CN112736549A - Connector cable fixing structure and mounting method - Google Patents
Connector cable fixing structure and mounting method Download PDFInfo
- Publication number
- CN112736549A CN112736549A CN202110011112.7A CN202110011112A CN112736549A CN 112736549 A CN112736549 A CN 112736549A CN 202110011112 A CN202110011112 A CN 202110011112A CN 112736549 A CN112736549 A CN 112736549A
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- China
- Prior art keywords
- sleeve
- pressing sleeve
- pressing
- connector
- fixing structure
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- 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.)
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/58—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members
- H01R4/60—Connections between or with tubular conductors
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The invention relates to the technical field of optical fiber transmission, in particular to a connector cable fixing structure and a mounting method, which are characterized in that: comprises a sleeve and a pressing sleeve; the sleeve is of a cylindrical structure, and two ends of the sleeve are communicated; the pressing sleeve is of a cylindrical structure, two ends of the pressing sleeve are communicated, the inner wall of an opening at one end of the pressing sleeve is provided with an optical cable bayonet, and an opening at the other end of the pressing sleeve is provided with a boss; when the sleeve is matched with the pressing sleeve, the sleeve is sleeved outside the pressing sleeve. The optical fiber connector is simple in structure, the optical cable can be fixed without the need of the potting taper sleeve, the optical fiber connector can be installed on site, and compared with the process of a common optical fiber connector, the on-site installation requirement is very low.
Description
Technical Field
The invention relates to the technical field of optical fiber transmission, in particular to a connector cable fixing structure and an installation method.
Background
A connector is one of the essential key elements of all communication systems. With the increasingly wide application of outdoor and special connectors, the requirement for high-strength tensile strength is higher and higher. The high-strength tensile structure is a necessary condition for ensuring signal transmission of the connector under the action of stress. The connecting part between the connector and the cable is the weakest part, and when the tensile structure of the outdoor and high-strength connector is designed, the reliability of the connector is ensured, namely, the bearing part of the connector is connected with the bearing aramid fiber of the cable.
At present, two existing force-bearing connection modes are provided, one mode is a structure for fixing tensile aramid fibers by glue, and the other mode is a structure for fixing aramid fibers in a compression joint mode.
The invention provides a quick and reliable connector cable fixing structure and an installation method.
Disclosure of Invention
The invention aims to provide a quick and reliable connector cable fixing structure and a mounting method, and the concrete structure and the mounting method are as follows:
a connector cable fixing structure is characterized in that: comprises a sleeve (3) and a pressing sleeve (4); the sleeve (3) is of a cylindrical structure, and two ends of the sleeve are communicated; the pressing sleeve (4) is of a cylindrical structure, two ends of the pressing sleeve are communicated, the inner wall of an opening at one end of the pressing sleeve is provided with an optical cable bayonet (6), and an opening at the other end of the pressing sleeve is provided with a boss (7); when the sleeve (3) is matched with the pressing sleeve (4), the sleeve (3) is sleeved outside the pressing sleeve (4).
Further, the fit clearance between the inner wall of the sleeve (3) and the pressing sleeve (4) is 0.2mm-0.3 mm.
Further, the outer part of the main body part of the pressing sleeve (4) is in a knurled reticulate pattern structure.
Furthermore, the sleeve (3) and the pressing sleeve (4) are made of copper alloy.
A method of installing a connector cable fixing structure as claimed in claims 1 to 5, wherein:
stripping an outer sheath of an optical cable (5);
secondly, the optical cable (5) penetrates through the hole of the pressing sleeve (4), the aramid fiber (2) is turned outwards, and the outer-layer reticulate pattern of the pressing sleeve (4) is coated;
step three, sleeving the sleeve (3) outside the pressing sleeve (4) to enable the aramid fiber (2) to be distributed between the sleeve (3) and the pressing sleeve (4);
and step four, pressing the pressing sleeve (4) to be connected onto the sleeve (3) by using a circular pressing sleeve film clamp, so that the aramid fiber (2) is fixed, and then the linked optical cable (5) is installed at the tail part of the connector.
