CN115079350B - Anti-loosening optical fiber adapter and application method thereof - Google Patents
Anti-loosening optical fiber adapter and application method thereof Download PDFInfo
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- CN115079350B CN115079350B CN202210806957.XA CN202210806957A CN115079350B CN 115079350 B CN115079350 B CN 115079350B CN 202210806957 A CN202210806957 A CN 202210806957A CN 115079350 B CN115079350 B CN 115079350B
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- 239000013307 optical fiber Substances 0.000 title claims abstract description 46
- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000009434 installation Methods 0.000 claims abstract description 58
- 230000008878 coupling Effects 0.000 claims abstract description 24
- 238000010168 coupling process Methods 0.000 claims abstract description 24
- 238000005859 coupling reaction Methods 0.000 claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 230000003044 adaptive effect Effects 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims description 47
- 230000000087 stabilizing effect Effects 0.000 claims description 30
- 239000003381 stabilizer Substances 0.000 claims description 7
- 239000000835 fiber Substances 0.000 claims description 6
- 239000013013 elastic material Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 11
- 230000007423 decrease Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/381—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres
- G02B6/3825—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres with an intermediate part, e.g. adapter, receptacle, linking two plugs
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/3833—Details of mounting fibres in ferrules; Assembly methods; Manufacture
- G02B6/3847—Details of mounting fibres in ferrules; Assembly methods; Manufacture with means preventing fibre end damage, e.g. recessed fibre surfaces
- G02B6/3849—Details of mounting fibres in ferrules; Assembly methods; Manufacture with means preventing fibre end damage, e.g. recessed fibre surfaces using mechanical protective elements, e.g. caps, hoods, sealing membranes
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/389—Dismountable connectors, i.e. comprising plugs characterised by the method of fastening connecting plugs and sockets, e.g. screw- or nut-lock, snap-in, bayonet type
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
The invention discloses an anti-loosening optical fiber adapter and a method, wherein the device comprises two installation shells, one ends of the two installation shells, which are close to each other, are provided with an adaptive coupling mechanism, one ends of the installation shells, which are far away from the coupling mechanism, are provided with joints, one ends, which are close to the coupling mechanism, of the outer walls of the two sides of the installation shells are respectively fixed with a fixing part, one ends of the fixing parts are provided with fixing holes which penetrate through, and a positioning rod is sleeved between the inner walls of the two adjacent fixing holes in a sliding way; the method comprises the following steps: the coupling mechanism is arranged at one end of the installation shell close to the fixing part, the joint is arranged at the other end of the installation shell, the two installation shells are clamped and fixed through the two matched coupling mechanisms, and the clamping piece is clamped into the clamping grooves of which the two sides of the two installation shells are overlapped. According to the invention, the clamping piece extends to four sides, so that the clamping piece can only be smoothed out, and the two mounting shells are fixed stably by matching with the positioning rod, so that the loosening is avoided.
Description
Technical Field
The invention relates to the technical field of optical fiber adapter management, in particular to an anti-loosening optical fiber adapter and a use method thereof.
Background
The optical fiber adapter is the most used optical passive device in the optical fiber communication system, and most of optical fiber connectors are composed of three parts, including two optical fiber connectors and a coupler, and two ends of the optical fiber connectors can be inserted into optical fiber connectors with different interface types for conversion among different interfaces.
Refer to the patent of publication number CN207965227U, it discloses the fiber adapter, it is by two installation shells splice constitution with the fiber adapter that uses among the prior art, be provided with the coupling mechanism that can connect between two installation shells, and constitute a complete coupler after the concatenation, the other end of installation shell is fixed with corresponding fiber connector, but only through joint or bolt fixed connection between two installation shells that general fiber adapter used, often in long-time use, the adapter whole and the optic fibre of connection can rock or the adapter receives the collision, easily cause the pine of fixed position and produce the clearance between two shells, can influence the life of internal coupler and joint.
Disclosure of Invention
Based on the technical problems in the background technology, the invention provides an anti-loosening optical fiber adapter and a use method thereof.
