CN115629446A - Fusion splice tray structure for optical fiber connection - Google Patents
Fusion splice tray structure for optical fiber connection Download PDFInfo
- Publication number
- CN115629446A CN115629446A CN202211209829.3A CN202211209829A CN115629446A CN 115629446 A CN115629446 A CN 115629446A CN 202211209829 A CN202211209829 A CN 202211209829A CN 115629446 A CN115629446 A CN 115629446A
- Authority
- CN
- China
- Prior art keywords
- splice tray
- terminal box
- plate
- fusion
- optical fiber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/255—Splicing of light guides, e.g. by fusion or bonding
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
- G02B6/4439—Auxiliary devices
- G02B6/444—Systems or boxes with surplus lengths
- G02B6/4441—Boxes
- G02B6/4446—Cable boxes, e.g. splicing boxes with two or more multi fibre cables
Abstract
The invention relates to the technical field of communication equipment and discloses a fusion splice tray structure for optical fiber connection, which comprises a terminal box and a sealing cover, wherein the sealing cover is positioned above the terminal box and movably sleeved with the terminal box, movable shafts are movably sleeved on two sides of the terminal box, a fusion splice tray is fixedly installed on the movable shafts, semicircular grooves I are uniformly formed in the inner side of the fusion splice tray, buckles are movably installed on the inner side of the fusion splice tray, through holes are symmetrically formed in two sides of the terminal box and positioned in the front and back of the fusion splice tray, a sealing plate is movably installed in the through holes, the sealing plate is fixedly connected with the end part of the movable shaft, and outer buckles are fixedly installed on the outer side of the terminal box and positioned below the sealing plate. Through the setting of splice tray and buckle for when carrying out fusion splice optical fiber splice, splice tray and buckle overturn, vertical in the side of terminal box, open the inner chamber of terminal box, optical fiber possesses bigger space after getting into the terminal box, so that subsequent installation and storage.
Description
Technical Field
The invention relates to the technical field of communication equipment, in particular to a fusion splice tray structure for optical fiber connection.
Background
A cable head is an end connector for an optical cable, one end of which is an optical cable and the other end of which is a pigtail, and is equivalent to a device for splitting an optical cable into individual optical fibers, and is used for providing fusion splicing of optical fibers and optical fibers, fusion splicing of optical fibers and pigtails, and optical connector connection, providing mechanical protection and environmental protection for optical fibers and components thereof, and allowing proper inspection for disassembly so as to maintain the highest standard of optical fiber management equipment, wherein a splice tray is a tool for coiling and laying excess fiber cores during optical cable splicing (commonly called splice), is generally fixed in the middle of the cable head and is an important component of the cable head, but the cable head and the splice tray have some defects in matching use, as follows:
present splice tray generally is located the middle part of terminal box, after accomplishing the butt fusion, place the fusion splice in the splice tray, and coil unnecessary optic fibre around the splice tray and deposit, but at this in-process, if there are two sets of optical cables more than and connect, install all optic fibre in same splice tray, when not only leading to later maintenance, be difficult to differentiate the connection condition of each group's optic fibre, and the unnecessary optical cable of multiunit is whole to be deposited around the splice tray, lead to optic fibre to mix together, be not convenient for grouping management, and simultaneously, the splice tray is arranged in the middle of the terminal box inner chamber bottom, when receiving the erosion of external water, make water get into the splice tray easily, cause the erosion to the splice.
Disclosure of Invention
The invention provides a fusion splice tray structure for optical fiber connection, which has the advantages of high installation speed and good protection performance and solves the problems in the background technology.
The invention provides the following technical scheme: the utility model provides an optical fiber connection uses splice tray structure, includes terminal box and closing cap, the closing cap is located the top of terminal box, and cup joints with the terminal box activity, the loose axle has been cup jointed in the both sides activity of terminal box, fixed mounting has the splice tray on the loose axle, semicircular groove I has evenly been seted up to the inboard of splice tray, the inboard movable mounting of splice tray has the buckle, the both sides of terminal box and the front and back symmetry that is located the splice tray have seted up the through-hole, movable mounting has the closing plate in the through-hole, the tip fixed connection of closing plate and loose axle, the outside of terminal box and the below fixed mounting that is located the closing plate have outer buckle, the inside activity joint of outer buckle has the rubber snap ring, the rubber snap ring cup joints with the optical cable activity, one end seted up U type mouth.
