CN214845946U

CN214845946U - Optical cable protection device and communication equipment

Info

Publication number: CN214845946U
Application number: CN202121420335.0U
Authority: CN
Inventors: 段成平
Original assignee: Chengdu Qianhong Technology Co ltd
Current assignee: Chengdu Qianhong Technology Co ltd
Priority date: 2021-06-24
Filing date: 2021-06-24
Publication date: 2021-11-23
Anticipated expiration: 2031-06-24

Abstract

The embodiment discloses an optical cable protection device and communication equipment, and belongs to the technical field of electrical equipment. The optical cable protection device comprises a plurality of optical cable protection tubes which are connected in sequence. The optical cable protection tube comprises a first end and a second end which are oppositely arranged, the optical cable protection tube is provided with a channel, one end of the channel penetrates through the first end, the other end of the channel penetrates through the second end, and the channel is used for penetrating through an optical cable. The first end is provided with a mounting lug. The second end is concavely provided with a mounting groove, and the width of the mounting groove is greater than that of the mounting lug piece. The installation lug of one of the two connected optical cable protection pipes can be rotatably installed in the installation groove of the other optical cable protection pipe, and the inner wall of the installation groove is used for limiting the rotation angle of the installation lug. The bending radius of the optical cable can be limited, and the problem that the optical cable is large in optical loss due to too small bending radius is avoided.

Description

Optical cable protection device and communication equipment

Technical Field

The utility model relates to an electrical equipment field particularly, relates to an optical cable protection device and communication equipment.

Background

Fiber optic cables are manufactured to meet optical, mechanical, or environmental performance specifications and utilize one or more optical fibers disposed in a covering jacket as the transmission medium and may be used individually or in groups as telecommunication cable assemblies. The optical cable is mainly composed of optical fiber, plastic protective sleeve and plastic outer skin. The optical cable is a communication line which is formed by a certain number of optical fibers into a cable core in a certain mode, is externally coated with a sheath, and is also coated with an outer protective layer for realizing optical signal transmission.

The existing optical cable is lack of a protection device in the using process, so that the bending radius of the existing optical cable does not meet the using requirement, and the optical loss of the optical cable is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an optical cable protection device and communication equipment, it can restrict the radius of bending of optical cable, has avoided the optical cable to lead to the problem that optical loss is big because of the radius of bending is too little.

The embodiment of the utility model is realized like this:

in a first aspect, the present invention provides an optical cable protection device, comprising a plurality of optical cable protection tubes connected in sequence. The optical cable protection tube comprises a first end and a second end which are arranged oppositely, the optical cable protection tube is provided with a channel, one end of the channel penetrates through the first end, the other end of the channel penetrates through the second end, and the channel is used for penetrating an optical cable; the first end is provided with a mounting lug; the second end is concavely provided with a mounting groove, and the width of the mounting groove is greater than that of the mounting lug piece; the installation lug of one of the two optical cable protection tubes that link to each other is rotatable install in another the mounting groove of optical cable protection tube, the inner wall of mounting groove is used for restricting the turned angle of installation lug.

In an alternative embodiment, the mounting tab is disposed at the first end in a protruding manner along an extending direction of the optical cable protection tube, and the mounting groove is disposed at the second end in a recessed manner along the extending direction of the optical cable protection tube.

In an alternative embodiment, the mounting tab comprises a first sidewall, a second sidewall, and a third sidewall; the first side wall and the second side wall are arranged oppositely; the third side wall is arc-shaped, one end of the third side wall is connected with the second side wall, and the other end of the third side wall is connected with the first side wall; the first side wall or the second side wall is used for being abutted with the inner wall of the mounting groove to limit the rotation angle of the mounting lug.

In an alternative embodiment, the mounting groove includes a first inner wall, a second inner wall, and a third inner wall;

the first inner wall and the second inner wall are oppositely arranged; one end of the third inner wall is connected with the first inner wall, and the other end of the third inner wall is connected with the second inner wall; the first inner wall is used for abutting against the first side wall to limit the rotation angle of the mounting lug; the second inner wall is used for abutting against the second side wall to limit the rotation angle of the mounting lug.

