CN201402882Y

CN201402882Y - Cable connector

Info

Publication number: CN201402882Y
Application number: CN 200920008566
Authority: CN
Inventors: 张学海
Original assignee: Shanghai Moshi Connector Co Ltd; Molex LLC
Current assignee: Shanghai Moshi Connector Co Ltd; Molex LLC
Priority date: 2009-03-20
Filing date: 2009-03-20
Publication date: 2010-02-10
Anticipated expiration: 2019-03-20

Abstract

The utility model relates to a cable connector, comprising a connector, an inner housing, an outer housing and a cable. The connector comprises an insulation body, a plurality of electric-conducting terminals arranged in the insulation body, a shielding housing and two hooks arranged on the insulation body. The inner housing consists of an upper inner housing and a lower inner housing. The hook comprises a U-shaped hook body and a reinforcing fixing part, wherein the hook body stretches backwards to form the reinforcing fixing part. The reinforcing fixing part is clamped between the upper inner housing and the lower inner housing. The reinforcing fixing part of the hook of the utility model is capable of supporting the inner housing, and reinforcing the fixing of the hook body so as to prevent the hook body escaping backwards from the insulation body.

Description

Wire and cable connector

Technical field

The utility model relates to a kind of electric connector, relates in particular to a kind of Displayport wire and cable connector.

Background technology

TaiWan, China patent M342681 discloses a kind of electric connector, and this electric connector comprises: a glue core body; A plurality of conducting terminals, it is arranged in this glue core body; One card line seat, it is sheathed on the rear end of this glue core body, and this card line seat centre is concaved with a through hole, is arranged with a plurality of interior cable clamping interfaces in this through hole, is arranged with a plurality of outer cable clamping interfaces on the outside of this card line seat; And a cable, it has a plurality of heart yearns, and these heart yearns stretch out in this cable front end and are arranged in the interior cable clamping interface and outer cable clamping interface of this card line seat; Heart yearn of cable clamping interface was crimped on this conducting terminal and produces and electrically connect in wherein this was arranged in; Thereby, the step that need not weld during the electric connector assembling, so its assembling is quick and easy, and its electrical characteristic is also more stable.The glue core body rear end of this electric connector is equiped with two grabs that are the U type in addition, each grab comprise one fix arm and be connected in this fixings arm and up and down the hook of elastic movement consolidate arm.

But, the assembling of this grab in this electric connector is to only depend on it to fix closely cooperating between the draw-in groove on arm and the glue core body to concern and be fixed on the glue core body, after its long-term use, the fixing arm is loosening easily with cooperating of glue core body and cause grab to get loose, and therefore is necessary further to improve.

The utility model content

The utility model is intended to overcome above-mentioned the deficiencies in the prior art, and a kind of wire and cable connector is provided, and it comprises a connector, an inner casing, a shell and a cable; This connector comprises an insulating body, be installed in a plurality of conducting terminals in this insulating body, be set in a shield shell of this insulating body periphery and be installed in two grabs on this insulating body; This inner casing is combined by inner casing on one and inner casing once, this cable and described conducting terminal are electrically connected, this shell is accommodated this inner casing within it, described grab comprises a grab body, this grab body comprises that one fixes arm and oppositely bends an extended hook forward from the rear end of this fixings arm and consolidates arm, this fixing arm is fixed on this insulating body, and this grab body also extends back one and strengthens fixed part, and this reinforcement fixed part is clamped and fixed between inner casing and the following inner casing.

This connector also comprises a spacer element, and this spacer element is provided with a plurality of through holes, and described conducting terminal stretches out backward from these through holes, and these conducting terminals also are provided with the width those widened sections more bigger than through hole in through hole the place ahead of this spacer element; The both sides of this spacer element protrude out a plurality of protuberances respectively, and the rear end correspondence of this shield shell is formed with a plurality of clamping parts, and described a plurality of clamping parts snap fit together with a plurality of protuberances are corresponding, thereby this spacer element are fixed to the rear end of insulating body.

Compared with prior art, useful technique effect of the present utility model is: be equiped with two grabs on the insulating body of this wire and cable connector, described grab increases by one and strengthens fixed part on the basis of original grab body, this reinforcement fixed part is clamped and fixed between inner casing and the following inner casing, thereby both can play supporting role to inner casing, can strengthen fixing to the grab body again, prevent that the grab body from deviating from backward from insulating body, thereby can avoid the grab disabler effectively.In addition, M342681 compares with the TaiWan, China patent, and this wire and cable connector also improves the fixed form between distance piece and the connector, its good fixing effect and be not easy to get loose.

Description of drawings

Fig. 1 is the stereogram of the wire and cable connector of the utility model embodiment;

Fig. 2 is the front view of the wire and cable connector of the utility model embodiment;

Fig. 3 is the cross-sectional view along A-A line among Fig. 2;

Fig. 4 is the three-dimensional combination figure of the connector in the wire and cable connector of the utility model embodiment;

Fig. 5 is the exploded perspective view of the connector in the wire and cable connector of the utility model embodiment;

Fig. 6 is the further exploded view of the connector in the wire and cable connector of the utility model embodiment;

Fig. 7 is the exploded view at another visual angle of Fig. 6;

Fig. 8 is the exploded view of the wire and cable connector of the utility model embodiment;

Fig. 9 is the further exploded view of the wire and cable connector of the utility model embodiment;

Figure 10 is the further again exploded view of the wire and cable connector of the utility model embodiment;

Figure 11 is the exploded view at another visual angle of Figure 10.

