CN214795294U - Novel optical fiber movable connector - Google Patents

Abstract

The utility model discloses a novel optical fiber movable connector, which comprises a connector main body, a shell component and an inner connecting component, wherein the shell component is arranged at the outer side of the connecting component; the push-pull assembly is connected with the inner connecting part and comprises a fixed rear end, a movable front end and a V-shaped push-pull rod, and the fixed rear end is connected with the movable front end in a matched manner; and the elastic pressing assembly comprises a pressure-resistant spring and an optical fiber sleeve, the pressure-resistant spring and the optical fiber sleeve are arranged inside the inner connecting part, and the optical fiber sleeve is connected with the movable front end. The utility model discloses beneficial effect: the utility model has the advantages that the push-pull rod is arranged at the rear end of the fixing device, so that the structure effectively ensures that the push-pull handle can realize effective movement when rotating; be provided with the resistance to compression spring in adapting unit simultaneously, the setting of spring passageway still can maintain at the axial direction to the power of tooth portion, can not deflect because of the crooked production of spring, consequently, the utility model discloses can effectively carry out plug-in connection to optic fibre.

Description

Novel optical fiber movable connector

Technical Field

The utility model relates to a fiber connector field, in particular to connect fiber connector of many optical fibers or ribbon fiber.

Background

With the continuous development of communication technology, optical fiber transmission is increasingly applied to communication systems. In an optical fiber communication transmission link, flexible connection between different modules, equipment and systems is often required, but optical signal transmission is different from electrical signal transmission, and the ends of two optical fibers cannot be directly twisted together.

The existing optical fiber movable connector needs to be tightly inserted into an internal inserting needle in order to ensure firm connection with an optical fiber, and meanwhile, the weight of the optical fiber movable connector is far smaller than that of the whole optical fiber due to the fact that the optical fiber movable connector is compared with the optical fiber, so that the optical fiber movable connector and the whole optical fiber can deviate under the influence of certain external force, stable transmission of optical signals is seriously influenced, even the connection part is damaged, and the connection is troublesome again.

At the same time, when the two fiber optic connectors are mated, the ferrule on the connector moves slightly rearward and compresses the spring to ensure good contact between the end faces of the fibers. The aforementioned fiber optic connectors that connect multiple optical fibers may not be aligned when mated, among other reasons, the springs may bend, causing a side load or moment to be applied to the ferrule.

Therefore, it is an urgent need to solve the above problems by those skilled in the art to develop an optical fiber connector that is easy to connect and stable to plug.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section and in the abstract of the specification and the title of the application to avoid obscuring the purpose of this section, the abstract of the specification and the title of the application, and such simplifications or omissions are not intended to limit the scope of the invention.

The present invention has been made in view of the above and/or other problems occurring in the conventional negative pressure drainage devices.

Therefore, one of the objects of the present invention is to provide an optical fiber connector, which is more stable and accurate in the optical fiber connection process.

In order to solve the technical problem, the utility model provides a following technical scheme: the connector body of the optical fiber connector comprises a shell part and an inner connecting part, wherein the shell part is arranged on the outer side of the connecting part; the push-pull assembly is connected with the inner connecting part and comprises a fixed rear end, a movable front end and a V-shaped push-pull rod, the fixed rear end is connected with the movable front end in a matched mode, and the push-pull rods are arranged on two sides of the fixed rear end; and the elastic pressing assembly comprises a pressure-resistant spring and an optical fiber sleeve, the pressure-resistant spring and the optical fiber sleeve are arranged inside the inner connecting part, and the optical fiber sleeve is connected with the movable front end.

As an optimized solution of the optical fiber connector of the present invention, wherein: the inner connecting part comprises a fixed rear end, a pressure-resistant spring, a movable front end and an optical fiber sleeve, wherein a meshing protrusion is arranged outside the fixed rear end, a meshing opening is formed in the rear end of the shell part, and the meshing protrusion is matched with the meshing opening.

As an optimized solution of the optical fiber connector of the present invention, wherein: the upper side and the lower side of the fixed rear end are provided with rotating shafts, the upper side and the lower side of the movable front end are provided with sliding groove shafts, one end of the push-pull rod is connected with the rotating shafts in a rotating mode through a solid long handle, and the other end of the push-pull rod is provided with an arc-shaped sliding groove which is connected with the sliding groove shafts in a sliding mode.

As an optimized solution of the optical fiber connector of the present invention, wherein: push-pull openings for horizontal movement of the push-pull rods are arranged on the left side and the right side of the shell component, and long grooves for accommodating the sliding groove shafts to slide up and down are arranged on the upper inner side and the lower inner side of the shell component.

