CN218037449U - Simple connector and connector assembly - Google Patents

Abstract

The utility model relates to a simple and easy connector and connector assembly, it includes: the main body is provided with an accommodating cavity, the accommodating cavity penetrates through the main body along the axis direction of the main body, a limiting groove is arranged in the accommodating cavity, the main body is also provided with an installation opening, and the installation opening penetrates through at least one side of the main body along the radial direction of the main body; the lock pin is installed in the accommodating cavity from the installation opening, the lock pin is sleeved with a spring, and the spring and at least part of the lock pin are accommodated in the limiting groove so as to limit the axial position of the lock pin. The embodiment of the utility model provides a pair of simple and easy connector and connector assembly, because lock pin and spring can be directly installed in the main part from the installing port, the axial movement amount of lock pin can be restricted to the spacing groove of main part, and the lock pin can connect optic fibre, satisfies optical connector's user demand, spare part is less, and connector's simple structure, small to occupation space is less.

Description

Simple connector and connector assembly

Technical Field

The utility model relates to the field of communication technology, in particular to simple connector and connector assembly.

Background

With the rapid development of the communication industry, signal connectors such as optical connectors, electrical connectors, or optoelectronic connectors have been widely used.

In the related art, the optical connector is used as a standard connector, which can realize detachable connection between optical fibers, but the current standard optical connector has a large volume, a complex structure and a large occupied space.

Therefore, there is a need for a simplified connector and connector assembly that overcomes the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model provides a simple and easy connector and connector assembly to the optical connector of standard is bulky among the solution correlation technique, and the structure is complicated, the great problem of occupation space.

In a first aspect, a simplified connector is provided, which includes: the main body is provided with an accommodating cavity, the accommodating cavity penetrates through the main body along the axis direction of the main body, a limiting groove is arranged in the accommodating cavity, the main body is also provided with an installation opening, and the installation opening penetrates through at least one side of the main body along the radial direction of the main body; the lock pin is installed in the accommodating cavity from the installation opening, the lock pin is sleeved with a spring, and the spring and at least part of the lock pin are accommodated in the limiting groove so as to limit the axial position of the lock pin.

In some embodiments, the ferrule has a first positioning portion, and the main body has a second positioning portion corresponding to the first positioning portion, and the second positioning portion cooperates with the first positioning portion to limit the rotation of the ferrule.

In some embodiments, the first detent portion comprises a detent and the second detent portion comprises a detent cantilever projecting into the detent.

In some embodiments, the main body is further provided with at least two limiting arms, the at least two limiting arms are respectively located at two opposite sides of the ferrule, and the at least two limiting arms surround a limiting cavity, and the ferrule is at least partially accommodated in the limiting cavity to limit the radial displacement of the ferrule.

In some embodiments, the body is provided with a boss, and the boss and the limiting arm enclose the limiting groove.

In some embodiments, a butt joint portion is disposed at one end of the main body, a gap is disposed between the butt joint portion and the limiting arm, and an avoidance space is disposed at one side of the butt joint portion of the main body, and the avoidance space is disposed radially outside the limiting arm.

In some embodiments, the main body has a stopping surface inside the accommodating cavity, and the stopping surface is used for preventing the insert core from radially dropping out of the accommodating cavity.

In some embodiments, the main body is further provided with an insertion opening for inserting an optical fiber, the insertion opening penetrates at least one side of the main body along a radial direction of the main body, the insertion opening is communicated with the accommodating cavity, and the width of the insertion opening is gradually reduced towards an axial direction close to the main body along the radial direction.

In some embodiments, the main body is provided with a buckling arm, and the buckling arm is used for buckling and fixing with the butting piece.

In a second aspect, a connector assembly is provided, which includes the simple connector described above, and an adapter that mates with the simple connector.

The utility model provides a beneficial effect that technical scheme brought includes:

the embodiment of the utility model provides a simple and easy connector and connector assembly, because lock pin and spring can be directly installed in the main part from the installing port, the axial movement amount of lock pin can be restricted to the spacing groove of main part, and the lock pin can connect optic fibre, satisfies optical connector's user demand, spare part is less, and the simple structure of connector, small to occupation space is less.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments 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 a simple connector according to an embodiment of the present invention;

fig. 2 is a schematic combination diagram of a simple connector according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of another view angle of a simple connector according to an embodiment of the present invention;

fig. 4 is a schematic top view of a simplified connector according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a simplified connector according to an embodiment of the present invention, as viewed from the front and back;

