CN212872981U - LC integral type riveting structure fiber connector - Google Patents

Abstract

The utility model relates to a fiber connector field, in particular to LC integral type riveting structure fiber connector. The structure comprises a connector integrated body for fixing optical fibers of an optical cable, a riveting beam ring and a tail sleeve, wherein a metal ring is arranged on the connector integrated body, the riveting beam ring is a cylindrical cavity of a through hole, after the connector integrated body is fixed with the optical fibers of the optical cable, an outer cover of the optical cable and a Kevlar wire are pressed and connected on a metal piece together through the cylindrical cavity of the riveting beam ring, the tail sleeve is provided with a beam ring cavity matched with the riveting beam ring, and the tail sleeve is connected on the outer wall of the riveting beam ring through the beam ring cavity. This structure has reduced "pyrocondensation pipe" part on the spare part, has taken place the bad probability of pyrocondensation and scrap the loss when having reduced personnel's operation, adopts integral type riveting structural design, and whole connector only has a fixed point, takes place unusual probability and scrap the loss when having reduced the many fixed points of product, has improved the whole production efficiency of product greatly, the direct cost that has reduced the product.

Description

LC integral type riveting structure fiber connector

Technical Field

The utility model relates to a fiber connector field, in particular to LC integral type riveting structure fiber connector.

Background

With the continuous development of networks from 1G to 10G to 40G to 100G, a high-speed era has come, and in order to meet the requirement, the wiring system of the data center has higher requirements on the product quality and the product characteristics. Data from third party research institutions show that most data centers use up to 70% of optical fiber patch cords, and therefore face significant challenges, such as long-term stable transmission loss characteristics requirements for bending, tensile strength, on-line load transmission, and the like, of optical fiber patch cord connectors, which are significant challenges for data center cabling systems.

Present product structure is fixed processing of two disconnect-type of riveting compression heating, uses pyrocondensation pipe aluminium part to draw line with koff and connector crimping fixedly, and the pyrocondensation pipe heating is carried out fixed connection with the optical cable outer quilt and connector, and these processing methods have following shortcoming:

1. the connector processing procedure is complicated, riveting is carried out firstly, then thermal shrinkage subsection operation is carried out in a subsection mode, the production efficiency is low, the labor cost investment is large, and the product processing cost is directly increased;

2. the requirements of the thermal shrinkage process on temperature, time, distance and the like are very high, and the loss of the core wire due to the shrinkage phenomenon in the thermal shrinkage process is abnormal due to overhigh temperature, overlong time and too close distance;

3. the requirements of the thermal shrinkage process on temperature, time, distance and the like are very high, and the phenomena of loose tension of the outer surface of the optical cable, non-conformity of tension and the like can be caused by the phenomenon of non-tight thermal shrinkage due to too low temperature, too short time and too long distance;

4. the structure crimping mode has the advantages that when the optical cable is bent, the core wire in the connector can directly contact with the metal part of the spare part, and the phenomena of damage to the optical fiber, unstable transmission loss and the like are prone to occurring.

SUMMERY OF THE UTILITY MODEL

The utility model provides a LC integral type riveting structure fiber connector aims at solving current product structure production efficiency low, and the problem of loss can appear in pyrocondensation technology.

The utility model provides a LC integral type riveting structure fiber connector, connector integral type body, riveting beam ring, tail cover including fixed optical cable optic fibre, be equipped with the metalwork on the connector integral type body, riveting beam ring is the cylinder cavity of through-hole, and connector integral type body compresses tightly the connection together with the kevlar outside of optical cable through the cylinder cavity of riveting beam ring with the outer quilt of optical cable and acts as go-between on the metalwork, the tail cover is equipped with and presses beam ring complex beam ring cavity, the tail cover is passed through beam ring cavity cover and is linked on the outer wall of riveting beam ring.

As a further improvement, the one end that riveting collar is close to the tail cover is equipped with the sloping platform that draws in to cylinder cavity axiality, the collar cavity of tail cover slips into the outer wall of riveting collar and wraps up the cover and link on the riveting collar through the sloping platform.

As a further improvement, the tail cover includes the bundle ring tip of parcel riveting beam ring, the optical cable tip of parcel optical cable optic fibre, the bundle ring tip is cylinder cavity structures, the optical cable tip is circular cone cavity structures, bundle ring tip and optical cable tip concatenation and intercommunication.

