CN204945437U - A kind of joints of optical fibre - Google Patents
A kind of joints of optical fibre Download PDFInfo
- Publication number
- CN204945437U CN204945437U CN201520728037.6U CN201520728037U CN204945437U CN 204945437 U CN204945437 U CN 204945437U CN 201520728037 U CN201520728037 U CN 201520728037U CN 204945437 U CN204945437 U CN 204945437U
- Authority
- CN
- China
- Prior art keywords
- metal lock
- joints
- optical fibre
- cable
- adapter sleeve
- 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.)
- Active
Links
Landscapes
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The utility model discloses a kind of joints of optical fibre, 905 metal lock pin (4) inner chambers have internal thread; The external thread of lumen loading part (5) many lobes is connected with 905 metal lock pin (4) thread in inner cavity; The inner limited location back-up ring of 905 guide pin bushings (6), there is internal thread one end that diameter is little; 905 guide pin bushings (6) internal thread has lumen loading part (5) one end towards 905 metal lock pins (4), 905 metal lock pin (4) tailstocks are fitted on 905 guide pin bushings (6) spacing back-up ring, and one end large with spacing back-up ring opposite side female adapter sleeve (7) diameter by external thread is connected; Protect cable (10) and one end cable skin of optical fiber (11) is divided into many parts, obtain cable flap (10-1), cable flap (10-1) is through pressure welding case (8) and tail cover (9), cover one end that adapter sleeve (7) diameter is little, pressure welding case (8) is enclosed within the adapter sleeve (7) being coated with cable flap (10-1) go up and press solidly, tail cover (9) is enclosed within the pressure welding case (8) that presses solidly again.The utility model is rational in infrastructure, and install reliable, high concentricity, glue-free, tack is unsettled dual-purpose, and during grinding, optical fiber not easily fractures.
Description
Technical field
The utility model belongs to technical field of optical fiber, more specifically, relates to a kind of joints of optical fibre, is mainly used in medical treatment and waits low power laser transmission joints of optical fibre occasion.
Background technology
Along with the development of science and technology, the treatment using laser to carry out disease has become a kind of novel, efficient means.Wherein the joints of optical fibre are used for connecting fiber and laser instrument, the light exported to make laser instrument is coupled to greatest extent to receive in optical fiber and goes, be sent to area for treatment by optical fiber again, these process entails joints of optical fibre are got involved optical link and are reduced to minimum to the impact that system causes.The existing SMA905 joints of optical fibre, between laser power 10-100W, in order to prevent the laser backheat of fiber end face to be transferred directly to connector, reducing the possibility that optical fiber burns out, can select to make suspended type.But mainly there is following defect in the suspended type SMA905 joints of optical fibre of the prior art:
The intracavity space of 905 metal lock pins is large, and when being assembled to by optical fiber in 905 metal lock pins, optical fibre region is large, causes concentricity to reduce, thus reduces the coupling efficiency of optical fiber;
The connection of optical fiber and 905 metal lock pins adopts adhesive means, glue can be caused to volatilize and pollute fiber end face, thus cause the damage of fiber end face when long-time continuous Laser energy transmission.
Utility model content
The purpose of this utility model is to provide a kind of joints of optical fibre, traditional suspended type SMA905 joints of optical fibre intracavity space not only can be avoided to cause greatly optical fiber easily to rock, the defect that concentricity is low, improve the concentricity of the existing suspended type SMA905 joints of optical fibre, and optical fiber in traditional suspended type SMA905 joints of optical fibre can be avoided to adopt glue bonding with 905 metal lock pins, during work, glue volatilization causes the hidden danger of facet damage.
