Optical fiber splicer

By setting up a compacting assembly in the optical fiber connection device and fixing the leather wire, the problem of easy breakage or separation of the optical fiber lines in the existing cold connection device is solved, and the practicality and working efficiency of the device are improved.

CN222529538UActive Publication Date: 2025-02-25BEIJING HUAXING ELECTRIC INSTR TECH CO LTD
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Patent Information

Application Number
CN202421417657.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-06-20
Publication Date
2025-02-25
Estimated Expiration
2034-06-20

AI Technical Summary

Technical Problem

During the use of existing cold-connecting devices, the optical fiber wires are easily broken or separated due to external influences, resulting in frequent connection of optical fiber wires by staff, which reduces the practicality of the device.

Method used

An optical fiber conjunctionator is designed. By providing a compacting assembly, including a fixing frame, a threaded rod, a torsion block and a moving plate, the leather wire can be fixed to prevent it from moving due to external influences and ensure a stable connection of the optical fiber wire.

Benefits of technology

It effectively prevents the optical fiber line from breaking or separation due to external influences during use, reduces the frequent continuous operation of the optical fiber line by staff, and improves the practicality and working efficiency of the device.

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Abstract

The utility model discloses an optical fiber splicer, and relates to the technical field of optical fiber connection. The cold connector comprises a lower shell, the top of the lower shell is rotationally connected with an upper shell, the right sides of the lower shell and the upper shell are fixedly connected with sleeves, the left side of the lower shell is provided with a first groove, the inner wall of the first groove is fixedly connected with a cold connector, the inner wall of the lower shell is fixedly connected with a fixing block, and the top of the fixing block is provided with a pressing assembly. A switch assembly is arranged in the lower shell, and the pressing assembly comprises a fixing frame. According to the utility model, the pressing assembly is arranged, specifically, a twisting block is rotated clockwise to drive a threaded rod to rotate, so that a moving plate can move downwards, and when the moving plate moves, two pressing plates are pushed to move downwards, and a rubber-insulated wire is fixed in a groove formed in the top of a fixed block; when the device is used, the rubber-covered wire cannot cause the breakage of the optical fiber wire due to external influence, a worker does not need to frequently connect the optical fiber wire again, and the practicability of the device is improved.
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Description

Technical Field

[0001] The utility model belongs to the technical field of optical fiber connection, in particular to an optical fiber connector. Background Art

[0002] In optical communication networks, optical fibers often need to be spliced. There are two ways to splice optical fibers. One is fusion splicing, also known as hot splicing. The fusion splicing method is costly, the equipment is inconvenient to carry, the operation speed is slow, the efficiency is low, and it has high requirements for the operating environment. The other cold splicing method can make permanent connections to optical fibers in a simple and quick way, and is almost unaffected by the installation environment.

[0003] The existing cold connection device can usually only perform simple splicing of optical fibers. Due to the small circumferential diameter of the optical fiber, the sheath wire is easily affected by the outside world during the use of the device. When the staff walks or bends the device, the position of the sheath wire shifts. During the movement of the sheath wire, the optical fiber is easily broken and separated from the sheath wire, which requires the staff to frequently splice the optical fiber, reducing the practicality of the device. Utility Model Content

[0004] The purpose of the utility model is to provide an optical fiber splicer. By setting a clamping component, the device can fix the sheath wire so that it will not shake at will, which solves the problem that the existing cold connection device can usually only perform simple splicing of the optical fiber. Since the circumferential diameter of the optical fiber is small, the sheath wire is easily affected by the outside world during the use of the device. When the staff walks or bends the device, the position of the sheath wire is shifted. During the movement of the sheath wire, the optical fiber is easily broken and separated from the sheath wire, so that the staff needs to frequently connect the optical fiber, which reduces the practicality of the device.

[0005] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0006] The utility model discloses an optical fiber connector, comprising a lower shell, the top of the lower shell is rotatably connected to the upper shell, the lower shell and the upper shell right sides are fixedly connected with sleeves, the left side of the lower shell is provided with a groove, the inner wall of the groove is fixedly connected with a cold connector, the inner wall of the lower shell is fixedly connected with a fixed block, the top of the fixed block is provided with a clamping assembly, and the lower shell is provided with a switch assembly. The clamping assembly comprises a fixing frame, the bottom of the fixing frame is fixedly connected to the top of the fixing block, the top of the fixing frame is provided with a circular groove, the inner wall of the circular groove is threadedly connected with a threaded rod, the top of the threaded rod is fixedly connected with a torsion block, the bottom of the threaded rod contacts with a movable plate, and the left and right sides of the movable plate are fixedly connected with sliding rods. By providing the clamping assembly, the sheath line of the device will not be broken due to external influences when in use, and the staff does not need to frequently reconnect the optical fiber line, thereby improving the practicality of the device.

