CN102269846A - Device for fixing at least two optical fiber connectors - Google Patents
Device for fixing at least two optical fiber connectors Download PDFInfo
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- CN102269846A CN102269846A CN2010101935319A CN201010193531A CN102269846A CN 102269846 A CN102269846 A CN 102269846A CN 2010101935319 A CN2010101935319 A CN 2010101935319A CN 201010193531 A CN201010193531 A CN 201010193531A CN 102269846 A CN102269846 A CN 102269846A
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- Prior art keywords
- joints
- optical fibre
- housing parts
- shell
- fixing
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Abstract
The invention discloses a device for fixing at least two optical fiber connectors. The device comprises a shell, wherein the shell consists of two shell parts which can be mutually jointed; a fixing structure for fixing the at least two optical fiber connectors is formed at one end of the shell; and a crimping structure for fixing a stiffening member of an optical cable is formed at the other end of the shell. Compared with the prior art, the fixing structure for fixing the optical fiber connectors and the crimping structure for fixing the stiffening member of the optical cable in various embodiments of the invention are formed on the shell of the fixing device; therefore, the optical fiber connectors and the stiffening member of the optical cable can be fixed in place through the shell only, and a back seat and other intermediate positioning elements are not needed. Therefore, the quantity of elements of the fixing device is reduced, the manufacturing cost is reduced, and the device is more convenient to mount.
Description
Technical field
The present invention relates to a kind of device that is used for fixing at least two joints of optical fibre.
Background technology
For two joints of optical fibre, it has two independently optical cables.Therefore, be necessary for each optical cable a stress protective cover is installed, be used for providing stress buffer to prevent the optical cable bending for optical cable.But, stationary installation oversize that two stress protective covers can cause the joints of optical fibre is installed.
In order to effectively reduce size, U.S. Pat 7641398B2 discloses the stationary installation of a kind of pair of joints of optical fibre, and this stationary installation comprises a back seat, and two joints of optical fibre are installed in the back seat earlier, this back seat is fixed in the shell then, uses a stress shielding cover at last on shell.This single protective cover design has effectively reduced the size of stationary installation.
But existing single shielding type joints of optical fibre stationary installation not only needs shell, also needs fixed sturctures such as back seat, therefore, has complex structure, and cost is high to compare the difficult technologies problem with installing.
Summary of the invention
At the aforementioned technical problem that exists in the prior art, the present invention is intended to provide a kind of device that is used for fixing at least two joints of optical fibre, and it can reduce structural detail, reduce manufacturing cost and be convenient to and install.
According to an aspect of the present invention, a kind of device that is used for fixing at least two joints of optical fibre is provided, comprise shell, described shell is made of two housing parts that can be bonded with each other, one end of described shell is formed with the fixed sturcture that is used for fixing described at least two joints of optical fibre, and the other end is formed with the crimping structure of the stiffener that is used for fixing optical cable.
According to a preferred embodiment of the present invention, described fixed sturcture comprise be formed at least one housing parts with the described joints of optical fibre on the groove of flange engages.
According to a further advantageous embodiment of the invention, described fixed sturcture also comprises and is formed on the fin that the depression with on the described joints of optical fibre at least one housing parts engages.
According to a further advantageous embodiment of the invention, described crimping structure is a tubulated ends, comprising: be formed on the first halfpipe end on the housing parts; With the second halfpipe end that is formed on another housing parts.When two housing parts were bonded together, the first and second halfpipe ends formed described tubulated ends, and the described stiffener of optical cable is fixed on the described tubulated ends.
According to a further advantageous embodiment of the invention, described device also comprises the interior metal pipe, and described interior metal pipe inserts in the inner tubular chamber of described tubulated ends.
According to a further advantageous embodiment of the invention, described device also comprises crimping sleeve, and described crimping sleeve is used for the stiffener of described optical cable is fastened on the outside surface of the described tubulated ends of shell.
According to a further advantageous embodiment of the invention, described device also is included as the protective cover that optical cable provides stress buffer, and described protective cover is connected on the described crimping sleeve, and optical cable passes described protective cover.
According to a further advantageous embodiment of the invention, be formed with at least one partition wall at least one housing parts, be used for two adjacent spaced apart preset distances of the joints of optical fibre.
According to a further advantageous embodiment of the invention, the closure device releasing mechanism of described at least two joints of optical fibre lays respectively on the shell of the described joints of optical fibre.
