Laser fiber assembly
By designing structures such as fixing frames, shielding plates and fitting columns on the laser fiber amplifier, the problem of easy damage to idle fiber sockets is solved, effective protection and dust protection for idle sockets are achieved, and the normal use of laser fibers is ensured.
Patent Information
- Application Number
- CN202421569311.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-04
- Publication Date
- 2025-04-01
- Estimated Expiration
- 2034-07-04
AI Technical Summary
During the use of existing laser fiber amplifiers, some fiber sockets are idle without protection, which are prone to sucking in foreign matters such as dust, resulting in damage and malfunction of the socket, affecting normal use.
A laser fiber optical assembly is designed, including the amplifier main body, fixing frame, shield plate, push plate, buffer groove, positioning rod, fitting column and mobile plate. Through the opening and closing of the shield plate and the automatic reset of the fitting column, the idle fiber socket is effectively protected.
It effectively avoids foreign objects such as external dust entering the idle fiber optic socket, reduces the chance of socket damage and failure, ensures the normal plug-in of laser fiber, and reduces the interference of dust on the laser transmission process.
Smart Images
Figure CN222704768U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of laser optical fibers, and particularly relates to a laser optical fiber component. Background Art
[0002] A laser optical fiber component refers to an optical fiber device used for transmitting and operating laser beams. A laser optical fiber component usually includes a variety of different components, which play a crucial role in optical transmission and laser systems. Common laser optical fiber components include fiber optic patch cords, fiber optic pigtails, fiber optic connectors, fiber optic couplers, fiber optic splice enclosures, fiber optic distribution frames, fiber optic transceivers, fiber optic amplifiers, and laser modules. Among them, the existing laser fiber amplifier amplifies the signal laser by coupling a signal laser and a pump light into a gain fiber through an optical fiber combiner. In the prior art, multiple optical fiber sockets are usually arranged on the surface of the laser fiber amplifier. However, only some of the optical fiber sockets are enabled during actual use of the optical fiber amplifier, and the remaining optical fiber sockets will be idle. Since no structure for protecting the idle optical fiber sockets is provided on the main body of the laser fiber amplifier, foreign matters such as dust from the outside are likely to enter the inside of the idle optical fiber sockets, resulting in easy damage and failure of these idle optical fiber sockets, affecting the normal operation in the later stage. Moreover, the dust in the optical fiber sockets will also have a negative interference effect on the laser transmission process. Content of the Utility Model
[0003] In order to overcome the defects existing in the prior art, a laser optical fiber component is provided herein to solve the problems raised in the above background art.
[0004] To achieve the above object, a laser optical fiber component is provided, including: an amplifier main body and a fixing frame. A laser optical fiber interface is fixedly connected to the surface of the amplifier main body. A fixing frame is fixedly connected to the position on the surface of the amplifier main body close to the laser optical fiber interface. A shielding plate is movably connected to the fixing frame through a rotating shaft. A protective groove is correspondingly opened at the position of the shielding plate opposite to the laser optical fiber interface. A push plate is fixedly connected to the side surface of the shielding plate. Buffer grooves are symmetrically opened in the fixing frame. A positioning rod is slidably connected to the buffer grooves through a limiting ring. A guiding groove is correspondingly opened at the position on the surface of the fixing frame opposite to the lower end of the buffer grooves. A receiving groove is correspondingly opened on the upper surface of the shielding plate at the position of the buffer grooves. A moving plate is slidably connected to the receiving groove through a spring. An engaging post is fixedly connected to the upper surface of the moving plate.
[0005] Preferably, the fixing frame has a U-shaped structure. A plurality of groups of movable grooves are respectively opened on both sides inside the fixing frame in parallel and at equal intervals. The number and positions of the movable grooves on both sides of the fixing frame correspond one by one. The sizes of the movable grooves and the rotating shaft are adapted to each other. The cross section of the guiding groove opened on the surface of the fixing frame is in a right triangle structure.
[0006] Preferably, the baffle plate has a square structure, the end of the baffle plate close to the rotating shaft has an arc-shaped structure, and the protective groove opened on the surface of the baffle plate has a square structure, the size of the protective groove is larger than the size of the laser fiber interface, and the cross-section formed by the combination of the baffle plate and the protective groove has a [-shaped structure.
[0007] Preferably, the push plate fixedly connected to the side of the baffle plate has an L-shaped structure, the end face of the bent portion of the push plate has an arc-shaped structure, and the side of the baffle plate close to the laser fiber interface is fixedly connected to a sealing gasket, which has a U-shaped structure.
[0008] Preferably, the storage groove opened on the baffle plate has a convex-shaped cross-section, and the movable plate slidably connected in the storage groove has a circular structure, and the sizes of the movable plate and the lower end of the storage groove are matched, and the two ends of the spring are respectively fixedly connected to the bottom of the storage groove and the surface of the movable plate.
