CN102269846B - Device for fixing at least two optical fiber connectors - Google Patents
Device for fixing at least two optical fiber connectors Download PDFInfo
- Publication number
- CN102269846B CN102269846B CN201010193531.9A CN201010193531A CN102269846B CN 102269846 B CN102269846 B CN 102269846B CN 201010193531 A CN201010193531 A CN 201010193531A CN 102269846 B CN102269846 B CN 102269846B
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- Prior art keywords
- joints
- optical fibre
- housing parts
- fixing
- shell
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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 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 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, US Patent No. 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 first arranged in back seat, then this back seat is fixed in shell, finally uses a stress shielding cover on shell.This single protective cover design has effectively reduced the size of stationary installation.
But existing single shielding type optical fibre connector fixator not only needs shell, also needs the fixed sturctures such as back seat, therefore, has complex structure, the technical matters that cost is high and installation is more difficult.
Summary of the invention
For the aforementioned technical problem existing in prior art, the present invention is intended to provide a kind of device 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 for fixing at least two joints of optical fibre is provided, comprise shell, described shell is made up of two housing parts that can be bonded with each other, one end of described shell is formed with the fixed sturcture at least two joints of optical fibre described in fixing, and the other end is formed with the crimping structure for the stiffener of fixing optical cable.
According to a preferred embodiment of the present invention, described fixed sturcture comprises the groove that the flange with on the described joints of optical fibre that is formed at least one housing parts engages.
According to a further advantageous embodiment of the invention, described fixed sturcture also comprises the fin that the depression with on the described joints of optical fibre that is formed at least one housing parts engages.
According to a further advantageous embodiment of the invention, described crimping structure is tubulated ends, comprising: be formed on the first halfpipe end on a housing parts; With the second halfpipe end being formed on another housing parts.In the time that two housing parts are bonded together, the first and second halfpipe ends form described tubulated ends, and the described stiffener of optical cable is fixed in described tubulated ends.
According to a further advantageous embodiment of the invention, described device also comprises 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 for being fastened on the stiffener of described optical cable the outside surface of the described tubulated ends of shell.
According to a further advantageous embodiment of the invention, described device is also included as optical cable provides the protective cover of stress buffer, and described protective cover is connected on described crimping sleeve, and optical cable is through described protective cover.
According to a further advantageous embodiment of the invention, at least one housing parts, be formed with at least one partition wall, for by 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 a line 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 length direction, so that the described joints of optical fibre are assembled in adapter.
According to a further advantageous embodiment of the invention, described device is also included as optical cable provides the protective cover of stress buffer, described protective cover to be connected on described crimping sleeve and is formed as allowing multiple optical cables pass.
According to a further advantageous embodiment of the invention, described fixed sturcture prevent described in the rotatablely moving of at least two joints of optical fibre.
Compared with prior art, in each embodiment of the present invention, the crimping structure of the fixed sturcture of fixed fiberoptic connector and the stiffener of fixing optical cable is all formed on the shell of stationary installation.Therefore, only need to just can be by fixing the stiffener of the joints of optical fibre and optical cable in place with shell, and do not need the interfix elements such as back seat, therefore, reduced stationary installation number of elements, reduced manufacturing cost and be more convenient for installation.
Brief description of the 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 the second housing parts of the stationary installation shown in Fig. 1;
Fig. 3 shows the schematic perspective view of the stationary installation after assembling; With
Fig. 4 shows the cut-open view of the stationary installation shown in Fig. 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 represents same or analogous element.The embodiment describing 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 being made up of the first housing parts 3 and the second housing parts 4.Wherein, together with the first housing parts 3 can be bonded with each other with any existing juncture with the second housing parts 4.
For example, in the preferred embodiment shown in Fig. 1, on the first housing parts 3, be formed with on grab 15,16, the second housing parts 4 and be formed with the draw-in groove corresponding with grab 15,16 17,18.Therefore, the first housing parts 3 and the second housing parts 4 can be fastened togather easily.But, it should be noted that, the first housing parts 3 is for example threaded connection the mode such as part, stop pin together with can also being bonded with each other by any other applicable mode with the second housing parts 4.
Fig. 2 shows the enlarged diagram of the second housing parts 4 shown in Fig. 1.As depicted in figs. 1 and 2, in a preferred embodiment, the inside of the second housing parts 4 is separated wall 9 and is separated into two sub spaces 1 ', 2 ', two joints of optical fibre 1,2 and installs respectively and be positioned in subspace separately 1 ', 2 '.
