CN2694558Y

CN2694558Y - Electric connector with improved earthing arrangement

Info

Publication number: CN2694558Y
Application number: CNU200420006433XU
Authority: CN
Inventors: 黄宏伟
Original assignee: Advanced Connectek Shenzhen Ltd
Current assignee: Advanced Connectek Kunshan Ltd
Priority date: 2004-03-23
Filing date: 2004-03-23
Publication date: 2005-04-20
Anticipated expiration: 2014-03-23

Abstract

The utility model relates to an electric connector with an improved earthing device, which comprises an insulating base body, terminal components inserted in a terminal holding slot in the insulating base body, a wire distributing device conjoined with the insulating base body, an earthing device mutually conjoined with the insulating base body and the wire distributing device, and a metallic cover casing which is sheathed on the outside of the insulating base body. The earthing device is integrally formed by metal plates, and both side rims of the earthing device are onwards extended with base pins; the back half part of the insulating base body is provided with a clearance hole, and each base pin is inserted in the clearance hole of the insulating base body. The roots of the base pins of the earthing device form a bending part which is onwards extended with an elastic part; both sides of the back half part of the insulating base body are extended with parallel ribbed plates, and the inner parts of the ribbed plates are provided with hollow ribbed holes; the elastic part of the earthing device is abutted with the back inner side wall of the metallic cover casing through the hollow ribbed holes of the ribbed plates of the insulating base body. The utility model can effectively shield the interference of strays during the transmission of signal data.

Description

Electric connector with earthing device of improvement

[technical field]

The utility model relates to a kind of electric connector, particularly relates to a kind of electric connector with earthing device of improvement.

[background technology]

Liquid crystal screen display is a big main flow of present audiovisual industry development, be in the exploitation of computer screen or tv product, all to have played the part of a very important role, because liquid crystal screen display is a kind of product that uses digital signals to operate, so be a main trend of present industry in the research and development of digital signals transmission product, high-definition multimedia numerical digit transmission interface (HDMI) produces for this purpose just, and will become in the following audiovisual industry a kind of important document that can not lack.Therefore, the connector of HDMI not only needs to possess strong structure, does not have the effect that strays disturbs in the time of also should possessing effective shielded signal/transfer of data, to meet high number (speed) transmission requirements.

[utility model content]

The purpose of this utility model is to provide a kind of electric connector with earthing device of improvement, and the strays during shielded signal/transfer of data disturbs effectively, realizes the guiding that strays is disturbed.

In order to achieve the above object, the utility model provides a kind of electric connector with earthing device of improvement, comprise: insulating base frame, the terminal assemblies that is plugged on the terminal storage tank in the insulating base frame, the branch means that combines with this insulating base frame, the earthing device that mutually combines with this insulating base frame and this branch means and be set in insulating base frame metal case outward is characterized in that:

This earthing device is one-body molded with sheet metal, the board plane of this earthing device is a convex shape, be extended with pin in the convex shape bottom forward along both side edges, the latter half of lyriform pore that is provided with of this insulating base frame, this each pin is inserted in the lyriform pore of this insulating base frame, and this pin is provided with protruding perverse and lyriform pore formation interference;

The position, back of leaning on of the pin root of the board plane of this earthing device is formed with kink accordingly, this kink is extended with elastic portion forward, parallel floor is extended in latter half of both sides at this insulating base frame, in this floor, be provided with the hollow rib hole, the elastic portion of this earthing device is through the hollow rib hole of the floor of this insulating base frame and the back madial wall butt of this metal case, thereby can realize effectively that the guiding that strays is disturbed shields effect.

Described electric connector with earthing device of improvement is characterized in that: this elastic portion can be the shell fragment of inclination shape bending or the shell fragment of arc bending.

