CN204989548U - Optical fiber connector - Google Patents
Optical fiber connector Download PDFInfo
- Publication number
- CN204989548U CN204989548U CN201520622762.5U CN201520622762U CN204989548U CN 204989548 U CN204989548 U CN 204989548U CN 201520622762 U CN201520622762 U CN 201520622762U CN 204989548 U CN204989548 U CN 204989548U
- Authority
- CN
- China
- Prior art keywords
- extension
- shell
- dust cap
- inner chamber
- joints
- 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.)
- Expired - Fee Related
Links
- 239000013307 optical fiber Substances 0.000 title claims abstract description 31
- 230000000694 effects Effects 0.000 claims abstract description 16
- 239000000428 dust Substances 0.000 claims description 58
- 238000009413 insulation Methods 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 10
- 210000003205 muscle Anatomy 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000005452 bending Methods 0.000 claims 2
- 230000003287 optical effect Effects 0.000 abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 235000019994 cava Nutrition 0.000 description 4
- 239000000463 material Substances 0.000 description 2
- 101100483030 Salmonella phage ViI tail sheath gene Proteins 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The utility model provides an optical fiber connector, includes shield, shell and inner chamber. The shield includes a pair of location portion, and location portion stretches towards the direction of shell is protruding from the one end of shield, and a boss is established to every location portion epirelief. The shell has two at least draw -in grooves that suit with the boss. The inner chamber has the constant head tank that corresponds with positioning phase. When the inner chamber is acceptd in the shell, the shield lock on the shell, location portion block in constant head tank and boss block in draw -in groove. Thereby for the optical cable provides sealed, a thermal -insulated holding environment, easy operation, convenient to use can directly be used under the outdoor environment to has better waterproof dustproof and thermal -insulated effect.
Description
[technical field]
The utility model relates to field of connectors, particularly relates to a kind of joints of optical fibre.
[background technology]
The joints of optical fibre are the base connector parts being widely used in realizing in telecommunications network, data transport network, intranet network light signal transmission.Existing joints of optical fibre kind is a lot, but uses under being all adapted at indoor environment, does not have waterproof and dustproof and effect of heat insulation.And when using the joints of optical fibre in an outdoor environment, the box often needing cooperation one closed or water joint use, to adapt to outdoor outdoor environment, make assembling and complicated operation, and virtually add cost of products.
Therefore, be necessary to provide a kind of joints of optical fibre, avoid the generation of above-mentioned situation, be applicable to outdoor open-air atmosphere, and there is good water proof and dust proof effect.
[utility model content]
Fundamental purpose of the present utility model is to propose a kind of joints of optical fibre, is intended to solve optical fiber in prior art and connects machine and cannot be suitable for outdoor environment, and can not the problem of water proof and dust proof.
The joints of optical fibre that the utility model provides, comprise dust cap, shell and inner chamber, described dust cap comprises a pair location division, described location division protrudes out towards the direction of described shell from one end of described dust cap, projection one boss on each described location division, described shell has at least two draw-in grooves adapted with described boss, described inner chamber has the locating slot corresponding with described location division, when described inner chamber is contained in described shell, described dust cap fastens on the housing, described location division is sticked in described locating slot and described boss is sticked in described draw-in groove.
Further, described shell is hollow cylinder structure, comprise the locking part near described dust cap one end, one end of described locking part inwall offers the described draw-in groove roughly in L-type, when described dust cap is installed on described shell, described location division is screwed in described locking part from one end of described draw-in groove and backstop is surrounded on the inwall of the described draw-in groove other end in described locking part; When described dust cap is from described disassembling shell, described location division is screwed out described locking part according to the direction contrary with installation direction.
Further, described shell also to comprise from described locking part towards the first extension extended away from described dust cap direction, the second extension extended from described first extension, the 3rd extension extended from described second extension and protects portion from the tail that described 3rd extension extends, described shell is provided with multiple anti-skidding muscle, and described multiple anti-skidding muscle is positioned at the surface of described first extension, the second extension and the 3rd extension.