The technical scheme that the utility model solves the problem is: a kind of joints of optical fibre, comprise 905 metal lock pins, lumen loading part, 905 guide pin bushings, adapter sleeve, pressure welding case, tail cover, protect cable composition, wherein 905 metal lock pin inner chambers have internal thread, there is a tailstock outside, there is hanging recess tailstock one end, and the tailstock other end has external thread; Lumen loading part one end is many flaps, and many lobes have external thread; The external thread of the many lobes of lumen loading part is connected with 905 metal lock pin thread in inner cavity; The inner limited location back-up ring of 905 guide pin bushings, there is internal thread one end that diameter is little; Adapter sleeve presents T font, and there is internal thread one end that diameter is large; 905 guide pin bushing internal threads have lumen loading part one end towards 905 metal lock pins, and 905 metal lock pin tailstocks are fitted on the spacing back-up ring of 905 guide pin bushing, and one end end large with spacing back-up ring opposite side female adapter sleeve diameter by external thread is connected; Protect cable and one end cable skin of optical fiber is divided into many parts, obtain cable flap, cable flap through pressure welding case and tail cover, covers one end that adapter sleeve diameter is little, then pressure welding case is enclosed within be coated with cable flap adapter sleeve on and press solidly, tail cover is enclosed within the pressure welding case that presses solidly.
In an embodiment of the present utility model, the described joints of optical fibre also comprise unsettled filling member, and unsettled filling member is filled in the hanging recess of 905 metal lock pins.
In an embodiment of the present utility model, the periphery of 905 metal lock pin hanging recess has multiple screw, fixes described unsettled filling member by pin through screw.
In an embodiment of the present utility model, described screw is 3, and is evenly distributed in 120 degree.
In an embodiment of the present utility model, the height that described unsettled filling member is fixed in 905 metal lock pins flushes with the step of 905 metal lock pins.
In an embodiment of the present utility model, the described joints of optical fibre also comprise dust cap, and dust cap covers on 905 metal lock pins.
In an embodiment of the present utility model, described pressure welding case Press Plier presses solidly on adapter sleeve.
In an embodiment of the present utility model, the length of described cable flap is 0.8 to 1.2cm.
In an embodiment of the present utility model, described dust cap is also connected with ring, and ring is inserted in tail cover.
In an embodiment of the present utility model, described cable flap is 4 parts.
The joints of optical fibre provided by the utility model, have following beneficial effect:
The first, the external thread of the many lobes of lumen loading part is connected with 905 metal lock pin thread in inner cavity, because lumen loading part intracavity diameter is little, avoid optical fiber to rock at 905 metal lock pin inner chambers, improve concentricity, thus raising coupling efficiency, adopt glue-free connection simultaneously, avoid glue volatilization and pollute end face and cause damage in use procedure;
The second, open when the many lobes of lumen loading part are initial, the initial intracavity diameter of lumen loading part is suitable with 905 metal lock pin diameters, after being screwed by screw thread, many lobes start to tighten, lumen loading part has externally threaded one end intracavity diameter to start to diminish, and be screwed into and can stop the rotation during fixed fiber, which is without the need to using glue, can prevent in transmission laser process, glue volatilizees the adverse effect brought.
Three, unsettled filling member is filled in 905 metal lock pin hanging recess, and when can prevent from grinding, optical fiber plastic envelope comes off, and optical fiber fractures.When power 0-10w, unsettled filling member does not need to take out, and when power 10-100W, can take out, accomplish that tack is unsettled dual-purpose.
Four, fix described unsettled filling member by pin through screw, unsettled filling member can be made more firm, prevent it to be subjected to displacement damage optical fiber;
Five, dust cap is covered on 905 metal lock pins, the end face of optical fiber in 905 metal lock pins can be prevented not by the dust in air, moisture contamination, also not easily drop simultaneously;
Six, cable flap is covered little footpath, one end end of adapter sleeve diameter, pressure welding case to be enclosed within the adapter sleeve covering cable flap and to press solidly, then tail cover is enclosed within the pressure welding case that presses solidly, play the effect of anti-stretching optical fiber.