[0007] Furthermore, a square groove 1 is provided inside the fixing frame, and the number of the square grooves 1 is two. The inner walls of the two square grooves 1 are fixedly connected with a round rod. A circular groove 2 is provided inside the sliding rod, and the inner wall of the circular groove 2 is slidably connected to the outer surface of the round rod. A pressure plate is provided at the bottom of the fixing frame. By setting a threaded rod, the staff can quickly fix the leather wire inserted into the lower shell.

[0008] Furthermore, the two pressure plates are symmetrically arranged with the threaded rod as the center, the parts contained inside the two pressure plates are the same, and two square grooves are opened on the back of the fixing frame. The number of the two square grooves is two, and by setting the round rod, the movable plate will not be offset during the rising and falling process.

[0009] Furthermore, the inner walls of the two square grooves are rotatably connected to a rotating rod, the front sides of the two rotating rods are fixedly connected to the back side of the pressure plate, the tops of the two rotating rods are fixedly connected to a spring 1, and the tops of the two spring 1s are fixedly connected to the bottom of the fixed frame. By setting up the fixed frame, the stability of the movable plate during movement is improved.

[0010] Furthermore, the switch assembly includes a limit block, and a second groove is opened on the front of the lower shell. The inner wall of the second groove is fixedly connected with a rotating shaft. By setting the switch assembly, the staff can quickly separate and merge the lower shell and the upper shell, thereby improving the staff's work efficiency in installing optical fiber.

[0011] Furthermore, a circular groove three is opened inside the limit block, the inner wall of the circular groove three is rotatably connected to the outer surface of the rotating shaft, and a fixing rod is fixedly connected to the back of the limit block. By setting the fixing rod, the limit block can rotate stably and quickly.

[0012] Furthermore, a fixing plate is fixedly connected to the back of the fixing rod, and springs 2 are fixedly connected to the left and right sides of the fixing plate. The two sides of the springs 2 away from the fixing plate are fixedly connected to the inner wall of the lower shell. By setting spring 2, the lower shell and the upper shell can be tightly attached to each other and will not separate.

[0013] The utility model has the following beneficial effects:

[0014] 1. The utility model sets a clamping component, specifically, the torsion block is rotated clockwise to drive the threaded rod to rotate, so that the movable plate can move downward. When the movable plate moves, it will push the two pressure plates to move downward, and fix the leather wire in the groove opened on the top of the fixed block, so that the leather wire will not be broken due to external influences when the device is in use, and the staff does not need to frequently reconnect the optical fiber line, thereby improving the practicality of the device.

[0015] 2. The utility model sets a switch assembly, specifically, when the lower shell and the upper shell are combined, the limit block is loosened, and the two deformed springs 2 will pull the fixing plate back to the original position due to the elastic force. In the process of returning to the original position, the fixing plate will drive the top of the limit block to enter the groove 1 inside the upper shell. The upper shell is restricted by the limit block so that the upper shell can fit tightly with the lower shell, so that the staff can quickly separate and merge the lower shell and the upper shell, thereby improving the staff's work efficiency in installing optical fiber.

[0016] Of course, any product implementing this utility model does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solution of the embodiment of the utility model, the drawings required for describing the embodiment will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the overall back structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the overall internal structure of the lower shell of the utility model;

[0021] Figure 4 It is a schematic diagram of the overall structure of the fixing frame of the utility model;

[0022] Figure 5 It is a schematic diagram of the right side cross-sectional structure of the fixing frame of the utility model;

[0023] Figure 6 This is a schematic diagram of the overall structure of the limit block of the utility model;

[0024] Figure 7 It is a schematic diagram of the left side cross-sectional structure of the lower shell of the utility model.

[0025] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0026] 1. Lower shell; 2. Upper shell; 3. Sleeve; 4. Cold joint; 5. Fixed block; 11. Clamping assembly; 111. Fixed frame; 112. Threaded rod; 113. Twist block; 114. Moving plate; 115. Sliding rod; 116. Round rod; 117. Rotating rod; 118. Spring 1; 119. Pressing plate; 22. Switch assembly; 221. Limit block; 222. Fixed rod; 223. Fixed plate; 224. Spring 2; 225. Rotating shaft. DETAILED DESCRIPTION

[0027] 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 them. 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.