Preferably, the buckle includes the pull board, the pull board cup joints with the splice tray activity, the pull board is located the outside one end movable mounting of splice tray has the arc mouth, set up on the arc mouth with the splice tray on the semicircular groove II that semicircular groove I is corresponding, the top of arc mouth is close to one side of splice tray and the inside fixed mounting respectively of splice tray has magnet, the top of splice tray and arc mouth is passed through magnet and is connected.
Preferably, the bottom of the outer side of the arc-shaped opening is fixedly provided with a limiting block, and the bottom of the limiting block forms an included angle of 45-60 degrees with the vertical surface.
Preferably, the bottom of the inner cavity of the terminal box is symmetrically and fixedly provided with a blocking plate, the blocking plate is I-shaped, and the bottom of the welding disc is fixedly provided with a rubber sealing plate.
Preferably, a sleeve is fixedly installed in the middle of an inner cavity of the terminal box, a tensioning plate is symmetrically and movably clamped on the sleeve, an abutting arc pushing plate is movably installed at the bottom of the inner cavity of the terminal box and located inside the sleeve, the end face of the abutting arc pushing plate is in friction connection with the side face of the sleeve, the side face of the abutting arc pushing plate is movably connected with the tensioning plate, a spring is fixedly connected inside the tensioning plate, and one end of the spring is fixedly connected with the inner wall of the sleeve.
The invention has the following beneficial effects:
1. through the setting of splice tray and buckle, make when carrying out fusion splice optical fiber splice, make splice tray and buckle overturn, vertical in the side of terminal box, open the inner chamber of terminal box, optical fiber possesses bigger space after getting into the terminal box, so that subsequent installation and storage, and, after optical fiber splice is installed, coil unnecessary optical fiber in the inside of terminal box, rotate the splice tray afterwards, make the splice tray rotatory back carry out in the terminal box, on the one hand, through the mode of back-off, send the splice tray and buckle between the optical fiber splice whole into the terminal box in the protection, on the other hand, at the rotatory in-process of splice tray, it rotates to drive the closing plate through the loose axle, and then carry out the chucking through the U type mouth of closing plate to the optical cable, and carry out relative seal to the through-hole, reduce the influence of external to the splice tray.
2. Through the setting of terminal box and splice tray, carry out the symmetry setting with two sets of splice trays, when carrying out two sets of different optical cable butt fusion, can carry out different position installations with the optical fiber splice that the butt fusion is good, avoid two sets of butt fusion splice to mix the installation, lead to follow-up maintenance to discern the degree of difficulty and increase, simultaneously, through the setting of tensioning plate, make to coil the optic fibre at the terminal box and carry out certain tensioning, avoid optic fibre to present the state of loosing in the inside of terminal box, and the tensioning plate stretches out the back, the splice tray drives the upper surface contact of buckle and tensioning plate, support the promotion to the buckle through the tensioning plate, avoid the buckle to drop under the effect that gravity and external force rock on the one hand, fully realize pressing from both sides tight optical fiber splice, and make the splice tray be in the top state in the inside of terminal box, after avoiding the outside has water to enter into the terminal box, lead to the joint department to appear damaging, improve the security to the splice.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic top view of the structure of the present invention;
FIG. 3 is a schematic side view, semi-section, of the present invention;
FIG. 4 is a schematic view of a structural closure of the present invention;
FIG. 5 is an enlarged view of the point A in FIG. 3 according to the present invention.
