Multi-core MPO optical fiber patch cord

Abstract

The utility model relates to the technical field of optical fiber patch cords, in particular to a multi-core MPO optical fiber patch cord which comprises an MPO optical fiber patch cord body, and a fixing plate is installed on the right side of the MPO optical fiber patch cord body. An MPO optical fiber cable is arranged on the right side of the moving groove; a groove is formed in the inner wall of the outer wall of the right side of the fixing plate; a protection mechanism is screwed in the groove; an MPO optical fiber patch cord plug is mounted on the left side of the MPO optical fiber patch cord main body; the left side of the MPO optical fiber patch cord plug is provided with an MPO optical fiber patch cord connector. A fixing mechanism is arranged at the top of the MPO optical fiber patch cord plug; according to the utility model, when the anti-wear sleeve needs to be installed, the anti-wear sleeve is firstly screwed into the fixing plate, then the handle rod is loosened, the moving block pushes the insertion rod to move towards the right side under the elastic extrusion of the first spring, the rotation of the extension sleeve is blocked, the fixation of the anti-wear sleeve is realized, and the MPO optical fiber cable is prevented from being bent and damaged in the later period.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of optical fiber patch cord, specifically relates to a multi -core MPO optical fiber patch cord. BACKGROUND

[0002] MPO optical fiber patch cord, MPO connector is one of MT series connector, and the ferrule of MT series adopts two guide holes with a diameter of 0.7mm on the left and right end faces of the ferrule to precisely connect with guide pins (also called PIN pins). After MPO connector and optical fiber cable are processed, various forms of MPO patch cords can be produced. MPO patch cord can have 2-12 core designs, and at most can be 24 cores. At present, the most commonly used is 12-core MPO connector. The compact design of MPO connector makes the MPO patch cord have many cores and small volume. MPO patch cord is widely used in high-density integrated optical fiber line environments required in the wiring process, FTTX and 40 / 100GSFP, SFP+ and other transceiver modules or equipment internal and external connection applications.

[0003] Chinese patent discloses a multi-core MPO optical fiber patch cord (authorized announcement number CN 217587675 U), the patent technology can be set with sliding concave cavity on the shell of MPO optical fiber connector corresponding to each group of concave keys, the sliding key is slidably connected in the sliding concave cavity, and the friction piece is fixedly connected on the sliding key, so that when the MPO optical fiber connector is inserted in the MPO interface, the friction piece can be pushed out of the sliding concave cavity and embedded in the groove by pushing each group of sliding push keys, so that the friction piece can be filled between the concave key and the convex key, so as to increase the friction between the concave key and the convex key, so that the connection stability between the MPO optical fiber connector and the MPO interface is high, and falling is avoided. However, by increasing the friction between the convex key and the concave key to increase the stability, the friction will be reduced after a long time of use, and the adjustment needs to be replaced frequently in the later period, which is too cumbersome. And the multi-core MPO optical fiber patch cord has no protection mechanism at the place where the cable contacts the MPO optical fiber main body, so that the cable is easily damaged when the cable is bent in the later period. And the multi-core MPO optical fiber patch cord needs to be held by hand to insert and pull out the outer frame, which is not convenient to operate.

[0004] Therefore, the person skilled in the art provides a multi-core MPO optical fiber patch cord to solve the problems in the above background. UTILITY MODEL CONTENTS

[0005] In order to solve the above technical problems, the utility model provides a multi -core MPO optical fiber patch cord, including MPO optical fiber patch cord main part, the right side of MPO optical fiber patch cord main part is installed with fixed plate, the right side of mobile groove is equipped with MPO optical fiber cable, the right side outer wall inner wall of fixed plate is installed with recess, the recess is equipped with protection mechanism through screw thread, the left side of MPO optical fiber patch cord main part is installed with MPO optical fiber patch cord plug, the left side of MPO optical fiber patch cord plug is installed with MPO optical fiber patch cord connector, the top of MPO optical fiber patch cord plug is equipped with installation groove no.

[0006] Preferably: the top of MPO optical fiber patch cord plug is installed with limit block, the top inner wall of MPO optical fiber patch cord connector is equipped with sliding slot, limit block and sliding slot position correspond, limit block can move in sliding slot, can better position MPO optical fiber patch cord plug and MPO optical fiber patch cord connector.