In an alternative embodiment, the cable protection device further comprises a shaft; the mounting lug is provided with a first through hole; the mounting groove further comprises a bottom wall connected with the first inner wall, the second inner wall and the third inner wall, and a second through hole is formed in the bottom wall; one end of the rotating shaft is arranged in a first through hole of one of the two connected optical cable protection tubes, and the other end of the rotating shaft is arranged in a second through hole of the other optical cable protection tube.

In an alternative embodiment, when the first inner wall and the first side wall are abutted, the rotation angle of the mounting lug relative to the mounting groove is equal to the rotation angle of the mounting lug relative to the mounting groove when the second inner wall and the second side wall are abutted; the length between the first through hole and the second through hole is X, when the first side wall is abutted against the first inner wall or the second side wall is abutted against the second inner wall, an included angle between a connecting line of the first through hole and the second through hole of one of the two optical cable protection tubes and a connecting line of the first through hole and the second through hole of the other optical cable protection tube is A, and the X and the A satisfy the following relational expression:

in an alternative embodiment, the cable protection tube is circular in cross-section.

In an alternative embodiment, the cable protection tube has a wire-laying slot formed therein, the wire-laying slot extending through the first end and the second end and communicating with the channel.

In an alternative embodiment, the cable protection tube further comprises a cover, the cover is connected with the side wall of the cable placing groove, and the rotatable cover is arranged on the cable placing groove.

In a second aspect, the present invention provides a communication device, comprising a device body and an optical cable protection device as described in any of the previous embodiments, wherein the optical cable protection device is connected to the device body.

The utility model discloses the beneficial effect who provides a pair of optical cable protection device and communication equipment includes:

the installation lug is arranged on the first end of the optical cable protection pipe, the second end of the optical cable protection pipe is concavely provided with the installation groove, the width of the installation groove is larger than that of the installation lug, the installation lug of one optical cable protection pipe in the two connected optical cable protection pipes can be rotatably installed on the installation groove of the other optical cable protection pipe, the installation lug can rotate in the installation groove due to the fact that the width of the installation groove is larger than that of the installation lug, when the optical cable is required to be bent and wired, the bending operation of the optical cable can be achieved by relatively rotating the two connected optical cable protection pipes. Meanwhile, the inner wall of the mounting groove can limit the rotation angle of the mounting lug arranged in the mounting groove, so that the bending radius of the optical cable is limited within a preset range. In use, the bending of the optical cable can be realized, and the bending angle can not exceed the preset range.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of an optical cable protection device according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of an optical cable protection tube according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of another view angle of the optical cable protection tube according to the embodiment of the present invention;

fig. 4 is a structure of the optical cable protection device at the maximum rotation angle according to the embodiment of the present invention.

Icon: 100-cable protection; 110-cable protection tube; 111-a first end; 113-a second end; 115-channel; 117-mounting tabs; 119-mounting groove; 121-a first sidewall; 123-a second side wall; 125-a third sidewall; 127-a first inner wall; 129-a second inner wall; 131-a third inner wall; 150-a rotating shaft; 133-a first via; 135-bottom wall; 137-a second through hole; 139-a wire releasing groove; 141-sealing cover.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present embodiment provides a communication apparatus, which may be a cabinet, a server, or the like, including an apparatus body (not shown in the drawings) and an optical cable protection device mounted on the apparatus body.

As shown in fig. 1, the cable protective device 100 includes a plurality of cable protective tubes 110 connected in sequence. The cable protection tube 110 includes a first end 111 and a second end 113 disposed opposite to each other, the cable protection tube 110 having a passage 115, one end of the passage 115 extending through the first end 111 and the other end extending through the second end 113, the passage 115 being for passing the cable therethrough. The first end 111 is provided with a mounting tab 117; the second end 113 is concavely provided with a mounting groove 119, and the width of the mounting groove 119 is greater than that of the mounting lug 117. The mounting tab 117 of one cable protection tube 110 of the two cable protection tubes 110 connected is rotatably mounted to the mounting groove 119 of the other cable protection tube 110, and the inner wall of the mounting groove 119 serves to limit the rotational angle of the mounting tab 117.

