CN209656943U - A kind of quick-speed plug formula dustproof optical fiber connector - Google Patents

Abstract

The utility model discloses a kind of quick-speed plug formula dustproof optical fiber connectors, including connector shell, dust proof member, fiber chip, chip capping and U-shaped card cramp, the connector shell is divided into upper and bottom section, the dust proof member is embedded in the upper part of the connector shell, the fiber chip is plugged on the lower part of the connector shell, the fiber chip is located at below the dust proof member, the chip capping is against on rear side of the fiber chip, the chip capping is clamped with the connector shell, the U-shaped card cramp is buckled on the snap tab mounting groove of the connector shell outer wall；The beneficial effect is that the utility model is simple in sturcture, ingenious in design, side by being lifted dust-proof fixture block forms a pivot positioning column, and pivot positioning column and cover board pivot slot is made to cooperatively form the cover board pivot hole for installing pivot, and assembling is simple, disassembly is easy, easy to maintain.

Description

A kind of quick-speed plug formula dustproof optical fiber connector

Technical field

The utility model relates to optical communication technology field more particularly to a kind of quick-speed plug formula dustproof optical fiber connectors.

Background technique

Optical fiber connector is the device being detachably connected between optical fiber and optical fiber, its two end face essence optical fiber Close docking is got up, so that the light energy of launching fiber output can be coupled in reception optical fiber to the maximum extent, and is made due to it It intervenes optical link and influences to minimize caused by system, the reliability and properties to optical transport have certain shadow It rings.Industry has released a kind of simple optical fiber connector of structure, realizes dust-proof ground purpose using dust-proof plug structure, in insertion plug It is preceding to extract dust plug, dust plug is inserted into after pulling the plug out of the socket.But the plug of dust plug is extremely inconvenient, and dust plug needs Certain space is occupied, thus needs biggish installation space, and be easy to lose, to increase the difficulty for using and managing.Or it adopts Baffle and shell are connected with an elastomer, baffle two sides are equipped with pivot, and inner walls are equipped with pivot hole, and baffle and shell pass through pivot It is articulated, when being inserted into plug, plug is by baffle jacking block or pulls open；But it is time-consuming when the assembling of this structure, it tears open Housing failure is be easy to cause when unloading, bad maintenance is unfavorable for producing in enormous quantities.Therefore, the prior art is defective, needs to change Into.

Utility model content

The utility model provides a kind of quick-speed plug formula dustproof optical fiber connector, the above problem of solution.

To solve the above problems, the technical scheme that the utility model is provided is as follows:

A kind of quick-speed plug formula dustproof optical fiber connector, including connector shell, dust proof member, fiber chip, chip envelope Lid and U-shaped card cramp, the connector shell are divided into upper and bottom section, and the dust proof member is embedded in outside the connector The upper part of shell, the dust proof member and the connector shell are clamped, and the fiber chip is plugged on the connector shell Lower part, the fiber chip is located at below the dust proof member, and the chip capping is against on rear side of the fiber chip, institute It states chip capping to be clamped with the connector shell, the U-shaped card cramp is buckled in the snap tab of the connector shell outer wall On mounting groove；

The connector shell is equipped with the dust-proof fixture block of structure consistent first and the second dust-proof fixture block, the dust proof member are set There are the dust-proof shell and dust cover being articulated, the dust-proof shell is equipped with two vertical cover board pivot slots, described in two Cover board pivot slot is symmetrically arranged at the rear corner of the left inside wall of the dust-proof shell, right inner wall, and the dust cover two sides are symmetrically arranged with First pivot and the second pivot, the first dust-proof fixture block and the second dust-proof fixture block are in the side close to the cover board pivot slot Lifting forms a pivot positioning column to match with the cover board pivot slot, the pivot positioning column and the cover board pivot slot upwards Cover board pivot hole is cooperatively formed, first pivot and second pivot are articulated in the cover board pivot hole.