Embodiment

Below in conjunction with accompanying drawing, be that example gives elaboration further to the utility model with Displayport (display port) wire and cable connector.

As shown in Figure 1 to Figure 3, the wire and cable connector of the utility model embodiment comprises a connector 1, one circuit board 2, one metal inner casings, 3, one cables 4 and shell 5.For conveniently describing, before this paper with connector 1 residing position in wire and cable connector is, with cable 4 residing position in wire and cable connector be after.

To shown in Figure 7, this connector 1 comprises: an insulating body 11 as Fig. 4; A plurality of conducting terminals 12 that are installed in this insulating body 11; One is coated on the shield shell 13 of these insulating body 11 peripheries; Two grabs 14 that are installed on this insulating body 11; An and spacer element 15 that is installed in insulating body 11 rear ends.

As shown in Figure 6, this insulating body 11 is to adopt the insulating material one injection molded, and it comprises a main part 111 and two fixed arms 112 that extend back from the both sides of main part 111.

Wherein, the roof at this main part 111 offers two along draw-in groove 113 in its fore-and-aft direction extension.Be respectively equipped with two clamping parts 115 on this two fixed arm 112; And offer between two clamping parts 115 and two fixed arms 112 storage tank 117 with described on draw-in groove 113 connect.

Please refer to Fig. 6 and Fig. 7, offer first groove 1116 and two second grooves 1117 that are positioned at its diapire that are positioned at its roof in the rear end of this main part 111 respectively.

Please refer to Fig. 6 again, the rear end of two fixed arms 112 and coupled this main part 111 surrounds jointly and forms a containing cavity 116.And the downside of two fixed arms 112 is provided with a lower bayonet slot 114, sets out a holding division 1121 to evagination respectively in the outside of described two fixed arms 112.

As shown in Figure 6 and Figure 7, described a plurality of conducting terminals 12 are to adopt the conductive metallic material punching press to make, and are installed in the terminal groove of this insulating body 11; It comprises an a docking part 121 and a weld part 122; Wherein, described weld part 122 be main part 111 from this insulating body 11 stretch out backward and the containing cavity 116 between two fixed arms 112 in.

To shown in Figure 7, shield shell 13 is to adopt metal material punching press bending to form as Fig. 4, and it is set in the periphery of the main part 111 of this insulating body 11.These shield shell 13 tops extend back and are provided with one first clamping part 133, and its diapire rear end extends back and is provided with two second clamping parts 134, and each clamping part 133,134 middle part all is provided with a block button hole.On the roof of this shield shell 13, also offer two strip gabs 131 in addition.

As shown in Figure 6 and Figure 7, two grabs 14 adopt the metal material punching press to make; Each grab 14 comprises a fixing arm 141 and oppositely bends an extended hook forward from the rear end that fixes arm 141 consolidates arm 142; This fixing arm 141 and the solid arm 142 common formation one grab bodies that roughly take the shape of the letter U of this hook.Each grab 14 also extends back one and strengthens fixed part 143 at the rear portion of grab body.This reinforcement fixed part 143 is to extend towards above-below direction more backward earlier from the junction between this fixing arm 141 and the solid arm 142 of this hook to form, and is provided with a gap between the kink of this reinforcement fixed part 143 and the solid arm 142 of this hook.

Be respectively equipped with on this fixing arm 141 upwards stretch out one on stopper 1413 and the stopper once 1414 that stretches out downwards.

The front end of the solid arm 142 of this hook is provided with a hook portion 1421 that upwards stretches out, and its middle part is provided with a press section 1422 that upwards stretches out.

Wherein, in the lump with reference to Fig. 5, the fixing arm 141 of described grab 14 can be planted in the lower bayonet slot 114 that is fixed in this insulating body 11, the solid arm 142 of described hook can penetrate and be inserted in storage tank 117 in the last draw-in groove 113 of main part 111 of this insulating body 11, and the hook portion 1421 on the solid arm 142 of described hook goes out from the projection that makes progress of last draw-in groove 113.When plant put in place, last stopper 1413 and following stopper 1414 on the described fixing arm 141 were inconsistent with the cell wall of described lower bayonet slot 114, and then upwards expose outside this storage tank 117 press section 1422 on the solid arm 142 of hook.