As an optimized solution of the optical fiber connector of the present invention, wherein: the inside spring passageway of placing resistance to compression spring that is provided with of in-connection part, the inside spring base station that is provided with of fixed rear end, it presses the platform to remove the inside spring that sets up of front end, resistance to compression spring is pressed a platform axial fixity by spring base station and spring.

As an optimized solution of the optical fiber connector of the present invention, wherein: the front end face of the movable front end is provided with a positioning bolt, and the rear end face of the optical fiber sleeve is provided with a pin hole through which the positioning bolt passes.

As an optimized solution of the optical fiber connector of the present invention, wherein: the rear end of the optical fiber sleeve is fixed by the shell component, and the front end of the optical fiber sleeve extends out of the shell component.

As an optimized solution of the optical fiber connector of the present invention, wherein: the internal connection part rear end is connected with the collar, fixed rear end rear portion is provided with the rear end pipe, collar front end and rear end pipe threaded connection, and the fixed optic fibre of rear end.

As an optimized solution of the optical fiber connector of the present invention, wherein: the radius of the circle where the push-pull rod sliding groove is located is larger than the distance from the rotating shaft to the sliding groove shaft on the same side, and the circle center of the circle where the push-pull rod sliding groove is located on the extension line of the connecting line of the rotating shaft and the sliding groove shaft.

As an optimized solution of the optical fiber connector of the present invention, wherein: and a fixing bulge is arranged inside the push-pull rod sliding groove.

The utility model has the advantages that: the push-pull rod is arranged at the fixed rear end of the utility model, the structure effectively ensures that the front end can be moved effectively along the fixed rear end when the push-pull rod rotates by a small angle; be provided with resistance to compression spring and spring passage simultaneously in the adapting unit for the spring still can maintain at the axial direction to the power of tooth portion, can not deflect because of the crooked production of spring, consequently, the utility model discloses can effectively carry out plug-in connection to optic fibre.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced 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 that other drawings can be obtained according to these drawings without inventive labor. Wherein:

fig. 1 is a schematic view of the overall structure of the first, second and third embodiments of the optical fiber connector of the present invention.

Fig. 2 is a schematic diagram of the inner connecting components according to the first, second and third embodiments of the optical fiber connector of the present invention.

Fig. 3 is a partial schematic view of a fixed rear end and a movable front end according to a second and third embodiments of the fiber-optic movable connector of the present invention.

Fig. 4 is a schematic view of a second and a third embodiments of the optical fiber ferrule provided in the optical fiber connector of the present invention.

Fig. 5 is a schematic view of the housing member according to the first, second and third embodiments of the optical fiber connector of the present invention.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanying 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, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Furthermore, the references herein to "one embodiment" or "an embodiment" refer to a particular feature, structure, or characteristic that may be included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Example 1

Referring to fig. 1 to 5, for a first embodiment of the present invention, a schematic diagram of an overall structure of a novel optical fiber connector is provided, as shown in fig. 1, the overall structure of the present invention includes a connector main body 100, including a housing part 101 and an inner connecting part 102, the housing part 101 is disposed outside the connecting part 102; a push-pull assembly 200 connected to the inner connecting part 100, comprising a fixed rear end 201, a movable front end (202) and a V-shaped push-pull rod 203, wherein the fixed rear end 201 is connected to the movable front end 202 in a matching manner, and the push-pull rod 203 is disposed on two sides of the fixed rear end 202; and a biasing assembly 300 comprising a compression spring 301 and a fiber ferrule 302, both disposed within the inner coupling member 201, the fiber ferrule 302 being coupled to the moving front end 202.

Specifically, the utility model provides an optical fiber connector comprises connector main part 100, push-and-pull subassembly 200 and suppress subassembly 300, and connector main part 100, including shell part 101, interior connecting part 102, shell part 101 set up in connecting part 102's the outside, interior connecting part 102 is including fixed rear end 201, resistance to compression spring 301 and removal front end 202 and fiber sleeve 302, and fixed rear end 201 outside is provided with the protruding 103 of meshing, and shell part 101 rear end is provided with meshing opening 104, and the protruding 103 of meshing is mutually supported with meshing opening 104. Fixed rear end 201 one end is fixed in the inner connecting part bottom, and the other end moves front end 202 towards fiber sleeve direction sliding connection, and fixed rear end 201 and move front end 202 surface both sides are equipped with fixed arch and displacement arch in corresponding position department symmetry, and the push-and-pull handle design is "V" type handle 203, and its both sides can realize the steady removal under displacement hole and the protruding cooperation of displacement to realize the zonulae occludens with optic fibre.