Preferred technical solution, the connector shell are additionally provided with the dust-proof fixture block of third, dustproof shell card slot, chip capping Slot, chip pin jack, fiber optic hub, capping card slot and snap tab grab, the first dust-proof fixture block and described second dust-proof Fixture block is symmetricly set in the connector shell, and the first dust-proof fixture block, the second dust-proof fixture block and the third are anti- Dirt fixture block and the connector shell inner wall form a U-shaped dust-proof shell installing groove, two dustproof shell card slots pair Claiming to be located at the centre on the connector shell or so two sides, the chip capping slot is located at the lower part of the connector shell, and three A chip pin jack is located at the front of the connector shell side by side, and the chip pin jack and the chip cover Slot communicates, and intermediate bulkhead is equipped in the middle part of the connector shell, and the intermediate bulkhead center is equipped with the fiber optic hub, the envelope Lid card slot is located at the connector shell bottom surface, and two snap tab grabs are symmetrically arranged at described connector shell or so two Face, the snap tab grab are located on rear side of the dustproof shell card slot, and connector shell front quadrangle is additionally provided with four and is convenient for The positioning column of its quick grafting.Preferred technical solution, the dust proof member are additionally provided with cover board torsion spring, and the dust cover is set In the dust-proof upper part of the housing, the cover board torsion spring and the dust cover are hinged.Preferred technical solution, the fiber cores Piece is equipped with chip pin, chip limited post and optical fiber slot, and three chip pins are installed in the fiber chip sheet side by side Be cased with before body, outside the chip pin dustband two chip limited posts of fastening be located at three chip pins it Between, the chip limited post is installed in front of the fiber chip ontology, and the optical fiber slot is located above the fiber chip. Preferred technical solution, the chip capping is equipped with capping grab and chip limiting section, the capping grab are located at the chip Closure base portion, the capping grab and the capping card slot are clamped, and the chip limiting section is located at the chip capping above. Preferred technical solution, the U-shaped card cramp are equipped with snap tab card slot and snap tab gib head, and two snap tab card slots are symmetrical It is located on the both sides of the U-shaped card cramp, the snap tab card slot and the snap tab grab are clamped, two snap tab hooks Head is symmetrically arranged at the both ends of the U-shaped card cramp, and the connector shell is additionally provided with snap tab mounting groove.Preferred technical side Case, the dust-proof shell are additionally provided with dustproof shell grab, Optical fiber plug card slot and arc groove, and two dustproof shell grabs are located at The bottom on the dust-proof shell or so two sides, the dustproof shell grab and the dustproof shell card slot are clamped, the Optical fiber plug card Slot be located at before the dust-proof shell it is intermediate, the vertically symmetrical left inside wall for being located at the dust-proof shell of two arc grooves with The centre of right inner wall.Preferred technical solution, the dust cover are additionally provided with spring positioning item, two spring positioning items pair Title is located at the dust cover bottom surface.Preferred technical solution, the cover board torsion spring are equipped with torsional spring left end, torsional spring right end and U Type connecting pin, the torsional spring left end are equipped with left spring body and left installation foot, and the left installation foot is located on the left of the left spring body, The left spring is covered in vitro on first pivot, and the torsional spring right end is equipped with right spring body and right installation foot, the right peace Dress foot is located on the right side of the right spring body, and for the right spring body housing on second pivot, the U-shaped connecting pin is located at institute It states between left spring body and the right spring body, the U-shaped connecting pin is buckled in outside the spring positioning item.

Beneficial effect compared with the existing technology is that using the above scheme, the utility model is simple in sturcture, ingenious in design, Side by being lifted dust-proof fixture block forms a pivot positioning column, cooperatively forms pivot positioning column for pacifying with cover board pivot slot The cover board pivot hole of pivot is filled, assembling is simple, and disassembly is easy, and it is easy to maintain, and connector shell and dust-proof shell can be made to assemble It is more firm；The fiber chip being originally integrally designed and chip are covered and are separated by the utility model, so that fiber cores when dismounting Piece is not easily susceptible to damage.

Detailed description of the invention

Illustrate embodiment or technical solution in the prior art in order to clearer, it below will be to embodiment or the prior art The required attached drawing used is briefly described in description, it is clear that, the accompanying drawings in the following description is only the one of utility model A little embodiments for those of ordinary skill in the art without creative efforts, can also be according to these Attached drawing obtains other attached drawings.

