CN212965525U

CN212965525U - Optical fiber extender

Info

Publication number: CN212965525U
Application number: CN202022197306.4U
Authority: CN
Inventors: 曹堪忠; 刘平诗
Original assignee: Shenzhen Tin Out Electronic Technology Co ltd
Current assignee: Shenzhen Tin Out Electronic Technology Co ltd
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2021-04-13
Anticipated expiration: 2030-09-29

Abstract

The utility model relates to a photoelectric signal conversion equipment technical field provides an optical fiber extender, locate including casing and lid apron on the casing. The optical fiber extender comprises a housing, a cover plate and a dustproof assembly, wherein an accommodating space is formed between the housing and the cover plate, a first optical fiber interface is arranged on the housing, a second optical fiber interface is arranged on the cover plate, the dustproof assembly is arranged in the accommodating space, and the dustproof assembly comprises a dustproof cover which slides in the accommodating space and can block the first optical fiber interface. When the dustproof cover is used, an operator opens the dustproof cover of the dustproof assembly by using one hand, namely the dustproof cover is moved from the first optical fiber interface, the first optical fiber interface is deblocked and is communicated with the second optical fiber interface, at the moment, the operator can operate by two hands to install the optical fibers, and the dustproof cover is clamped between the shell and the cover plate, so that the dustproof cover cannot fall off from the shell. In the whole process, an operator can open or close the dustproof cover only by one hand, the problem that the dustproof cover falls off is not needed to be worried about, and the dustproof cover is more convenient to use.

Description

Optical fiber extender

Technical Field

The utility model relates to a photoelectric signal conversion equipment technical field especially provides an optical fiber extender.

Background

In an optical signal transmission system and an optical-electrical signal conversion apparatus, a physical interface connecting optical signals is an optical fiber interface. Whether the end face of the optical fiber in the optical fiber interface is clean or not affects the energy of the optical signal, and affects the performance and reliability of the optical signal transmission system and the photoelectric conversion equipment. In general, when the optical fiber interface is not used, an independent plug-in type dust plug or an automatic elastic reset dust cap is needed to prevent dust from entering the end face of the optical fiber and protect eyes from being burnt by laser emitted from the optical fiber.

In the actual construction environment, plug-in type dust plug has a bit of shortcoming: before the optical fiber interface is inserted into the optical fiber jumper, the plug-in type dustproof plug needs to be pulled out, the plug-in type dustproof plug is generally a single component and is easy to lose, and when the optical fiber interface is not used, spare parts cannot be found, so that dust can enter the optical fiber interface. The automatic elastic reset protective cover has the following defects: constructors need to operate with two hands simultaneously, one hand is turned over and presses the dustproof cover, and the other hand can be inserted into the optical fiber jumper wire, so that operation is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an optical fiber extender aims at solving the inconvenient problem of shield of current optical fiber extender.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides an optical fiber extender, includes the casing and covers and locates apron on the casing, the casing with form the accommodation space between the apron, first optical fiber interface has been seted up on the casing, set up on the apron with the corresponding second optical fiber interface of first optical fiber interface, optical fiber extender is still including locating dustproof subassembly in the accommodation space, dustproof subassembly include in gliding and the shutoff in the accommodation space the shield of first optical fiber interface.

The utility model has the advantages that: the utility model provides an optical fiber extender, operating personnel utilize the one hand to open the shield of subassembly that prevents dust when using, and the shield moves from first optical fiber kneck promptly, and first optical fiber interface deblocking is linked together with second optical fiber interface, and at this moment, but operating personnel both hands operation carries out the installation of optic fibre, because the shield presss from both sides and locates between casing and the apron, consequently, can not drop from the casing. In the whole process, an operator can open or close the dustproof cover only by one hand, the problem that the dustproof cover falls off is not needed to be worried about, and the dustproof cover is more convenient to use.

In one embodiment, the dust-proof cover includes a cover body, a guide block disposed on the cover body, and a handle disposed on the guide block, a sliding groove for accommodating the guide block is disposed on an end surface of the housing facing the cover plate, and an open slot for the handle to penetrate through is disposed on the cover plate.

In one embodiment, the dust-proof assembly further comprises a guide rod penetrating through the guide block, and the guide rod is installed in the sliding groove.

In one embodiment, the dustproof assembly further comprises a telescopic abutting mechanism, and the telescopic abutting mechanism is mounted in the sliding groove and abuts against the guide block to limit the position of the guide block in the sliding groove.

In one embodiment, the inner wall of the sliding groove is provided with a mounting hole, the telescopic abutting mechanism comprises an elastic element arranged in the mounting hole and an ejector pin arranged on the elastic element, and the guide block is provided with a plurality of pits matched with the ejector pin.

In one embodiment, one end of the thimble far away from the elastic piece is hemispherical.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions 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 it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is an exploded view of an optical fiber extender according to an embodiment of the present invention;

fig. 2 is a schematic structural view of an optical fiber extender according to an embodiment of the present invention in a state where a dust cap is closed;

fig. 3 is a schematic structural view of an optical fiber extender according to an embodiment of the present invention in an open state of a dust cap;

fig. 4 is a partial cross-sectional view of an optical fiber extender according to an embodiment of the present invention;

fig. 5 is another partial cross-sectional view of an optical fiber extender according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

the optical fiber connector comprises a shell 10, a cover plate 20, a first optical fiber interface 10a, a second optical fiber interface 20a, a dustproof assembly 30, a dustproof cover 31, a cover body 311, a guide block 312, a handle 313, a sliding groove 10b, an open groove 20b, a guide rod 32, a telescopic abutting mechanism 40, a mounting hole 10c, an elastic piece 41, an ejector pin 42 and a concave 31 a.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

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

Furthermore, 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 implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1 to 3, the optical fiber extender of the present application includes a housing 10 and a cover plate 20 covering the housing 10. An accommodating space is formed between the housing 10 and the cover plate 20, a first optical fiber interface 10a is disposed on the housing 10, a second optical fiber interface 20a corresponding to the first optical fiber interface 10a is disposed on the cover plate 20, the optical fiber extender further includes a dust-proof component 30 disposed in the accommodating space, and the dust-proof component 30 includes a dust-proof cover 31 sliding in the accommodating space and capable of plugging the first optical fiber interface 10 a.

