CN215181039U - Two-core waterproof optical fiber cable assembly - Google Patents
Two-core waterproof optical fiber cable assembly Download PDFInfo
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- CN215181039U CN215181039U CN202023327944.XU CN202023327944U CN215181039U CN 215181039 U CN215181039 U CN 215181039U CN 202023327944 U CN202023327944 U CN 202023327944U CN 215181039 U CN215181039 U CN 215181039U
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- cable assembly
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Abstract
The utility model belongs to the technical field of the optical cable technique and specifically relates to a two waterproof type optical fiber cable subassemblies are related to, including waterproof type DLC UPC connector, the optical cable, wherein waterproof type DLC UPC connector is including sealed the pad, the sealing washer, the spliter, the inner skleeve, the outer sleeve, the tail cover, sealed cap, DLC UPC connector. And the phi 7.0mm optical cable sequentially penetrates through the tail sleeve, the outer sleeve, the inner sleeve, the splitter, the sealing gasket and the sealing ring to be assembled. The utility model discloses an in the design, the fire-retardant polyolefin of black low smoke and zero halogen is chooseed for use to optical cable oversheath material, and nontoxic tasteless environmental protection has higher strength, rigidity and fine toughness, and the subassembly is waterproof dustproof, and shell sealing performance is good.
Description
Technical Field
The utility model relates to an optical cable technical field, specifically speaking relates to a waterproof type fiber optic cable subassembly of two cores.
Background
With the continuous and deep development of optical fiber communication, the use of optical cables is more and more popular, with the reduction of the cost of optical cables and the increase of the labor cost for laying the optical cables, the traditional double-core optical cable has poor environmental resistance and mechanical resistance due to the structural characteristics and functional characteristics of the optical cables, and therefore an optical fiber cable assembly with high strength, good toughness and good shell sealing performance needs to be provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a two waterproof type fiber optic cable subassemblies of core to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a two-core waterproof optical fiber cable assembly comprises a DLC/UPC connector 1, a splitter 3, an inner sleeve 4 and an outer sleeve 501, wherein the DLC/UPC connector 1 is connected with the splitter 3 through a stainless steel hose 2 with the diameter of 2.1mm, the splitter 3 is connected with the front end of the inner sleeve 4, and the tail end of the inner sleeve 4 is connected with the outer sleeve 501.
The DLC/UPC connector 1 is provided with two stainless steel hoses 2 with the diameter of 2.1mm, and the DLC/UPC connector 1 is connected with the splitter 3 through the stainless steel hoses 2 with the diameter of 2.1 mm.
The splitter 3 is a circular cup-shaped sleeve, the surface of the sleeve is provided with a guide groove 301, and when the sub cables are manufactured, a plane formed by axial leads of the two sub cables is parallel to the plane of the guide groove 301.
The front end of the inner sleeve 4 is provided with a sealing gasket 401, the tail end of the inner sleeve 4 is provided with a sealing ring 402, the sealing gasket 401 is arranged on the outer wall of the inner sleeve 4, and the sealing ring 402 is sleeved on the inner wall of the tail end of the inner sleeve 4.
The front end of the DLC/UPC-proof connector 1 is provided with a sealing cap 502, the tail end of the DLC/UPC-proof connector is provided with a tail sleeve 503, and the sealing cap 502 is connected with the tail sleeve 503 through an outer sleeve 501.
The outer surface of the sealing cap 502 is provided with concave anti-slip threads 7, and the sealing cap 502 is connected with the outer sleeve.
The tail sleeve 503 is a spiral shape with a hollow interior, the front end of the tail sleeve is connected with the outer sleeve 501 through threads, and the tail end of the tail sleeve is connected with a phi 7.0mm optical cable in an assembling mode.
Compared with the prior art, the utility model discloses beneficial effect as follows:
the utility model discloses a 2 waterproof type optical cable subassembly of core is by DLC UPC connector, sealed pad, sealing washer, spliter, inner skleeve, outer sleeve, optical cable etc. are constituteed. The outer sheath material of the optical cable is black low-smoke halogen-free flame-retardant polyolefin, is nontoxic, tasteless and environment-friendly, has higher strength, rigidity and good toughness, and the assembly is waterproof and dustproof, the shell has good sealing performance, and the protection grade can reach IP 68.
