CN206441945U - An improved connector - Google Patents

Abstract

The present invention relates to the field of connector technology, and more particularly to an improved connector. The signal terminal comprises a plurality of signal terminals, a rubber core for mounting a terminal group and a grounding shell connected with the rubber core, wherein the rubber core comprises a front end part and a rear end part, and the front end part comprises an insertion hole; the grounding shell is sleeved at the front end part, the grounding shell is provided with a grounding terminal extending into the jack in an extending mode, and the front end part is provided with an opening used for being matched with the grounding terminal; the signal terminal is including the welding part and be used for the fixed part be connected with gluey core, and the fixed part extends to the jack in and is provided with first elastic arm and the second elastic arm of longitudinal symmetry, and the end of first elastic arm and second elastic arm all is provided with butt portion. The utility model utilizes the whole grounding shell to be directly grounded, the contact area of the grounding shell is large, the grounding stability is ensured, and the effective grounding of the grounding terminal is ensured; the butt connection part is symmetrically arranged up and down and connected with the plug, so that the stability of the connection of the connector and the plug is guaranteed.

Description

An improved connector

technical field

The utility model relates to the technical field of connectors, in particular to an improved connector.

Background technique

Connectors are the main adapters for electrical signal transmission in various electronic products. Among them, audio connectors specially provided for audio signal output/input are widely used in various audio-visual products, especially near Over the past few years, with the rapid development of various portable electronic products, such as mobile phones, IPADs, recording pens, notebook computers, etc., various audio connectors are widely used. With the development of industrial production, connectors are becoming more and more useful, and the scope of use is becoming more and more extensive. Due to the long-term use of the connector, the elasticity of the elastic arm of the signal terminal gradually decreases, and the connection stability is poor; at the same time, The current grounding terminal of the connector also has poor connection stability after long-term use.

Utility model content

The utility model provides an improved connector aiming at the problems of the prior art, which has a simple structure and a reasonable design, can be used for a long time, is not easy to be damaged, and has good stability.

In order to solve the above technical problems, the utility model adopts the following technical solutions:

An improved connector provided by the utility model includes several signal terminals, a rubber core for installing terminal groups, and a grounding shell connected with the rubber core. The rubber core includes a front end and a rear end. The front end part includes a socket; the grounding shell is sleeved on the front end part, and the grounding shell is extended with a grounding terminal extending into the socket, and the front end is provided with an opening for matching with the grounding terminal; The signal terminal includes a welding part and a fixing part for connecting with the rubber core. The fixing part extends into the socket and is provided with a first elastic arm and a second elastic arm which are symmetrical up and down. The first elastic arm and the second elastic arm Ends of the elastic arms are provided with abutting parts.

Wherein, a gap for plug insertion is formed between the first elastic arm and the second elastic arm.

Wherein, the upper and lower sides of the rear end are provided with clamping blocks, the upper and lower sides of the grounding shell are provided with clamping pieces extending to the rear end, and the clamping pieces are provided with clamps for cooperating with the clamping blocks. mouth.

Wherein, the rubber core is provided with a fixing groove for connecting with the fixing part, the two sides of the fixing part are provided with hemispherical protrusions, and the fixing groove is provided with a concave hole for cooperating with the hemispherical protrusions. pit.

Wherein, two sides of the rubber core are provided with card slots, and power terminals are installed in the card slots, and the power terminals are provided with protrusions for matching with the card slots, and the power terminals are also provided with abutting arms. , the end of the abutting arm is provided with a contact point.

Wherein, the number of the grounding terminals is 4, and the grounding terminals are arranged in pairs on the upper and lower sides of the grounding shell.

The beneficial effects of the utility model:

The utility model provides an improved connector, which utilizes the whole grounding shell to be directly grounded, and the grounding shell has a large contact area to ensure stable grounding, and at the same time ensure the effective grounding of the grounding terminal, which solves the problem of the traditional single terminal being set in the rubber core for grounding The problem of poor stability; through the arrangement of the first elastic arm and the second elastic arm with up-and-down symmetry, and the abutment part connected with the plug through the up-and-down symmetry, the stability of the connection between the connector and the plug is ensured, and the connector is solved due to long-term The reason for use is that the elasticity of the elastic arm of the signal terminal gradually decreases, and the connection stability is poor.

