CN211062914U

CN211062914U - Female terminal assembly of connector

Info

Publication number: CN211062914U
Application number: CN201921801212.4U
Authority: CN
Inventors: 高昌燕; 王磊
Original assignee: Xinwei Communication Jiangsu Co ltd
Current assignee: Xinwei Communication Jiangsu Co ltd
Priority date: 2019-10-24
Filing date: 2019-10-24
Publication date: 2020-07-21
Anticipated expiration: 2029-10-24
Also published as: WO2021077634A1

Abstract

The utility model discloses a female end subassembly of connector, including second base member and shielding frame, the second base member is located in the shielding frame, be equipped with second signal terminal on the second base member, the quantity of second base member with the quantity of shielding frame is a plurality of respectively, the second base member with the setting of shielding frame one-to-one, adjacent two the shielding frame switches on continuously. The signal terminals with high isolation requirements are positioned in different shielding frames, so that the shielding performance of the connector female end assembly is improved, the mutual interference among the signal terminals is reduced, and the electrical performance of the connector female end assembly is effectively ensured.

Description

Female terminal assembly of connector

Technical Field

The utility model relates to a radio frequency connector technical field especially relates to female end assembly of connector.

Background

In the existing radio frequency connector, a plurality of signal terminals and a plurality of grounding terminals are often arranged on a base body connected with a female end, the grounding terminals are arranged between two adjacent signal terminals, but due to the structure of the grounding terminals, the grounding terminals can not completely isolate signals of the two terminals, so that the shielding performance is seriously reduced.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the connector female terminal assembly is high in isolation and good in shielding performance.

In order to solve the technical problem, the utility model discloses a technical scheme be: female end subassembly of connector, including second base member and shielding frame, the second base member is located in the shielding frame, be equipped with second signal terminal on the second base member, the quantity of second base member with the quantity of shielding frame is a plurality of respectively, the second base member with the shielding frame one-to-one sets up, adjacent two the shielding frame switches on continuously.

Furthermore, a slot position is arranged between every two adjacent shielding frames.

Further, the number of the second signal terminals on each of the second substrates is one.

Further, the solder tails of the second signal terminals are located in the shielding frame.

Further, two adjacent shielding frames are welded.

Further, the bottom end of the shielding frame is provided with a protective edge extending towards the outer side.

Furthermore, the safe edge is annular, still includes the circuit board, be equipped with on the circuit board with safe edge matched with be annular pad.

Furthermore, a second fastener is arranged on the shielding frame.

Furthermore, a fourth fastener is arranged on the shielding frame.

The beneficial effects of the utility model reside in that: the signal terminals with high isolation requirements are positioned in different shielding frames, so that the shielding performance of the connector female end assembly is improved, the mutual interference among the signal terminals is reduced, and the electrical performance of the connector female end assembly is effectively ensured.

Drawings

Fig. 1 is a schematic structural diagram of a radio frequency connector assembly according to a first embodiment of the present invention;

fig. 2 is a schematic structural diagram of a male connector end in a radio frequency connector assembly according to a first embodiment of the present invention;

fig. 3 is a schematic structural diagram of another view angle of the male connector end in the rf connector assembly according to the first embodiment of the present invention;

fig. 4 is a schematic structural diagram of a male connector end in a radio frequency connector assembly according to a first embodiment of the present invention (after a shielding case is hidden);

fig. 5 is a schematic structural diagram of a female connector end in a radio frequency connector assembly according to a first embodiment of the present invention;

fig. 6 is a schematic structural diagram of another view angle of the female connector end in the rf connector assembly according to the first embodiment of the present invention;

fig. 7 is a schematic structural diagram of a circuit board in a radio frequency connector assembly according to a first embodiment of the present invention;

description of reference numerals:

1. a coaxial line; 2. a circuit board; 3. a male end of the connector; 4. a connector female end; 5. a first substrate; 6. a shield case; 61. a top plate; 62. a first laser welding spot; 63. a side plate; 64. riveting a pressing plate; 65. a second laser welding spot; 66. riveting and pressing claws; 67. a front plate; 68. a guard plate; 69. a stop block; 7. a first signal terminal; 8. a separator; 91. a card slot; 92. a clamping block; 93. a first fastener; 94. a second fastener; 95. a third fastener; 10. a second substrate; 11. a shield frame; 12. a second signal terminal; 13. welding feet; 14. protecting edges; 15. a third laser welding spot; 16. a pad; 17. and a fourth fastener.

