CN109324377A - A kind of optical module - Google Patents
A kind of optical module Download PDFInfo
- Publication number
- CN109324377A CN109324377A CN201811316527.XA CN201811316527A CN109324377A CN 109324377 A CN109324377 A CN 109324377A CN 201811316527 A CN201811316527 A CN 201811316527A CN 109324377 A CN109324377 A CN 109324377A
- Authority
- CN
- China
- Prior art keywords
- card slot
- optical port
- upper cover
- hole
- optical module
- Prior art date
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4274—Electrical aspects
- G02B6/4277—Protection against electromagnetic interference [EMI], e.g. shielding means
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4251—Sealed packages
Abstract
This application provides a kind of optical module, including upper cover, pedestal, transmitting optical port and reception optical port, it is provided with the first card slot on the inside of upper cover, the second card slot is arranged in the inside of pedestal；The middle part of first card slot is higher than the first card slot both ends at a distance from upper cover bottom surface at a distance from upper cover bottom surface；Optical module further includes inhaling wave gasket, inhales and first through hole and the second through-hole are arranged on wave gasket, and transmitting optical port is arranged in first through hole, receives optical port and is arranged in the second through-hole；The top edge setting of wave gasket is inhaled in the first card slot, and the lower edge for inhaling wave gasket is arranged in the second card slot, and the first card slot and the second card slot squeeze to transmitting optical port and reception optical port direction respectively and seal the edge for inhaling wave gasket.Optical module provided by the present application, reaching prevents optical module inbound radiant energy from passing through the clearance leakage between transmitting optical port and reception optical port and upper cover and pedestal to module-external, play the role of shielding optical module inbound radiant energy, optimizes the EMI performance of optical module product.
Description
Technical field
This application involves optical communication equipment technology more particularly to a kind of optical modules.
Background technique
Optical module is the important communication interface component of optical communication technique, is widely used in interchanger, router, data center
Etc. in equipment.Specifically, optical module is used for photoelectric conversion, the transmitting terminal of optical module converts electrical signals to optical signal and passes through light
Fibre transfers out, and the optical signal received is converted to electric signal by the receiving end of optical module.However as the hair of optical communications industry
Exhibition, always along with photoelectric properties index, reliability, EMI (electromagnetic radiation compatibility), ESD (electrostatic protection) the problems such as spy
It begs for and evolution, optical communication equipment can also bring some negative effects into, such as such as RE (electromagnetic radiation) while bringing people's convenience
Fruit has excessive problem, then may cause human body uncomfortable in short term, may result in human body cell degradation for a long time, significantly affect
Human life-span etc..Therefore, in the R&D process of optical module, need constantly to reduce the negative effect of its generation.
Referring to attached drawing, Fig. 1 is a kind of optical module structure schematic diagram.As shown in Figure 1, optical module mainly includes upper cover 1, pedestal
2, circuit board 3 and the transmitting optical port 4 being connect with circuit board 3 and reception optical port 5.Wherein, upper cover 1 and pedestal 2 pass through screw etc.
It is fixedly connected with the shell as optical module, for carrying fixing circuit board 3；It is arranged on circuit board 3 for completing each function of optical module
The electronic component of energy；Transmitting optical port 4 and reception optical port 5 are pierced by shell, are used for incoming fiber optic.In the optical module course of work,
Electronic component in optical module can generate electromagnetic wave, such as high frequency chip laser driver, limiting amplifier, trans-impedance amplifier meeting
Frequency electromagnetic waves are generated, electromagenetic wave radiation, which goes out optical module, will generate electromagnetic interference.It is at present that electromagenetic wave radiation is avoided to go out optical mode
Block is mostly to cooperate upper cover 1 and pedestal 2 to seal the electronic component on circuit board 3 by absorbing material.
However in concrete operations in use, the absorbing material on electronic component is simultaneously when electromagenetic wave radiation is too strong
It cannot be completely secured and absorb its electromagnetic wave generated, to be radiated to optical module intracavitary as electromagnetic wave penetrates absorbing material.However due to
The surface treatment of upper cover 1 and pedestal 2 requires and Structural Design Requirement, emits optical port 4 and receives optical port 5 and upper cover 1 and pedestal 2
Between there are gap, be radiated to the intracavitary electromagnetic wave of optical module by transmitting optical port 4 and receive between optical port 5 and upper cover 1 and pedestal 2
Gap radiate, to the external world generate electromagnetic interference, optical module will be caused to have a negative impact.