The invention provides an anti-loosening optical fiber adapter, which comprises two installation shells, wherein one ends of the two installation shells, which are close to each other, are provided with adaptive coupling mechanisms, one ends of the installation shells, which are far away from the coupling mechanisms, are provided with connectors, one ends of the outer walls of the two sides of the installation shells, which are close to the coupling mechanisms, are respectively fixed with a fixing part, one ends of the fixing parts are provided with fixing holes which penetrate through the fixing parts, positioning rods are sleeved between the inner walls of the two adjacent fixing holes in a sliding manner, two ends of the circumferential outer walls of the positioning rods are respectively connected with a positioning nut in a threaded manner, clamping grooves are respectively formed in the middle position of one end, which is close to the connectors, of the fixing part, the middle position of the outer wall of one side, and the corresponding positions of the top and the bottom of the fixing parts, clamping pieces are respectively arranged on the two sides of the two installation shells, the clamping pieces are matched with the clamping grooves on the same sides of the two installation shells, and the clamping pieces are arranged at positions between the fixing parts and the positioning nuts.
Further, the spacing groove has been seted up to one side outer wall that the fixed part is close to the fastener, and the fixed locating part that the elastic material preparation formed of the position fixing that one side outer wall of fastener corresponds with the spacing groove, arc structure's fixed slot has all been seted up to intermediate position between two adjacent fixed parts, constitute the fixed orifices between two fixed slots, one side threaded connection that the fixed orifices circumference inner wall is close to the fastener has the gim peg, the perforation has been seted up to the position that the fastener intermediate position corresponds with the fixed orifices, the through-hole with spacing groove intercommunication has been seted up to the one end that the gim peg was kept away from to the fixed slot, the inner wall threaded connection of through-hole has the connecting rod, the bottom of connecting rod outer wall and the outer wall meshing of gim peg.
Further, the one end outer wall that the connecting rod was kept away from to the locating part is fixed with a plurality of clamping portions, and the cross-section of clamping portion sets up to triangle-shaped structure, and one side that clamping portion kept away from the clamping portion sets up to horizontal plane, and the one end inner wall that the spacing groove is close to positioning nut is fixed with a plurality of auxiliary parts, and the cross-section of auxiliary part sets up to triangle-shaped structure, and one side that auxiliary part is close to the clamping portion sets up to horizontal plane, sets up to interval distribution between auxiliary part and the clamping portion.
Further, a plurality of annular mounting grooves are formed in the inner side of the outer wall of one end, close to the coupling mechanism, of the mounting shell, sealing grooves are formed between two adjacent mounting grooves, the mounting grooves and the sealing grooves between the two mounting shells are arranged to be distributed at intervals, a sealing gasket is arranged on the inner wall of one end of each mounting groove, one end of each sealing gasket extends out of each mounting groove, and the sealing gasket is matched with the position between one end, far away from each mounting groove, of each sealing gasket and each sealing groove.
Further, the sealing gasket is arranged to be horizontal near one side outer wall of the clamping piece, the sealing gasket is arranged to be inclined at one side outer wall of the clamping piece, the width of the sealing gasket is gradually reduced from one end of the mounting groove to one end of the sealing groove, a plurality of through grooves are formed in one side inner wall of the mounting groove and one side inner wall of the sealing groove, which is far away from the clamping piece, of the sealing gasket, the inner wall of the through grooves is fixedly provided with a heat conducting sheet, and a gap is reserved between the heat conducting sheet and the sealing gasket.
Further, the installation casing is kept away from the one end outer wall both sides of fixed part and all is provided with mobilizable extension rod, and the extension rod is close to one side of the joint and is kept away from the one end of fixed part and have been seted up the storage tank, and the one end that the fixed part was kept away from to the storage tank is rotated through the torsional spring and is connected with the stabilizer, and the one end that the fixed part was kept away from to the extension rod has the dog with the position joint that the stabilizer corresponds.
Further, the connecting cavity has all been seted up to the one end both sides that the fixed part was kept away from to the installation casing, and the inner wall sliding connection in connecting cavity has the connecting plate, and the one end that the extension rod is close to the fixed part and the outer wall fixed connection of connecting plate, and the one end that the connecting cavity is close to the fixed part is connected with the trachea.
Further, the outer wall of one side of the stabilizing piece is fixed with stabilizing parts distributed at equal intervals, the cross sections of the stabilizing parts are arranged into a triangular structure, and the width of the stabilizing parts gradually decreases towards one end of a fixing point of the stabilizing piece.