In this embodiment, a wiring groove is provided on the device body, the optical cable protection device is installed in the wiring groove, and the optical cable protection tube 110 is fixedly connected with the wiring groove. In other embodiments of the present application, the cable protection tube 110 may also be directly fixed to the device body.

As shown in fig. 2 and 3, in the present embodiment, the mounting tab 117 protrudes from the first end 111 along the extending direction of the optical cable protection tube 110, and the mounting tab 117 includes a first side wall 121, a second side wall 123 and a third side wall 125. The first and

second sidewalls

121 and 123 are oppositely disposed. The third sidewall 125 is arc-shaped, and one end of the third sidewall 125 is connected to the second sidewall 123 and the other end is connected to the first sidewall 121. Providing the third sidewall 125 with a circular arc shape may allow the mounting tab 117 to better rotate within the mounting slot 119.

In the present embodiment, the mounting groove 119 is concavely provided at the second end 113 along the extending direction of the cable protection tube 110. The mounting groove 119 includes a first inner wall 127, a second inner wall 129, and a third inner wall 131. The first inner wall 127 and the second inner wall 129 are oppositely disposed. The third inner wall 131 has one end connected to the first inner wall 127 and the other end connected to the second inner wall 129.

In this embodiment, there are two mounting tabs 117, and the two mounting tabs 117 are symmetrically disposed at the first end 111 of the cable protection tube. Two mounting grooves 119 are provided, and the two mounting grooves 119 are symmetrically recessed in the second end 113 of the cable protection tube 110. The provision of two mounting tabs 117 and two mounting slots 119 facilitates a better connection between the two cable protection tubes 110.

Referring to fig. 1, fig. 2 and fig. 3, in this embodiment, the optical cable protection device 100 further includes a rotating shaft 150. The mounting lug 117 is provided with a first through hole 133, the mounting groove 119 further comprises a bottom wall 135 connected with the first inner wall 127, the second inner wall 129 and the third inner wall 131, the bottom wall 135 is provided with a second through hole 137, one end of the rotating shaft 150 is mounted in the first through hole 133 of one of the two connected optical cable protection tubes 110, and the other end of the rotating shaft is mounted in the second through hole 137 of the other optical cable protection tube 110. The two cable protective tubes 110 are preferably rotatably connected by providing a rotation shaft 150.

In other embodiments of the present application, the mounting tab 117 may be rotatably mounted in the mounting groove 119 by providing a cylindrical protrusion on the mounting tab 117, providing a hole or a groove on the bottom wall 135 of the mounting groove 119, and when the mounting tab 117 extends into the mounting groove 119, the protrusion is engaged with the hole or the groove of the bottom wall 135 of the groove, so as to rotatably connect the two optical cable protection tubes 110.

In the present embodiment, when the mounting tab 117 of one cable protection tube 110 of the two cable protection tubes 110 connected is rotated clockwise in the mounting groove 119 of the other cable protection tube 110, the first inner wall 127 is adapted to abut against the first side wall 121 to limit the rotation angle of the mounting tab 117. The second inner wall 129 is adapted to abut the second side wall 123 when rotated counterclockwise to limit the angle of rotation of the mounting tab 117. The bending angle of the two connected optical cable protection tubes 110 is limited within a preset range by utilizing the mode of side wall butt, so that the bending angle of the optical cable is better ensured.

In the present embodiment, when the first inner wall 127 and the first side wall 121 abut against each other, the rotation angle of the mounting tab 117 with respect to the mounting groove 119 is equal to the rotation angle of the mounting tab 117 with respect to the mounting groove 119 when the second inner wall 129 and the second side wall 123 abut against each other. That is, the first through hole 133 is disposed in the middle of the mounting tab 117 in the width direction, and the second through hole 137 is disposed in the middle of the mounting groove 119 in the width direction, so that the clockwise rotation angle and the counterclockwise rotation angle of the optical cable protective tube 110 are equal.

