CN215297749U

CN215297749U - Optical fiber connecting plug

Info

Publication number: CN215297749U
Application number: CN202121565666.3U
Authority: CN
Inventors: 田密
Original assignee: Dongguan Fsg Co ltd
Current assignee: Dongguan Fsg Co ltd
Priority date: 2021-07-09
Filing date: 2021-07-09
Publication date: 2021-12-24
Anticipated expiration: 2031-07-09

Abstract

The utility model belongs to the technical field of optical fiber transmission, especially, relate to an optical fiber connection plug, include: plug body thickness is 1.10 ~ 1.20 millimeters, and plug body width is 7.8 ~ 8.0 millimeters, and the plug body both ends symmetry arch is formed with the curb plate, and the level extends has the fixed block on the curb plate, and the sunken optical fiber insertion groove that is formed with of plug body front end, runs through the plug body in the optical fiber insertion groove and is provided with the optical fiber jack, and plug body front end just is located the optical fiber insertion groove both sides are run through and are provided with the locating hole in order to be used for cooperating the pilot pin to carry out the location butt joint. The utility model discloses a be formed with curb plate and fixed block at the relative both ends of plug body, make optical fiber connection plug can play the fixed action when inserting fiber connector, and then increase the connection stability between optical fiber connection plug and the fiber connector.

Description

Optical fiber connecting plug

Technical Field

The utility model relates to an optical fiber transmission technical field, in particular to optical fiber connection plug.

Background

The optical fiber connector is a multi-core multi-channel plug-in connector and is applied to the connection of the interior of optical transceiver equipment such as a data center, an optical splitter and the like in a high-density environment. In the process of conducting optical signals, how to accurately conduct the optical signals between the optical device and the optical fiber is a key problem faced by the prior art.

At present, the optical fiber connecting plug can generate the vertical offset phenomenon after being assembled, so that the optical data can fluctuate, and even the performance is reduced. In addition, the conventional optical fiber connecting plug has a large overall size and is not suitable for a data center in a high-density and narrow environment.

Disclosure of Invention

An object of the utility model is to provide an optical fiber connection plug aims at solving among the prior art optical fiber connection plug and can appear squinting phenomenon from top to bottom after the assembly, leads to optical data to appear undulant, technical problem that the performance descends even.

In order to achieve the above object, an embodiment of the present invention provides an optical fiber connection plug, including:

the plug comprises a plug body, plug body thickness is 1.10 ~ 1.20 millimeters, plug body width is 7.8 ~ 8.0 millimeters, the protruding curb plate that is formed with of plug body both ends symmetry, the horizontal extension has the fixed block on the curb plate, the sunken optical fiber insertion groove that is formed with in plug body front end, run through in the optical fiber insertion groove the plug body is provided with the optical fiber jack, plug body front end just is located the optical fiber insertion groove both sides are run through and are provided with the locating hole in order to be used for cooperating the pilot pin to fix a position the butt joint.

Preferably, the diameter of the positioning hole is 0.7 mm.

Preferably, the upper surface of the plug body is flush with the upper surface of the fixing block.

Preferably, the thickness of the plug body is the same as that of the side plate, and the thickness of the plug body is larger than that of the fixing block.

Preferably, the plug body, the side plate and the fixing block are of an integrally formed structure.

Preferably, the optical fiber insertion slot comprises an inner slot wall facing the opening of the optical fiber insertion slot, a bottom slot wall connected to the lower end of the inner slot wall, and a top slot wall opposite to the bottom slot wall, the optical fiber insertion hole is formed in the inner slot wall, an optical fiber guide seat is convexly formed at one end, close to the inner slot wall, of the bottom slot wall, two opposite ends of the optical fiber guide seat are in contact with the top slot wall, a square cavity is formed in the optical fiber guide seat corresponding to the optical fiber insertion hole, and a guide slot is formed in the square cavity corresponding to the optical fiber insertion hole.

Preferably, the upper end of the plug body is provided with a dispensing hole corresponding to the guide groove in a penetrating manner, and the dispensing hole is communicated with the optical fiber insertion groove.

Preferably, the optical fiber jack comprises an entering section and a penetrating section which are communicated with each other, the opening of the entering section is positioned on the inner wall of the groove, the hole diameter of the entering section is gradually reduced from front to back, and the penetrating section opening is positioned at the rear end of the plug body.

Preferably, the plug body is 4 mm in length.

The embodiment of the utility model provides an above-mentioned one or more technical scheme of former have one of following technological effect at least: the utility model has simple and reasonable structure and ingenious design, and the side plates and the fixed blocks are formed at the two opposite ends of the plug body, so that the optical fiber connecting plug can play a role of fixing when being inserted into the optical fiber connector, thereby increasing the connection stability between the optical fiber connecting plug and the optical fiber connector; meanwhile, the optical fiber connecting plug is small in size and suitable for data centers and optical path devices in a high-density environment, so that the optical fiber connecting plug is more space-saving in use, stronger in applicability and more capable of saving production cost; the positioning holes and the positioning pins are used for positioning and butt joint, so that the optical fibers can be accurately butt-jointed with the optical passages matched with each other, and the optical fibers can be stably and reliably spliced and matched, and the optical signal transmission performance is improved.

