Four-core optical fiber adapter capable of being drawn and unfolded

Abstract

The utility model relates to the technical field of optical fiber adapters, in particular to a four-core optical fiber adapter capable of being drawn and unfolded, which comprises a shell, a light guide tube, a clamping seat and a fixing mechanism, the interior of the shell is slidably connected with a light guide pipe, the interior of the shell close to the light guide pipe is slidably connected with a clamping seat, a fixing mechanism is arranged above the shell, and the front part and the rear part of the shell are connected with protection mechanisms. According to the four-core optical fiber adapter capable of being drawn and unfolded, the push block is pushed to drive the L-shaped plate to be pulled out of the rectangular frame, then the cover shell is drawn upwards, the cover shell is taken down, the light guide pipe and the clamping base are drawn out to be replaced or cleaned, then the push block is pushed again, the cover shell covers the outer shell, and then the four-core optical fiber adapter is drawn and unfolded; the push plate is pushed to drive the top plate to push the baffle plate to rotate and open, the optical fiber plug is clamped with the clamping seat, and when the optical fiber plug is pulled out, the torsional spring drives the baffle plate to shield the clamping seat, so that the four-core optical fiber adapter is dustproof.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of optical fiber adapter, concretely to a four -core optical fiber adapter that can be extracted and unfolded. BACKGROUND

[0002] The optical fiber adapter is a device that can be inserted into optical fiber connectors of different interface types at both ends, realizes conversion between FC, SC, ST, LC, MTRJ, MPO, E2000 and different interfaces, is widely used in optical fiber distribution frame (ODF), optical fiber communication equipment, instruments and the like, has super performance, is stable and reliable, and the optical fiber connector is the most used optical passive device in the optical fiber communication system, and the existing four -core optical fiber adapter still has certain defects when being used, for example,

[0003] Publication No.: CN210270278U, a shell mechanism of optical fiber adapter is provided, including optical fiber adapter shell, the surface of optical fiber adapter shell is provided with butt joint groove, the inside of butt joint groove is provided with connecting plate, the surface of connecting plate is provided with positioning insertion rod, positioning insertion rod penetrates the outer wall of optical fiber adapter shell and is provided, and the inside wall between connecting plate and optical fiber adapter shell is provided with compression spring, and the filling plate is inserted between connecting plate and optical fiber adapter shell;Beneficial effects are that: the side plate of the shell mechanism of optical fiber adapter provided in the utility model is hiddenly installed with fixed structure, the filling plate is inserted into butt joint groove, and the connecting plate is extruded and moved, the connecting plate extrudes the compression spring, and the positioning insertion rod on the surface of connecting plate protrudes the side plate of optical fiber adapter and is inserted in the reserved hole inside the equipment fixing groove, so that the connection of optical fiber adapter is realized.

[0004] In the above file: the optical fiber adapter shell is fixed as a whole, when internal elements are damaged or foreign matters enter, it cannot be opened for maintenance, based on this, a four -core optical fiber adapter that can be extracted and unfolded is provided to solve the above problems. SUMMARY

[0005] The utility model aims at providing a four -core optical fiber adapter that can be extracted and unfolded to solve the problems in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: a four -core optical fiber adapter that can be extracted and unfolded, comprising: a shell, a light guide pipe, a clamping seat and a fixing mechanism;

[0007] The inside of the shell is slidably connected with the light guide pipe, the inside of the shell close to the light guide pipe is slidably connected with the clamping seat, the upper portion of the shell is provided with the fixing mechanism, and the front portion and the rear portion of the shell are both connected with the protection mechanism;

[0008] The fixed mechanism comprises a cover shell, a rectangular frame, an L-shaped plate, a hollow plate, a sliding block, a first spring, a through slot and a push block, the upper surface of the shell is abutted with the cover shell, the lower inner wall of the cover shell is slid through with the rectangular frame, the rectangular frame is connected to the upper surface of the shell, and the L-shaped plate is clamped in the rectangular frame.

[0009] Preferably, the rear part of the L-shaped plate is connected with the hollow plate, and the hollow plate is slidably connected in the cover shell.

[0010] Preferably, the sliding block is slidably connected in the hollow plate, the sliding block is connected to the inner wall of the cover shell, one side of the sliding block is connected with the first spring, and the first spring is connected to the inner wall of the hollow plate.

[0011] Preferably, the through slot is formed in the upper inner wall of the cover shell, the push block is slidably connected in the through slot, and the push block is connected to the upper surface of the hollow plate.

[0012] Preferably, the protective mechanism comprises a frame, a baffle, a torsion spring, a hollow groove, a top plate, a through cavity, a push plate, a second spring and a blocking piece, the front and rear parts of the shell are both connected with the frame through bolts, the baffle is rotatably connected in the frame, and the torsion spring is arranged between the baffle and the frame.

[0013] Preferably, the front and rear parts of the shell are both provided with the hollow groove, and the top plate is slidably connected in the hollow groove.

[0014] Preferably, the through cavity is formed in the bottom of the hollow groove, the push plate is slidably connected in the through cavity, and the push plate is connected to the bottom of the top plate.