[0009] Preferably, the interlocking column is in a cylindrical structure, the lower end of the interlocking column is fixedly connected to the movable plate, and the upper end of the interlocking column is in a spherical structure, and the axial cross-section formed by the interlocking column and the movable plate combined together is in a T-shaped structure, and the sizes of the interlocking column and the lower end opening of the buffer groove are matched.
[0010] Preferably, the axial cross-section of the buffer groove opened in the fixed frame is in the shape of a Chinese character "Z", and the positioning rod is in the shape of a cylindrical structure. The limiting ring fixedly connected to the middle part of the positioning rod is in the shape of a circular ring, and the sizes of the limiting ring and the cavity in the middle part of the buffer groove are matched. At the same time, the pressure plate fixedly connected to the upper end of the positioning rod is in the shape of a truncated cone.
[0011] Compared with the prior art, the beneficial effect of the utility model is that through the cooperation of the fixed frame, the baffle plate, the spring, the movable plate and the interlocking column, each group of laser optical fibers on the surface of the amplifier body is protected by the corresponding baffle plate, which can effectively prevent foreign objects such as external dust from falling into the idle laser optical fiber interface, reduce the probability of damage and failure of the laser optical fiber interface in the idle state, ensure the normal connection of the subsequent laser optical fiber, and also reduce the probability of dust interfering with the laser transmission process. BRIEF DESCRIPTION OF THE DRAWINGS
[0012] Figure 1 It is a front view schematic diagram of an embodiment of the utility model.
[0013] Figure 2 It is a partial side view schematic diagram of an embodiment of the utility model.
[0014] Figure 3 It is a top view schematic diagram of a fixing frame according to an embodiment of the utility model.
[0015] Figure 4 For the utility model embodiment Figure 1 An enlarged schematic diagram of point A.
[0016] In the figure: 1. Amplifier body; 2. Fixed frame; 3. Shielding plate; 4. Laser fiber interface; 5. Protective groove; 6. Push plate; 7. Guide groove; 8. Storage groove; 9. Moving plate; 10. Mosaic column; 11. Buffer groove; 12. Limiting ring; 13. Positioning rod; 14. Pressure plate. DETAILED DESCRIPTION
[0017] Reference Figures 1 to 4 As shown, the utility model provides a laser fiber assembly, including: an amplifier body 1 and a fixed frame 2, the surface of the amplifier body 1 is fixedly connected to the laser fiber interface 4, the surface of the amplifier body 1 near the laser fiber interface 4 is fixedly connected to the fixed frame 2, and the baffle plate 3 is movably connected to the fixed frame 2 through a rotating shaft, and the position of the baffle plate 3 relative to the laser fiber interface 4 corresponds to a protective groove 5, and the side of the baffle plate 3 is fixedly connected to a push plate 6, the fixed frame 2 has symmetrical buffer grooves 11, and the positioning rod 13 is slidably connected to the buffer groove 11 through a limiting ring 12, and the surface of the fixed frame 2 is provided with a guide groove 7 corresponding to the position of the lower end of the buffer groove 11, and the upper surface of the baffle plate 3 is provided with a receiving groove 8 corresponding to the position of the buffer groove 11, and the movable plate 9 is slidably connected to the receiving groove 8 through a spring, and the upper surface of the movable plate 9 is fixedly connected to the interlocking column 10.
[0018] In this embodiment, when the laser fiber needs to be connected to the amplifier body 1, the positioning rod 13 is first pressed by the pressure plate 14. During the downward movement of the positioning rod 13, the embedded column 10 will be pushed downward synchronously, and the embedded column 10 will synchronously squeeze the spring through the fixedly connected movable plate 9. After the embedded column 10 is completely out of the buffer groove 11, the user pulls the shielding plate 3 to rotate through the push plate 6, and then the corresponding laser fiber interface 4 is directly exposed to the external environment, which is convenient for the user to insert the connector of the laser fiber into the laser fiber interface 4 to complete the mutual connection of the laser fiber components, while other idle laser fiber interfaces 4 are still closed by the shielding plate 3, thereby avoiding Prevent foreign dust and other debris from falling into the idle laser fiber interface 4. When the laser fiber interface 4 is idle, push the baffle plate 3 to reset. During the reset of the baffle plate 3, the inclined surface of the guide groove 7 will produce a corresponding squeezing and pushing effect on the protruding interlocking column 10, so that the interlocking column 10 can be automatically stored in the storage groove 8. After the baffle plate 3 is reset, the opening of the storage groove 8 is opposite to the opening of the buffer groove 11, and then the interlocking column 10 and the movable plate 9 will be reset under the action of the compressed spring, and then the interlocking column 10 can be embedded in the buffer groove 11, pushing the positioning rod 13 upward, thereby completing the fixed connection between the fixed frame 2 and the baffle plate 3.
