CN218068361U - Optical interface module for 100G rate of switch - Google Patents

Abstract

The utility model belongs to the technical field of the fiber interface, a optical interface module for switch 100G speed is disclosed, which comprises a housin, the casing passes through fixing bolt can dismantle with the casing down by last casing and connects and constitute, and the casing comprises the anti-interference composite bed that is used for the electromagnetic shield, and wherein optical cable subassembly sets up in the casing, and optical cable subassembly is including the optical fiber cable that is used for protecting optic fibre and be used for fixing the fixed external member in the casing with optical fiber cable, and the casing outer joint has the unblock subassembly that is used for making things convenient for the unblock, still is provided with the circuit board assembly who is used for simplifying optical interface module structure in addition, the utility model discloses a simple, reasonable structural design has solved the easy not hard up and the unsatisfactory problem of electromagnetic shield that exists among the prior art.

Description

Optical interface module for 100G rate of switch

Technical Field

The utility model belongs to the technical field of the fiber interface, especially, relate to an optical interface module for switch 100G speed.

Background

With the advent of the 5G network era, the development and progress of optical fiber communication technology, in which an optical interface module is one of important components of optical communication equipment, becomes increasingly important. An optical interface module is called an optical module for short, the optical module is composed of an optoelectronic device, a functional circuit, an optical interface and the like, and simply speaking, the optical module has the functions that a sending end converts an electric signal into an optical signal, and a receiving end converts the optical signal into the electric signal after light transmission, so that the optical module is a tool for converting the optical signal into the electric signal, the service efficiency of a visible optical module is very high, but most of optical modules in the existing market have the problems of complex structure, easiness in loosening and inconvenience in unlocking, higher operation requirements on operators, and the existing optical modules cannot efficiently shield interference of external radiation to work.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an optical interface module for switch 100G speed to solve the above-mentioned optical interface module who mentions among the background art and become flexible easily and the unsatisfactory problem of electromagnetic shield.

For realizing the purpose of the above utility model, the technical scheme adopted is as follows: an optical interface module for a 100G rate switch, comprising: the electromagnetic shielding device comprises a shell, a shielding cover and a shielding cover, wherein the shell comprises an upper shell, a lower shell and a fixing bolt, the upper shell and the lower shell are detachably connected through the fixing bolt, and the shell also comprises an anti-interference composite layer for electromagnetic shielding;

the optical cable assembly is arranged in the shell and comprises an optical fiber cable and a fixing sleeve, the fixing sleeve is sleeved on the optical fiber cable and used for fixing the optical fiber cable, and a plurality of groups of optical fibers are arranged in the optical fiber cable;

the unlocking assembly is connected with the shell and arranged outside the shell, one end of the unlocking assembly is provided with a handle part for unlocking, and the other end of the unlocking assembly is provided with an unlocking part for providing elasticity;

the circuit board assembly is arranged in the shell and comprises a PCB and a LENS element, the PCB is fixedly connected with the LENS element, and the PCB is electrically connected with the optical cable assembly through the LENS element.

The utility model discloses further set up to: the anti-interference composite layer comprises an anti-interference copper plate layer, an anti-interference lead plate layer and an anti-interference support plate layer, wherein the anti-interference copper plate layer is made of copper, the anti-interference lead plate layer is made of lead, and the anti-interference support plate layer is made of stainless steel.

The utility model discloses further set up to: the optical fibers of a plurality of groups are wrapped by inner jacket layers, the inner jacket layers are wrapped by outer jacket layers, and the inner jacket layers and the outer jacket layers are made of aluminum foil and polyethylene respectively.

The utility model discloses further set up to: the fixing kit comprises a limiting ring, a first pressing ring, a second pressing ring, a sheath and a positioning cover, wherein the limiting ring is sleeved on the optical cable assembly, the optical cable assembly is fixedly arranged in the shell through the limiting ring, the first pressing ring and the second pressing ring are sequentially sleeved on the back of the limiting ring, and the sheath is sleeved on the limiting ring, the first pressing ring and the second pressing ring.

The utility model discloses further set up to: the two sides of the unlocking part are respectively extended to form extension arms, the bottom of one end of each extension arm is provided with an elastic part claw, and the other end of each extension arm is sequentially provided with an unlocking bump and a limiting block.

The utility model discloses further set up to: in addition, the extension arm is also provided with an elastic hole, and an elastic piece for providing elasticity is arranged in the elastic hole.

The utility model discloses further set up to: the handle part is provided with anti-skid lines for skid resistance.

The utility model discloses further set up to: the LENS element is fixedly arranged in the shell through the positioning cover.

