal connection and transmission in a complex marine environment.

The technical scheme of the utility model is that:

in a first aspect, a marine environment resistant bus connector is provided, comprising:

the high-speed high-frequency bus contact comprises a conductive rubber film, double-lug-shaped flange plates, a core assembly of a high-speed high-frequency bus contact, a shielding lead and a flange hole;

the core assembly of the high-speed high-frequency bus contact element penetrates through the double-lug-shaped flange plate, and the tail of the core assembly is connected with a shielding wire; the head socket of the core assembly is connected with the matched plug; two flange holes are arranged on the surface.

Further, the flange hole is a threaded flange hole.

Furthermore, a conductive rubber film is laid on one surface, facing the head socket, of the double-lug-shaped flange plate, and holes are formed in the conductive rubber film and correspond to the threaded flange holes.

In a second aspect, there is provided a marine environment tolerant bus connection device comprising:

a marine environment tolerant bus connector as described in any one of the first aspect;

a chassis panel, comprising: the device comprises a case body and a fixing piece, wherein two mounting holes and a through hole are formed in the case body, the mounting holes correspond to flange holes of a marine environment resistant bus connector one by one, and the through hole corresponds to a core component of the marine environment resistant bus connector; the core subassembly passes the via hole, and the mounting hole aligns with threaded flange hole, and the mounting passes mounting hole and the flange hole that aligns, will be able to bear or endure marine environment bus connector and fix the internal surface at the quick-witted case panel.

Further, the fixing piece is a screw.

Furthermore, the conductive rubber film is attached to the inner surface of the chassis panel.

The utility model has the advantages that:

the problems that the product is subjected to corrosion resistance design in a complex marine environment, high temperature resistance, moisture resistance, acid mould salt fog resistance, solar radiation resistance and other complex environments are combined to carry out integrated design, the design cost is reduced, the system integration difficulty is reduced, and the use reliability is guaranteed are solved.

Reducing crosstalk signals and transmission integrity problems by shielding protection and grounding to ensure multiple bus signals

The problem of structural miniaturization and lightweight design is solved, the installation protection of product is reduced the degree of difficulty, can make outstanding contribution in the aspect of the miniaturized design of lightweight.

The problem of miniaturized electric connector easily become flexible, anti strong vibration problem is solved, and is simple feasible, and this design can be promoted, not only in the military products field, reaches the civilian goods and is applicable equally.

Drawings

Fig. 1 is a schematic structural diagram of a marine environment resistant bus connector provided by the present invention.

Fig. 2 is a schematic structural view of a threaded flange hole provided by the present invention.

Fig. 3 is a schematic structural diagram of a marine environment resistant bus connection device provided by the present invention.

Wherein: the high-speed high-frequency bus contact comprises a conductive rubber film 1, a double-lug-shaped flange 2, a high-speed high-frequency bus contact core assembly 4, a shielding lead 3 and a threaded flange hole 5.

Detailed Description

The utility model discloses the problem that will solve is: how to design a corrosion-resistant miniaturized lightweight electric connector under the marine environment. Namely, 1: the design of corrosion prevention in marine environment (high humidity resistance, high temperature resistance, mould resistance, acid salt mist resistance, high mechanical strength and solar radiation resistance); 2: the stable transmission problem of various high-frequency bus signals (1553B signals, radio-frequency signals, FC photoelectric signals and the like); 3: miniaturized lightweight design (integration, material selection).

The technical scheme of the utility model is that:

the connector installation product belongs to the application under the marine environment, and needs to meet the external severe requirements of resisting damp heat, mould, strong acid salt mist and the like, ① firstly selects the connector as a sealed connector to prevent water vapor and the like from invading in order to avoid the influence of corrosion factors inside the product, ② adds a sealed conductive rubber ring design when the connector is installed with a product case panel, ③ secondly selects a titanium alloy for the shell material of the connector to eliminate the potential difference corrosion characteristic and adapt to the strong corrosion environment, ④ selects a protective coating of BO1-15 polyurethane paint for the connector body to adapt to the strong corrosion environment, ⑤ finally adopts a double-ear symmetric flange design for the connector, and adopts an internal installation mode, so that the area exposed in the marine environment is reduced, and on the other hand, the material aging and brittleness factors caused by solar radiation are eliminated, and the connector is completely suitable for the design of the marine environment.

2: in order to meet the design requirements of models, various signals are fused in a unified mode, shielding wires are used for mutual isolation, differential mode interference and parasitic capacitance are eliminated through shielding layer overlapping protection, and safe bus transmission is guaranteed. Meanwhile, a conductive rubber ring, a high-frequency signal socket and a hole core are additionally arranged in the design of the electric connector, and the hole core selects a shielding wire connection measure to adapt to the environmental effects of electromagnetic compatibility, external lightning stroke and the like

3: aiming at the structure that the miniaturized connector is easy to loosen, the design of a safety hole is added on the periphery of a screw at the position of a double-lug flange connecting screw, and the matching tightness of a socket and a plug is guaranteed.