fig. 6 is a schematic structural view of a simplified connector according to an embodiment of the present invention, as seen from the back to the front;

fig. 7 is a schematic structural diagram of a main body according to an embodiment of the present invention;

fig. 8 is a schematic structural diagram of another view angle of the main body according to the embodiment of the present invention;

fig. 9 is a schematic cross-sectional view of a simplified connector according to an embodiment of the present invention;

fig. 10 is a schematic cross-sectional view of a simplified connector at an insertion opening according to an embodiment of the present invention;

fig. 11 is a schematic cross-sectional view of a connector assembly according to an embodiment of the present invention;

fig. 12 is a schematic perspective view of an adapter according to an embodiment of the present invention;

fig. 13 is a schematic cross-sectional view of an adapter according to an embodiment of the present invention.

In the figure:

1. a main body; 11. an accommodating cavity; 111. a limiting groove; 112. a stop surface;

12. an installation port; 13. a second positioning portion; 14. a limiting arm; 141. a guide surface; 15. a boss; 16. a docking portion; 17. avoiding a space; 18. an insertion opening; 19. a clasping arm;

2. inserting a core; 21. a first positioning portion; 22. a protrusion;

3. a spring;

4. a body; 41. a first cavity; 42. a second cavity; 43. a third cavity; 44. locking and buckling positions; 45. fastening a buckle;

5. a ceramic sleeve; 6. locking the sliding block; 7. and a metal clamp spring.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The embodiment of the utility model provides a simple and easy connector and connector assembly, it can solve the optical connector of standard among the correlation technique bulky, and the structure is complicated, the great problem of occupation space.

Referring to fig. 1 to 3, a simple connector according to an embodiment of the present invention may include: the optical fiber connector comprises a main body 1, wherein the main body 1 is provided with a containing cavity 11, the containing cavity 11 penetrates through the main body 1 along the axial direction of the main body 1, the main body 1 can be provided with a front end face and a rear end face, the containing cavity 11 penetrates through the front end face forwards and the rear end face backwards so as to be convenient for connecting an optical fiber at the rear end, and the front end is butted with a butting piece (such as an adapter); a limiting groove 111 is arranged in the accommodating cavity 11, wherein the limiting groove 111 can play a limiting role, and the width of the limiting groove 111 in the radial direction can be greater than the width of other parts of the accommodating cavity 11 or smaller than the width of other parts of the accommodating cavity 11; the main body 1 further has a mounting opening 12, the mounting opening 12 penetrates at least one side of the main body 1 along the radial direction of the main body 1, that is, the mounting opening 12 may penetrate the top of the main body 1 along the radial direction, may penetrate both the top and the bottom, and may penetrate both the left and right sides of the main body 1; a ferrule 2, wherein the ferrule 2 can be mounted in the housing cavity 11 from the mounting opening 12, that is, the ferrule 2 can enter the housing cavity 11 from the mounting opening 12 along the radial direction when being mounted; and the ferrule 2 is sleeved with the spring 3, during assembly, the ferrule 2 and the spring 3 can be assembled together, and then the ferrule 2 and the spring 3 are assembled into the main body 1 together, when the ferrule 2 is mounted in the accommodating cavity 11, the spring 3 and the ferrule 2 can be at least partially accommodated in the limiting groove 111 to limit the axial position of the ferrule 2, so that the ferrule 2 cannot be separated from the accommodating cavity 11 along the axial direction, and the ferrule 2 cannot protrude forwards for a long time under the elastic force of the spring 3.

In this embodiment, since the main body 1 is provided with the mounting port 12, the ferrule 2 and the spring 3 can be radially mounted into the accommodating cavity 11 from the mounting port 12, and thus mounted in the main body 1, and the limiting groove 111 of the main body 1 can limit the axial movement amount of the ferrule 2, so that the ferrule 2 can move in a proper range, and the ferrule 2 can be connected with the optical fiber, the necessary features of the connector are integrated, and the use requirement of the optical connector is met; and reduces material costs and assembly costs.