[0007] Preferably: the fixed mechanism includes top plate, the top plate is installed in the installation groove no. of the top of MPO optical fiber patch cord connector, the right side of installation groove no. is equipped with installation groove two, the left side between installation groove no. and the left side of top plate is installed with rotating shaft, and the top plate can be conveniently opened through the rotating shaft, the right side of top plate is fixedly installed with V-shaped baffle, spring no. two is installed on the V-shaped baffle, spring no. two is equipped with two front and back symmetries, the V-shaped baffle is installed in installation groove two, the upper side of V-shaped baffle is installed with pull ring, the fixed mechanism is pulled through the pull ring, and V-shaped baffle extrudes spring no. two in V-shaped baffle to the left, at this time, spring no. two contracts, can take V-shaped baffle from installation groove two, and then open the top plate, at this time, the top plate will no longer block limit block, and then two sides pull spring telescopic rod to move MPO optical fiber patch cord plug from MPO optical fiber patch cord connector.

[0008] Preferably: the right side outer wall of fixed plate is equipped with mobile groove, the mobile groove is equipped with two front and back symmetries, and the mobile groove is located on the front and back sides of MPO optical fiber cable.

[0009] Preferably: the front and back sides of MPO optical fiber patch cord plug are equipped with clamping hole, the left side of two clamping holes is equipped with limit sliding slot, and the inner wall of MPO optical fiber patch cord connector is equipped with antiskid pad.

[0010] Preferably: the anti-skid pad can increase the friction between the two, not easy to fall off; the front and rear sides of the MPO optical fiber jumper connector are provided with clamping grooves; the clamping grooves are in position correspondence with clamping holes; spring telescopic rods are installed in the two clamping grooves; when it is needed to put the MPO optical fiber jumper plug into the MPO optical fiber jumper connector, the spring telescopic rods are pulled to the two sides, then the MPO optical fiber jumper plug is put into the MPO optical fiber jumper connector, the bottom of the spring telescopic rod moves along the limiting sliding groove until the bottom end of the spring telescopic rod is inserted into the clamping hole, and then the auxiliary fixing mechanism is further fixed, so that the installation stability of the two is greatly improved.

[0011] Preferably: the protection mechanism comprises an anti-abrasion sleeve, the left side of the anti-abrasion sleeve is provided with an extension sleeve, and the extension sleeve is provided with threads; the anti-abrasion sleeve can be screwed into the fixed plate through the threads on the extension sleeve; the front and rear sides of the extension sleeve are provided with insertion holes; the two moving grooves are each provided with a moving block; the outer side of the two moving blocks is provided with a spring one, and the other end of the spring one is fixed in the moving groove; the inner side of the moving block is provided with an insertion rod, and the other end of the insertion rod is inserted into the insertion hole of the extension sleeve; the upper side of the two moving blocks is provided with a handle; after the anti-abrasion sleeve is screwed into the fixed plate, the handle is pulled to the right side, the insertion rod is driven to move to the right side, and then the anti-abrasion sleeve can be screwed out of the fixed plate; when installation is needed, the anti-abrasion sleeve is first screwed into the fixed plate, and then the handle is loosened; the moving block moves to the right side under the elastic extrusion of the spring one, the insertion rod is driven to move to the right side, the rotation of the extension sleeve is blocked, the fixing of the anti-abrasion sleeve is realized, and the MPO optical fiber cable is prevented from being damaged by bending in the later period.

[0012] The technical effects and advantages of the utility model are:

[0013] 1. The utility model provides a multi -core MPO optical fiber jumper, the fixed mechanism passes through hand pull ring, drives V type baffle to extrude spring no.

[0014] 2. The utility model, after the anti-abrasion sleeve is screwed into the fixed plate, the handle is pulled to the right side, the insertion rod is driven to move to the right side, and then the anti-abrasion sleeve can be screwed out of the fixed plate; when installation is needed, the anti-abrasion sleeve is first screwed into the fixed plate, and then the handle is loosened; the moving block moves to the right side under the elastic extrusion of the spring one, the insertion rod is driven to move to the right side, the rotation of the extension sleeve is blocked, the fixing of the anti-abrasion sleeve is realized, and the MPO optical fiber cable is prevented from being damaged by bending in the later period. DRAWINGS

[0015] Figure 1 It is the whole structure schematic diagram of a kind of multi -core MPO optical fiber jumper provided by the embodiment of the application.

