Anti-fracture flexible optical fiber protective sleeve

Abstract

The utility model relates to an anti-fracture flexible optical fiber protective sleeve, which belongs to the technical field of protective sleeves, and comprises a wear-resistant sleeve, a connecting assembly is arranged at the end part of the wear-resistant sleeve, an optical fiber is arranged in the wear-resistant sleeve, a buffer assembly is fixedly connected in the wear-resistant sleeve, and the buffer assembly is fixedly connected with the wear-resistant sleeve. A protection assembly is fixedly connected into the wear-resisting sleeve, a hollow spring is fixedly connected into the wear-resisting sleeve, and the hollow spring is arranged between the buffering assembly and the protection assembly. According to the utility model, the rubber ball, the hollow spring and the protective ring are used in cooperation, and when an optical fiber encounters a corner part in the installation process, extrusion force generated by bending of the optical fiber at the corner part can be absorbed by using deformation of the rubber ball, deformation of the hollow spring and deformation support of the protective ring; the optical fiber is prevented from being broken when being bent at the corner, normal signal transmission of the optical fiber is ensured, and the service life of the optical fiber is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of protective sleeve, specifically relates to a flexible optical fiber protective sleeve of preventing breakage. BACKGROUND

[0002] The optical fiber protective sleeve is a device for protecting optical fibers from physical damage, which can provide necessary protection in optical fiber laying, maintenance and repair work; the optical fiber protective sleeve is usually made of hard plastic or metal, has good compression resistance and impact resistance, and can protect the fusion splicing point in harsh environments; the design considers waterproof and dustproof problems to prevent environmental factors from damaging the fusion splicing point; in addition, the design of the optical fiber protective sleeve considers ease of use, and there is usually a mechanism that is easy to open and close, facilitating technicians to quickly perform fusion splicing work.

[0003] At present, most of the optical fibers are glass fibers, which are easy to be broken when being bent, and the corner part is usually connected through a connecting piece during the installation of the optical fiber, and the connection through the connecting piece will increase the connection burden of the optical fiber, based on this, the flexible optical fiber protective sleeve of preventing breakage is provided. CONTENT OF THE UTILITY MODEL

[0004] The utility model discloses a flexible optical fiber protective sleeve of preventing breakage, which has the advantages of simple structure, reasonable design and the like.

[0005] The utility model discloses the following technical scheme to realize the above-mentioned purpose:

[0006] A flexible optical fiber protective sleeve of preventing breakage, comprising a wear-resistant sleeve, a connecting assembly is installed at the end of the wear-resistant sleeve, an optical fiber is arranged in the wear-resistant sleeve, a buffer assembly is fixedly connected in the wear-resistant sleeve, a protection assembly is fixedly connected in the wear-resistant sleeve, a hollow spring is fixedly connected in the wear-resistant sleeve, and the hollow spring is arranged between the buffer assembly and the protection assembly.

[0007] As a further optimization scheme of the utility model, the connecting assembly comprises a connecting head fixedly connected at one end of the wear-resistant sleeve, a screw cap is rotatably connected to the connecting head, the other end of the wear-resistant sleeve is fixedly connected with a screw joint, and the screw joint is matched with the screw cap.

[0008] As a further optimization scheme of the utility model, the buffer assembly comprises a rubber ball fixedly connected to the inner wall of the wear-resistant sleeve, a fixed sleeve is fixedly connected in the wear-resistant sleeve, and the rubber ball is fixedly connected between the wear-resistant sleeve and the fixed sleeve.

[0009] As a further optimization scheme of the utility model, the hollow spring is arranged in the fixed sleeve, and the rubber balls are arranged in an array along the outer surface of the fixed sleeve.

[0010] As a further optimization scheme of the utility model, the protection assembly includes the protection sleeve fixedly connected in the wear-resistant sleeve, a plurality of protection rings are fixedly connected in the protection sleeve, and the plurality of protection rings are arranged in equidistant array along the central axis of the protection sleeve.

