Optical fiber coupler packaging assembly

Abstract

The utility model relates to the technical field of optical fiber couplers, and discloses an optical fiber coupler packaging assembly which comprises a metal cylinder, an upper packaging part, a lower packaging part and a sealing cap, the metal cylinder is arranged between the upper packaging part and the lower packaging part, and connecting mechanisms are arranged between the sealing cap and the upper packaging part and between the sealing cap and the lower packaging part. And the connecting mechanism comprises two connecting half cylinders and an L-shaped clamping plate, the two connecting half cylinders are fixedly installed at one end of the upper packaging part and one end of the lower packaging part correspondingly, by arranging the connecting mechanism, personnel can conveniently install the sealing cap, the working efficiency of the personnel is improved, and the working efficiency of the personnel is improved. And the problem that in the prior art, the sealing cap is fixedly connected with the upper packaging part and the lower packaging part through threads, so that the threads may be abraded after the sealing cap is disassembled from the upper packaging part and the lower packaging part for many times, and subsequent normal disassembly and assembly of personnel are affected is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of optical fiber couplers, in particular to an optical fiber coupler packaging component. Background Art

[0002] Fiber optic couplers are components used to realize optical signal splitting / combining, or to extend optical fiber links. They belong to the field of optical passive components and are used in telecommunication networks, cable TV networks, user loop systems, and local area networks.

[0003] The existing Chinese patent announcement number is: CN214895897U, which discloses a fiber optic coupler packaging device, which is provided with a lower packaging part and an upper packaging part, and the fiber optic coupler as a whole is a combined structure, which is composed of a detachable lower packaging part and an upper packaging part, so that it is convenient for staff to inspect, maintain and replace the coupled optical fiber inside the device, thereby improving the practicality of the device; the sealing cap and the upper packaging part and the lower packaging part in the technical solution are connected and fixed by threads, which may cause the threads of the sealing cap and the upper packaging part and the lower packaging part to wear after multiple disassembly and assembly, thereby affecting the subsequent normal disassembly and assembly of personnel. For this reason, we propose a fiber optic coupler packaging assembly. Utility Model Content

[0004] The utility model aims to provide a fiber optic coupler packaging component to solve the problems in the background technology.

[0005] To achieve the above object, the utility model provides the following technical solutions: an optical fiber coupler packaging assembly, comprising a metal cylinder, an upper packaging part, a lower packaging part and a sealing cap, wherein the metal cylinder is arranged between the upper packaging part and the lower packaging part, and a connecting mechanism is arranged between the sealing cap and the upper packaging part and the lower packaging part;

[0006] The connecting mechanism includes a connecting half-cylinder and an L-shaped card plate. There are two connecting half-cylinders, which are respectively fixedly mounted on one end of the upper packaging part and the lower packaging part. A card block is fixedly mounted on the outer wall of the connecting half-cylinder. A card slot 1 is provided at one end of the sealing cap. The card block is clamped in the card slot 1. A positioning column is fixedly mounted on the inner wall of the card slot 1. A column hole is provided on the card block. The positioning column movably passes through the column hole. A card slot 2 is provided on the outer wall of the positioning column. The L-shaped card plate is clamped in the card slot 2. A limiting rod is fixedly mounted on the top end of the inner wall of the L-shaped card plate. A rod groove is provided on the top end of the card block. The limiting rod is inserted in the rod groove. An elastic rope is fixedly connected between the bottom end of the limiting rod and the bottom end of the inner wall of the rod groove.

[0007] Preferably, there are two limit rods on the L-shaped pallet, and the limit rods are matched with the rod grooves. By providing the limit rods, the L-shaped pallet can be limited, thereby improving the stability of the L-shaped pallet when in use.

[0008] Preferably, the clamping block is matched with the clamping slot 1, and the L-shaped clamping plate is matched with the clamping slot 1. By setting the clamping block, the clamping block can limit the sealing cap.

