CN113176636A

CN113176636A - General type end face detects EC type optical fiber connector

Info

Publication number: CN113176636A
Application number: CN202110491131.4A
Authority: CN
Inventors: 黄成�; 罗洪祥; 高小燕
Original assignee: Sichuan Tianyi Comheart Telecom Co Ltd
Current assignee: Sichuan Tianyi Comheart Telecom Co Ltd
Priority date: 2021-05-06
Filing date: 2021-05-06
Publication date: 2021-07-27
Anticipated expiration: 2041-05-06
Also published as: CN113176636B

Abstract

The invention discloses a universal type end face detection EC type optical fiber movable connector, which relates to the field of optical fiber detection and comprises a connector and an insertion head, wherein the connector is detachably connected with the insertion head; the connector comprises a connecting seat and a connecting disc, the connecting seat is arranged in a hollow manner, one end of the connecting seat is fixed with one end of the connecting disc, the connecting disc is provided with a detection channel, and the detection channel is communicated with the connecting seat; the inserting head is provided with a channel in a through mode, one end of the inserting head is movably connected with a baffle, sliding blocks are arranged on two sides of the top end of the baffle respectively, sliding grooves matched with the sliding blocks in a movable mode are formed in two sides of the inner wall of the connecting seat, protruding convex blocks are arranged on two sides of the outer wall of the inserting head respectively, grooves matched with the convex blocks in a sliding mode are formed in two sides of the inner wall of the connecting seat, the inserting head is movably arranged in the connecting seat, the sliding blocks are matched with the sliding grooves in a movable mode, and the convex blocks are matched with the grooves in a sliding mode.

Description

General type end face detects EC type optical fiber connector

Technical Field

The invention relates to the field of optical fiber detection, in particular to a universal type end face detection EC type optical fiber movable connector.

Background

After the optical fiber is manufactured, a connector needs to be connected to an end of the optical fiber, so that the connection is convenient. The existing optical fiber connector directly leaves a factory after the optical fiber end is connected, so that some optical fiber cable cores are not in the middle of the connector, and the optical fiber is not well connected when the connector is connected, so that poor signal transmission is caused. Therefore, in order to ensure the quality of optical fiber connection and transmission, a connector capable of conveniently detecting whether the core of the optical fiber is in the center is designed.

Disclosure of Invention

The invention aims to provide a universal type end face detection EC-type optical fiber movable connector which can realize quick connection and separation and save time, and can judge whether an optical fiber cable core is in the middle of the connector or not by detecting the connector when the connector is shipped for use, so that the angle between the optical fiber cable core and a core package is adjusted, and the transmission quality of optical fibers is ensured.

The purpose of the invention is realized by the following technical scheme:

a general type end face detection EC type optical fiber connector comprises a connector and an insertion head, wherein the connector is detachably connected with the insertion head;

the connector comprises a connecting seat and a connecting disc, the connecting seat is arranged in a hollow manner, one end of the connecting seat is fixed with one end of the connecting disc, the connecting disc is provided with a detection channel, and the detection channel is communicated with the connecting seat;

the insert head is provided with a channel in a through manner, one end of the insert head is rotatably and movably connected with a baffle, two sides of the top end of the baffle are respectively provided with a sliding block, two sides of the inner wall of the connecting seat are provided with sliding grooves movably matched with the sliding blocks, two sides of the outer wall of the insert head are respectively provided with a convex block, two sides of the inner wall of the connecting seat are provided with grooves slidably matched with the convex blocks, when the insert head is movably arranged in the connecting seat, the sliding blocks are movably matched with the sliding grooves, the convex blocks are slidably matched with the grooves, when the sliding blocks continuously enter the connecting seat along with the baffle, the sliding blocks are abutted against one end of the sliding grooves far away from the insert head, the baffle rotates upwards to be parallel to the top surface of the inner wall of the connecting seat, and the baffle stops moving and slides along the insert head along with the continuous entering of the connecting seat, one end of the insertion head, which is close to the connecting seat, is abutted against one end face of the connecting disc, and a channel formed by the insertion head and a detection channel of the connecting disc are coaxial.

Preferably, be equipped with the measuring pole that is used for detecting in the passageway, the measuring pole is kept away from the one end of connector is connected with adapter sleeve, adapter sleeve with passageway threaded connection, adapter sleeve keeps away from the one end of measuring pole is connected with the cable core pipe that leads to the heart setting and be used for wearing to establish optic fibre, the protection tube that is used for protecting the cable core is worn to be equipped with by the outer wall of cable core pipe, the one end of protection tube with adapter sleeve threaded connection.

The EC-type optical fiber connector for universal end face detection as claimed in claim, wherein the end of the connection disc close to the connection seat is provided with a through-center-arranged limiting tube, one end of the limiting tube is fixed with the connection disc, the limiting tube is disposed in the hollow cavity of the connection seat and is coaxial and through-center with the detection channel, the other end of the limiting tube is movably disposed in the channel formed by the insertion head and allows the detection rod to be movably inserted into the limiting tube, and the detection rod, the limiting tube and the detection channel are coaxial.

Preferably, first movable grooves are respectively formed in two sides of the outer wall of the upper portion of the insertion head, a notch is formed in the baffle, movable protruding blocks movably matched with the first movable grooves are respectively arranged on two sides of the lower portion of the notch, and one ends of the movable protruding blocks are fixed to the inner wall of the notch respectively.

Preferably, a second movable groove is formed in the top end of the insertion head, and a movable shaft is movably arranged in the second movable groove;

a return spring is arranged at one end of the movable shaft, which is far away from the notch, one end of the return spring is connected with the movable shaft, and the other end of the return spring is connected with the inner wall of the second movable groove;

the improved connector is characterized in that a pushing block is arranged in the notch, one end of the pushing block is fixed to the bottom end of the notch, the other end of the pushing block is lower than the top end of the notch, the pushing block is movably matched with the second movable groove, and the pushing block is used for pushing the movable shaft to move in the second movable groove when the insertion head moves relatively in the connecting seat.

The invention has the beneficial effects that: the connector comprises a connector and an insertion head which are detachably connected, so that quick connection can be realized, and time is saved; the connector of the connector comprises a connecting seat and a connecting disc, wherein the connecting seat is used for quickly connecting an insertion head, the connecting disc is not only used for connecting an external connector, but also provided with a detection channel, and the detection channel is used for penetrating an optical fiber and can be used as a channel for detecting the optical fiber connected with the insertion head, so that the aim of one hole with multiple purposes is fulfilled; the connector insertion head is provided with a channel in a penetrating way, the insertion head is inserted into the connecting seat, and the insertion end of the insertion head abuts against one end face of the connecting disc, the channel and the detection channel are coaxial, so that the detection is convenient and optical fibers can pass through the channel; simultaneously the lug that the outer wall both sides of insert head set up and the recess slip adaptation that the inner wall both sides of connecting seat were seted up, when the insert head inserts the connecting seat, the lug lets insert head and connecting seat remain stable connection through sliding friction with the recess, and when the insert head enters into the connecting seat in certain distance, the baffle that gets into connecting seat one end setting with the insert head is opened, the slider of baffle top both sides supports respectively and leans on the spout one end of seting up at the connecting seat inner wall promptly, along with the continuous entering connecting seat of insert head, the baffle sets up the mobile structure rotation along the top of insert head, and the baffle slides relatively along the insert head, spill the passageway that the insert head was seted up, support on the connection disc until the end of insert head, let passageway and detection channel be in on same axle center. The connector can realize quick connection and separation, saves time, and can judge whether the optical fiber is in the middle of the connector or not by detecting the connector when leaving factory, so as to adjust the angle between the optical fiber cable core and the core package and ensure the transmission quality of the optical fiber.

Drawings

FIG. 1 is a schematic structural diagram of a universal end-face detection EC-type optical fiber connector according to the present invention;

FIG. 2 is an exploded view of the connector and the plug of the general type end face detection EC-type optical fiber connector according to the present invention;

FIG. 3 is a schematic diagram of a connector structure of a general type end face detection EC-type optical fiber connector according to the present invention;

FIG. 4 is a rear view of the present invention as shown in FIG. 3;

FIG. 5 is a schematic diagram of a plug-in connection structure of a general type end-face detection EC-type optical fiber connector according to the present invention;

FIG. 6 is an exploded view of the plug portion of a universal end-face detecting EC-type optical fiber connector according to the present invention;

FIG. 7 is a schematic view of a connection structure of a movable shaft and a return spring of the general type end face detection EC-type optical fiber connector of the present invention;

in the figure, 1-connector, 2-insertion head, 11-connecting seat, 12-connecting disc, 21-baffle, 22-detection rod, 23-first movable groove, 24-second movable groove, 111-sliding groove, 112-groove, 121-detection channel, 211-sliding block, 212-projection, 213-pushing block, 221-connecting sleeve, 222-cable core tube, 223-protecting tube, 241-movable shaft, 242-reset spring.

Detailed Description

The technical solutions of the present invention are further described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following.

As shown in fig. 1 to 7, a general EC-type optical fiber connector for end face detection includes a connector 1 and an insertion head 2, wherein the connector 1 and the insertion head 2 are detachably connected; the connector 1 comprises a connecting seat 11 and a connecting disc 12, the connecting seat 11 is arranged in a hollow manner, one end of the connecting seat 11 is fixed with one end of the connecting disc 12, the connecting disc 12 is provided with a detection channel 121, and the detection channel 121 is communicated with the connecting seat 11; insert 2 link up and seted up the passageway, the rotatable and mobilizable baffle 21 that is connected with of one end of insert 2, the top both sides of baffle 21 are equipped with slider 211 respectively, spout 111 with slider 211 activity adaptation is seted up to the inner wall both sides of connecting seat 11, the outer wall both sides of insert 2 are equipped with convex lug 212 respectively, recess 112 with the slip adaptation of lug 212 is seted up to the inner wall both sides of connecting seat 1, insert 2 activity is arranged in when connecting seat 11, slider 211 and spout 111 activity adaptation, lug 212 and recess 112 slip adaptation, and when slider 211 constantly gets into inside connecting seat 11 along with baffle 21, slider 211 supports and leans on the one end of keeping away from insert 1 at spout 111, baffle 21 rotates upwards and is parallel with the inner wall top surface of connecting seat 11, inside along with insert 2 constantly gets into connecting seat 11, baffle 21 stops motionless and slides along insert 2, insert 2 is close to the one end of connecting seat 11 and supports and leans on connecting disc 12 and insert 2 the passageway and insert 2 and offer on the terminal surface of inserting disc, insert 2 The detection channel 121 of the connecting disc 12 is coaxial. This connector has included connector 1 and insert head 2, and connector 1 can dismantle the connection with insert head 2, can realize quick connection, save time to the connection disc 12 that connector 1 set up not only can be used for connecting other external device, and the test channel 121 that connection disc 12 was seted up can enough regard as the passageway of wearing to establish optic fibre moreover, with can be used as the passageway whether the test fiber cable core is at the center, has realized the purpose that a hole is multi-purpose.

Further, when the connector is actually used, the optical fiber connector should detect whether the optical fiber is in the middle of the connector when the optical fiber connector is shipped with the optical fiber. As shown in figure 1, the connector comprises a connecting head 1 and an inserting head 2, wherein the connecting head 1 and the inserting head 2 are detachably connected, so that quick connection and disassembly are realized, and time is saved. As shown in fig. 5, a channel is formed through the insertion head 2 of the connector, a detection rod 22 for detection is arranged in the channel, one end of the detection rod 22, which is far away from the connector 1, is connected with a connection sleeve 221, the connection sleeve 221 is in threaded connection with the channel, one end of the connection sleeve 221, which is far away from the detection rod 22, is connected with a cable core tube 222, which is arranged through the center and is used for passing an optical fiber, a protection tube 223 for protecting the cable core is arranged on the outer wall of the cable core tube 222 in a penetrating manner, and one end of the protection tube 223 is in threaded connection with the connection sleeve 221; one end of the optical fiber is penetrated from one end of the protection tube 223 far away from the connection sleeve 221, then the optical fiber is penetrated from one end of the cable core tube 222, and the optical fiber abuts against one end of the detection rod 22 through the connection sleeve 221; the test rod 22 of the connector is then placed in the passage between the connection sleeve 221 and the insertion head 2, and the insertion head 2 is then connected to the connection sleeve 221.

Further, as shown in fig. 2, the insertion head 2 of the connector is aligned with the hollow cavity of the connecting seat 11 of the connecting head 1, and the insertion head 2 is inserted into the connecting seat 11 until the insertion end of the insertion head 2 abuts against the connecting disc 12, and the channel of the insertion head 2 and the detection channel 121 of the connecting disc 12 are on the same axial line. As shown in fig. 5 and 6, one end of the insertion head 2 of the connector inserted into the connection seat 11 is rotatably and movably connected with a baffle 21, two sides of the top end of the baffle 21 are respectively provided with a slider 211, two sides of the inner wall of the connection seat 11 are provided with a chute 111 movably matched with the slider 211, two sides of the outer wall of the insertion head 2 are respectively provided with a convex bump 212, two sides of the inner wall of the connection seat 1 are provided with a groove 112 slidably matched with the bump 212, when the insertion head 2 is movably arranged in the connection seat 11, the slider 211 is movably matched with the chute 111, the bump 212 is slidably matched with the groove 112, two sides of the outer wall of the upper part of the insertion head 2 are respectively provided with a first movable groove 23, the baffle 21 is provided with a notch, two sides of the lower part of the notch are respectively provided with a movable bump movably matched with the first movable groove 23, and one end of the movable bump is respectively fixed with the inner wall of the notch; a second movable groove 24 is formed at the top end of the insertion head 2, and a movable shaft 241 is movably arranged in the second movable groove 24; as shown in fig. 7, a return spring 242 is arranged at one end of the movable shaft 241 far away from the notch, one end of the return spring 242 is connected with the movable shaft 241, and the other end of the return spring 242 is connected with the inner wall of the second movable groove 24; the notch is internally provided with a pushing block 213, one end of the pushing block 213 is fixed with the bottom end of the notch, the other end of the pushing block 213 is lower than the top end of the notch and movably matched with the second movable groove 24, and when the pushing block 213 is used for the relative movement of the insertion head 2 in the connecting seat 11, the pushing movable shaft 241 is pushed to move in the second movable groove 24. When the inserting head 2 and the connecting seat 11 are connected, the sliding block 211 continuously enters the connecting seat 11 along with the baffle 21, when the inserting head 2 enters the connecting seat 11 for a certain distance, the sliding block 211 at the moment abuts against one end, far away from the inserting head 1, of the sliding groove 111, the length of the sliding groove 111 in the connecting seat 11 is designed according to requirements during design, the baffle 21, which is arranged when the inserting head 1 enters one end of the connecting seat 11, is opened, the baffle 21 abuts against the end part of the sliding groove 111 through the sliding block 211 and stops, the inserting head 1 is continuously pushed into the connecting seat 11, the baffle 21 at the moment respectively rotates around the first movable leakage groove 23 which is movably matched with the baffle through movable lugs symmetrically arranged at two sides, so that the baffle 21 rotates upwards to be parallel to the top surface of the inner wall of the connecting seat 11, and a channel is formed by the inserting head 2; the sliding blocks 211 on the two sides of the top of the baffle 21 respectively abut against one end of a sliding groove 111 formed in the inner wall of the connecting seat 11, and the baffle 21 stops moving and slides relatively along the insertion head 2 as the insertion head 2 continues to enter the connecting seat 11; when the baffle 21 rotates around the insertion head 2, the top end of the pushing block 213 connected in the slot of the baffle 21 abuts against the end of the movable shaft 241 and pushes the movable shaft 241 to move along the second movable slot 24, so as to shrink relatively, and the top end of the pushing block 213 designed at this time just enters the second movable slot 24, and as the insertion head 2 continues to move towards the end close to the connection disc 12, the pushing block 213 continues to push the movable shaft 241 to enter the hollow cavity of the second movable slot 24 and compress the return spring 242.

Further, when inserting end of inserting head 2 will lean on with connecting disc 12 and lean on, be equipped with the spacing pipe that leads to the heart setting in the one end that connecting disc 12 is close to connecting seat 11, the one end of spacing pipe is fixed with connecting disc 12, spacing pipe setting is in the hollow cavity of connecting seat 11 and spacing pipe and detection channel 121 set up with the axle center and lead to the heart, the other end of spacing pipe is mobilizable arrange in the passageway that inserting head 2 seted up and let in the spacing pipe of inserting of measuring rod 22 activity, measuring rod 22, spacing pipe and detection channel 121 set up with the axle center. The limiting pipe penetrates into a channel of the insertion head 2, the insertion head 2 is limited, one end of the detection rod 22 enters the limiting pipe, the accuracy of measurement is guaranteed until the insertion head 2 abuts against the end face of the connecting disc 12, then whether the end part of the optical fiber inserted into the connector is located in the middle or not is judged by a device (an existing optical fiber precision measuring device) for measuring the precision through measuring the detection rod 22 at the center of the channel of the insertion head 2, and then the angle distance between a cable core and a core bag of the optical fiber is judged and adjusted according to design, so that the transmission quality of the optical fiber in use is improved. For a brief explanation here: if the cable core is detected to be in the middle of the connector according to the existing measuring device, it is indicated that the designed angle between the cable core and the core package meets the design requirements and meets the factory regulations, and if the cable core is detected to be not in the middle of the connector and has a certain angle, the angle between the cable core and the core package needs to be adjusted according to the design before the cable core and the core package are delivered to the factory until the requirements are met, and how to adjust the angle between the cable core and the core package is the existing process technology, and no specific description is made herein.

Furthermore, in the implementation process, the stable connection between the insertion head 2 of the universal connector and the connection seat 11 can be maintained only by the sliding friction force of the convex block and the groove, when the connector needs to be connected with an external optical fiber, the insertion head 2 is taken down, the movable shaft 241 at the moment pushes the movable shaft 241 to reset under the action of the reset spring 242, the baffle 21 is rotated to reset to the end of the insertion head 2, the cable core in the channel of the insertion head 2 is protected from being oxidized after being exposed in the air for a long time, and the transmission quality is prevented from being influenced; then the optical fiber to be connected is penetrated for a certain distance from the detection channel 121 of the connecting disc 12, then the detection rod 22 is taken out from the channel, the optical fiber of the insertion head 2 is pushed for a certain distance towards one end of the connector 1, the end heads of the two optical fibers are connected, the insertion head 2 is inserted into the connector 1, and the two optical fibers are straightened. The connector is designed to be universal, an end can be connected with external optical fibers quickly, and after the connector is connected with the external end, the optical fibers at two ends are straightened, so that the connecting time can be saved, the problem that the connector cannot be connected with an external connecting end due to design can be reduced, the service environment of the connector is greatly improved, the universal connector can replace a corresponding connecting structure, different optical fiber connection and detection are met, the cost is saved, and the practicability of the connector is improved; this general type connector not only can realize quick connection and separation, save time to this connector can judge whether optic fibre is in the centre of connector through detecting the connector when leaving the factory to use, adjusts the angle of optic fibre cable core and core package with this, guarantees the transmission quality of optic fibre.

The foregoing is illustrative of the preferred embodiments of this invention, and it is to be understood that the invention is not limited to the precise form disclosed herein and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the concept as disclosed herein, either as described above or as apparent to those skilled in the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The general type end face detection EC type optical fiber connector is characterized by comprising a connector (1) and an insertion head (2), wherein the connector (1) is detachably connected with the insertion head (2);

the connector (1) comprises a connecting seat (11) and a connecting disc (12), the connecting seat (11) is arranged in a hollow manner, one end of the connecting seat (11) is fixed with one end of the connecting disc (12), the connecting disc (12) is provided with a detection channel (121), and the detection channel (121) is communicated with the connecting seat (11);

the inserting head (2) is provided with a through channel, one end of the inserting head (2) is rotatably and movably connected with a baffle (21), two sides of the top end of the baffle (21) are respectively provided with a sliding block (211), two sides of the inner wall of the connecting seat (11) are provided with a sliding groove (111) movably matched with the sliding block (211), two sides of the outer wall of the inserting head (2) are respectively provided with a convex lug (212), two sides of the inner wall of the connecting seat (1) are provided with a groove (112) in sliding fit with the lug (212), when the inserting head (2) is movably arranged in the connecting seat (11), the sliding block (211) is movably matched with the sliding groove (111), the lug (212) is in sliding fit with the groove (112), and when the sliding block (211) continuously enters the connecting seat (11) along with the baffle (21), slider (211) support and lean on spout (111) are kept away from the one end of inserting head (1), baffle (21) rotate upwards with the inner wall top surface of connecting seat (11) is parallel, along with insert head (2) and constantly get into inside connecting seat (11), baffle (21) stop motionless and along insert head (2) slip, the one end that inserts head (2) is close to connecting seat (11) supports and leans on the terminal surface of connecting disc (12) just the passageway that inserts head (2) was seted up with the detection passageway (121) of connecting disc (12) are coaxial.

2. The EC-type optical fiber connector for the universal end face detection as claimed in claim 1, wherein a detection rod (22) for detection is arranged in the channel, one end of the detection rod (22) far away from the connector (1) is connected with a connection sleeve (221), the connection sleeve (221) is in threaded connection with the channel, one end of the connection sleeve (221) far away from the detection rod (22) is connected with a cable core tube (222) which is arranged through the core and used for penetrating optical fibers, a protection tube (223) for protecting the cable core is penetrated through the outer wall of the cable core tube (222), and one end of the protection tube (223) is in threaded connection with the connection sleeve (221).

3. The EC-type optical fiber connector for universal end face detection as claimed in claim 2, wherein one end of the connecting disc (12) close to the connecting seat (11) is provided with a through-center limiting tube, one end of the limiting tube is fixed with the connecting disc (12), the limiting tube is arranged in the hollow cavity of the connecting seat (11) and is coaxial and through-center with the detection channel (121), the other end of the limiting tube is movably arranged in the channel formed by the insertion head (2) and allows the detection rod (22) to be movably inserted into the limiting tube, and the detection rod (22), the limiting tube and the detection channel (121) are coaxial.

4. The EC-type optical fiber connector for universal end face detection according to claim 1, wherein the insertion head (2) is provided with first movable grooves (23) on both sides of the outer wall of the upper portion, the baffle (21) is provided with a notch, movable protrusions movably matched with the first movable grooves (23) are provided on both sides of the lower portion of the notch, and one end of each movable protrusion is fixed to the inner wall of the notch.

5. The EC-type optical fiber connector for the universal end face detection according to claim 4, wherein a second movable groove (24) is formed at the top end of the insertion head (2), and a movable shaft (241) is movably arranged in the second movable groove (24);

one end, far away from the notch, of the movable shaft (241) is provided with a return spring (242), one end of the return spring (242) is connected with the movable shaft (241), and the other end of the return spring (242) is connected with the inner wall of the second movable groove (24);

be equipped with in the notch and promote piece (213), the one end that promotes piece (213) with the bottom mounting of notch, the other end that promotes piece (213) is less than the top of notch just promote piece (213) with second activity groove (24) activity adaptation, when promoting piece (213) and being used for inserting head (2) relative movement in connecting seat (11), promote loose axle (241) and move about in second activity groove (24).