[0028] See also Figure 1-7 As shown, the utility model is an optical fiber splicer, comprising a lower shell 1, the top of the lower shell 1 is rotatably connected to an upper shell 2, the lower shell 1 and the upper shell 2 are fixedly connected to a sleeve 3 on the right side, a groove 1 is provided on the left side of the lower shell 1, a cold splice 4 is fixedly connected to the inner wall of the groove 1, a fixed block 5 is fixedly connected to the inner wall of the lower shell 1, a clamping assembly 11 is arranged on the top of the fixed block 5, a switch assembly 22 is arranged inside the lower shell 1, the clamping assembly 11 comprises a fixing frame 111, the bottom of the fixing frame 111 is fixedly connected to the top of the fixing block 5, a circular groove 1 is provided on the top of the fixing frame 111, a threaded rod 112 is threadedly connected to the inner wall of the circular groove 1, a torsion block 113 is fixedly connected to the top of the threaded rod 112, the bottom of the threaded rod 112 contacts a moving plate 114, and sliding rods 115 are fixedly connected to the left and right sides of the moving plate 114.

[0029] A square groove 1 is provided inside the fixed frame 111, and there are two square grooves 1. The inner walls of the two square grooves 1 are fixedly connected with a round rod 116. A circular groove 2 is provided inside the sliding rod 115, and the inner wall of the circular groove 2 is slidably connected with the outer surface of the round rod 116. A pressure plate 119 is arranged at the bottom of the fixed frame 111.

[0030] There are two pressing plates 119 , which are symmetrically arranged with the threaded rod 112 as the center. The two pressing plates 119 contain the same parts. Two square grooves are opened on the back of the fixing frame 111 , and there are two square grooves.

[0031] The two inner walls of the two square grooves are rotatably connected with a rotating rod 117, the front sides of the two rotating rods 117 are fixedly connected to the back sides of the pressure plate 119, the tops of the two rotating rods 117 are fixedly connected with a spring 118, and the tops of the two springs 118 are fixedly connected to the bottom of the fixed frame 111. By setting a clamping component 11, specifically rotating the torsion block 113 clockwise to drive the threaded rod 112 to rotate, the movable plate 114 can move downward, and when the movable plate 114 moves, it will push the two pressure plates 119 to move downward, fixing the leather wire in the groove opened on the top of the fixed block 5, so that the leather wire will not be broken due to external influences when the device is in use, and the staff does not need to frequently reconnect the optical fiber line, thereby improving the practicability of the device.

[0032] The switch assembly 22 includes a limit block 221 . A groove 2 is formed on the front of the lower shell 1 . A rotating shaft 225 is fixedly connected to the inner wall of the groove 2 .

[0033] A circular groove three is formed inside the limiting block 221 , the inner wall of the circular groove three is rotatably connected to the outer surface of the rotating shaft 225 , and a fixing rod 222 is fixedly connected to the back of the limiting block 221 .

[0034] A fixing plate 223 is fixedly connected to the back of the fixing rod 222, and springs 224 are fixedly connected to the left and right sides of the fixing plate 223. The two springs 224 are fixedly connected to the inner wall of the lower shell 1 on one side away from the fixing plate 223. By setting the switch assembly 22, specifically when the lower shell 1 and the upper shell 2 are merged and the limit block 221 is released, the two deformed springs 224 will pull the fixing plate 223 back to its original position due to the elastic force. In the process of returning to its original position, the fixing plate 223 will drive the top of the limit block 221 to enter the groove 1 inside the upper shell 2. The upper shell 2 is limited by the limit block 221 so that the upper shell 2 can fit tightly with the lower shell 1, so that the staff can quickly separate and merge the lower shell 1 and the upper shell 2, thereby improving the work efficiency of the staff in installing the optical fiber.