Fig. 1 is a kind of structural schematic diagram of quick-speed plug formula dustproof optical fiber connector of the utility model；Fig. 2 is that this is practical A kind of perspective view of the explosion of novel quick-speed plug formula dustproof optical fiber connector；Fig. 3 is the knot of the connector shell of the utility model Structure schematic diagram；Fig. 4 is the structural schematic diagram of the dust-proof shell of the utility model；Fig. 5 is the dust cover of the utility model Structural schematic diagram；Fig. 6 is the structural schematic diagram of the cover board torsion spring of the utility model；Fig. 7 is the fiber cores of the utility model The structural schematic diagram of piece；Fig. 8 is the structural schematic diagram that the chip of the utility model covers；Fig. 9 is the U-shaped card of the utility model The structural schematic diagram of cramp；Figure 10 is a kind of diagrammatic cross-section of quick-speed plug formula dustproof optical fiber connector of the utility model； Figure 11 is the cover board torsion spring of the utility model and the connection schematic diagram of dust cover；Figure 12 prevents for the first of the utility model The connection schematic diagram of dirt fixture block and cover board pivot slot；Figure 13 is the dust cover in the prior art and dust-proof shell of the utility model It is pivotally connected schematic diagram.Shown in the above legend: 1, connector shell；11, the first dust-proof fixture block；12, the second dust-proof fixture block；13, third Dust-proof fixture block；14, dustproof shell card slot；15, chip covers slot；16, chip pin jack；17, fiber optic hub；18, card slot is covered； 19, snap tab grab；2, dust proof member；21, dust-proof shell；211, dustproof shell grab；212, Optical fiber plug card slot；213, cover board Pivot slot；214, arc groove；22, dust cover；221, the first pivot；222, the second pivot；223, spring positioning item；23, it covers Plate torsion spring；231, torsional spring left end；232, torsional spring right end；233, U-shaped connecting pin；3, fiber chip；31, chip pin；32, core Piece limited post；33, optical fiber slot；4, chip covers；41, grab is covered；42, chip limiting section；5, U-shaped card cramp；51, it buckles Piece card slot；52, snap tab gib head.

Specific embodiment

For the ease of understanding the utility model, in the following with reference to the drawings and specific embodiments, the utility model is carried out more detailed Thin explanation.The preferred embodiment of the utility model is given in attached drawing.But the utility model can be with many different Form is realized, however it is not limited to this specification described embodiment.On the contrary, purpose of providing these embodiments is makes to this The understanding of the disclosure of utility model is more thorough and comprehensive.

It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to To another element or it may be simultaneously present centering elements.Term used in this specification " fixation ", " integrated molding ", For illustrative purposes only, the similar unit of structure is to identical label in the figure for "left", "right" and similar statement Mark.

Unless otherwise defined, technical and scientific term all used in this specification and the skill for belonging to the utility model The normally understood meaning of the technical staff in art field is identical.Art used in the description of the utility model in this specification Language, which is only for the purpose of describing specific embodiments, is not intended to limitation the utility model.

As shown in Figure 1, one embodiment of the utility model is:

A kind of quick-speed plug formula dustproof optical fiber connector includes connector shell 1, dust proof member 2, fiber chip 3, chip Capping 4 and U-shaped card cramp 5, the connector shell 1 divide for upper and bottom section, and the dust proof member 2 is embedded in the company The upper part of device shell 1 is connect, the dust proof member 2 is clamped with the connector shell 1, and the fiber chip 3 is plugged on described The lower part of connector shell 1, the fiber chip 3 are located at 2 lower section of dust proof member, and the chip capping 4 is against described 3 rear side of fiber chip, the chip capping 4 are clamped with the connector shell 1, and the U-shaped card cramp 5 is buckled in the connection On the snap tab mounting groove of 1 outer wall of device shell.The connector shell 1 is equipped with the first dust-proof fixture block 11, the second dust-proof fixture block 12, the dust-proof fixture block 13 of third, dustproof shell card slot 14, chip capping slot 15, chip pin jack 16, fiber optic hub 17, capping card Slot 18 and snap tab grab 19, the first dust-proof fixture block 11 are symmetricly set on the connector with the described second dust-proof fixture block 12 In shell 1, the second dust-proof fixture block 12 is consistent with the described first dust-proof 11 structure of fixture block, the first dust-proof fixture block 11, institute It states the second dust-proof fixture block 12 and the dust-proof fixture block 13 of the third and forms a U-shaped dustproof shell with 1 inner wall of connector shell Body installing groove, two dustproof shell card slots 14 are symmetrically arranged at the centre on 1 or so the two sides of connector shell, the chip Capping slot 15 is located at the lower part of the connector shell 1, and three chip pin jacks 16 are located at side by side outside the connector The front of shell 1, the chip pin jack 16 are communicated with chip capping slot 15, and part is under on the connector shell 1 Intermediate bulkhead is equipped between part, the intermediate bulkhead center is equipped with the fiber optic hub 17, and the capping card slot 18 is located at institute 1 bottom surface of connector shell is stated, two snap tab grabs 19 are symmetrically arranged at 1 or so the two sides of connector shell, the card Cramp grab 19 is located at 14 rear side of dustproof shell card slot, and the positive quadrangle of the connector shell 1 is additionally provided with four and is convenient for it fast The positioning column of fast grafting.The dust proof member 2 is equipped with dust-proof shell 21, dust cover 22 and cover board torsion spring 23, described dust-proof Cover board 22 and the dust-proof shell 21 are pivotally connected, and the dust cover 22 is located at 21 top of dust-proof shell, and the cover board is double to be turned round Spring 23 and the dust cover 22 are hinged.The fiber chip 3 is equipped with chip pin 31, chip limited post 32 and optical fiber slot 33, three chip pins 31 are installed in side by side before 3 ontology of fiber chip, are cased with fastening outside the chip pin 31 The dustband two chip limited posts 32 are located between three chip pins 31, and the chip limited post 32 is installed in institute It states before 3 ontology of fiber chip, the optical fiber slot 33 is located above the fiber chip 3, when the fiber chip 3 is installed to Chip capping slot 15 when inner the optical fiber slot 33 be placed exactly in immediately below the fiber optic hub 17, the chip limit at this time Position column 32 is against on 1 inner wall of connector shell；Original design in add chip limited post 32, make fiber chip 3 with connect The assembly precision of device shell 1 is higher more firm.The chip capping 4 is equipped with capping grab 41 and chip limiting section 42, described Capping grab 41 is located at the chip and covers 4 bottoms, and the capping grab 41 is clamped with the capping card slot 18, the chip limit Position portion 42 is located above the chip capping 4.The U-shaped card cramp 5 be equipped with snap tab card slot 51 and snap tab gib head 52, two A snap tab card slot 51 is symmetrically arranged on the both sides of the U-shaped card cramp 5, the snap tab card slot 51 and the snap tab Grab 19 is clamped, and two snap tab gib heads 52 are symmetrically arranged at the both ends of the U-shaped card cramp 5, and the connector shell 1 is also Equipped with snap tab mounting groove, when the U-shaped card cramp 5 buckle is mounted on the catch tray resettlement groove, the U-shaped card cramp 5 just cover a part of chip capping 4, so that the chip is covered 4 stress more evenly, while also improving dust-proof effect, 52 end of snap tab gib head is inclined Z-type.The dust-proof shell 21 is equipped with dustproof shell grab 211, Optical fiber plug card slot 212, cover board pivot slot 213 and arc groove 214, two dustproof shell grabs 211 are located at 21 or so the two sides of dust-proof shell Bottom, the dustproof shell grab 211 is clamped with the dustproof shell card slot 14, and the Optical fiber plug card slot 212 is located at described anti- 21 front of dirt shell is intermediate, in two vertically symmetrical left inside walls for being located at the dust-proof shell 21 of cover board pivot slot 213 and the right side In the rear corner of wall, the vertically symmetrical left inside wall for being located at the dust-proof shell 21 of two arc grooves 214 and right inner wall Between.The dust cover 22 is equipped with the first pivot 221, the second pivot 222 and spring positioning item 223, first pivot 221 The both sides of the dust cover 22 are symmetrically arranged at second pivot 222, the first dust-proof fixture block 11 and described second prevent Dirt fixture block 12 is lifted what formation one matched with the cover board pivot slot 213 in the side close to the cover board pivot slot 213 upwards Pivot positioning column, the pivot positioning column and the cover board pivot slot 213 cooperatively form cover board pivot hole, 221 He of the first pivot Second pivot 222 is articulated in the cover board pivot hole, and two spring positioning items 223 are symmetrically arranged at the dust cover 22 bottom surfaces.The cover board torsion spring 23 is equipped with torsional spring left end 231, torsional spring right end 232 and U-shaped connecting pin 233, and the torsional spring is left End 231 is equipped with left spring body and left installation foot, and the left installation foot is located on the left of the left spring body, and the left spring covers in vitro On first pivot 221, the torsional spring right end 232 is equipped with right spring body and right installation foot, and the right installation foot is located at institute It states on the right side of right spring body, for the right spring body housing on second pivot 222, the U-shaped connecting pin 233 is located at the left side Between spring body and the right spring body, the U-shaped connecting pin 233 is buckled in outside the spring positioning item 223, is turned round with cover board is double Spring 23 substitutes two cover board torsional springs in former design, keeps the stress of dust cover 22 more balanced, prolongs the service life.Work is former Reason: the present embodiment installs dust proof member by the upper part of connector shell, installs optical fiber by the lower part of connector shell Chip resists fiber chip by chip capping, assembles it closely with connector shell, realized by U-shaped card cramp quick Plug is cooperatively formed with the intracorporal cover board pivot slot of dustproof shell for being pivotally connected dustproof cover by the pivot positioning column in connector shell The cover board pivot hole of plate, is easily assembled to and dismantles；Usually dust cover covers dust-proof, when needing to be inserted into Optical fiber plug, Optical fiber plug Dust cover is opened, sequentially passing through dust-proof shell and fiber optic hub can be plugged on optical fiber slot.

