Optical fiber connector

Abstract

The utility model relates to an optical fiber connector. The optical fiber connector comprises at least one optical fiber connector, an unlocking piece, a push-pull tail sleeve and a bottom shell, the optical fiber connector is provided with an elastic buckle, the front end of the elastic buckle is connected with the top of the optical fiber connector, and the elastic buckle is provided with a first limiting structure; a second limiting structure is arranged on the unlocking piece, and the second limiting structure is placed in the first limiting structure; the unlocking piece is connected with the push-pull tail sleeve; the front part of the bottom shell is provided with a third limiting structure, and the rear part of the optical fiber connector is buckled with the third limiting structure. Unlocking and locking can be achieved through pushing and pulling, and the optical fiber connector is more convenient to use and is applied to the technical field of optical fiber manufacturing.

Description

TECHNICAL FIELD

[0001] The utility model relates to optical fiber manufacturing technical field especially relates to a kind of optical fiber connectors. BACKGROUND

[0002] With the demand of data center, 5G network and other scenes to the optical fiber port density surges, traditional duplex optical fiber connector (Lucent Connector, LC) is composed of two independent single-core connectors, because it occupies larger space, it is difficult to meet the high-density wiring requirements, Uniboot (single sheath) LC by integrating two optical fibers in single sheath, significantly reduce cable volume, space occupation is reduced by 50% compared with traditional duplex jumper cable. But these LCs all have the problem that the operation space required for unlocking mode is large and inconvenient. SUMMARY

[0003] Therefore, the utility model embodiment aims to provide an optical fiber connector, which can be unlocked and locked by pushing and pulling, and is more convenient.

[0004] To solve one of the above problems, the utility model embodiment provides an optical fiber connector, the optical fiber connector includes at least one optical fiber connector, an unlocking piece, a push-pull sleeve and a bottom shell.

[0005] The optical fiber connector is provided with a deformable elastic buckle, the front end of the elastic buckle is connected with the top of the optical fiber connector, and the elastic buckle is provided with a first limiting structure.

[0006] The unlocking piece is provided with a second limiting structure, and the second limiting structure is placed in the first limiting structure.

[0007] The unlocking piece is connected with the push-pull sleeve.

[0008] The front part of the bottom shell is provided with a third limiting structure, and the rear part of the optical fiber connector is buckled with the third limiting structure.

[0009] Optionally, the unlocking piece is provided with a snap ring, the push-pull sleeve is provided with a groove, and the snap ring is clamped in the groove.

[0010] Optionally, the optical fiber connector further includes an upper cover, and the upper cover is covered with the bottom shell to form an outer shell.

[0011] Optionally, the upper cover is provided with a bayonet, the bottom shell is provided with a first clamping hook, and the first clamping hook is buckled with the bayonet.

[0012] Optionally, a release boss is arranged at the first clamping hook, the first clamping hook is separated from the bayonet by pushing the release boss.

[0013] Optionally, the bottom shell is provided with a socket, and the upper cover is provided with a plug which can be inserted into the socket.

[0014] Optionally, the upper cover is provided with an opening penetrating the upper cover, and a sliding groove is arranged along the opening; the unlocking member is provided with a second clamping hook which is placed in the sliding groove and can slide in the sliding groove in the direction of the push-pull sleeve.

[0015] Optionally, the first limiting structure is lower at the end close to the fiber connector than at the end away from the fiber connector.

[0016] Optionally, the rear part of the bottom shell is provided with a fixing tube, and the push-pull sleeve is sleeved outside the fixing tube and can move along the fixing tube.

[0017] Optionally, the rear part of the push-pull sleeve is provided with a handle.

[0018] The utility model discloses the following beneficial effects: the utility model discloses a push-pull sleeve and an unlocking member are arranged, when a pulling force is applied to the push-pull sleeve, the push-pull sleeve will drive the unlocking member to move backward, and the second limiting structure on the unlocking member pulls the first limiting structure, so that the elastic buckle of the fiber connector moves downward, thereby unlocking the fiber connector and separating it from the adapter; when a pushing force is applied to the push-pull sleeve, the push-pull sleeve will push the entire fiber connector to move forward, thereby inserting the fiber connector into the adapter, and the second limiting structure is locked with the fiber connector, so that the second limiting structure does not need to be pressed, and the unlocking and locking of the fiber connector and the adapter are more convenient. BRIEF DESCRIPTION OF DRAWINGS

[0019] Wherein: 1-fiber connector, 2-unlocking member, 3-push-pull sleeve, 4-bottom shell, 5-upper cover, 11-elastic buckle, 12-first limiting structure, 21-second limiting structure, 22-clamp ring, 23-second clamping hook, 31-groove, 32-handle, 41-third limiting structure, 42-first clamping hook, 43-unclamping boss, 44-socket, 45-fixing tube, 51-bayonet, 52-plug, 53-opening, 54-sliding groove.

