CN218782437U - A spliced SC adapter - Google Patents

Abstract

The utility model discloses a concatenation formula SC adapter among the optical waveguide coupling device technical field, include: the adapter body comprises a fixed frame and a plurality of adapter bodies which are spliced side by side and are arranged in the fixed frame, wherein the fixed frame comprises an upper fixing piece and a lower fixing piece, an upper clamping part is arranged on the side surface of the upper fixing piece, a lower clamping part is arranged on the side surface of the lower fixing piece, the upper clamping part is clamped and connected with the corresponding lower clamping part, a convex part is arranged on one side of the adapter body, a concave part is arranged on the other side of the adapter body, and the left and right adjacent adapter bodies are clamped and connected with the concave part through the convex part. The problem of current concatenation formula adapter still need set up the adapter ear, extravagant space, and mosaic structure is stable inadequately, easily scatters frame or cracked problem is solved, its adapter body does not have the adapter ear, saves space greatly to make the adapter body's of concatenation connection more stable, be difficult to scatter frame or fracture.

Description

A spliced SC adapter

technical field

The utility model relates to the technical field of optical waveguide coupling devices, in particular to a spliced SC adapter.

Background technique

The adapter is the centering connection part of the optical fiber active connector. The adapter is a detachable and active connection device between the optical fiber and the optical fiber. It precisely connects the two end faces of the optical fiber so that the light energy output by the emitting fiber Maximize the coupling to the receiving fiber and minimize the impact on the system due to its intervention in the optical link. The fibers are connected by adapters through their internal open sleeves to ensure the Highest connection performance.

There are many types of adapters, such as SC, FC and so on. Among them, the SC adapter is widely used due to its advantages of low price, convenient plugging and unplugging operation, small insertion loss fluctuation, high compressive strength, and high installation density.

Existing SC adapters usually have a split structure, but after ultrasonic welding of this split structure, the structural strength at the welding position is weak, and the risk of breaking is relatively high. In addition, common SC adapters are adapters with ears, and the ears occupy a lot of space, wasting space. In order to solve the above-mentioned technical problems, in the Chinese patent document with the authorized announcement number CN 208156243U, a SC double-connected integrated splicing adapter is proposed, which is spliced through three adapter units in the middle, right, and left. way, save space, and the number of splicing can be lengthened at will.

However, in the Chinese patent document whose authorization notification number is CN 208156243U, in order to connect the adapter units with external devices and increase the structural strength of the adapter connection, ears still need to be provided on the outside of the adapter units, which occupy a lot of space, and When there are many spliced adapters, the splicing structure of the superimposed and spliced adapters is not stable enough, and it is easy to fall apart or break.

Utility model content

In order to solve the problems that the ears of the existing splicing adapter occupy a lot of space, the splicing structure is not stable enough, and it is easy to fall apart or break, the utility model provides a splicing SC adapter.

The technical scheme of the utility model is as follows:

A spliced SC adapter, comprising: a fixed frame and a plurality of side-by-side spliced adapter bodies arranged in the fixed frame,

The fixing frame includes an upper fixing part and a lower fixing part, the side of the upper fixing part is provided with an upper fastening part, the side of the lower fixing part is provided with a lower fastening part, and the upper fastening part is connected with the corresponding The lower fastening part is fastened and connected;

One side of the adapter body is provided with a convex portion, and the other side is provided with a concave portion, and two adjacent adapter bodies on the left and right are fastened to the concave portion through the convex portion.

Further, the upper clamping part is a square through hole, the lower clamping part is a wedge-shaped protrusion protruding outward, and the wedge-shaped protrusion is clamped into the through hole, so that the upper fixing part and the The lower fixing part is clamped and connected.

Furthermore, the upper fixing part includes a top board and two first side boards, the through holes are located on the two first side boards, and the lower fixing part includes a bottom board and two second side boards , the wedge-shaped protrusions are located on the two second side plates.

Further, the first side plate is provided with a clamping portion for connecting with external equipment.

Further, the top of the first side plate is provided with a first fastening portion, and the top of the second side plate is provided with a second fastening portion, so that when the upper fixing part is assembled with the lower fixing part, The first fastening portion is fastened to the second fastening portion.