[0009] Preferably, a piston cavity is provided inside the sealing cap, and the inner wall of the piston cavity is slidably connected to the piston plate, a push rod is fixedly installed on one side of the piston plate, a rod hole is provided between the piston cavity and the first card slot, the push rod movably passes through the rod hole, the push rod contacts one side of the card block, a spring is surrounded by the outer wall of the limit rod, the spring is fixedly installed between one side of the piston plate and the inner wall of the piston cavity, a sealing airbag is fixedly installed on the inner wall of the sealing cap, a sealing ring groove is provided on the outer wall of the connecting half-cylinder, the sealing airbag is clamped in the sealing ring groove, and an airway is provided between the sealing airbag and the piston cavity.

[0010] Preferably, there are two push rods on the piston plate, and the push rods are adapted to the rod holes.

[0011] Preferably, coupling optical fibers are fixedly installed at both ends of the metal tube, and the number of coupling optical fibers at both ends of the metal tube is two. The two coupling optical fibers movably penetrate the upper packaging part and the lower packaging part respectively, and the two coupling optical fibers movably penetrate the sealing cap.

[0012] The utility model provides a fiber optic coupler packaging component. The fiber optic coupler packaging component has the following beneficial effects:

[0013] (1) The fiber coupler packaging assembly can facilitate personnel to install the sealing cap by providing a connection mechanism, thereby improving the work efficiency of personnel, and solves the problem in the prior art that the sealing cap and the upper packaging part and the lower packaging part are connected and fixed by threads, which may cause the threads of the sealing cap and the upper packaging part and the lower packaging part to wear after multiple disassembly and assembly, thereby affecting the subsequent normal disassembly and assembly of personnel;

[0014] (2) The optical fiber coupler packaging assembly can make the sealing airbag swell up through the cooperation of the piston cavity, the piston plate, the sealing ring groove, the airway, the push rod and the spring, so that the sealing airbag is stuck in the sealing ring groove, which greatly improves the sealing performance of the connection between the sealing cap and the connecting half cylinder, and further greatly improves the waterproof performance of the optical fiber coupler when in use. The structure is simple and the practicability is strong. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the partial structure of the utility model in front cross-section;

[0017] Figure 3This is a schematic diagram of the top cross-sectional partial structure of the utility model;

[0018] Figure 4 For this utility model Figure 2 A schematic diagram of the enlarged structure of the middle part A;

[0019] Figure 5 For this utility model Figure 3 The enlarged structural diagram of the middle B part;

[0020] Figure 6 It is a schematic diagram of the side sectional structure of the clamping block of the utility model.

[0021] In the figure: 1. metal cylinder; 2. upper packaging part; 3. lower packaging part; 4. sealing cap; 5. connecting mechanism; 6. piston chamber; 7. piston plate; 8. sealing ring groove; 9. sealing airbag; 10. airway; 11. push rod; 12. rod hole; 13. spring; 14. coupling optical fiber; 501. slot one; 502. clamping block; 503. positioning column; 504. column hole; 505. L-shaped clamping plate; 506. slot two; 507. limit rod; 508. rod groove; 509. elastic rope; 510. connecting half cylinder. DETAILED DESCRIPTION

[0022] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0023] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0024] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] Embodiment 1:

[0026] The optical fiber coupler packaging assembly provided by the utility model is preferably implemented as follows Figures 1 to 6 As shown: a fiber coupler packaging assembly, comprising a metal cylinder 1, an upper packaging part 2, a lower packaging part 3 and a sealing cap 4, wherein the metal cylinder 1 is arranged between the upper packaging part 2 and the lower packaging part 3, and a connecting mechanism 5 is arranged between the sealing cap 4 and the upper packaging part 2 and the lower packaging part 3;

[0027] The connecting mechanism 5 includes a connecting half-cylinder 510 and an L-shaped clamping plate 505. There are two connecting half-cylinders 510, which are fixedly mounted on one end of the upper packaging part 2 and the lower packaging part 3, respectively. A clamping block 502 is fixedly mounted on the outer wall of the connecting half-cylinder 510. A clamping groove 501 is provided at one end of the sealing cap 4. The clamping block 502 is clamped in the clamping groove 501. A positioning column 503 is fixedly mounted on the inner wall of the clamping groove 501. A column hole 504 is provided, and a positioning column 503 movably passes through the column hole 504. A second card slot 506 is provided on the outer wall of the positioning column 503. The L-shaped card plate 505 is clamped in the second card slot 506. A limiting rod 507 is fixedly installed on the top of the inner wall of the L-shaped card plate 505. A rod slot 508 is provided on the top of the clamping block 502. The limiting rod 507 is inserted into the rod slot 508. An elastic rope 509 is fixedly connected between the bottom end of the limiting rod 507 and the bottom end of the inner wall of the rod slot 508.