Summary of the invention
This application provides a kind of optical modules, shield optical module inbound radiant energy, prevent optical module inbound radiant energy
Module-external is leaked into, the EMI performance of optical module product is optimized.
In a first aspect, this application provides a kind of optical module, including upper cover, pedestal, transmitting optical port and reception optical port, it is described
The first card slot is provided on the inside of upper cover, the second card slot is arranged in the inside of the pedestal；
The middle part of first card slot is higher than first card slot both ends and the upper cover at a distance from the upper cover bottom surface
The distance of bottom surface；
The optical module further includes inhaling wave gasket, and first through hole and the second through-hole, the hair is arranged on the suction wave gasket
It penetrates optical port and is arranged in the first through hole, the reception optical port is arranged in second through-hole；
The top edge for inhaling wave gasket is arranged in first card slot, and the lower edge for inhaling wave gasket is arranged in institute
It states in the second card slot, first card slot and second card slot are squeezed to the transmitting optical port and the reception optical port direction respectively
It presses and seals the edge for inhaling wave gasket.
Optical module provided by the present application, including upper cover, pedestal, transmitting optical port, receive optical port and inhale wave gasket, upper cover it is interior
The first card slot is arranged in side, and the inside of pedestal is arranged the second card slot, inhales and first through hole and the second through-hole are arranged on wave gasket, emits light
Mouth is arranged in first through hole, receives optical port and is arranged in the second through-hole.The middle part of first card slot is higher than the at a distance from upper cover bottom surface
One card slot both ends are at a distance from upper cover bottom surface, and when upper cover and pedestal assembling are coupled completion, suction wave gasket is sealed in first
In card slot and the second card slot composition cavity, the first card slot and the second card slot squeeze and inhale wave gasket, and the first card slot is along direction hair
It penetrates optical port and receives optical port and squeeze and inhale wave gasket, generate elastically-deformable suction wave gasket under the active force of the second card slot to transmitting
Optical port and reception optical port inhale wave gasket and squeeze transmitting optical port and reception optical port, and then make to inhale wave gasket seal transmitting optical port and connect
There are gaps between receipts optical port and upper cover and pedestal.There is radar absorption characteristic because inhaling wave gasket simultaneously, to reach anti-
Only optical module inbound radiant energy is by emitting optical port and receiving outside the clearance leakage to module between optical port and upper cover and pedestal
Portion plays the role of shielding optical module inbound radiant energy, optimizes the EMI performance of optical module product.
Second aspect, it is described this application provides a kind of optical module, including upper cover, pedestal, transmitting optical port and reception optical port
The first card slot is provided on the inside of upper cover, the second card slot is arranged in the inside of the pedestal；
The middle part of first card slot is at a distance from the upper cover bottom surface lower than first card slot both ends and the upper cover
The distance of bottom surface；
The optical module further includes inhaling wave gasket, and first through hole and the second through-hole, the hair is arranged on the suction wave gasket
It penetrates optical port and is arranged in the first through hole, the reception optical port is arranged in second through-hole；
The top edge for inhaling wave gasket is arranged in first card slot, and the lower edge for inhaling wave gasket is arranged in institute
It states in the second card slot, first card slot and second card slot are squeezed to the transmitting optical port and the reception optical port direction respectively
It presses and seals the edge for inhaling wave gasket.
In the optical module that second aspect provides, the middle part of the first card slot is lower than the first card slot both ends at a distance from upper cover bottom surface
At a distance from upper cover bottom surface, when upper cover and pedestal assembling are coupled completion, suction wave gasket is sealed in the first card slot and second
Card slot forms in cavity, and the first card slot and the second card slot squeeze and inhale wave gasket, and the first card slot along direction transmitting optical port and connects
It receives optical port and squeezes and inhale wave gasket, generate elastically-deformable suction wave gasket under the active force of the second card slot to transmitting optical port and reception
Optical port, inhale wave gasket squeeze transmitting optical port and receive optical port, and then make inhale wave gasket seal transmitting optical port and reception optical port with it is upper
There are gaps between lid and bottom seat.There is radar absorption characteristic because inhaling wave gasket simultaneously, so that reaching prevents in optical module
Portion's radiation energy, to module-external, plays shielding by the clearance leakage between transmitting optical port and reception optical port and upper cover and pedestal
The effect of optical module inbound radiant energy optimizes the EMI performance of optical module product.
