Anti-loosening device of optical fiber connector

Abstract

The utility model relates to the technical field of optical fiber connectors, in particular to an anti-loosing device of an optical fiber connector, which comprises a device body, an optical fiber connector, an optical fiber connector and an optical fiber connector, the upper and lower side surfaces of the connector lug are connected with limiting structures, the connector lug comprises a support frame, and a clamping plate is inserted in the support frame. According to the utility model, the wiring harness is butted through the connector lug, then the position of the clamping plate is moved, and after the movement is completed, the clamping plate is pressed down, so that the clamping plate abuts against the surfaces of the two sides of the wiring harness butted through the connector lug, the magnet is attracted to the surface of the magnetic plate, and the clamping plate is positioned; then the bottom end of the fixing screw rod penetrates through the supporting frame and the clamping plate to be rotationally connected into a threaded groove formed in the magnetic plate, the clamping plate is limited, and therefore the clamping plate is used for clamping and fixing a wire harness in butt joint with a wire end, and the problem that the wire harness is loosened due to position movement, and normal signal transmission is affected is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of optical fiber connectors, in particular to an anti-loosening device for optical fiber connectors. Background Art

[0002] The main function of the fiber optic connector is to quickly connect two optical fibers so that the optical signal can be continuous to form an optical path. The fiber optic connector is movable and reusable. It is also the most indispensable passive device in the current optical communication system. The two end faces of the optical fiber can be precisely connected through the fiber optic connector, so that the light energy output by the transmitting optical fiber can be coupled to the receiving optical fiber to the maximum extent, and the impact on the system caused by its intervention needs to be minimized.

[0003] When the existing optical fiber connector is used, its function is to quickly connect two optical fibers so that the optical signal can be continuous to form an optical path. However, after the connection is made, the existing optical fiber connector is prone to cause the wiring harness to loosen due to position movement, thus affecting the normal transmission of the signal. Utility Model Content

[0004] The utility model aims to provide an anti-loosening device for an optical fiber connector, so as to solve the problem that the existing optical fiber connector proposed in the above background technology is prone to loosening of the wiring harness due to position movement after wiring, thereby affecting the normal transmission of signals.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical solution, a device for preventing loosening of an optical fiber connector, comprising:

[0006] The device body includes a connecting wire, one end of which is connected to a terminal head;

[0007] The upper and lower surfaces of the terminal head are connected to a limiting structure, including a support frame, a clamping plate is inserted inside the support frame, a magnet is connected to one side of the bottom surface of the clamping plate, a magnetic plate is adsorbed on the bottom surface of the magnet, and a fixing screw is inserted inside the support frame.

[0008] Preferably, movable grooves are provided on both sides of the support frame, and fixing rods are provided on both sides of the support frame and inserted into the movable grooves provided on the support frame.

[0009] Preferably, one end of the clamping plate is inserted into the support frame, and the magnetic plate is connected to the upper and lower surfaces of the wiring head.

[0010] Preferably, through hole one is opened on both sides of the support frame surface, through hole two is opened on both sides of the clamping plate surface, thread grooves are opened on both sides of the magnetic plate surface, and the bottom end of the fixing screw passes through the support frame and the clamping plate and is rotatably connected to the thread groove opened in the magnetic plate.

[0011] Preferably, an assembly structure is connected on both sides of the support frame, and the assembly structure includes a first fixing plate, a fixing frame is connected to the surface of the first fixing plate, a positioning plate is inserted inside the fixing frame, a second fixing plate is connected to one end of the positioning plate, a limiting rod is connected to one side of the surface of the positioning plate, and a threaded ring is sleeved on the outer wall of the limiting rod.

[0012] Preferably, the first fixing plate and the second fixing plate are respectively connected to two sides of a support frame connected to the upper and lower surfaces of the wiring head, and one end of the positioning plate is connected to the surface of the second fixing plate.

[0013] Preferably, a through groove is provided on the surface of the fixing frame, the limiting rod is inserted into the through groove of the fixing frame, a threaded hole is provided on one side of the inner wall of the through groove of the fixing frame, and one end of the threaded ring is rotatably connected to the threaded hole of the fixing frame.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. Connect the wire harness through the terminal head, and then move the position of the clamp plate so that the fixed rods connected on both sides slide inside the movable groove opened in the support frame. After the movement is completed, press the clamp plate down so that the clamp plate is against the surfaces on both sides of the wire harness connected to the terminal head, so that the magnet is adsorbed on the surface of the magnetic plate to position the clamp plate, and then the bottom end of the fixing screw is passed through the support frame and the clamp plate to rotate and connect to the threaded groove opened in the magnetic plate to limit the clamp plate, so as to use the clamp plate to clamp and fix the wire harness connected to the terminal head to avoid loosening of the wire harness due to position movement, which affects the normal transmission of the signal.

