阅读说明：本技术 一种多安装方式的光纤快速连接器 (Optical fiber quick connector with multiple installation modes ) 是由 陈锐 于 2020-12-29 设计创作，主要内容包括：本发明公开了一种多安装方式的光纤快速连接器,其包括外壳,所述外壳底部开设有向所述外壳顶部延伸的开口,所述外壳在所述开口处的底部设置有异形端头；光纤连接组件；所述光纤连接组件包括陶瓷头、导纤头、旋转导管以及密封保护套,所述密封保护套上设置有与所述异形端头所配合的卡接口以及镜像设置在所述密封保护套上的卡接孔；以及；尾盖,所述尾盖上镜像设置有卡接头,所述卡接头与所述卡接孔配合连接；本发明结构简单,可实现通过旋转一个动作达到光纤头安装的效果,并且相互之间均可拆卸,具有良好的可更换性,而且其具有良好的光纤防脱落性能。(The invention discloses a multi-mounting-mode optical fiber quick connector which comprises a shell, wherein an opening extending towards the top of the shell is formed in the bottom of the shell, and a special-shaped end head is arranged at the bottom of the opening of the shell; an optical fiber connection assembly; the optical fiber connecting assembly comprises a ceramic head, a fiber guide head, a rotary guide pipe and a sealing protective sleeve, wherein a clamping interface matched with the special-shaped end head and a clamping hole arranged on the sealing protective sleeve in a mirror image mode are arranged on the sealing protective sleeve; and; the tail cover is provided with a clamping head in a mirror image mode, and the clamping head is connected with the clamping hole in a matched mode; the invention has simple structure, can realize the effect of installing the optical fiber head by rotating one action, can be disassembled mutually, has good replaceability and good optical fiber anti-falling performance.)

1. The utility model provides an optic fibre quick connector of many mounting means which characterized in that: comprises that

The shell (100), the bottom of the shell (100) is provided with an opening (101) extending to the top of the shell (100), and the bottom of the shell (100) at the opening (101) is provided with a special-shaped end (102);

a fiber optic connection assembly (200); the optical fiber connecting assembly (200) comprises a ceramic head (201), a fiber guide head (202), a rotary guide pipe (203) and a sealing protective sleeve (204), wherein a clamping interface (204a) matched with the special-shaped end head (102) and a clamping hole (204b) arranged on the sealing protective sleeve (204) in a mirror image mode are arranged on the sealing protective sleeve (204); and;

tail-hood (300), mirror image is provided with joint (301) on tail-hood (300), joint (301) with joint hole (204b) cooperation is connected.

2. The multi-mount fiber optic quick connector of claim 1, wherein: tail-hood (300) one end is cylindric, and the other end is hollow round platform, joint (301) set up on hollow round platform end inner wall, joint (301) with tail-hood (300) link is the cylinder type, and the other end is the hemisphere type, hemisphere type end and cylinder end radius are less than the internal diameter of joint hole (204 b).

3. The multi-mount fiber optic quick connector of claim 2, wherein: the special-shaped end socket comprises a sealing protective sleeve (204), a special-shaped end head (102), a clamping opening (204a) matched with the special-shaped end head (102), a semi-open cylindrical clamping groove (204a-1) is formed in the rectangular block and faces the ceramic head (201), the diameter of the clamping groove (204a-1) is larger than that of the special-shaped end head (102), the opening width of the clamping groove (204a-1) is smaller than that of the cylindrical end head on the special-shaped end head (102), and the clamping groove (204a-1) is made of carbon spring steel.

4. The multi-mount fiber optic quick connector of claim 3, wherein: the ceramic head (201) top is solid cake form, and the bottom is hollow cylinder (201a), be provided with a plurality of rings of first screw thread (201b) on the surface of hollow cylinder (201a), hollow cylinder (201a) diameter is greater than lead fine head (202), ceramic head (201) accessible hollow cylinder (201a) directly cup joints on leading fine head (202).