Drawings
Fig. 1 is a schematic view of the waterproof structure of the present invention;
FIG. 2 is an assembly of the waterproof structure of the present invention;
fig. 3 is a schematic diagram of the assembly of the present invention.
In the figure: 1. DLC/UPC connectors; 2. a stainless steel hose with the diameter of 2.1 mm; 3. a splitter; 301. a guide groove; 4. an inner sleeve; 401. a gasket; 402. a seal ring; 403. a guide pin; 5. a waterproof DLC connector; 501. an outer sleeve; 502. A sealing cap; 503. a tail sleeve; 505. a second tail sleeve; 6. a 7.0mm diameter optical cable; 7. and (4) anti-skid lines.
Detailed Description
In order to clarify technical problems, technical solutions, implementation processes and performance displays, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are for illustrative purposes only. The utility model discloses, be not used for limiting the utility model discloses. Various exemplary embodiments, features and aspects of the present disclosure will be described in detail below with reference to the accompanying drawings. In the drawings, like reference numbers can indicate functionally identical or similar elements. While the various aspects of the embodiments are presented in drawings, the drawings are not necessarily drawn to scale unless specifically indicated.
The word "exemplary" is used exclusively herein to mean "serving as an example, embodiment, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments.
Furthermore, in the following detailed description, numerous specific details are set forth in order to provide a better understanding of the present disclosure. It will be understood by those skilled in the art that the present disclosure may be practiced without some of these specific details. In some instances, methods, means, elements and circuits that are well known to those skilled in the art have not been described in detail so as not to obscure the present disclosure.
As shown in fig. 1 to 3, a two-core waterproof optical fiber cable assembly includes a DLC/UPC connector 1, a splitter 3, and an inner sleeve 4, wherein the DLC/UPC connector 1 is connected to the splitter 3 through a stainless steel hose 2 of 2.1mm, the splitter 3 is connected to the front end of the inner sleeve 4, and the rear end of the inner sleeve 4 is connected to the outer sleeve 501.
The DLC/UPC connector 1 is provided with two stainless steel hoses 2 with the diameter of 2.1mm, and the DLC/UPC connector 1 is connected with the splitter 3 through the stainless steel hoses 2 with the diameter of 2.1 mm.
The branching device 3 is a round cup-shaped sleeve, and the surface of the branching device is provided with a guide groove 301.
The front end of the inner sleeve 4 is provided with a sealing gasket 401, and the tail end is provided with a sealing ring 402.
The DLC/UPC connector 1 is provided with a sealing cap 502 at the front end and a tail sleeve 503 at the tail end, and the sealing cap 502 is connected with the tail sleeve 503 through an outer sleeve 501.
The outer surface of the sealing cap 502 is provided with anti-slip threads 7, and the sealing cap 502 is connected with the outer sleeve 501.
The tail sleeve 503 is a spiral shape with a hollow interior, the front end of the tail sleeve is connected with the outer sleeve 501 through threads, and the tail end of the tail sleeve is connected with a phi 7.0mm optical cable in an assembling mode.
When the optical cable is installed, the sheath is stripped by using the optical cable stripper, sheath skins of 95mm are stripped at two ends, and two sub-cables and aramid fibers are exposed. Installing the sealing ring 402 at the tail part of the inner sleeve 4, installing the sealing gasket 401 at the front end of the inner sleeve 4, and fixing the sealing gasket by using 704 glue; then, a black glue-containing heat shrink tube with the diameter of 9.5mm and the length of 15mm, the tail sleeve 503, the outer sleeve 501, the inner sleeve 4 and the splitter 3 are sequentially inserted into the tail sleeve 503, the tail sleeve 503 is connected with the outer sleeve 501, and after the tail sleeve 503 is inserted, thread glue is dispensed at the thread position and is screwed down. After the parts are worn, the smooth matching between the guide groove 301 of the adhesive sleeve 3 and the guide pin 403 of the inner sleeve 4 is checked, and the clamping phenomenon does not occur during the relative movement; the inner sleeve 4 and the outer sleeve 501 are required to slide smoothly without obvious stagnation. The same procedure as for the tail is repeated for the front.