[0016] 2. By inserting one end of the positioning plate into the fixing frame, the limiting rod is simultaneously inserted into the through groove opened in the fixing frame and slides, the first fixing plate and the second fixing plate are positioned, and the two sets of support frames are docked, and then one end of the threaded ring is sleeved on the outer surface of the limiting rod, and is rotated and connected to the threaded hole opened in the limiting rod to limit the limiting rod, thereby realizing the connection and fixation between the support frames, and the support frame cooperates with the first fixing plate and the second fixing plate to be sleeved on the outer surface of the wiring head, so as to achieve its quick assembly effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a front view stereoscopic schematic diagram of the structure of the utility model;

[0018] Figure 2 It is a front view and cutaway perspective diagram of the structure of the utility model;

[0019] Figure 3 It is a side perspective schematic diagram of the structure of the utility model;

[0020] Figure 4It is a partially cutaway perspective schematic diagram of the structure of the utility model from a side view;

[0021] Figure 5 It is a schematic diagram of a top view and a partially cutaway perspective view of the structure of the utility model.

[0022] In the figure: 1. device body; 11. connecting wire; 12. terminal head; 2. limiting structure; 21. supporting frame; 22. clamping plate; 23. magnet; 24. magnetic plate; 25. fixing screw; 3. assembly structure; 31. first fixing plate; 32. fixing frame; 33. positioning plate; 34. second fixing plate; 35. limiting rod; 36. threaded ring. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-5 , an embodiment provided by the utility model:

[0025] An anti-loosening device for an optical fiber connector, comprising:

[0026] The device body 1 includes a connecting wire 11, one end of which is connected to a wiring head 12. The electronic components of the wiring head 12 are prior art and can be purchased on the market. They are not the technical protection points of this application, so no further description is made.

[0027] The upper and lower surfaces of the terminal head 12 are connected to a limiting structure 2, including a support frame 21, a clamping plate 22 is inserted inside the support frame 21, a magnet 23 is connected to one side of the bottom surface of the clamping plate 22, a magnetic plate 24 is adsorbed on the bottom surface of the magnet 23, and a fixing screw 25 is inserted inside the support frame 21.

[0028] Furthermore, movable grooves are provided on both sides of the support frame 21, and fixed rods are provided on both sides of the support frame 21 and inserted into the movable grooves provided on the support frame 21, so that the fixed rods provided on both sides of the support frame 21 can be moved and limited through the movable grooves provided on the support frame 21.

[0029] Furthermore, one end of the clamping plate 22 is inserted into the support frame 21 , and the magnetic plate 24 is connected to the upper and lower surfaces of the terminal head 12 , so that the magnetic plate 24 is limited by the support frame 21 .

[0030] Furthermore, through hole 1 is opened on both sides of the surface of the support frame 21, through hole 2 is opened on both sides of the surface of the clamping plate 22, and threaded grooves are opened on both sides of the surface of the magnetic plate 24. The bottom end of the fixing screw 25 passes through the support frame 21 and the clamping plate 22 and is rotatably connected to the inside of the threaded groove opened in the magnetic plate 24, so as to limit the position of the clamping plate 22 through the fixing screw 25.

[0031] Furthermore, an assembly structure 3 is connected to both sides of the support frame 21, and the assembly structure 3 includes a first fixing plate 31, a fixing frame 32 is connected to the surface of the first fixing plate 31, a positioning plate 33 is inserted inside the fixing frame 32, one end of the positioning plate 33 is connected to the second fixing plate 34, one side of the surface of the positioning plate 33 is connected to a limiting rod 35, and a threaded ring 36 is sleeved on the outer wall of the limiting rod 35, so that the two groups of support frames 21 can be assembled through the first fixing plate 31 and the second fixing plate 34.

[0032] Furthermore, the first fixing plate 31 and the second fixing plate 34 are respectively connected to the two sides of the support frame 21 connected to the upper and lower surfaces of the terminal head 12, and one end of the positioning plate 33 is connected to the surface of the second fixing plate 34, so that the second fixing plate 34 can limit one end of the positioning plate 33.