The present invention will be further explained with reference to the drawings and the embodiments.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a first structural schematic diagram of an optical fiber connection plug according to an embodiment of the present invention;

fig. 2 is a second structural schematic diagram of an optical fiber connection plug according to an embodiment of the present invention;

fig. 3 is an elevation view of an optical fiber connection plug provided by an embodiment of the present invention;

fig. 4 is a sectional view taken in the direction B-B in fig. 3.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. Specific meanings of the above terms in the embodiments of the present invention can be understood by those of ordinary skill in the art according to specific situations.

In an embodiment of the present invention, as shown in fig. 1 to 4, there is provided an optical fiber connection plug, including:

the plug comprises a plug body, the thickness of the plug body is 1.10-1.20 millimeters, the width of the plug body is 7.8-8.0 millimeters, symmetrical bulges at two ends of the plug body are formed with side plates 11, fixed blocks 12 horizontally extend on the side plates 11, an optical fiber insertion groove 13 is formed at the front end of the plug body in a concave mode, an optical fiber insertion hole 14 is formed in the plug body and penetrates through the optical fiber insertion groove 13, the front end of the plug body is located, and positioning holes 15 are formed in two sides of the optical fiber insertion groove 13 in a penetrating mode and used for being matched with positioning pins to conduct positioning butt joint.

Specifically, the thickness of the plug body is 1.15 millimeters, the width of the plug body is 7.9 millimeters, the thickness of the fixing block 12 is 0.445 millimeters, and the fixing block 12 is arranged in a square structure. Likewise, the side plates 11 are arranged in a flat square configuration. All be provided with curb plate 11 at the left and right-hand member of plug body to the horizontal extension has fixed block 12 on the curb plate 11 to make things convenient for optical fiber connection plug and optical fiber connector assembly fixed, and then increase connection stability between them, thereby guarantee that light signal can stable transmission.

In one embodiment of the present invention, as shown in fig. 1 to 4, the diameter of the positioning hole 15 is 0.7 mm. Specifically, locating hole 15 is the circular structure setting to the hole depth of locating hole 15 is the same with plug body length, and locating hole 15 diameter is 0.7 millimeter, and for conventional fiber optic plug, this fiber optic connection plug's locating hole 15 aperture reduces along with self volume reduces, can also guarantee that optic fibre and the accurate butt joint of the optical path of mutual matching, guarantees that optic fibre is pegged graft the cooperation steadily and reliably, thereby improves optical signal transmission performance. In addition, the number of the positioning holes 15 is two, and the positioning holes are respectively positioned from two ends of the plug body at the same time, so that the stable and reliable insertion and matching of the optical fibers can be ensured, and the optical signal transmission performance is more stable.

In an embodiment of the present invention, as shown in fig. 1 to 4, the upper surface of the plug body is flush with the upper surface of the fixing block 12. Specifically, adopt this structure aim at, when guaranteeing to be connected more stable between optic fibre connecting plug and the fiber connector, can also guarantee that optic fibre connects plug upper surface smooth, make the operator have a good use and feel.

In an embodiment of the present invention, as shown in fig. 1 to 4, the thickness of the plug body is the same as the thickness of the side plate 11, and the thickness of the plug body is greater than the thickness of the fixing block 12.

In an embodiment of the present invention, as shown in fig. 1 to 4, the plug body, the side plate 11 and the fixing block 12 are an integrally formed structure.

In an embodiment of the present invention, as shown in fig. 1 to 4, the optical fiber insertion slot 13 includes an inner slot wall 131 facing the opening of the optical fiber insertion slot 13, a slot bottom wall 133 connected to the lower end of the inner slot wall 131, and a slot top wall 132 opposite to the slot bottom wall, the optical fiber insertion slot 14 is disposed on the inner slot wall 131, the slot bottom wall 133 is close to the protruding optical fiber guiding seat 134 formed on one end of the inner slot wall 131, the two opposite ends of the optical fiber guiding seat 134 contact with the slot top wall 132, a square cavity 135 has been disposed on the optical fiber guiding seat 134 corresponding to the optical fiber insertion slot 14, and the square cavity 135 corresponds to the optical fiber insertion slot 14 and is provided with a guiding slot 136.

Specifically, the square cavity 135 formed in the optical fiber guide seat 134 faces twelve optical fiber insertion holes 14, by which bare fibers can be quickly and accurately inserted into the optical fiber insertion holes 14, and the bottom surface of the square cavity 135 is provided with the guide grooves 136, each guide groove 136 corresponds to one optical fiber insertion hole 14, so that the number of the guide grooves 136 is twelve, and the guide grooves 136 are used for guiding and separating the bare fibers and enabling the bare fibers to enter the optical fiber insertion holes 14. The guiding groove 136 also has the function of conveniently fixing glue, so that the glue can stay in the guiding groove 136, thereby fixing the bare fiber. In addition, the guide groove 136 can reduce the use of glue, and the bare fiber can be fixed in the guide groove 136 and the optical fiber jack 14 only by a small amount of glue, so that the use is very convenient and the cost is saved.