Accompanying drawing explanation
Fig. 1 is the assembling decomposition texture schematic diagram of the utility model embodiment joints of optical fibre;
Fig. 2 is the semisectional view after the assembling of the utility model embodiment joints of optical fibre;
Fig. 3 is the utility model embodiment joints of optical fibre unsettled filling member filling mode stereographic map;
Fig. 4 is the utility model embodiment joints of optical fibre lumen loading part stereographic map;
Fig. 5 is the utility model adapter sleeve (7), pressure welding case (8), tail cover (9), protect the connected mode figure of cable (10);
Fig. 6 is the schematic diagram that the utility model protects the cable skin cutting of cable (10) one end;
In all of the figs, identical Reference numeral is used for representing identical element or structure, wherein: 1-dust cap, 1-1-ring, the unsettled filling member of 2-, 3-pin, 4-905 metal lock pin, 4-1-tailstock, 4-2-hanging recess, 5-lumen loading part, the many lobes of 5-1-, 6-905 guide pin bushing, the spacing back-up ring of 6-1-, 7-adapter sleeve, 8-pressure welding case, 9-tail cover, 10-protect cable, 10-1 cable flap, 11-optical fiber.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.In addition, if below in described each embodiment of the utility model involved technical characteristic do not form conflict each other and just can mutually combine.
The joints of optical fibre of the utility model example, as shown in Figure 1, by dust cap 1, unsettled filling member 2, pin 3,905 metal lock pin 4, lumen loading part 5,905 guide pin bushing 6, adapter sleeve 7, pressure welding case 8, tail overlap 9, protect cable 10, optical fiber 11 forms.Dust cap 1 cover rim connects a ring 1-1; 905 metal lock pin 4 inner chambers have screw thread, and there is a tailstock (4-1) outside, and there is hanging recess 4-2 tailstock 4-1 one end, and there are 3 screws hanging recess 4-2 periphery, and in 120 degree of distributions, the tailstock 4-1 other end has external thread; Lumen loading part 5 outside end has external thread; The inner limited location back-up ring (6-1) of 905 guide pin bushing 6, there is internal thread one end that diameter is little; Adapter sleeve 7 presents T font, and there is internal thread one end that diameter is large.
During concrete enforcement, first as shown in Figure 1, optical fiber 11 overlaps 9 through tail, protects cable 10, pressure welding case 8, adapter sleeve 7, lumen loading part 5,905 guide pin bushing 6 and 905 metal lock pin 4 and unsettled filling member 2 in order.First protect cable 10 according to Fig. 6 example process, obtain many lobes cable flap 10-1 (being 4 lobes in such as figure), then as shown in Figure 5 cable flap 10-1 is covered adapter sleeve 7 small-caliber end, being enclosed within by pressure welding case 8 covers on the adapter sleeve 7 of cable flap 10-1, press solidly with Press Plier, tail cover 9 is enclosed within the pressure welding case 8 pressed solidly again, plays anti-effect of drawing.Then as shown in Figure 4 the external thread of lumen loading part 5 one end many lobes 5-1 (such as many lobes are 3 lobes or 4 lobes herein) is connected with 905 metal lock pin 4 internal threads, the initial intracavity diameter of lumen loading part 5 is suitable with 905 metal lock pin 4 diameters, after being screwed by screw thread, lumen loading part 5 threaded one end intracavity diameter starts to diminish, be screwed into and can stop the rotation during fixed fiber 2, which is without the need to using glue, can prevent in transmission laser process, glue volatilizees the adverse effect brought.Then 905 metal lock pin 4 tailstocks 43 are fitted in 6-1 on the spacing back-up ring of 905 guide pin bushing 6, are connected with spacing back-up ring 6-1 opposite side female adapter sleeve 7 heavy caliber end.As shown in Figure 3, be fixed on by unsettled filling member 2 in 905 metal lock pins 4, height flushes with 905 metal lock pin 4 steps finally.