[0016] Figure 2 is an overall exploded view of a multi-core MPO optical fiber jumper provided by an embodiment of the present application;

[0017] Figure 3 is a partial exploded view of a multi-core MPO optical fiber jumper provided by an embodiment of the present application;

[0018] Figure 4 is a front view of a multi-core MPO optical fiber jumper provided by an embodiment of the present application;

[0019] Figure 5 is a structure schematic view of A of the multi-core MPO optical fiber jumper provided by an embodiment of the present application; Figure 4

[0020] Figure 6 is a top view of a multi-core MPO optical fiber jumper provided by an embodiment of the present application;

[0021] Figure 7 is a structure schematic view of B of the multi-core MPO optical fiber jumper provided by an embodiment of the present application. Figure 6

[0022] In the figure: 1, MPO optical fiber jumper main body; 2, fixed plate; 21, moving groove; 3, MPO optical fiber jumper plug; 31, limiting sliding slot; 32, clamping hole; 4, MPO optical fiber cable; 5, wear-resistant sleeve; 51, extension sleeve; 52, moving block; 53, spring one; 54, insertion rod; 6, MPO optical fiber jumper connector; 61, clamping groove; 7, top plate; 71, rotating shaft; 72, V-shaped baffle; 73, spring two; 74, pull ring; 8, spring telescopic rod; 9, limiting block. DETAILED DESCRIPTION

[0023] The present application will be further described below in conjunction with the drawings and specific embodiments. The embodiments of the present application are given for the purpose of illustration and description, and are not exhaustive or limit the present application to the disclosed form. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are chosen and described in order to better explain the principles of the present application and its practical application, and to enable those of ordinary skill in the art to understand the present application so as to design various embodiments with various modifications suitable for specific use.

[0024] EMBODIMENT

[0025] Please refer to Figures 1-7 ​​In this embodiment, a multi-core MPO optical fiber jumper is provided, comprising an MPO optical fiber jumper body 1, a fixed plate 2 is installed on the right side of the MPO optical fiber jumper body 1; an MPO optical fiber cable 4 is arranged on the right side of the moving groove 21, and the right end of the MPO optical fiber cable 4 is provided with the MPO optical fiber jumper body 1; the structures on the two MPO optical fiber jumper bodies 1 are the same, and the MPO optical fiber jumper body 1 on the left side is taken as an example; the right side outer wall inner wall of the fixed plate 2 is provided with a groove; the groove is provided with a thread, and the groove is rotatably provided with a protection mechanism; the protection mechanism is used to protect the MPO optical fiber cable 4, solve the problem that the MPO optical fiber cable 4 is bent at the contact position of the fixed plate 2, and further cause the damage of the MPO optical fiber cable 4; the left side of the MPO optical fiber jumper body 1 is provided with an MPO optical fiber jumper plug 3, and the top of the MPO optical fiber jumper plug 3 is provided with a limiting block 9; the left side of the MPO optical fiber jumper plug 3 is provided with an MPO optical fiber jumper connector 6; the top inner wall of the MPO optical fiber jumper connector 6 is provided with a sliding groove, the limiting block 9 corresponds to the position of the sliding groove, and the limiting block 9 can move in the sliding groove, so that the MPO optical fiber jumper plug 3 and the MPO optical fiber jumper connector 6 can be better positioned; the top of the MPO optical fiber jumper plug 3 is provided with a mounting groove one, and a fixing mechanism is arranged in the mounting groove one; the fixing mechanism is used to fix the MPO optical fiber jumper plug 3 in the MPO optical fiber jumper connector 6;