Further, the edge of the top plate is provided with a plurality of upper limit parts, and the edge of the bottom plate is provided with a plurality of lower limit parts, and the upper limit parts and the lower limit parts are in contact with the front and rear ends of the adapter body, so The upper limit portion and the lower limit portion are used to limit the forward and backward movement of a plurality of the adapter bodies spliced side by side.

Furthermore, the upper limit portion corresponds to the top position of the connection between two adjacent adapter bodies, and the lower limit portion corresponds to the bottom position of the connection between two adjacent adapter bodies.

Further, the convex part includes a first convex part and a second convex part arranged between the two first convex parts, and the concave part includes a first concave part and a second convex part arranged between the two first concave parts. Two concave parts, the first convex part is plugged into the first concave part, and the second convex part is plugged into the second concave part.

Further, the adapter bodies are provided in multiple rows, and the adapter bodies in multiple rows are stacked up and down.

Furthermore, the adapter bodies are in 2 rows, and 6 adapter bodies in each row are spliced end-to-end.

According to the utility model of above-mentioned scheme, its beneficial effect is:

The spliced SC adapter mentioned above fixes a plurality of spliced adapter bodies side by side through the fixing frame, which makes the connection of the spliced adapter bodies more stable, improves the splicing strength, and is not easy to fall apart or break; at the same time, the upper fixing piece and the lower fixing piece The components are connected by clamping to form a fixed frame, which facilitates the installation of multiple side-by-side spliced adapter bodies in the fixed frame.

At the same time, the two adjacent adapter bodies on the left and right are fixedly connected by the convex part and the concave part, and adopt the splicing method, and the adapter bodies are not provided with adapter ears, which greatly saves space when splicing into adapters.

In addition, the upper fixing part includes a top board and two first side boards, the lower fixing part includes a bottom board and two second side boards, the edge of the top board is provided with a plurality of upper limit parts, and the edge of the bottom board is provided with a plurality of lower limit parts, Both the upper limit portion and the lower limit portion are in contact with the front and rear ends of the adapter body, so that multiple adapter bodies spliced side by side cannot move forward and backward, which is beneficial to the fixing of multiple adapter bodies spliced side by side in the fixed frame, improving the distance between the adapter bodies. The stability of the connection.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is an enlarged view of part A in Fig. 1;

Fig. 3 is a schematic structural view of the upper fixture;

Fig. 4 is an enlarged view of part B in Fig. 3;

Fig. 5 is a structural schematic diagram of the lower fixing member;

Fig. 6 is an enlarged view of part C in Fig. 5;

Fig. 7 is a structural schematic diagram of two spliced adapter bodies;

Fig. 8 is a schematic diagram of another perspective of two spliced adapter bodies.

In the figure, 1, fixed frame; 11, upper fixing part; 111, upper clamping part; 112, first clamping part; 113, upper limit part; 114, clamping part; 12, lower fixing part; 121, 122, the second clamping part; 123, the lower limit part; 2, the adapter body; 211, the first convex part; 212, the second convex part; 221, the first concave part; 222, the second concave part; 23. Square through hole; 24. Accommodating cavity.

Detailed ways

Below in conjunction with accompanying drawing and embodiment the utility model is further described:

As shown in Figures 1 to 8, the utility model provides a spliced SC adapter, including: a fixed frame 1 and a plurality of side-by-side spliced adapter bodies 2 arranged in the fixed frame 1, and the fixed frame 1 includes an upper fixing member 11 And the lower fixing part 12, the side of the upper fixing part 11 is provided with an upper clamping part 111, the side of the lower fixing part 12 is provided with a lower clamping part 121, and the upper clamping part 111 is connected with the corresponding lower clamping part 121. ; One side of the adapter body 2 is provided with a convex portion, and the other side is provided with a concave portion, and two adjacent adapter bodies 2 on the left and right are firmly connected by the convex portion and the concave portion.

