CN2645258Y

CN2645258Y - Cable connector

Info

Publication number: CN2645258Y
Application number: CNU03258024XU
Authority: CN
Inventors: 宋雲景
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-07-09
Filing date: 2003-07-09
Publication date: 2004-09-29
Anticipated expiration: 2013-07-09

Abstract

The utility model relates to a cable connector, comprising an upper casing, a lower casing, a connector body, a terminal and a cable line, wherein the upper casing and the lower casing are buckled into a whole, in which the connector body clamped, the connector body is provided with a plurality of terminals inside and the tail section of the neighboring terminals are long or short alternatively, the tail of the terminal is extended out the connector body and folded up to be a protuberance, a Y-shaped slot with upward opening is arranged on the expanding surface of the protuberance to clamp and locate the wires of the cable line. The utility model is characterized in that the tails of the terminals is interlaced arranged on the lower casing to facilitate the wires to be neatly embedded in the corresponding protuberance of the terminal tail, and the upper casing is buckled with the lower casing into a whole in the backside of the body to make all the terminals and wires locating connected accurately and working independently, no hot melt adhesive covers outside so as to reduce the machining process. The utility model has the advantages that the device can be conveniently assembled and the wires are uniformed with the contact area of the terminals so as to gain the good electrical properties.

Description

Cable connector

Technical field

The utility model relates to a kind of line connector, and it is convenient to relate in particular to a kind of assembling, and each lead is consistent with the contact area of terminal, the cable connector with good electrical characteristic.

Background technology

Shown in Figure 1 is existing a kind of bus bar connector, be used for the transmission between the computer associated component, but this winding displacement 11 is to be made of side by side the Communication signal wire more than seven, 80 at least, cause the volume of winding displacement 11 and connector 12 all bigger, relatively take up space, so can't satisfy the lightening day by day demand of computer product.

The cable connector of a kind of SATA (Serial AT Attachment) interface because of need only several Communication signal wires, so volume significantly reduces, have become the product of each dealer's research and development.

Shown in Fig. 2 A, 2B, structural representation for existing SATA cable connector, it is ccontaining several terminals 14 in the inside of female connectors body 13, and terminal tails is the rear end that stretches out in body 13, and the several wires 151 of cable 15 is the afterbodys that are weldingly fixed on terminal 14.Afterwards, with PUR ejection formation one external coating body 16 that body 13 is fixing with cable 15 again shown in Fig. 2 B, and constitute a connector form.

There is following shortcoming in this kind connector molding structure:

1, lead 151 must be with manually welding one by one, and is not only rather time-consuming, and welding process can distribute toxic gas, is unfavorable for environmental protection and health.

2, because lead 151 is very thin, moreover two ground wires are to be connected in a terminal jointly in the middle of this type lead, and the pad of each tie point is big or small wayward, yet, pad is bad or not of uniform size, the capital has influence on electrical characteristic, causes the disqualification rate of present SATA connector high, and can't popularize.

3, when in mould, pouring into PUR formation external coating body 16, because injection pressure is quite big, easily makes lead 151 distortion, even produce short circuit, form defective products.

The connector of relevant SATA or ATA interface is seen in patent cases such as bulletin No. 453532, No. 510599 and No. 525853.

Learn by above-mentioned, use is welded and there are problems in the PUR mode, for inconvenience coats with welding and PUR, and rapid the reaching of lead is firmly combined with terminal, and the electrical characteristic of Communication signal wire can meet demand, is the problem of the utility model institute desire solution.

The utility model content

In order to overcome the above-mentioned shortcoming that existing cable connector exists, the utility model provides a kind of improved cable connector, and it is convenient that it is not only assembled, and each lead is consistent with the contact area of terminal, and have the good electrical characteristic.The utility model utilizes a lower house, supplying each terminal tails to be staggered is placed on it, make things convenient for the neat protuberant shape body that embeds relative terminal tail end of each lead, relend by a upper shell and be fastened on lower house and be incorporated into the body rear side jointly, make each terminal and lead all accurately in conjunction with the location, non-interference, and must externally not coat PUR again, reduce procedure for processing.

The technical scheme that its technical problem that solves the utility model adopts is:

A kind of cable connector, comprise upper shell, lower house, connector body, terminal and a cable, it is characterized in that last lower house is fastened and connected and is one, wherein the clamping connector body, the built-in a plurality of terminals of connector body, the terminals of adjacent rear is that one is long and the other is short state, terminal tails is stretched out this connector body, and its tail end is turned up and is protuberant shape body, protuberant shape body enlarges the Y shape groove that mask has upward opening, in order to each the lead clamping location with cable.

Aforesaid cable connector, wherein the lower house inner face has a plurality of terminal fixing grooves and metallic channel, and both sides have corresponding buckling body.