[0028] Specifically, in the above technical solution, when installing the lower packaging part 3 and the upper packaging part 2, the staff can align the lower packaging part 3 and the upper packaging part 2 so that the two together form a cylindrical structure and then sleeve it on the outside of the metal cylinder 1, and then move the L-shaped card plate 505 upward, and the L-shaped card plate 505 pulls the elastic rope 509 upward through the limiting rod 507 to move the L-shaped card plate 505 upward to not being on the side of the column hole, and then put the sealing cap 4 into the outer wall of the two connecting half cylinders 510, so that the card block 502 is inserted into the card slot 1 501, and the positioning column 503 passes through the column hole, and then loosen the L-shaped card plate 505 to make the limiting rod 507 move upward. 07 can drive the L-shaped card plate 505 to move downward under the restoring force of the elastic rope 509, so that the L-shaped card plate 505 is stuck in the second card slot 506, and the card block 502 is limited, thereby completing the installation of the sealing cap 4. This mechanism is convenient for personnel to install the sealing cap 4, improves the work efficiency of personnel, and solves the problem that the sealing cap 4 and the upper packaging part 2 and the lower packaging part 3 are connected and fixed by threads in the existing technical solution, which may cause the threads of the sealing cap 4 and the upper packaging part 2 and the lower packaging part 3 to be worn after multiple disassembly and assembly, thereby affecting the subsequent normal disassembly and assembly of personnel.

[0029] Furthermore, the number of the upper limit rods 507 on the L-shaped clamping plate 505 is two, and the limit rods 507 are adapted to the rod grooves 508;

[0030] Among them, by setting the limiting rod 507, the L-shaped clamping plate 505 can be limited, thereby improving the stability of the L-shaped clamping plate 505 when in use.

[0031] Furthermore, the card block 502 is matched with the card slot 1 501, and the L-shaped card plate 505 is matched with the card slot 1 501;

[0032] Wherein, by providing the clamping block 502 , the clamping block 502 can limit the sealing cap 4 .

[0033] Furthermore, coupling optical fibers 14 are fixedly installed at both ends of the metal tube 1. The number of coupling optical fibers 14 at both ends of the metal tube 1 is two. The two coupling optical fibers 14 movably penetrate the upper packaging part 2 and the lower packaging part 3 respectively, and the two coupling optical fibers 14 movably penetrate the sealing cap 4.

[0034] Embodiment 2:

[0035] Based on the first embodiment, the optical fiber coupler packaging assembly provided by the present invention is preferably implemented as follows: Figures 1 to 6 As shown: a piston chamber 6 is provided inside the sealing cap 4, and the inner wall of the piston chamber 6 is slidably connected to the piston plate 7, a push rod 11 is fixedly installed on one side of the piston plate 7, a rod hole 12 is provided between the piston chamber 6 and the card slot 501, the push rod 11 movably passes through the rod hole 12, the push rod 11 contacts one side of the card block 502, a spring 13 is surrounded by the outer wall of the limiting rod 507, the spring 13 is fixedly installed between one side of the piston plate 7 and the inner wall of the piston chamber 6, a sealing airbag 9 is fixedly installed on the inner wall of the sealing cap 4, a sealing ring groove 8 is provided on the outer wall of the connecting half cylinder 510, the sealing airbag 9 is clamped in the sealing ring groove 8, and an airway 10 is provided between the sealing airbag 9 and the piston chamber 6.

