CN216351369U - Mechanical three-section crimping quick-connecting device - Google Patents
Mechanical three-section crimping quick-connecting device Download PDFInfo
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- CN216351369U CN216351369U CN202123310150.7U CN202123310150U CN216351369U CN 216351369 U CN216351369 U CN 216351369U CN 202123310150 U CN202123310150 U CN 202123310150U CN 216351369 U CN216351369 U CN 216351369U
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Abstract
The utility model discloses a mechanical three-section crimping quick connection device, and relates to the technical field of optical connection. The optical cable lead-in structure comprises a press-in clamping structure and an optical cable lead-in groove, the press-in clamping structure is used for fixing an optical cable which is not peeled, the press-in clamping structure is clamped in the optical cable lead-in groove in a clamping mode, the three-section type compressing device comprises a V groove structure, a V groove cover plate and a compressing structure, the optical cable lead-in groove is connected with the V groove structure in a sliding mode and clamped in the V groove structure, and the V groove structure and the V groove cover plate are matched to compress a coating layer of the optical cable and a bare optical fiber. According to the utility model, the optical cable leading-in structure is arranged, so that the optical cable is not influenced by an operator when being led in, the consistency of products is ensured, and the first pressing part provides pressure for the bare optical fiber and the second pressing part provides pressure for the coating optical cable through the arrangement of the pressing structure, so that the mechanical tension of the optical fiber is increased.
Description
Technical Field
The utility model belongs to the technical field of optical connection, and particularly relates to a mechanical three-section crimping quick-connection device.
Background
As a communication transmission line medium, the difficulty of optical fiber connection is much greater than that of communication cables. The reason is that the optical fiber main body is made of glass fiber and is fragile and easy to break, the light passing part of the effective connection is only 9 micrometers, and the alignment error is required to be less than 1 micrometer during connection. The mechanical optical fiber quick connection has been accumulated in China for ten years, the telecommunication network construction in China is more standard, and the requirement on the mechanical tension of the quick connector is lower.
However, in europe, the united states, the south-east asia and vast areas of the larea, constructors are not as fine as those in the north-east asia, the existing fast connector for export in China still has the defects, the optical cable is not assisted by tools when being led into the connector, the standardized operation of operators is completely relied on, and if the operators are not fine enough, the product performance can deviate to different degrees; the tension of the bare optical fiber is less than 3N, and the quick connector is easy to cause unstable mechanical performance during operation.
In order to solve the problems, the utility model provides a mechanical three-section crimping quick-connecting device.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a mechanical three-section crimping quick-connecting device, which solves the problems that an optical cable is not assisted by a tool when being led into a connector and completely depends on the standardized operation of an operator, and the product performance can deviate to different degrees if the operator is not fine enough; the tension of the bare optical fiber is less than 3N, and the problem of unstable mechanical performance is easily caused when the quick connector is operated.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
the utility model relates to a mechanical three-section crimping quick-connecting device, which comprises an optical cable body and a connector, wherein the optical cable body comprises three parts of an un-peeled optical cable, a coated optical cable and a bare optical fiber after being processed, the connector comprises an optical cable lead-in device and an optical fiber three-section type pressing device, the optical cable lead-in structure comprises a press-in clamping cable structure and an optical cable lead-in groove, the press-in clamping cable structure is used for fixing the un-peeled optical cable, the press-in clamping cable structure is clamped in the optical cable lead-in groove, the three-section type pressing device comprises a V groove structure, a V groove cover plate and a pressing structure, the optical cable lead-in groove is connected with the V groove structure in a sliding mode and is clamped in the V groove structure, the V groove structure and the V groove cover plate are matched to press the coated optical cable and the bare optical fiber, the pressing structure is divided into a first pressing part and a second pressing part by the U groove, the first pressing part provides pressure for the bare optical fiber, the second compressing portion provides pressure for the coating optical cable, the V-shaped groove is structurally connected with the tail cover through the rotating rod in a rotating mode, the optical cable guiding structure is arranged, the optical cable is not influenced by an operator when being guided, the consistency of products is guaranteed, the optical cable is fixed in the pressing-in cable clamping structure, the pressing-in cable clamping structure is arranged in the optical cable guiding groove, the pressing-in cable clamping structure and the optical cable guiding groove are reserved in the connector after connection is completed, the connector can be opened repeatedly for use, the pressing-in cable clamping structure and the optical cable guiding groove can be operated repeatedly for use, through the arrangement of the compressing structure, the first compressing portion provides pressure for the bare optical fiber, the second compressing portion provides pressure for the coating optical cable, and mechanical tension of the optical fiber is increased.
Preferably, the V-groove structure and the V-groove cover plate are high-precision parts, and the precision grade reaches the micron grade.