[0035] A specific application of this embodiment is: first, press the bottom of the limit block 221 to make the top of the limit block 221 leave the groove opened inside the upper shell 2, rotate the upper shell 2 upward to separate the lower shell 1 from the upper shell 2, pass one end of the leather line through the hole between the fixing block 5 and the fixing frame 111, so that the optical fiber line in the leather line is inserted into the cold connector 4, and rotate the torsion block 113 clockwise to drive the threaded rod 112 to rotate. While the threaded rod 112 rotates, the length of the threaded rod 112 at the bottom of the fixing frame 111 will increase. As the threaded rod 112 rotates, the threaded rod 112 will push the movable plate 114 to move downward. While the movable plate 114 moves, it will drive the sliding rod 115 to move on the outer surface of the round rod 116, so that the movable plate 114 will not deviate during the downward movement. While the movable plate 114 moves downward, it will push the two pressing plates 119 to move downward, so that the rotating rod 117 connected to the two pressing plates 119 rotates in the second inner wall of the square groove opened inside the fixing frame 111, so that the two The first pressing plate 119 can be rotated downward to fix the leather wire on the top of the fixing block 5, so that the leather wire will not be broken due to external influences when the device is in use, thereby improving the practicality of the device. When the optical fiber connection is completed, the bottom of the limit block 221 is pressed to make the limit block 221 rotate. During the rotation of the limit block 221, the fixing plate 223 will rotate with the rotation of the limit block 221, and the fixing plate 223 will pull the two springs 224 to deform the two springs 224 while rotating. After the lower shell 1 and the upper shell 2 are combined, the limit block 221 is released. The two deformed springs 224 will pull the fixing plate 223 back to its original position due to the elastic force. During the process of returning to its original position, the fixing plate 223 will drive the top of the limit block 221 to enter the groove inside the upper shell 2. The upper shell 2 can be closely fitted with the lower shell 1 through the limitation of the limit block 221 on the upper shell 2, so that the staff can quickly separate the lower shell 1 from the upper shell 2, thereby improving the work efficiency of the staff in installing the optical fiber.

[0036] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0037] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. An optical fiber splice, comprising a lower shell (1), the top of the lower shell (1) is rotatably connected to an upper shell (2), the right sides of the lower shell (1) and the upper shell (2) are both fixedly connected to a sleeve (3), the left side of the lower shell (1) is provided with a groove 1, the inner wall of the groove 1 is fixedly connected to a cold splice (4), characterized in that: A fixing block (5) is fixedly connected to the inner wall of the lower shell (1), a pressing assembly (11) is arranged on the top of the fixing block (5), and a switch assembly (22) is arranged inside the lower shell (1); The clamping assembly (11) comprises a fixing frame (111), the bottom of the fixing frame (111) is fixedly connected to the top of the fixing block (5), the top of the fixing frame (111) is provided with a circular groove (1), the inner wall of the circular groove (11) is threadedly connected to a threaded rod (112), the top of the threaded rod (112) is fixedly connected to a torsion block (113), the bottom of the threaded rod (112) contacts a moving plate (114), and the left and right sides of the moving plate (114) are fixedly connected to sliding rods (115).

2. An optical fiber splice according to claim 1, characterized in that: A square groove one is provided inside the fixed frame (111), the number of the square grooves one is two, the inner walls of the two square grooves one are fixedly connected with a round rod (116), a circular groove two is provided inside the sliding rod (115), the inner wall of the circular groove two is slidably connected with the outer surface of the round rod (116), and a pressing plate (119) is provided at the bottom of the fixed frame (111).

3. An optical fiber splice according to claim 2, characterized in that: There are two pressing plates (119), which are symmetrically arranged with the threaded rod (112) as the center. The parts contained in the two pressing plates (119) are the same. The back of the fixing frame (111) is provided with two square grooves, which are two in number.

4. An optical fiber splice according to claim 3, characterized in that: The two inner walls of the two square grooves are rotatably connected to a rotating rod (117), the front sides of the two rotating rods (117) are fixedly connected to the back side of the pressure plate (119), the tops of the two rotating rods (117) are fixedly connected to a spring 1 (118), and the tops of the two spring 1 (118) are fixedly connected to the bottom of the fixing frame (111).

5. The optical fiber splice according to claim 1, characterized in that: The switch assembly (22) comprises a limit block (221); a second groove is provided on the front of the lower shell (1); and a rotating shaft (225) is fixedly connected to the inner wall of the second groove.

6. The optical fiber splice according to claim 5, characterized in that: A circular groove three is provided inside the limit block (221), the inner wall of the circular groove three is rotatably connected to the outer surface of the rotating shaft (225), and a fixing rod (222) is fixedly connected to the back of the limit block (221).

7. The optical fiber splice according to claim 6, characterized in that: The back of the fixing rod (222) is fixedly connected to a fixing plate (223), the left and right sides of the fixing plate (223) are fixedly connected to springs 2 (224), and the sides of the two springs 2 (224) away from the fixing plate (223) are fixedly connected to the inner wall of the lower shell (1).