Aforesaid cable connector, wherein the terminal leading portion is an elastic arm; The stage casing is that fastening part is equipped in the holddown groove; Tail end stretches out connector body, and last folding is upright protuberant shape body, and protuberant shape body is expansion face, and enlarging mask has Y shape groove wide at the top and narrow at the bottom.

Aforesaid cable connector is wherein gone up lower house and is had corresponding reference column and hole.

Aforesaid cable connector, wherein the fixture block of connector body is buckled in the button hole of housing correspondence.

Aforesaid cable connector, the lead putting groove of wherein going up lower house has located lateral point rib.

Aforesaid cable connector, wherein the flange piece of protuberant shape body root edge both sides is inserted in the groove of lower house.

Aforesaid cable connector, wherein terminal is provided with in protuberant shape body the place ahead and is pressing sheet, and upper shell is with respect to pressing sheet to have the clinching body.

The beneficial effects of the utility model are that it is convenient that it is not only assembled, and each lead is consistent with the contact area of terminal, and have the good electrical characteristic.The utility model utilizes a lower house, supplying each terminal tails to be staggered is placed on it, make things convenient for the neat protuberant shape body that embeds relative terminal tail end of each lead, relend by a upper shell and be fastened on lower house and be incorporated into the body rear side jointly, make each terminal and lead all accurately in conjunction with the location, non-interference, and must externally not coat PUR again, reduce procedure for processing.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is the schematic perspective view of existing bus bar connector

Fig. 2 A is the primary structure schematic diagram of existing SATA cable connector

Fig. 2 B is the schematic perspective view after the existing SATA cable connector moulding

Fig. 3 is a schematic perspective view of the present utility model

Fig. 4 is a decomposing schematic representation of the present utility model

Fig. 5 is a rear side schematic perspective view of the present utility model

Fig. 6 is a terminal schematic perspective view of the present utility model

Fig. 7 is the half-sectional view of overlooking after the combination of the utility model connector

Fig. 8 is the cross-section cutaway view of 8-8 line shown in Figure 7

Fig. 9 is the cross-section cutaway view of 9-9 line shown in Figure 8

Figure 10 is the cross-section cutaway view of 10-10 line shown in Figure 8

The number in the figure explanation:

2 terminals, 32 holddown grooves, 51 location notchs

21 elastic arms, 4 lower houses, 52 clinching bodies

22 fastening parts, 41 holddown grooves, 53 fasteners

23,23 ' afterbody, 411 grooves, 54 button holes

231 are pressing sheet 42 putting grooves 55 projections

24 protuberant shape bodies, 421 points help 6 cables

241Y shape groove 43 buckling bodies 61 leads

242 flange pieces, 44 button holes, 7 faying faces

3 bodies, 45 cylindrical holes

31 fixture blocks, 5 upper shells

Embodiment

At first, see also Fig. 3 to shown in Figure 5, the utility model is body 3 rear ends that are used in the female connectors of SATA interface, be connected with a lower house 4, these lower house 4 inner edge surfaces are provided with several terminals holddown groove 41, and lead putting groove 42, and both sides are provided with buckling body 43, this terminal fixing grooves 41 is to cooperate the tail end of the several terminals that is contained in body 2 and be set as.

Please consult shown in Figure 6 simultaneously, the leading portion portion of this terminal 2 is an elastic arm 21, the stage casing is a fastening part 22, and afterbody 23,23 ' horizontal-extending are that one is long and the other is short adjacent form, and be upright protuberant shape body 24 in the upwards curved Zhe of end, this protuberant shape body 24 is the designs that are expansion face, and is provided with Y shape groove 241 wide at the top and narrow at the bottom on expansion face; The cable 6 of one SATA specification, its several wires 61 is that the Y shape groove 241 with respect to aforementioned each protuberant shape body 24 from top to bottom embeds, and middle two ground wires are shared Y shape grooves, makes it be clamped in 241 of Y shape grooves respectively, because of the contact area of each lead 61 is all identical, so its electrically conducting characteristic is also identical.

Please consult shown in Figure 4 again, above lower house 4, by the fastener (Fig. 4 does not show) that matches with the buckling body 43 of lower house 4 in both sides, it is to place figure number 53 indication slotted eye inside with a upper shell 5 cover caps, this slotted eye is for taking off the Mo mode, also can, so fastener 53 can show by Fig. 7, but, the design that buckling body 43 combines with the mutual hook of fastener 53, can occur with suitable type body in the appropriate location of upper and

lower casing

4,5, do not repeat them here.In addition, can be provided with cylindrical hole 45 in lower house 4 both sides, and upper shell 5 relative positions are provided with the projection 55 that can insert cylindrical hole 45; Whereby, make upper and

lower casing

5,4 convenient location, and then make upper and

lower casing

5,4 accurate combinations, and be buckled in two set fixture blocks 31 of body 3 opposite positions by the

button hole

54,44 of leading edge, make it be connected in body 3 rear ends, more firm and attractive in appearance as the combination that will make upper and

lower casing

5,4, can be as shown in Figure 3, its faying face 7 utilizes high frequency processing to be engaged.