Therefore, the thought phase for the optical module that the optical module that the application second aspect provides is provided with the application first aspect
Together, it squeezes to transmitting optical port and reception optical port simultaneously by the first card slot of molded non-planar and inhales wave gasket, reach from structure
Sealing transmitting optical port and the effect for receiving gap between optical port and upper cover and pedestal, and the characteristic for inhaling wave gasket is combined, in turn
Reaching prevents optical module inbound radiant energy from arriving by the clearance leakage between transmitting optical port and reception optical port and upper cover and pedestal
Module-external plays the role of shielding optical module inbound radiant energy, optimizes the EMI performance of optical module product.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the application, letter will be made to attached drawing needed in the embodiment below
Singly introduce, it should be apparent that, for those of ordinary skills, without any creative labor,
It is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram of typical optical module in the prior art；
Fig. 2 is the structural schematic diagram that the application implements a kind of optical module that an example provides；
Fig. 3 is the partial sectional view that the application implements a kind of optical module that an example provides.
Wherein:
1- upper cover, the first card slot of 101-, 2- pedestal, the second card slot of 201-, the first arc groove of 202-, the second arc of 203-
Slot, 3- circuit board, 4- emit optical port, the first snap ring of 401-, and 5- receives optical port, the second snap ring of 501-, and 6- inhales wave gasket, 601- the
One through-hole, the second through-hole of 602-, the first circular arc of 603-, the second circular arc of 604-.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
In the embodiment of the present application, optical module is the carrier transmitted between equipment for interchanger etc., is turned with photoelectricity
Change function.In optical module work use process, the electronic component in optical module generates electromagnetic wave, due to emitting 4 He of optical port
There are gaps between reception optical port 5 and upper cover 1 and pedestal 2, are radiated to the intracavitary electromagnetic wave of optical module by transmitting optical port 4 and receive
Gap between optical port 5 and upper cover 1 and pedestal 2 is radiate, and generates electromagnetic interference to the external world.
Pass through gap spoke between transmitting optical port 4 and reception optical port 5 and upper cover 1 and pedestal 2 to solve electromagnetic wave in optical module
The problem of being shot out, it may be considered that in transmitting optical port 4 and receive the junction setting sealing between optical port 5 and upper cover 1 and pedestal 2
Pad.But the fixation for emitting optical port 4 and reception optical port 5 is consolidated by mutually matched card slot in upper cover 1 and pedestal 2 or so support
It is fixed, if in transmitting optical port 4 and receiving the junction setting gasket between optical port 5 and upper cover 1 and pedestal 2, it would interfere with transmitting
Optical port 4 and the fixation for receiving optical port 5.
Embodiment one
To solve the deficiency in above-mentioned technical proposal, the embodiment of the present application provides a kind of optical module.Such as the institute of attached drawing 2 and 3
Show, optical module provided by the embodiments of the present application includes upper cover 1, pedestal 2, circuit board 3, transmitting optical port 4, receives optical port 5 and inhale wave
Gasket 6.Wherein:
Attached drawing 3 is the cross-sectional view that 6 longitudinal section direction of wave gasket is inhaled along attached drawing 2.As shown in Fig. 3, the inside of upper cover 1 is set
The first card slot 101 is set, the middle part of the first card slot 101 is higher than 101 both ends of the first card slot and 1 bottom of upper cover at a distance from 1 bottom surface of upper cover
The second card slot 201 is arranged in the inside of the distance in face, pedestal 2, inhales and first through hole 601 and the second through-hole 602 are arranged on wave gasket 6,
Transmitting optical port 4 is arranged in first through hole 601, receives optical port 5 and is arranged in the second through-hole 602, and the top edge setting for inhaling wave gasket 6 exists
In first card slot 101, the lower edge for inhaling wave gasket 6 is arranged in the second card slot 201.
Inhale wave gasket 6 by can effectively absorb incident electromagnetic wave and form a kind of absorbing material of its scatter attenuation,
Incident electromagnetic wave is converted to thermal energy either other form of energy by a variety of different loss mechanisms of material and reached by it
Electromagnetic wave absorption purpose.Inhaled in the embodiment of the present application the electromagnetic interference band limits that can be absorbed of wave gasket 6 from 0.72GHz to
40GHz.Such as ferrite wave-absorbing material, main component includes alloy powder, ferrite, conductive fiber etc., for fixed frequency range
Absorbing material, component ratio can have nothing in common with each other.In the application implementation, inhaling wave gasket 6 has certain elasticity, can have
Elastic deformation is generated in body use, not only can guarantee and fully absorbed electromagnetic wave, but also can guarantee its sealing effect.