In addition, the optical fiber guide 134 and the plug body are integrally formed.

In addition, the junction of the groove bottom wall 133 and the front surface of the plug body, and the junction of the groove top wall 132 and the front surface of the plug body are chamfered, which facilitates the introduction of bare fibers into the fiber insertion groove 13.

In an embodiment of the present invention, as shown in fig. 1 to 4, the plug body upper end corresponds to the guiding groove 136 and is provided with a dispensing hole 16, and the dispensing hole 16 is communicated with the optical fiber insertion slot 13. Specifically, the dispensing holes 16 are arranged in a square structure, and the dispensing holes 16 are communicated with the square cavity 135. In addition, the dispensing hole 16 faces the guide groove 136 and is located right above the guide groove 136, and glue is dripped from the dispensing hole 16 and can reach the guide groove 136 directly, so that the glue can be dripped quickly and accurately, and the purpose of fixing bare fibers is achieved.

In an embodiment of the present invention, as shown in fig. 1 to 4, the optical fiber jack 14 includes an entering section 141 and an exiting section 142 which are communicated with each other, the opening of the entering section 141 is located on the inner wall 131 of the groove, the aperture of the entering section 141 is gradually reduced from front to back, and the opening of the exiting section 142 is located at the rear end of the plug body. Specifically, the bare fiber enters the entrance section 141, passes through the exit section 142, and finally exits the exit section 142. The aperture of the entering section 141 is gradually reduced from front to back, which is beneficial to the bare fiber entering the penetrating section 142 and the bare fiber being rapidly inserted.

In an embodiment of the present invention, as shown in fig. 1 to 4, the plug body has a length of 4 mm.

The utility model has simple and reasonable structure and ingenious design, and the side plates 11 and the fixed blocks 12 are formed at the two opposite ends of the plug body, so that the optical fiber connecting plug can play a role of fixing when being inserted into the optical fiber connector, thereby increasing the connection stability between the optical fiber connecting plug and the optical fiber connector; meanwhile, the optical fiber connecting plug is small in size and suitable for data centers and optical path devices in a high-density environment, so that the optical fiber connecting plug is more space-saving in use, stronger in applicability and more capable of saving production cost; the positioning hole 15 and the positioning pin are used for positioning and butt joint, so that the optical fibers can be accurately butted with the optical passages matched with each other, and the optical fibers can be stably and reliably spliced and matched, so that the optical signal transmission performance is improved.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way. The invention is not limited to the embodiments described herein, but is capable of other embodiments according to the invention, and may be used in various other applications, including, but not limited to, industrial, or industrial. Therefore, the equivalent changes made according to the shape, structure and principle of the present invention should be covered in the protection scope of the present invention.

Claims

1. A fiber optic connector plug, comprising:

2. An optical fibre connection plug as claimed in claim 1 in which the alignment holes are 0.7 mm in diameter.

3. An optical fiber connection plug according to claim 1, wherein the upper surface of the plug body is flush with the upper surface of the retention block.

4. An optical fiber connector plug according to claim 1, wherein said plug body thickness is the same as said side plate thickness, said plug body thickness being greater than said retention block thickness.

5. An optical fiber connecting plug according to claim 1, wherein the plug body, the side plates and the fixing block are of an integrally formed structure.

6. The optical fiber connection plug according to claim 1, wherein the optical fiber insertion slot includes an inner slot wall facing the opening of the optical fiber insertion slot, a bottom slot wall connected to a lower end of the inner slot wall, and a top slot wall opposite to the bottom slot wall, the optical fiber insertion hole is formed in the inner slot wall, an optical fiber guide seat is formed at one end of the bottom slot wall close to the inner slot wall in a protruding manner, opposite ends of the optical fiber guide seat are in contact with the top slot wall, a square cavity is formed in the optical fiber guide seat corresponding to the optical fiber insertion hole, and a guide slot is formed in the square cavity corresponding to the optical fiber insertion hole.

7. The optical fiber connecting plug according to claim 6, wherein a dispensing hole is formed at the upper end of the plug body corresponding to the guide groove, and the dispensing hole is communicated with the optical fiber insertion groove.

8. The optical fiber connection plug of claim 6, wherein the optical fiber insertion hole comprises an entrance section and an exit section that are communicated with each other, the entrance section opening is located on the inner wall of the groove, the entrance section aperture gradually decreases from front to back, and the exit section opening is located at the rear end of the plug body.

9. An optical fibre connection plug as claimed in claim 1 wherein the plug body is 4 mm in length.