The invention provides a use method of an anti-loosening optical fiber adapter, which comprises the following steps:
s1: the coupling mechanism is arranged at one end of the installation shell close to the fixing part, the joint is arranged at the other end of the installation shell, and the two installation shells are clamped and fixed through the two matched coupling mechanisms;
s2: the fixing bolt is screwed into the fixing hole, the connecting rod moves into the fixing hole in the screwing process, the clamping piece is clamped into clamping grooves which are formed in the two sides of the two mounting shells and coincide with each other, four ridges extending out of the clamping piece slide into the positions of the two ends, the top and the bottom corresponding to the clamping grooves respectively, the positioning rod extends into the holes corresponding to the clamping piece of the two fixing parts, and the positioning nuts are screwed into the positioning rod from the two ends of the positioning rod to limit and fix the clamping piece and the two fixing parts;
s3: the limiting piece horizontally stretches into the limiting groove along with the clamping piece, after the positioning nut is fixed, the fixing bolt is screwed out from the perforation position, and the connecting rod moves towards one end of the limiting groove in the screwing-out process to press the limiting piece, so that the clamping part at one end of the limiting piece is matched with the auxiliary part at the corresponding position of the inner wall of the limiting groove, and the fixing between the two mounting shells is finished;
s4: corresponding optical fibers are respectively connected into two ends of the two mounting shells after the fixing is completed, then the extension rod at the two positions is pulled out, the stabilizing piece at one end of the extension rod is pulled out to be in contact with the optical fiber joint, the connecting cavity is pumped into negative pressure from the air pipe position, the stabilizing piece is tightly pressed against the optical fiber joint, and the fixing of the adapter and the optical fibers is completed.
The beneficial effects of the invention are as follows:
1. when the adapter is used, the two mounting shells are buckled through the internal coupler, the two fixing parts on the same side are attached, the clamping piece is correspondingly clamped in the clamping groove on the same side, the positioning rod is vertically penetrated and placed, the positioning nuts at the two ends are used for limiting and fixing the threads, the clamping piece can only horizontally slide out through the limiting structure extending to the four sides of the clamping piece, and even if the positioning nut is loosened temporarily, the clamping piece cannot slide out to limit the space between the two fixing parts because of the limiting of the positioning rod, so that the two mounting shells are fixed stably to avoid loosening, and the actual use effect of the adapter is ensured.
2. During the use, the fixing bolt is screwed into the fixing hole, the connecting rod moves towards the fixing hole through the meshing transmission of the fixing bolt and the connecting rod, the limiting piece is horizontally arranged under the normal state, the clamping piece is clamped into the clamping groove, then the limiting piece horizontally stretches into the limiting groove, the fixing bolt is selected to enable the connecting rod to stretch into the limiting groove to press the limiting piece, the limiting piece is tightly pressed against the inner wall of the limiting groove, the limiting piece is used for increasing the superposition of the limiting piece and the limiting groove to limit and stabilizing the limit between two adjacent fixing parts, when the positioning nut releases the two fixing parts to open the two ends of the clamping piece outwards to apply force, the force of the two ends of the clamping piece is used for reversely tilting the limiting piece by taking the fixing point position of the limiting piece as a supporting point, and at the moment, the reverse connecting rod generates force reverse to the tilting direction of the limiting piece along with the movement of the fixing part to apply force, so that the matching and buffering are carried out, the anti-release effect of the adapter is improved, and the service life of the adapter is prolonged.
3. In the use of two installation shells lock, the sealed pad card in the mounting groove goes into the corresponding seal groove of another installation shell in the coincidence to increase the leakproofness between two installation shells, and in long-time use one side that sealed pad is close to the conducting strip is higher because being heated and the temperature becomes soft relatively, sealed pad opposite side can extrude and partly seal pad extrusion to wear the inslot to conducting strip one side, thereby when further improving the leakproofness, can increase the stability between two installation shells, strengthen the locking effect of taking off between two installation shells.
4. When the adapter is used, optical fiber connection is carried out from two ends, the extension rod is pulled out after connection and the stabilizing piece is rotated out from the storage groove, the torsion spring at the fixed point of the stabilizing piece and the limit of the stop block are utilized to enable the stabilizing pieces at two sides to be tightly pressed against the optical fiber of the connector, then the connecting cavity is pumped and set to be in a negative pressure state by the air pipe, and the extension rod and the stabilizing piece apply force along with the negative pressure to tightly press the optical fiber and the connector, so that the anti-loosening effect of the connection of two ends of the adapter with the optical fiber is ensured, and the actual use effect and the anti-loosening performance of the adapter are further enhanced.