First through hole 601 and the second through-hole 602 are circular through hole, for across transmitting optical port 4 and reception optical port 5.For
Convenient for description, the through-hole being used cooperatively with transmitting optical port 4 is referred to as first through hole, it is logical by being used cooperatively with reception optical port 5
Hole is referred to as the second through-hole, but not limited to this.
First card slot 101 and the second card slot 201 are card groove-like structure, for ease of description, the card slot being arranged in upper cover 1
Shape structure is known as the first card slot 101, the card groove-like structure being arranged on pedestal 2 is known as the second card slot 201, in upper cover 1 and pedestal 2
When assembly is completed, the first card slot 101 and the second card slot 201 cooperate.When specifically used, the edge for inhaling wave gasket 6 is located at
In first card slot 101 and the second card slot 201, for squeezing edge that is fixed and sealing suction wave gasket 6, helps to improve and inhale wave pad
6 pairs of piece transmitting optical ports 4 and the leakproofness for receiving optical port 5 and 2 junction of upper cover 1 and pedestal.
In specifically used, after upper cover 1 is coupled with pedestal 2, the first card slot 101 matches shape with the second card slot 201
The cavity of slabbing, inhaling wave gasket 6 will be arranged in the cavity.After installation is complete, the first card slot 101 and the second card slot
201 squeeze to transmitting optical port 4 and reception 5 direction of optical port respectively and seal the edge for inhaling wave gasket 6.Inhale the outer ruler of wave gasket 6
The very little outside dimension for being greater than the first card slot 101 and the formed cavity of the second card slot 201 inhales wave gasket 6 and the first card slot 101 and second
Card slot 201 matches the cavity to be formed interference fit.Meanwhile first the middle part of card slot 101 be higher than the at a distance from 1 bottom surface of upper cover
One card slot, 101 both ends make the first card slot 101 along direction transmitting optical port 4 and receive optical port 5 at a distance from 1 bottom surface of upper cover
Direction, which is gone to squeeze, inhales wave gasket 6, and the suction wave gasket 6 squeezed by the first card slot 101 generates elastic deformation and squeezes the second card slot 201,
Second 201 pairs of card slot inhales wave gasket 6 and generates the reaction force for being directed toward transmitting optical port 4 and receiving optical port 5, makes 201 edge of the second card slot
Emit optical port 4 and receive 5 direction of optical port and squeeze and inhales wave gasket 6.In this way, the inner wall of first through hole 601 can be made to fill with transmitting optical port 4
Tap touching sealing can make the inner wall of the second through-hole 602 and reception optical port 5 come into full contact with sealing, and then improve and inhale 6 pairs of wave gasket hairs
It penetrates optical port 4 and receives the leakproofness of optical port 5 and 2 junction of upper cover 1 and pedestal.
In the embodiment of the present application, the width of the first card slot 101 and the second card slot 201 can be real according to corresponding position in optical module
Border space is selected.Such as, when space abundance, the width of the first card slot 101 and the second card slot 201 can suitably be increased；Work as sky
Between it is relatively narrow when, can suitably reduce the width of the first card slot 101 and the second card slot 201.Usually inhale the thickness of wave gasket 6
It is slightly less than the width of the first card slot 101 and the second card slot 201, can so facilitates and inhale the installation of wave gasket 6, when saves optical module assembling
Between.It in the embodiment of the present application, is the production convenient for upper cover 1 and pedestal 2, the depth of the first card slot 101 and the second card slot 201 is excellent
1-5mm is selected, but not limited to this, it can be selected according to actual needs in conjunction with upper cover 1 and pedestal 2.
In the embodiment of the present application, when upper cover 1 and the assembling of pedestal 2 are coupled completion, suction wave gasket 6 is sealed in first
In card slot 101 and the second card slot 201 composition cavity, the first card slot 101 and the second card slot 201 squeeze and inhale wave gasket 6, inhale wave gasket
6 squeeze transmitting optical port 4 and receive optical port 5, and then make to inhale the sealing of wave gasket 6 transmitting optical port 4 and receive optical port 5 and upper cover 1 and bottom
There are gaps between seat 2, have radar absorption characteristic because inhaling wave gasket 6, so that reaching prevents optical module internal radiation energy
Amount, to module-external, plays shielding optical mode by the clearance leakage between transmitting optical port 4 and reception optical port 5 and upper cover 1 and pedestal 2
The effect of block inbound radiant energy optimizes the EMI performance of optical module product.