According to a further advantageous embodiment of the invention, in described device, can fix the joints of optical fibre of delegation's joints of optical fibre at least or an array.
According to a further advantageous embodiment of the invention, described fixed sturcture allows the described joints of optical fibre unsteady a little along at least one direction in its Width, short transverse and the length direction, so that the described joints of optical fibre are assembled in the adapter.
According to a further advantageous embodiment of the invention, described device also is included as the protective cover that optical cable provides stress buffer, and described protective cover is connected on the described crimping sleeve and forms and allows a plurality of optical cables pass.
According to a further advantageous embodiment of the invention, described fixed sturcture prevents rotatablely moving of described at least two joints of optical fibre.
Compared with prior art, in each embodiment of the present invention, the fixed sturcture of fixed fiberoptic connector and fixedly the crimping structure of the stiffener of optical cable all be formed on the shell of stationary installation.Therefore, only need just can the stiffener of the joints of optical fibre and optical cable is fixing on the throne, and do not need interfix element such as back seat with shell, therefore, reduced stationary installation number of elements, reduced manufacturing cost and be more convenient for installation.
Description of drawings
Fig. 1 shows the perspective exploded view of the stationary installation of the joints of optical fibre according to a preferred embodiment of the present invention;
Fig. 2 shows the enlarged diagram of second housing parts of stationary installation shown in Figure 1;
Fig. 3 shows the schematic perspective view of the stationary installation after the assembling; With
Fig. 4 shows the cut-open view of stationary installation shown in Figure 3.
Embodiment
Describe the embodiment of exemplary of the present invention below in detail, the example of embodiment is shown in the drawings, and wherein same or analogous label is represented same or analogous element.The embodiment that describes below with reference to accompanying drawing is exemplary, is intended to explain the present invention, and can not be interpreted as limitation of the present invention.
Fig. 1 shows the perspective exploded view of the stationary installation of the joints of optical fibre according to a preferred embodiment of the present invention.
As shown in Figure 1, this stationary installation comprises the shell that is made of first housing parts 3 and second housing parts 4.Wherein, first housing parts 3 can be bonded with each other with any existing juncture with second housing parts 4 and be in the same place.
For example, in preferred embodiment shown in Figure 1, be formed with on first housing parts 3 and be formed with the draw-in groove 17,18 corresponding on grab 15,16, the second housing parts 4 with grab 15,16.Therefore, first housing parts 3 and second housing parts 4 can be fastened togather easily.But, need to prove that first housing parts 3 can also be bonded with each other by any mode that other is fit to second housing parts 4 and be in the same place, for example by modes such as threaded connector, stop pins.
Fig. 2 shows the enlarged diagram of second housing parts 4 shown in Figure 1.As depicted in figs. 1 and 2, in a preferred embodiment, the inside of second housing parts 4 is separated wall 9 and is separated into 1 ', 2 ', two joints of optical fibre 1,2 of two sub spaces and installs respectively and be positioned in separately the subspace 1 ', 2 '.
In illustrated compression, although the inside of second housing parts 4 only is separated into two sub spaces 1 ', 2 ', but, under the instruction of disclosure of the present invention, be understandable that, the inside of second housing parts 4 also can be separated into more a plurality of subspaces, is used for installing more a plurality of joints of optical fibre.For example, the inside of second housing parts 4 can be separated into three, four or more a plurality of subspace.
But, note that in the present invention, partition wall 9 not necessarily, it only occurs as preferred embodiment, partition wall 9 can be removed fully.And partition wall 9 can also be formed in first housing parts 3.
As depicted in figs. 1 and 2, in a preferred embodiment, partition wall 9 is designed to have predetermined wall thickness, so that make interval preset distance between the optical axis of adjacent two joints of optical fibre 1,2.
As shown in Figure 1, in illustrated compression, for prevent each joints of optical fibre 1,2 do not expect move.Therefore, an end of shell is formed with the fixed sturcture 8,14 that is used for fixing two joints of optical fibre 1,2, is used to the motion that prevents that the joints of optical fibre 1,2 from not expecting.
In a preferred embodiment, as shown in Figure 1, be formed with groove 14 in second housing parts 4, this groove 14 is used for engaging with flange 13 on the joints of optical fibre 1,2, thereby two joints of optical fibre 1,2 are fixed in the shell of stationary installation.