As a further improvement, the optical cable end part is a hollow-out type net-shaped inner cavity conical structure.

As a further improvement, the surface of the metal part is provided with rough multi-line lines.

As a further improvement of the utility model, the surface of the metal piece is provided with knurling-shaped lines.

As a further improvement of the utility model, the metal piece is a copper piece.

The utility model has the advantages that: the structure reduces the parts of the heat shrink tube on the parts of the parts, reduces the probability of poor heat shrinkage and the scrapping loss when the personnel operate, greatly improves the overall production efficiency of the product, and directly reduces the cost of the product; the integral riveting structure design is adopted, the whole connector only has one fixed point, the abnormal probability and the scrapping loss of the product with multiple fixed points are reduced, the integral production efficiency of the product is greatly improved, and the cost of the product is directly reduced; the optical cable outer cover and the Kevlar wire are directly connected to the copper part of the connector body in a pressing mode, so that the tensile strength of the product and the bending resistance of the product are effectively improved in the aspect of the mechanical property of the product.

Drawings

Fig. 1 is an overall structural diagram of an LC integrated riveting structure optical fiber connector of the present invention;

fig. 2 is a cross-sectional view of the LC integrated riveting structure optical fiber connector of the present invention;

FIG. 3 is a structural diagram of the integrated body of the connector of the present invention;

FIG. 4 is a structural diagram of the middle rivet pressing ring of the present invention;

fig. 5 is a structural diagram of the middle boot of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments.

As shown in fig. 1 to 5, the LC type optical fiber connector of the present invention is an LC type optical fiber connector that provides high production efficiency, high quality characteristics, and a new structural design. The connector comprises a connector integrated body 1 for fixing optical fibers of an optical cable, a riveting beam ring 2 and a tail sleeve 3, wherein a metal piece 4 is arranged on the connector integrated body 1, the riveting beam ring 2 is a cylindrical cavity of a through hole, after the connector integrated body 1 is fixed with the optical fibers of the optical cable, the outer cover of the optical cable and the Kefu cable are connected to the metal piece 4 in a pressing mode through the cylindrical cavity of the riveting beam ring 2, the tail sleeve 3 is provided with a beam ring cavity 31 matched with the riveting beam ring 2, and the tail sleeve 3 is connected to the outer wall of the riveting beam ring 2 in a sleeved mode through a beam ring cavity 5.

As shown in fig. 3, the surface of the metal part 4 is provided with a rough multi-line texture, preferably a knurl-like texture, and the metal part 4 is preferably a copper part. The surface of the copper part of the connector integrated body 1 is in a knurling shape and is used for protecting the optical cable and enhancing the bending resistance of the optical cable. During installation, the riveting collar 2 is firstly pushed onto the knurled copper part of the connector integrated body 1, and then the riveting collar 2 is tightly pressed on the knurled copper part of the connector integrated body 1 by using the special aperture riveting jig.

The utility model discloses LC type fiber connector, crimping design mode formula crimping as an organic whole, do not have the pyrocondensation pipe part promptly, connector integral type body 1 is fixed back with optical cable optic fibre, use riveting beam ring 2 with the optical cable ectonexine with Kevlar line compressed tightly together and connect on the copper spare of connector integral type body 1, then overlap 3 sleeves of tail cover on riveting beam ring 2, the inside heart yearn of connector can receive the protection of optical cable ectonexine can not direct contact crimping spare metal part when the optical fiber jumper wire receives external force to influence crooked, the stability ability of product characteristic at the transmission process loss has been guaranteed.

As shown in fig. 2, an inclined platform 21 axially converging toward the cylindrical cavity is arranged at one end of the riveting collar 2 close to the tail sleeve 3, and a collar cavity 31 of the tail sleeve 3 slides into the outer wall of the riveting collar 2 through the inclined platform 21 and is wrapped and sleeved on the riveting collar 2. One end of the riveting binding ring 2 is provided with a cylindrical cavity matched with the metal piece 4 and used for tightly pressing and fixing the metal piece 4; the other end of the tail sleeve can be a cylindrical cavity, the tail sleeve 3 is directly sleeved on the cylindrical cavity to slide into the outer wall of the riveting binding ring 2, and the tail sleeve also can be an inclined table 21 folded towards the cylindrical cavity axially, and the inclined table 21 is beneficial to easily extruding the tail sleeve 3 to remove the outer wall of the riveting binding ring 2 during installation, so that the tail sleeve plays a role of a guide rail table.