Drawings
FIG. 1 is a schematic view of an overall structure of an anti-loosening optical fiber adapter according to the present invention;
FIG. 2 is a schematic diagram of an overall cross-sectional structure of an anti-loosening optical fiber adapter according to the present invention;
FIG. 3 is a schematic view of a locking member of an anti-loosening optical fiber adapter according to the present invention;
FIG. 4 is a schematic diagram of a gasket structure of an anti-loosening optical fiber adapter according to the present invention;
FIG. 5 is a schematic view of an extension rod of an anti-loosening optical fiber adapter according to the present invention;
fig. 6 is a schematic structural diagram of a stabilizer of an anti-loosening optical fiber adapter according to the present invention.
In the figure: the device comprises a mounting shell 1, a fixing part 2, a clamping part 3, a locating rod 4, a locating nut 5, a limiting groove 6, an auxiliary part 601, a limiting part 7, a clamping part 701, a fixing hole 8, a fixing bolt 9, a connecting rod 10, a perforation 11, a mounting groove 12, a sealing groove 13, a sealing gasket 14, a penetrating groove 15, a heat conducting sheet 16, an extending rod 17, a storage groove 18, a stabilizing part 1801, a stabilizing part 1802, a stop block 19, a connecting cavity 20, a connecting plate 21 and a gas pipe 22.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Example 1
Referring to fig. 1-4, an anti-loosening optical fiber adapter comprises two installation shells 1, wherein one ends, close to the two installation shells 1, of the two installation shells 1 are provided with adaptive coupling mechanisms, one ends, far away from the coupling mechanisms, of the installation shells 1 are provided with connectors, one ends, close to the coupling mechanisms, of the outer walls of the two sides of the installation shells 1 are respectively fixed with a fixing part 2, one ends of the fixing parts 2 are provided with fixing holes penetrating through the fixing holes, positioning rods 4 are sleeved between the inner walls of the adjacent two fixing holes in a sliding manner, two ends of the circumferential outer walls of the positioning rods 4 are respectively connected with a positioning nut 5 in a threaded manner, clamping grooves are respectively formed in the middle position, close to one end of each connector, of the fixing parts 2, of the middle position, the top and the corresponding position of the outer wall of one side of each clamping part are respectively provided with clamping pieces 3, and the clamping grooves on the same side of the two installation shells 1 are respectively matched, and the clamping pieces 3 are arranged at positions between the fixing parts 2 and the positioning nuts 5;
when the adapter is used, the two mounting shells 1 are buckled through the internal coupler, the two fixing parts 2 on the same side are attached, the clamping piece 3 is correspondingly clamped in the clamping groove on the same side, the positioning rod 4 is vertically penetrated and placed, the positioning nuts 5 at the two ends are used for limiting and fixing the threads, the clamping piece 3 can only be horizontally smoothed out through the limiting structure of the clamping piece 3 extending to four sides, and even when the positioning nuts 5 are temporarily loosened, the clamping piece 3 cannot slide out to limit the two fixing parts 2 because of the limiting of the positioning rod 4, so that the two mounting shells 1 are fixed stably to avoid loosening, and the actual use effect of the adapter is ensured.