Referring to fig. 2 and fig. 3, in the present embodiment, the optical cable protective tube 110 further includes a cap 141, the optical cable protective tube 110 has a circular cross section, the optical cable protective tube 110 has a wire releasing slot 139, and the wire releasing slot 139 penetrates through the first end 111 and the second end 113 and is communicated with the channel 115. The cover 141 is connected to a side wall of the wire discharging groove 139, and rotatably covers the wire discharging groove 139. The provision of the wire trap facilitates better routing of the cable within cable protection device 100 during the propagation of cable protection device 100.

In this embodiment, the cover 141 is provided with a buckle, and when the cover 141 is covered on the wire-releasing groove 139, the buckle can relatively fix the cover 141 and the optical cable protective tube 110, so as to avoid the buckle from being opened.

In other embodiments of the present application, the cable protection tube 110 may be a square tube, a hexagonal tube, or the like. It is understood that the present embodiment does not limit the specific shape of the cable protection tube 110, but only ensures that it has a channel 115 for receiving the optical cable.

As shown in fig. 4, in the present embodiment, the length between the first through hole 133 and the second through hole 137 is X, and when the first sidewall 121 and the first inner wall 127 abut or the second sidewall 123 abuts the second inner wall 129, the angle between the line connecting the first through hole 133 and the second through hole 137 of one of the two cable protection tubes 110 and the line connecting the first through hole 133 and the second through hole 137 of the other cable protection tube 110 is a. I.e. a maximum rotation angle of a clockwise or counter-clockwise direction. X and A satisfy the following relation:

when X and A satisfy the above formula, the minimum bending radius of the optical cable protection device 100 is ensured to be 30mm, so that the bending radius of the optical cable is better satisfied.

It should be noted that: the length between the first through hole 133 and the second through hole 137 is X, that is, the length of a connection line projected by the center point of the first through hole 133 and the center point of the second through hole 137 on a rotation plane where the two connected optical cable protection tubes 110 are located is X. The connection line of the first through hole 133 and the second through hole 137 is a connection line of the center point of the first through hole 133 and the center point of the second through hole 137 projected on the rotation plane where the two connected optical cable protection tubes 110 are located.

The embodiment of the utility model provides an optical cable protection device 100 and communication equipment's theory of operation and beneficial effect include:

by providing the passage 115 on the cable protection tube 110, the passage 115 is used for passing the optical cable therethrough, so that the cable protection tube 110 wraps the optical cable inside thereof, thereby improving the service life of the optical cable. The installation lug piece 117 is convexly arranged at the first end 111 of the optical cable protection tube 110, the installation groove 119 is concavely arranged at the second end 113, the width of the installation groove 119 is larger than that of the installation lug piece 117, the installation lug piece 117 of one optical cable protection tube 110 of the two connected optical cable protection tubes 110 can be rotatably arranged in the installation groove 119 of the other optical cable protection tube 110, the installation lug piece 117 can rotate in the installation groove 119 due to the fact that the width of the installation groove 119 is larger than that of the installation lug piece 117, and when the optical cable needs to be bent and wired, the bending operation of the optical cable can be achieved by relatively rotating the two connected optical cable protection tubes 110. Meanwhile, the inner wall of the mounting groove 119 can limit the rotation angle of the mounting lug 117 mounted inside the mounting groove, so that the bending radius of the optical cable is limited, the bending radius of the optical cable is within a preset range, the optical cable can be bent in use, and the bending angle can not exceed the preset range.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An optical cable protection device, characterized by comprising a plurality of optical cable protection tubes (110) connected in sequence;