In illustrated preferred embodiment, although the inside of the second housing parts 4 is only separated into two sub spaces 1 ', 2 ', but, under the instruction of disclosure of the present invention, be understandable that, the inside of the second housing parts 4 also can be separated into more subspaces, for the more joints of optical fibre are installed.For example, the inside of the second housing parts 4 can be separated into three, four or more subspace.
But, note that in the present invention, not necessarily, it is only as a preferred embodiment appearance for partition wall 9, and partition wall 9 can be removed completely.And partition wall 9 can also be formed in the 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, to make the interval preset distance between the optical axis of adjacent two joints of optical fibre 1,2.
As shown in Figure 1, in illustrated preferred embodiment, in order to prevent the less desirable movement of each joints of optical fibre 1,2.Therefore, one end of shell is formed with the fixed sturcture 8,14 for fixing two joints of optical fibre 1,2, for preventing the joints of optical fibre 1,2 less desirable motions.
In a preferred embodiment, as shown in Figure 1, in the second housing parts 4, be formed with groove 14, this groove 14 is for engaging with the 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 the preferred embodiment shown in Fig. 1, groove 14 is formed on base plate, sidewall 10,11 and the partition wall 9 of the second housing parts 4, and flange 13 is formed on the surrounding of the joints of optical fibre.Therefore, when the joints of optical fibre 1,2 are installed in subspace separately 1 ', 2 ', and while covering the first housing parts 3, the movement of the joints of optical fibre 1,2 in the X shown in Fig. 1, Y, Z direction and being limited around rotatablely moving of its axis.As shown in Figure 1, the Width that directions X is the joints of optical fibre, the short transverse that Y-direction is the joints of optical fibre or thickness direction, the length direction that Z direction is the joints of optical fibre or axis direction.
More preferably, as shown in Figure 1, also in the second housing parts 4, be formed with fin 8, this fin 8 is for engaging with the 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 preferred embodiment, adopted two kinds of fixed sturctures to fix the joints of optical fibre simultaneously,, it should be noted that, also can only adopt one 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 adapter (not shown), aforementioned fixed sturcture 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, or can allow two or three in the joints of optical fibre 1,2 broad ways X, short transverse Y and length direction Z can be unsteady a little.
As shown in Figure 1, in the present invention, the other end of the shell of stationary installation is also formed with the crimping structure 24 of the stiffener 5a of fixing optical cable 5.
As shown in Figure 1, in a preferred embodiment, this crimping structure is formed in the tubulated ends 24 on shell.As shown in Figure 1, this tubulated ends 24 comprises the first halfpipe end 24a being formed on the first housing parts 3 and is formed on the second halfpipe end 24b on the second housing parts 4.In the time that two housing parts 3,4 are bonded together, the first and second halfpipe end 24a, 24b together form complete tubulated ends 24.The stiffener 5a of optical cable 5 is arranged in this tubulated ends 24, and by securing member, for example crimping sleeve 6, is fixed on the outer wall of this tubulated ends 24.
Fig. 3 shows the schematic perspective view of the stationary installation after assembling; Show the cut-open view of the stationary installation shown in Fig. 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, for stiffener 5a and the tubulated ends 24 of giving optical cable 5 provide extra support, also provide an interior metal pipe 25.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 described in crimping when crimping sleeve 6, 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 up of two semicanals, the operation of being more convenient for like this.
As shown in Figure 1, Figure 3 and 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 optical cable bending for optical cable 5.Because the protective cover 7 of stress buffer belongs to prior art, for simplicity, repeat no more here.
Preferably, as shown in Figure 1 and Figure 4, one end 6a of crimping sleeve 6 is designed to be greater than other end 6b.This is because one end 6a of crimping sleeve 6 need to be crimped in the tubulated ends 24 that diameter is larger, 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 meet any joints of optical fibre of TIA (Telecommunications Industries Association's standard) standard.These are directly bought from the market the standard fiber connector coming and can be directly installed in 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, instead of 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 the preferred embodiment shown in Fig. 1, in the time that the first housing parts 3 and the second housing parts 4 are assembled together, closure device releasing mechanism 19,20 exposes from the first housing parts 3 rear portion breach 21,22 respectively, is convenient to operate in the time of 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 are only shown.But, be understandable that, in stationary installation of the present invention, also can fix the multipair this joints of optical fibre 1 and 2.
Although not shown, preferably, in the time that stationary installation is used for the fixing multipair joints of optical fibre, can still adopts single protective cover, and allow each optical cable of the multipair joints of optical fibre pass from this single protective cover.