Further, the largest diameter of described locking part, the diameter that described tail protects portion is minimum, and the diameter of described first extension is greater than the diameter of described second extension, and the diameter of described second extension is greater than the diameter of described 3rd extension.
Further, described inner chamber comprises the auxiliary section corresponding with described locking part, from described auxiliary section towards the first connecting portion protruded out away from described dust cap direction, to bend from described first connecting portion the second connecting portion of extending and from described second connecting portion bend extend tighten up portion, described multiple locating slot is opened in the outside surface of described auxiliary section, when described inner chamber is contained in described shell, described first connecting portion, described second connecting portion are corresponding with described first extension, the second extension and the 3rd extension with described portion of tightening up.
Further, described first connecting portion and described second connecting portion and describedly tighten up portion and described first extension, be clearance fit between the second extension and the 3rd extension, thus formed between described shell and described inner chamber have effect of heat insulation every dead level.
Further, described auxiliary section protrudes out formation sealing towards near side, described dust cap direction, and described sealing is provided with seal groove, and sheathed first O-ring seal in described seal groove, to seal described dust cap.
Further, the described joints of optical fibre also comprise stop means, and described stop means inserts described inner chamber, and are passed to described 3rd extension of described shell and described tail by described inner chamber and protect the junction in portion.
Further, described in the portion of tightening up be provided with and tighten up pawl, described in tighten up the outside surface that pawl is wrapped in described stop means, at the described pawl that tightens up built with the second O-ring seal, to seal described stop means.
Further, described dust cap is provided with through wires hole away from one end of described shell.
The above-mentioned joints of optical fibre, optical cable is housed in inner chamber and shell, by the fastening of dust cap and inner chamber and shell, thus provide a sealing, heat insulation accommodating environment for optical cable, can directly use under environment out of doors, simple to operate, easy to use, and there is good water proof and dust proof and effect of heat insulation.
[accompanying drawing explanation]
Figure 1 shows that the exploded view of the joints of optical fibre that the utility model preferred embodiment provides, these joints of optical fibre comprise dust cap, shell and inner chamber.
Figure 2 shows that the enlarged drawing of Fig. 1 housing.
Figure 3 shows that the enlarged drawing of inner chamber in Fig. 1.
Figure 4 shows that the assembly drawing of dust cap and shell and inner chamber in Fig. 1.
Figure 5 shows that the sectional view along V-V direction in Fig. 4.
The realization of the utility model object, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
[embodiment]
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and the embodiments, the utility model is further elaborated.Should be appreciated that embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Please refer to Fig. 1, the utility model provides a kind of joints of optical fibre 100, for interting for optical cable 200, can be applicable in outdoor open-air atmosphere, and having good water proof and dust proof and effect of heat insulation.The joints of optical fibre 100 comprise dust cap 10, shell 20, inner chamber 30 and stop means 40, and this dust cap 10 is interlocked with shell 20, and inner chamber 30 is contained in shell 20.Optical cable 200 inserts in inner chamber 30; and be housed in together with inner chamber 30 in shell 30; dust cap 10 fixes with shell 20 phase; thus optical cable 200 is contained in receiving space that dust cap 10, shell 20 and inner chamber 30 formed; protect optical cable 200 not to be subject to the impact of external environment well, play the effect of water proof and dust proof.
Dust cap 10 entirety is similar to hollow cylinder, and it comprises threading portion 101 and location division 102.Threading portion 101 is positioned at dust cap 10 one end away from shell 20, and it has perforate 1011, by the rope yarn (not shown) of outside is penetrated perforate 1011, loses to prevent dust cap 10.Location division 102 is relative with the position in threading portion 101, and that is, location division 102 is positioned at dust cap 10 one end near shell 20, and extends towards the direction of shell 20 from dust cap 10.Equal projection one boss 103 on each location division 102, and boss 103 is vertical with location division 102 arranges.In the present embodiment, the quantity of location division 102 is 2.