Absorbing material in view of constituting suction wave gasket 6 is to have preferably to inhale with the electromagnetic wave for assigned frequency mostly
Produce effects the characteristic of fruit, and for assigned frequency outside the assimilation effect of electromagnetic wave may can not reach desired effect.And it inhales
Wave gasket 6 has certain thickness limitation during installation, will affect the assimilation effect for inhaling wave film to a certain extent, i.e.,
When radiation energy is too strong, it may occur that the problem of radiation energy penetrates.Therefore in order to which the sealing for improving integral structure component is imitated
Fruit inhales the sealing that wave gasket 6 completes optical port end in optical port encapsulation scheme for cooperation, and the metal parts for inhaling 6 surrounding of wave gasket needs
It is more as far as possible, it reduces to the area requirements for inhaling wave gasket 6, and because metal material has preferably the radiation energy of wider frequency rate
Shield effectiveness, therefore the shape for inhaling wave gasket 6 increases gold as shown in figure 3, global shape close to V-shaped, reaches sealing surface
Belong to structural member, reduce the more excellent result for inhaling wave film thought.In the embodiment of the present application, the middle part of the first card slot 101 and upper cover 1
The distance of bottom surface is higher than 101 both ends of the first card slot at a distance from 1 bottom surface of upper cover, i.e. 101 non-linear structure shape of the first card slot has
The extruding force for helping concentrate 101 pairs of the first card slot suction wave gaskets 6 makes to inhale wave gasket 6 along first through hole 601 and the second through-hole 602
Direction squeezes transmitting optical port 4 and receives optical port 5.Preferably, the middle part of the both ends of the first card slot 101 to the first card slot 101 is smooth
Transition.
Further, in the embodiment of the present application, the middle part of the first card slot 101 is plane, and the plane is parallel on described
The bottom surface of lid 1.The plane is located at transmitting optical port 4 and receives between optical port 5.Plane is set by the middle part of the first card slot 101
Not only transmitting optical port 4 and reception optical port can be squeezed in order to inhale wave gasket 6 along first through hole 601 and 602 direction of the second through-hole
5, it is also convenient for the processing of the first card slot 101, simplifies the production technology of upper cover 1.Further, in the embodiment of the present application, first
The both ends of card slot 101 are disposed as plane, and the plane is parallel to the bottom surface of the upper cover 1.Specifically, 101 liang of the first card slot
Planar structure smooth transition of the planar structure at end to 101 middle part of the first card slot.The transitional region includes arc transition, described
The center of circle of circular arc is overlapped with the center of circle of first through hole 601 and the second through-hole 602 respectively.
In the embodiment of the present application, the second card slot 201 include the first arc groove 202 and the second arc groove 203, described first
Arc groove 202 and the transmitting optical port 4 are concentric, and second arc groove 203 and the reception optical port 5 are concentric.Such as 3 institute of attached drawing
Show, when the first card slot 101 and the second card slot 201, which squeeze, inhales wave gasket 6, the second card slot 201 passes through the first arc groove 202 and the
Two 203 pairs of arc grooves inhale wave gasket 6 and generate the support force for being directed toward first through hole 601 and the second through-hole 602 respectively, help to make to inhale
Wave gasket 6 is fitted closely and is contacted with transmitting optical port 4 and reception optical port 5.
Further, plane is arranged in the middle part of the second card slot 201, i.e. the middle part of the second card slot 201 is plane slot structure, described
Plane connects first arc groove 202 and the second arc groove 203, and the bottom surface at the middle part of the second card slot 201 is higher than the first arc
The bottom surface of slot 202 and the second arc groove 203.In the application specific embodiment, the middle plane and second of the first card slot 101
The middle plane of card slot 201 is about transmitting optical port 4 and straight line where receiving 5 center of circle of optical port is symmetrical.
In the embodiment of the present application, be realize port sealing face increase hardware, reduce inhale wave gasket 6 as a result,
It can be convenient for the production of upper cover 1 and pedestal 2 again, the bottom of the first groove is upper cover 1 and pedestal 2 at a distance from the bottom of the second groove
The one third of bottom surface distance.The width of first groove and the second groove view transmitting optical port 4 and reception the distance between optical port 5 and
Fixed, such as emitting the distance between edge and edge of reception optical port 5 of optical port 4 is 20mm, the width of the first groove and the second groove
Spend optional 8-10mm.