Beneficial effect compared with the existing technology is that using the above scheme, the utility model is simple in sturcture, ingenious in design, Side by being lifted dust-proof fixture block forms a pivot positioning column, cooperatively forms pivot positioning column for pacifying with cover board pivot slot The cover board pivot hole of pivot is filled, assembling is simple, and disassembly is easy, and it is easy to maintain, and connector shell and dust-proof shell can be made to assemble It is more firm；The fiber chip being originally integrally designed and chip are covered and are separated by the utility model, so that fiber cores when dismounting Piece is not easily susceptible to damage.

It should be noted that above-mentioned each technical characteristic continues to be combined with each other, the various embodiments not being enumerated above are formed, It is accordingly to be regarded as the range of the utility model specification record；Also, it for those of ordinary skills, can be according to above stating It is bright to be improved or converted, and all these modifications and variations all should belong to the protection model of the appended claims for the utility model It encloses.

Claims (9)

1. a kind of quick-speed plug formula dustproof optical fiber connector, it is characterised in that: including connector shell, dust proof member, fiber cores Piece, chip capping and U-shaped card cramp, the connector shell are divided into upper and bottom section, and the dust proof member is embedded in institute The upper part of connector shell is stated, the dust proof member and the connector shell are clamped, and the fiber chip is plugged on described The lower part of connector shell, the fiber chip are located at below the dust proof member, and the chip capping is against the optical fiber On rear side of chip, the chip capping is clamped with the connector shell, and the U-shaped card cramp is buckled in outside the connector shell On the snap tab mounting groove of wall；

The connector shell is equipped with the dust-proof fixture block of structure consistent first and the second dust-proof fixture block, and the dust proof member is equipped with pivot The dust-proof shell and dust cover being connected together, the dust-proof shell are equipped with two vertical cover board pivot slots, two cover boards Pivot slot is symmetrically arranged at the rear corner of the left inside wall of the dust-proof shell, right inner wall, and the dust cover two sides are symmetrically arranged with first Pivot and the second pivot, the first dust-proof fixture block and the second dust-proof fixture block are upward in the side close to the cover board pivot slot Lifting forms a pivot positioning column to match with the cover board pivot slot, and the pivot positioning column and the cover board pivot slot cooperate Cover board pivot hole is formed, first pivot and second pivot are articulated in the cover board pivot hole.