5. The multi-installation optical fiber quick connector as claimed in any one of claims 1 to 4, wherein: the utility model discloses a fiber guide device, including the first end of leading fine head (202), lead fine head (202) solid cylinder type, be provided with one on leading fine head (202) follow lead fine head (202) top run through to lead the first fibre channel (202a) of fine head (202) bottom, lead fine head (202) bottom surface and be provided with a plurality of rings second screw thread (202b), lead fine head (202) and pass through second screw thread (202b) with rotatory pipe (203) are connected.

6. The multi-mount fiber optic quick connector of claim 5, wherein: the rotating conduit (203) comprises a first tube body (203a) close to one end of the ceramic head (201) and a second tube body (203b) at the other end, the first tube body (203a) and the second tube body (203b) are integrally connected, the second tube body (203a) is provided with a first accommodating space (203a-1) and a second accommodating space (203a-2), one end of the second accommodating space (203a-2) is located in the first tube body (203a), the other end of the second accommodating space (203a-2) is located in the second tube body (203b), a third thread (203a-3) matched with the first thread (201b) located on the ceramic head (201) is arranged in the first accommodating space (203a-1), and a second thread (202b) located on the fiber guide head (202) is arranged on the inner wall of the second accommodating space (203a-2) A fourth thread (203a-4) engaged.

7. The multi-mount fiber optic quick connector of claim 6, wherein: a second optical fiber channel (203b-1) with a diameter larger than that of the first optical fiber channel (202a) is arranged in the second tube body (203b), and the diameter of the first tube body (203a) is larger than that of the second tube body (203 b).

8. The multi-mount fiber optic quick connector of claim 7, wherein: the rotary guide pipe (203) is fixedly connected with the sealing protective sleeve (204), the upper end of the sealing protective sleeve (204) is provided with a third accommodating space (204c) matched with the second pipe body (203b), the lower end of the sealing protective sleeve is provided with a third optical fiber channel (204d), the third fiber channel (204d) has a larger diameter than the second fiber channel (203b-1), a trapezoid space is arranged on the third optical fiber channel (204d), a movable trapezoid block (204e) is arranged in the trapezoid space on the third optical fiber channel (204d), a column-shaped hole (204e-1) is arranged on the wall of the movable ladder platform block (204e) in a mirror image manner, the angle between the column-shaped hole (204e-1) and the center line of the movable ladder table block (204e) is 45 degrees, and an elliptical locking block (204e-2) is arranged in the column-shaped hole (204 e-1).

9. The multi-mount fiber optic quick connector of claim 8, wherein: the movable ladder block (204d) is provided with a through hole (204e-3) penetrating through the movable ladder block (204e), and the diameter of the through hole (204e-3) is consistent with that of the third optical fiber channel (204 d).

10. The multi-mount fiber optic quick connector of claim 9, wherein: an elastic part (201c) is arranged at the edge of the bottom surface of the solid round cake end of the ceramic head (201) in a mirror image mode, one end of the elastic part is connected with the bottom surface of the solid round cake end of the ceramic head (201), the other end of the elastic part is provided with an elastic cap (201c-1), and a hollow cylinder is arranged outside the elastic part (201 c); a jack matched with the bullet cap (201c-1) is arranged at the edge of the top end face of the sealing protective sleeve (204); v-shaped holes are formed in the connection ends of the first optical fiber channel (202a) and the second optical fiber channel (203b-1) and the connection ends of the second optical fiber channel (203b-1) and the third optical fiber channel (204 d).

Technical Field

The invention relates to the technical field of optical fiber accessories, in particular to an optical fiber quick connector with multiple installation modes.

Background

The optical fiber quick connector realizes the butt joint of the optical fibers by compressing the ends of the two optical fibers. Generally, a tail fiber is pre-buried in an insert core in a quick connector, a user manufactures an optical fiber to be inserted into the quick connector on site according to needs, ends of two optical fibers are butted in a V-shaped groove, high transparent liquid is dripped into a joint to improve light permeability, then a gland is covered on the V-shaped groove, and the gland is squeezed by a metal sleeve with a bayonet to compress the optical fibers in the V-shaped groove.

This kind of optic fibre needs the assistance of a great deal of professional instrument to go on, and gland end and ceramic head end structure are complicated, unable split, and wherein certain part damages and will lead to whole connector to change, secondly, when using metal sleeve extrusion gland, need professional instrument just can promote it to apply the extrusion force to the gland, these professional instruments carry comparatively inconveniently, and it is troublesome to bring unnecessary for optic fibre work of continuing.