Although not shown, more preferably, the multipair joints of optical fibre can be in line or the form of multirow or array in stationary installation., in stationary installation of the present invention, can fix at least a line joints of optical fibre or optical fiber connector array.
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 (9)
1. for a device for fixing at least two joints of optical fibre (1,2), comprise shell,
Described shell is made up 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) at least two joints of optical fibre (1,2) described in fixing, the other end is formed with the crimping structure (24) for the stiffener (5a) of fixing optical cable (5)
Described crimping structure is tubulated ends (24), comprising:
Be formed on the first halfpipe end (24a) on a housing parts (3); With
Be formed on the second halfpipe end (24b) on another housing parts (4),
In the time that two housing parts (3,4) are bonded together, (24a, 24b) forms described tubulated ends (24) in the first and second halfpipe ends, and the described stiffener (5a) of optical cable (5) is fastened on the outside surface of described tubulated ends (24) by crimping sleeve (6)
Described device also comprises interior metal pipe (25), and described interior metal pipe (25) inserts in the inner tubular chamber of described tubulated ends (24),
It is characterized in that:
Each joints of optical fibre (1,2) have an independent closure device releasing mechanism (19,20), and described closure device releasing mechanism (19,20) lays respectively on the housing of the joints of optical fibre (1,2) separately, instead of the shell (3,4) that is positioned at the stationary installation of fixed fiberoptic connector is upper, and
On a described housing parts (3), be formed with rear portion breach (21,22), in the time that described two housing parts (3,4) are bonded with each other together, described closure device releasing mechanism (19,20) exposes from described rear portion breach (21,22) respectively, is convenient to operate in the time of mounting adapter.
2. device according to claim 1, it is characterized in that, described fixed sturcture comprises the groove (14) that the flange (13) with on the described joints of optical fibre (1,2) that is formed at least one housing parts (4) engages.
3. device according to claim 2, it is characterized in that, described fixed sturcture also comprises the fin (8) that the depression (12) with on the described joints of optical fibre (1,2) that is formed at least one housing parts (4) engages.
4. device according to claim 1, also comprises:
For optical cable (5), to provide the protective cover (7) of stress buffer, described protective cover (7) to be connected to crimping sleeve (6) upper, and optical cable (5) is through described protective cover (7).
5. device according to claim 1, is characterized in that, is formed with at least one partition wall (9) at least one housing parts (4), for by the adjacent spaced apart preset distance of two joints of optical fibre (1,2).
6. device according to claim 1, is characterized in that, can fix the joints of optical fibre of a line joints of optical fibre (1,2) at least or an array in described device.
7. 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 length direction (Z), so that the described joints of optical fibre (1,2) are assembled in adapter.
8. device according to claim 1, also comprises:
For optical cable (5) provides the protective cover (7) of stress buffer, described protective cover (7) is connected to described crimping sleeve (6) and goes up and be formed as to allow multiple optical cables pass.
9. device according to claim 1, is characterized in that, described in described fixed sturcture (14,8) prevents, at least two the joints of optical fibre (1,2) rotatablely moves.
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 CN102269846A (en) | 2011-12-07 |
| CN102269846B true CN102269846B (en) | 2014-07-16 |
Family
ID=45052199
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) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5873760B2 (en) * | 2012-05-25 | 2016-03-01 | 矢崎総業株式会社 | Optical connector |
| TWI486656B (en) * | 2013-07-10 | 2015-06-01 | Advanced Connetek Inc | Optic fiber adapter |
| CN205374820U (en) * | 2016-02-01 | 2016-07-06 | 上海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 |
| CN216083178U (en) * | 2021-05-31 | 2022-03-18 | 连讯通信(天津)有限公司 | Optical fiber connector assembly |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| US7712970B1 (en) * | 2009-01-12 | 2010-05-11 | Alliance Fiber Optic Products Co., Ltd. | Detachable fiber optic connector |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| US7540667B2 (en) * | 2007-08-01 | 2009-06-02 | Ortronics, Inc. | Positional differentiating connector assembly |
| US7588373B1 (en) * | 2008-07-16 | 2009-09-15 | Sanwa Denki Kogyo Co., Ltd. | Optical connector plug |
| 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 |
-
2010
- 2010-06-04 CN CN201010193531.9A patent/CN102269846B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| US7712970B1 (en) * | 2009-01-12 | 2010-05-11 | Alliance Fiber Optic Products Co., Ltd. | Detachable fiber optic connector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102269846A (en) | 2011-12-07 |
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Granted publication date: 20140716 Termination date: 20170604 |