CN201212913Y - Plastic optical fiber connector - Google Patents

Plastic optical fiber connector Download PDF

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Publication number
CN201212913Y
CN201212913Y CNU2008200379003U CN200820037900U CN201212913Y CN 201212913 Y CN201212913 Y CN 201212913Y CN U2008200379003 U CNU2008200379003 U CN U2008200379003U CN 200820037900 U CN200820037900 U CN 200820037900U CN 201212913 Y CN201212913 Y CN 201212913Y
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CN
China
Prior art keywords
sleeve
ferrule
tailstock
rear
spring
Prior art date
Application number
CNU2008200379003U
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Chinese (zh)
Inventor
王立军
石新根
陆文艳
顾文煊
Original Assignee
常州太平电器有限公司
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Application filed by 常州太平电器有限公司 filed Critical 常州太平电器有限公司
Priority to CNU2008200379003U priority Critical patent/CN201212913Y/en
Application granted granted Critical
Publication of CN201212913Y publication Critical patent/CN201212913Y/en

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Abstract

The utility model relates to a plastics optical fibre connector which belongs to the field of an optical fibre connector on an optical communication element and comprises a ceramic ferrule, an adapter sleeve, a ferrule tailstock, a spring, a compression joint sleeve, a big pressing sleeve and a small pressing sleeve, wherein the ceramic ferrule passes through an inner clapboard of the adapter sleeve and is connected with the ferrule tailstock, the middle rear side of the adapter sleeve is provided with more than two axial notches, the adapter sleeve is positioned on the sleeve wall between the two axial notches and is provided with a faucet, the compression joint sleeve is sleeved on the ferrule tailstock and is positioned in a mounting hole of the adapter sleeve, a protruding rib on the sleeve wall of the compression joint sleeve is arranged in the faucet of the adapter sleeve, the spring is arranged in spring holes of the shaft shoulder of the ferrule tailstock and the compression joint sleeve, the ferrule tailstock is connected with the clapboard of the adapter sleeve, the front part of the step big pressing sleeve is compressed at the rear part of the compression joint sleeve, and the small pressing sleeve is compressed at the small diameter part of the rear part at the big pressing sleeve. The utility model has the advantages of reasonable structure, high tight locking force and convenient installation.

Description

塑料光纤连接器 Plastic optical fiber connector

技术领域 FIELD

本实用新型涉及一种塑料光纤连接器,属于光通信器件上的光纤连接器技术领域。 The present invention relates to a plastic optical fiber connector, belongs to the field of optical communication on the fiber optic connector.

背景技术 Background technique

光纤连接器是构成光纤通信系统的使用量最多的光无源器件。 Optical fiber connectors are used in an amount constituting up to optical fiber communication system of passive devices. 从90 年代开始,形成了以陶瓷插针为关键器件的FC、 ST和SC型三种连接器占主导地位的局面,而在光缆干线网方面,FC型连接器仍是使用最多的。 Starting in the 1990s, formed a ceramic pin as key components FC, ST and SC connector type three dominant situation, in terms of fiber optic trunk network, FC connector is still the most used. 但目前公开的塑料光纤连接器,主要由陶瓷插芯、插头基座、前连接套、弹簧、后连接套以及护套管构成,陶瓷插芯安装在插头基座上,前连接套套装在陶瓷插芯并定位在插头基座上,该陶瓷插芯由前连接套定位,弹簧设置在插头基座和后连接套之间,后连接套的轴环上设有匀布的齿,并与前连接套上凹穴相配合,使前连接套与后连接套不能自由转动,压套安装在后连接套上,最后将护套管安装在压套外护套上。 But the plastic optical fiber connector is disclosed, mainly by the ferrule, the plug base, before connecting sleeve, the spring, the connecting sleeve and a jacket tubes, the plug ferrule is mounted on the base, before connecting sleeve fitted over the ceramic and a ferrule positioned on the plug housing, the ferrule is positioned by the first coupling sleeve, the spring is provided between the plug base and the connection sleeve, provided with uniformly spaced teeth on the collar connection sleeve, and the front connector mating sleeve pocket, the front connecting sleeve is connected with the sleeve can not rotate freely, press-fit connection is mounted in the sleeve, and finally the sheath tube is mounted on an outer pressure jacket sleeve. 这种结构的前连接套与后连接套的连接结构采用齿啮合结构,不仅制作工艺复杂,制作成本高, 而且也因两者接触面积小,锁紧效果不佳。 This structure before connecting sleeve connected to the connecting structure using the sleeve toothing structure, not only the production process complicated, high production costs, but also because both the contact area is small, a locking effect is poor.