For ease of fully understanding the technical solution of the utility model, its assembling mode is: after earlier terminal being inserted in the terminal storage tank of insulating base frame, again the pin of earthing device is placed the lyriform pore of insulating base frame clamping part, utilize the protruding perverse interference on the pin firm, the elastic portion of the earthing device after firm then sees through the rib hole on the insulating base frame floor, and does the conducting of elasticity butt at the front end in rib hole and the metal case of follow-up suit; Then, assembly unit is closed up stacker in insulating base frame, at the same time, and the card division that the projecting rib wall of stacker forms and the floor socket of insulating base frame, and utilize stuck point in the stacker card division and the rib hole on the floor to fasten, realize that from face insulating base frame and stacker firmly are the sub-assembly of one; When assembly unit is closed up, the electric terminal bonding wire portion of insulating base frame and stacker then places respectively within the upper and lower recess of stacker, the board plane that is stable in the earthing device of insulating base frame clamping part then is inserted in the caulking groove of stacker like a dividing plate, thereby has realized the guiding effect that noise disturbs between shield terminal.

Be familiar with this operator and can understand structural feature of the present utility model really for making, and other purposes and effect, a specific embodiment lifted now, after conjunction with figs. is described in more detail in.

[description of drawings]

Fig. 1 is the three-dimensional exploded view of present embodiment;

Fig. 2 is the partial component exploded view at visual angle in addition of present embodiment;

Fig. 3 is the combination of components exploded view of present embodiment;

[embodiment]

Please refer to Fig. 1, shown in 2, the electric connector that the utlity model has the earthing device of improvement is by insulating base frame 10, terminal assemblies 13, branch means 20, earthing device 30, metal case 40 members such as grade are formed, wherein, the structure of this insulating base frame 10 can be divided into the Plug Division 11 and latter half of clamping part 12 of first half, this Plug Division 11 is a flat convex body, in this convex body, be provided with the docking port 111 of hollow, on the hollow wall of docking port 111, have terminal storage tank 112 side by side, these terminal storage tanks 112 run through clamping part 12 zones of whole Plug Division 11 to rear end, utilize the bending outline line to form the fool proof design of anti-mis-insertion in the lower end, both sides of convex body; Clamping part 12 is the cuboids that fuse with Plug Division 11 with, the rear surface of this cuboid is provided with projection 121 and lyriform pore 122 accordingly near the both sides of terminal storage tank, wherein, this projection 121 is for cooperating with corresponding construction on the branch means 20, and 122 of lyriform pores are to be positioned at wherein for earthing device 30; Extend parallel floor 123 in the both sides of this cuboid, be provided with hollow rib hole 124 in these floors 123, these floors 123, rib hole 124 are for cooperating branch means 20.

Branch means 20, it is the conjunction that is combined into by stacker 21 and lead line-dividing (not shown), therefore being provided with on terminal stacker 21 and lead line-dividing can chimeric mutually relief region, owing to the lead line-dividing is not an emphasis structure of the present utility model, so do not give unnecessary details; And this stacker 21 can be divided into front terminal positioning part and back fitting portion according to its occupation mode, wherein the front terminal positioning part is the recess 211 of both sides up and down, 211 of these recesses are corresponding with the terminal storage tank 112 of insulating base frame 10, both form the zone that is communicated with when also leaning on, put for several terminals 13, both sides at the terminal positioning part, two ends have the card division 221 of projecting rib wall 22 about forming respectively, but the width of these card divisions 221 is the floor 123 of housing insulation pedestal 10 just, and be provided with an outstanding stuck point 222 in the centre of this card division 221, then matching with the rib hole 124 in the floor 123 in the position of this stuck point 222, makes stuck point 222 just prop up the end in rib hole 124 when stacker 21 and insulating base frame 10 sockets; Bearing surface at this stacker 20 is provided with a caulking groove 23 based on the centre position, the two ends that connect caulking groove 23 respectively are provided with recessed 24 of location, caulking groove 23 is that the protuberance that holds the board plane 31 of earthing device is planted, and recessed 24 is the fit structures for the projection 121 of insulating base frame 10; In the card division 221 of stacker 20 two ends projecting rib walls, inwardly be respectively equipped with a depressed part 25 along the bearing surface lateral margin, depressed part 25 is storing zones of the kink 32 of earthing device 30.