[0019] As a preferred embodiment, the fixed frame 2 has a U-shaped structure. A plurality of sets of movable slots are respectively opened on both sides inside the fixed frame 2 at equal intervals in parallel, and the number and positions of the movable slots on both sides of the fixed frame 2 correspond one by one. The sizes of the movable slots and the rotating shafts are adapted to each other. At the same time, the guiding slot 7 opened on the surface of the fixed frame 2 has a right-angled triangle cross-sectional structure.
[0020] In this embodiment, as Figure 1 and Figure 2 , the sizes of the movable slots and the rotating shafts are adapted to each other, thereby effectively enhancing the stability of the shielding plate 3 when rotating in the fixed frame 2. At the same time, the setting of the guiding slot 7 can prevent the fitting post 10 from interfering with the reset of the shielding plate 3.
[0021] As a preferred embodiment, the shielding plate 3 has a square structure. One end of the shielding plate 3 close to the rotating shaft has an arc-shaped structure. The protective slot 5 opened on the surface of the shielding plate 3 has a square structure. The size of the protective slot 5 is larger than that of the laser fiber interface 4. At the same time, the cross-section formed by the combination of the shielding plate 3 and the protective slot 5 has a [ shape structure.
[0022] In this embodiment, as Figure 1 , Figure 2 and Figure 3 , the setting of the protective slot 5 can prevent the shielding plate 3 and the laser fiber interface 4 from interfering with each other when the shielding plate 3 closes the laser fiber interface 4, thereby assisting in improving the closing effect of the shielding plate 3 on the laser fiber interface 4.
[0023] As a preferred embodiment, the push plate 6 fixedly connected to the side of the shielding plate 3 has an L-shaped structure. The end face of the bent part of the push plate 6 has an arc-shaped structure. A sealing gasket is fixedly connected to the side of the shielding plate 3 close to the laser fiber interface 4. The sealing gasket has a square structure.
[0024] In this embodiment, as Figure 1 , Figure 2 and Figure 3 , the arc-shaped structure of the push plate 6 can reduce the discomfort of the user when pushing the push plate 6. And the sealing gasket is made of soft rubber material, which can enhance the sealing effect of the joint surface when the shielding plate 3 closes the laser fiber interface 4.
[0025] As a preferred embodiment, the storage slot 8 opened on the shielding plate 3 has a convex-shaped cross-sectional structure. The moving plate 9 slidably connected in the storage slot 8 has a circular structure. The sizes of the moving plate 9 and the lower end of the storage slot 8 are adapted to each other. At the same time, both ends of the spring are respectively fixedly connected to the bottom of the storage slot 8 and the surface of the moving plate 9.
[0026] In this embodiment, as Figure 2 and Figure 4The sizes of the movable plate 9 and the lower end of the storage groove 8 are matched, which can help enhance the stability of the movable plate 9 when it moves. At the same time, the setting of the spring enables the movable plate 9 to push the mosaic column 10 to automatically reset, thereby improving the convenience of the shielding plate 3 to close the laser fiber interface 4.
[0027] As a preferred embodiment, the interlocking column 10 has a cylindrical structure, the lower end of the interlocking column 10 is fixedly connected to the movable plate 9, and the upper end of the interlocking column 10 has a spherical structure, and the axial cross-section formed by the interlocking column 10 and the movable plate 9 combined together has a T-shaped structure, and the sizes of the interlocking column 10 and the lower end opening of the buffer groove 11 are matched.
[0028] In this embodiment, if Figure 2 and Figure 4 The upper end of the interlocking column 10 is a spherical structure, which can improve the squeezing and pushing effect of the guide groove 7 on the interlocking column 10, and then can help improve the convenience of resetting the shielding plate 3, and can also reduce the difficulty of embedding the interlocking column 10 into the buffer groove 11. At the same time, the interlocking column 10 is adapted to the size of the opening at the upper end of the storage groove 8, so the stability of the interlocking column 10 when moving can be enhanced.
[0029] As a preferred embodiment, the axial cross-section of the buffer groove 11 opened in the fixed frame 2 is in the shape of a Chinese character, and the positioning rod 13 is in the shape of a cylindrical structure. The limiting ring 12 fixedly connected to the middle part of the positioning rod 13 is in the shape of a circular ring, and the sizes of the limiting ring 12 and the middle cavity of the buffer groove 11 are adapted. At the same time, the pressure plate 14 fixedly connected to the upper end of the positioning rod 13 is in the shape of a truncated cone.