发明内容 SUMMARY

本实用新型的目的是提供一种结构合理,锁紧力高,安装方便的塑料光纤连接器。 The object of the present invention is to provide a reasonable structure, high locking force, easy to install a plastic optical fiber connectors.

本实用新型为达到上述目的的技术方案是: 一种塑料光纤连接器,其特征在于:包括陶瓷插芯、连接套、插芯尾座、弹簧、压接套、大压套和小压套,陶瓷插芯穿过连接套的内隔板与插芯尾座连接,连接套的中后侧设有两个以上轴向槽口,连接套位于两个轴向槽口之间的套壁上设有插口,压接套套在插芯尾座上并位于连接套的安装孔内,压接套套壁上的凸筋设置在连接套的插口内,弹簧设置在插芯尾座的轴肩和压接套的弹簧孔内,插芯尾座与连接套的隔板相接,呈台阶状的大压套前部压接在压接套的后部,小压套压接在大压套后部的小径处。 The present invention to achieve the above object of the technical solution is: A plastic optical fiber connector comprising: a ferrule, connector sleeve, ferrule tailstock, spring, crimp sleeve, large and small gland pressing sleeve, separator through the ceramic ferrule connector ferrule connected to the tailstock sleeve, the rear connecting sleeve is provided with two or more axial slots, the wall sleeve connecting sleeve situated between the two axially disposed slots there socket, the ferrule crimping condom tailstock connecting sleeve and positioned mounting holes, embossed ribs arranged condom wall contact in the connector socket sleeve, a spring disposed in the shoulder of the ferrule and the crimp tailstock the spring sleeve hole of the ferrule tailstock sleeve and is connected in contact with the separator, the large stepped front portion press-fit in the rear crimping crimp sleeve, a small gland at the rear crimping sleeve big pressure trail place.

本实用新型的塑料光纤连接器在连接套上设有轴向槽口和径向的插口,使连接套成为涨套式结构,尤其当压接套套壁上的凸筋并卡接在连接套上的插口内,可使压接套与连接套相互锁住而连接,结构合理,不仅有益于各零件相互之间的配合,而且增大了连接套与压接套之间连接面的接触面积,能达到可靠锁紧的效果。 Plastic optical fiber of the present invention is connected in the connecting sleeve provided with an axial and radial slot socket, the connecting sleeve up to become nested structure, especially when the crimp rib and the wall of the condom snap connection sleeve the inner socket, can be connected to the crimp sleeve connecting sleeve interlocked, reasonable structure, not only benefit the parts fit between each other, but also increases the contact area between the connecting surface of the connecting sleeve and the crimping sleeve, to achieve reliable locking effect. 本实用新型由于采用卡接式连接结构, 并通过大压套和小压套的双压接结构,不仅安装方便,降低成本,而且能对光纤可靠的固定。 Since the present invention uses a snap-in connection, through the large and small gland and gland double crimping structure, is not only easy to install, cost reduction, but also a reliable fixing of the optical fiber. 附图说明 BRIEF DESCRIPTION

下面结合附图对本实用新型的实施例作进一步的详细描述。 BRIEF embodiment of the present invention in further detail embodiments described below in conjunction. 图1是本实用新型的结构示意图。 FIG. 1 is a structural diagram of the present invention novel.

图2图1的AA的剖面结构示意图。 AA schematic cross-sectional structure of FIG 2 FIG.

图3是本实用新型去除护套管的爆炸结构示意图。 3 is an exploded view of the present invention, the structure of the jacket tube is removed.