To sum up, compare with prior art, the utility model discloses an optical interface module for switch 100G speed, include: a housing, wherein the casing includes the casing, casing and fixing bolt down, go up casing and casing down and pass through fixing bolt and can dismantle the connection, the casing is still including the anti-interference composite bed that is used for electromagnetic shield, optical cable assembly sets up in the casing, optical cable assembly includes optic fibre cable and fixed external member, fixed external member cover is established on optic fibre cable, be used for fixed optic fibre cable, be provided with a plurality of groups optic fibre in the optic fibre cable, unblock subassembly is connected and is set up outside the casing with the casing, unblock subassembly one end is provided with the handle portion that is used for the unblock, the other end is provided with the unblock portion that is used for providing elasticity, circuit board assembly sets up in the casing, circuit board assembly includes PCB circuit board and LENS component, PCB circuit board and LENS component fixed connection, and PCB circuit board passes through LENS component and optical cable assembly electric connection, the utility model discloses a cooperation of above-mentioned each structural component, the easy not hard up and the unsatisfactory problem of electromagnetic shield that exists among the prior art has been solved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following descriptions are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic diagram of the overall structure of an optical interface module for a switch 100G rate;

FIG. 2 is an enlarged view of an anti-jam composite layer of an optical interface module for the switch 100G rate;

FIG. 3 is an exploded view of an optical interface module for a switch 100G rate;

fig. 4 is an enlarged view of a cable assembly of an optical interface module for the rate of the switch 100G.

Reference numerals: 100-a housing; 200-a cable assembly; 300-an unlocking assembly; 400-a circuit board assembly; 110-an upper housing; 120-a lower shell; 130-fixing bolts; 140-anti-interference composite layer; 1410-anti-interference copper plate layer; 1420-anti-interference lead plate layer; 1430-anti-interference support plate layer; 210-a fiber optic cable; 2110-several groups of optical fibers; 2120-inner jacket layer; 2130-outer jacket layer; 220-a fixation kit; 2210-a stop collar; 2220-first pressure ring; 2230-a second pressure ring; 2240-sheath; 2250-positioning shield; 310-a handle portion; 3110-non-slip pattern; 320-unlocking; 3220-resilient member fingers; 3230-unlocking the bumps; 3240-a limiting block; 3250-elastic member; 410-a PCB circuit board; 420-LENS elements.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the accompanying drawings and embodiments, it being understood that the specific embodiments described herein are only used for explaining the present invention, and are not used for limiting the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or may be connected through the inside of the two elements, or may be connected wirelessly or through a wire. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the present invention described above can be combined with each other as long as they do not conflict with each other.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, an optical interface module for switch 100G speed, including casing 100, the casing includes casing 110, lower casing 120 and fixing bolt 130, upper casing 110 and lower casing 120 can dismantle the connection through fixing bolt 130, the contact surface of upper casing 110 and lower casing 120 matches each other, have certain waterproof nature after fixing through bolt 130, the casing still includes anti-interference composite layer 140 that is used for electromagnetic shield, anti-interference composite layer 140 is total three-layer from outside to inside, the outmost is the anti-interference copper sheet layer 1410 that the material is copper, the intermediate level is the anti-interference lead sheet layer 1420 that the material is lead, the innermost is the anti-interference support sheet layer 1430 that the material is stainless steel, casing 100 is through adopting the composite layer 1410 that multiple material made, shield the radiation of different wavelengths, the electromagnetic shielding ability of optical interface module has fully been improved.

The optical fiber cable 210 is internally provided with 2 groups of optical fibers 2110, the 2 groups of optical fibers 2110 are externally wrapped with an inner jacket layer 2120, the inner jacket layer is externally wrapped with an outer jacket layer 2130, the inner jacket layer 2120 and the outer jacket layer 2130 are made of aluminum foil and polyethylene respectively, and the optical fibers are wrapped by the aluminum foil and the polyethylene, so that electromagnetic interference can be effectively reduced, and the electromagnetic shielding capability of the optical interface module is further improved.

Referring to fig. 1 and 3, an optical cable assembly 200 is disposed in a housing 100, the optical cable assembly 200 includes an optical fiber cable 210 and a fixing kit 220, the fixing kit 210 is sleeved on the optical fiber cable 210 and is used for fixing the optical fiber cable 210 in a corresponding position in the housing 100, wherein the fixing kit 220 includes a limiting ring 2210, a first pressing ring 2220, a second pressing ring 2230, a sheath 2240 and a positioning cover 2250, the limiting ring 2210 is sleeved on the optical cable assembly 200, the optical cable assembly 200 is fixedly mounted in the housing 100 through the limiting ring 2210 to prevent the optical fiber cable 210 from running out and loosening and falling off in the use process, the first pressing ring 2220 and the second pressing ring 2230 are sequentially sleeved behind the limiting ring 2210 to reinforce the fixing effect of the limiting ring 2210 on the optical fiber cable 210, and the sheath 2240 is continuously sleeved on the limiting ring 2210, the first pressing ring 2220 and the second pressing ring 2230 to protect the limiting ring 2210, the first pressing ring 2220 and the second pressing ring 2230 from being damaged, thereby further reducing the phenomenon that the optical fiber cable 210 often loosens in the internal circuit in the use process.