Referring to fig. 1 and 2, in some embodiments, the ferrule 2 is provided with a first positioning portion 21, the main body 1 is provided with a second positioning portion 13 corresponding to the first positioning portion 21, that is, the first positioning portion 21 corresponds to the second positioning portion 13, and the second positioning portion 13 and the first positioning portion 21 cooperate with each other to limit the rotation of the ferrule 2. The first positioning portion 21 may be in direct contact with the second positioning portion 13, or may be in indirect contact with the second positioning portion 13, or a certain gap may be formed between the first positioning portion 21 and the second positioning portion 13; when the ferrule 2 tends to move around the axis of the main body 1, or swing up and down or swing left and right around the center of the ferrule 2, the second positioning portion 13 can prevent the first positioning portion 21 from moving or rotating, so that the rotation of the ferrule 2 is limited, the ferrule 2 is kept in the accommodating cavity 11 and is not easy to rotate randomly, and the optical fiber butt joint accuracy is guaranteed.

Referring to fig. 1, in some optional embodiments, the first positioning portion 21 may include a positioning groove, that is, a positioning groove may be disposed on the surface of the ferrule 2, where one or more positioning grooves may be disposed in the positioning groove, in this embodiment, two positioning grooves are preferably disposed and distributed on two opposite sides of the ferrule 2, and the second positioning portion 13 may include positioning cantilevers, where the number of the positioning cantilevers may correspond to the number of the positioning grooves, in this embodiment, two positioning cantilevers are also preferably disposed, and each positioning cantilever protrudes into the corresponding positioning groove. In this embodiment, set up first location portion 21 as the constant head tank, set up second location portion 13 as the location cantilever of cantilever form for lock pin 2 gets into the in-process of acceping chamber 11 in the installation, the location cantilever can be strutted, and after lock pin 2 got into and acceping chamber 11, the protruding entering constant head tank that gets into of location cantilever realized location and restriction lock pin 2 rotated, so set up, the installation of the lock pin 2 of being convenient for.

Of course, in other embodiments, the first positioning portion 21 may be in a cantilever shape, the second positioning portion 13 is in a groove structure, and the first positioning portion 21 protrudes into the second positioning portion 13 to realize positioning and limiting.

Referring to fig. 7 and 8, in addition to the above technical solutions, the main body 1 may further be provided with at least two limiting arms 14, and the limiting arms 14 may be disposed in front of the second positioning portion 13 or behind the second positioning portion 13, in this embodiment, it is preferable that the limiting arms 14 are disposed in front of the second positioning portion 13, and the number of the limiting arms 14 may be two or more; the at least two limiting arms 14 are respectively located at two opposite sides of the ferrule 2, and the at least two limiting arms 14 enclose a limiting cavity, where the limiting cavity may be circular or square, in this embodiment, the limiting cavity is preferably set to be circular matching with the outer contour shape of the ferrule 2, and the ferrule 2 is at least partially accommodated in the limiting cavity to limit radial displacement of the ferrule 2, where the at least two limiting arms 14 embrace the ferrule 2 from two opposite sides of the ferrule 2, and a small gap is left between the ferrule 2 and the inner walls of the limiting arms 14, the limiting cavity can limit displacement of the ferrule 2 in the left-right direction and can also limit displacement of the ferrule 2 in the up-down direction, that is, the distance of the two limiting arms 14 at the top of the limiting cavity is smaller than the diameter of the ferrule 2 at the top, so that the ferrule 2 cannot be separated from the top of the limiting cavity, and the top of the limiting cavity can block the ferrule 2.

Further, the tops of the limiting arms 14 at two opposite sides of the main body 1 may be spaced apart from each other to form the mounting opening 12, and the tops of the limiting arms 14 are provided with a guiding surface 141 (see fig. 5) at the mounting opening 12 for guiding during the installation of the ferrule 2.

Referring to fig. 7, in some embodiments, the main body 1 may be provided with a boss 15, and the boss 15 and the position-limiting arm 14 enclose the position-limiting groove 111. The boss 15 and the limiting arm 14 are arranged at an interval along the axial direction of the main body 1, the surface of the ferrule 2 may be provided with a protrusion 22, the front end of the protrusion 22 may contact the limiting arm 14, the rear end of the protrusion 22 may contact the spring 3, and the spring 3 and the protrusion 22 may be accommodated in the limiting groove 111. In this embodiment, the limiting arm 14 disposed on the main body 1 is used to form the limiting groove 111, and the main body 1 does not need to separately dispose a boss 15 in front of the protrusion 22 to form the limiting groove 111 with the boss 15 behind the spring 3, so that multiple purposes of the limiting arm 14 are achieved, and the number of components is reduced.