As shown in fig. 5, the tail sleeve 3 includes a bundle ring end 32 wrapping the rivet-pressing bundle ring 2 and an optical cable end 33 wrapping the optical fiber of the optical cable, the bundle ring end 32 is of a cylindrical cavity structure, the optical cable end 33 is of a conical cavity structure, the bundle ring end 32 and the optical cable end 33 are spliced and communicated, and the optical cable end 33 is of a hollowed-out mesh inner cavity conical structure. The end part 32 of the binding ring is a cylindrical cavity structure, and is matched and connected with the structure of the riveting binding ring 2, and the binding ring cavity 31 is positioned at the end part 32 of the binding ring, so that the binding ring is conveniently sleeved on the riveting binding ring 2 and is pressed and fixed; the optical cable end part 33 is used for wrapping optical fibers of an optical cable, the tail part of the optical cable end part is gradually folded to form a conical cavity structure, the size of the tail sleeve is convenient to reduce, meanwhile, due to the design of the conical structure of the hollowed-out type netted inner cavity of the tail sleeve 3, the bad phenomenon of fiber breakage caused by the fact that a riveting beam ring is sleeved in the conical structure is effectively prevented, and the optical fiber connector has the characteristic of high strength and bending resistance.

The utility model discloses LC type fiber connector, the structural pyrocondensation pipe part of having got rid of spare has reduced because of factors such as temperature, time, distance cause the product to appear heart yearn pyrocondensation and die, phenomenon such as transmission loss grow, unstability, the optical cable is not heated the shrink by outward and is not hard up bad such as not hard up.

The pyrocondensation process of pyrocondensation pipe has been reduced at production and processing process, is improved to the single-operation single manual work mode by the many manual work modes of former design multiple operation, the utility model discloses LC type fiber connector has both reduced product processing turnover process, has reduced the input of production facility and human cost again, has directly reduced the processing cost of product.

The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims (7)

1. The LC integrated optical fiber connector with the riveting structure is characterized by comprising a connector integrated body for fixing optical fibers of an optical cable, a riveting beam ring and a tail sleeve, wherein a metal piece is arranged on the connector integrated body, the riveting beam ring is a cylindrical cavity of a through hole, after the connector integrated body is fixed with the optical fibers of the optical cable, an outer cover of the optical cable and a Kevlar wire are pressed and connected onto the metal piece together through the cylindrical cavity of the riveting beam ring, the tail sleeve is provided with a beam ring cavity matched with the riveting beam ring, and the tail sleeve is connected onto the outer wall of the riveting beam ring through the beam ring cavity.

2. The LC integrated riveted structure optical fiber connector according to claim 1, wherein one end of the riveting collar, which is close to the tail sleeve, is provided with a sloping platform which is axially folded towards the cylindrical cavity, and the collar cavity of the tail sleeve slides into the outer wall of the riveting collar through the sloping platform and is wrapped and sleeved on the riveting collar.

3. The LC integral type riveted structure optical fiber connector according to claim 1, wherein the tail sleeve comprises a bundle ring end part wrapping the riveted bundle ring and a cable end part wrapping the optical fiber of the optical cable, the bundle ring end part is of a cylindrical cavity structure, the cable end part is of a conical cavity structure, and the bundle ring end part and the cable end part are spliced and communicated.

4. The LC integral rivet structure fiber optic connector of claim 3, wherein the fiber optic cable end is a hollowed-out mesh-like inner cavity taper structure.

5. The LC integral type riveted structure optical fiber connector according to claim 1, wherein the surface of the metal piece is provided with rough multi-line grains.

6. The LC integral rivet structure fiber optic connector of claim 5, wherein the surface of the metal piece is provided with a knurled texture.

7. The LC integral rivet structure fiber optic connector of any one of claims 1, 5, 6, wherein the metal piece is a copper piece.

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