Description of drawings

FIG. 1 is a structural schematic diagram of an improved connector of the present invention.

Fig. 2 is an exploded view of the structure of an improved connector of the present invention.

FIG. 3 is a schematic structural diagram of the signal terminal of the present invention.

Fig. 4 is a schematic structural view of the rubber core of the present invention.

Fig. 5 is a schematic structural diagram of the power terminal of the present invention.

FIG. 6 is a schematic structural diagram of the cooperation between the signal terminal and the fixing groove of the present invention.

Reference numerals in FIGS. 1 to 6 include:

1—signal terminal 2—plastic core 3—earth shell

4—front end 5—rear end 6—jack

7—Ground terminal 8—Opening 9—Welding part

10—fixed part 11—first elastic arm 12—second elastic arm

13—Abutting part 14—Clamping block 15—Clamping piece

16—bayonet 17—fixing groove 18—hemispherical protrusion

19—pit 20—card slot 21—power terminal

22—bump 23—abutment arm 24—contact.

detailed description

In order to facilitate the understanding of those skilled in the art, the utility model will be further described below in conjunction with the embodiments and accompanying drawings, and the contents mentioned in the implementation modes are not limitations of the utility model. Below in conjunction with accompanying drawing 1-6 the utility model is described in detail.

An improved connector described in this embodiment includes several signal terminals 1, a rubber core 2 for installing terminal groups, and a grounding shell 3 connected to the rubber core 2, and the rubber core 2 includes a front end 4 and the rear end 5, the front end 4 includes a socket 6; the grounding shell 3 is sleeved on the front end 4, and the grounding shell 3 is extended with a grounding terminal 7 extending into the socket 6, so The front end portion 4 is provided with an opening 8 for matching with the ground terminal 7; the signal terminal 1 includes a welding portion 9 and a fixing portion 10 for connecting with the rubber core 2, and the fixing portion 10 extends into the insertion hole 6 A first elastic arm 11 and a second elastic arm 12 that are vertically symmetrical are provided, and the ends of the first elastic arm 11 and the second elastic arm 12 are each provided with an abutting portion 13 . Specifically, the grounding shell 3 is sleeved on the front end 4, and the grounding shell 3 is extended with a grounding terminal 7 extending into the socket 6, and the whole grounding shell 3 is directly grounded, and the grounding shell 3 has a large contact area, ensuring The grounding is stable, and at the same time, the effective grounding of the grounding terminal 7 is ensured, which solves the problem of poor grounding stability of the traditional single terminal set in the rubber core 2; The abutment part 13 is symmetrically arranged up and down to connect with the plug, which ensures the stability of the connection between the connector and the plug, and solves the problem that the elasticity of the elastic arm of the signal terminal 1 of the connector gradually decreases due to the long-term use of the connector, and the problem of poor connection stability ; Specifically, the signal terminal 1 is stably connected to the rubber core 2 by using the fixing portion 10 ;

In the improved connector described in this embodiment, a gap for insertion of a plug is formed between the first elastic arm 11 and the second elastic arm 12 . Specifically, after the plug is inserted into the connector, the plug is located between the first elastic arm 11 and the second elastic arm 12, and the gap can be inserted into the plug.

In the improved connector described in this embodiment, the upper and lower sides of the rear end 5 are provided with locking blocks 14 , and the upper and lower sides of the grounding shell 3 are provided with locking pieces extending to the rear end 5 15 , the snap-in piece 15 is provided with a bayonet 16 for cooperating with the block 14 . Specifically, by utilizing the cooperation between the clamping block 14 and the bayonet socket 16, the grounding shell 3 is firmly sleeved on the front end 4 of the rubber core 2, and is not easy to loosen, thereby ensuring its working stability.

