CN202119950U - 40G QSFP active optical cable - Google Patents
40G QSFP active optical cable Download PDFInfo
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- CN202119950U CN202119950U CN2011201584204U CN201120158420U CN202119950U CN 202119950 U CN202119950 U CN 202119950U CN 2011201584204 U CN2011201584204 U CN 2011201584204U CN 201120158420 U CN201120158420 U CN 201120158420U CN 202119950 U CN202119950 U CN 202119950U
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Abstract
The utility model provides a 40G QSFP active optical cable, comprising optical transceiver modules and an optical cable with at least 8 channels, wherein each optical transceiver module comprises a photoelectric assembly, a module casing and a module locker, the photoelectric assembly converts optical signals into electric signals, the module casing is used for fixing the photoelectric assembly and protecting the photoelectric assembly from being influenced by the outside, the module locker is used for firmly connecting the module with an external system and providing convenience for unlocking the module from the external system, and the optical cables are used for connecting the two optical transceiver modules and for conducting optical signal transmission. The QSFP active optical cable can realize four-channel 10G signal duplex transmission. With light weight, low cost and a simple structure, the QSFP active optical cable is convenient for plugging, reliable and stable in performance and strong in practical applicability, and therefore, the optical cable can be applied to occasions such as high performance computer, data centers, etc.
Description
Technical field
The utility model relates to the active optical cable of a kind of 40G QSFP, belongs to the opto-electronic communications technology field.
Background technology
Along with the development of communication network technology, the advantage of high capacity, two-forty is widely used and popularizes, and the rapid increase of broadband services is especially in recent years had higher requirement to the capacity and the closeness of network system equipment.Because the area of system equipment panel is limited, the quantity of module connecting line is restricted, and uses standard SFP+ joint, and the port number that can hold receives the restriction of physical space.
The transmission range of 40G QSFP active cable is short, weight is high, cost is high.In order to solve the problem of speed, space, cost, need the active optical cable of a kind of middle and long distance transmission 40G QSFP of design, realize the full duplex middle and long distance transmission of parallel four road 10G signals.
The utility model content
The purpose of the utility model is to overcome the deficiency that prior art exists, and a kind of low cost, in light weight, low-power consumption 40G QSFP communication active optical cable are provided, and satisfies high density, two-forty, demand that volume is little.
The purpose of the utility model realizes through following technical scheme:
The active optical cable of 40G QSFP; The optical cable that comprises optical transceiver module and at least 8 passages; Characteristics are: said optical transceiver module comprise photoelectric subassembly, module lower casing, with the module upper casing and the latching system of module lower casing combination; Photoelectric subassembly is fixed in the module lower casing, the rubber handle that latching system comprises unlock piece, back-moving spring and is located at the unlock piece end, and the unlock piece both sides are respectively equipped with a dip plane and boss; Dip plane on the unlock piece cooperates formation one spill bayonet socket with the module lower casing, back-moving spring is supported in the inboard of module upper casing;
Optical cable comprises at least 8 optical fiber and optical fiber fixation kit; At least 8 the optical fiber formation fibre bundle that is intertwined; Said optical fiber fixation kit comprises MT joint, optical fiber orientation conversion equipment and adapter of plastic; At least 8 the optical fiber that is intertwined converts optical fiber into fibre ribbon that parallel equidistant is arranged through optical fiber orientation conversion equipment, and the fibre ribbon that parallel equidistant is arranged inserts in the hole of MT joint, and the MT joint that has optical fiber links to each other with photoelectric subassembly through the registration holes on the MT joint; Be coupled with mode one to one, at least 8 optical fiber passes adapter of plastic and is connected with the module lower casing.
Further; The above-mentioned active optical cable of 40G QSFP; Wherein, The said optical fiber top layer that is intertwined at least 8 is enclosed with one deck fiber optic protection layer, and the end of fiber optic protection layer is connected the fiber optic protection layer fixing with adapter of plastic through the metal collar, be with plastic casing on fiber optic protection layer and the adapter of plastic.