[0026] The fixing mechanism comprises a top plate 7, the top plate 7 is arranged in the mounting groove one on the top of the MPO optical fiber jumper connector 6, and the right side of the mounting groove one is provided with a mounting groove two; a rotating shaft 71 is arranged between the left side of the mounting groove one and the left side of the top plate 7, so that the top plate 7 can be conveniently opened; the right side of the top plate 7 is fixedly provided with a V-shaped baffle 72, and the V-shaped baffle 72 is provided with a spring 73; the spring 73 is provided with two front and back symmetrical springs; the V-shaped baffle 72 is arranged in the mounting groove two; a pull ring 74 is arranged on the upper side of the V-shaped baffle 72; the fixing mechanism drives the V-shaped baffle 72 to extrude the spring 73 in the V-shaped baffle 72 by pulling the pull ring 74 to the left, at this time, the spring 73 is contracted, the V-shaped baffle 72 can be taken out from the mounting groove two, and the top plate 7 is opened, at this time, the top plate 7 will no longer block the limiting block 9, and then the MPO optical fiber jumper plug 3 can be moved out of the MPO optical fiber jumper connector 6 by pulling the spring telescopic rod 8 on both sides;

[0027] The right side outer wall of the fixed plate 2 is provided with a moving groove 21; the moving groove 21 is provided with two symmetrical front and back, and the moving groove 21 is located on the front and back of the MPO optical fiber cable 4; the front and back of the MPO optical fiber jumper plug 3 is provided with a clamping hole 32; the left side of the two clamping holes 32 is provided with a limiting sliding groove 31; the inner wall of the MPO optical fiber jumper connector 6 is provided with an anti-skid pad; the anti-skid pad can increase the friction between the two and is not easy to fall off; the front and back of the MPO optical fiber jumper connector 6 is provided with a clamping groove 61; the clamping groove 61 corresponds to the position of the clamping hole 32; the two clamping grooves 61 are provided with a spring telescopic rod 8; when the MPO optical fiber jumper plug 3 needs to be put into the MPO optical fiber jumper connector 6, the spring telescopic rod 8 is pulled to the two sides, and then the MPO optical fiber jumper plug 3 is put into the MPO optical fiber jumper connector 6, the bottom of the spring telescopic rod 8 moves along the limiting sliding groove 31, until the bottom end of the spring telescopic rod 8 is inserted into the clamping hole 32, and then the auxiliary fixing mechanism is further fixed, greatly increasing the stability of the two installations;

[0028] The protection mechanism includes an anti-wear sleeve 5, the left side of the anti-wear sleeve 5 is provided with an extension sleeve 51, and the extension sleeve 51 is provided with threads; the anti-wear sleeve 5 can be screwed into the fixed plate 2 by the threads on the extension sleeve 51; the front and back of the extension sleeve 51 are provided with insertion holes; the two moving grooves 21 are provided with moving blocks 52; the outer side of the two moving blocks 52 is provided with a spring 53, and the other end of the spring 53 is fixed in the moving groove 21; the inner side of the moving block 52 is provided with an insertion rod 54, and the other end of the insertion rod 54 is inserted into the insertion hole of the extension sleeve 51; the upper side of the two moving blocks 52 is provided with a handle; after the anti-wear sleeve 5 is screwed into the fixed plate 2, the handle is pulled to the right side, the insertion rod 54 is moved to the right side, and then the anti-wear sleeve 5 can be unscrewed from the fixed plate 2; when installation is needed, first screw the anti-wear sleeve 5 into the fixed plate 2, then loosen the handle, the moving block 52 is elastically extruded by the spring 53, the insertion rod 54 is pushed to move to the right side, the rotation of the extension sleeve 51 is blocked, the anti-wear sleeve 5 is fixed, and the MPO optical fiber cable 4 is prevented from being damaged by bending in the later period;

[0029] The working principle of the utility model is: first, the spring telescopic rod 8 is pulled to the two sides, then the MPO optical fiber jumper plug 3 is put into the MPO optical fiber jumper connector 6, the bottom of the spring telescopic rod 8 moves along the limiting sliding slot 31, until the bottom end of the spring telescopic rod 8 is inserted into the clamping hole 32, and then the auxiliary fixing mechanism is further fixed;Then the top plate 7 is installed in the mounting groove one and opened by pulling the ring 74, at this time the top plate 7 will block the limiting block 9, prevent the MPO optical fiber jumper plug 3 from moving out of the MPO optical fiber jumper connector 6;Finally, when installing the anti-abrasion sleeve 5, first, the anti-abrasion sleeve 5 is screwed into the fixed plate 2, then the handle moving block 52 is loosened and moves under the elastic extrusion of the spring one 53, the plug rod 54 is pushed to move to the right side, the rotation of the extension sleeve 51 is blocked, the fixing of the anti-abrasion sleeve 5 is realized, the MPO optical fiber cable 4 is prevented from being damaged by bending in the later period, the service life of the anti-abrasion sleeve 5 is prolonged, when disassembling in the later period, reverse operation can be carried out, simple operation, convenient to use.

