Optical fiber welding disc
By designing multi-layer welding parts and partition structures in the fiber welding tray, forming multiple welding channels, the problem of insufficient capacity of the existing fiber welding tray is solved, and the effect of high-density fiber welding at a height of 1U is achieved, which satisfies the high-density welding of optical fibers Demand for density adapters.
Patent Information
- Application Number
- CN202420364622.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-02-27
- Publication Date
- 2025-01-10
- Estimated Expiration
- 2034-02-27
AI Technical Summary
The existing 72-core ribbon fiber fusion splicing plate cannot meet the high-density fiber fusion splicing requirements required by MDC and SN ultra-high density fiber adapters, and the capacity of 1U is not sufficient to achieve large-capacity splicing.
A fiber fusion tray is designed, and the at least two fusion pieces are arranged laminated to form a receiving groove and connect multiple partitions at intervals to form multiple fusion channels. Each channel can weld 12 core strip fibers to achieve large-capacity fusion, and Install multiple strip fiber fusion trays at a height of 1U.
Large-capacity fiber fusion splicing is achieved at a height of 1U, which improves the fiber fusion splicing capacity, meets the needs of high-density fiber adapters, has a compact structure, high space utilization, and is easy to disassemble and repair.
Smart Images
Figure CN222337370U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of optical fiber communication, in particular to an optical fiber fusion splicing tray. Background Art
[0002] Fiber optic splice tray is a tool used to coil excess fiber cores when connecting optical cables. It facilitates fiber optic splicing and storage. It is an indispensable product in fiber optic communication network wiring. It is generally fixed in the middle of the optical cable terminal box and is an important part of the optical cable terminal box.
[0003] At present, the capacity of most ribbon fiber splice trays on the market is 72 cores. Based on a single fiber splice tray with 12 channels, a single channel can splice 6 cores of optical fiber, and the height of 1U can only reach 144 cores at most. However, with the emergence of MDC and SN ultra-high-density fiber optic adapters, the height of MDC and SN fiber optic adapters can now reach 432 cores in 1U, and the 72-core ribbon splice tray can no longer meet current needs. Utility Model Content
[0004] The main purpose of the utility model is to provide an optical fiber splicing tray, which is designed to be able to install multiple ribbon optical fiber splicing trays at a height of 1U to achieve large-capacity splicing.
[0005] To achieve the above-mentioned purpose, the optical fiber fusion tray proposed in the utility model includes at least two fusion parts, at least two of the fusion parts are stacked, each of the fusion parts is formed with a receiving groove, the bottom of the receiving groove is connected with a plurality of partitions at intervals, a fusion channel is formed between two adjacent partitions, and a ribbon optical fiber can be fused in each of the fusion channels, and the ribbon optical fiber has 12 cores.
[0006] Optionally, a plurality of the partitions are arranged at intervals along a horizontal direction perpendicular to an extension direction of the welding piece.
[0007] Optionally, the partition is detachably connected to the bottom of the accommodating groove.
[0008] Optionally, the optical fiber splicing tray further comprises a cover plate, which covers the notch of the receiving groove of the fusion splice located at the upper layer, and the edge of the cover plate is detachably connected to the edge of the notch of the receiving groove.
[0009] Optionally, a limiting buckle is protruded from the notch edge of the accommodating groove toward the middle of the accommodating groove, and the limiting buckle is limitedly engaged with the edge of the cover plate.
[0010] Optionally, a clamping groove is recessed on a side of the side wall of the welding piece away from the notch of the accommodating groove, and when two welding pieces are stacked, the limiting buckle of one welding piece is limitedly clamped in the clamping groove of the other welding piece.
[0011] Optionally, the number of the limiting buckles protruding from the notch edge of the accommodating groove is multiple, and the multiple limiting buckles are arranged at intervals.
[0012] Optionally, fiber storage trays are provided on both sides of the bottom of the accommodating groove in the extending direction of the partition, and the fiber storage trays are used for winding the optical fiber.
[0013] Optionally, a limiting member is protrudingly provided on one side of the fiber storage tray close to the notch of the accommodating groove, and the cover plate is provided with a limiting hole. When the cover plate is covered on the accommodating groove, the limiting member is inserted into the limiting hole.
[0014] Optionally, both ends of the fusion splice along the length direction are provided with fiber inlets, a connecting piece is protruded from one side of the accommodating groove close to the fiber inlet, and the connecting piece is provided with a connecting hole, and the connecting hole is used for connecting and bundling optical fibers with a cable tie.