As shown in figure 3, in the embodiment of the present application, the first groove is arranged in the top edge for inhaling wave gasket 6, wave gasket 6 is inhaled
The second groove is arranged in lower edge, and first groove and second groove are located at the first through hole 601 and the second through-hole 602
Between.When installing and using, the first groove for inhaling wave gasket 6 is corresponding with the middle plane of the first card slot 101, inhales wave gasket 6
Second groove is corresponding with the middle plane of the second card slot 201.I.e. first groove and the second groove will be described as shown in Figure 3
It inhales wave gasket 6 to divide for gasket left part and gasket right part, the first through hole 601 is located at the gasket left part, second through-hole
602 are located at the gasket right part.First groove and the second groove make to inhale the shape of wave gasket 6 close to the company of two rounded materials
Product are connect, it is opposite to reduce the usable floor area for inhaling wave gasket 6.And on the basis of realizing that the optical port end of optical module seals, while protecting again
Demonstrate,prove the production convenience of upper cover 1 and pedestal 2.
In the embodiment of the present application, the lower edge of gasket left part is set as circular arc, and the center of circle of the circular arc is logical with described first
The center of circle in hole 601 is overlapped；The lower edge of gasket right part is set as circular arc, the center of circle of the circular arc and second through-hole 602
The center of circle is overlapped.For convenient for statement, as shown in Fig. 3, the circular arc of note gasket left part lower edge is the first circular arc 603, and note gasket is right
The circular arc of lower edge is the second circular arc 604.In specifically used, by the lower edge of the lower edge of gasket left part and gasket right part
It is respectively set to arc-shaped, when the first card slot 101 and the second card slot 201 extruding suction wave gasket 6, the first circular arc 603 and first
Arc groove 202 cooperates, and the second circular arc 604 and the second arc groove 203 cooperate, and the second card slot 201 passes through the first arc groove 202 and the
Two 203 pairs of arc grooves inhale wave gasket 6 and generate the support force for being directed toward first through hole 601 and the second through-hole 602 respectively, help to make to inhale
Wave gasket 6 is fitted closely and is contacted with transmitting optical port 4 and reception optical port 5.
Further, as shown in Fig. 3, top shoulder, the top is respectively set in the top of the gasket left part and gasket right part
Shoulder is seamlessly transitted to first groove.Top shoulder, which is arranged, can make the top flat for inhaling wave gasket 6, and being both able to satisfy the application makes
With needs, and the complexity for inhaling 6 production technology of wave gasket can be reduced, and then convenient for inhaling the manufacturing of wave gasket 6.Preferably,
The top shoulder of the gasket left part and gasket right part is smoothly connected with the first groove respectively, if straight flange connects, is inhaling 6 gravity of wave gasket
And first under the action of card slot 101, inhales wave gasket 6 and fits closely and contact with transmitting optical port 4 and reception optical port 5.But do not limit to
In straight flange connection type, such as the first groove and the top shoulder junction respectively include arc section, the center of circle difference of the arc section
It is overlapped with the first through hole 601 and the second through-hole 602.When the first card slot 101 squeezes the circular arc of suction 6 top edge of wave gasket respectively
Duan Shi, the extruding force of generation are directed toward first through hole 601 and second along the radius of first through hole 601 and the second through-hole 602 respectively and are led to
The center of circle in hole 602, and then contact suction wave gasket 6 with transmitting optical port 4 and the even closer fitting of reception optical port 5.
In the embodiment of the present application, emit and the first snap ring 401 is set in optical port 4, receive and second snap ring is set in optical port 5
501, it inhales the card of wave gasket 6 and sets between first snap ring 401 and the second snap ring 501.First snap ring 401 is for emitting optical port 4
Installation is fixed, and the second snap ring 501 is used to receive the fixation of optical port 5, in this way, will inhale the card of wave gasket 6 sets 401 He of the first snap ring
It is between second snap ring 501, i.e., coplanar with for the card slot of fixed transmission optical port 4 in the first card slot 101, the second card slot 201 and use
It is coplanar in the card slot of fixed reception optical port 5, and then achieve the purpose that the production for easily facilitating upper cover 1 and pedestal 2.
Further, in the embodiment of the present application, for the internal diameter of first through hole 601 less than the outer diameter of the first snap ring 401, second is logical
Outer diameter of the internal diameter in hole 602 less than the second snap ring 501.In this way, 501 pairs of suction wave gaskets 6 of the first snap ring 401 and the second snap ring have resistance
Gear effect, the first snap ring 401 and the second snap ring 501 squeeze suction wave gasket 6 along perpendicular to suction 6 longitudinal section direction of wave gasket, more
The sealing for inhaling wave gasket 6 to optical module optical port end is effectively ensured, prevents optical module inbound radiant energy by transmitting optical port 4 and connects
The clearance leakage between optical port 5 and upper cover 1 and pedestal 2 is received to module-external, improves the EMI performance of optical module product.