Specifically, the upper fixing part 11 includes a top board and two first side boards, the lower fixing part 12 includes a bottom board and two second side boards, the upper fastening part 111 is arranged on the first side board, and the lower fastening part 121 is disposed on the second side plate, and the upper fastening portion 111 is fastened to the corresponding lower fastening portion 121 . Fix multiple adapter bodies 2 spliced side by side in the fixed frame 1 to enhance the connection strength between the adapter bodies 2 and improve the splicing strength. The stability of the body 2 connection.

In this embodiment, the upper clamping part 111 is a square first through hole, the lower clamping part 121 is a wedge-shaped protrusion protruding outward, and the wedge-shaped protrusion is clamped into the first through hole, so that the upper fixing member 11 It is fixedly connected with the lower fixing part 12. The top of the first side plate is provided with a first fastening portion 112, the first fastening portion 112 is a second rectangular through hole, the top of the second side plate is provided with a second fastening portion 122, and the second fastening portion 122 It is a rectangular protrusion, so that when the upper fixing part 11 and the lower fixing part 12 are assembled, the rectangular protrusion snaps into the second through hole. When installing, place a plurality of adapter bodies 2 spliced side by side horizontally on the bottom plate of the lower fixing part 12, then cover the top plate of the upper fixing part 11 on the top of the adapter body 2, and the two first sides of the upper fixing part 11 The plate cover is on the two second side plates of the lower fixing part 12. At the same time, the rectangular protrusion of the lower fixing part 12 is snapped into the second through hole of the upper fixing part 11, and the wedge-shaped protrusion of the lower fixing part 12 is snapping into the first through hole of the lower fixing member 12 , that is to complete the installation of multiple side-by-side spliced adapter bodies 2 in the fixing frame 1 . Since the upper fixing part 11 and the lower fixing part 12 are connected by clamping, the installation is more convenient and the operation is more flexible.

In this embodiment, the top plate edge of the upper fixing part 11 is provided with a plurality of upper limit parts 113, and the bottom plate edge of the lower fixing part 12 is provided with a plurality of lower limit parts 123, and the upper limit parts 113 and the lower limit parts 123 are all compatible with the adapter. The front and rear ends of the body 2 are in contact. When multiple adapter bodies 2 spliced side by side are installed in the fixed frame 1, the upper limit portion 113 and the lower limit portion 123 have a limiting effect on the multiple adapter bodies 2 spliced side by side, so that the adapter bodies 2 cannot move forward and backward in the fixed frame 1. Move to prevent the adapter body 2 from falling off the fixing frame 1.

Preferably, the upper limit portion 113 corresponds to the top position where two adjacent adapter bodies 2 connect, and the lower limit portion 123 corresponds to the bottom position where two adjacent adapter bodies 2 connect, so that not only the adapter body 2 can be separated from the fixed frame 1 Falling up and down also strengthens the connection strength between two adjacent adapter bodies 2, making the connection between two adjacent adapter bodies 2 more stable and not easy to break.

In this embodiment, the first side plate of the upper fixing member 11 is provided with a clamping portion 114, and the clamping portion 114 can be designed as an elastic piece, which has good resilience and is convenient for clamping, which is beneficial to the assembly of the adapter and external equipment. Of course, in actual design, the material and position of the locking portion 114 can be designed according to the actual situation.

In this embodiment, the convex portion of the adapter body 2 includes a first convex portion 211 and a second convex portion 212, the second convex portion 212 is disposed between the two first convex portions 211, and the concave portion of the adapter body 2 includes a first concave portion 221 , the second concave portion 222 , the second concave portion 222 is set between the two first concave portions 221 , the first convex portion 211 is inserted into the first concave portion 221 , and the second convex portion 212 is inserted into the second concave portion 222 . When splicing the adapter bodies 22 , insert the first protrusions 211 of the two adjacent left and right adapter bodies 2 into the first recesses 221 , and insert the second protrusions 212 into the second recesses 222 at the same time. The adapter bodies 2 are inserted into each other through the convex part and the concave part, and the adapter body 2 is not provided with adapter ears, so that the surface-to-surface contact between the adapter bodies 2 is realized, which saves space. At the same time, the plug-in connection method, the number of adapter bodies that can be assembled freely, and the operation are convenient. When disassembling, you only need to use an appropriate force to pull the convex part out of the concave part, and multiple adapter bodies spliced side by side can be realized. decomposition.