Disclosure of Invention

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. In this section, as well as in the abstract and the title of the invention of this application, simplifications or omissions may be made to avoid obscuring the purpose of the section, the abstract and the title, 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-mentioned problems with the conventional optical fiber quick connector.

Accordingly, it is an object of the present invention to provide a multi-mount fiber optic quick connector.

In order to solve the technical problems, the invention provides the following technical scheme: the bottom of the shell is provided with an opening extending to the top of the shell, and the bottom of the shell at the opening is provided with a special-shaped end head;

an optical fiber connection assembly; the optical fiber connecting assembly comprises a ceramic head, a fiber guide head, a rotary guide pipe and a sealing protective sleeve, wherein a clamping interface matched with the special-shaped end head and a clamping hole arranged on the sealing protective sleeve in a mirror image mode are arranged on the sealing protective sleeve; and;

the mirror image is provided with the joint head on the tail cover, the joint head with the joint hole cooperation is connected.

As a preferable aspect of the multi-installation optical fiber quick connector of the present invention, wherein: the tail cover is characterized in that one end of the tail cover is cylindrical, the other end of the tail cover is a hollow circular truncated cone, the clamping joint is arranged on the inner wall of the end of the hollow circular truncated cone, the connecting end of the clamping joint and the tail cover is cylindrical, the other end of the clamping joint is hemispherical, and the radius of the hemispherical end and the radius of the cylindrical end are smaller than the inner diameter of the clamping hole.

As a preferable aspect of the multi-installation optical fiber quick connector of the present invention, wherein: the special-shaped end and the shell contact end are in a trapezoidal shape, the special-shaped end and the shell contact end are not cylindrical, a clamping port matched with the special-shaped end is a rectangular block extending outwards on one side wall of the sealing protective sleeve, a semi-open cylindrical clamping groove is formed in the rectangular block in the direction towards the ceramic head, the diameter of the clamping groove is larger than that of the cylindrical end on the special-shaped end, the opening width of the clamping groove is smaller than that of the cylindrical end on the special-shaped end, and the clamping groove is made of carbon spring steel.

As a preferable aspect of the multi-installation optical fiber quick connector of the present invention, wherein: the ceramic head top is solid cake form, and the bottom is hollow cylinder, be provided with a plurality of rings of first screw thread on hollow cylinder's the surface, hollow cylinder diameter is greater than lead fine head, the ceramic head accessible hollow cylinder directly cup joints lead on the fine head.

As a preferable aspect of the multi-installation optical fiber quick connector of the present invention, wherein: the solid cylinder type of fiber guide head, the overhead follow that is provided with of leading the fine head top of leading runs through to the first fibre channel of leading fine head bottom, lead fine head bottom surface and be provided with a plurality of rings of second screw thread, lead fine head and pass through the second screw thread with rotatory pipe connection.

As a preferable aspect of the multi-installation optical fiber quick connector of the present invention, wherein: the rotary guide pipe comprises a first pipe body close to one end of the ceramic head and a second pipe body at the other end of the ceramic head, the first pipe body and the second pipe body are integrally connected, a first accommodating space and a second accommodating space are arranged on the second pipe body, one end of the second accommodating space is located in the first pipe body, the other end of the second accommodating space is located in the second pipe body, third threads matched with the first threads on the ceramic head are arranged in the first accommodating space, and fourth threads matched with the second threads on the fiber head are arranged on the inner wall of the second accommodating space.

As a preferable aspect of the multi-installation optical fiber quick connector of the present invention, wherein: and a second optical fiber channel with the diameter larger than that of the first optical fiber channel is arranged in the second pipe body, and the diameter of the first pipe body is larger than that of the second pipe body.

As a preferable aspect of the multi-installation optical fiber quick connector of the present invention, wherein: the rotary guide pipe is fixedly connected with the sealing protective sleeve, the upper end of the sealing protective sleeve is provided with a third accommodating space matched with the second pipe body, the lower end of the sealing protective sleeve is provided with a third optical fiber channel, the diameter of the third optical fiber channel is larger than that of the second optical fiber channel, a trapezoidal space is arranged on the third optical fiber channel, a movable ladder table block is arranged in the trapezoidal space on the third optical fiber channel, a cylindrical hole is arranged on the wall of the movable ladder table block in a mirror image mode, the cylindrical hole is formed in an included angle with the central line of the movable ladder table block, and an oval locking block is arranged in the cylindrical hole.