Embodiment two
To solve the deficiency in above-mentioned technical proposal, it is based on identical inventive concept, the embodiment of the present application also provides one
Kind optical module.The optical module includes upper cover, pedestal, transmitting optical port, receives optical port and inhale wave gasket, is provided on the inside of upper cover
The second card slot is arranged in the inside of first card slot, pedestal；The middle part of first card slot is lower than the first card slot two at a distance from upper cover bottom surface
End is at a distance from upper cover bottom surface；It inhales and first through hole and the second through-hole is set on wave gasket, it is logical that transmitting optical port is arranged in described first
Hole receives optical port and is arranged in the second through-hole；The top edge for inhaling wave gasket is arranged in the first card slot, and the lower edge for inhaling wave gasket is set
It sets in the second card slot, the first card slot and the second card slot are squeezed and sealed to transmitting optical port and reception optical port direction respectively and inhale wave pad
The edge of piece.
In optical module provided by the embodiments of the present application, the middle part of both ends to the first card slot of first card slot is smoothed
It crosses.
In optical module provided by the embodiments of the present application, the second card slot includes the first arc groove and the second arc groove, described
First arc groove and the transmitting optical port are concentric, and second arc groove and the reception optical port are concentric.
In optical module provided by the embodiments of the present application, the middle part of first card slot is plane, and the plane is parallel to
The bottom surface of the upper cover.
The optical module provided in the other technical characteristics of optical module provided by the embodiments of the present application and embodiment 1 is similar, tool
Body can be found in embodiment 1, and details are not described herein.
All the embodiments in this specification are described in a progressive manner, same and similar portion between each embodiment
Dividing may refer to each other, and each embodiment focuses on the differences from other embodiments, and related place is referring to side
The part of method embodiment illustrates.It should be noted that, in this document, the relationship art of such as " first " and " second " or the like
Language is only used to distinguish one entity or operation from another entity or operation, without necessarily requiring or implying this
There are any actual relationship or orders between a little entities or operation.Those skilled in the art are considering specification and reality
After trampling invention here, other embodiments of the present invention will readily occur to.This application is intended to cover any modification of the invention,
Purposes or adaptive change, these variations, uses, or adaptations follow general principle of the invention and including these
The common knowledge or conventional techniques in the art that invention is not invented.Description and embodiments are considered only as exemplary
, true scope and spirit of the invention are indicated by the following claims.
It should be understood that the application is not limited to the precise structure that has been described above and shown in the drawings, and
And various modifications and changes may be made without departing from the scope thereof.Scope of the present application is only limited by the accompanying claims.
Claims (10)
1. a kind of optical module, including upper cover, pedestal, transmitting optical port and reception optical port, which is characterized in that set on the inside of the upper cover
It is equipped with the first card slot, the second card slot is arranged in the inside of the pedestal；
The middle part of first card slot is higher than first card slot both ends and the upper cover bottom surface at a distance from the upper cover bottom surface
Distance；
The optical module further includes inhaling wave gasket, and first through hole and the second through-hole, the transmitting light is arranged on the suction wave gasket
Mouth is arranged in the first through hole, and the reception optical port is arranged in second through-hole；
The top edge for inhaling wave gasket is arranged in first card slot, and the lower edge setting for inhaling wave gasket is described the
In two draw-in groove, first card slot and second card slot squeeze simultaneously to the transmitting optical port and the reception optical port direction respectively
Seal the edge for inhaling wave gasket.
2. optical module according to claim 1, which is characterized in that second card slot includes the first arc groove and the second arc
Shape slot, first arc groove and the transmitting optical port are concentric, and second arc groove and the reception optical port are concentric.
3. optical module according to claim 1, which is characterized in that the middle part of first card slot is plane, the plane
It is parallel to the bottom surface of the upper cover.
4. optical module according to claim 2, which is characterized in that the middle part of second card slot is plane, the plane
Connect first arc groove and the second arc groove.
5. optical module according to claim 1, which is characterized in that the both ends of first card slot to first card slot
Middle part smooth transition.
6. optical module according to claim 2, which is characterized in that the first circular arc and the is arranged in the bottom for inhaling wave gasket
Two circular arcs, first circular arc are overlapped with the center of circle of the first through hole, the center of circle of second circular arc and second through-hole
It is overlapped, first circular arc and first arc groove cooperate, and second circular arc and second arc groove cooperate.