According to the invention, a limit groove 6 is formed in the outer wall of one side of a fixing part 2, which is close to a clamping piece 3, a limit piece 7 made of elastic materials is fixed at the position, corresponding to the limit groove 6, of the outer wall of one side of the clamping piece 3, fixing grooves with arc structures are formed in the middle positions between two adjacent fixing parts 2, a fixing hole 8 is formed between the two fixing grooves, a fixing bolt 9 is connected with the circumferential inner wall of the fixing hole 8 in a threaded manner, a perforation 11 is formed in the position, corresponding to the fixing hole 8, of the middle position of the clamping piece 3, a through hole communicated with the limit groove 6 is formed in one end, away from the fixing bolt 9, of the fixing groove, a connecting rod 10 is connected with the inner wall of the through hole in a threaded manner, and the bottom of the outer wall of the connecting rod 10 is meshed with the outer wall of the fixing bolt 9;
during the use, firstly, the fixing bolt 9 is screwed into the fixing hole 8, the connecting rod 10 moves towards the fixing hole 8 through the meshing transmission of the fixing bolt 9 and the connecting rod 10, the limiting piece 7 is horizontally arranged under the normal state, the limiting piece 7 horizontally stretches into the limiting groove 6 after the clamping piece 3 is clamped into the clamping groove, then the fixing bolt 9 is selected, the connecting rod 10 stretches into the limiting groove 6 to press the limiting piece 7, the inner wall of the limiting piece 7 and the inner wall of the limiting groove 6 are tightly pressed, the limiting stability of the limiting piece 3 between the two adjacent fixing parts 2 is improved by utilizing the superposition of the limiting piece 7 and the limiting groove 6, and when the positioning nut 5 releases the two fixing parts 2 to open outwards to apply force to the two ends of the limiting piece 3, the tilting force at the two ends of the limiting piece 3 reversely tilts the limiting piece 7 by taking the fixing point position of the limiting piece 7 as a pivot, and at the moment, the reverse connecting rod 10 is in a way of generating a force application reverse to the tilting direction of the limiting piece 7 along with the movement of the fixing part 2, so that the fitting and buffering are carried out, the actual force application effect on the adapter is improved, and the service life of the adapter is prolonged.
In the invention, a plurality of locking parts 701 are fixed on the outer wall of one end of a limiting piece 7 far away from a connecting rod 10, the cross section of each locking part 701 is in a triangular structure, one side of each locking part 701 far away from each locking piece 3 is provided with a horizontal plane, one end inner wall of each limiting groove 6 close to each positioning nut 5 is fixedly provided with a plurality of auxiliary parts 601, the cross section of each auxiliary part 601 is in a triangular structure, one side of each auxiliary part 601 close to each locking piece 3 is provided with a horizontal plane, the auxiliary parts 601 and the corresponding locking parts 701 are arranged in a spaced distribution, and the auxiliary parts 601 and the locking parts 701 with triangular cross sections are matched to increase the stability of the limiting piece 7 times of the connecting rod 10 between the connecting rod 10 and the inner wall of each limiting groove 6 after the connecting rod is propped against deformation, so that the anti-loosening effect of two actually installed shells 1 is further improved.
In the invention, a plurality of mounting grooves 12 which are annularly distributed are formed in the inner side of the outer wall of one end of the mounting shell 1, which is close to the coupling mechanism, a sealing groove 13 is formed between two adjacent mounting grooves 12, the mounting grooves 12 and the sealing grooves 13 between the two mounting shells 1 are arranged to be distributed at intervals, a sealing gasket 14 is defined in the inner wall of one end of the mounting groove 12, one end of the sealing gasket 14 extends out of the mounting groove 12, and the end, far away from the mounting groove 12, of the sealing gasket 14 is matched with the sealing groove 13.
In the invention, the outer wall of one side of the sealing gasket 14, which is close to the clamping piece 3, is provided with a horizontal plane, the outer wall of one side of the sealing gasket 14, which is far away from the clamping piece 3, is provided with an inclined plane, the width of the sealing gasket 14 gradually decreases from one end of the mounting groove 12 to one end of the sealing groove 13, a plurality of through grooves 15 are formed in the inner walls of one side of the mounting groove 12 and the sealing groove 13, which are far away from the clamping piece 3, the inner walls of the through grooves 15 are fixedly provided with heat conducting fins 16, and gaps are reserved between the heat conducting fins 16 and the sealing gasket 14;
in the buckling use process of the two installation shells 1, the sealing gasket 14 in the installation groove 12 is clamped into the corresponding sealing groove 13 of the other installation shell 1 to be overlapped, so that the sealing performance between the two installation shells 1 is improved, in the long-time use process, one side, close to the heat conducting fin 16, of the sealing gasket 14 is relatively softened due to higher temperature due to heating, the other side of the sealing gasket 14 can be extruded to one side of the heat conducting fin 16, and part of the sealing gasket 14 is extruded into the through groove 15, so that the sealing performance is further improved, meanwhile, the stability between the two installation shells 1 can be improved, and the anti-loosening effect between the two installation shells 1 is enhanced.