Preferably, the diameter of the coating optical cable is 0.25mm, the diameter of the bare fiber is 0.125mm, and the connector can not deviate due to the fineness of an operator by setting the precision of the V-groove structure and the precision of the V-groove cover plate and matching the coating optical cable and the bare fiber with the precision grade reaching the micron level, so that the requirement of optical fiber connection is met.
Preferably, the compression structure adopts a beryllium copper heat treatment process, and the compression structure can provide stable and durable pressure and can be repeatedly opened and reused by adopting the beryllium copper heat treatment process.
Preferably, the first compressing part and the second compressing part are designed to disperse pressure and are not related to each other, the pressure provided by the first compressing part is greater than the pressure provided by the second compressing part, and the micro-bending loss of the optical fiber is effectively controlled while the compressing force of the bare optical fiber and the compressing force of the coating optical cable are different by adopting the design of the dispersed pressure.
The utility model has the following beneficial effects:
the optical cable lead-in structure is arranged, so that the optical cable lead-in structure is not influenced by an operator when being led in, the consistency of products is ensured, the optical cable is fixedly pressed into the cable clamping structure, the pressed-in cable clamping structure is arranged in the optical cable lead-in groove, the pressed-in cable clamping structure and the optical cable lead-in groove are both left in the connector after connection is completed, the connector can be repeatedly opened and used, the pressed-in cable clamping structure and the optical cable lead-in groove can also be repeatedly operated and used, and through the arrangement of the compression structure, the first compression part provides pressure for a bare optical fiber, and the second compression part provides pressure for a coating layer optical cable, so that the mechanical tension of the optical fiber is increased.
Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the present invention;
FIG. 3 is an enlarged view of a portion A of FIG. 2;
fig. 4 is a schematic view of a part of the enlarged structure at B in fig. 2.
In the drawings, the components represented by the respective reference numerals are listed below:
1. an optical cable body; 2. a connector; 3. an un-stripped optical cable; 4. a coated optical cable; 5. a bare optical fiber; 6. pressing in a cable clamping structure; 7. an optical cable lead-in slot; 8. a V-groove structure; 9. a V-groove cover plate; 10. a compression structure; 11. a tail cover; 12. a first pressing part; 13. and a second pressing part.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "middle", "outer", "inner", and the like, indicate orientations or positional relationships, are used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-4, the present invention is a mechanical three-section crimping quick-connecting device, including an optical cable body 1 and a connector 2, the optical cable body 1 includes an un-peeled optical cable 3, a coated optical cable 4 and a bare optical fiber 5 after being processed, the connector 2 includes an optical cable lead-in device and an optical fiber three-section type pressing device, the optical cable lead-in structure includes a press-in cable clamping structure 6 and an optical cable lead-in groove 7, the press-in cable clamping structure 6 is used for fixing the un-peeled optical cable 3, the press-in cable clamping structure 6 is clamped inside the optical cable lead-in groove 7, the three-section type pressing device includes a V-groove structure 8, a V-groove cover plate 9 and a pressing structure 10, the optical cable lead-in groove 7 is connected with the V-groove structure 8 in a sliding manner and is clamped inside the V-groove structure 8, the V-groove structure 8 and the V-groove cover plate 9 cooperate to press the coated optical cable 4 and the bare optical fiber 5, the pressing structure 10 is divided into a first pressing portion 12 and a second pressing portion 13 by the U-groove, the first pressing part 12 provides pressure for the bare optical fiber 5, the second pressing part 13 provides pressure for the coating optical cable 4, and the V-shaped groove structure 8 is connected with the tail cover 11 through the rotating rod in a rotating mode.
Through setting up the leading-in structure of optical cable, do not receive operator's influence when leading-in optical cable, guarantee the uniformity of product, in the card cable structure 6 of impressing with the optical cable is fixed, the card cable structure 6 of will impressing sets up 7 in the optical cable introduction groove again, the card cable structure 6 of impressing and optical cable introduction groove 7 all remain in connector 2 after accomplishing the connection, connector 2 repeatedly openable uses, but the card cable structure 6 of impressing and optical cable introduction groove 7 also repeatedly operate uses, through setting up compact structure 10, first clamping part 12 provides pressure to bare fiber 5, second clamping part 13 provides pressure to coating layer optical cable 4, increase the mechanical pulling force of optic fibre.
The V-groove structure 8 and the V-groove cover plate 9 are high-precision parts, and the precision grade reaches the micron grade.
The diameter of the coated optical cable 4 is 0.25mm, and the diameter of the bare optical fiber 5 is 0.125 mm.
The precision of the V-groove structure 8 and the V-groove cover plate 9 is set to match the coating optical cable 4 and the bare optical fiber 5 with the precision grade reaching the micron level, so that the connector 2 can not deviate due to the precision degree of an operator, and the requirement of optical fiber connection is met.