As a preferable aspect of the multi-installation optical fiber quick connector of the present invention, wherein: the movable ladder platform block is provided with a through hole penetrating through the movable ladder platform block, and the diameter of the through hole is consistent with that of the third optical fiber channel.

As a preferable aspect of the multi-installation optical fiber quick connector of the present invention, wherein: an elastic piece is arranged at the edge of the bottom surface of the solid round cake end of the ceramic head in a mirror image mode, one end of the elastic piece is connected with the bottom surface of the solid round cake end of the ceramic head, an elastic cap is arranged at the other end of the elastic piece, and a hollow cylinder is arranged outside the elastic piece; the edge of the top end face of the sealing protective sleeve is provided with an insertion hole matched with the bullet cap; v-shaped holes are formed in the connecting ends of the first optical fiber channel and the second optical fiber channel and between the second optical fiber channel and the third optical fiber channel.

The invention has the beneficial effects that: the invention has simple structure, can realize the effect of installing the optical fiber head by rotating one action, can be disassembled mutually, has good replaceability and good optical fiber anti-falling performance.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed 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 to obtain other drawings based on these drawings without inventive exercise. Wherein:

FIG. 1 is a schematic overall external view of a multi-mount fiber optic quick connector of the present invention.

FIG. 2 is an exploded view of the components of the multi-mount fiber optic quick connector of the present invention.

FIG. 3 is a cross-sectional view of the multi-mounting mode fiber optic quick connector of the present invention showing a cross-sectional view of the structure of the connector assembly.

FIG. 4 is a cross-sectional view and a partial enlarged view of the multi-mount fiber optic quick connector of the present invention in a fully assembled state.

Fig. 5 is a schematic cross-sectional view of a ceramic head and a fiber guiding head of the multi-installation optical fiber quick connector of the present invention.

FIG. 6 is a schematic cross-sectional view of a rotating conduit of the multi-mount fiber optic quick connector of the present invention.

FIG. 7 is a schematic view of the appearance of the sealing boot of the multi-installation fiber optic quick connector of the present invention.

FIG. 8 is a schematic cross-sectional view of the sealing boot of the multi-mount fiber optic quick connector of the present invention.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

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 practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Furthermore, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is 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.

Furthermore, the present invention is described in detail with reference to the drawings, and in the detailed description of the embodiments of the present invention, the cross-sectional view illustrating the structure of the device is not enlarged partially according to the general scale for convenience of illustration, and the drawings are only exemplary and should not be construed as limiting the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

Example 1

Referring to fig. 1 to 8, a schematic diagram of an overall structure of a multi-installation-mode optical fiber quick connector is provided, as shown in fig. 1 and 2, the multi-installation-mode optical fiber quick connector includes a housing 100, an opening 101 extending to a top of the housing 100 is formed at a bottom of the housing 100, and a special-shaped end 102 is disposed at a bottom of the housing 100 at the opening 101; an optical fiber connection assembly 200; the optical fiber connecting assembly 200 comprises a ceramic head 201, a fiber guide head 202, a rotary guide pipe 203 and a sealing protective sleeve 204, wherein a clamping interface 204a matched with the special-shaped end head 102 and a clamping hole 204b arranged on the sealing protective sleeve 204 in a mirror image manner are arranged on the sealing protective sleeve 204; and; the tail cover 300 is provided with a clamping joint 301 in a mirror image mode on the tail cover 300, and the clamping joint 301 is matched and connected with the clamping hole 204 b.

The shell 100 is a square shell, and it can directly cup joint on the optical fiber connection assembly 200 to the opening 101 can play a spacing effect, and it can be so that the joint hole 204b aligns with the special-shaped end 102 and is connected, can not shift, and the opening 101 can provide a track space that lets the special-shaped end 102 reciprocate in addition.