Substantive distinguishing features and obvious improvement that the utility model technical scheme is outstanding are mainly reflected in:
The active optical cable of the utility model QSFP can be realized four-way 10G signal duplex transmission, and in light weight, cost is low, and structure is very succinct, plugs very conveniently, and dependable performance is stable, and is practical strong, can be applicable to occasions such as high-performance computer and data center.
Description of drawings
Below in conjunction with accompanying drawing the utility model technical scheme is described further:
Fig. 1: the decomposing schematic representation of the active optical cable of 40G QSFP
Fig. 2: the decomposing schematic representation of latching system
Fig. 3: the decomposing schematic representation of optical cable.
The implication of each Reference numeral sees the following form among the figure:
Embodiment
Design the active optical cable of a kind of 40G QSFP, can reduce system power dissipation, reduce cost, reduce the module volume, realize the middle and long distance transmission.The active optical cable of 40G QSFP comprises two optical transceiver modules and one at least 8 passage optical cable, and optical transceiver module comprises: photoelectric subassembly, light signal and electric signal are changed; Module housing is used for fixing photoelectric subassembly, and the protection photoelectric subassembly is avoided ectocine; The module latching system firmly is connected module with external system, and convenient with module and external system release; At least 8 passage optical cables connect two optical transceiver modules and optical signal transmission.Wherein, photoelectric subassembly comprises photovoltaic array, optical frames group, pcb board, and photovoltaic array is placed on the pcb board, uses the coupling between optical frames group guided optical array and the optical fiber.Photovoltaic array comprises at least 4 generating lasers and at least 4 photo-detectors.Module housing is a metalwork, is used for fixing photoelectric subassembly and optical fiber orientation conversion equipment, and protects optical fiber and photoelectric subassembly to avoid ectocine.The module latching system comprises a unlock piece, back-moving spring and rubber handle, and unlock piece is a metalwork, and respectively there are a dip plane and boss in both sides, and the dip plane cooperates formation one bayonet socket with module housing, when being connected with external system, can link together securely; On the dip plane next door convexity is arranged, when needs took out interface from external system, when pulling at the rubber handle, convexity can be earlier lifted the barb of external system, and module is release taking-up smoothly just; Back-moving spring can reset unlock piece.Back-moving spring is placed between unlock piece and the module housing, on the unlock piece around the back-moving spring, two catch is arranged, and catch one is used for supporting when back-moving spring is stressed, and catch two is used for stablizing back-moving spring in order to avoid the back-moving spring stress deformation.There is the hollow out striped on rubber handle surface, and material is soft, helps stressed.The rubber handle uses pin to be connected with unlock piece.At least 8 passage optical cables connect two optical transceiver modules and optical signal transmission.Optical cable comprises at least 8 optical fiber, optical fiber fixation kit, fiber optic protection layer, fiber optic protection sleeve pipe.The optical fiber fixation kit comprises MT joint, optical fiber orientation conversion equipment and plastic casing.The MT joint is a standard MT joint, and with at least 8 optical fiber keeping parallelism equidistance ordered states, and the end face of MT interface end face and at least 8 optical fiber remains on the same plane.The MT joint is aimed at coupling with the optical frames group with man-to-man form, and blended rubber is fixed.Optical fiber orientation conversion equipment is converted into the ribbon fiber bundle that at least 8 parallel equidistant are arranged with at least 8 round shape fibre bundles that are intertwined, and can effectively protect optical fiber simultaneously.Optical fiber orientation conversion equipment is connected with the MT joint, and blended rubber is fixed.Plastic casing be used between cable protection layer and the optical module shell be connected and fixing, at least 8 optical fiber are intertwined, bending direction is flexible and changeable.The fiber optic protection layer material is an aramid fiber, has high tensile strength, is wrapped in the surface of the fibre bundle of at least 8 optical fiber compositions; The end face of fiber optic protection layer is fixed on the plastic casing through metal sleeve.The fiber optic protection casing pipe sleeve is protected internal optical fiber at the fiber optic protection laminar surface.