Particularly, in preferred embodiment shown in Figure 1, groove 14 is formed on base plate, sidewall 10,11 and the partition wall 9 of second housing parts 4, flange 13 be formed on the joints of optical fibre around.Therefore, in the joints of optical fibre 1,2 are installed to separately subspace 1 ', 2 ', and when covering first housing parts 3, the joints of optical fibre 1,2 moving and being limited on X shown in Figure 1, Y, Z direction around rotatablely moving of its axis.As shown in Figure 1, directions X is the Width of the joints of optical fibre, and the Y direction is the short transverse or the thickness direction of the joints of optical fibre, and the Z direction is the length direction or the axis direction of the joints of optical fibre.
More preferably, as shown in Figure 1, also be formed with fin 8 in second housing parts 4, this fin 8 is used for engaging with depression 12 on the joints of optical fibre 1,2, thereby can more reliably two joints of optical fibre 1,2 be fixed in the shell of stationary installation.
Although in illustrated compression, adopted two kinds of fixed sturctures to fix the joints of optical fibre simultaneously,, need to prove, also can only adopt a kind ofly in above-mentioned two kinds of fixed sturctures to fix the joints of optical fibre.
In addition, preferably, for the ease of the joints of optical fibre 1,2 are assembled in the adapter (not shown), aforementioned fixation structure 14,8 can allow the joints of optical fibre 1,2 unsteady a little along its Width X, short transverse Y or length direction Z, perhaps can allow among the joints of optical fibre 1,2 broad ways X, short transverse Y and the length direction Z two or three can be unsteady a little.
As shown in Figure 1, in the present invention, the other end of the shell of stationary installation also is formed with the fixedly crimping structure 24 of the stiffener 5a of optical cable 5.
As shown in Figure 1, in a preferred embodiment, this crimping structure is formed in the tubulated ends 24 on the shell.As shown in Figure 1, this tubulated ends 24 comprises first halfpipe end 24a that is formed on first housing parts 3 and the second halfpipe end 24b that is formed on second housing parts 4.When two housing parts 3,4 were bonded together, the first and second halfpipe end 24a, 24b together formed complete tubulated ends 24.The stiffener 5a of optical cable 5 is arranged on this tubulated ends 24, and by securing member, for example crimping sleeve 6, are fixed on the outer wall of this tubulated ends 24.
Fig. 3 shows the schematic perspective view of the stationary installation after the assembling; Show the cut-open view of stationary installation shown in Figure 3 with Fig. 4.
Preferably, the stiffener 5a of optical cable 5 draws material to make by Kev, can certainly adopt other suitable high-strength material to make.
As shown in Figure 1 and Figure 4, in a preferred embodiment,, also provide an interior metal pipe 25 for the stiffener 5a and the tubulated ends 24 of giving optical cable 5 provides extra support.This interior metal pipe 25 inserts in the inner tubular chamber of tubulated ends 24, and the optical fiber of optical cable 5 passes from this metal tube 25, thereby when the described crimping sleeve 6 of crimping, interior metal pipe 25 can be born a part of strength, prevents tubulated ends 24 compressive deformations.According to a preferred embodiment of the present invention, metal tube 25 can as a whole pipe, also can be made of two semicanals, the operation of being more convenient for like this.
As Fig. 1, Fig. 3 and shown in Figure 4, this stationary installation also comprises single protective cover 7, and this single protective cover 7 is directly helped pull a cart on crimping sleeve 6, and optical cable 5 passes this protective cover 7, thereby can provide stress buffer to prevent the optical cable bending for optical cable 5.Because the protective cover 7 of stress buffer belongs to prior art, for the sake of brevity, repeats no more here.
Preferably, as shown in Figure 1 and Figure 4, an end 6a of crimping sleeve 6 is designed to greater than other end 6b.This is because an end 6a of crimping sleeve 6 need be crimped on the bigger tubulated ends of diameter 24, as long as and the size of other end 6b can allow the less optical cable 5 of diameter pass.
As shown in Figure 1, illustrated stationary installation is applicable to any joints of optical fibre that meet TIA (Telecommunications Industries Association's standard) standard.These are directly bought the standard fiber connector that comes from the market and can be directly installed in the stationary installation of the present invention.