the optical cable protection tube (110) comprises a first end (111) and a second end (113) which are arranged oppositely, the optical cable protection tube (110) is provided with a channel (115), one end of the channel (115) penetrates through the first end (111), the other end of the channel (115) penetrates through the second end (113), and the channel (115) is used for penetrating an optical cable; a mounting lug (117) is arranged on the first end (111); the second end (113) is concavely provided with a mounting groove (119), and the width of the mounting groove (119) is greater than that of the mounting lug plate (117);

the mounting lug piece (117) of one of the two connected optical cable protective tubes (110) is rotatably mounted on the mounting groove (119) of the other optical cable protective tube (110), and the inner wall of the mounting groove (119) is used for limiting the rotation angle of the mounting lug piece (117).

2. The optical cable protection device of claim 1, wherein the mounting tab (117) is disposed convexly at the first end (111) along the extending direction of the optical cable protection tube (110), and the mounting groove (119) is disposed concavely at the second end (113) along the extending direction of the optical cable protection tube (110).

3. A cable protection device according to claim 2, wherein the mounting tab (117) comprises a first side wall (121), a second side wall (123) and a third side wall (125);

the first side wall (121) and the second side wall (123) are oppositely arranged;

the third side wall (125) is arc-shaped, one end of the third side wall (125) is connected with the second side wall (123), and the other end of the third side wall is connected with the first side wall (121);

the first side wall (121) or the second side wall (123) is used for abutting against the inner wall of the mounting groove (119) to limit the rotation angle of the mounting lug piece (117).

4. A cable protection device according to claim 3, wherein said mounting groove (119) comprises a first inner wall (127), a second inner wall (129) and a third inner wall (131);

the first inner wall (127) and the second inner wall (129) are oppositely arranged;

one end of the third inner wall (131) is connected with the first inner wall (127), and the other end is connected with the second inner wall (129);

the first inner wall (127) is for abutting against the first side wall (121) to limit the angle of rotation of the mounting tab (117);

the second inner wall (129) is for abutting the second side wall (123) to limit a rotational angle of the mounting tab (117).

5. The cable protection device of claim 4, wherein the cable protection device (100) further comprises a shaft (150);

the mounting lug (117) is provided with a first through hole (133);

the mounting groove (119) further comprises a bottom wall (135) connected with the first inner wall (127), the second inner wall (129) and the third inner wall (131), and a second through hole (137) is formed in the bottom wall (135);

one end of the rotating shaft (150) is arranged in a first through hole (133) of one optical cable protection tube (110) of the two optical cable protection tubes (110) which are connected, and the other end of the rotating shaft is arranged in a second through hole (137) of the other optical cable protection tube (110).

6. A cable protection device according to claim 5, wherein the angle of rotation of said mounting tab (117) relative to said mounting slot (119) when said first inner wall (127) and said first side wall (121) abut is equal to the angle of rotation of said mounting tab (117) relative to said mounting slot (119) when said second inner wall (129) and said second side wall (123) abut;

the length between the first through hole (133) and the second through hole (137) is X, when the first side wall (121) and the first inner wall (127) are abutted or the second side wall (123) and the second inner wall (129) are abutted, an included angle between a connecting line of the first through hole (133) and the second through hole (137) of one optical cable protection tube (110) and a connecting line of the first through hole (133) and the second through hole (137) of the other optical cable protection tube (110) is A, and X and A satisfy the following relational expression:

7. a cable protection device according to claim 1, wherein the cable protection tube (110) is circular in cross-section.

8. The optical cable protection device according to claim 1, wherein a wire releasing groove (139) is formed on the optical cable protection tube (110), and the wire releasing groove (139) penetrates through the first end (111) and the second end (113) and is communicated with the channel (115).

9. The optical cable protection device of claim 8, wherein the optical cable protection tube (110) further comprises a cover (141), the cover (141) is connected to a side wall of the cable discharge groove (139), and is rotatably covered on the cable discharge groove (139).

10. A communication apparatus, comprising an apparatus body;

and a cable protection device (100) according to any one of claims 1 to 9, the cable protection device (100) being connected to the apparatus body.