[0030] Obviously, the described embodiments are only part of the embodiments of the utility model, not all. Based on the embodiments in the utility model, all other embodiments obtained by ordinary skilled in the art and related fields without creative labor should belong to the scope of protection of the utility model. The structure, device and operation method not specifically described and explained in the utility model, if no special description and limitation, are implemented according to the conventional means in the art.

Claims

1. A multi-fiber MPO fiber optic jumper comprising an MPO fiber optic jumper body (1), characterized in that: The right side of the MPO fiber jumper body (1) is provided with a fixed plate (2); The right side of the moving groove (21) is provided with an MPO fiber cable (4), and the right end of the MPO fiber cable (4) is provided with an MPO fiber jumper body (1); The structures of the two MPO fiber jumper bodies (1) are the same; the right side outer wall of the fixed plate (2) is provided with a groove; the groove is provided with a thread; the groove is provided with a protection mechanism through the thread; The left side of the MPO fiber jumper body (1) is provided with an MPO fiber jumper plug (3); The left side of the MPO fiber jumper plug (3) is provided with an MPO fiber jumper connector (6); The top of the MPO fiber jumper plug (3) is provided with a mounting groove one, and the mounting groove one is provided with a fixing mechanism; The right side outer wall of the fixed plate (2) is provided with a moving groove (21); the moving groove (21) is provided with two front and back symmetrical moving grooves (21), and the moving grooves (21) are located on the front and back sides of the MPO fiber cable (4); the front and back sides of the MPO fiber jumper plug (3) are provided with clamping holes (32).

2. The multi-fiber MPO fiber optic jumper of claim 1, wherein, The top of the MPO fiber jumper plug (3) is provided with a limiting block (9); the top inner wall of the MPO fiber jumper connector (6) is provided with a sliding groove, and the limiting block (9) corresponds to the position of the sliding groove.

3. The multi-fiber MPO fiber optic jumper of claim 2, wherein, The fixing mechanism comprises a top plate (7), the top plate (7) is installed in the mounting groove one on the top of the MPO fiber jumper connector (6), the right side of the mounting groove one is provided with a mounting groove two; the left side of the mounting groove one and the left side of the top plate (7) are provided with a rotating shaft (71); the right side of the top plate (7) is fixedly provided with a V-shaped baffle (72), and the V-shaped baffle (72) is provided with a spring two (73); the spring two (73) is provided with two front and back symmetrical springs two (73); the V-shaped baffle (72) is installed in the mounting groove two; the upper side of the V-shaped baffle (72) is provided with a pull ring (74).

4. The multi-fiber MPO fiber optic jumper of claim 1, wherein, The left side of the two clamping holes (32) is provided with a limiting sliding groove (31); the inner wall of the MPO fiber jumper connector (6) is provided with an anti-skid pad; the front and back sides of the MPO fiber jumper connector (6) are provided with clamping grooves (61); the clamping grooves (61) correspond to the positions of the clamping holes (32); the two clamping grooves (61) are provided with spring telescopic rods (8).

5. The multi-fiber MPO fiber optic jumper of claim 1, wherein, The protection mechanism comprises an anti-abrasion sleeve (5), the left side of the anti-abrasion sleeve (5) is provided with an extension sleeve (51), and the extension sleeve (51) is provided with a thread; the front and back sides of the extension sleeve (51) are provided with insertion holes; the two moving grooves (21) are provided with moving blocks (52); the outer sides of the two moving blocks (52) are provided with springs one (53), and the other ends of the springs one (53) are fixed in the moving grooves (21); the inner sides of the moving blocks (52) are provided with insertion rods (54), and the other ends of the insertion rods (54) are inserted into the insertion holes of the extension sleeve (51); the upper sides of the two moving blocks (52) are provided with handle rods.

Images