Specifically, one end of the tail cover 300 is cylindrical, the other end of the tail cover 300 is a hollow circular truncated cone, the clamping head 301 is arranged on the inner wall of the end of the hollow circular truncated cone, the connecting end of the clamping head 301 and the tail cover 300 is cylindrical, the other end of the clamping head is hemispherical, and the radius of the hemispherical end and the radius of the cylindrical end are smaller than the inner diameter of the clamping hole 204 b; when the tail cover 300 is sleeved upwards, the clamping connector 301 slides into the clamping hole 204b, so that an effect of fixedly connecting the tail cover 300 is achieved; the contact end of the special-shaped end 102 and the shell 100 is in a trapezoid shape, the contact end of the special-shaped end 102 and the shell 100 is not in a cylindrical shape, a clamping opening 204a matched with the special-shaped end 102 is a rectangular block extending outwards on one side wall of the sealing protective sleeve 204, a semi-open cylindrical clamping groove 204a-1 is formed in the rectangular block in the direction towards the ceramic head 201, the diameter of the clamping groove 204a-1 is larger than that of the cylindrical end on the special-shaped end 102, the opening width of the clamping groove 204a-1 is smaller than that of the cylindrical end on the special-shaped end 102, the clamping groove 204a-1 is made of carbon spring steel, and due to the fact that the spring steel has certain elasticity, connection between the clamping groove 204a-1 and the special-shaped end 102 is detachable, and detachment between the shell 100 and.

Further, the top end of the ceramic head 201 is a solid cake shape, the bottom end is a hollow cylinder 201a, the outer surface of the hollow cylinder 201a is provided with a plurality of circles of first threads 201b, the diameter of the hollow cylinder 201a is larger than that of the fiber guide head 202, the ceramic head 201 can be directly sleeved on the fiber guide head 202 through the hollow cylinder 201a, the fiber guide head 202 is a solid cylinder, the fiber guide head 202 is provided with a first optical fiber channel 202a penetrating from the top end of the fiber guide head 202 to the bottom end of the fiber guide head 202, the outer surface of the bottom end of the fiber guide head 202 is provided with a plurality of circles of second threads 202b, the fiber guide head 202 is connected with a rotary conduit 203 through the second threads 202b, the rotary conduit 203 comprises a first pipe 203a close to one end of the ceramic head 201 and a second pipe 203b at the other end, the first pipe 203a and the second pipe 203b are integrally connected, the second pipe 203a is provided with a first accommodating space 203a-1 and a-2, one end of the second accommodating space 203a-2 is positioned in the first pipe 203a, the other end of the second accommodating space 203a-2 is positioned in the second pipe 203b, a third thread 203a-3 matched with the first thread 201b positioned on the ceramic head 201 is arranged in the first accommodating space 203a-1, a fourth thread 203a-4 matched with the second thread 202b positioned on the fiber guide head 202 is arranged on the inner wall of the second accommodating space 203a-2, a second optical fiber channel 203b-1 with the diameter larger than that of the first optical fiber channel 202a is arranged in the second pipe 203b, and the diameter of the first pipe 203a is larger than that of the second pipe 203 b.

The rotary conduit 203 is fixedly connected with the sealing protective sleeve 204, the upper end of the sealing protective sleeve 204 is provided with a third accommodating space 204c matched with the second tube 203b, the lower end is provided with a third optical fiber channel 204d, the diameter of the third optical fiber channel 204d is larger than that of the second optical fiber channel 203b-1, the third optical fiber channel 204d is provided with a trapezoid-shaped space, the trapezoid-shaped space on the third optical fiber channel 204d is provided with a movable trapezoid block 204e, the wall of the movable trapezoid block 204e is provided with a cylindrical hole 204e-1 in a mirror image manner, the cylindrical hole 204e-1 and the center line of the movable trapezoid block 204e form an included angle of 45 degrees, the cylindrical hole 204e-1 is provided with an elliptical locking block 204e-2, the movable trapezoid block 204d is provided with a through hole 204e-3 penetrating through the movable trapezoid block 204e, the diameter of the through hole 204e-3 is consistent with that of the third optical fiber channel 204d, an elastic piece 201c is arranged at the edge of the bottom surface of the solid round cake end of the ceramic head 201 in a mirror image mode, one end of the elastic piece is connected with the bottom surface of the solid round cake end of the ceramic head 201, an elastic cap 201c-1 is arranged at the other end of the elastic piece, and a hollow cylinder is arranged outside the elastic piece 201 c; the edge of the top end face of the sealing protective sleeve 204 is provided with an insertion hole matched with the bullet cap 201 c-1; wherein the screw-thread fit between each part is the syntropy rotation cooperation, and when the tail-hood 300 with sealed protective sheath 204 joint cooperation back up, rotatory tail-hood 300 can realize the locking cooperation between each part.