[0020] Figure 1 It is three views of the fiber connector assembled according to the utility model;

[0021] Figure 2 It is three views of the fiber connector assembled according to the utility model;

[0022] Figure 3 It is three views of the fiber connector assembled according to the utility model;

[0023] Figure 4It is multi-angle view of the unlocking piece provided by the utility model;

[0024] Figure 5 It is multi-view of the upper cover provided by the utility model;

[0025] Figure 6 It is multi-view of the bottom shell provided by the utility model;

[0026] Figure 7 It is multi-view of the push-pull tail cover provided by the utility model. DETAILED DESCRIPTION

[0027] In order to facilitate understanding of the utility model, the utility model will be described in more detail below in conjunction with the drawings and specific embodiments. It should be noted that when an element is described as being "connected" to another element, it can be directly on the other element, or one or more intervening elements can be present therebetween. The terms "upper", "front", "rear", "top", "top surface", "bottom surface", and "bottom" and the like used in the specification indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second", and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0028] The orientation or positional relationship shown in the drawings is only one example of the utility model, and should not be understood as limiting the utility model.

[0029] Unless otherwise defined, all technical and scientific terms used in the specification have the same meaning as understood by those skilled in the art to which the utility model belongs. The terms used in the specification of the utility model are only for the purpose of describing the specific embodiments, and are not used to limit the utility model.

[0030] In order to solve the technical problems existing in the prior art, the utility model embodiment provides a kind of optical fiber connector, which will be described in detail below in conjunction with the drawings.

[0031] In some embodiments, please refer to Figure 1 , Figure 2 and Figure 3 , Figure 1 It is a three-view of the optical fiber connector after assembly; Figure 2 It is a three-view of the optical fiber connector after assembly without including upper cover, Figure 3 It is a three-view of the optical fiber connector. The utility model embodiment provides a kind of optical fiber connector, and the optical fiber connector includes at least one optical fiber connector, unlocking piece, push-pull tail cover and bottom shell;

[0032] The optical fiber connector is provided with a deformable elastic buckle, the front end of the elastic buckle is connected with the top of the optical fiber connector, and the elastic buckle is provided with a first limiting structure;

[0033] The unlocking piece is provided with a second limiting structure, and the second limiting structure is placed in the first limiting structure;

[0034] The unlocking piece is connected with the push-pull tail cover;

[0035] The front part of the bottom shell is provided with a third limiting structure, and the rear part of the optical fiber connector is buckled with the third limiting structure.

[0036] Specifically, the first limiting structure can be but is not limited to a U-shaped groove or a ring structure arranged on the elastic buckle. The push-pull tail cover can be but is not limited to a hollow tail cover.

[0037] The second limiting structure can be but is not limited to a boss or a ring structure. If the first limiting structure is a U-shaped groove and the second limiting structure is a boss, the boss can be placed in the U-shaped groove, and when there are multiple U-shaped grooves, one boss can be placed in multiple U-shaped grooves at the same time. If the first limiting structure is a ring structure and the second limiting structure is a boss, the boss can pass through the ring structure. If the first limiting structure is a U-shaped groove and the second limiting structure is a ring structure, the ring structure can be placed in the U-shaped groove. If the first limiting structure and the second limiting structure are both ring structures, the two ring structures can be buckled.

[0038] The connection mode of the unlocking piece and the push-pull tail cover can be that the unlocking piece is fixed on the push-pull tail cover by welding, gluing or the like. The unlocking piece can also be provided with a snap ring or the like at the rear part, and the snap ring is detachably connected with the push-pull tail cover. The connection position is not limited to the position shown in the figure, as long as the unlocking piece can be pulled or pushed to work.