2. a kind of quick-speed plug formula dustproof optical fiber connector according to claim 1, it is characterised in that: outside the connector Shell is additionally provided with the dust-proof fixture block of third, dustproof shell card slot, chip capping slot, chip pin jack, fiber optic hub, capping card slot and card Cramp grab, the first dust-proof fixture block and the described second dust-proof fixture block are symmetricly set in the connector shell, and described the One dust-proof fixture block, the second dust-proof fixture block and the dust-proof fixture block of the third and connector shell inner wall formation one are U-shaped Dust-proof shell installing groove, two dustproof shell card slots are symmetrically arranged at the centre on the connector shell or so two sides, institute The lower part that chip capping slot is located at the connector shell is stated, three chip pin jacks are located at side by side outside the connector The front of shell, the chip pin jack are communicated with chip capping slot, and intermediate bulkhead is equipped in the middle part of the connector shell, The intermediate bulkhead center is equipped with the fiber optic hub, and the capping card slot is located at the connector shell bottom surface, described in two Snap tab grab is symmetrically arranged at the connector shell or so two sides, after the snap tab grab is located at the dustproof shell card slot Side, connector shell front quadrangle are additionally provided with four positioning columns for being convenient for its quick grafting.

3. a kind of quick-speed plug formula dustproof optical fiber connector according to claim 2, it is characterised in that: the dust proof member It is additionally provided with cover board torsion spring, the dust cover is located at the dust-proof upper part of the housing, the cover board torsion spring and the dustproof cover Plate is hinged.

4. a kind of quick-speed plug formula dustproof optical fiber connector according to claim 3, it is characterised in that: the fiber chip Equipped with chip pin, chip limited post and optical fiber slot, three chip pins are installed in the fiber chip ontology side by side Front, the chip pin are cased with the dustband two chip limited posts of fastening outside and are located between three chip pins, The chip limited post is installed in front of the fiber chip ontology, and the optical fiber slot is located above the fiber chip.

5. a kind of quick-speed plug formula dustproof optical fiber connector according to claim 4, it is characterised in that: the chip capping Equipped with capping grab and chip limiting section, the capping grab is located at the chip closure base portion, the capping grab with it is described Card slot clamping is covered, the chip limiting section is located at the chip capping above.

6. a kind of quick-speed plug formula dustproof optical fiber connector according to claim 5, it is characterised in that: the U-shaped buckle Piece is equipped with snap tab card slot and snap tab gib head, and two snap tab card slots are symmetrically arranged on the both sides of the U-shaped card cramp, The snap tab card slot and the snap tab grab are clamped, and two snap tab gib heads are symmetrically arranged at the U-shaped card cramp Both ends, the connector shell are additionally provided with snap tab mounting groove.

7. a kind of quick-speed plug formula dustproof optical fiber connector according to claim 6, it is characterised in that: the dust-proof shell It is additionally provided with dustproof shell grab, Optical fiber plug card slot and arc groove, it is left that two dustproof shell grabs are located at the dust-proof shell The bottom on right two sides, the dustproof shell grab and the dustproof shell card slot are clamped, and the Optical fiber plug card slot is located at described dust-proof It is intermediate before shell, the centre of two arc grooves vertically symmetrical left inside wall for being located at the dust-proof shell and right inner wall.

8. a kind of quick-speed plug formula dustproof optical fiber connector according to claim 7, it is characterised in that: the dust cover It is additionally provided with spring positioning item, two spring positioning items are symmetrically arranged at the dust cover bottom surface.

9. a kind of quick-speed plug formula dustproof optical fiber connector according to claim 8, it is characterised in that: the cover board is double to be turned round Spring is equipped with torsional spring left end, torsional spring right end and U-shaped connecting pin, and the torsional spring left end is equipped with left spring body and left installation foot, the left side Installation foot is located on the left of the left spring body, and the left spring is covered in vitro on first pivot, and the torsional spring right end is equipped with Right spring body and right installation foot, the right installation foot are located on the right side of the right spring body, and the right spring body housing is described the On two pivots, the U-shaped connecting pin is located between the left spring body and the right spring body, and the U-shaped connecting pin is buckled in Outside the spring positioning item.