In the improved connector described in this embodiment, the rubber core 2 is provided with a fixing groove 17 for connecting with the fixing part 10, and the two sides of the fixing part 10 are provided with hemispherical protrusions 18, A recess 19 for cooperating with the hemispherical protrusion 18 is arranged in the fixing groove 17 . Specifically, the hemispherical protrusion 18 is snapped into the recess 19, so that the signal terminal 1 is firmly fixed in the rubber core 2, and it is also more convenient to connect the soldering part 9 of the signal terminal 1 to the PCB board. and stable.

In the improved connector described in this embodiment, card slots 20 are provided on both sides of the rubber core 2, and power terminals 21 are installed in the card slots 20. The power terminals 21 are provided with a The groove 20 fits with the projection 22 , and the power terminal 21 is further provided with an abutment arm 23 , and a contact 24 is provided at the end of the abutment arm 23 . Specifically, the fixed connection between the power terminal 21 and the rubber core 2 through the cooperation of the slot 20 and the protrusion 22 can make the connection between the power terminal 21 and the PCB board more stable, and use the contact 24 to connect with the plug to realize the wire connection.

In the improved connector described in this embodiment, the number of the grounding terminals 7 is four, and the grounding terminals 7 are arranged in pairs on the upper and lower sides of the grounding shell 3 . Specifically, the number of the ground terminals 7 is four, which can prevent the grounding stability of the ground terminals 7 from being damaged when some of the ground terminals 7 are damaged; The upper and lower sides can ensure that even if the plug becomes loose after being inserted into the connector, it can at least be able to contact the ground terminal 7.

The above is only a preferred embodiment of the utility model, and does not limit the utility model in any form. Although the utility model is disclosed as above with the preferred embodiment, it is not used to limit the utility model. Anyone who is familiar with the utility model Professional technicians, without departing from the scope of the technical solution of the present utility model, should use the technical content disclosed above to make some changes or modify equivalent embodiments with equivalent changes, but if they do not depart from the technical solution of the present utility model, the The utility model technology refers to any simple modification, equivalent change and modification made to the above embodiments, which all belong to the scope of the utility model technical solution.

Claims (6)

1. a kind of connector of improvement, it is characterised in that：Include several signal terminals, for installation end subgroup glue core with And the grounding shell being connected with glue core, the glue core includes leading section and rearward end, and the leading section includes jack；It is described Grounding shell is sheathed on leading section, and the grounding shell, which is extended, the ground terminal stretched into jack, and the leading section is set It is equipped with the opening for coordinating with ground terminal；The signal terminal includes weld part and the fixation for being connected with glue core Portion, the fixed part is extended into jack the first elastic arm and the second elastic arm symmetrical above and below, first elasticity The end of arm and the second elastic arm is provided with abutting part.

2. a kind of connector of improvement according to claim 1, it is characterised in that：First elastic arm and the second elasticity The gap inserted for plug is formed between arm.

3. a kind of connector of improvement according to claim 1, it is characterised in that：The upper and lower surface of the rearward end is all provided with Fixture block is equipped with, the upper and lower surface of the grounding shell is provided with the clamping piece for extending to rearward end, the clamping piece and set There is the bayonet socket for coordinating with fixture block.

4. a kind of connector of improvement according to claim 1, it is characterised in that：The glue in-core, which is provided with, to be used for and institute The fixing groove of fixed part connection is stated, the both sides of the fixed part, which are provided with to be provided with hemispherical projections, the fixing groove, to be used for The pit coordinated with hemispherical projections.

5. a kind of connector of improvement according to claim 1, it is characterised in that：The both sides of the glue in-core are provided with card Power supply terminal is installed, the power supply terminal is provided with the projection for coordinating with neck, the power end in groove, the neck Son is additionally provided with abutment arms, and the end of the abutment arms is provided with contact.

6. a kind of connector of improvement according to claim 1, it is characterised in that：The quantity of the ground terminal is 4, The ground terminal is arranged at the upper and lower surface of the grounding shell two-by-two.