Detailed Description

In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.

Referring to fig. 1 to 7, the connector female end 4 assembly includes a second base 10 and a shielding frame 11, the second base 10 is disposed in the shielding frame 11, the second base 10 is provided with a second signal terminal 12, the number of the second bases 10 and the number of the shielding frames 11 are plural, the second bases 10 and the shielding frames 11 are disposed in a one-to-one correspondence, and two adjacent shielding frames 11 are connected in a conductive manner.

From the above description, the beneficial effects of the present invention are: the signal terminals with high isolation requirements are positioned in different shielding frames, so that the shielding performance of the connector female end assembly is improved, the mutual interference among the signal terminals is reduced, and the electrical performance of the connector female end assembly is effectively ensured.

Further, a slot is arranged between two adjacent shielding frames 11.

As can be seen from the above description, the slot is used to receive a ground spacer (e.g., a ground terminal, a spacer, etc.) of the male end of the connector.

Further, the number of the second signal terminals 12 on each of the second bases 10 is one.

As can be seen from the above description, each second signal terminal can achieve good shielding, and the electrical performance of the female terminal assembly of the connector is effectively ensured.

Further, the solder leg 13 of the second signal terminal 12 is located inside the shield frame 11.

According to the description, the electromagnetic leakage condition can not occur at the bottom of the shielding frame, and the electrical performance of the connector female terminal assembly is further ensured.

Further, two adjacent shielding frames 11 are welded.

As can be seen from the above description, the adjacent two shielding frames are welded to facilitate the assembly of the female terminal assembly of the connector.

Further, the bottom end of the shield frame 11 has a bead 14 extending outward.

As can be seen from the above description, the provision of the protective edge can further improve the shielding performance of the shielding frame.

Further, the safe edge 14 is annular, and the anti-theft alarm device further comprises a circuit board 2, wherein an annular bonding pad 16 matched with the safe edge 14 is arranged on the circuit board 2.

From the above description, it can be seen that each region of the guard edge can be well conducted with the pad, so as to achieve better shielding of the second signal terminal.

Further, a second fastener 94 is disposed on the shielding frame 11.

Further, a fourth fastener 17 is disposed on the shielding frame 11.

Example one

Referring to fig. 1 to 7, a first embodiment of the present invention is: as shown in fig. 1, the radio frequency connector assembly comprises a connector male end assembly and a connector female end assembly, the connector male end assembly comprises a coaxial line 1 and a connector male end 3, the connector male end 3 is electrically connected with the coaxial line 1, the connector female end assembly comprises a circuit board 2 and a connector female end 4, the connector female end 4 is arranged on the circuit board 2 and is communicated with the circuit board 2, and the connector male end 3 is matched with the connector female end 4.

Referring to fig. 2 to 4, the male connector end 3 includes a first base 5 and a shielding cover 6 covering the first base 5, the first base 5 is provided with a plurality of first signal terminals 7 and spacers 8, the spacers 8 are disposed between at least one group of adjacent two signal terminals, the spacers 8 are conducted with the shielding cover 6, the shielding cover 6 is connected with the network cable of the coaxial cable 1, and the first signal terminals 7 are conducted with the core wire of the coaxial cable 1. Preferably, the number of the spacers 8 is plural, and the spacers 8 are provided between any two adjacent first signal terminals 7.