[0011] As a further optimization scheme of the utility model, the optical fiber passes through the plurality of protection rings and is attached to the inner surfaces of the plurality of protection rings.

[0012] The utility model discloses the beneficial effect lies in: the utility model discloses the cooperation of rubber ball, hollow spring and protection ring, when the corner part is encountered in the process of optical fiber installation, the deformation of rubber ball, the deformation of hollow spring and the deformation of protection ring support, can produce the extrusion of the bending of the corner of optical fiber and produce the absorption, prevent the optical fiber from being broken when bending in the corner, guarantee the normal signal transmission of optical fiber, prolong the service life of optical fiber. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the whole three-dimensional structure schematic diagram of the utility model;

[0014] Figure 2 It is the three-dimensional partial sectional structure schematic diagram of the utility model;

[0015] Figure 3 It is the front middle part sectional structure schematic diagram of the utility model;

[0016] Figure 4 It is the Figure 3 enlarged structure schematic diagram of the utility model in A place;

[0017] Figure 5 It is the sectional structure schematic diagram of the utility model.

[0018] In the drawing: 1, wear-resistant sleeve;2, connecting head;3, screw cap;4, optical fiber;5, screw joint;6, rubber ball;7, fixed sleeve;8, hollow spring;9, protection sleeve;10, protection ring. DETAILED DESCRIPTION

[0019] The following detailed description of the application in conjunction with the drawings, it is necessary to point out here that the following detailed description only for the further description of the application, can not be understood as the limitation of the scope of the application, the skilled in the art can make some non-essential improvements and adjustments to the application according to the above application content.

[0020] EMBODIMENT

[0021] As Figure 1 , Figure 2 , Figure 3 , Figure 4 andFigure 5 As shown, a flexible optical fiber protection sleeve against breakage, comprising a wear-resistant sleeve 1, the arrangement of the wear-resistant sleeve 1 can reduce the wear and tear of the optical fiber 4 during installation and use, thereby effectively protecting the optical fiber 4, a connecting assembly is installed at one end of the wear-resistant sleeve 1, the optical fiber 4 is arranged in the wear-resistant sleeve 1, a buffer assembly is fixedly connected in the wear-resistant sleeve 1, a protection assembly is fixedly connected in the wear-resistant sleeve 1, a hollow spring 8 is fixedly connected in the wear-resistant sleeve 1, the arrangement of the hollow spring 8 can deform when encountering a bending position, absorbing the extrusion force generated when bending, and the arrangement of the hollow spring 8 can make the protection sleeve in a relatively flat state, the hollow spring 8 is arranged between the buffer assembly and the protection assembly, the connecting assembly comprises a connecting head 2 fixedly connected to one end of the wear-resistant sleeve 1, a threaded cap 3 is rotatably connected to the connecting head 2, the other end of the wear-resistant sleeve 1 is fixedly connected with a threaded joint 5, the threaded joint 5 is matched with the threaded cap 3, and the arrangement of the threaded joint 5 and the threaded cap 3 facilitates the connection between the optical fiber 4 and the protection sleeve, the buffer assembly comprises a rubber ball 6 fixedly connected to the inner wall of the wear-resistant sleeve 1, since the rubber ball 6 can deform, it can absorb the extrusion force generated when encountering a bending position, a fixed sleeve 7 is fixedly connected in the wear-resistant sleeve 1, the rubber ball 6 is fixedly connected between the wear-resistant sleeve 1 and the fixed sleeve 7, the hollow spring 8 is arranged in the fixed sleeve 7, and the rubber ball 6 is arranged in an array along the outer surface of the fixed sleeve 7, the protection assembly comprises a protection sleeve 9 fixedly connected in the wear-resistant sleeve 1, a plurality of protection rings 10 are fixedly connected in the protection sleeve 9, the protection rings 10 are made of rubber material, and the plurality of protection rings 10 are arranged in an equidistant array along the central axis of the protection sleeve 9, the optical fiber 4 passes through the plurality of protection rings 10 and is attached to the inner surfaces of the plurality of protection rings 10, since the protection rings 10 directly contact the optical fiber 4, when the bending position is located in a single protection ring 10, since the protection ring 10 is made of rubber material, it can absorb the extrusion force, and when the bending position is located between two protection rings 10, the protection ring 10 can support the optical fiber 4 outside the bending position to absorb part of the extrusion force generated by bending and increase the bending radius, thereby reducing the probability of breaking the optical fiber 4.