[0039] The rear part of the optical fiber connector is provided with a clamping part matched with the third limiting structure, and the clamping part is buckled with the third limiting structure. The number of grooves in the third limiting structure is not limited, as long as the optical fiber connector can be clamped. By buckling the clamping part with the third limiting structure, the optical fiber connector can be detachably connected, and the positions of multiple optical fiber connectors can be exchanged (polarity exchanged).

[0040] It is worth noting that the bottom shell of the utility model can accommodate more than one optical fiber connector, and the figure only shows that two optical fiber connectors are accommodated, which should not be understood as a limitation on the number of optical fiber connectors.

[0041] In some embodiments, please refer to Figure 4 , Figure 4It is a multi-angle view of an unlocking piece, wherein a snap ring is arranged on the unlocking piece, and a recess is arranged on the push-pull sleeve.

[0042] Specifically, the snap ring can be an open snap ring or a non-open snap ring, and the number of the snap rings is more than one. The recess can be arranged only on the side surface of the push-pull sleeve or can surround the push-pull sleeve, and the number of the push-pull sleeves is more than one.

[0043] In some embodiments, referring to Figures 5-6 , Figure 5 It is a multi-view of an upper cover, Figure 6 It is a multi-view of a bottom shell, and the fiber connector further comprises an upper cover, and the upper cover is combined with the bottom shell to form an outer shell. A bayonet is arranged on the upper cover, and a first hook is arranged on the bottom shell, and the first hook is buckled with the bayonet.

[0044] Specifically, the number of the bayonets is more than one, and the number of the first hooks is more than one. The bayonet can be an opening penetrating the upper cover as shown in the figure, and the corresponding first hook can pass through the bayonet; or the bayonet can be a structure provided with a buckle, and the corresponding first hook can be a structure capable of hooking the buckle to achieve clamping.

[0045] In some embodiments, a decoupling boss is arranged at the first hook, and the first hook is separated from the bayonet by pushing the decoupling boss.

[0046] Specifically, the position of the decoupling boss is not limited to the position shown in the figure, and the first hook can be separated from the bayonet by pressing the decoupling boss in the figure, facilitating disassembly of the outer shell. In other possible solutions, if the bayonet is a structure provided with a buckle, and the corresponding first hook is a structure capable of hooking the buckle, the decoupling boss can be a protrusion arranged at the top end or side surface of the first hook, and the first hook is separated from the bayonet by pulling the decoupling boss.

[0047] In some embodiments, a socket is arranged on the bottom shell, and a plug is arranged on the upper cover, and the plug can be inserted into the socket.

[0048] Specifically, the position of the socket can be arranged on the front, rear or side of the bottom shell, and the number of the sockets is more than one; the position of the plug can be arranged on the front, rear or side of the upper cover, and the number of the plugs is more than one.

[0049] In some embodiments, an opening penetrating the upper cover is arranged on the upper cover, and a sliding groove is arranged along the opening; a second hook is arranged on the unlocking piece, and the second hook is placed in the sliding groove and can slide in the direction of the push-pull sleeve in the sliding groove.

[0050] Specifically, the size of the opening is not limited, can accommodate the second hook, and the second hook can move back and forth. The slide groove provided along the opening can be provided with more than one slide groove on the opening (the top surface of the upper cover); can be provided with more than one slide groove in the opening (the middle of the upper cover), for example, the slide groove is carved in the cross section of the opening where the upper cover is located; it can also be provided with more than one slide groove below the opening (the bottom surface of the upper cover). As shown in Figure 4 , two slide grooves are provided below the opening (the bottom surface of the upper cover).

[0051] In some embodiments, the first limiting structure is lower near one end of the fiber optic connector than the other end of the fiber optic connector.

[0052] Specifically, in order to better limit the second limiting structure from falling out of the first limiting structure, if the first limiting structure is a U-shaped groove, the tail end is provided as a raised stopper.

[0053] In some embodiments, the rear part of the bottom shell is provided with a fixed tube, and the push-pull tail cover is sleeved outside the fixed tube and can move along the fixed tube.

[0054] Specifically, the fixed tube is a hollow tube, and the material is not limited. The hollow part can accommodate the fiber cable to pass through. The push-pull tail cover is sleeved outside the fixed tube, and a limiting structure can be provided in the fixed tube to limit the push-pull tail cover from sliding off the fixed sleeve. It can also not be provided with a limiting structure, and the push-pull tail cover is sleeved on the fixed tube, the fiber cable passes through the fixed tube and the fiber optic connector to connect into a whole, and the push-pull tail cover will not be lost.

