TWI475274B - Optical connector and assembly method of the same - Google Patents

Description

Optical connector and assembly method thereof

The invention relates to an optical connector and an assembly method thereof, in particular to an optical connector assembled in the same direction.

The prior art related to the present invention can be referred to the Taiwan Patent Publication No. M330614, which discloses an optical connector including an insulative housing, an optical component mounted in the insulative housing, a spring, and a door member. The insulative housing has a pair of connecting surfaces, a bottom wall and a top wall perpendicular to the mating surface, and two side walls between the top wall and the bottom wall and perpendicular to the mating surface, the wall surfaces enclosing a mating connector a docking chamber inserted therein, the docking chamber has a bottom surface and is provided with a receiving groove, the spring has a body portion and an abutting portion extending from the body portion to the two sides to abut against the door member and resisting a receiving portion in the receiving groove, wherein the insulating body is formed with an assembly groove for assembling the door member and a receiving cavity for accommodating the optical component by the bottom wall. However, the door member and the optical component of the invention are mounted by the bottom wall. The spring is loaded into the docking cavity by the mating surface. Since the components are assembled from different directions, the direction of rotation needs to be adjusted to achieve assembly during the automatic operation, which increases the installation man-hour and is not conducive to cost saving.

Therefore, it is necessary to provide an optical connector that can solve the above problems.

It is an object of the present invention to provide an optical connector that is assembled in the same direction and a method of assembling the same.

In order to achieve the above object, the present invention is achieved by the following technical solutions: a light connection The connector includes: an insulative housing comprising an abutting surface and a mounting surface, the insulative housing forming a docking cavity through the mating surface; a mounting slot extending from the mounting surface toward the insulative housing and communicating with the mating cavity; An assembly slot extending from the interior of the mounting body to the interior of the insulative housing and communicating with the mating cavity; a receiving cavity extending from the mounting body toward the insulating body and communicating with the docking cavity; a shielding docking cavity The door member is rotatably received in the mounting groove; a spring that abuts the door member to keep the docking chamber closed, is received in the mounting groove; and an optical component is disposed in the receiving cavity.

Compared with the prior art, the optical connector of the present invention has the following beneficial effects: different components are assembled by integrating the mounting groove of the mounting door member, the assembly groove for assembling the spring, and the receiving cavity for accommodating the optical component on the mounting surface of the insulating body. Achieve assembly in the same direction, effectively reducing installation man-hours.

In order to achieve the above object, the present invention is achieved by the following technical solutions: a method for assembling an optical connector, comprising the steps of: providing an insulative housing, the insulative housing includes a mating surface and a mounting surface, and the insulative housing has a mating cavity through the mating surface, The insulating body is further provided with a mounting groove, an assembly groove and a receiving cavity which communicate with the mating cavity through the mounting surface; the door member, the spring and the optical component are provided; the door member, the spring and the optical component are respectively loaded into the mounting groove from the mounting surface group, and assembled Slot and receiving cavity.

Compared with the prior art, the assembly method of the optical connector of the present invention has the following beneficial effects: the door member, the spring and the optical component are assembled from the same direction, and the installation man-hour is effectively reduced.

100‧‧‧ optical connector

1‧‧‧Insulating body

11‧‧‧ docking

111‧‧‧ docking chamber

12‧‧‧Installation surface

121‧‧‧Assembly

1211‧‧‧ side wall

1212‧‧‧Installation slot

1212a, 1212b‧‧‧ front and rear retaining walls

1213‧‧‧Assemble slot

1214‧‧ ‧ gap

1215‧‧‧ mounting holes

1216‧‧‧ slots

122‧‧‧ containment chamber

123‧‧‧Closed board

124‧‧‧ front wall

1241‧‧‧through hole

125‧‧‧ Back wall

1251‧‧‧ hooks

126‧‧‧ side wall

128‧‧‧Interference ribs

13‧‧‧ side

131‧‧‧Long slot

132‧‧‧Steps

14‧‧‧welding surface

141‧‧‧ jack

2‧‧‧door components

20‧‧‧Anti-rotation department

21‧‧‧ pivot shaft

211‧‧‧ base

212‧‧‧Interposed Department

3‧‧‧ Spring

31‧‧‧ Body Department

32‧‧‧Installation arm

33‧‧‧Abutment arm

4‧‧‧Light components

41‧‧‧Light Module

42‧‧‧welding feet

5‧‧‧Shaded housing

51‧‧‧ top wall

52‧‧‧ side wall

521‧‧‧ buckle arm

522‧‧‧Installation feet

The first figure is a perspective view of the optical connector of the present invention; 2 is a perspective exploded view of the optical connector of the present invention; the third is a perspective view of the insulative housing of the optical connector of the present invention; and the fourth is a perspective view of the optical connector of the present invention for removing the shielded housing; A cross-sectional view of the optical connector of the optical connector of the present invention is disposed in the VV direction; and a sixth view is a perspective view of the optical component of the optical connector of the present invention.

The specific embodiment of the optical connector of the present invention will be described in detail below with reference to the drawings.

Referring to the first and second figures, the present invention discloses an optical connector 100. The optical connector includes an insulative housing 1, a door member pivotally connected to the insulative housing, and a spring 3 that abuts against the door member. The optical component 4 housed in the insulating body and the shielding case 5 covered on the outside of the insulating body.

As shown in the second figure, the insulative housing 1 has a mating surface 11 at the front end, a mounting surface 12 perpendicular to the mating surface, and opposite side surfaces 13 perpendicular to the mounting surface. The insulating body is provided with a through-facing surface 11 for docking connection. The mating cavity 111 is inserted into the docking chamber 111, and the mounting surface 12 is open at the front end of the mating surface 11 and forms an assembly port 121 communicating with the mating cavity 111. The assembly port is provided for the door member 2 and the spring 3 to be fixed and fixed. Insulating body, the assembly opening has opposite side walls 1211 (ie, opposite side walls of the docking cavity), and the opposite side walls 1211 are recessed from the mounting surface with mounting slots 1212 and phases for mounting the door member 2 and for rotating the door member The assembly slot 1213 of the mounting slot 1212 for mounting the spring 3 has a receiving cavity 122 away from the abutting surface 11 at the rear end of the mounting surface. The optical component is inserted into the receiving cavity 122.

As shown in the third to fifth figures, the mounting groove 1212 is disposed adjacent to the abutting surface. There are opposite front and rear retaining walls 1212a, 1212b parallel to the abutting surface 11, and a front retaining wall adjacent to the abutting surface has a notch 1214 extending through the abutting surface, the door member 2 having an anti-rotation portion 20 at the mounting groove, the anti-rotation portion 20 The rear retaining wall 1212b is abutted against the door member to prevent the door member from rotating out of the abutting surface, and the notch 1214 of the front retaining wall 1212a is used as a door member to be swung into the docking chamber to avoid the anti-rotation portion. The mounting groove 1212 is recessed into the side wall 1211 with a mounting hole 1215. The door member 2 is further a pivot shaft 21 extending from the anti-rotation portion. The pivot shaft 21 includes a base portion 211 having a large outer diameter and a small outer diameter insertion portion connected to the base portion. The base portion 211 is received in the mounting groove 1212 and the insertion portion is inserted into the mounting hole 1215. The differential arrangement of the base portion 211 and the insertion portion 212 can be restricted to the mounting groove and the two sides of the door member are limited to Between the two side walls 1211, the multi-step positioning manner can effectively avoid the swaying of the door member in the left-right direction, the end of the insertion portion 212 is provided with a chamfer angle, and the opening of the mounting groove 1212 is provided with a corresponding guiding bevel angle for convenience. The door member is loaded into the mounting groove from the pivoting shaft, and the small outer diameter insertion portion 212 can have a certain bending toughness during the process of loading the pivot shaft into the mounting groove to prevent the pivot shaft from breaking. The assembly slot 1213 is disposed on the rear side of the mounting slot 1212. The assembly slot 1213 is further provided with a slot 1216 adjacent thereto. The spring 3 has two spiral body portions 31. The opposite sides of the body portion extend with the mounting arm 32. The two opposite inner sides extend against the door member abutting arm 33, and the mounting arm 32 and the abutting arm 33 are located at opposite ends of the spring spiral body portion. When the spring 3 is assembled, the spring body portion 31 is assembled in the assembly groove. In the 1213, the mounting arm 32 is correspondingly inserted into the slot 1216, and the abutting arm abuts against the door member. The mounting arm 32 fixed in the slot 1216 provides the abutting elastic force at the other end of the body portion. Thus, the abutment cavity 111 is held closed by the abutment arm against the door member.

As shown in the third figure and in conjunction with the fifth and sixth figures, the receiving cavity 122 extends through the rear end of the mounting surface and is separated from the assembly opening 121 by a closing plate 123. The receiving cavity has the foregoing pair. The front wall 124 adjacent to the cavity, the insulating body is disposed through the front wall for receiving The through hole 1241 in which the cavity communicates with the docking cavity, the optical component 4 can be exposed to the docking cavity through the through hole 1241. The receiving cavity 122 has a hook portion 1251 as a snap light assembly 4 protruding toward the receiving cavity with respect to the rear wall 125 of the front wall, the hook portion having a guiding surface for allowing the optical assembly to be easily loaded. In order to ensure that the optical component is in close contact with the mating connector when the optical component is in close contact with the front wall, the receiving cavity has opposite side walls 126 perpendicular to the front and rear walls, and the two side walls and the rear wall are convexly disposed to the receiving cavity. The interference rib 128 of the guiding surface, when the optical component is assembled into the receiving cavity, the optical component is closely matched with the receiving cavity (even if the optical component is in close contact with the front wall), and the other side of the insulating body is parallel to the mounting surface with respect to the mounting surface The surface of the receiving cavity through the soldering surface has a row of jacks 141 disposed in parallel with the front and rear walls. The optical module 4 has a light module 41 and soldering legs 42 extending from the optical module 41 and inserted into the jacks 141. The jacks 141 The positive position of the soldering foot can be guaranteed.

Referring to the first and second and fourth figures, the shielding shell 5 is disposed substantially in a "ㄇ" shape and has a top that is attached to the mounting surface and forms a closed surface of the mounting groove, the assembly groove and the receiving cavity. The wall 51 and the side wall 52 of the insulating body are opposite to the two side faces 13. The shielding shell 5 is assembled from the mounting surface to the outside of the insulating body to prevent the door member 2, the spring and the optical component from falling off from the mounting surface and simultaneously shielding external interference. Use. The two sides 13 of the insulative housing are symmetrically disposed with a long slot 131 extending through the mounting surface and the soldering surface. The opposite side walls 52 of the shielding shell are flushed toward the side surface 13 with a latching arm 521 slidably inserted into the slot 131, and the slot 131 is recessed. There is a step portion 132 facing the welding surface 14 , the buckle arm 521 and the side wall 52 form an opening facing the top wall 51 , the buckle arm 521 abuts against the step portion 132 , and the shielding shell 5 can be fixed in the up and down direction by the buckle arm 521 . The buckle arm has the same width as the long slot 131, whereby the shielding shell can be fixed in the left-right direction with the insulating body by using the buckle arm. In order to accurately mount the shielding case 5 to the insulative housing 1, the end of the side wall 52 of the shielding case extends out of the mounting leg 522, and the mounting leg 522 is located in the extension direction of the buckle arm 521 such that the mounting leg 522 serves as a shielding housing. Installation guide can be The fixed engagement with the step portion 132 is achieved by accurately guiding the buckle arm into the long groove 131.

In summary, the optical connector 100 of the present invention integrates the mounting groove 1212 of the mounting door member 2, the assembly groove 1213 for arranging the spring 3, and the receiving cavity 122 for accommodating the optical component to the mounting surface of the insulating body, and the shielding case is also The assembly direction of the above components is the same, whereby the same direction assembly of the different components of the optical connector is realized, and the installation man-hour is effectively reduced. The above is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiments. Therefore, any equivalent change made by those who understand the design points of the present invention should be included in the scope of the patent application of the present application.

100‧‧‧ optical connector

1‧‧‧Insulating body

11‧‧‧ docking

111‧‧‧ docking chamber

12‧‧‧Installation surface

1211‧‧‧ side wall

1212‧‧‧Installation slot

1213‧‧‧Assemble slot

122‧‧‧ containment chamber

13‧‧‧ side

2‧‧‧door components

20‧‧‧Anti-rotation department

21‧‧‧ pivot shaft

3‧‧‧ Spring

31‧‧‧ Body Department

32‧‧‧Installation arm

33‧‧‧Abutment arm

4‧‧‧Light components

41‧‧‧Light Module

42‧‧‧welding feet

5‧‧‧Shaded housing

51‧‧‧ top wall

52‧‧‧ side wall

521‧‧‧ buckle arm

522‧‧‧Installation feet

Claims (10)

An optical connector includes: an insulative housing comprising an abutting surface and a mounting surface, the insulative housing forming a mating cavity through the mating surface; a mounting slot, the mounting slot extending from the mounting surface toward the insulative housing And communicating with the docking cavity; an assembly slot, the assembly slot extends from the mounting surface toward the interior of the insulative housing, and communicates with the mating cavity; a receiving cavity, the receiving cavity extends from the mounting surface toward the insulating body And communicating with the mating cavity; a door member shielding the mating cavity is rotatably received in the mounting slot; a spring that abuts the door member to keep the docking cavity closed, is received in the mounting slot; An optical component is disposed in the receiving cavity. The optical connector of claim 1, wherein the optical connector further has a shielding shell that is coated on the outside of the insulating body, the shielding housing has a mounting surface that closes the mounting slot, and is assembled. The top wall of the slot and the receiving cavity is fixed to the side wall of the insulating body. The optical connector of claim 2, wherein the assembly slot and the mounting slot are located on sidewalls of the two sides of the docking cavity, the mounting slot being adjacent to the mating face of the assembly slot. The optical connector of claim 3, wherein the mounting groove has opposite front and rear retaining walls parallel to the abutting surface, and the front retaining wall adjacent to the abutting surface has a through-butting surface The notch, the door member has an anti-rotation portion located in the mounting groove and abutting against the rear stop wall. The optical connector of claim 4, wherein the mounting groove is recessed with a mounting hole toward the side wall, the door member further extending from the anti-rotation portion to a pivot shaft, the pivot shaft including the large The base portion of the outer diameter and the insertion portion of the small outer diameter are received in the mounting groove, and the insertion portion is inserted into the mounting hole. The optical connector of claim 5, wherein the spring has two helical body portions, and the body portion has a mounting arm extending opposite the outer side and the opposite inner side extending against the door member. An arm, the assembly slot is mounted in the body portion and further defines a slot in which the mounting arm is inserted. The optical connector of claim 6, wherein the receiving cavity has a front wall adjacent to the mating cavity and a rear wall opposite to the front wall, the rear wall protruding from the receiving cavity with a guiding surface The latching portion of the latching light assembly further has opposite side walls perpendicular to the front and rear walls, and the two side walls and the rear wall protrude from the receiving cavity with interference ribs having guiding surfaces. The optical connector of claim 7, wherein the insulative housing has two opposite sides perpendicular to the mounting surface and a soldering surface parallel to the mounting surface, the two sides being disposed through the mounting surface and the soldering a long groove of the surface, the long groove is concavely provided with a step facing the welding surface, and a side wall of the shielding shell is punched with a buckle arm which is inserted into the long groove and abuts against the stepped portion The buckle arm width setting is the same as the length of the long groove. An optical connector assembly method includes the following steps: providing an insulative housing, the insulative housing includes an abutting surface and a mounting surface, the insulative housing is provided with a mating cavity through the mating surface, and the insulative housing is further provided with a through-mounting surface The mounting groove, the assembly groove and the receiving cavity communicate with the docking cavity; the door member, the spring and the optical component are provided; the door component, the spring and the optical component are respectively assembled from the mounting surface into the mounting groove, the assembly groove and the receiving cavity. The optical connector is further provided with a shielding shell covering the outside of the insulating body, and the door member, the spring and the optical component are installed, and the shielding shell is completed. The mounting surface is assembled on the insulating body and the mounting groove, the assembly groove and The receiving cavity is closed.