As shown in Figure 7, the leading portion elastic arm 21 of this terminal 2 is contained in the body 3 for being placed through body 3 and being positioned at holddown groove 32 with fastening part 22, the long-tail portion 23 ' and the short-tail portion 23 of this terminal 2 are the rear ends that stretch out in this body 3, and are positioned on the terminal fixing grooves 41.This lead 61 is to embed in the Y shape groove 241 of protuberant shape body 24, and by firm clamping, and upper shell 5 then is provided with location notch 51 with respect to the protuberant shape body 24 of each terminal, supplies protuberant shape body 241 directly to the location.

As shown in Figure 8, each lead 61 of this cable 6 and being connected of each terminal 2, need not to use welding fixing fully, and the protuberant shape body 24 of each terminals of adjacent afterbody is one in front and one in back staggered mutually, the not only ingenious utilization confined space, and each lead 61 can the phase mutual interference or is formed short circuit phenomenon, therefore, can significantly improve the qualification rate of this kind SATA connector.

Please consult Fig. 8 again and cooperate shown in Figure 4ly, this upper and lower casing is to be provided with several located lateral point ribs 421 at upper and lower groove face in conjunction with the cable putting groove 42 that constituted of back, so as to cable 6 upper and lower gripping.

Please consult Fig. 5 again to shown in Figure 8, the utility model further can be in protuberant shape body 24 the place aheads of terminal 2, and what upwards be provided with extension in terminal long-tail portion 23 ' and short-tail portion 23 both sides is pressing sheet 231; Again as shown in Figure 9, when lead 61 embeds Y shape groove 241, because the bottom groove width of Y shape groove 241, is located lead 61 clampings with the elastic force by Y shape groove 241 less than lead 61.And importantly, this protuberant shape body 24 is curved Zhe and uprightly designs, and makes that lead 61 can be under without any curved Zhe situation, horizontally is connected with terminal 2, and this has good effect for electrical characteristic, easily makes electrical signal impaired because bend the lead 61 of Zhe.

Moreover shown in Fig. 8,9, these protuberant shape body 24 root edge both sides are provided with the flange piece 242 that is inserted in lower house 4 set grooves 411, and this groove 411 is the location notchs 51 with respect to upper shell 5, so, can guarantee all strong fixs of protuberant shape body 24 upper/lower terminals.

Because lead 61 is by Y shape groove 241 horizontal being fixedly clamped, therefore conveniently utilize tool or upper shell 5 itself with respect to pressing the set clinching body 52 of sheet 231, as shown in figure 10, to press sheet 231 to be coated on lead 61 tops according to the inwardly curved Zhe of its incline direction, thus, this terminal 2 is connected with lead 61, except linearly horizontal, have more protuberant shape body 24 and long, short-tail portion 23 ', 23 liang of annexations of locating, reach dual electrical contact, and have very good electric property and mechanical performance, and solved the fixedly connected existing shortcoming of prior art use welding.

In sum, the utility model is on structural design, use practicality and cost benefit, it is required to meet industry development fully, and the structure that is disclosed also is to have unprecedented innovation structure, have novelty, creativeness, practicality, the regulation that meets relevant novel patent requirement is so mention application in accordance with the law.

The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.

Claims

1, a kind of cable connector, comprise upper shell, lower house, connector body, terminal and a cable, it is characterized in that last lower house is fastened and connected and is one, wherein the clamping connector body, the built-in a plurality of terminals of connector body, the terminals of adjacent rear is that one is long and the other is short state, terminal tails is stretched out this connector body, and its tail end is turned up and is protuberant shape body, protuberant shape body enlarges the Y shape groove that mask has upward opening, in order to each the lead clamping location with cable.

2, cable connector according to claim 1 is characterized in that, the lower house inner face has a plurality of terminal fixing grooves and metallic channel, and both sides have corresponding buckling body.

3, cable connector according to claim 1 is characterized in that, the terminal leading portion is an elastic arm; The stage casing is that fastening part is equipped in the holddown groove; Tail end stretches out connector body, and last folding is upright protuberant shape body, and protuberant shape body is expansion face, and enlarging mask has Y shape groove wide at the top and narrow at the bottom.

4, cable connector according to claim 1 is characterized in that, last lower house has corresponding reference column and hole.

5, cable connector according to claim 1 is characterized in that, the fixture block of connector body is buckled in the button hole of housing correspondence.

6, cable connector according to claim 1 is characterized in that, the lead putting groove of last lower house has located lateral point rib.

7, cable connector according to claim 1 is characterized in that, the flange piece of protuberant shape body root edge both sides is inserted in the groove of lower house.

8, cable connector according to claim 1 is characterized in that, terminal is provided with in protuberant shape body the place ahead and is pressing sheet, and upper shell is with respect to pressing sheet to have the clinching body.