As shown in Figure 1, in a preferred embodiment, the closure device releasing mechanism 19,20 of two joints of optical fibre 1,2 lays respectively on the shell of the joints of optical fibre 1,2 separately, rather than is positioned on the shell 3,4 of stationary installation of fixed fiberoptic connector.Like this, can further be simplified to fix the structural design of device.
Particularly, in preferred embodiment shown in Figure 1, when first housing parts 3 and second housing parts 4 were assembled together, closure device releasing mechanism 19,20 exposed from first housing parts, 3 rear portion breach 21,22 respectively, is convenient to operate when mounting adapter.It is spaced apart that while closure device releasing mechanism 19,20 is separated plate 23.
In the preferred embodiment of Fig. 1-Fig. 4, a pair of joints of optical fibre 1 and 2 have only been shown.But, be understandable that, also can fix many in the stationary installation of the present invention to this joints of optical fibre 1 and 2.
Although not shown, preferably,, can still adopt single protective cover, and allow many each optical cables pass from this single protective cover to the joints of optical fibre when stationary installation is used for fixing manyly during to the joints of optical fibre.
Although not shown, more preferably, manyly in stationary installation, can be in line or the form of multirow or array to the joints of optical fibre.That is, can fix delegation's joints of optical fibre or joints of optical fibre array at least in the stationary installation of the present invention.
Although illustrated and described embodiments of the invention, for the ordinary skill in the art, be appreciated that without departing from the principles and spirit of the present invention and can change these embodiment.The scope of application of the present invention is limited by claims and equivalent thereof.
Claims (12)
1. a device that is used for fixing at least two joints of optical fibre (1,2) comprises shell,
It is characterized in that:
Described shell is made of two housing parts (3,4) that can be bonded with each other,
One end of described shell is formed with the fixed sturcture (8,14) that is used for fixing described at least two joints of optical fibre (1,2), and the other end is formed with the crimping structure (24) of the stiffener (5a) that is used for fixing optical cable (5).
2. device according to claim 1 is characterized in that, described fixed sturcture comprises and is formed on the groove (14) that the flange (13) with on the described joints of optical fibre (1,2) at least one housing parts (4) engages.
3. device according to claim 2 is characterized in that, described fixed sturcture also comprises and is formed on the fin (8) that the depression (12) with on the described joints of optical fibre (1,2) at least one housing parts (4) engages.
4. device according to claim 1 is characterized in that, described crimping structure is tubulated ends (24), comprising:
Be formed on the first halfpipe end (24a) on the housing parts (3); With
Be formed on the second halfpipe end (24b) on another housing parts (4),
When two housing parts (3,4) when being bonded together, the first and second halfpipe ends (24a, 24b) form described tubulated ends (24), and the described stiffener (5a) of optical cable (5) is fastened on the outside surface of described tubulated ends (24) by crimping sleeve (6).
5. device according to claim 4 also comprises:
Interior metal pipe (25), described interior metal pipe (25) inserts in the inner tubular chamber of described tubulated ends (24).
6. according to claim 4 or 5 described devices, also comprise:
For optical cable (5) provides the protective cover (7) of stress buffer, described protective cover (7) is connected on the crimping sleeve (6), and optical cable (5) passes described protective cover (7).
7. device according to claim 1 is characterized in that, is formed with at least one partition wall (9) at least one housing parts (4), is used for the adjacent spaced apart preset distance of two joints of optical fibre (1,2).
8. device according to claim 1 is characterized in that, has closure device releasing mechanism (19,20) on the shell of the described joints of optical fibre (1,2).
9. device according to claim 1 is characterized in that, can fix the joints of optical fibre of delegation's joints of optical fibre (1,2) at least or an array in described device.
10. device according to claim 1, it is characterized in that, described fixed sturcture (14,8) allows the described joints of optical fibre (1,2) unsteady a little along at least one direction in its Width (X), short transverse (Y) and the length direction (Z), so that the described joints of optical fibre (1,2) are assembled in the adapter.
11., also comprise according to claim 4 or 5 described devices:
Go up and form and allow a plurality of optical cables pass for optical cable (5) provides the protective cover (7) of stress buffer, described protective cover (7) to be connected to described crimping sleeve (6).