[0036] Specifically, in the above technical solution, when the block 502 is inserted into the card slot 501, the block 502 will squeeze the push rod 11, so that the push rod 11 drives the piston plate 7 to squeeze the air in the piston chamber 6, and the squeezed air is transported to the sealing airbag 9 through the airway 10, so that the sealing airbag 9 swells, thereby making the sealing airbag 9 inserted into the sealing ring groove 8, greatly improving the sealing of the connection between the sealing cap 4 and the connecting half cylinder 510, and then greatly improving the waterproofness of the optical fiber coupler when in use, with a simple structure and strong practicality.

[0037] Furthermore, there are two push rods 11 on the piston plate 7 , and the push rods 11 are matched with the rod holes 12 .

[0038] The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

Claims

1. An optical fiber coupler packaging assembly, comprising a metal cylinder (1), an upper packaging portion (2), a lower packaging portion (3) and a sealing cap (4), characterized in that: The metal cylinder (1) is arranged between the upper packaging part (2) and the lower packaging part (3), and a connecting mechanism (5) is arranged between the sealing cap (4) and the upper packaging part (2) and the lower packaging part (3); The connecting mechanism (5) comprises a connecting half-cylinder (510) and an L-shaped clamping plate (505). The number of the connecting half-cylinders (510) is two. The two connecting half-cylinders (510) are respectively fixedly mounted on one end of the upper packaging part (2) and the lower packaging part (3). A clamping block (502) is fixedly mounted on the outer wall of the connecting half-cylinder (510). A clamping groove (501) is provided at one end of the sealing cap (4). The clamping block (502) is clamped in the clamping groove (501). A positioning column (503) is fixedly mounted on the inner wall of the clamping groove (501). A column hole (504) is provided, the positioning column (503) movably passes through the column hole (504), the outer wall of the positioning column (503) is provided with a second card slot (506), the L-shaped card plate (505) is clamped in the second card slot (506), a limiting rod (507) is fixedly installed on the top of the inner wall of the L-shaped card plate (505), a rod groove (508) is provided on the top of the clamping block (502), the limiting rod (507) is inserted in the rod groove (508), and an elastic rope (509) is fixedly connected between the bottom end of the limiting rod (507) and the bottom end of the inner wall of the rod groove (508).

2. The optical fiber coupler package assembly according to claim 1, characterized in that: The number of the upper limit rods (507) on the L-shaped clamping plate (505) is two, and the upper limit rods (507) are adapted to the rod grooves (508).

3. The optical fiber coupler package assembly according to claim 1, characterized in that: The card block (502) is matched with the card slot one (501), and the L-shaped card plate (505) is matched with the card slot one (501).

4. The optical fiber coupler package assembly according to claim 1, characterized in that: A piston chamber (6) is provided inside the sealing cap (4), the inner wall of the piston chamber (6) is slidably connected to the piston plate (7), a push rod (11) is fixedly installed on one side of the piston plate (7), a rod hole (12) is provided between the piston chamber (6) and the first clamping groove (501), the push rod (11) movably passes through the rod hole (12), the push rod (11) contacts one side of the clamping block (502), a spring (13) is surrounded by the outer wall of the limit rod (507), the spring (13) is fixedly installed between one side of the piston plate (7) and the inner wall of the piston chamber (6), a sealing airbag (9) is fixedly installed on the inner wall of the sealing cap (4), a sealing ring groove (8) is provided on the outer wall of the connecting half cylinder (510), the sealing airbag (9) is clamped in the sealing ring groove (8), and an air passage (10) is provided between the sealing airbag (9) and the piston chamber (6).

5. The optical fiber coupler package assembly according to claim 4, characterized in that: There are two push rods (11) on the piston plate (7), and the push rods (11) are matched with the rod holes (12).

6. The optical fiber coupler package assembly according to claim 1, characterized in that: Coupling optical fibers (14) are fixedly mounted at both ends of the metal cylinder (1), and the number of coupling optical fibers (14) at both ends of the metal cylinder (1) is two. The two coupling optical fibers (14) respectively movably penetrate the upper packaging part (2) and the lower packaging part (3), and the two coupling optical fibers (14) movably penetrate the sealing cap (4).

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