In the figure: 1. a terminal box; 2. sealing the cover; 3. a fusion splice tray; 4. buckling; 41. a drawing plate; 42. an arc-shaped opening; 43. a limiting block; 44. combining magnets; 5. an outer buckle; 6. a rubber snap ring; 7. sealing plates; 8. a barrier plate; 9. a sleeve; 10. a tension plate; 11. pushing the arc plate; 12. a spring; 13. and a rubber sealing plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, a fusion splice tray structure for optical fiber connection comprises a terminal box 1 and a sealing cover 2, wherein the sealing cover 2 is located above the terminal box 1 and movably sleeved with the terminal box 1, movable shafts are movably sleeved on two sides of the terminal box 1, a fusion splice tray 3 is fixedly installed on the movable shafts, semicircular grooves i are uniformly formed in the inner side of the fusion splice tray 3, buckles 4 are movably installed on the inner side of the fusion splice tray 3, through holes are symmetrically formed in two sides of the terminal box 1 and located in front and back of the fusion splice tray 3, a sealing plate 7 is movably installed in the through holes, the sealing plate 7 is fixedly connected with the end portion of the movable shaft, an outer buckle 5 is fixedly installed on the outer side of the terminal box 1 and located below the sealing plate 7, a rubber snap ring 6 is movably clamped in the outer buckle 5, the rubber snap ring 6 is movably sleeved with an optical cable, a U-shaped port is formed at one end of the sealing plate 7, the rubber snap ring 6 is firstly sleeved with the optical cable, then one end of the optical cable passes through the through hole, the optical cable with enough length is reserved in the terminal box 1, then the rubber snap ring 6 is clamped with the outer snap ring 5, then the optical cable fiber core is spliced, the spliced joint is placed in the semicircular groove I on the fusion splice tray 3 and is clamped tightly through the snap buckle 4, after the optical fibers are spliced one by one, redundant optical fibers are coiled in the terminal box 1, then the fusion splice tray 3 is rotated, so that the fusion splice tray 3 is rotated and then is carried out in the terminal box 1, on one hand, all the optical fiber joints between the fusion splice tray 3 and the snap buckle 4 are sent into the terminal box 1 for protection in an inverted buckle mode, on the other hand, in the rotation process of the fusion splice tray 3, the sealing plate 7 is driven to rotate through the movable shaft, the optical cable is clamped through the U-shaped opening of the sealing plate 7, and the through hole is sealed relatively, the influence of the outside on the welding plate is reduced; the buckle 4 comprises a drawing plate 41, the drawing plate 41 is movably sleeved with the fusion splice tray 3, one end, located outside the fusion splice tray 3, of the drawing plate 41 is movably provided with an arc-shaped opening 42, a semicircular groove II corresponding to the semicircular groove I on the fusion splice tray 3 is formed in the arc-shaped opening 42, one side, close to the fusion splice tray 3, of the top of the arc-shaped opening 42 and the inside of the fusion splice tray 3 are respectively and fixedly provided with a magnet 44, the top of the fusion splice tray 3 is connected with the top of the arc-shaped opening 42 through the magnet, the drawing plate 41 can be directly drawn out, the circular groove between the fusion splice tray 3 and the arc-shaped opening 42 is opened, after fusion spliced optical fiber connectors are placed in the circular groove, the top of the arc-shaped opening 42 is connected with the fusion splice tray 3 through the magnet assembly 44, the drawing plate 41 is connected with the fusion splice tray 3 through friction force between the drawing plate and the drawing plate 41, the optical fiber connectors are wrapped, when the fusion splice trays 3 are in a vertical state, the fusion spliced connectors can be placed in the circular grooves from bottom to top one by one another, the circular groove, the process is convenient and convenient, and the optical fibers can be orderly arranged, and the optical fibers can be conveniently observed and maintained; the bottom of the outer side of the arc-shaped opening 42 is fixedly provided with a limiting block 43, the bottom of the limiting block 43 forms an included angle of 45-60 degrees with the vertical plane, when the welded joint is installed, the arc-shaped opening 42 can be driven to rotate, and after the welded joint rotates for a certain angle, the bottom surface of the limiting block 43 is in contact with the side surface of the pull-out plate 41, so that the limiting block 43 and the welding disc 3 form a V-shaped included angle, and the subsequent optical fiber joint can be conveniently placed and installed; the bottom of the inner cavity of the terminal box 1 is symmetrically and fixedly provided with a blocking plate 8, the blocking plate 8 is I-shaped, the through hole and the bottom space of the fusion welding disc 3 are blocked by the blocking plate 8, the connector of the optical fiber is screwed into the blocking plate 8 along with the rotation of the fusion welding disc 3, and the connector is protected by the blocking plate 8; the bottom