其中:l一陶瓷插芯,2—连接套,21—内隔板,22—安装孔,23—轴向槽口, 24—插口, 25—小槽口, 26—后凸环,3—插芯尾座,4_弹簧, 5—压接套,51—弹簧孔,52—凸筋,6—螺套,7—大压套,8—小压套, 9一护套管。 Wherein: l a ferrule, 2- coupling sleeve, the spacer 21, 22 mounting hole, 23 axial slots, 24 connector, 25 small slots, kyphosis ring 26-, 3- plug core tailstock, 4_ spring, 5-crimp sleeves, spring hole 51, 52- ribs, the collar 6-, 7- large press-fit, press-fit small 8-, 9 a jacket tube. 具体实施方式 Detailed ways

见图1〜3所示,本实用新型的塑料光纤连接器,包括陶瓷插芯l、连接套2、插芯尾座3、弹簧4、压接套5、大压套7和小压套8。 As shown in Figure, the present invention is a plastic optical fiber connector 1~3, L comprises a ferrule, connector sleeve 2, the ferrule tailstock 3, the spring 4, the crimping sleeve 5, the large and small pressing sleeve gland 7 8 . 本实用新型连接套2具有安装孔22,连接套2内设有内隔板21,内隔板21上设有插芯孔,该插芯孔的孔径小于安装孔22的孔径,陶瓷插芯1穿过连接套2 内隔板21上的插芯孔,通过插芯孔对陶瓷插芯1径向进行限位,陶瓷插芯1有后部与插芯尾座3连接。 The present invention has a mounting hole 2 connecting sleeve 22, coupling sleeve 2 equipped with internal baffles 21, 21 provided on the ferrule within the aperture diaphragm, the aperture of the mounting hole is smaller than the ferrule hole diameter, the ferrule 122 through the connecting hole 21 of the ferrule sleeve 2 the separator, through the ferrule bore for limiting a radial ceramic ferrule, ferrule and a rear ferrule has a tailstock 3 are connected. 见图2、 3所示,本实用新型连接套2的中后侧设有两个以上轴向槽口23,使连接套2成为一个涨套式结构,最好在连接套2的后部还设有长度小于轴向槽口23的小槽口25,连接套2位于两个轴向槽口23之间的套壁上设有径向的两个插口24,压接套5套装在插芯尾座3上并位于连接套2的安装孔22内,压接套5套壁上的两个凸筋52设置在连接套2的两个插口24内,使连接套2可靠地与压接套5 Figure 2, 3, in the present invention, the rear connecting sleeve 2 is provided with two or more axial slots 23, the connecting sleeve 2 sets up to become a structure, preferably in the rear portion of sleeve 2 is also connected to smaller than the axial length of the slot is provided with a small notch 23, 25, two connecting sleeve 2 is positioned axially between the wall of the sleeve slots 23 is provided with two radial socket 24, the crimping ferrule sleeve 5 set 3 and positioned on the tailstock sleeve connected to the inner mounting hole 22, two sets of crimp sleeves 5 disposed ribs 52 in the wall of the coupling sleeve of two sockets 242, the connecting sleeve 2 and the crimping sleeve securely 5

连接,弹簧4设置在插芯尾座3的轴肩与压接套5的弹簧孔51内,使插芯尾座3压接在连接套2的内隔板21上与其相接,呈台阶状的大压套7 前部压接在压接套5的后部,小压套8则压接在大压套7后部的小径处, 对光纤进行固定,而护套管9安装在压接套5的后部,最好压接套5的后部设有螺纹,护套管9旋接在压接套5上,并由压接套5上的轴肩限位, 而旋接在适配器上的螺套6则设置在连接套2的外侧,连接套2的前端具有前凸环,后端具有后凸环26,对螺套6的位移量进行限位。 Connection, the spring 4 provided on the ferrule shoulder tailstock 3 and the pressure of the spring within the sleeve bore 515 so that the ferrule 3 pressed against the tailstock connecting sleeve 21 of the partition plate 2 in contact therewith, stepped 7 large press-fitted in the front portion of the rear crimping crimp sleeve 5, a small crimp pressing sleeve 8 at a large diameter press-fitted in the rear portion 7, the optical fiber is fixed, and the sheath pipe 9 is mounted in the crimping a rear cover 5, preferably crimp sleeves is provided with a threaded rear portion 5, the sheath tube 9 screwed on the crimp sleeve 5 by crimping the sleeve on the shoulder stop 5, and screwed to the adapter the collar on the connector 6 disposed outside the sleeve 2, the sleeve connects the front ring 2 having a lordosis, kyphosis ring 26 having a rear end, the amount of displacement of the nut 6 is stopper.