[0015] Preferably, the second spring is connected to the inner wall of the top plate, the other end of the second spring is connected with the blocking piece, and the blocking piece is connected to the inner wall of the hollow groove.

[0016] Compared with the prior art, the beneficial effects of the four-core optical fiber adapter capable of being pulled out and expanded are as follows: the push block is pushed to drive the L-shaped plate to be pulled out from the rectangular frame, then the cover shell is pulled upwards and taken off, the light guide pipe and the clamping seat are pulled out for replacement or cleaning, then the push block is pushed again to cover the shell on the shell, so that the four-core optical fiber adapter is pulled out and expanded; the push plate is pushed to drive the top plate to push the baffle to rotate and open, the optical fiber plug is clamped with the clamping seat, when the optical fiber plug is pulled out, the torsion spring drives the baffle to shield the clamping seat, so that the four-core optical fiber adapter is dustproof, and the specific contents are as follows:

[0017] 1. By pushing the push block, the hollow plate is driven to slide along the sliding block, the L-shaped plate is driven to pull out from the rectangular frame, then the cover shell is pulled up and taken off, the light guide pipe and the card seat are pulled out for replacement or cleaning, then the push block is pushed again, the cover shell is covered on the shell, the push block is loosened, the first spring inserts the L-shaped plate into the rectangular frame, the cover shell is fixed on the shell, and then the four-core fiber optic adapter is pulled out and expanded;

[0018] 2. By pushing the push plate, the top plate is driven to press the second spring, the top plate pushes the baffle to rotate and open, the fiber plug is clamped with the card seat, when the fiber plug is pulled out, the torsional spring drives the baffle to shield the card seat, and then the four-core fiber optic adapter is dustproof. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a three-dimensional structure schematic diagram of the utility model;

[0020] Figure 2 It is a front view structure schematic diagram of the utility model;

[0021] Figure 3 It is a through slot structure schematic diagram of the utility model;

[0022] Figure 4 It is a cover shell three-dimensional sectional structure schematic diagram of the utility model;

[0023] Figure 5 It is a push plate three-dimensional structure schematic diagram of the utility model;

[0024] Figure 6 It is a baffle three-dimensional structure schematic diagram of the utility model;

[0025] Figure 7 It is a shell bottom view sectional structure schematic diagram of the utility model;

[0026] Figure 8 It is an A part structure enlarged view of the utility model.

[0027] In the drawing: 1, shell; 2, light guide pipe; 3, card seat; 4, fixed mechanism; 401, cover shell; 402, rectangular frame; 403, L-shaped plate; 404, hollow plate; 405, sliding block; 406, first spring; 407, through slot; 408, push block; 5, protection mechanism; 501, frame; 502, baffle; 503, torsional spring; 504, empty slot; 505, top plate; 506, through cavity; 507, push plate; 508, second spring; 509, baffle piece. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0029] Please refer to Figure 1 , Figure 3 and Figure 4 , the utility model provides a kind of technical scheme: a four-core fiber adapter that can be pulled out and unfolded, comprising: shell 1, light guide pipe 2, card holder 3 and fixed mechanism 4;The inside of shell 1 is slidably connected with light guide pipe 2, the inside of shell 1 close to light guide pipe 2 is slidably connected with card holder 3, the upper portion of shell 1 is provided with fixed mechanism 4, and the front and rear portions of shell 1 are both connected with protection mechanism 5;Fixed mechanism 4 includes: cover shell 401, rectangular frame 402, L-shaped plate 403, openwork plate 404, sliding block 405, first spring 406, through slot 407 and push block 408, the upper surface of shell 1 is butted with cover shell 401, rectangular frame 402 is slidably penetrated in the inner wall of cover shell 401, rectangular frame 402 is connected on the upper surface of shell 1, and L-shaped plate 403 is clamped in rectangular frame 402, the rear portion of L-shaped plate 403 is connected with openwork plate 404, openwork plate 404 is slidably connected in cover shell 401, sliding block 405 is slidably connected in openwork plate 404, sliding block 405 is connected on the inner wall of cover shell 401, and the side of sliding block 405 is connected with first spring 406, first spring 406 is connected on the inner wall of openwork plate 404, through slot 407 is formed in the upper wall of cover shell 401, push block 408 is slidably connected in through slot 407, and push block 408 is connected on the upper surface of openwork plate 404.

[0030] Specific implementation, push block 408 in through slot 407 is pushed, openwork plate 404 is driven to slide along sliding block 405, extrude first spring 406, simultaneously drive L-shaped plate 403 to pull out from rectangular frame 402, then pull up cover shell 401, remove cover shell 401, pull out light guide pipe 2 and card holder 3 to replace or clean, then push push block 408 again, cover shell 401 is covered on shell 1, rectangular frame 402 is deeply inserted in cover shell 401, then release push block 408, first spring 406 drives openwork plate 404, L-shaped plate 403 is inserted in rectangular frame 402, cover shell 401 is fixed on shell 1, to let the four-core fiber adapter be pulled out and unfolded.