As shown in Figure 1, the active optical cable of 40G QSFP comprises optical transceiver module and at least 8 passage optical cables, and wherein optical transceiver module comprises photoelectric subassembly 01, module lower casing 04 and the module upper casing 02 that makes up with module lower casing 04.Photoelectric subassembly 01 is used for the conversion of light signal and electric signal, and it comprises photovoltaic array, optical frames group, pcb board, and the optical frames group gets in the photovoltaic array with coupling light in the optical fiber of sending of photovoltaic array or with the optically-coupled of the transmission in the optical fiber.On the photoelectric subassembly 01 registration holes is arranged, can stably be fixed in the module lower casing 04.The optical cable 06 that has MT joint 10 is connected with photoelectric subassembly 01 through the registration holes on the MT joint; Realize that the man-to-man mode of at least 8 passages is of coupled connections; The optical cable 06 that has MT joint 10 is connected to module lower casing 04 through adapter of plastic 13; Blended rubber is fixedly connected on the inside surface of module lower casing 04, thereby realizes that optical cable 06 and the firm of optical module are connected.Screw 03 is connected module upper casing 02 with module lower casing 04.
As shown in Figure 2, latching system, the rubber handle 08 that comprises unlock piece 07, back-moving spring 05 and be located at unlock piece 07 end.Respectively there are a dip plane and boss in unlock piece 07 both sides, and the dip plane on the unlock piece 07 cooperates formation one spill bayonet socket with module lower casing 04, can effectively module firmly be connected with external system.When module will be taken out, pull at the rubber handle, thereby the boss of unlock piece 07 is to receiving the force direction motion to let the barb of external system lift, module just can be taken out in light release; And back-moving spring 05 can reset unlock piece 07.Back-moving spring has catch 05 time, make catch the time with unlock piece 07 moulding.Washer is used for back-moving spring end strong point when stressed, and the back-moving spring strong point is in the inboard of module upper casing; The catch 09 of back-moving spring downside, it is not yielding under stressed situation to be used for stablizing back-moving spring 07.
As shown in Figure 3, at least 8 passage optical cables comprise at least 8 optical fiber 12, optical fiber fixation kit, fiber optic protection layer 14, fiber optic protection sleeve pipe 17.At least 8 the optical fiber 12 formation fibre bundle that is intertwined is convenient to use, and in the QSFP transmission, needs the fibre ribbon that uses parallel equidistant to arrange, thereby changes through the optical fiber fixation kit.The optical fiber fixation kit comprises MT joint 10, optical fiber orientation conversion equipment 11, adapter of plastic 13.At least 8 optical fiber of at least 8 that are intertwined convert optical fiber into fibre ribbon that parallel equidistant is arranged through optical fiber orientation reforming unit 11; The fibre ribbon that parallel equidistant is arranged inserts in the hole of MT joint 10, and blended rubber is fixed, and the plane of the end face of optical fiber and MT joint 10 is on same plane, and this process need uses glossing to make.The MT joint 10 that has optical fiber is connected with photoelectric subassembly through the registration holes on the MT joint, and reaching one to one, mode is of coupled connections.At least 8 optical fiber 12 passes adapter of plastic 13 and is connected with module lower casing 04, with fixedly optical cable and optical module in order to avoid intraware is impaired.Be the fiber optic protection layer 14 of aramid fiber in the fibre bundle top layer parcel one deck material that is intertwined in addition, improve the tensile strength of optical fiber.The end of fiber optic protection layer 14 is connected the fiber optic protection layer fixing through the metal collar 15 with adapter of plastic 13; Put being connected of plastic casing 16 further fixed fiber protective seams and adapter of plastic; Last whole optical fiber puts fiber optic protection sleeve pipe 17, protects whole optical fiber.