4: aiming at the model requirement, the connector is small in space, small in size, convenient and fast to install, and the titanium alloy of the shell is selected, so that the light weight and the weight of the connector are only 1/3 of the original aluminum alloy.

As shown in fig. 1, the utility model provides a marine environment resistant bus connector, this connector include conductive rubber membrane 1, ears mounting flange dish 2, high-speed high frequency bus contact's core subassembly 3, sealed shielded wire 4 and threaded flange hole 5 (as shown in fig. 2).

The conductive rubber film 1 prevents potential difference corrosion of two metals (a connector and a case panel) in a marine environment, and simultaneously prevents moisture from entering; the connector is tightly attached to the middle of a chassis panel body and a connector flange surface during installation, and comprises a conductive adhesive film body, a fixing piece, two installation holes and a through hole, wherein the two installation holes and the through hole are arranged on the conductive adhesive film body; the core assembly penetrates through the through hole, the mounting hole is aligned with the threaded flange hole, the fixing piece penetrates through the aligned mounting hole and the threaded flange hole, and the marine environment resistant bus connector is fixed on the inner surface of the case panel; this ensures minimal exposure to the marine environment and minimal to no corrosion.

The titanium alloy shell 2 with the double-lug mounting flange plate is made of a marine strong corrosion resistant climate material, and the double-lug flange enables the installation to be convenient and fast, so that the double-lug mounting flange plate can be further used as an inner mounting structure to play a role in sealing. Once the connector is installed internally, the exposed part in the marine climate is greatly reduced, the damage of the product caused by severe environments such as mould salt fog and the like can be prevented, and long-term destructive media can be rejected to the outside only by carrying out sealing design on the connector and a contacted panel.

The core assembly 3 of the high-speed high-frequency bus contact can be suitable for various 1553B buses, FC photoelectric buses and radio frequency sockets, and is a special multi-line core assembly of various isolation anti-interference contacts;

the shielding wire 4 is used for signal transmission, signal connection shell design is carried out in a shielding layer compression joint mode, shielding wires are mutually isolated, differential mode interference and parasitic capacitance are eliminated through shielding layer shell overlapping protection, bus safety transmission is guaranteed, electromagnetic compatibility performance is improved, and signal transmission integrity under a complex electromagnetic environment is guaranteed.

The threaded flange hole 5 ensures that convenience and simple operation are increased when the connector is installed.

As shown in fig. 3, the utility model provides a chassis panel 5, which comprises a chassis body and a fixing member, two mounting holes and a via hole arranged on the chassis body, wherein the mounting holes are through holes, which are better in one-to-one correspondence with threaded flange holes of a marine environment resistant bus connector, and the via hole is corresponding to a core component of the marine environment resistant bus connector; the core assembly penetrates through the through hole, the mounting hole is aligned with the threaded flange hole, the fixing piece penetrates through the aligned mounting hole and the threaded flange hole, and the marine environment resistant bus connector is fixed on the inner surface of the case panel; this ensures minimal exposure to the marine environment and minimal to no corrosion.

This results in a bus electrical connector that is resistant to use in marine environments, and an electrical connector for the transfer of multiple buses of physical electrical signals between components.

Claims (6)

1. A marine environment resistant bus connector, comprising:

the high-speed high-frequency bus contact comprises a conductive rubber film, double-lug-shaped flange plates, a core assembly of a high-speed high-frequency bus contact, a shielding lead and a flange hole;

the core assembly of the high-speed high-frequency bus contact element penetrates through the double-lug-shaped flange plate, and the tail of the core assembly is connected with a shielding wire; the head socket of the core assembly is connected with the matched plug; two flange holes are arranged on two lugs of the double-lug-shaped flange plate.

2. The connector of claim 1, wherein the flange aperture is a threaded flange aperture.

3. A connector according to claim 1, wherein the side of the double lug-shaped flange facing the header socket is provided with a conductive rubber film provided with holes corresponding to the threaded flange holes.

4. A marine environment resistant bus connection device, comprising:

a marine environment resistant bus connector as recited in any one of claims 1-3;

a chassis panel, comprising: the device comprises a case body and a fixing piece, wherein two mounting holes and a through hole are formed in the case body, the mounting holes correspond to flange holes of a marine environment resistant bus connector one by one, and the through hole corresponds to a core component of the marine environment resistant bus connector; the core subassembly passes the via hole, and the mounting hole aligns with threaded flange hole, and the mounting passes mounting hole and the flange hole that aligns, will be able to bear or endure marine environment bus connector and fix the internal surface at the quick-witted case panel.

5. The apparatus of claim 4, wherein the fastener is a screw.

6. The apparatus of claim 4, wherein the conductive rubber membrane abuts an inner surface of the chassis panel.

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