[0030] In this embodiment, if Figure 2 and Figure 4 The setting of the limiting ring 12 enables the positioning rod 13 to slide flexibly in the buffer groove 11, and can prevent the positioning rod 13 from accidentally leaving the buffer groove 11. At the same time, the setting of the pressing plate 14 can help improve the pressing effect of the user on the positioning rod 13 and reduce the discomfort of the user when pressing.
[0031] The laser fiber assembly of the utility model cooperates with the fixed frame 2, the positioning rod 13, the interlocking column 10, the movable plate 9 and the shielding plate 3, so that the multiple groups of laser fiber interfaces 4 on the surface of the amplifier body 1 are provided with corresponding protective structures, thereby preventing dust from falling into the idle laser fiber interfaces 4. At the same time, the opening and closing process of the shielding plate 3 is relatively convenient, and the protective structure formed between the shielding plate 3 and the fixed frame 2 is relatively simple, which can effectively reduce the probability of failure of the protective structure.
Claims
1. A laser fiber assembly, comprising: An amplifier main body (1) and a fixing frame (2), the surface of the amplifier main body (1) is fixedly connected with a laser fiber interface (4), and it is characterized in that: a fixing frame (2) is fixedly connected to the surface of the amplifier main body (1) near the laser fiber interface (4), and a shielding plate (3) is movably connected to the fixing frame (2) through a rotating shaft. A protective groove (5) is correspondingly opened at the position of the shielding plate (3) relative to the laser fiber interface (4). At the same time, a push plate (6) is fixedly connected to the side surface of the shielding plate (3). Buffer grooves (11) are symmetrically opened in the fixing frame (2), and a positioning rod (13) is slidably connected to the buffer grooves (11) through a limiting ring (12). A guiding groove (7) is correspondingly opened on the surface of the fixing frame (2) at the position corresponding to the lower end of the buffer groove (11). A receiving groove (8) is correspondingly opened on the upper surface of the shielding plate (3) at the position corresponding to the buffer groove (11). At the same time, a moving plate (9) is slidably connected to the receiving groove (8) through a spring, and a fitting column (10) is fixedly connected to the upper surface of the moving plate (9).
2. A laser fiber assembly according to claim 1, characterized in that: The fixing frame (2) has a U-shaped structure. A plurality of sets of movable grooves are respectively opened on both sides in the fixing frame (2) in parallel and at equal intervals. The number and positions of the movable grooves on both sides of the fixing frame (2) correspond one by one. The dimensions of the movable grooves and the rotating shaft are adapted to each other. At the same time, the cross-section of the guiding groove (7) opened on the surface of the fixing frame (2) is in a right-angled triangle structure.
3. A laser fiber assembly according to claim 1, characterized in that: The shielding plate (3) has a square structure. One end of the shielding plate (3) close to the rotating shaft has an arc-shaped structure. The protective groove (5) opened on the surface of the shielding plate (3) has a square structure. The size of the protective groove (5) is larger than the size of the laser fiber interface (4). At the same time, the cross-section formed by the combination of the shielding plate (3) and the protective groove (5) is in a [ shape structure.
4. A laser fiber assembly according to claim 1, characterized in that: The push plate (6) fixedly connected to the side surface of the shielding plate (3) has an L-shaped structure. The end surface of the bent part of the push plate (6) has an arc-shaped structure. A sealing gasket is fixedly connected to the side of the shielding plate (3) close to the laser fiber interface (4). The sealing gasket has a square frame structure.
5. The laser fiber assembly according to claim 1, characterized in that: The receiving groove (8) opened on the shielding plate (3) has a convex-shaped cross-section structure. The moving plate (9) slidably connected in the receiving groove (8) has a circular structure. The dimensions of the moving plate (9) and the lower end of the receiving groove (8) are adapted to each other. At the same time, both ends of the spring are respectively fixedly connected to the bottom of the receiving groove (8) and the surface of the moving plate (9).
6. A laser fiber assembly according to claim 1, characterized in that: The fitting column (10) has a cylindrical structure. The lower end of the fitting column (10) is fixedly connected to the moving plate (9). The upper end of the fitting column (10) has a spherical structure. The cross-section formed by the combination of the fitting column (10) and the moving plate (9) is in a T-shaped structure. At the same time, the dimensions of the fitting column (10) and the opening at the lower end of the buffer groove (11) are adapted to each other.
7. The laser fiber assembly according to claim 1, characterized in that: The buffer groove (11) opened in the fixing frame (2) has a middle-shaped cross-section structure. The positioning rod (13) has a cylindrical structure. The limiting ring (12) fixedly connected to the middle of the positioning rod (13) has a circular ring structure. The dimensions of the limiting ring (12) and the middle cavity of the buffer groove (11) are adapted to each other. At the same time, the pressing plate (14) fixedly connected to the upper end of the positioning rod (13) has a frustum-shaped structure.