[0015] The technical solution of the utility model includes at least two fusion splices, at least two fusion splices are stacked, a receiving groove is formed in the fusion splice, a plurality of spaced partitions are arranged in the receiving groove, and a plurality of fiber fusion channels are formed between the plurality of partitions, and each fiber fusion channel can fuse 12-core ribbon optical fibers. The optical fiber splice tray includes at least two fusion splices, at least two fusion splices are stacked. The optical fiber splice tray proposed in the present application can install at least two large-capacity ribbon optical fiber splices at a height of 1U, that is, it can realize the fiber fusion of a large number of cores, thereby improving the fiber fusion capacity. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art 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 the structures shown in these drawings without paying creative work.
[0017] Figure 1 This is a structural schematic diagram of an embodiment of the optical fiber fusion splicing tray of the utility model;
[0018] Figure 2 for Figure 1 A schematic diagram of the explosion structure of the optical fiber splicing tray shown;
[0019] Figure 3 for Figure 1 A schematic structural diagram of the optical fiber splicing tray from another perspective;
[0020] Figure 4 It is a schematic structural diagram of the stacked fusion splicing components in the optical fiber fusion splicing tray of the utility model.
[0021] Description of Figure Numbers:
[0022] Label name Label name 1 Fiber splice tray 10 Welding parts 11 Receiving slot 12 Welding channel 13 Limit buckle 14 Card slot 15 Fiber storage tray 16 Limiting parts 17 Fiber inlet 18 Connectors 181 Connection hole 30 Partition 50 Cover 51 Limit hole
[0023] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION
[0024] 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 of 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.
[0025] It should be noted that if the embodiments of the present invention involve directional indications (such as up, down, left, right, front, back...), the directional indications are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.
[0026] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the utility model, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or suggesting their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in the field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the utility model.
[0027] The utility model provides an optical fiber fusion splicing tray 1.
[0028] In the embodiment of the present utility model, Figures 1 to 4 As shown, the optical fiber fusion tray 1 includes at least two fusion components 10, which are stacked, each fusion component 10 is formed with a receiving groove 11, and a plurality of partitions 30 are connected to the bottom of the receiving groove 11 at intervals, and a fusion channel 12 is formed between two adjacent partitions 30, and a ribbon optical fiber can be fused in each fusion channel 12, and the ribbon optical fiber has 12 cores.
[0029] In this embodiment, when the optical fiber splice tray 1 needs to be installed, the bottom of one splice 10 is connected to another splice 10, and then the third splice 10 is stacked on the second splice 10, so that multiple splices 10 are quickly assembled and installed on the installation plate to form a multi-layer splice space, thereby increasing the capacity of the splice space. When the optical fiber splice tray 1 needs to be disassembled, the connection between the two splices 10 is released, each layer of splices 10 can be opened one by one, and then the connection between the multiple splices 10 is released, so that the multiple splices 10 are separated, thereby facilitating the disassembly and maintenance of the optical fiber splice tray 1, thereby making disassembly and maintenance more convenient.
[0030] Furthermore, each fusion splice 10 is formed with a receiving groove 11, and a plurality of partitions 30 are connected to the bottom of the receiving groove 11 at intervals, and a fusion splice channel 12 is formed between two adjacent partitions 30, and a 12-core ribbon optical fiber can be fused in each fusion splice channel 12. In this way, a fusion splice 10 can fusion splice multiple optical fibers, and multiple stacked fusion splices 10 can also multiply the number of fusion spliced optical fibers, thereby realizing the fusion splicing of optical fibers with a large number of cores and improving the optical fiber fusion splicing capacity.
[0031] In one embodiment, in one fusion splice 10, the number of the partitions 30 is 14, and the 14 partitions 30 form 12 fusion splicing channels 12, which can perform fusion splicing of 12 12-core ribbon optical fibers, that is, 144 cores.
[0032] The technical solution of the utility model includes at least two fusion splices 10, at least two fusion splices 10 are stacked, a receiving groove 11 is formed in the fusion splice 10, a plurality of spaced partitions 30 are arranged in the receiving groove 11, and a plurality of partitions 30 are enclosed to form a plurality of fiber fusion channels, each of which can fuse 12-core ribbon optical fibers. The optical fiber splice tray 1 includes at least two fusion splices 10, at least two fusion splices 10 are stacked. The optical fiber splice tray 1 proposed in the present application can install at least two large-capacity ribbon optical fiber splice trays 1 at a height of 1U, that is, it can realize the fusion of optical fibers with a large number of cores, thereby improving the optical fiber fusion capacity.
[0033] In one embodiment of the present invention, Figure 2 , Figure 4 As shown, a plurality of partitions 30 are arranged at intervals along the extension direction of the horizontal vertical welding member 10 .
[0034] In this embodiment, a plurality of partitions 30 are arranged at intervals, and a plurality of partitions divide the fusion splicing base into a plurality of fusion splicing channels 12 for simultaneously splicing a plurality of fiber cores, making the structure of the optical fiber fusion splicing tray 1 more compact, thereby improving space utilization.