When manufacturing the sub-cable, a fiber stripping pliers strips a 2.0mm sheath, the 2.0mm sheath is reserved for 3mm, a Kevlar is twisted into a strand, the strand penetrates into a stainless steel hose with the length of 41mm and the diameter of 2.1mm, a DLC/UPC connector 1 is assembled, and optical performance detection is finally completed according to the procedures of penetrating loose parts, core insert solidification, crimping, assembling, grinding and end inspection. The sub cables are fixed in parallel, a plane formed by the axial leads of the two sub cables is parallel to the plane of the guide groove 301 of the splitter 3, and the sub cables are located at the center of the circular cup of the splitter 3 as far as possible.
Epoxy AB glue with a proper proportion is injected into the branching device 3 to fix aramid fiber, so that no additional force is generated on the sub-cable and the connector during a tensile test, and no sharp bulge is formed on the surface of the epoxy AB glue. After dispensing, the waterproof structure is assembled, as shown in fig. 2, the splitter 3 is pulled to the bottom of the inner sleeve 4, and the outer sleeve 501 is pulled outside the inner sleeve 4.
During the packing, adopt the good bellows of elasticity, will the utility model discloses a two-end connector parts penetrate in the bellows to use the ribbon ligature, guarantee the security in the transportation.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. A two-core waterproof optical fiber cable assembly is characterized by comprising a splitter (3), an inner sleeve (4) and a DLC/UPC connector (1), wherein the DLC/UPC connector (1) is connected with the splitter (3) through a stainless steel hose (2) with the diameter of 2.1mm, the splitter (3) is connected with the inner sleeve (4), and the inner sleeve (4) is connected with an outer sleeve (501).
2. A two-core water-proof optical fiber cable assembly according to claim 1, wherein two stainless steel hoses (2) of 2.1mm are connected inside the DLC/UPC connector (1), and the DLC/UPC connector (1) is connected to the splitter (3) through the stainless steel hoses (2) of 2.1 mm.
3. A two-core water-proof optical fiber cable assembly according to claim 1, wherein the splitter (3) is a circular cup-shaped sleeve, and a guide groove (301) is formed on the surface.
4. The two-core waterproof optical fiber cable assembly according to claim 1, wherein the inner sleeve (4) is provided with a sealing gasket (401) at the front end and a sealing ring (402) at the rear end, the sealing gasket (401) is arranged on the outer wall of the inner sleeve, and the sealing ring (402) is sleeved on the inner wall of the rear end of the inner sleeve (4).
5. A two-core water-proof optical fiber cable assembly according to claim 1, wherein the DLC/UPC connector (1) is provided with a sealing cap (502) at the front end and a tail sleeve (503) at the tail end, and the sealing cap (502) is connected with the tail sleeve (503) through an outer sleeve (501).
6. A two-core water-tight fibre optic cable assembly according to claim 5, wherein the sealing cap (502) is provided with a recessed non-slip pattern (7) on its outer surface, the sealing cap (502) being connected to the outer sleeve (501).
7. The two-core water-proof optical fiber cable assembly according to claim 5, wherein the tail sleeve (503) is formed in a spiral shape with an inner hollow, and a front end is connected with the outer sleeve (501) through a screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023327944.XU CN215181039U (en) | 2020-12-31 | 2020-12-31 | Two-core waterproof optical fiber cable assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023327944.XU CN215181039U (en) | 2020-12-31 | 2020-12-31 | Two-core waterproof optical fiber cable assembly |
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| Publication Number | Publication Date |
|---|---|
| CN215181039U true CN215181039U (en) | 2021-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023327944.XU Active CN215181039U (en) | 2020-12-31 | 2020-12-31 | Two-core waterproof optical fiber cable assembly |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114522856A (en) * | 2022-04-12 | 2022-05-24 | 长芯盛（武汉）科技有限公司 | Method for manufacturing branch optical fiber connector |
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2020
- 2020-12-31 CN CN202023327944.XU patent/CN215181039U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114522856A (en) * | 2022-04-12 | 2022-05-24 | 长芯盛（武汉）科技有限公司 | Method for manufacturing branch optical fiber connector |
| CN114522856B (en) * | 2022-04-12 | 2022-08-16 | 长芯盛（武汉）科技有限公司 | Method for manufacturing branch optical fiber connector |
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