The use method of the anti-loosening optical fiber adapter comprises the following steps:
s1: the coupling mechanism is arranged at one end of the installation shell 1, which is close to the fixing part 2, the joint is arranged at the other end of the installation shell 1, and the two installation shells 1 are clamped and fixed through two matched coupling mechanisms;
s2: the fixing bolts 9 are screwed into the fixing holes 8, the connecting rods 10 move into the fixing holes 8 in the screwing process, the clamping pieces 3 are clamped into clamping grooves on two sides of the two mounting shells 1, four ridges extending out of the clamping pieces 3 slide into two ends, top and bottom positions corresponding to the clamping grooves respectively, the positioning rods 4 extend into holes corresponding to the clamping pieces 3 of the two fixing parts 2, and the positioning nuts 5 are screwed into the positioning rods 4 from two ends of the positioning rods to limit and fix the clamping pieces 3 and the two fixing parts 2;
s3: the limiting piece 7 horizontally stretches into the limiting groove 6 along with the clamping piece 3, after the positioning nut 5 is fixed, the fixing bolt 9 is screwed out from the position of the through hole 11, and the connecting rod 10 moves towards one end of the limiting groove 6 in the screwing-out process to press the limiting piece 7, so that the clamping part 701 at one end of the limiting piece 7 is matched with the auxiliary part 601 at the corresponding position of the inner wall of the limiting groove 6, and the two installation shells 1 are fixed.
Example 2
Embodiment 2 includes all the structure and method parts of embodiment 1, referring to fig. 1-6, an anti-loosening optical fiber adapter further includes, a movable extension rod 17 disposed on two sides of an outer wall of one end of the installation housing 1 far away from the fixed portion 2, a receiving slot 18 disposed on one end of the extension rod 17 near the connector far away from the fixed portion 2, a stabilizer 1801 rotatably connected to one end of the receiving slot 18 far away from the fixed portion 2 via a torsion spring, and a stop 19 clamped at a position corresponding to the stabilizer 1801 on one end of the extension rod 17 far away from the fixed portion 2;
the two sides of one end of the installation shell 1 far away from the fixed part 2 are provided with a connecting cavity 20, the inner wall of the connecting cavity 20 is connected with a connecting plate 21 in a sliding way, one end of the extension rod 17 close to the fixed part 2 is fixedly connected with the outer wall of the connecting plate 21, one end of the connecting cavity 20 close to the fixed part 2 is connected with an air pipe 22, one side outer wall of the stabilizing piece 1801 is fixedly provided with stabilizing parts 1802 distributed at equal intervals, the section of each stabilizing part 1802 is in a triangular structure, and the width of each stabilizing part 1802 gradually decreases towards one end of a fixed point of the stabilizing piece 1801;
when the adapter is used, optical fiber connection is carried out from two ends, after connection, the extension rod 17 is pulled out, the stabilizing piece 1801 is rotated out from the storage groove 18, the torsion spring at the fixed point of the stabilizing piece 1801 and the limit of the stop block 19 are utilized to enable the stabilizing pieces 1801 at two sides to be tightly pressed with the optical fiber of the connector, then the air pipe 22 is utilized to draw the connecting cavity 20 to be in a negative pressure state, the extension rod 17 and the stabilizing piece 1801 apply force to tightly press the optical fiber and the connector along with the negative pressure, so that the anti-loosening effect of the connection of the two ends of the adapter with the optical fiber is ensured, and the actual use effect and the anti-loosening performance of the adapter are further enhanced.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (7)
1. The anti-loosening optical fiber adapter comprises two installation shells (1), wherein one ends, close to each other, of the installation shells (1) are provided with adaptive coupling mechanisms, one ends, far away from the coupling mechanisms, of the installation shells (1) are provided with connectors, and the anti-loosening optical fiber adapter is characterized in that fixing parts (2) are fixed at one ends, close to the coupling mechanisms, of the outer walls of two sides of the installation shells (1), one ends of the fixing parts (2) are provided with penetrating fixing holes, positioning rods (4) are sleeved between the inner walls of two adjacent fixing holes in a sliding manner, two ends of the circumferential outer walls of the positioning rods (4) are connected with positioning nuts (5) in a threaded manner, clamping grooves are formed in the middle positions, close to one end of each connector, of the fixing parts (2) and corresponding positions of the top and the bottom, of the two sides of each installation shell (1) are provided with clamping pieces (3), and the clamping pieces (3) on the same side of the two installation shells are matched with the clamping grooves of the fixing parts (2) and the positioning nuts (5);
the fixing part (2) is close to the outer wall of one side of the clamping piece (3) and is provided with a limit groove (6), a limit piece (7) made of elastic materials is fixed at the position, corresponding to the limit groove (6), of the outer wall of one side of the clamping piece (3), the middle positions between two adjacent fixing parts (2) are provided with fixing grooves with arc structures, a fixing hole (8) is formed between the two fixing grooves, the circumferential inner wall of the fixing hole (8) is close to one side of the clamping piece (3) and is in threaded connection with a fixing bolt (9), a perforation (11) is formed at the position, corresponding to the fixing hole (8), of the middle position of the clamping piece (3), one end, far away from the fixing bolt (9), of the fixing groove is provided with a through hole communicated with the limit groove (6), the inner wall of the through hole is in threaded connection with a connecting rod (10), and the bottom of the outer wall of the connecting rod (10) is meshed with the outer wall of the fixing bolt (9).