Further, the outside surface of dust cap 10 is also provided with anti-skidding lines 104, so that user operates dust cap 10, plays anti-skidding effect.
Referring to Fig. 2, shell 20 entirety is variable cross section hollow cylindrical structure, it comprise near dust cap 10 one end locking part 201, from locking part 201 towards the first extension 202 extended away from dust cap 10 direction, from first extension 202 extend the second extension 203, from second extension 203 extend the 3rd extension 204 and from the 3rd extension 204 extension tail protect portion 205.In the present embodiment, the largest diameter of locking part 201, the diameter that tail protects portion 205 is minimum, and the diameter of the first extension 202 is greater than the diameter of the second extension 203, and the diameter of the second extension 203 is greater than the diameter of the 3rd extension 204.
The inwall of locking part 201 offers the draw-in groove 2011 matched with boss 103.Draw-in groove 2011 is roughly in L-type, and particularly, draw-in groove 2011 first caves in vertically downward from an end of locking part 201 inwall, then level caves in the right.When dust cap 10 is installed on shell 20, boss 103 entered locking part 201 from draw-in groove 2011 one end and rotate clockwise, and backstop is surrounded on the inwall of draw-in groove 2011 other end in locking part 201.When dust cap 10 is dismantled from shell 20, by boss 103 according to the direction back-out locking part 201 contrary with installation direction.Further, the outer wall of locking part 201 is provided with mark 2012, with the direction of pointing out user to mount and dismount dust cap 10.In the present embodiment, the quantity of draw-in groove 2011 is 2.In other embodiments, the quantity of draw-in groove 2011 can be 3 or 4 etc., as long as corresponding with the quantity of boss 103 just passable.In other embodiments, if draw-in groove 2011 first caves in vertically downward again, level caves in left, then the direction identifying 2012 also changes accordingly.
The outside surface of the first extension 202, second extension 203 and the 3rd extension 204 is provided with multiple anti-skidding muscle 206, for playing anti-skidding effect when screwing installation with other equipment.Multiple anti-skidding muscle 206 is arranged at equal intervals.
Tail protects the tail sheath 2051 that portion 205 is provided with Openworks shape, fractures for preventing the optical cable 200 be contained in the joints of optical fibre 100.In the present embodiment, tail protects portion 205 and is formed in one with shell 20, and in other embodiments, it also can be independently element that tail protects portion 205 and shell 20, carries out in use assembling.
Referring to Fig. 3, inner chamber 30 entirety is multi-section hollow cylindrical structure, it comprises auxiliary section 301, from auxiliary section 301 towards the first connecting portion 302 protruded out away from dust cap 10 direction, to bend the second connecting portion 303 of extending from the first connecting portion 302 and bend the portion of tightening up 304 extended from the second connecting portion 303.This auxiliary section 301 is corresponding with locking part 201, and the outside surface of auxiliary section 301 is provided with multiple spaced locating slot 3011, and location division 201 and locating slot 3011 fasten, and plays the effect locating and prevent to rotate in the process of assembling.Auxiliary section 301 forms sealing 305 towards protruding out near dust cap 10 one end, and the surface in sealing portion 305 is provided with seal groove 3051.On seal groove 3051, sheathed first O-ring seal 3052 (as Fig. 4), in use, closely cooperates with the inwall of dust cap 10, plays the effect of sealing.
Referring to Fig. 5, when inner chamber 30 is contained in shell 20, first connecting portion 302, second connecting portion 303, to tighten up portion 304 corresponding with the first extension 202, second extension 203 and the 3rd extension 204, and be clearance fit between the inwall of the outer wall of inner chamber 30 and shell 20, thus formed between shell 20 and inner chamber 30 have effect of heat insulation every dead level.Can should be vacuum state every dead level, also can be non-vacuum.Tighten up portion 304 to be provided with and to tighten up pawl 3041, this tightens up pawl 3041 built with the second O-ring seal (not shown).In the present embodiment, the material of the first O-ring seal 3052 and the second O-ring seal is rubber, and in other embodiments, the first O-ring seal 3052 and the second O-ring seal also can be other materials.