[0033] Furthermore, a through groove is provided on the surface of the fixing frame 32, and a limiting rod 35 is inserted into the through groove of the fixing frame 32. A threaded hole is provided on one side of the inner wall of the through groove of the fixing frame 32. One end of the threaded ring 36 is rotatably connected to the threaded hole of the fixing frame 32, so that one end of the threaded ring 36 is limited by the threaded hole of the fixing frame 32.

[0034] Working principle: When the optical fiber connector is prevented from loosening, the wiring harness is docked through the terminal head 12, and then the position of the clamp 22 is moved so that the fixed rods connected on both sides slide inside the movable groove opened in the support frame 21. After the movement is completed, the clamp 22 is pressed down so that the clamp 22 is in contact with the surfaces on both sides of the wiring harness docked with the terminal head 12, so that the magnet 23 is adsorbed on the surface of the magnetic plate 24 to position the clamp 22, and then the bottom end of the fixing screw 25 is passed through the support frame 21 and the clamp 22 to be rotated and connected to the threaded groove opened in the magnetic plate 24 to limit the clamp 22, so that the wiring harness docked with the terminal head 12 is clamped and fixed by the clamp 22.

[0035] When assembling the anti-loosening device of the optical fiber connector, by inserting one end of the positioning plate 33 into the fixing frame 32, the limiting rod 35 is simultaneously inserted into the through groove opened in the fixing frame 32 and slides, the first fixing plate 31 and the second fixing plate 34 are positioned, and the two groups of support frames 21 are docked, and then one end of the threaded ring 36 is sleeved on the outer surface of the limiting rod 35 and rotatably connected to the threaded hole opened in the limiting rod 35 to limit the limiting rod 35, thereby realizing the connection and fixation between the support frames 21, and the support frame 21 cooperates with the first fixing plate 31 and the second fixing plate 34 to be sleeved on the outer surface of the terminal head 12, thereby realizing its quick assembly effect.

[0036] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. An anti-loosening device for an optical fiber connector, characterized in that: include: The device body (1) comprises a connecting wire (11), one end of the connecting wire (11) being connected to a connecting head (12); The upper and lower surfaces of the terminal head (12) are connected to a limiting structure (2), comprising a support frame (21), a clamping plate (22) is inserted inside the support frame (21), a magnet (23) is connected to one side of the bottom surface of the clamping plate (22), a magnetic plate (24) is adsorbed on the bottom surface of the magnet (23), and a fixing screw (25) is inserted inside the support frame (21).

2. The anti-loosening device of an optical fiber connector according to claim 1, characterized in that: Movable grooves are provided on both sides of the support frame (21), and fixing rods are provided on both sides of the support frame (21) and inserted into the movable grooves provided on the support frame (21).

3. The anti-loosening device of an optical fiber connector according to claim 1, characterized in that: One end of the clamping plate (22) is inserted into the support frame (21), and the magnetic plate (24) is connected to the upper and lower surfaces of the wiring head (12).

4. The anti-loosening device of an optical fiber connector according to claim 1, characterized in that: Through holes one are provided on both sides of the surface of the support frame (21), through holes two are provided on both sides of the surface of the clamping plate (22), thread grooves are provided on both sides of the surface of the magnetic plate (24), and the bottom end of the fixing screw (25) passes through the support frame (21) and the clamping plate (22) and is rotatably connected to the inside of the thread groove provided on the magnetic plate (24).

5. The anti-loosening device of an optical fiber connector according to claim 1, characterized in that: The support frame (21) is connected to an assembly structure (3) on both sides, and the assembly structure (3) includes a first fixing plate (31), a fixing frame (32) is connected to the surface of the first fixing plate (31), a positioning plate (33) is inserted inside the fixing frame (32), one end of the positioning plate (33) is connected to a second fixing plate (34), one side of the surface of the positioning plate (33) is connected to a limiting rod (35), and the outer wall of the limiting rod (35) is sleeved with a threaded ring (36).

6. The anti-loosening device of an optical fiber connector according to claim 5, characterized in that: The first fixing plate (31) and the second fixing plate (34) are respectively connected to the two sides of the support frame (21) connected to the upper and lower surfaces of the wiring head (12), and one end of the positioning plate (33) is connected to the surface of the second fixing plate (34).

7. The anti-loosening device of an optical fiber connector according to claim 5, characterized in that: A through slot is provided on the surface of the fixing frame (32), the limiting rod (35) is inserted into the through slot provided in the fixing frame (32), a threaded hole is provided on one side of the inner wall of the through slot provided in the fixing frame (32), and one end of the threaded ring (36) is rotatably connected to the threaded hole provided in the fixing frame (32).

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