As shown in Figure 2, when grinding complete state to be used, dust cap 1 ring 1-1 is inserted in tail cover 9, dust cap 1 covers on 905 metal lock pins 4.The end face of optical fiber 11 in 905 metal lock pins 4 can be prevented not by the dust in air, moisture contamination, also not easily drop simultaneously.
Those skilled in the art will readily understand; the foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. joints of optical fibre, it is characterized in that, comprise 905 metal lock pins (4), lumen loading part (5), 905 guide pin bushings (6), adapter sleeve (7), pressure welding case (8), tail cover (9), protect cable (10) composition, wherein 905 metal lock pin (4) inner chambers have internal thread, there is a tailstock outside, there is hanging recess tailstock one end, and the tailstock other end has external thread; Lumen loading part (5) one end is many flaps, has external thread outside many lobes; The external thread of lumen loading part (5) many lobes is connected with 905 metal lock pin (4) thread in inner cavity; The inner limited location back-up ring of 905 guide pin bushings (6), there is internal thread one end that diameter is little; Adapter sleeve (7) presents T font, and there is internal thread one end that diameter is large; 905 guide pin bushings (6) internal thread has lumen loading part (5) one end towards 905 metal lock pins (4), 905 metal lock pin (4) tailstocks are fitted on 905 guide pin bushings (6) spacing back-up ring, and one end large with spacing back-up ring opposite side female adapter sleeve (7) diameter by external thread is connected; Protect cable (10) and one end cable skin of optical fiber (11) is divided into many parts, obtain cable flap (10-1), cable flap (10-1) is through pressure welding case (8) and tail cover (9), cover one end that adapter sleeve (7) diameter is little, pressure welding case (8) is enclosed within the adapter sleeve (7) being coated with cable flap (10-1) go up and press solidly, tail cover (9) is enclosed within the pressure welding case (8) that presses solidly again.
2. the joints of optical fibre as claimed in claim 1, it is characterized in that, also comprise unsettled filling member (2), unsettled filling member (2) is filled in the hanging recess of 905 metal lock pins (4).
3. the joints of optical fibre as claimed in claim 2, it is characterized in that, the periphery of 905 metal lock pin (4) hanging recess has multiple screw, fixes described unsettled filling member (2) by pin (3) through screw.
4. the joints of optical fibre as claimed in claim 3, it is characterized in that, described screw is 3, and is evenly distributed in 120 degree.
5. the joints of optical fibre as described in any one of claim 2-4, is characterized in that, the height that described unsettled filling member (2) is fixed in 905 metal lock pins (4) flushes with the step of 905 metal lock pins (4).
6. the joints of optical fibre as claimed in claim 1 or 2, it is characterized in that, also comprise dust cap (1), dust cap (1) covers on 905 metal lock pins (4).
7. the joints of optical fibre as claimed in claim 1 or 2, it is characterized in that, described pressure welding case (8) Press Plier presses solidly on adapter sleeve (7).
8. the joints of optical fibre as claimed in claim 1 or 2, be characterised in that altogether, the length of described cable flap (10-1) is 0.8 to 1.2cm.
9. the joints of optical fibre as claimed in claim 6, be characterised in that altogether, described dust cap (1) is also connected with ring (1-1), and ring (1-1) is inserted in tail cover (9).