The installation casing (1) is kept away from one end outer wall both sides of fixed part (2) and is all provided with mobilizable extension pole (17), and extension pole (17) are close to one side of connecting and keep away from one end of fixed part (2) and have been seted up accomodate groove (18), and the one end that fixed part (2) was kept away from to accomodate groove (18) is connected with stabilizer (1801) through the torsional spring rotation, and one end that fixed part (2) was kept away from to extension pole (17) and stabilizer (1801) correspond the position joint has dog (19).
2. The anti-loosening optical fiber adapter according to claim 1, wherein a plurality of clamping portions (701) are fixed on the outer wall of one end, far away from the connecting rod (10), of the limiting piece (7), the cross sections of the clamping portions (701) are arranged in a triangular structure, one side, far away from the clamping piece (3), of the clamping portions (701) is arranged in a horizontal plane, a plurality of auxiliary portions (601) are fixed on the inner wall of one end, close to the positioning nut (5), of the limiting groove (6), the cross sections of the auxiliary portions (601) are arranged in a triangular structure, one side, close to the clamping piece (3), of the auxiliary portions (601) is arranged in a horizontal plane, and the auxiliary portions (601) and the clamping portions (701) are distributed at intervals.
3. The anti-loosening optical fiber adapter according to claim 1, wherein a plurality of annular mounting grooves (12) are formed in the inner side of the outer wall of one end, close to the coupling mechanism, of the mounting shell (1), a sealing groove (13) is formed between two adjacent mounting grooves (12), the mounting grooves (12) and the sealing grooves (13) between the two mounting shells (1) are arranged to be distributed at intervals, a sealing gasket (14) is defined in the inner wall of one end of the mounting groove (12), one end of the sealing gasket (14) extends out of the mounting groove (12), and one end, far away from the mounting groove (12), of the sealing gasket (14) is matched with the sealing groove (13).
4. A loose-proof optical fiber adapter according to claim 3, characterized in that the outer wall of one side of the sealing pad (14) close to the locking piece (3) is set to be a horizontal plane, the outer wall of one side of the sealing pad (14) far away from the locking piece (3) is set to be an inclined plane, the width of the sealing pad (14) is gradually reduced from one end of the mounting groove (12) to one end of the sealing groove (13), a plurality of through grooves (15) are formed in the inner walls of one side of the mounting groove (12) and the sealing groove (13) far away from the locking piece (3), heat conducting fins (16) are fixed on the inner walls of the through grooves (15), and gaps are reserved between the heat conducting fins (16) and the sealing pad (14).
5. The anti-loosening optical fiber adapter according to claim 1, wherein the two sides of one end of the installation shell (1) far away from the fixed part (2) are provided with connecting cavities (20), the inner wall of each connecting cavity (20) is slidably connected with a connecting plate (21), one end of the extension rod (17) near the fixed part (2) is fixedly connected with the outer wall of the connecting plate (21), and one end of each connecting cavity (20) near the fixed part (2) is connected with an air pipe (22).