[0055] In some embodiments, as shown in Figure 7 , a multi-view of the push-pull tail cover is shown, and the rear part of the push-pull tail cover is provided with a handle. Figure 7

[0056] Specifically, the rear part of the push-pull tail cover is provided with a handle, and the shape of the handle is not shown, which can be a push-pull ring or the shape in Figure 7 . The push-pull tail cover can be but is not limited to a wine glass shape. The size of the push-pull tail cover can be but is not limited to 9mm long and 6mm in diameter.

[0057] The utility model discloses a kind of, by last should be explained is:

[0058] ​This invention features an unlocking mechanism and a push-pull tail sleeve. When a pulling force is applied to the push-pull tail sleeve, it causes the unlocking mechanism to move backward. Simultaneously, the second limiting structure on the unlocking mechanism pulls the first limiting structure, causing the elastic latch of the fiber optic connector to move downward. This unlocks the fiber optic connector while simultaneously disengaging it from the adapter. When a pushing force is applied to the push-pull tail sleeve, it pushes the entire fiber optic connector forward, allowing the connector to be inserted into the adapter. The second limiting structure then locks the connector in place, eliminating the need to press the second limiting structure and making unlocking and locking the connector easier.

[0059] In addition, by setting a third limiting structure on the bottom shell, this utility model allows the fiber optic connector to be detachably connected to the bottom shell. When there are multiple fiber optic connectors and it is necessary to change the polarity of the fiber optic connectors, such as two fiber optic connectors, the polarity can be changed simply by swapping the positions of the two fiber optic connectors, which is convenient for installation and disassembly.

[0060] The above embodiments are only used to illustrate the technical solutions of this utility model, and are not intended to limit it. Under the concept of this utility model, the technical features of the above embodiments or different embodiments can also be combined, the steps can be implemented in any order, and there are many other variations of different aspects of this utility model as described above. For the sake of brevity, they are not provided in detail. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that modifications can still be made to the technical solutions described in the foregoing embodiments, or equivalent substitutions can be made to some of the technical features. These modifications or substitutions do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the embodiments of this utility model.

Claims

1. An optical fiber connector, characterized in that, The fiber optic connector includes at least one fiber optic connector head, an unlocking component, a push-pull tail sleeve, and a bottom shell. The fiber optic connector is provided with a deformable elastic buckle, the front end of which is connected to the top of the fiber optic connector, and the elastic buckle is provided with a first limiting structure. The unlocking component is provided with a second limiting structure, which is placed in the first limiting structure; The unlocking component is connected to the push-pull tail sleeve; The front of the bottom shell is provided with a third limiting structure, and the rear of the optical fiber connector is fastened to the third limiting structure.

2. The fiber optic connector according to claim 1, characterized in that, The unlocking component is provided with a retaining ring, and the push-pull tail sleeve is provided with a groove, and the retaining ring is engaged in the groove.

3. The fiber optic connector according to claim 1, characterized in that, The fiber optic connector also includes an upper cover, which, together with the bottom shell, forms an outer shell.

4. The fiber optic connector according to claim 3, characterized in that, The upper cover is provided with a snap-fit ​​opening, and the bottom shell is provided with a first hook, which engages with the snap-fit ​​opening.

5. The fiber optic connector according to claim 4, characterized in that, The first hook is provided with a release protrusion. Pushing the release protrusion will disengage the first hook from the slot.

6. The fiber optic connector according to claim 3, characterized in that, The bottom shell is provided with an insertion port, and the top cover is provided with a pin, which can be inserted into the insertion port.

7. The fiber optic connector according to claim 3, characterized in that, The upper cover has an opening that penetrates through it, and a sliding groove is provided along the opening; the unlocking component has a second hook that is placed in the sliding groove and can slide in the sliding groove along the direction of the push-pull tail sleeve.

8. The fiber optic connector according to any one of claims 1-7, characterized in that, The end of the first limiting structure closer to the fiber optic connector is lower than the end of the first limiting structure farther from the fiber optic connector.

9. The fiber optic connector according to any one of claims 1-7, characterized in that, A fixing tube is provided at the rear of the bottom shell, and the push-pull tail sleeve is fitted on the outside of the fixing tube and can move along the fixing tube.

10. The fiber optic connector according to any one of claims 1-7, characterized in that, A handle is provided at the rear of the push-pull tail sleeve.

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