In the present invention, the adapter body 2 can be provided with multiple rows, and the multiple rows of adapters are stacked up and down to meet the requirement of high-density adaptive arrangement. Preferably, there are 2 rows of adapter bodies 2, 6 adapter bodies 2 in each row, and the 6 adapter bodies 2 are spliced end to end, and the two rows of adapter bodies 22 are fixed together by the fixing frame 11 to form a whole.

In the present invention, the upper surface and the middle of the lower surface of the adapter body 2 are provided with a plurality of square through holes 23 arranged at intervals, which is beneficial for the adapter body 2 to dissipate heat when in use. In addition, the adapter body 2 is provided with an accommodating cavity 24 which is equally divided into four independent bushing cavities to facilitate optical fiber switching.

It should be understood that those skilled in the art can make improvements or changes based on the above description, and all these improvements and changes should belong to the protection scope of the appended claims of the present utility model.

The utility model patent has been exemplarily described above in conjunction with the accompanying drawings. Obviously, the implementation of the utility model patent is not limited by the above-mentioned methods, as long as various improvements made by the method concept and technical solutions of the utility model patent are adopted, or Directly applying the ideas and technical solutions of the utility model patent to other occasions without improvement is within the protection scope of the utility model.

Claims (10)

1. A spliced SC adapter, characterized in that it comprises: a fixed frame and a plurality of adapter bodies spliced side by side arranged in the fixed frame, The fixing frame includes an upper fixing part and a lower fixing part, the side of the upper fixing part is provided with an upper fastening part, the side of the lower fixing part is provided with a lower fastening part, and the upper fastening part is connected with the corresponding The lower fastening part is fastened and connected; One side of the adapter body is provided with a convex portion, and the other side is provided with a concave portion, and two adjacent adapter bodies on the left and right are fastened to the concave portion through the convex portion. 2. The spliced SC adapter according to claim 1, wherein the upper clamping part is a square through hole, the lower clamping part is a wedge-shaped protrusion protruding outward, and the wedge-shaped protrusion The block is snapped into the through hole, so that the upper fixing part is fastened to the lower fixing part. 3. The splicing SC adapter according to claim 2, wherein the upper fixing member comprises a top plate and two first side plates, the through holes are located on the two first side plates, and the The lower fixing part includes a bottom plate and two second side plates, and the wedge-shaped projections are located on the two second side plates. 4. The splice-type SC adapter according to claim 3, wherein the first side plate is provided with a clamping portion for connecting with external equipment. 5. The spliced SC adapter according to claim 3, wherein the top of the first side plate is provided with a first clamping portion, and the top of the second side plate is provided with a second clamping portion, Such that when the upper fixing part is assembled with the lower fixing part, the first fastening part and the second fastening part are fastened. 6. The splicing SC adapter according to claim 3, wherein the edge of the top plate is provided with a plurality of upper limit portions, the edge of the bottom plate is provided with a plurality of lower limit portions, the upper limit portion and the Both the lower limiting parts are in contact with the front and rear ends of the adapter body, and the upper limiting part and the lower limiting part are used to limit the forward and backward movement of a plurality of the adapter bodies spliced side by side. 7. The spliced SC adapter according to claim 6, wherein the upper limit portion corresponds to the top positions of the joints of two adjacent adapter bodies, and the lower limit portion corresponds to the top positions of the two adjacent adapter bodies. Corresponds to the bottom position of the adapter body connection described above. 8. The splice-type SC adapter according to claim 1, wherein the convex portion includes a first convex portion and a second convex portion disposed between the two first convex portions, and the concave portion includes a second convex portion A concave portion, a second concave portion disposed between the two first concave portions, the first convex portion is plugged into the first concave portion, and the second convex portion is plugged into the second concave portion. 9. The spliced SC adapter according to claim 1, wherein the adapter body is provided with multiple rows, and the adapter bodies in multiple rows are stacked up and down. 10 . The splicing SC adapter according to claim 9 , wherein the adapter bodies are in 2 rows, and 6 adapter bodies in each row are spliced end to end. 11 .

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