Furthermore, in the second step, epoxy glue is smeared on the outer sheath of the optical cable inserted into the pressing sleeve (4); and in the third step, coating epoxy glue on the outer layer reticulate pattern of the pressing sleeve (4).
The invention has the beneficial effects that: the invention has simple structure, can fix the optical cable without a filling taper sleeve, can be installed on site, has very low on-site installation requirement compared with the process of a common optical fiber connector, and can meet the GJB 1919A-2009 general Specification for environmental-resistant neutral circular optical fiber cable connector
3.4.3.7 cable retention: 1770N, 10 min requirement.
Drawings
The present invention will be described in further detail with reference to the following drawings and specific examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
FIG. 1 is a block diagram of a connector cable retention structure;
FIG. 2 is a block diagram of the sleeve;
FIG. 3 is a view showing the construction of the press sleeve;
FIG. 4 is an assembly view of a connector cable retention structure;
fig. 5 is an assembly view of embodiment 1 of a connector cable retention structure.
Description of reference numerals:
1. an optical fiber; 2. aramid fiber; 3. a sleeve; 4. pressing the sleeve; 5. an optical cable; 6. an optical cable bayonet; 7. and (4) a boss.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The invention provides a connector cable fixing structure, which comprises a sleeve 3 and a pressing sleeve 4 as shown in figure 1. The structure diagram 2 of the sleeve 3 is a cylindrical structure, the pressing sleeve 4 is shown in fig. 3, the main body of the pressing sleeve is a cylindrical structure, the inner wall of the left end of the pressing sleeve is provided with an optical cable bayonet 6 for locking and positioning an optical cable 5 in installation, the right end of the pressing sleeve is provided with an outward boss 7 for locking and positioning the sleeve 3 in installation, and the outer part of the main body of the pressing sleeve 4 is provided with a knurled reticulate structure for increasing friction force in stress. The fit clearance between the inner wall of the sleeve 3 and the pressing sleeve 4 is 0.2mm to 0.3mm, preferably 0.25 mm. The sleeve 3 and the pressing sleeve 4 can be made of copper alloy.
A connector cable retention structure of the present invention is assembled in use as shown in fig. 4. Peel off earlier the crust of optical cable 5 during installation according to connector installation length requirement and make its expose inside aramid fiber 2 and optic fibre 1, can evenly paint round epoxy glue on the crust of the front end of optical cable 5, pass in the hole of pressing cover 4, make the crust of optical cable 5 and the inner wall contact of pressing cover 4 and fixed through glue, turn over aramid fiber 2 again and make inside optic fibre 1 expose, can wrap up the outer reticulation of pressing cover 4 completely after finishing with aramid fiber 2, can evenly paint epoxy glue on pressing cover 4 outer reticulation, overlap sleeve 3 in the outside of pressing cover 4, make aramid fiber 2 evenly distributed between sleeve 3 and pressing cover 4, use circular shape to press cover membrane pliers or other instruments to compress tightly cover 4 and connect on sleeve 3 at last, make aramid fiber 2 between fixed.
The first embodiment is as follows:
a connector hawser fixed knot constructs in this embodiment is used for linking the optical cable that the diameter is 5mm, and its supporting 4 external diameter sizes of pressing the cover are 7.6mm, and 3 internal diameter sizes of sleeve are 8.1mm, expose inside optic fibre 1 and aramid fiber 2 after stripping 100mm with the crust of optical cable 5, scribble a round epoxy glue in the 10mm within range of its crust head, optic fibre 1 and aramid fiber 2 pass from pressing the hole of cover 4, until the optical cable crust with press the inside optical cable bayonet socket cooperation of cover 4. And the aramid fiber 2 is turned outwards, finished and finished, and then can completely coat the outer layer reticulate pattern of the pressing sleeve 4, epoxy glue is evenly smeared on the outer layer reticulate pattern of the pressing sleeve 4, the sleeve 3 is sleeved outside the pressing sleeve 4, and the aramid fiber 2 is evenly distributed between the sleeve 3 and the pressing sleeve 4. And finally, pressing the sleeve 4 to be tightly connected onto the sleeve 3 by using a circular sleeve pressing film pliers, so that the aramid fiber 2 is fixed. The connectorized cable is then loaded into the rear of the connector as shown in fig. 5. The installation of the whole optical cable can be completed.