[0022] In use, first, a plurality of protection sleeves are connected through the threaded cap 3 and the threaded joint 5, and then the protection sleeve can be installed, when the installation encounters a corner position, the rubber ball 6 which can deform, the hollow spring 8 which can deform and the protection ring 10 which can deform will absorb the extrusion force generated by the optical fiber 4 when bending at the corner, preventing the optical fiber 4 from being broken when bending at the corner, ensuring normal signal transmission of the optical fiber 4 and prolonging the service life of the optical fiber 4;

[0023] In addition, the rubber ball 6 and the protective ring 10 can buffer and absorb the vibration force generated by the protective sleeve during transportation, and the hollow spring 8 can reduce the probability of bending of the protective sleeve during transportation, reduce the probability of damage of the optical fiber 4 due to vibration during transportation, achieve good protection of the optical fiber 4 inside the protective sleeve during transportation, and prolong the service life of the optical fiber 4.

[0024] The above-described embodiments only express several implementation manners of the present application, the description is relatively specific and detailed, but it cannot be understood as a limitation on the patent scope of the present application. It should be pointed out that, for ordinary skilled persons in the art, without departing from the concept of the present application, a number of modifications and improvements can be made, which all belong to the protection scope of the present application.

Claims

1. A kink resistant flexible optical fiber protective jacket, characterized by: Including wear-resistant sleeve (1), the end of wear-resistant sleeve (1) is provided with connecting assembly, the wear-resistant sleeve (1) is provided with optical fiber (4), the wear-resistant sleeve (1) is fixedly connected with buffer assembly, the wear-resistant sleeve (1) is fixedly connected with protection assembly, the wear-resistant sleeve (1) is fixedly connected with hollow spring (8), the hollow spring (8) is arranged between buffer assembly and protection assembly.

2. A kink resistant flexible optical fiber jacket according to claim 1, wherein: The connecting assembly includes a connecting head (2) fixedly connected to one end of the wear-resistant sleeve (1), a screw cap (3) rotatably connected to the connecting head (2), and a screw joint (5) fixedly connected to the other end of the wear-resistant sleeve (1), which is matched with the screw cap (3).

3. A kink-resistant, flexible optical fiber jacketing as defined in claim 1, wherein: The buffer assembly includes a rubber ball (6) fixedly connected to the inner wall of the wear-resistant sleeve (1), and a fixed sleeve (7) fixedly connected in the wear-resistant sleeve (1), and the rubber ball (6) is fixedly connected between the wear-resistant sleeve (1) and the fixed sleeve (7).

4. A kink-resistant, flexible optical fiber jacketing as defined in claim 3, wherein: The hollow spring (8) is arranged in the fixed sleeve (7), and the rubber ball (6) is arranged in an array along the outer surface of the fixed sleeve (7).

5. A kink-resistant, flexible optical fiber jacketing as defined in claim 3, wherein: The protection assembly includes a protection sleeve (9) fixedly connected in the wear-resistant sleeve (1), and a plurality of protection rings (10) fixedly connected in the protection sleeve (9), and the plurality of protection rings (10) are arranged in an equidistant array along the central axis of the protection sleeve (9).

6. A kink-resistant, flexible optical fiber jacketing as defined in claim 5, wherein: The optical fiber (4) passes through the plurality of protection rings (10) and is in close contact with the inner surface of the plurality of protection rings (10).

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