The active optical cable of this QSFP can be realized four-way 10G signal duplex transmission, and in light weight, cost is low, and structure is very succinct, plugs very conveniently, and dependable performance is stable, and is practical strong, can be applicable to occasions such as high-performance computer and data center.
What need understand is: the above only is the preferred implementation of the utility model; For those skilled in the art; Under the prerequisite that does not break away from the utility model principle; Can also make some improvement and retouching, these improvement and retouching also should be regarded as the protection domain of the utility model.
Claims (2)
1.40G the active optical cable of QSFP; The optical cable that comprises optical transceiver module and at least 8 passages; It is characterized in that: said optical transceiver module comprise photoelectric subassembly (01), module lower casing (04), with the module upper casing (02) and the latching system of module lower casing (04) combination; Photoelectric subassembly (01) is fixed in the module lower casing (04), the rubber handle (08) that latching system comprises unlock piece (07), back-moving spring (05) and is located at unlock piece (07) end, and unlock piece (07) both sides are respectively equipped with a dip plane and boss; Dip plane on the unlock piece (07) cooperates formation one spill bayonet socket with module lower casing (04), back-moving spring (05) is supported in the inboard of module upper casing (02);
Optical cable comprises at least 8 optical fiber (12) and optical fiber fixation kit; At least 8 optical fiber (12) the formation fibre bundle that is intertwined; Said optical fiber fixation kit comprises MT joint (10), optical fiber orientation conversion equipment (11) and adapter of plastic (13); At least 8 the optical fiber (12) that is intertwined converts optical fiber into fibre ribbon that parallel equidistant is arranged through optical fiber orientation conversion equipment (11); The fibre ribbon that parallel equidistant is arranged inserts in the hole of MT joint (10); The MT joint (10) that has optical fiber links to each other with photoelectric subassembly (01) through the registration holes on the MT joint, is coupled with mode one to one, and at least 8 optical fiber (12) passes adapter of plastic (13) and is connected with module lower casing (04).
2. the active optical cable of 40G QSFP according to claim 1; It is characterized in that: said optical fiber (12) top layer that is intertwined at least 8 is enclosed with one deck fiber optic protection layer (14); The end of fiber optic protection layer (14) is connected the fiber optic protection layer fixing with adapter of plastic (13) through the metal collar (15), be with plastic casing (16) on fiber optic protection layer (14) and the adapter of plastic (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201584204U CN202119950U (en) | 2011-05-18 | 2011-05-18 | 40G QSFP active optical cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201584204U CN202119950U (en) | 2011-05-18 | 2011-05-18 | 40G QSFP active optical cable |
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| Publication Number | Publication Date |
|---|---|
| CN202119950U true CN202119950U (en) | 2012-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201584204U Expired - Lifetime CN202119950U (en) | 2011-05-18 | 2011-05-18 | 40G QSFP active optical cable |
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| CN (1) | CN202119950U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102914839A (en) * | 2012-11-13 | 2013-02-06 | 南通昱品通信科技有限公司 | Framework type optical fiber ribbon cable feeding-trough device |
| CN105403968A (en) * | 2015-12-02 | 2016-03-16 | 四川华拓光通信股份有限公司 | Novel 10-G SFP+AOC active optical cable |
-
2011
- 2011-05-18 CN CN2011201584204U patent/CN202119950U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102914839A (en) * | 2012-11-13 | 2013-02-06 | 南通昱品通信科技有限公司 | Framework type optical fiber ribbon cable feeding-trough device |
| CN105403968A (en) * | 2015-12-02 | 2016-03-16 | 四川华拓光通信股份有限公司 | Novel 10-G SFP+AOC active optical cable |
| CN105403968B (en) * | 2015-12-02 | 2018-09-11 | 四川华拓光通信股份有限公司 | A kind of novel 10G SFP+AOC active optical cables |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120118 |