of the fusion welding plate 3 is fixedly provided with a rubber sealing plate 13 which rotates 90 degrees along with the fusion welding plate 3 to plug the space at the bottom of the fusion welding plate 3; the middle of the inner cavity of the terminal box 1 is fixedly provided with a sleeve 9, the sleeve 9 is symmetrically and movably clamped with a tensioning plate 10, the bottom of the inner cavity of the terminal box 1 is movably provided with a pushing arc plate 11 inside the sleeve 9, the end surface of the pushing arc plate 11 is in friction connection with the side surface of the sleeve 9, the side surface of the pushing arc plate 11 is movably connected with the tensioning plate 10, the tensioning plate 10 is fixedly connected with a spring 12 inside, one end of the spring 12 is fixedly connected with the inner wall of the sleeve 9, redundant optical fibers are coiled outside the sleeve 9, then the pushing arc plate 11 is rotated to push the tensioning plate 10 outwards, the coiled optical fibers are pushed, the coiled optical fibers are tensioned to a certain extent, the optical fibers are prevented from being in a loose state inside the terminal box 1, meanwhile, after the tensioning plate 10 extends out, the welding disc 3 drives the buckle 4 to be in contact with the upper surface of the tensioning plate 10, the buckle 4 is pushed by the tensioning plate 10, on the one hand, the other hand, the buckle 4 is prevented from falling under the action of gravity and external force and the clamping of the optical fiber joint is fully realized.
The working principle is as follows:
before installation: placing the terminal box 1 on a horizontal desktop, opening the sealing cover 2, then overturning the fusion welding disc 3 by 90 degrees to enable the fusion welding disc 3 to be vertically upward, enabling the sealing plate 7 to rotate by 90 degrees along with the fusion welding disc 3 to be in a horizontal state after rotation, opening the through hole, then opening the arc-shaped opening 42, enabling the top of the arc-shaped opening 42 to be separated from the fusion welding disc 3, and enabling the arc-shaped opening 42 to be in a V shape with the fusion welding disc 3;
during installation: firstly, two rubber snap rings 6 are respectively sleeved with two optical cables, then one ends of the two optical cables respectively penetrate through holes on the same side of a terminal box 1, the optical cables with enough length are reserved in the terminal box 1, the rubber snap rings 6 are clamped with outer snap rings 5, then optical cable fiber cores are spliced, spliced joints are placed in a semicircular groove I on a fusion splice tray 3 and are clamped through an arc-shaped opening 42, if the V-shaped opening is too small, a pull plate 41 is pulled out from the fusion splice tray 3 for one-to-one distance, after the optical fibers are spliced, redundant optical fibers are coiled inside the terminal box 1 and are located outside a sleeve 9, the arc pushing plate 11 is rotated to push a tensioning plate 10 to extend outwards, then the coiled optical fibers are pushed to enable the coiled optical fibers to be tensioned to be smaller than the friction force between the arc pushing plate 11 and the sleeve 9 in the certain tensioning process;
after installation: subsequently, the fusion splice tray 3 is rotated by 90 degrees in the opposite direction, so that the fusion splice tray 3 drives the buckle 4 to rotate to enter the inside of the terminal box 1, at the moment, the buckle 4 is in contact with the upper surface of the tensioning plate 10, the fusion splice is effectively clamped under the clamping of the fusion splice tray 3 and the tensioning plate 10, meanwhile, in the rotating process of the fusion splice tray 3, the sealing plate 7 is driven to rotate through the movable shaft, the optical cable is clamped through the U-shaped port of the sealing plate 7, the through hole is relatively sealed, similarly, the rubber sealing plate 13 follows the rotation of the fusion splice tray 3 by 90 degrees, the space at the bottom of the fusion splice tray 3 is sealed, and then the terminal box 1 is sealed through the sealing cover 2.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a splice tray structure for optical fiber connection, includes terminal box (1) and closing cap (2), closing cap (2) are located the top of terminal box (1), and cup joint its characterized in that with terminal box (1) activity: the both sides activity of terminal box (1) has cup jointed the loose axle, fixed mounting has splice tray (3) on the loose axle, semicircular groove I has evenly been seted up to the inboard of splice tray (3), the inboard movable mounting of splice tray (3) has buckle (4), the both sides of terminal box (1) and the symmetry around being located splice tray (3) have seted up the through-hole, movable mounting has closing plate (7) in the through-hole, the tip fixed connection of closing plate (7) and loose axle, the outside of terminal box (1) and the below fixed mounting who is located closing plate (7) have outer buckle (5), the inside activity joint of outer buckle (5) has rubber snap ring (6), rubber snap ring (6) cup joint with the optical cable activity, U type mouth has been seted up to the one end of (7).