Stop means 40 entirety is hollow cylinder structure, it Plug Division 402 comprising limiting section 401 and combine with this limiting section 401.Optical cable 200 inserts in stop means 40 from limiting section 401, and is passed by Plug Division 402, and stop means 40 is combined by cementing, welding or other modes and optical cable 200.The pull transfer be subject to by optical cable 200 by stop means 40 to inner chamber 30, then is passed to shell 20 by inner chamber 30, thus avoids pulling force and directly act on the joints of optical fibre 100 and affect its performance.Stop means 40 inserts inner chamber 30, and limiting section 401 is stuck in the second kink 303 and the junction of tightening up portion 304, and Plug Division 402 is passed inner chamber 30 to shell 20 the 3rd extension 204 by the portion of tightening up 304 and tail protect the junction in portion 205.When tighten up grab 3041 be wrapped in the outside surface of stop means 40 time, tighten up and grab the second O-ring seal in 3041 and stop means 40 closely cooperates, play the effect of sealing.In the present embodiment, limiting section 401 and Plug Division 402 are formed in one.
Referring to Fig. 4 and Fig. 5, during assembling, first, inner chamber 30 is housed in shell 20, make the first connecting portion 302, second connecting portion 303, to tighten up portion 304 corresponding with the first extension 202, second extension 203 and the 3rd extension 204, and formed between shell 20 and inner chamber 30 have effect of heat insulation every dead level; Then, optical cable 200 and stop means 40 are combined into one, insert inner chamber 30 together again, limiting section 401 is stuck in the second kink 303 and the junction of tightening up portion 304, Plug Division 402 is positioned at the junction that the 3rd extension 204 and tail protect portion 205, and tighten up and grab the second O-ring seal in 3041 and stop means 40 closely cooperates, optical cable 200 protects portion 205 by the tail of shell 20 and passes; Secondly, by dust cap 10 coordinating by location division 102 and locating slot 301, and the closely cooperating of first O-ring seal 3052 pairs of dust cap 10 inwalls, dust cap 10 is connected with inner chamber 30; Finally, the boss 103 of dust cap 10 enters locking part 201 and rotates clockwise from one end of draw-in groove 2011, until backstop is surrounded on the inwall of draw-in groove 2011 other end in locking part 201, dust cap 10 is fastened on shell 20.
As can be seen here, the joints of optical fibre 100 that the utility model provides, optical cable 200 is housed in inner chamber 30 together with stop means 40, shell 20 is housed in again together with inner chamber 30, by the fastening of dust cap 10 and inner chamber 30 and shell 20, thus provide the accommodating environment of a sealing, heat insulation, anti-pull for optical cable 200, can directly use in environment out of doors, without the need to again with other boxes with the use of, substantially increase the convenience of operation and maintenance, meanwhile, there is good water proof and dust proof and effect of heat insulation.
Above-described the utility model embodiment, is only better embodiment of the present utility model, does not form the restriction to the utility model protection domain.Any do within spirit of the present utility model and principle amendment, equivalent to replace and improvement etc., all should be included within claims of the present utility model.
Claims (10)
1. joints of optical fibre, it is characterized in that, comprise dust cap, shell and inner chamber, described dust cap comprises a pair location division, described location division protrudes out towards the direction of described shell from one end of described dust cap, projection one boss on each described location division, described shell has at least two draw-in grooves adapted with described boss, described inner chamber has the locating slot corresponding with described location division, when described inner chamber is contained in described shell, described dust cap fastens on the housing, described location division is sticked in described locating slot and described boss is sticked in described draw-in groove.
2. the joints of optical fibre according to claim 1, it is characterized in that, described shell is hollow cylinder structure, comprise the locking part near described dust cap one end, one end of described locking part inwall offers the described draw-in groove roughly in L-type, when described dust cap is installed on described shell, described location division is screwed in described locking part from one end of described draw-in groove and backstop is surrounded on the inwall of the described draw-in groove other end in described locking part; When described dust cap is from described disassembling shell, described location division is screwed out described locking part according to the direction contrary with installation direction.