6. The loose-proof optical fiber adapter according to claim 5, wherein the stabilizing member (1801) is fixed with stabilizing portions (1802) at equal intervals on one side outer wall, the stabilizing portions (1802) are provided with triangular cross sections, and the width of the stabilizing portions (1802) is gradually reduced toward one end of the fixing point of the stabilizing member (1801).
7. A method of using the fiber optic adapter of any of claims 1-6, comprising the steps of:
s1: the coupling mechanism is arranged at one end of the installation shell (1) close to the fixing part (2), the joint is arranged at the other end of the installation shell (1), and the two installation shells (1) are clamped and fixed through two matched coupling mechanisms;
s2: the fixing bolt (9) is screwed into the fixing hole (8), the connecting rod (10) moves into the fixing hole (8) in the screwing process, the clamping piece (3) is clamped into clamping grooves on two sides of the two mounting shells (1) in a superposition mode, four ridges extending out of the clamping piece (3) slide into two ends, the top and the bottom corresponding to the clamping grooves respectively, the positioning rod (4) stretches into holes corresponding to the clamping piece (3) of the two fixing parts (2), and the positioning nuts (5) are screwed into the positioning rod (4) from two ends of the positioning rod to limit and fix the clamping piece (3) and the two fixing parts (2);
s3: the limiting piece (7) horizontally stretches into the limiting groove (6) along with the clamping piece (3), after the positioning nut (5) is fixed, the fixing bolt (9) is screwed out from the position of the perforation (11), and the connecting rod (10) moves towards one end of the limiting groove (6) to press the limiting piece (7) in the screwing-out process, so that the clamping part (701) at one end of the limiting piece (7) is matched with the auxiliary part (601) at the corresponding position of the inner wall of the limiting groove (6), and the fixing between the two installation shells (1) is completed;
s4: corresponding optical fibers are respectively connected into two ends of the two mounting shells (1) after fixing is completed, then the extension rod (17) at the two positions is pulled out, the stabilizing piece (1801) at one end of the extension rod (17) is pulled out to be in contact with the optical fiber joint, the connecting cavity (20) is pumped into negative pressure from the air pipe (22) to enable the stabilizing piece (1801) to be tightly pressed against the optical fiber joint, and the fixing of the adapter and the optical fibers is completed.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210806957.XA CN115079350B (en) | 2022-07-09 | 2022-07-09 | Anti-loosening optical fiber adapter and application method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210806957.XA CN115079350B (en) | 2022-07-09 | 2022-07-09 | Anti-loosening optical fiber adapter and application method thereof |
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| CN115079350B true CN115079350B (en) | 2024-02-13 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EA200100273A1 (en) * | 1998-09-14 | 2001-10-22 | Эй Ди Си Телекоммьюникейшнз, Инк. | FIBER OPTICAL CONNECTOR AND ADAPTER |
| JP2008176162A (en) * | 2007-01-22 | 2008-07-31 | Kinichi Ogawa | Optical fiber connector, optical fiber coupling structure and method for attaching ferrule |
| CN206960721U (en) * | 2017-05-22 | 2018-02-02 | 苏州苏驼通信科技股份有限公司 | A kind of quick assembly and connection device anti-loosing mechanism of SC types |
| CN210401751U (en) * | 2019-10-16 | 2020-04-24 | 南京垚北网络科技有限公司 | Clamping-locking type working area optical fiber coupler |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10168502B2 (en) * | 2017-01-12 | 2019-01-01 | Ortronics, Inc. | Fiber cassette and adapter module with slide lock |
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2022
- 2022-07-09 CN CN202210806957.XA patent/CN115079350B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EA200100273A1 (en) * | 1998-09-14 | 2001-10-22 | Эй Ди Си Телекоммьюникейшнз, Инк. | FIBER OPTICAL CONNECTOR AND ADAPTER |
| JP2008176162A (en) * | 2007-01-22 | 2008-07-31 | Kinichi Ogawa | Optical fiber connector, optical fiber coupling structure and method for attaching ferrule |
| CN206960721U (en) * | 2017-05-22 | 2018-02-02 | 苏州苏驼通信科技股份有限公司 | A kind of quick assembly and connection device anti-loosing mechanism of SC types |
| CN210401751U (en) * | 2019-10-16 | 2020-04-24 | 南京垚北网络科技有限公司 | Clamping-locking type working area optical fiber coupler |
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| CN115079350A (en) | 2022-09-20 |
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