As shown in fig. 4, specifically, the spacer 8 and the first signal terminal 7 are respectively connected and fixed to the first base 5 through an insert injection molding process, so that the stability of the structure of the male connector end 3 can be improved, the male connector end 3 can withstand multiple plugging and unplugging processes, and the service life of the male connector end 3 can be prolonged.

Referring to fig. 2 to 4, in order to ensure the stability of the conduction between the shielding can 6 and the shielding can 8 and enable the shielding can 8 to isolate the interference between two adjacent first signal terminals 7, the shielding can 6 is in conduction with the shielding can 8 by welding, and simply, the shielding can 6 includes a top plate 61, the top plate 61 is connected with the shielding can 8 by laser spot welding, as shown in fig. 3, in this embodiment, the top plate 61 of the shielding can 6 is in conduction with the top of the shielding can 8 by welding through four first laser welding spots 62. In detail, two sides of the top plate 61 are respectively provided with a side plate 63 extending downwards, the bottom end of at least one side plate 63 is provided with a riveting plate 64 extending and bending inwards, the side plates 63, the top plate 61 and the riveting plate 64 form a frame structure, and the rear end of the first base 5 is fixed in the frame structure. In order to better ground the spacer 8, the bottom of the spacer 8 is in contact with and conducted to the riveting plate 64, and preferably, the spacer 8 is welded and conducted to the riveting plate 64. In this embodiment, the bottom ends of the two side plates 63 are respectively provided with the riveting plates 64, and the two riveting plates 64 are respectively welded to the spacer 8, as a preferred mode, as shown in fig. 2, the bottom of the spacer 8 is welded to the two riveting plates 64 through two second laser welding spots 65, so that the spacer 8 and the two riveting plates 64 can be switched on, and the riveting plates 64 can be prevented from loosening to affect the connection stability of the first base body 5 and the shielding case 6.

As shown in fig. 2, a riveting claw 66 for riveting and connecting the coaxial cable 1 is disposed at the rear end of the shielding case 6, a front plate 67 bent and extended downward is disposed at the front end of the top plate 61, a protection plate 68 bent and extended toward the direction close to the rear end of the shielding case 6 is disposed at each of two ends of the front plate 67, a clamping groove 91 is disposed on the protection plate 68, a clamping block 92 matched with the clamping groove 91 is disposed on the first base body 5, and preferably, the front plate 67 and the protection plate 68 respectively abut against the first base body 5. Referring to fig. 2 and 5, specifically, a first fastener 93 is disposed on an inner side of the protective plate 68, and a second fastener 94 matched with the first fastener 93 is disposed on the connector female end 4, although the first fastener 93 may also be disposed on an inner side of the front plate 67 in order to improve the connection stability between the connector male end 3 and the connector female end 4. The first fastening member 93 may be a protrusion.

In a preferred embodiment, the end of the guard plate 68 remote from the front plate 67 is inserted into the frame structure formed by the side plates 63, the top plate 61 and the riveting plate 64, so that the structural stability of the shielding cage 6 can be improved.

Two sides of the top plate 61 are respectively provided with a stop block 69 extending downwards in a bending way, the stop blocks 69 are positioned at the outer side of the guard plate 68, and one end of each stop block 69 is connected with the side plate 63. When the guard plate 68 is deformed outwardly, the stop block 69 can serve as a stop, thereby improving the structural stability of the male end 3 of the connector.

Optionally, the front end of the spacer 8 abuts against the inner side of the front plate 67, and further, the front end of the spacer 8 is connected to the front plate 67 by spot welding.

As shown in fig. 4, at least one side of the isolation sheet 8 is further provided with a third fastener 95.

Referring to fig. 2 and 5, the female connector end 4 includes a plurality of second substrates 10 and a plurality of shielding frames 11, the second substrates 10 are disposed in the shielding frames 11, the second substrates 10 and the shielding frames 11 are disposed in a one-to-one correspondence, second signal terminals 12 matched with the first signal terminals 7 are disposed on the second substrates 10, and two adjacent shielding frames 11 are respectively in contact conduction with the same spacer 8. Preferably, only one of the second signal terminals 12 is disposed on each of the second bases 10. More preferably, the number of the first signal terminals 7, the number of the second signal terminals 12, and the number of the shielding frames 11 are equal to each other, and the first signal terminals 7, the second signal terminals 12, and the shielding frames 11 are provided in one-to-one correspondence.

As shown in fig. 6, in order to further prevent signal leakage and signal interference, the solder tails 13 of the second signal terminals 12 are located in the shielding frame 11, that is, the entire second signal terminals 12 are located in the shielding frame 11 without being exposed outside the shielding frame 11.

Referring to fig. 5 and 6, in order to facilitate assembly of the connector female end 4 and the circuit board 2, two adjacent shielding frames 11 are fixedly connected, and preferably, the two adjacent shielding frames 11 are conducted, optionally, a protective edge 14 extending outward is provided at the bottom end of each shielding frame 11, and the two adjacent protective edges 14 are welded, in this embodiment, the protective edges 14 of the two adjacent shielding frames 11 are connected through six third laser welding spots 15, wherein four third laser welding spots 15 are provided on the bottom surface of each protective edge 14, and two third laser welding spots 15 are provided on the top surface of each protective edge. Preferably, the protective edge 14 is annular, the circuit board 2 is provided with an annular pad 16 (as shown in fig. 7) which is matched with the protective edge 14, and the pad 16 is conducted with the ground layer of the circuit board 2, so that each region of the protective edge 14 can be conducted with the circuit board 2, thereby improving the shielding effect of the shielding frame 11 to a greater extent, reducing signal interference and signal leakage, and improving the electrical performance of the radio frequency connector assembly. To further improve the signal interference resistance of the rf connector assembly, the bottom surface of the guard plate 68 abuts against the top surface of the protective edge 14 after the male connector end 3 is connected to the female connector end 4. That is, after the male connector end 3 is connected to the female connector end 4, the first and second signal terminals are shielded by the double-layer shielding frame structure.

Referring to fig. 2, fig. 4 and fig. 5, in at least one of the two adjacent shielding frames 11, a fourth fastening member 17 is disposed on an outer side of the shielding frame 11, where the fourth fastening member 17 is matched with the third fastening member 95, and optionally, the third fastening member 95 or the fourth fastening member 17 is a convex point.

To sum up, the utility model provides a female end subassembly of connector, isolation height, shielding performance are good, electrical properties is good between the signal terminal.

The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.

Claims

1. Female end subassembly of connector, including second base member and shield frame, the second base member is located in the shield frame, be equipped with second signal terminal, its characterized in that on the second base member: the number of the second base bodies and the number of the shielding frames are respectively multiple, the second base bodies and the shielding frames are arranged in a one-to-one correspondence mode, and the adjacent two shielding frames are connected in a conduction mode.

2. The connector female end assembly of claim 1, wherein: a slot position is arranged between every two adjacent shielding frames.

3. The connector female end assembly of claim 1, wherein: the number of the second signal terminals on each of the second substrates is one.

4. The connector female end assembly of claim 1, wherein: and the welding feet of the second signal terminals are positioned in the shielding frame.

5. The connector female end assembly of claim 1, wherein: and welding two adjacent shielding frames.

6. The connector female end assembly of claim 1, wherein: the bottom end of the shielding frame is provided with a protective edge extending towards the outer side.

7. The connector female end assembly of claim 6, wherein: the safe edge is annular, still includes the circuit board, be equipped with on the circuit board with safe edge matched with is annular pad.

8. The connector female end assembly of claim 1, wherein: and a second fastener is arranged on the shielding frame.

9. The connector female end assembly of claim 1, wherein: and a fourth fastener is arranged on the shielding frame.