10. the joints of optical fibre as claimed in claim 1 or 2, be characterised in that altogether, described cable flap (10-1) is 4 parts.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520728037.6U CN204945437U (en) | 2015-09-18 | 2015-09-18 | A kind of joints of optical fibre |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520728037.6U CN204945437U (en) | 2015-09-18 | 2015-09-18 | A kind of joints of optical fibre |
Publications (1)
Publication Number | Publication Date |
---|---|
CN204945437U true CN204945437U (en) | 2016-01-06 |
Family
ID=55012848
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201520728037.6U Active CN204945437U (en) | 2015-09-18 | 2015-09-18 | A kind of joints of optical fibre |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN204945437U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108459380A (en) * | 2018-04-27 | 2018-08-28 | 长飞光纤光缆股份有限公司 | A kind of water proof type optical fiber connector |
CN109298486A (en) * | 2018-10-24 | 2019-02-01 | 安徽光纤光缆传输技术研究所(中国电子科技集团公司第八研究所) | Micro metal optical fiber connector and its packaging method |
CN111929775A (en) * | 2020-08-18 | 2020-11-13 | 埃尔发光电智能科技(常州)有限公司 | Optical fiber connector |
-
2015
- 2015-09-18 CN CN201520728037.6U patent/CN204945437U/en active Active
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108459380A (en) * | 2018-04-27 | 2018-08-28 | 长飞光纤光缆股份有限公司 | A kind of water proof type optical fiber connector |
CN108459380B (en) * | 2018-04-27 | 2023-09-26 | 长飞光纤光缆股份有限公司 | Waterproof optical fiber connector |
CN109298486A (en) * | 2018-10-24 | 2019-02-01 | 安徽光纤光缆传输技术研究所(中国电子科技集团公司第八研究所) | Micro metal optical fiber connector and its packaging method |
CN109298486B (en) * | 2018-10-24 | 2023-10-20 | 安徽光纤光缆传输技术研究所(中国电子科技集团公司第八研究所) | Miniature metal optical fiber connector and packaging method thereof |
CN111929775A (en) * | 2020-08-18 | 2020-11-13 | 埃尔发光电智能科技(常州)有限公司 | Optical fiber connector |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN204945437U (en) | A kind of joints of optical fibre | |
CN201689194U (en) | Quick fiber optical connector | |
CN206696500U (en) | A kind of porous deconcentrator | |
CN103823277A (en) | Optical fiber connector | |
CN205787232U (en) | Joints of optical fibre tail accessory and tensile layer fixture thereof | |
CN207183788U (en) | Bundling device and Optical Maser System | |
CN205880281U (en) | Optical fiber connector of high -efficient quick production | |
CN209117916U (en) | A kind of double APC lock pin adapters of high-precision | |
CN201173982Y (en) | Optical fiber plug component and optical fiber connector | |
CN208766335U (en) | A kind of moisture seal type high power special type single-mode optical fiber connector | |
CN210775953U (en) | Optical cable inflation filling device | |
CN109100831B (en) | Dampproofing sealed high-power special single mode fiber connector | |
CN207730987U (en) | A kind of optical fiber connector | |
CN107884879B (en) | A kind of short formula protective cover of optical fiber connector | |
CN201757793U (en) | Optical fiber connector | |
CN106547052A (en) | A kind of resistance to environment high sealing field fiber optic connector assembly | |
CN204807753U (en) | Pottery lock pin protection seat | |
CN206627657U (en) | A kind of attachment means for fixed fiberoptic connector | |
CN206440853U (en) | A kind of nut type Assembling fiber active linker | |
CN202794607U (en) | SC mode rubber-covered wire non-crimping fiber connector | |
CN204143004U (en) | Ceramic insertion core protecting seat | |
CN208818869U (en) | Joint | |
CN205157841U (en) | Lock pin in area exhaust hole | |
CN206057642U (en) | A kind of high-power laser optical fiber adapter | |
CN104062716A (en) | Optical fiber connector with long service life |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20221212 Address after: Building 6, Phase I, Changfei Science and Technology Park, No. 196, Guanggu 3rd Road, Donghu New Technology Development Zone, Wuhan City, 430000 Hubei Province Patentee after: Changfei Guangfang (Wuhan) Technology Co.,Ltd. Address before: No. 9, Guanggu Avenue, East Lake High tech Development Zone, Wuhan City, 430,000 Hubei Province Patentee before: YANGTZE OPTICAL FIBRE AND CABLE JOINT STOCK Ltd. |
|
TR01 | Transfer of patent right |