Further, wherein the ribbon fiber can be threaded through the collar, the inner connecting member, and inserted into the fiber optic ferrule 302 from the opening, the end segments of the individual fibers of the ribbon fiber can be inserted into the openings of the fiber optic ferrule 302, respectively. The utility model discloses an optical fiber connector can insert the optic fibre adapter of corresponding isotype, and wherein optic fibre adapter can be the visible optic fibre adapter on the market, therefore does not describe its structure here. Utilize the optic fibre adapter of corresponding isotype, this practical fiber connector can dock with the fiber connector who is located the subtend.

The operation process is as follows: the user passes the optical fiber through the bundle ring, the fixed rear end, the compression spring and the movable front end, inserts the optical fiber into the optical fiber sleeve from the opening, inserts the housing member to be in butt joint with the optical fiber connector positioned opposite to the optical fiber sleeve, and controls the optical fiber to be matched by adjusting the push-pull rod 203.

Example 2

The second embodiment of the present invention refers to fig. 1 to 5, and the embodiment is different from the first embodiment: the inner connecting part 102 comprises a fixed rear end 201, a compression-resistant spring 301, a movable front end 202 and a fiber sleeve 302, wherein the fixed rear end 201 is externally provided with an engaging protrusion 103, the rear end of the housing part 101 is provided with an engaging opening 104, and the engaging protrusion 103 is matched with the engaging opening 104; the upper side and the lower side of the fixed rear end 201 are provided with rotating shafts 204, the upper side and the lower side of the movable front end 202 are provided with sliding groove shafts 205, one end of the push-pull rod 203 is in rotating connection with the rotating shafts 204 by adopting a solid long handle, and the other end is provided with an arc-shaped sliding groove which is in sliding connection with the sliding groove shafts 205; the left and right sides of the housing member 101 are provided with push-pull openings 105 through which the push-pull rod moves horizontally, and the upper and lower inner sides are provided with long grooves 206 for accommodating the sliding groove shafts 205 to slide up and down.

Specifically, in this embodiment, one end of the rear end 201 is fixed to the rear side of the inner connecting member 102, the other end is facing the optical fiber ferrule and slidably connecting the front end 202, the two sides of the surfaces of the rear end 201 and the front end 202 are symmetrically provided with a rotating shaft 204 and a sliding shaft 205 at corresponding positions, the push-pull rod 203 is designed as a "V" shaped handle, the two ends are rotatably mounted on the rotating shaft 204, the two sides are provided with sliding grooves with arc-shaped holes at corresponding positions with the sliding shaft 205, and the sliding grooves are limited by the sliding shaft 205, the radius of the circle where the sliding grooves are located is not equal to the distance from the rotating shaft 204 to the sliding shaft 205, the structure is such that when the push-pull rod 203 rotates around the rotating shaft 204, the two sides can move the front end 202 along the rear end 201 under the cooperation of the sliding grooves and the sliding shaft 205, and the pin plate is driven by the front end 202 to move, a tight connection with the optical fiber is achieved.

Example 3

The second embodiment of the present invention refers to fig. 2 to 5, and the embodiment is different from the first embodiment: a spring channel 303 for placing a compression spring 301 is arranged inside the inner connecting part 102, a spring base 304 is arranged inside the fixed rear end 201, a spring pressing table 305 is arranged inside the movable front end 202, and the compression spring 301 is axially fixed by the spring base 304 and the spring pressing table 305; the front end face of the movable front end 202 is provided with a positioning latch 306, and the rear end face of the optical fiber sleeve 302 is provided with a pin hole 307 through which the positioning latch 306 passes. The fiber ferrule 302 is fixed at a rear end by the housing member 101 and extends at a front end out of the housing member 101. Inner connecting member 102 has a rear end connected to collar 106, a rear end pipe 201a is provided behind fixed rear end 201, and front end of collar 106 is screwed to rear end pipe 201a, and an optical fiber is fixed to the rear end.

Specifically, the fiber optic connector in this case includes a fiber ferrule, a spring base, and a spring press, wherein the collar is capable of reinforcing the strength of the optical fiber. The inner connecting part 102 is provided with a spring channel 303 for placing a compression spring 301 therein, the fixed rear end 201 is provided with a spring base 304 therein, the movable front end 202 is provided with a spring pressing platform 305 therein, the compression spring 301 is axially fixed by the spring base 304 and the spring pressing platform 305, when the spring is bent, the force applied by the spring to the tooth part can still be maintained in the axial direction, therefore, the optical fiber ferrule will not deflect due to the bending of the spring, and can still be aligned and connected with the opposite optical fiber connector.