The connector cable fixing structure is simple in structure and convenient to use, an optical cable can be fixed without a filling and sealing taper sleeve, field installation can be achieved, and compared with a common optical fiber connector process, the field installation requirement is very low. The tensile force bearing piece is mainly applied to the interior of the connector and can completely meet the requirement that the connector achieves tensile force. Through tests, the optical cable with the diameter of 5mm fixed by using the connector cable fixing structure disclosed by the invention has the retention force capable of meeting the requirement that the minimum strength of pulling the optical cable from the optical cable connector in GJB 1919A-2009 Universal Specification for Environment-resistant neutral circular optical fiber cable connector 3.4.3.7 is 1770N for 10 minutes.
The present invention is not limited to the above embodiments, and those skilled in the art can implement the present invention in other various embodiments according to the present disclosure, since the scope of the present invention is defined by the appended claims.
Claims (7)
1. A connector cable fixing structure is characterized in that: comprises a sleeve (3) and a pressing sleeve (4); the sleeve (3) is of a cylindrical structure, and two ends of the sleeve are communicated; the pressing sleeve (4) is of a cylindrical structure, two ends of the pressing sleeve are communicated, the inner wall of an opening at one end of the pressing sleeve is provided with an optical cable bayonet (6), and a boss (7) is arranged outside an opening at the other end of the pressing sleeve; when the sleeve (3) is matched with the pressing sleeve (4), the sleeve (3) is sleeved outside the pressing sleeve (4).
2. A connector cable fixing structure as claimed in claim 1, wherein: the fit clearance between the inner wall of the sleeve (3) and the pressing sleeve (4) is 0.2mm-0.3 mm.
3. A connector cable fixing structure as claimed in claim 1 or 2, wherein: the outer part of the main body part of the pressing sleeve (4) is of a knurled reticulate pattern structure.
4. A connector cable fixing structure as claimed in claim 1 or 2, wherein: the sleeve (3) and the pressing sleeve (4) are made of copper alloy.
5. A connector cable fixing structure as claimed in claim 3, wherein: the sleeve (3) and the pressing sleeve (4) are made of copper alloy.
6. An installation method using a connector cable fixing structure as claimed in any one of claims 1 to 5, characterized in that:
stripping an outer sheath of an optical cable (5);
secondly, the optical cable (5) penetrates through the hole of the pressing sleeve (4), the aramid fiber (2) is turned outwards, and the outer-layer reticulate pattern of the pressing sleeve (4) is coated;
step three, sleeving the sleeve (3) outside the pressing sleeve (4) to enable the aramid fiber (2) to be distributed between the sleeve (3) and the pressing sleeve (4);
and step four, the pressing sleeve (4) is tightly pressed and connected onto the sleeve (3) to fix the aramid fiber (2), and the linked optical cable (5) is installed at the tail of the connector.
7. The method of installing a connector cable securing structure according to claim 6, wherein: step two, uniformly coating epoxy glue on the outer sheath of the optical cable inserted into the pressing sleeve (4); in the third step, epoxy glue is evenly smeared on the outer layer reticulate pattern of the pressing sleeve (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110011112.7A CN112736549A (en) | 2021-01-06 | 2021-01-06 | Connector cable fixing structure and mounting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110011112.7A CN112736549A (en) | 2021-01-06 | 2021-01-06 | Connector cable fixing structure and mounting method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112736549A true CN112736549A (en) | 2021-04-30 |
Family
ID=75590719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110011112.7A Pending CN112736549A (en) | 2021-01-06 | 2021-01-06 | Connector cable fixing structure and mounting method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112736549A (en) |
-
2021
- 2021-01-06 CN CN202110011112.7A patent/CN112736549A/en active Pending
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