Referring to fig. 1 and 4, in some alternative embodiments, an end of the main body 1 may be provided with an abutting portion 16, and a gap is formed between the abutting portion 16 and the position-limiting arm 14, that is, the position-limiting arm 14 may be configured such that one end thereof is connected to the main body 1, so that the position-limiting arm 14 is in a cantilever state, and the elasticity of the position-limiting arm 14 can be improved; an avoidance space 17 is arranged on one side of the abutting part 16 of the main body 1, in this embodiment, the avoidance space 17 is located behind the abutting part 16, and the avoidance space 17 is radially arranged on the outer side of the limiting arm 14; through the setting of dodging space 17, for spacing arm 14 provides the space of deformation, when lock pin 2 gets into the in-process of acceping chamber 11 in the installation, lock pin 2 can strut spacing arm 14, and at this moment, spacing arm 14 can outwards expand and get into dodging in the space 17.

Further, it is preferred that the positioning cantilever is also located in the escape space 17, so as to achieve an elastic deformation of the positioning cantilever.

Referring to fig. 9, in some embodiments, the body 1 may be provided with a stop surface 112 in the receiving cavity 11, and the stop surface 112 is used for preventing the ferrule 2 from radially exiting the receiving cavity 11. The stop surface 112 may be located at the mounting opening 12, the stop surface 112 may be an arc surface, a plane, an inclined surface, or the like, and the stop surface 112 may prevent the ferrule 2 from being pulled out of the accommodating cavity 11 in the opposite direction of mounting.

Referring to fig. 6, 8 and 10, in some alternative embodiments, the main body 1 may further be provided with an insertion opening 18 for inserting an optical fiber, the insertion opening 18 may be provided at a middle rear section of the main body 1, and the insertion opening 18 penetrates at least one side of the main body 1 along a radial direction of the main body 1, wherein a penetrating direction of the insertion opening 18 may be the same as a penetrating direction of the installation opening 12, or may be different from the penetrating direction, and in this embodiment, it is preferable that the penetrating directions of the two are set to be the same direction; the insertion opening 18 is communicated with the accommodating cavity 11, and the optical fiber can be inserted into the ferrule 2 in the accommodating cavity 11 after entering the accommodating cavity 11 from the insertion opening 18; in the radial direction, the width of the insertion opening 18 gradually decreases towards the axial direction of the main body 1, so that the insertion opening 18 is trumpet-shaped; for example, when the insertion opening 18 penetrates the main body 1 from top to bottom, the size of the insertion opening 18 may be gradually reduced from top to bottom, or the size of an upper portion of the insertion opening 18 may be constant and the size of a lower portion may be gradually reduced to guide the installation of the optical fiber.

Referring to fig. 7, in some embodiments, the main body 1 may be provided with a retaining arm 19, wherein an integral retaining arm 19 may be provided, two independent retaining arms 19 may be provided, or a plurality of retaining arms 19, in this embodiment, it is preferable to provide one retaining arm 19 on each of two opposite sides of the main body 1, the retaining arms 19 are used for retaining and fixing with a docking component, and the docking component may be an adapter or other connector or other component. Preferably, the latching arm 19 may be provided with a protrusion or a groove structure to latch with a groove or a protrusion on the docking member; in the process of butting the main body 1 and the butting piece, the two buckling arms 19 can be pinched to enable the two buckling arms 19 to move towards the mutually approaching direction, so that the main body 1 and the butting piece can be conveniently inserted into and butted against each other, and after the main body 1 and the butting piece are mutually inserted into preset positions, the two buckling arms 19 can be loosened to enable the main body 1 and the butting piece to be mutually buckled together.

The embodiment of the utility model provides a simple and easy connector is when the equipment, can assemble spring 3 and lock pin 2 together earlier, then 2 slopes of lock pin, make the front end of lock pin 2 upwards, the rear end of lock pin 2 is downward, insert earlier the rear end of lock pin 2 from installing port 12 and accept in the chamber 11, and the rear end of lock pin 2 can be located inserted hole 18 below this moment, and the rear end of lock pin 2 can be stopped by inserted hole 18 and the stop face 112 of accepting chamber 11 interface department, make the rear end of lock pin 2 can not deviate from and accept chamber 11, then press the front end of lock pin 2, make the front end of lock pin 2 progressively get into from installing port 12 and accept in the chamber 11, meanwhile, spring 3 and arch 22 progressively get into spacing groove 111, until lock pin 2 and spring 3 accept in chamber 11, accomplish the equipment of connector.