Meanwhile, two pairs of positioning pins longitudinally extend from the front surface of the movable front end to position the optical fiber sleeve in a matching way; the ferrule may be a multi-fiber ferrule having a substantially rectangular cross-section. The ferrule is longitudinally elongated and has a front end face and an opposite rear end face. Four round openings are formed on the rear end face and are respectively used for inserting four positioning pins at the movable front end. The optical fiber sleeve opening can allow the ribbon fiber to be inserted, and the tail sections of the optical fibers of the ribbon fiber are respectively inserted into the openings. The fiber ferrule is pushed into the housing by the moving front end, and the front end face of the fiber ferrule is pushed out of the housing.

It is important to note that the construction and arrangement of the present application as shown in the various exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperatures, pressures, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter recited in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of this invention. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present inventions. Therefore, the present invention is not limited to a particular embodiment, but extends to various modifications that nevertheless fall within the scope of the appended claims.

Moreover, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those unrelated to the presently contemplated best mode of carrying out the invention, or those unrelated to enabling the invention).

It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure, without undue experimentation.

It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims (10)

1. A novel optical fiber connector is characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

a connector main body (100) including a housing member (101) and an inner connection member (102), the housing member (101) being disposed outside the inner connection member (102);

the push-pull assembly (200) is connected with the inner connecting part (102) and comprises a fixed rear end (201), a movable front end (202) and a V-shaped push-pull rod (203), the fixed rear end (201) is connected with the movable front end (202) in a matched mode, and the push-pull rod (203) is arranged on two sides of the fixed rear end (201); and the number of the first and second groups,

a snap assembly (300) comprising a compression spring (301) and a fiber optic ferrule (302) both disposed within the inner coupling member (102), the fiber optic ferrule (302) being coupled to the moving front end (202).

2. The fiber optic pigtail of claim 1, wherein: the inner connecting part (102) comprises a fixed rear end (201), a compression-resistant spring (301), a movable front end (202) and an optical fiber sleeve (302), an engaging protrusion (103) is arranged outside the fixed rear end (201), an engaging opening (104) is arranged at the rear end of the housing part (101), and the engaging protrusion (103) and the engaging opening (104) are matched with each other.

3. The fiber optic pigtail of claim 2, wherein: rotating shafts (204) are arranged on the upper side and the lower side of the fixed rear end (201), sliding groove shafts (205) are arranged on the upper side and the lower side of the movable front end (202), one end of the push-pull rod (203) is in rotating connection with the rotating shafts (204) through a solid long handle, and an arc-shaped sliding groove is formed in one end of the push-pull rod and is in sliding connection with the sliding groove shafts (205).

4. The fiber optic pigtail of claim 3, wherein: push-pull openings (105) for horizontally moving push-pull rods are arranged on the left side and the right side of the shell component (101), and long grooves (206) for accommodating the sliding groove shafts (205) to slide up and down are arranged on the upper inner side and the lower inner side.

5. The fiber optic pigtail of claim 4, wherein: inside spring passageway (303) of placing resistance to compression spring (301) that is provided with of interior connecting part (102), fixed rear end (201) inside is provided with spring base station (304), it presses platform (305) to move the inside spring that sets up of front end (202), resistance to compression spring (301) are pressed platform (305) axial fixity by spring base station (304) and spring.

6. The fiber optic pigtail of claim 5, wherein: the front end face of the movable front end (202) is provided with a positioning bolt (306), and the rear end face of the optical fiber sleeve (302) is provided with a pin hole (307) through which the positioning bolt (306) passes.

7. The fiber optic pigtail of claim 6, wherein: the rear end of the optical fiber sleeve (302) is fixed by the shell part (101), and the front end of the optical fiber sleeve extends out of the shell part (101).

8. The fiber optic pigtail of claim 7, wherein: the rear end of the inner connecting part (102) is connected with a binding ring (106), a rear end pipe (201a) is arranged at the rear part of the fixed rear end (201), the front end of the binding ring (106) is in threaded connection with the rear end pipe (201a), and an optical fiber is fixed at the rear end.

9. The optical fiber connector according to any one of claims 1 to 8, wherein: the radius of a circle where the sliding groove of the push-pull rod (203) is located is larger than the distance from the rotating shaft (204) to the sliding groove shaft (205) on the same side, and the circle center of the circle where the sliding groove of the push-pull rod (203) is located on an extension line of a connecting line of the rotating shaft (204) and the sliding groove shaft (205).

10. The fiber optic pigtail of claim 9, wherein: and a fixed bulge (203a) is arranged in the sliding groove of the push-pull rod (203).

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