2. A fusion splice tray in accordance with claim 1, wherein: buckle (4) are including pull board (41), pull board (41) and splice tray (3) activity cup joint, the one end movable mounting that pull board (41) are located splice tray (3) outside has arc mouth (42), set up on arc mouth (42) with splice tray (3) first semicircular groove II that corresponds of semicircular groove I, the inside difference fixed mounting that one side that the top of arc mouth (42) is close to splice tray (3) and splice tray (3) has magnet (44), the magnet is passed through at the top of splice tray (3) and arc mouth (42) and is connected.
3. A fusion splice tray arrangement for optical fiber connections according to claim 1, wherein: a limiting block (43) is fixedly mounted at the bottom of the outer side of the arc-shaped opening (42), and an included angle of 45-60 degrees is formed between the bottom of the limiting block (43) and the vertical surface.
4. A fusion splice tray in accordance with claim 1, wherein: the sealing device is characterized in that a blocking plate (8) is symmetrically and fixedly mounted at the bottom of an inner cavity of the terminal box (1), the blocking plate (8) is I-shaped, and a rubber sealing plate (13) is fixedly mounted at the bottom of the welding disc (3).
5. A fusion splice tray arrangement for optical fiber connections according to claim 1, wherein: the inner chamber middle part fixed mounting of terminal box (1) has sleeve (9), symmetry movable joint has tensioning plate (10) on sleeve (9), the inner chamber bottom of terminal box (1) and the inside movable mounting who is located sleeve (9) have to support and push away arc board (11), the terminal surface that pushes away arc board (11) is connected with the side friction of sleeve (9), support the side and tensioning plate (10) swing joint that push away arc board (11), the inside fixedly connected with spring (12) of tensioning plate (10), the one end of spring (12) and the inner wall fixed connection of sleeve (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211209829.3A CN115629446B (en) | 2022-09-30 | 2022-09-30 | Fusion splice tray structure for optical fiber connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211209829.3A CN115629446B (en) | 2022-09-30 | 2022-09-30 | Fusion splice tray structure for optical fiber connection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115629446A true CN115629446A (en) | 2023-01-20 |
| CN115629446B CN115629446B (en) | 2023-06-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211209829.3A Active CN115629446B (en) | 2022-09-30 | 2022-09-30 | Fusion splice tray structure for optical fiber connection |
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| CN (1) | CN115629446B (en) |
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| CN214669706U (en) * | 2021-06-05 | 2021-11-09 | 安徽奥明通信科技有限公司 | Fusion-assembly integrated tray convenient for connection of multiple adaptive ports |
| CN216248401U (en) * | 2021-04-24 | 2022-04-08 | 桂林东衡光通讯技术有限公司 | High-density melt fiber module |
| CN217181288U (en) * | 2022-04-15 | 2022-08-12 | 深圳市亘永智能科技有限公司 | Novel spring bayonet optical fiber terminal box |
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| US6349893B1 (en) * | 2000-02-01 | 2002-02-26 | Avaya Technology Corp. | Retractable fiber slack storage device |
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| CN216248401U (en) * | 2021-04-24 | 2022-04-08 | 桂林东衡光通讯技术有限公司 | High-density melt fiber module |
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| CN214669706U (en) * | 2021-06-05 | 2021-11-09 | 安徽奥明通信科技有限公司 | Fusion-assembly integrated tray convenient for connection of multiple adaptive ports |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN115629446B (en) | 2023-06-23 |
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