[0035] In one embodiment of the present invention, Figure 2 , Figure 4As shown, the partition 30 is detachably connected to the bottom of the accommodating groove 11 .
[0036] In this embodiment, the partition 30 is detachably connected to the bottom of the receiving groove 11, and the detachable connection method can be threaded connection, snap connection, key connection, etc., which are not limited here. The detachable setting of the partition 30 allows the partition 30 to be replaced and repaired, and different partitions 30 can be replaced and used, achieving diversification.
[0037] In one embodiment of the present invention, Figure 1 , Figure 3 As shown, the optical fiber splicing tray 1 further includes a cover plate 50 , which covers the notch of the receiving groove 11 of the fusion splicing component 10 located at the upper layer, and the edge of the cover plate 50 is detachably connected to the notch edge of the receiving groove 11 .
[0038] In this embodiment, the optical fiber splicing tray 1 further includes a cover plate 50, which covers the notch of the receiving groove 11 of the fusion splice 10 located at the upper layer. The cover plate 50 can serve as a closing plate for the notch of the receiving groove 11, and can seal the receiving groove 11 to prevent dust and water vapor in the external environment from entering the receiving groove 11, thereby protecting the interior of the receiving groove 11. The edge of the cover plate 50 is detachably connected to the notch edge of the receiving groove 11, and the detachable connection method can be a threaded connection, a snap connection, a key connection, etc., which is not limited here.
[0039] In one embodiment of the present invention, Figure 1 , Figure 3 As shown, a limiting buckle 13 is protruded from the edge of the slot opening of the receiving slot 11 toward the middle of the receiving slot 11 , and the limiting buckle 13 is limitedly engaged with the edge of the cover plate 50 .
[0040] In this embodiment, the optical fiber fusion tray 1 is limitedly engaged with the edge of the cover plate 50 by means of the limit buckle 13. When the optical fiber fusion tray 1 needs to be connected to the cover plate 50, the edge of the cover plate 50 is engaged into the limit buckle 13 to achieve the combination of the two. No additional tools are required and the operation is simple. When the optical fiber fusion tray 1 needs to be separated from the cover plate 50, the edge of the cover plate 50 is pulled out in the opposite direction to disengage from the limit buckle 13 to achieve the separation of the two.
[0041] In one embodiment of the present invention, Figure 1 , Figure 3 As shown, a clamping groove 14 is recessed on the side of the side wall of the welding piece 10 away from the notch of the accommodating groove 11 . When two welding pieces 10 are stacked, the limiting buckle 13 of one welding piece 10 is limitedly clamped in the clamping groove 14 of the other welding piece 10 .
[0042] By adopting the above technical solution, when multiple fusion splices 10 are stacked, the upper fusion splice 10 squeezes the limit buckle 13 to expand outward and is placed on the clamping groove 14 of the lower fusion splice 10. After the external force is removed, the limit buckle 13 shrinks inward and returns to the clamping groove 14, so that the bottom plate of the upper fusion splice 10 is aligned with the bottom plate of the lower fusion splice 10, reducing the position deviation of the fusion splices 10 during the stacking process, thereby making the structure of the optical fiber fusion tray 1 more compact.
[0043] In one embodiment of the present invention, Figure 1 , Figure 3 As shown, the slot edge of the accommodating slot 11 is provided with a plurality of limiting buckles 13 protruding therefrom, and the plurality of limiting buckles 13 are arranged at intervals.
[0044] In this embodiment, the provision of multiple limit buckles 13 enables that when the notch of the receiving groove 11 of the welding piece 10 is connected to the cover plate 50 or different welding pieces 10, the multiple limit buckles 13 can be synchronously engaged with different positions of the edge, thereby realizing synchronous connection of multiple different positions and improving the integrity and stability of the connection.
[0045] In one embodiment of the present invention, Figures 1 to 4 As shown, fiber storage trays 15 are provided on both sides of the bottom of the accommodating groove 11 in the extending direction of the partition plate 30, and the fiber storage trays 15 are used for winding the optical fiber.
[0046] By adopting the above technical solution, when it is necessary to store excess fiber cores, fiber storage trays 15 are installed at both ends of the bottom plate along the length direction, and limiting winding sheets are installed on the circumferential side of the fiber storage tray 15. Under the guidance of the limiting winding sheets, excess fiber cores are wound on the fiber storage tray 15, thereby replacing the configured winding wheel, realizing the function of storing fiber cores, and increasing the capacity of the optical fiber fusion tray 1 to store fiber cores.
[0047] In one embodiment of the present invention, Figures 1 to 4 As shown, a limiting member 16 is protruded from one side of the fiber storage tray 15 close to the slot opening of the receiving slot 11 , and a limiting hole 51 is provided on the cover plate 50 . When the cover plate 50 is covered on the receiving slot 11 , the limiting member 16 is inserted into the limiting hole 51 .