Claims (4)

1、一种塑料光纤连接器,其特征在于:包括陶瓷插芯(1)、连接套(2)、插芯尾座(3)、弹簧(4)、压接套(5)、大压套(7)和小压套(8),陶瓷插芯(1)穿过连接套(2)的隔板(21)与插芯尾座(3)连接,连接套(2)的中后侧设有两个以上轴向槽口(23),连接套(2)位于两个轴向槽口(23)之间的套壁上设有插口(24),压接套(5)套在插芯尾座(3)上并位于连接套(2)的安装孔(22)内,压接套(5)套壁上的凸筋(52)设置在连接套(2)的插口(24)内,弹簧(4)设置在插芯尾座(3)的轴肩与压接套(5)的弹簧孔(51)之间,插芯尾座(3)与连接套(2)的隔板(21)相接,呈台阶状的大压套(7)前部压接在压接套(5)的后部,小压套(8)压接在大压套(7)后部的小径处。 A plastic optical fiber connector comprising: a ferrule (1), the connection sleeve (2), the ferrule tailstock (3), a spring (4), crimp sleeve (5), a large gland (7) and the small pressure sleeve (8), ceramic ferrule (1) through the connection sleeve (2) of the separator (21) and the ferrule tailstock (3), connecting sleeve (2) is provided in the rear two or more axial wall of sleeve slots (23), the connection sleeve (2) located between two axial slots (23) provided between the socket (24), crimp sleeve (5) set in the ferrule a tailstock (3) and located connection sleeve (2) of the mounting hole (22), crimp sleeve (5) sets rib wall (52) disposed in the connector socket sleeve (2) (24), a spring (4) disposed between the ferrule tailstock (3) of the shoulder and the crimping sleeve (5) of the spring hole (51), the ferrule tailstock (3) and the connecting sleeve (2) of the separator (21 ) phase, a large stepped pressing sleeve (7) at the rear of the front crimping the crimping sleeve (5), the small pressure sleeve (8) pressed against the large pressure sleeve (7) at the rear of a small diameter.
2、 根据权利要求1所述的塑料光纤连接器,其特征在于:所述护套管(9)安装在连接套(2)的后部。 2. The plastic optical fiber connector according to claim 1, wherein: said sheath tube (9) mounted at the rear of the connection sleeve (2).
3、 根据权利要求1所述的塑料光纤连接器,其特征在于:所述连接套(2)的前部具有前凸环,后端具有后凸环(26)。 3. The plastic optical fiber connector according to claim 1, wherein: said connection sleeve (2) having a front portion ring lordosis, kyphosis ring having a rear end (26).
4、 根据权利要求1所述的塑料光纤连接器,其特征在于:所述连接套(2)的后部还具有长度小于轴向槽口(23)的小槽口(25)。 4. The plastic optical fiber connector according to claim 1, wherein: said rear connector sleeve (2) further has a length less than the axial slot (23) small slots (25).
CNU2008200379003U 2008-07-08 2008-07-08 Plastic optical fiber connector CN201212913Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNU2008200379003U CN201212913Y (en) 2008-07-08 2008-07-08 Plastic optical fiber connector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNU2008200379003U CN201212913Y (en) 2008-07-08 2008-07-08 Plastic optical fiber connector

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CN201212913Y true CN201212913Y (en) 2009-03-25

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102565959A (en) * 2012-01-04 2012-07-11 金华中科通信技术有限公司 Optical fiber connector
CN102141655B (en) 2010-02-01 2013-07-03 鸿富锦精密工业(深圳)有限公司 The optical fiber connector

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102141655B (en) 2010-02-01 2013-07-03 鸿富锦精密工业(深圳)有限公司 The optical fiber connector
CN102565959A (en) * 2012-01-04 2012-07-11 金华中科通信技术有限公司 Optical fiber connector
CN102565959B (en) * 2012-01-04 2015-06-10 金华中科通信技术有限公司 Optical fiber connector

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C56 Change in the name or address of the patentee

Owner name: CHANGZHOU TAIPING COMMUNICATION TECHNOLOGY CO., LT

Free format text: FORMER NAME: TAIPING ELECTRIC-APPLIANCE CO., LTD., CHANGZHOU

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