The circuit board assembly 400 is further arranged in the housing 100, the circuit board assembly 400 comprises a PCB 410 and a LENS component 420, the PCB 410 is fixedly connected with the LENS component 420, the PCB 410 is electrically connected with the optical fiber 2110 in the optical cable assembly 200 through the LENS component 420, and through the arrangement of the LENS component 420, the risk that the optical fiber 2110 is directly electrically connected with the PCB 410 and falls off is reduced, and the risk that an internal circuit of the optical interface module often falls off in the using process is further reduced.

The shell 100 is externally connected with an unlocking assembly 300 for unlocking, wherein one end of the unlocking assembly 300 is provided with a handle portion 310 for unlocking, the handle portion 310 is provided with anti-skid grains 3110, the handle portion is preferably a nylon rope with certain elasticity, the other end is provided with an unlocking portion 320 for providing elasticity, two sides of the unlocking portion 320 respectively extend to form an extension arm 3210, one end of the extension arm 3210 is provided with an elastic element claw 3220, the other end is sequentially provided with a limit block 3230 and an unlocking convex point 3240, the extension arm is further provided with an elastic hole (not shown in the figure) for placing an elastic element, the elastic element 3250 is mainly used for providing elasticity for the unlocking assembly 300, and preferably, the elastic element 3250 is a spring, when the optical access module is used, the external force acts on the handle part 310, the handle part 310 drives the unlocking part 320 to move backwards, the elastic part claw 3220 on the extension arm 3210 is in contact with and tilts up with the contact surface of the lower shell 120, the elastic part claw 3220 tilts and then slides outwards, the elastic part claw 3220 tilts and simultaneously drives the unlocking bump 3240 on the extension arm 3210 to tilt upwards, the tilting height is equal to the unlocking height, the elastic part claw 3220 slides outwards to drive the unlocking bump 3240 to move outwards, unlocking is completed at the moment, and the optical access module is matched with the unlocking part 320 through the handle part 310, so that the problem that the optical access module is easy to loosen and fall off in the using process is solved, and the stability of the optical access module is improved.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications can be made without departing from the scope of the invention.

Claims (8)

1. An optical interface module for a 100G rate switch, comprising:

the electromagnetic shielding shell comprises a shell, a shielding cover and a shielding cover, wherein the shell comprises an upper shell, a lower shell and a fixing bolt, the upper shell and the lower shell are detachably connected through the fixing bolt, and the shell also comprises an anti-interference composite layer for electromagnetic shielding;

the optical cable assembly is arranged in the shell and comprises an optical fiber cable and a fixing sleeve, the fixing sleeve is sleeved on the optical fiber cable and used for fixing the optical fiber cable, and a plurality of groups of optical fibers are arranged in the optical fiber cable;

the unlocking assembly is connected with the shell and arranged outside the shell, one end of the unlocking assembly is provided with a handle part for unlocking, and the other end of the unlocking assembly is provided with an unlocking part for providing elasticity;

the circuit board assembly, the circuit board assembly set up in the casing, the circuit board assembly includes PCB circuit board and LENS component, the PCB circuit board with LENS component fixed connection, the PCB circuit board passes through the LENS component with optical cable subassembly electric connection.

2. The optical interface module for a 100G rate switch of claim 1, wherein the anti-interference composite layer comprises an anti-interference copper plate layer, an anti-interference lead plate layer and an anti-interference support plate layer, the anti-interference copper plate layer is made of copper, the anti-interference lead plate layer is made of lead, and the anti-interference support plate layer is made of stainless steel.

3. The optical interface module of claim 1, wherein said plurality of groups of optical fibers are surrounded by an inner jacket layer, said inner jacket layer being surrounded by an outer jacket layer, said inner jacket layer and said outer jacket layer being made of aluminum foil and polyethylene, respectively.

4. The optical interface module for the 100G rate of the switch according to claim 1, wherein the fixing kit comprises a limiting ring, a first pressing ring, a second pressing ring, a sheath and a positioning cover, the limiting ring is sleeved on the optical cable assembly, the optical cable assembly passes through the limiting ring and is fixedly arranged in the shell, the first pressing ring and the second pressing ring are sequentially sleeved at the back of the limiting ring, and the sheath is sleeved on the limiting ring, the first pressing ring and the second pressing ring.

5. The optical interface module of claim 1, wherein the unlocking portion extends from two sides to form an extension arm, one end of the extension arm is provided with an elastic element hook, and the other end of the extension arm is sequentially provided with an unlocking protrusion and a limiting block.

6. The optical interface module as claimed in claim 5, wherein the extension arm further comprises a resilient hole, and a resilient member is disposed in the resilient hole for providing a resilient force.

7. The optical interface module of claim 1, wherein the handle portion is provided with anti-slip threads for preventing slipping.

8. The optical interface module of claim 4, wherein said LENS elements are disposed within said housing through said boot.

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