[0048] In this embodiment, a stopper 16 is convexly provided on one side of the fiber storage tray 15 near the notch of the receiving groove 11, and a stopper hole 51 is provided on the cover plate 50. When the cover plate 50 is covered on the receiving groove 11, the stopper 16 is inserted into the stopper hole 51. The setting of the stopper hole 51 and the stopper 16 can prevent the cover plate 50 from moving after being connected, and has a horizontal limit for the cover plate 50, and also has a positioning and guiding function, so as to facilitate the alignment and connection of the welding piece 10 and the cover plate 50.
[0049] In one embodiment of the present invention, Figures 1 to 4As shown, both ends of the fusion splice 10 along the length direction are provided with fiber inlets 17, and a connector 18 is protruded from one side of the accommodating groove 11 close to the fiber inlet 17. The connector 18 is provided with a connecting hole 181, and the connecting hole 181 is used for connecting and bundling optical fibers with a cable tie.
[0050] In this embodiment, both ends of the fusion splice 10 along the length direction are provided with fiber inlets 17, and a connector 18 is protruded on one side of the accommodating groove 11 near the fiber inlet 17. The connector 18 is provided with a connection hole 181, and the connection hole 181 is used for connecting and bundling optical fibers with a tie. The arrangement of the connector 18 and the connection hole 181 has the function of arranging and bundling the optical fibers at the fiber inlet 17, thereby maintaining the integrity and orderliness of the optical fibers in the fusion splice 10.
[0051] The above are only preferred embodiments of the present invention, and do not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the inventive concept of the present invention, or directly / indirectly applied in other related technical fields are included in the patent protection scope of the present invention.
Claims
1. An optical fiber splicing tray, characterized in that: The invention comprises at least two fusion splices (10), wherein at least two of the fusion splices (10) are stacked, each of the fusion splices (10) is formed with a receiving groove (11), a plurality of partitions (30) are connected at intervals at the bottom of the receiving groove (11), a fusion splicing channel (12) is formed between two adjacent partitions (30), and a ribbon optical fiber can be fused in each of the fusion splicing channels (12), wherein the ribbon optical fiber has 12 cores.
2. The optical fiber splicing tray according to claim 1, characterized in that: The plurality of partitions (30) are arranged at intervals along a horizontal direction perpendicular to the extension direction of the welding piece (10).
3. The optical fiber splicing tray according to claim 2, characterized in that: The partition plate (30) is detachably connected to the bottom of the accommodating groove (11).
4. The optical fiber splicing tray according to any one of claims 1 to 3, characterized in that: The optical fiber splicing tray further comprises a cover plate (50), wherein the cover plate (50) covers the notch of the receiving groove (11) of the fusion splicing component (10) located at the upper layer, and the edge of the cover plate (50) is detachably connected to the edge of the notch of the receiving groove (11).
5. The optical fiber splicing tray according to claim 4, characterized in that: A limiting buckle (13) is protruding from the notch edge of the receiving groove (11) toward the middle of the receiving groove (11), and the limiting buckle (13) is limitedly clamped to the edge of the cover plate (50).
6. The optical fiber splicing tray according to claim 5, characterized in that: A snap-fit groove (14) is recessed on a side of the side wall of the welding piece (10) that is away from the notch of the accommodating groove (11); when two welding pieces (10) are stacked, the limiting buckle (13) of one welding piece (10) is limitedly snap-fitted into the locking groove (14) of the other welding piece (10).
7. The optical fiber splicing tray according to claim 6, characterized in that: The slot edge of the receiving slot (11) is provided with a plurality of position limiting buckles (13) protruding therefrom, and the plurality of position limiting buckles (13) are arranged at intervals.
8. The optical fiber splicing tray according to claim 4, characterized in that: The bottom of the accommodating groove (11) is provided with fiber storage trays (15) on both sides of the extending direction of the partition plate (30), and the fiber storage trays (15) are used to wind the optical fiber.
9. The optical fiber splicing tray according to claim 8, characterized in that: A limiting member (16) is protrudingly provided on one side of the fiber storage tray (15) close to the slot opening of the receiving slot (11); the cover plate (50) is provided with a limiting hole (51); when the cover plate (50) is covered on the receiving slot (11), the limiting member (16) is inserted into the limiting hole (51).
10. The optical fiber splicing tray according to claim 8, characterized in that: The fusion splice (10) is provided with fiber inlets (17) at both ends along the length direction, and a connecting piece (18) is protrudingly provided on one side of the accommodating groove (11) close to the fiber inlet (17), and the connecting piece (18) is provided with a connecting hole (181), and the connecting hole (181) is used for connecting and bundling optical fibers with a tie.