The movable ladder block 204e can move in a ladder-shaped space in a small range, the locking block 204e-2 in the column-shaped hole 204e-1 on the movable ladder block 204e can play a role of locking and clamping after the optical fiber is inserted, because one end of the optical fiber inserted into the connector is thin, when the optical fiber is inserted until a section of optical fiber with a protective skin layer contacts the locking block 204e-2, the locking block 204e-2 can clamp the locking block 204e-2, and when the optical fiber is inserted inwards, the optical fiber is inserted inwards due to friction force to drive the movable ladder block 204e to move towards the ceramic head 201, when the movable ladder block 204e abuts against the upper end of the ladder-shaped space, the locking block 204e-2 completely blocks the optical fiber, at the moment, when the optical fiber retreats, the movable ladder block 204e is driven to move downwards, and then when the locking block 204e-2 abuts against the bottom end of the column-shaped hole 204-1, the fiber is not dropped because it is caught by the locking piece 204 e-2.

Furthermore, the connecting ends between the first optical fiber channel 202a and the second optical fiber channel 203b-1, and between the second optical fiber channel 203b-1 and the third optical fiber channel 204d are all provided with V-shaped holes, wherein the V-shaped holes at the connecting positions between the channels are mirror images of each other, the V-shaped holes not only play a role of guiding, but also facilitate the insertion of the optical fibers during assembly, avoid the embarrassment of misaligned holes during threading, and effectively prevent the situation that the optical fibers are worn when being pushed onto each component due to misalignment in the insertion process.

The specific operation mode is as follows:

the first operation mode is a split charging type, a tail cover 300 is sleeved on an optical fiber, then a sealing protective sleeve 204 and a rotary tube 203 which are connected in an integrated manner are sleeved on the optical fiber, at the moment, a surface layer of the optical fiber is clamped by a locking piece 204e-2, then a fiber guide head 202 is sleeved on the tail cover, the tail cover 300 is connected with the sealing protective sleeve 204, then the tail cover 300 is rotated, as the clamping joint 301 is connected with the clamping hole 204b, the tail cover 300 can be rotated at the moment, the sealing protective sleeve 204 is driven to rotate, the connection between the rotary guide tube 203 and the fiber guide head 202 is realized through thread matching, at the moment, the optical fiber is inserted inwards until one end of the optical fiber exceeds the fiber guide head 202, then a certain length of the optical fiber is reserved, then the ceramic head 201 is sleeved on the ceramic head, at the moment, the tail cover 300 is rotated again, so that the connection between the ceramic head 201 and the rotary guide tube 203 is, at the moment, the optical fiber is possibly redundant in length and can be slightly bent, so that the optical fiber can be slightly retreated and point alignment is carried out again, and the bending rate of the optical fiber is minimum; and then sleeved onto the housing 100.

The second mode is a preassembly mode, each component is preassembled through threads, only simple threaded connection is carried out, at the moment, fixed-length cutting is carried out on the optical fiber, the exposed optical fiber part of the exposed optical fiber part, which is stripped of the sheath and the protective layer, is equal to the total length of the first optical fiber channel and the second optical fiber channel, and after the ceramic head 201 and the rotary guide pipe 203 are assembled, the sum of the total lengths of the residual distances between the end head of the ceramic head 201 and the end head of the guide fiber head 202 is the same, at the moment, the cut fixed-length optical fiber can be directly inserted into the connector, then the tail cover 300 is connected with the sealing protective sleeve 204, then the rotary guide pipe 203 and the guide fiber head 202 are connected by rotating the tail cover 300, and then the shell.

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-mentioned embodiments are only 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, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.