7. a kind of optical module, including upper cover, pedestal, transmitting optical port and reception optical port, which is characterized in that set on the inside of the upper cover
It is equipped with the first card slot, the second card slot is arranged in the inside of the pedestal；
The middle part of first card slot is at a distance from the upper cover bottom surface lower than first card slot both ends and the upper cover bottom surface
Distance；
The optical module further includes inhaling wave gasket, and first through hole and the second through-hole, the transmitting light is arranged on the suction wave gasket
Mouth is arranged in the first through hole, and the reception optical port is arranged in second through-hole；
The top edge for inhaling wave gasket is arranged in first card slot, and the lower edge setting for inhaling wave gasket is described the
In two draw-in groove, first card slot and second card slot squeeze simultaneously to the transmitting optical port and the reception optical port direction respectively
Seal the edge for inhaling wave gasket.
8. optical module according to claim 7, which is characterized in that the both ends of first card slot to first card slot
Middle part smooth transition.
9. optical module according to claim 7, which is characterized in that second card slot includes the first arc groove and the second arc
Shape slot, first arc groove and the transmitting optical port are concentric, and second arc groove and the reception optical port are concentric.
10. optical module according to claim 7, which is characterized in that the middle part of first card slot is plane, the plane
It is parallel to the bottom surface of the upper cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811316527.XA CN109324377A (en) | 2018-11-07 | 2018-11-07 | A kind of optical module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811316527.XA CN109324377A (en) | 2018-11-07 | 2018-11-07 | A kind of optical module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109324377A true CN109324377A (en) | 2019-02-12 |
Family
ID=65260345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811316527.XA Pending CN109324377A (en) | 2018-11-07 | 2018-11-07 | A kind of optical module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109324377A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021134595A1 (en) * | 2019-12-31 | 2021-07-08 | 华为技术有限公司 | Optical port shielding and fixing apparatus, optical module and communication device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103869426A (en) * | 2012-12-18 | 2014-06-18 | 深圳新飞通光电子技术有限公司 | Pluggable optical transceiver module |
| CN205430252U (en) * | 2016-03-18 | 2016-08-03 | 索尔思光电（成都）有限公司 | Optical module with conductine gasket structure |
-
2018
- 2018-11-07 CN CN201811316527.XA patent/CN109324377A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103869426A (en) * | 2012-12-18 | 2014-06-18 | 深圳新飞通光电子技术有限公司 | Pluggable optical transceiver module |
| CN205430252U (en) * | 2016-03-18 | 2016-08-03 | 索尔思光电（成都）有限公司 | Optical module with conductine gasket structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021134595A1 (en) * | 2019-12-31 | 2021-07-08 | 华为技术有限公司 | Optical port shielding and fixing apparatus, optical module and communication device |
| US11747580B2 (en) | 2019-12-31 | 2023-09-05 | Huawei Technologies Co., Ltd. | Optical port shielding and fastening apparatus, optical module, and communications device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8781409B2 (en) | Radio frequency unit and integrated antenna | |
| US20200052368A1 (en) | Aog antenna system and mobile terminal | |
| WO2020034716A1 (en) | Package antenna system and mobile terminal | |
| US10440799B2 (en) | Optical module | |
| US11747580B2 (en) | Optical port shielding and fastening apparatus, optical module, and communications device | |
| JP2012199904A (en) | Differential transmission circuit, optical transceiver module, and information processor | |
| WO2021104234A1 (en) | Electronic equipment | |
| WO2021169709A1 (en) | Wave absorbing structure, antenna assembly and electronic device | |
| CN108232404A (en) | Electronic device | |
| CN105210304A (en) | Method of growing aluminum oxide onto substrates by use of an aluminum source in an oxygen environment to create transparent, scratch resistant windows | |
| CN109324377A (en) | A kind of optical module | |
| CN213302601U (en) | Optical module | |
| CN107479152A (en) | A kind of optical module | |
| CN106873097A (en) | A kind of optical module | |
| WO2016147695A1 (en) | Connector device and communication system | |
| CN113391411A (en) | Optical module | |
| CN205693882U (en) | Speaker system and corresponding mobile terminal | |
| CN110493429A (en) | The shell and electronic equipment of electronic equipment | |
| CN111277333A (en) | Optical module | |
| TWI297787B (en) | ||
| CN107179585B (en) | A kind of optical module and optical communication terminal | |
| CN213302583U (en) | Optical transceiver module and optical network unit | |
| CN108832250A (en) | Antenna module and mobile terminal | |
| US20200183107A1 (en) | Optical Module | |
| US20050153727A1 (en) | Wireless communication device arrangement |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190212 |