3. the joints of optical fibre according to claim 2, it is characterized in that, described shell also to comprise from described locking part towards the first extension extended away from described dust cap direction, the second extension extended from described first extension, the 3rd extension extended from described second extension and protects portion from the tail that described 3rd extension extends, described shell is provided with multiple anti-skidding muscle, and described multiple anti-skidding muscle is positioned at the surface of described first extension, the second extension and the 3rd extension.
4. the joints of optical fibre according to claim 3, it is characterized in that, the largest diameter of described locking part, the diameter that described tail protects portion is minimum, the diameter of described first extension is greater than the diameter of described second extension, and the diameter of described second extension is greater than the diameter of described 3rd extension.
5. the joints of optical fibre according to claim 3, it is characterized in that, described inner chamber comprises the auxiliary section corresponding with described locking part, from described auxiliary section towards the first connecting portion protruded out away from described dust cap direction, from the second connecting portion that described first connecting portion bending extends, and from described second connecting portion bending extend tighten up portion, described multiple locating slot is opened in the outside surface of described auxiliary section, when described inner chamber is contained in described shell, described first connecting portion, described second connecting portion and describedly tighten up portion and described first extension, second extension is corresponding with the 3rd extension.
6. the joints of optical fibre according to claim 5, it is characterized in that, described first connecting portion and described second connecting portion and describedly tighten up portion and described first extension, be clearance fit between the second extension and the 3rd extension, thus formed between described shell and described inner chamber have effect of heat insulation every dead level.
7. the joints of optical fibre according to claim 5, it is characterized in that, described auxiliary section protrudes out formation sealing towards near side, described dust cap direction, and described sealing is provided with seal groove, sheathed first O-ring seal in described seal groove, to seal described dust cap.
8. the joints of optical fibre according to claim 5-7 any one, it is characterized in that, the described joints of optical fibre also comprise stop means, and described stop means inserts described inner chamber, and are passed to described 3rd extension of described shell and described tail by described inner chamber and protect the junction in portion.
9. the joints of optical fibre according to claim 8, is characterized in that, described in the portion of tightening up be provided with and tighten up pawl, described in tighten up the outside surface that pawl is wrapped in described stop means, at the described pawl that tightens up built with the second O-ring seal, to seal described stop means.
10. the joints of optical fibre according to claim 1, is characterized in that, described dust cap is provided with through wires hole away from one end of described shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520622762.5U CN204989548U (en) | 2015-08-18 | 2015-08-18 | Optical fiber connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520622762.5U CN204989548U (en) | 2015-08-18 | 2015-08-18 | Optical fiber connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204989548U true CN204989548U (en) | 2016-01-20 |
Family
ID=55123903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520622762.5U Expired - Fee Related CN204989548U (en) | 2015-08-18 | 2015-08-18 | Optical fiber connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204989548U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109433920A (en) * | 2018-12-05 | 2019-03-08 | 江苏理研科技股份有限公司 | A kind of Split punch cover die lamps structure |
| CN110794517A (en) * | 2019-12-04 | 2020-02-14 | 深圳金信诺高新技术股份有限公司 | Small-size optical fiber interface waterproof sheath connector |
| CN113589443A (en) * | 2021-08-09 | 2021-11-02 | 深圳市爱德泰科技有限公司 | Universal waterproof connector |
-
2015
- 2015-08-18 CN CN201520622762.5U patent/CN204989548U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109433920A (en) * | 2018-12-05 | 2019-03-08 | 江苏理研科技股份有限公司 | A kind of Split punch cover die lamps structure |
| CN110794517A (en) * | 2019-12-04 | 2020-02-14 | 深圳金信诺高新技术股份有限公司 | Small-size optical fiber interface waterproof sheath connector |
| CN113589443A (en) * | 2021-08-09 | 2021-11-02 | 深圳市爱德泰科技有限公司 | Universal waterproof connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160120 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |