LC single-connection adapter

Abstract

The utility model discloses an LC single-connection adapter, which comprises a first frame sleeve, a second frame sleeve assembled and connected with the first frame sleeve, a core clamp simultaneously arranged in the first frame sleeve and the second frame sleeve, and a separation blade structure hinged with the first frame sleeve and capable of automatically resetting, the first frame sleeve comprises a frame sleeve main body part I and a frame sleeve connecting part I which is fixedly connected with one end, facing the second frame sleeve, of the frame sleeve main body, the frame sleeve main body is provided with a butt-inserting main hole and a butt-inserting auxiliary hole communicated with the butt-inserting main hole, and the separation blade structure is hinged with the frame sleeve main body part I and is arranged at an inlet of the butt-inserting main hole and the butt-inserting auxiliary hole. The first frame sleeve connecting part enters the second frame sleeve connecting part, the buckling position is buckled with the buckling window, ultrasonic welding is not needed, the whole assembling process is simple, the production efficiency is low, and the appearance is neat and attractive. When the plug is not plugged into the plug, the blocking piece structure is in an automatic reset state, and the blocking piece structure can play a role in shading and dust prevention.

Description

Technical Field

[0001] The utility model relates to the technical field of communication, in particular to an LC single-connection adapter. Background Art

[0002] With the increasing demand for communication bandwidth, fiber optic adapters have been widely used in wired communication networks. During the debugging and use of fiber optic adapters, the dust caps at both ends need to be removed, which can easily cause laser leakage, affecting the work of the debugging personnel and even causing damage to human eyes. In addition, the existing fiber optic adapters use a split structure and a vertical ultrasonic welding method for assembly production. The ultrasonic line structure for producing such products is complex and ultrasonic welding is difficult. Ultrasonic welding itself can cause trauma to the product, which occurs on the visible appearance surface. At the same time, the instability of the welding technology itself will also have a direct impact on the scrap rate of production. Therefore, the current LC single-unit adapter has low processing efficiency and a high defective rate. There is an urgent need for an LC single-unit adapter with a reasonable structure that can greatly improve the production efficiency and reduce the defective rate. Utility Model Content

[0003] In order to overcome the deficiencies of the prior art, the utility model provides an LC single-connection adapter.

[0004] The utility model adopts the following technical solution to solve the technical problem: an LC single-joint adapter, comprising a first frame sleeve, a second frame sleeve connected to the first frame sleeve, a core clip installed in the first frame sleeve and the second frame sleeve at the same time, and a baffle structure hinged to the first frame sleeve and capable of automatically resetting, wherein the first frame sleeve comprises a frame sleeve main body part one, a frame sleeve connecting part one fixedly connected to one end of the frame sleeve main body facing the second frame sleeve, the frame sleeve main body part one is provided with a main plug-in hole and an auxiliary plug-in hole communicating with the main plug-in hole, the baffle structure is hinged to the frame sleeve main body part one and is arranged at the entrances of the main plug-in hole and the auxiliary plug-in hole, a positioning protrusion one is provided at the bottom of the main plug-in hole, a through hole one penetrating the frame sleeve connecting part one is provided at the center of the positioning protrusion one, and the core clip is installed in the through hole one.

[0005] Preferably, a receiving groove is provided on the side opposite to the main plug-in hole and the auxiliary plug-in hole, and two side walls of the main plug-in hole away from one end of the auxiliary plug-in hole are provided with interconnected hinge holes, and the hinge holes are arranged on both sides of the receiving groove, and the baffle structure includes a hinge rod hinged to the hinge hole, a baffle plate hinged to the hinge rod and pressed against the spring plate, and a spring plate hinged to the hinge rod, and the spring plate is pressed against the baffle plate.

[0006] Preferably, the main plug-in hole is set to be a rectangle, and the auxiliary plug-in hole includes a first rectangular hole with a first notch and a second rectangular hole with a second notch. The first rectangular hole is communicated with the main plug-in hole, and the second rectangular hole is communicated with the first rectangular hole. The cross-section of the first rectangular hole is larger than the cross-section of the second rectangular hole, and the cross-section of the main plug-in hole is larger than the cross-section of the first rectangular hole. The main plug-in hole is communicated with the first rectangular hole.

[0007] Preferably, the baffle includes a first rectangular plate fixedly connected to the hinge rod and corresponding to the main plug-in hole, a second rectangular plate fixedly connected to the first rectangular plate and corresponding to the first rectangular hole, and a third rectangular plate fixedly connected to the second rectangular plate and corresponding to the second rectangular hole. The first rectangular plate is provided with two through holes communicating with the hinge rod, and the back of the baffle is provided with two accommodating grooves.

[0008] Preferably, the spring sheet includes a positioning portion and a spring-pressing portion fixedly connected to the positioning portion, the positioning portion and the spring-pressing portion form an angle less than 90° in a relaxed state, the connection between the positioning portion and the spring-pressing portion is in an arc shape that encompasses the outside of the hinge rod, the spring-pressing portion passes through the second through hole and contacts the second accommodating groove, and the positioning portion is accommodated in the first accommodating groove.

[0009] Preferably, a buckle position and a U-shaped positioning protrusion are provided on the outer side of the frame sleeve connecting part.

[0010] Preferably, the second frame sleeve includes a frame sleeve connecting part 2 for accommodating the frame sleeve connecting part 1, a frame sleeve main body part 2 fixedly connected to the frame sleeve connecting part 2, a through hole 3 communicating with the through hole 1 is provided at the bottom of the frame sleeve connecting part 2, a buckle window is provided on the side wall of the frame sleeve connecting part 2, and a U-shaped positioning groove is provided on the other side wall of the frame sleeve connecting part 2.

[0011] Preferably, the openings of the pair of auxiliary insertion holes are in the shape of an arc that is recessed toward the bottom thereof.

[0012] The utility model has the beneficial effect of providing an LC single-connection adapter, wherein the frame sleeve connection part 1 enters the frame sleeve connection part 2, the buckle position is buckled with the buckle window, and the U-shaped positioning protrusion 1 enters the U-shaped positioning groove to ensure that the frame sleeve connection part 1 enters the position of the frame sleeve connection part 2. Ultrasonic welding is avoided, the entire assembly process is simple, the production efficiency is low, and the appearance is neat and beautiful. In the reset state, the spring-pressing part passes through the through hole 2 and is pressed against the receiving groove 2 on the back of the baffle, and the positioning part is received in the receiving groove 1. Under the elastic force of the spring sheet, the baffle is driven by the reaction force of the spring-pressing part, and the baffle blocks the entrances of the main plug-in hole and the auxiliary plug-in hole to achieve the effect of shading. When an external plug is inserted into the entrance of the main plug-in hole and the auxiliary plug-in hole, the third rectangular plate of the baffle first rotates around the hinge rod toward the second rectangular hole, and the second rectangular plate of the baffle rotates around the hinge rod toward the direction of the first rectangular hole, and the first rectangular plate rotates around the hinge rod toward the direction of the main plug-in hole. As the external plug goes deeper into place, the baffle rotates and is stored until it is parallel to the receiving groove 1. When the external plug is withdrawn, under the elastic force of the spring sheet, the baffle is driven by the reaction force of the spring-pressing part, and the baffle blocks the entrances of the main plug-in hole and the auxiliary plug-in hole to achieve the effect of shading. When the baffle plate rotates toward the bottom direction of the main insertion hole, there is a distance from the positioning protrusion 1. When the baffle plate rotates, the baffle plate will not contact the positioning protrusion 1. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 The utility model is a structural schematic diagram of an LC single-connection adapter.

[0014] Figure 2 The utility model is an exploded structural schematic diagram of an LC single-connection adapter.

[0015] Figure 3 It is a structural schematic diagram of a first frame sleeve of an LC single-connection adapter of the utility model.

[0016] Figure 4 The utility model is a structural schematic diagram of a baffle structure of an LC single-connection adapter.

[0017] Figure 5 The utility model is an exploded structural schematic diagram of a baffle structure of an LC single-connection adapter.

[0018] Figure 6 The utility model is a structural schematic diagram of a second frame sleeve of an LC single-connection adapter.

[0019] Figure 7 It is a structural schematic diagram of another state of an LC single-connection adapter of the utility model.

[0020] Figure 8The utility model is a partial structural schematic diagram of an LC single-connection adapter.

[0021] Fig. 9 yes Figure 8 Schematic diagram of the cross-sectional structure of AA. DETAILED DESCRIPTION

[0022] The implementation methods of the present invention are described below in conjunction with the accompanying drawings and relevant embodiments. The implementation methods of the present invention are not limited to the following embodiments, and the present invention involves relevant necessary components in this technical field, which should be regarded as common knowledge in this technical field and can be known and mastered by technical personnel in this technical field.

[0023] In the description of the present utility model, it should be noted that the terms "upper", "lower", "inside", "outside", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the accompanying drawings, or the orientation or position relationship in which the utility model product is usually placed when in use, which is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "one", "two", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance. It should also be noted in the description of the present utility model that, unless otherwise clearly specified and limited, the terms "set" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0024] Reference Figures 1 to 9 The utility model is implemented as follows: an LC single-joint adapter comprises a first frame sleeve 1, a second frame sleeve 2 assembled and connected with the first frame sleeve 1, a core clip 3 installed in the first frame sleeve 1 and the second frame sleeve 2 at the same time, and a baffle structure 4 hinged to the first frame sleeve 1 and capable of automatically resetting, wherein the first frame sleeve 1 comprises a frame sleeve main body 11, a frame sleeve connecting part 12 fixedly connected to one end of the frame sleeve main body facing the second frame sleeve 2, the frame sleeve main body 11 is provided with a main plug-in hole 111, and an auxiliary plug-in hole 112 communicating with the main plug-in hole 111, the baffle structure 4 is hinged to the frame sleeve main body 11 and is arranged at the entrances of the main plug-in hole 111 and the auxiliary plug-in hole 112, a positioning protrusion 1111 is provided at the bottom of the main plug-in hole 111, a through hole 1112 penetrating the frame sleeve connecting part 12 is provided at the center of the positioning protrusion 1111, and the core clip 3 is installed in the through hole 1112.

[0025] The first frame sleeve 1 and the second frame sleeve 2 are installed in a buckle-connected manner. The core clip 3 is installed in a through hole 1112 limited by a positioning protrusion 1111 of the first frame sleeve 1 and extends into the second frame sleeve 2, avoiding the use of ultrasonic welding, and the assembly connection is stable, the product defect rate is low, and the production efficiency is also improved. When the utility model is not plugged into the plug, the baffle structure 4 is in an automatic reset state, and the baffle structure 4 can play a role in shielding light and dust. When a plug is to be inserted into the utility model, the plug contacts the baffle structure 4 and drives the baffle structure 4 to rotate and fit with the inner wall of the first frame sleeve 1 structure, which is convenient for the plug to be plugged into the first frame sleeve 1 structure of the utility model. The setting of the plug-in auxiliary hole 112 that is connected to the plug-in main hole 111 allows the baffle structure 4 to have a large enough space when it is squeezed and rotated, which is more convenient for the insertion of the plug.

[0026] On the basis of the above embodiments, as a further preference, a receiving groove 1113 is provided on the side opposite to the main plug-in hole 111 and the auxiliary plug-in hole 112, and two side walls of the main plug-in hole 111 away from one end of the auxiliary plug-in hole 112 are provided with interconnected hinge holes 1114, and the hinge holes 1114 are arranged on both sides of the receiving groove 1113, and the baffle structure 4 includes a hinge rod 41 hinged to the hinge hole 1114, a baffle plate 42 hinged to the hinge rod 41 and pressed against a spring plate 43, and a spring plate 43 hinged to the hinge rod 41, and the spring plate 43 is pressed against the back side of the baffle plate 42.

[0027] The main plug-in hole 111 is set to be a rectangle, and the auxiliary plug-in hole 112 includes a first rectangular hole 1122 with a first notch 1121 and a second rectangular hole 1124 with a second notch 1123. The first rectangular hole 1122 is communicated with the main plug-in hole 111, and the second rectangular hole 1124 is communicated with the first rectangular hole 1122. The cross-section of the first rectangular hole 1122 is larger than the cross-section of the second rectangular hole 1124. The cross-section of the main plug-in hole 111 is larger than the cross-section of the first rectangular hole 1122. The main plug-in hole 111 is communicated with the first rectangular hole 1122.

[0028] The baffle plate 42 includes a first rectangular plate 421 fixedly connected to the hinge rod 41 and corresponding to the main plug-in hole 111, a second rectangular plate 422 fixedly connected to the first rectangular plate 421 and corresponding to the first rectangular hole 1122, and a third rectangular plate 423 fixedly connected to the second rectangular plate 422 and corresponding to the second rectangular hole 1124. The first rectangular plate 421 is provided with a second through hole 424 communicating with the hinge rod 41, and the back side of the baffle plate 42 is provided with a second accommodating groove 425.

[0029] The spring piece 43 includes a positioning portion 431 and a spring-pressing portion 432 fixedly connected to the positioning portion 431. The positioning portion 431 and the spring-pressing portion 432 form an angle less than 90° in a relaxed state. The connection between the positioning portion 431 and the spring-pressing portion 432 is in an arc shape that encompasses the outer side of the hinge rod 41. The spring-pressing portion 432 passes through the second through hole 424 and contacts the second accommodating groove 425. The positioning portion 431 is accommodated in the first accommodating groove 1113.

[0030] When in the reset state, the elastic pressing portion 432 passes through the second through hole 424 and is pressed against the second receiving groove 425 on the back of the baffle 42.

[0031] The positioning portion 431 is accommodated in the accommodating groove 1113. Under the elastic force of the spring piece 43, the baffle 42 is driven by the reaction force of the spring-pressing portion 432. The baffle 42 blocks the entrances of the main plug-in hole 111 and the auxiliary plug-in hole 112 to achieve the effect of shading. When an external plug is inserted into the entrances of the main plug-in hole 111 and the auxiliary plug-in hole 112, the third rectangular plate 423 of the baffle 42 first rotates around the hinge rod 41 toward the second rectangular hole 1124, and the second rectangular plate 422 of the baffle 42 rotates around the hinge rod 41 toward the direction of the first rectangular hole 1122, and the first rectangular plate 421 rotates around the hinge rod 41 toward the direction of the main plug-in hole 111. As the external plug is inserted into place, the baffle 42 rotates and is stored parallel to the accommodating groove 1113. When the external plug is withdrawn, the baffle 42 is driven by the reaction force of the spring pressing portion 432 under the elastic force of the spring sheet 43, and the baffle 42 blocks the entrances of the main plug hole 111 and the auxiliary plug hole 112, thereby achieving the effect of shielding light. When the baffle 42 rotates toward the bottom of the main plug hole 111, there is a distance from the positioning protrusion 1111. When the baffle 42 rotates, the baffle 42 will not contact the positioning protrusion 1111.

[0032] The auxiliary plug-in hole 112 includes a first rectangular hole 1122 with a first notch 1121, and a second rectangular hole 1124 with a second notch 1123. The baffle 42 includes a first rectangular plate 421 fixedly connected to the hinge rod 41 and corresponding to the main plug-in hole 111, a second rectangular plate 422 fixedly connected to the first rectangular plate 421 and corresponding to the first rectangular hole 1122, and a third rectangular plate 423 fixedly connected to the second rectangular plate 422 and corresponding to the second rectangular hole 1124, so as to facilitate the baffle 42 to stably rotate around the hinge rod 41 when the external plug is inserted.

[0033] On the basis of the above embodiment, as a further preference, the openings of the pair of auxiliary insertion holes 112 are in an arc shape that is concave toward the bottom thereof.

[0034] The arc-shaped opening facilitates the external plug to be inserted into the auxiliary plug hole 112 .

[0035] On the basis of the above embodiment, as a further preference, a buckle position 121 and a U-shaped positioning protrusion 122 are provided on the outer side of the frame sleeve connecting portion 12 .

[0036] The second frame sleeve 2 comprises a frame sleeve connecting part 21 accommodating the frame sleeve connecting part 1 12, and a frame sleeve main body 22 fixedly connected to the frame sleeve connecting part 21. The bottom of the frame sleeve connecting part 21 is provided with a through hole 3 211 communicating with the through hole 1 1112, and the core clip 3 extends into the through hole 3 211. The side wall of the frame sleeve connecting part 21 is provided with a buckle window 212, and the other side wall of the frame sleeve connecting part 21 is provided with a U-shaped positioning groove 213.

[0037] The through hole one 1112 is provided with a flange one 11121, and the through hole three 211 is provided with a flange three 2111. During assembly, after the core clip 3 is inserted into the through hole one 1112 and the through hole three 211, both ends are limited by the flange one 11121 and the flange three 2111, ensuring that the core clip 3 can be more stable in the through hole one 1112 and the through hole three 211.

[0038] The frame sleeve connecting part 12 enters the frame sleeve connecting part 21, the buckle position 121 is buckled with the buckle window 212, and the U-shaped positioning protrusion 122 enters the U-shaped positioning groove 213 to ensure that the frame sleeve connecting part 12 enters the position of the frame sleeve connecting part 21. Avoiding the use of ultrasonic welding, the whole assembly process is simple, the production efficiency is low, and the appearance is neat and beautiful.

[0039] It should be noted that for the preferred implementation of the utility model, ordinary technicians in this technical field can make several improvements and modifications without departing from the principle of the utility model, and these improvements and modifications should also be regarded as the protection scope of the utility model.

Claims

1. An LC single-connection adapter, characterized in that The invention comprises a first frame sleeve (1), a second frame sleeve (2) assembled and connected to the first frame sleeve (1), a core clip (3) installed in both the first frame sleeve (1) and the second frame sleeve (2), and a baffle structure (4) hinged to the first frame sleeve (1) and capable of automatically resetting. The first frame sleeve (1) comprises a frame sleeve main body part (11), a frame sleeve connecting part (12) fixedly connected to one end of the frame sleeve main body facing the second frame sleeve (2), the frame sleeve main body part (11) being provided with a main insertion hole (111), An auxiliary plug-in hole (112) is connected to the main plug-in hole (111); the baffle structure (4) is hinged to the frame sleeve main body part (11) and is arranged at the entrances of the main plug-in hole (111) and the auxiliary plug-in hole (112); a positioning protrusion (1111) is provided at the bottom of the main plug-in hole (111); a through hole (1112) penetrating the frame sleeve connecting part (12) is provided at the center of the positioning protrusion (1111); and the core clip (3) is installed in the through hole (1112).

2. An LC single-connection adapter as claimed in claim 1, characterized in that The side surfaces of the main plug-in hole (111) and the auxiliary plug-in hole (112) are provided with a receiving groove (1113); two side walls of the main plug-in hole (111) away from one end of the auxiliary plug-in hole (112) are provided with interconnected hinge holes (1114); the hinge holes (1114) are arranged on both sides of the receiving groove (1113); the baffle structure (4) comprises a hinge rod (41) hinged to the hinge hole (1114); a baffle plate (42) hinged to the hinge rod (41) and pressed against a spring plate (43); and a spring plate (43) hinged to the hinge rod (41); the spring plate (43) is pressed against the baffle plate (42).

3. An LC single-connection adapter as claimed in claim 2, characterized in that The main plug-in hole (111) is configured as a rectangle, and the auxiliary plug-in hole (112) comprises a first rectangular hole (1122) with a first notch (1121) and a second rectangular hole (1124) with a second notch (1123); the first rectangular hole (1122) is in communication with the main plug-in hole (111); the second rectangular hole (1124) is in communication with the first rectangular hole (1122); the cross-section of the first rectangular hole (1122) is greater than the cross-section of the second rectangular hole (1124); the cross-section of the main plug-in hole (111) is greater than the cross-section of the first rectangular hole (1122); and the main plug-in hole (111) is in communication with the first rectangular hole (1122).

4. An LC single-connection adapter as claimed in claim 3, characterized in that The baffle plate (42) comprises a first rectangular plate (421) fixedly connected to the hinge rod (41) and corresponding to the main insertion hole (111), a second rectangular plate (422) fixedly connected to the first rectangular plate (421) and corresponding to the first rectangular hole (1122), and a third rectangular plate (423) fixedly connected to the second rectangular plate (422) and corresponding to the second rectangular hole (1124), wherein the first rectangular plate (421) is provided with a second through hole (424) communicating with the hinge rod (41), and a second accommodating groove (425) is provided on the back of the baffle plate (42).

5. An LC single-connection adapter as claimed in claim 4, characterized in that The spring sheet (43) comprises a positioning portion (431) and a spring-pressing portion (432) fixedly connected to the positioning portion (431); the positioning portion (431) and the spring-pressing portion (432) form an angle less than 90° in a relaxed state; a connection between the positioning portion (431) and the spring-pressing portion (432) is in an arc shape that encompasses the outside of the hinge rod (41); the spring-pressing portion (432) passes through the second through hole (424) and contacts the second receiving groove (425); and the positioning portion (431) is received in the first receiving groove (1113).

6. The LC single-connection adapter as claimed in claim 1, characterized in that The outer side of the frame sleeve connecting portion 1 (12) is provided with a buckle position (121) and a U-shaped positioning protrusion 1 (122).

7. An LC single-connection adapter as claimed in claim 6, characterized in that The second frame sleeve (2) comprises a frame sleeve connecting portion 2 (21) for accommodating the frame sleeve connecting portion 1 (12), and a frame sleeve main body portion 2 (22) fixedly connected to the frame sleeve connecting portion 2 (21); a through hole 3 (211) communicating with the through hole 1 (1112) is provided at the bottom of the frame sleeve connecting portion 2 (21); a buckle window (212) is provided on a side wall of the frame sleeve connecting portion 2 (21); and a U-shaped positioning groove (213) is provided on the other side wall of the frame sleeve connecting portion 2 (21).

8. The LC single-connection adapter as claimed in claim 6, characterized in that The opening of the auxiliary insertion hole (112) is in the shape of an arc that is concave toward its bottom.

Images