The utility model provides an optical fiber extender, operating personnel utilize one hand to open dustproof cover 31 of subassembly 30 that prevents dust when using, and dustproof cover 31 moves away from first optical fiber interface 10a promptly, and first optical fiber interface 10a deblocking is linked together with second optical fiber interface 20a, and at this moment, but operating personnel bimanualness carries out the installation of optic fibre, because dustproof cover 31 presss from both sides and locates between casing 10 and the apron 20, consequently, can not drop from casing 10. In the whole process, an operator can open or close the dust cover 31 only by one hand, the problem that the dust cover 31 falls off is not needed to be worried about, and the dust cover is more convenient to use.

Referring to fig. 1, 4 and 5, in an embodiment, the dust cap 31 includes a cap body 311, a guide block 312 disposed on the cap body 311, and a handle 313 disposed on the guide block 312, an end surface of the housing 10 facing the cover plate 20 is provided with a sliding slot 10b for accommodating the guide block 312, and the cover plate 20 is provided with an opening slot 20b for the handle 313 to penetrate through. It can be understood that the guide block 312 makes the cover 311 move horizontally in the accommodating space under the limit of the sliding slot 10 b. In order to facilitate the operator to dial with one hand, a handle 313 is provided on the guide block 312, and the opening direction of the opening groove 20b is the same as the moving direction of the guide block 312.

Referring to fig. 1, 4 and 5, in one embodiment, the dust-proof assembly 30 further includes a guide rod 32 penetrating the guide block 312, and the guide rod 32 is installed in the sliding groove 10 b. It will be appreciated that, in order to improve the stability of the sliding of the guide block 312 in the chute 10b, the guide block 312 is positioned by the guide rod 32 a second time, i.e. the guide block 312 slides on the guide rod 32 and the outer contour of the guide block 312 is limited by the chute 10 b.

Referring to fig. 1, 4 and 5, in an embodiment, the dust-proof assembly 30 further includes a telescopic abutting mechanism 40, and the telescopic abutting mechanism 40 is installed in the sliding slot 10b and abuts against the guide block 312 to limit the position of the guide block 312 in the sliding slot 10 b. It should be understood that the retractable abutting mechanism 40 is used to limit the cover 311 at a specific position, and prevent the cover 311 from sliding freely in the chute 10 b.

Specifically, referring to fig. 1, fig. 4 and fig. 5, a mounting hole 10c is formed on an inner wall of the sliding slot 10b, the telescopic abutting mechanism 40 includes an elastic member 41 disposed in the mounting hole 10c and an ejector pin 42 disposed on the elastic member 41, and the guide block 312 is formed with a plurality of concave pits 31a adapted to the ejector pin 42. It will be appreciated that the elastic element 41 allows the thimble 42 to move telescopically inside the mounting hole 10c and to abut against the recess 31a, thus limiting the sliding of the guide block 312. Preferably, referring to the figures, two concave recesses 31a are formed on the guide block 312. Wherein, when the end of the thimble 42 is abutted against one of the concave pits 31a, the cover plate 20 is fixed in position and seals the first optical fiber interface 10a, and when the end of the thimble 42 is abutted against the other concave pit 31a, the cover plate 20 is fixed in position and is removed from the first optical fiber interface 10a,

preferably, referring to fig. 1, 4 and 5, the end of the thimble 42 away from the elastic element 41 is hemispherical. It will be appreciated that the end of spike 42 is hemispherical to facilitate sliding out of recess 31a, i.e. to avoid full retention of spike 42 in recess 31 a.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. An optical fiber extender, comprising: locate including casing and lid apron on the casing, the casing with form the accommodation space between the apron, first optical fiber interface has been seted up on the casing, set up on the apron with the corresponding second optical fiber interface of first optical fiber interface, the optic fibre extender is still including locating dustproof subassembly in the accommodation space, dustproof subassembly include in gliding and the shutoff of accommodation space the shield of first optical fiber interface.

2. The fiber extender of claim 1, wherein: the shield includes the lid, locates guide block on the lid and locating handle on the guide block, the casing orientation the terminal surface of apron is seted up and is used for the holding the spout of guide block, set up the confession on the apron the open slot that the handle wore to establish.

3. The fiber extender of claim 2, wherein: the dustproof assembly further comprises a guide rod penetrating through the guide block, and the guide rod is installed in the sliding groove.

4. The fiber extender of claim 2, wherein: the dustproof assembly further comprises a telescopic abutting mechanism, and the telescopic abutting mechanism is installed in the sliding groove and abuts against the guide block to limit the position of the guide block in the sliding groove.

5. The fiber extender of claim 4, wherein: the telescopic abutting mechanism comprises an elastic piece arranged in the mounting hole and an ejector pin arranged on the elastic piece, and the guide block is provided with a plurality of pits matched with the ejector pin.

6. The fiber extender of claim 5, wherein: the thimble is kept away from the one end of elastic component is the hemisphere.