12. device according to claim 1 is characterized in that, described fixed sturcture (14,8) prevents rotatablely moving of described at least two joints of optical fibre (1,2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010193531.9A CN102269846B (en) | 2010-06-04 | 2010-06-04 | Device for fixing at least two optical fiber connectors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010193531.9A CN102269846B (en) | 2010-06-04 | 2010-06-04 | Device for fixing at least two optical fiber connectors |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102269846A true CN102269846A (en) | 2011-12-07 |
| CN102269846B CN102269846B (en) | 2014-07-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010193531.9A Expired - Fee Related CN102269846B (en) | 2010-06-04 | 2010-06-04 | Device for fixing at least two optical fiber connectors |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102269846B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103424815A (en) * | 2012-05-25 | 2013-12-04 | 矢崎总业株式会社 | Optical connector |
| CN103869423A (en) * | 2013-07-10 | 2014-06-18 | 连展科技电子（昆山）有限公司 | Optical fiber adapter |
| WO2017133642A1 (en) * | 2016-02-01 | 2017-08-10 | 光联通讯技术有限公司 | Optical fiber adapter |
| CN109669247A (en) * | 2017-10-17 | 2019-04-23 | 苏州旭创科技有限公司 | Optical module |
| EP4099069A3 (en) * | 2021-05-31 | 2023-04-12 | Acon Optics Communications Inc. | Optical fiber connector assembly |
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| US4705352A (en) * | 1985-12-30 | 1987-11-10 | Amphenol Corporation | Fiber optic connector |
| US5521997A (en) * | 1995-02-28 | 1996-05-28 | The Whitaker Corporation | Rotatably polarizing keying element for a polarized connector |
| US6250817B1 (en) * | 1999-10-19 | 2001-06-26 | Lucent Technologies Inc. | Device that attaches to the boot of an optical fiber simplex connector to provide the connector with anti-snagging and/or polarity identification features |
| US20090034911A1 (en) * | 2007-08-01 | 2009-02-05 | Ortronics, Inc. | Positional differentiating connector assembly |
| JP4278148B2 (en) * | 2003-12-24 | 2009-06-10 | サンコール株式会社 | 2-core connector unit |
| US7588373B1 (en) * | 2008-07-16 | 2009-09-15 | Sanwa Denki Kogyo Co., Ltd. | Optical connector plug |
| US7712970B1 (en) * | 2009-01-12 | 2010-05-11 | Alliance Fiber Optic Products Co., Ltd. | Detachable fiber optic connector |
| CN202003053U (en) * | 2010-06-04 | 2011-10-05 | 泰科电子(上海)有限公司 | Device for fixing at least two optical fiber connectors |
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2010
- 2010-06-04 CN CN201010193531.9A patent/CN102269846B/en not_active Expired - Fee Related
Patent Citations (9)
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|---|---|---|---|---|
| US4448478A (en) * | 1979-05-08 | 1984-05-15 | International Telephone & Telegraph Corporation | Fiber optic connector |
| US4705352A (en) * | 1985-12-30 | 1987-11-10 | Amphenol Corporation | Fiber optic connector |
| US5521997A (en) * | 1995-02-28 | 1996-05-28 | The Whitaker Corporation | Rotatably polarizing keying element for a polarized connector |
| US6250817B1 (en) * | 1999-10-19 | 2001-06-26 | Lucent Technologies Inc. | Device that attaches to the boot of an optical fiber simplex connector to provide the connector with anti-snagging and/or polarity identification features |
| JP4278148B2 (en) * | 2003-12-24 | 2009-06-10 | サンコール株式会社 | 2-core connector unit |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103424815A (en) * | 2012-05-25 | 2013-12-04 | 矢崎总业株式会社 | Optical connector |
| CN103424815B (en) * | 2012-05-25 | 2015-10-07 | 矢崎总业株式会社 | Optical connector |
| CN103869423A (en) * | 2013-07-10 | 2014-06-18 | 连展科技电子（昆山）有限公司 | Optical fiber adapter |
| WO2017133642A1 (en) * | 2016-02-01 | 2017-08-10 | 光联通讯技术有限公司 | Optical fiber adapter |
| US11493697B2 (en) | 2016-02-01 | 2022-11-08 | Molex, Llc | Optical fiber adapter |
| CN109669247A (en) * | 2017-10-17 | 2019-04-23 | 苏州旭创科技有限公司 | Optical module |
| EP4099069A3 (en) * | 2021-05-31 | 2023-04-12 | Acon Optics Communications Inc. | Optical fiber connector assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102269846B (en) | 2014-07-16 |
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Granted publication date: 20140716 Termination date: 20170604 |