Earthing device 30, be sheet metal one punch forming, its board plane 31 is a convex shape, be extended with pin 311 in the convex shape bottom forward along both side edges, pin 311 is inserted in the lyriform pore 122 of insulating base frame, utilize the protruding thorn 312 on this pin to interfere, earthing device 30 and insulating base frame firmly are combined as a whole; The correspondence of position after a while of pin 311 roots of this board plane is formed with kink 32, and kink 32 is extended with elastic portion 33 forward, and this elastic portion 33 can be the shell fragment of inclination shape bending or arc bending.This elastic portion 33 sees through the hollow rib hole 124 of floor 123 and the back madial wall butt of metal case 40 during assembling, thereby has realized the guiding effect that the shielding strays disturbs.

Metal case 40 is the matching mechanisms that are nested with insulating base frame 10, the face shaping of this metal case 40, face shaping based on insulating base frame, two parts before and after can being divided into, the face shaping of the Plug Division 11 of its forward part and insulating base frame 10 is suitable, and it can be inserted in Plug Division 11, and this rear section then cuboid face shaping with insulating base frame 10 is suitable, it can be inserted in cuboid, and utilize the fixing shell fragment buckle of several holding slots on the cuboid outside wall surface and metal case 40 firm.

The assembling mode of present embodiment is to take mode from inside to outside to carry out:

Phase I is after earlier terminal 13 being inserted in the terminal storage tank 112 of insulating base frame 10, pin 311 with earthing device 30 places in the lyriform pore 122 of insulating base frame clamping part again, and utilize the protruding thorn 312 on the pin to interfere firm (as shown in Figure 3), 33 rib holes 124 that see through on the insulating base frame floor of the elastic portion of the earthing device after firm, and do the conducting of elasticity butt at the front end in rib hole 124 and the metal case 40 of follow-up suit;

The assembling of second stage is to close up in the clamping part 12 of insulating base frame 10 in stacker 21 assembly units: the 1. card division 221 of projecting rib wall 22 formation of stacker and floor 123 sockets of insulating base frame 10,222 of stuck points in this moment stacker card division 221 fasten with rib hole 124 on the floor 123, have realized that from face 10 of insulating base frames firmly are combined into a unified sub-assembly (as shown in Figure 3) with stacker 21; 2. after the combination, insulating base frame 10 then places respectively in the last lower concave part 211 of stacker 21 with the electric terminal bonding wire portion of stacker 21, the board plane 31 that firmly is incorporated into the earthing device 30 of insulating base frame clamping part 12 then is inserted in the caulking groove 23 of stacker 21, with a dividing plate that the bonding wire portion of two row's terminals is spaced apart, the interference (as shown in Figure 3) of the strays during the shielded signal transfer of data effectively.

By above-mentioned explanation as can be known, the utility model makes whole connector reach phase buckle layer by layer with tight structure and multi-level bayonet unit, makes its integral body possess firm assembling structure, to reach the requirement of high-definition multimedia numerical digit transmission.

Claims

1. electric connector with earthing device of improvement, comprise: insulating base frame, the terminal assemblies that is plugged on the terminal storage tank in the insulating base frame, the branch means that combines with this insulating base frame, the earthing device that mutually combines with this insulating base frame and this branch means and be set in insulating base frame metal case outward is characterized in that:

The position, back of leaning on of the pin root of the board plane of this earthing device is formed with kink accordingly, this kink is extended with elastic portion forward, parallel floor is extended in latter half of both sides at this insulating base frame, be provided with the hollow rib hole in this floor, the elastic portion of this earthing device is through the hollow rib hole of the floor of this insulating base frame and the back madial wall butt of this metal case.

2. the electric connector with earthing device of improvement as claimed in claim 1 is characterized in that: this elastic portion is the shell fragment of inclination shape bending.

3. the electric connector with earthing device of improvement as claimed in claim 1 is characterized in that: this elastic portion is the shell fragment of arc bending.