Referring to fig. 11, the embodiment of the present invention further provides a connector assembly, which may include the above simple connector, and an adapter for butting with the simple connector, wherein the simple connector may adopt the solution of the simple connector provided in any of the above embodiments, and details are not repeated herein.

Referring to fig. 12 and 13, in some embodiments, the adapter may include a body 4, the body 4 has a first cavity 41, a second cavity 42 and a third cavity 43 inside, the first cavity 41 and the third cavity 43 are respectively located at two opposite sides of the second cavity 42, the second cavity 42 accommodates a ceramic sleeve 5 for inserting the ferrule 2, the first cavity 41 may be used for accommodating an outdoor connector, and the third cavity 43 is used for accommodating a simple connector.

Further, the body 4 can be provided with a locking buckle position 44, and the locking buckle position 44 can be matched with the buckling arm 19 on the simple connector to realize the locking of the adapter and the simple connector; the body can also be provided with a fastening buckle 45, and the fastening buckle 45 is used for being matched with the box body.

In some embodiments, the body 4 may further be provided with a locking slider 6, the locking slider 6 is sleeved with a metal snap spring 7, the locking slider 6 is used for being inserted into the outdoor connector, and locking of the locking slider 6 and the outdoor connector is achieved through the metal snap spring 7, so that the locking slider 6 is prevented from being removed from the outdoor connector.

In the description of the present invention, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

It is noted that, in the present invention, relational terms such as "first" and "second", and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.

The above description is only exemplary of the invention, and is intended to enable those skilled in the art to understand and implement the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. A simplified connector, characterized in that it comprises:

the main body (1), the main body (1) is provided with an accommodating cavity (11), the accommodating cavity (11) penetrates through the main body (1) along the axis direction of the main body (1), a limiting groove (111) is arranged in the accommodating cavity (11), the main body (1) is further provided with an installation opening (12), and the installation opening (12) penetrates through at least one side of the main body (1) along the radial direction of the main body (1);

the inserting core (2) is installed in the accommodating cavity (11) from the installing opening (12), the inserting core (2) is sleeved with a spring (3), and the spring (3) and the inserting core (2) are at least partially accommodated in the limiting groove (111) so as to limit the axial position of the inserting core (2).

2. A simplified connector as set forth in claim 1, wherein:

the ferrule (2) is provided with a first positioning portion (21), the main body (1) is provided with a second positioning portion (13) corresponding to the first positioning portion (21), and the second positioning portion (13) is matched with the first positioning portion (21) to limit the rotation of the ferrule (2).

3. A plain connector as defined in claim 2, wherein:

the first positioning portion (21) comprises a positioning groove, and the second positioning portion (13) comprises a positioning cantilever protruding into the positioning groove.

4. The easy connector of claim 1 or 2, characterized in that:

the main body (1) is further provided with at least two limiting arms (14), the at least two limiting arms (14) are respectively located on two opposite sides of the ferrule (2), a limiting cavity is defined by the at least two limiting arms (14), and at least part of the ferrule (2) is contained in the limiting cavity so as to limit radial displacement of the ferrule (2).

5. The easy connector of claim 4, wherein:

the main part (1) is provided with a boss (15), and the boss (15) and the limiting arm (14) enclose a limiting groove (111).

6. The easy connector of claim 4, wherein:

one end of main part (1) is equipped with butt joint portion (16), butt joint portion (16) with have the clearance between spacing arm (14), just main part (1) in one side of butt joint portion (16) is equipped with dodges space (17), dodge space (17) along radially set up in the outside of spacing arm (14).

7. A simplified connector as set forth in claim 1, wherein:

the main body (1) is provided with a stop surface (112) in the accommodating cavity (11), and the stop surface (112) is used for preventing the inserting core (2) from being pulled out of the accommodating cavity (11) along the radial direction.

8. A low-profile connector as defined in claim 1, wherein:

the main body (1) is further provided with an insertion opening (18) for inserting optical fibers, the insertion opening (18) penetrates through at least one side of the main body (1) along the radial direction of the main body (1), the insertion opening (18) is communicated with the accommodating cavity (11), and the width of the insertion opening (18) is gradually reduced towards the axial direction of the main body (1) along the radial direction.

9. A low-profile connector as defined in claim 1, wherein:

the main body (1) is provided with a buckling arm (19), and the buckling arm (19) is used for being buckled and fixed with the butt joint piece.

10. A connector assembly comprising a low-profile connector according to any one of claims 1 to 9 and an adapter for mating with the low-profile connector.

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