[0031] Please refer to Figures 1-3 and Figures 5-8It can be known that the protection mechanism 5 comprises a frame 501, a baffle 502, a torsion spring 503, a hollow groove 504, a top plate 505, a through cavity 506, a push plate 507, a second spring 508 and a blocking piece 509, the front and rear parts of the shell 1 are connected with the frame 501 through bolts, the baffle 502 is rotationally connected in the frame 501, the torsion spring 503 is arranged between the baffle 502 and the frame 501, the hollow groove 504 is arranged in the front and rear parts of the shell 1, the top plate 505 is slidably connected in the hollow groove 504, the through cavity 506 is arranged at the bottom of the hollow groove 504, the push plate 507 is slidably connected in the through cavity 506, the push plate 507 is connected at the bottom of the top plate 505, the second spring 508 is connected on the inner wall of the top plate 505, the other end of the second spring 508 is connected with the blocking piece 509, and the blocking piece 509 is connected on the inner wall of the hollow groove 504.

[0032] In specific implementation, the push plate 507 in the through cavity 506 drives the top plate 505 to slide outwards from the hollow groove 504, extrudes the second spring 508, the top plate 505 drives the baffle 502 to rotate and open, and the torsion spring 503 is twisted, so that the optical fiber plug is clamped with the socket 3, when the optical fiber plug is pulled out, the torsion spring 503 drives the baffle 502 to shield the socket 3, so that the four-core optical fiber adapter is dustproof.

[0033] In summary, when the four-core optical fiber adapter is used, first, the push plate 507 drives the top plate 505 to move, the baffle 502 is opened, the optical fiber plug is clamped with the socket 3, two groups of optical fibers are connected and output optical signals through the light guide pipe 2, if foreign matters enter or the light guide pipe 2 and the socket 3 are damaged during the plugging process, the push block 408 is pushed and the cover shell 401 is pulled upwards, the light guide pipe 2 and the socket 3 are pulled out for replacement or cleaning, then the push block 408 is pushed again, and the cover shell 401 is covered on the shell 1, and the contents not described in detail in the description belong to the prior art known to those skilled in the art.

[0034] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A four-fiber, pull-apart fiber optic adapter, comprising: Shell (1), light pipe (2), card holder (3) and fixing mechanism (4), characterized by; The inside of the shell (1) is slidably connected with the light pipe (2), the inside of the shell (1) close to the light pipe (2) is slidably connected with the card holder (3), the upper part of the shell (1) is provided with the fixing mechanism (4), and the front and rear parts of the shell (1) are both connected with the protection mechanism (5); The fixing mechanism (4) comprises: cover shell (401), rectangular frame (402), L-shaped plate (403), hollow plate (404), sliding block (405), first spring (406), through slot (407) and push block (408), the upper surface of the shell (1) is abutted with the cover shell (401), the inner wall of the cover shell (401) is slidably penetrated with the rectangular frame (402), the rectangular frame (402) is connected to the upper surface of the shell (1), and the rectangular frame (402) is clamped with the L-shaped plate (403).

2. The pull-apart quad fiber optic adapter of claim 1, wherein: The rear part of the L-shaped plate (403) is connected with the hollow plate (404), and the hollow plate (404) is slidably connected in the cover shell (401).

3. The pull-apart quad fiber optic adapter of claim 2, wherein: The sliding block (405) is slidably connected in the hollow plate (404), the sliding block (405) is connected to the inner wall of the cover shell (401), one side of the sliding block (405) is connected with the first spring (406), and the first spring (406) is connected to the inner wall of the hollow plate (404).

4. The pull-apart quad fiber optic adapter of claim 2, wherein: The inner wall of the cover shell (401) is provided with a through slot (407) in the upper part, the through slot (407) is slidably connected with the push block (408), and the push block (408) is connected to the upper surface of the hollow plate (404).

5. The expandable four-fiber optic cable adapter of claim 1, wherein: The protection mechanism (5) comprises: frame (501), baffle (502), torsional spring (503), air slot (504), top plate (505), through cavity (506), push plate (507), second spring (508) and baffle (509), the front and rear parts of the shell (1) are both connected with the frame (501) through bolts, the frame (501) is rotatably connected with the baffle (502), and the torsional spring (503) is arranged between the baffle (502) and the frame (501).

6. The expandable four-fiber optic cable adapter of claim 1, wherein: The front and rear parts of the shell (1) are both provided with air slots (504), and the air slots (504) are slidably connected with the top plates (505).

7. The pull-apart quad fiber optic adapter of claim 6, wherein: The bottom of the air slot (504) is provided with a through cavity (506), the through cavity (506) is slidably connected with the push plate (507), and the push plate (507) is connected to the bottom of the top plate (505).

8. The pull-apart quad fiber optic adapter of claim 6, wherein: The inner wall of the top plate (505) is connected with the second spring (508), the other end of the second spring (508) is connected with the baffle (509), and the baffle (509) is connected to the inner wall of the air slot (504).

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