The compression structure 10 is made of beryllium copper.
The beryllium copper heat treatment process used for the hold-down structure 10 is to provide a consistent and durable pressure and to allow for repeated opening and reuse.
The first pressing part 12 and the second pressing part 13 are designed to disperse pressure, and are not related to each other, and the pressure provided by the first pressing part 12 is greater than the pressure provided by the second pressing part 13.
The design of dispersing pressure is adopted to ensure that the pressing force on the bare optical fiber 5 and the coating optical cable 4 is different, and meanwhile, the microbending loss of the optical fiber is effectively controlled.
As shown in fig. 1 to 4, this embodiment is a method for using a mechanical three-stage crimping quick-connect device: the optical cable fixing press-in clamping structure 6 is clamped in the optical cable lead-in groove 7, the optical cable lead-in groove 7 slides into the V-groove structure 8 to complete optical cable lead-in, the tail cover 11 is rotated to clamp and complete optical cable fixing, the V-groove cover plate 9 is installed to compress the coating optical cable 4 and the bare optical fiber 5, the compression structure 10 is matched to enable the first compression part 12 to correspond to the position of the bare optical fiber 5, the second compression part 13 to correspond to the coating optical cable 4, through the arrangement of the optical cable lead-in structure, the optical cable lead-in structure is not influenced by an operator when the optical cable is led in, the consistency of products is ensured, the press-in clamping structure 6 for fixing the optical cable is arranged in the optical cable lead-in groove 7, the press-in clamping structure 6 and the optical cable lead-in groove 7 are both left in the connector 2 after connection is completed, the connector 2 can be opened for use repeatedly, and the press-in clamping structure 6 and the optical cable lead-in groove 7 can be used repeatedly, through setting up compact structure 10, first portion 12 provides pressure to bare fiber 5, and second portion 13 provides pressure to coating optical cable 4, increases the mechanical pulling force of optic fibre.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.
Claims (5)
1. The utility model provides a quick device that connects of mechanical type three-section crimping, includes optical cable body (1) and connector (2), its characterized in that: the optical cable comprises an optical cable body (1) which comprises an optical cable (3) without skin, a coating optical cable (4) and a bare optical fiber (5) after treatment, wherein the connector (2) comprises an optical cable lead-in device and an optical fiber three-section type pressing device, the optical cable lead-in structure comprises a press-in cable clamping structure (6) and an optical cable lead-in groove (7), the press-in cable clamping structure (6) is used for fixing the optical cable (3) without skin, the press-in cable clamping structure (6) is clamped inside the optical cable lead-in groove (7), the three-section type pressing device comprises a V groove structure (8), a V groove cover plate (9) and a pressing structure (10), the optical cable lead-in groove (7) is in sliding connection with the V groove structure (8) and is clamped inside the V groove structure (8), and the V groove structure (8) and the V groove cover plate (9) are matched to press the coating optical cable (4) and the bare optical fiber (5), compact structure (10) are separated into first portion (12) and the second portion (13) that compresses tightly by the U-shaped groove, first portion (12) that compresses tightly provides pressure for bare fiber (5), the second portion (13) that compresses tightly provides pressure for coating optical cable (4), it is connected with tailcap (11) to rotate through the bull stick on V groove structure (8).
2. The mechanical three-section crimping and quick-connecting device according to claim 1, wherein the V-groove structure (8) and the V-groove cover plate (9) are high-precision parts, and the precision level reaches the micron level.
3. A mechanical three-segment crimp quick-connect device according to claim 1, wherein the diameter of the coated optical cable (4) is 0.25mm, and the diameter of the bare optical fiber (5) is 0.125 mm.
4. The mechanical three-segment crimping and quick-connecting device as claimed in claim 1, characterized in that the compacting structure (10) adopts beryllium copper heat treatment process.
5. The mechanical three-segment crimping quick-connecting device according to claim 1, characterized in that the first pressing part (12) and the second pressing part (13) are designed to disperse pressure and are not related to each other, and the pressure provided by the first pressing part (12) is greater than the pressure provided by the second pressing part (13).
Priority Applications (1)
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CN202123310150.7U CN216351369U (en) | 2021-12-27 | 2021-12-27 | Mechanical three-section crimping quick-connecting device |
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CN202123310150.7U CN216351369U (en) | 2021-12-27 | 2021-12-27 | Mechanical three-section crimping quick-connecting device |
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CN216351369U true CN216351369U (en) | 2022-04-19 |
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CN202123310150.7U Active CN216351369U (en) | 2021-12-27 | 2021-12-27 | Mechanical three-section crimping quick-connecting device |
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