As Fig. 5, Fig. 6 and shown in Figure 7, spacer element 15 is to adopt the insulating material one injection molded; It comprises: a base portion 151; Front and back are opened in a plurality of through holes 152 on this base portion 151 with connecting, the weld part 122 of these conducting terminals 12 stretches out backward from the through hole 152 of spacer element 15, and these conducting terminals 12 also are provided with the width those widened sections 123 more roomy than weld part 122 in the position that exposes outside insulating body 11 rear ends slightly, please in the lump referring to Fig. 3, the those widened sections 123 of this conducting terminal 12 is arranged on the place ahead of through hole 152, and its width is bigger than the width of through hole 152, thereby this spacer element 15 can stop conducting terminal 12 to move backward, thereby guarantees the normal use of connector 1; One first convex body 153 that stretches out forward by the upside of this base portion 151; Two second convex bodys 155 that stretch out forward by the downside of this base portion 151; One first protuberance 154 that upwards stretches out by the upside of this base portion 151; And two second protuberances 156 that stretch out downwards by the downside of this base portion 151.

Wherein, in the lump with reference to Fig. 4, first convex body 153 of this spacer element 15 is combined together with first groove 1116 on this insulating body 11, two second grooves 1117 on two second convex body 155 and this insulating body 11 are combined together respectively, thereby play the effect of locating this spacer element 15 from above-below direction; This first protuberance 154 then with this shield shell 13 on corresponding the snapping fit together of block button hole of first clamping part 133, corresponding respectively the snapping fit together of block button hole of two second protuberances 156 and two second clamping parts 134 of this shield shell 13, thus prevent that this spacer element 15 from deviating from insulating body 11 backward.

As shown in Figure 3, circuit board 2 is installed in the rear portion of this connector 1, and an end of this circuit board 2 and the weld part of described a plurality of conducting terminals 12 122 are corresponding to weld together.

As Fig. 9 and shown in Figure 10, this inner casing 3 be by metal material make one on inner casing 31 combine with inner casing 32 once, it is housed in this circuit board 2 in its accommodation space.The upper surface 311 that should go up inner casing 31 is provided with two openings 312, and described opening 312 can wear within it for press section 1422 correspondences of two grabs 14.Respectively be provided with a draw-in groove 322 on two sides 321 of this time inner casing 32, described draw-in groove 322 matches with the holding division 1121 in fixed arm 112 outsides of this insulating body 11, thereby strengthen fixed effect, prevent that insulating body 11 from repeatedly after the plug this wire and cable connector taking place to become flexible even deviate from forward insulating body 11.This metal inner casing 3 and this shield shell 13 ground connection that is electrically connected, thus electromagnetic shielding is provided.The reinforcement fixed part 143 of described grab 14 is clamped and fixed between inner casing 31 and the following inner casing 32, so that inner casing 3 is played supporting role, also can strengthen fixing to prevent that it from deviating from backward to grab 14 self simultaneously.

As shown in Figs. 8 to 11, cable 4, comprise a cable body 41 and a pulling force releasing member 42 that is overmolded onto these cable body 41 peripheries, these cable body 41 inside are provided with multiple conducting wires (scheming not shown), the other end of described lead and circuit board 2 is corresponding to weld together, thereby by circuit board 2 conducting terminal 12 of connector 1 and lead on the cable 4 is electrically conducted.This circuit board middle part is provided with some electronic components (scheming not shown), and it can convert the DisplayPort signal source to HDMI or DVI signal, thereby can connect the conversion that a HDMI or DVI connector (scheming not shown) are realized port in the other end of cable.

As shown in Figs. 8 to 11, this shell 5 be by plastic material make one on shell 51 and a lower casing 52 combine, it is accommodated this metal inner casing 3 within it, thereby and cooperates with this pulling force releasing member 42 this cable 4 is fixed.Should go up shell 51 and be provided with a button 511, this button 511 is corresponding with the press section 1422 on the described grab 14, pushing the solid arm 142 of hook that this button 511 can press down on the grab 14 moves downward it, drive hook portion 1421 and hide downwards into to shield shell 13 inside, thereby reach and the unlocking function of another butt connector (figure does not show).

With reference to figure 8 to Figure 11, below concise and to the point manufacturing and the assembling process of describing the wire and cable connector of the utility model above preferred embodiment:

At first be ready to insulating body 11; Again with a plurality of conducting terminals 12 from after be inserted into forward in this insulating body 11, then shield shell 13 is nested on the insulating body 11 from the place ahead; Then this spacer element 15 is encased in this insulating body 11 from the rear, first protuberance 154 of this spacer element 15 and first clamping part 133 of this shield shell 13 are snapped fit together, and two second clamping parts 134 of two second protuberances 156 and this shield shell 13 snap fit together respectively.At last described two grabs, 14 correspondences are inserted in the last draw-in groove 113 and lower bayonet slot 114 on the insulating body 11, can form connector 1 as shown in Figure 4.

Then, conducting terminal 12 correspondences of connector 1 are welded to an end of circuit board 2, with the also corresponding other end that is welded to circuit board 2 of the lead on the cable 4; To go up inner casing 31 again and be combined into inner casing 3, and circuit board 2 be accommodated within it, and the press section 1422 on the grab 14 is passed from the opening 312 of last inner casing 31 with following inner casing 32.

At last, will go up shell 51 and lower casing 52 is combined into shell 5, with in this metal inner casing 3 is housed in and the pulling force releasing member 42 of this cable 4 fix in these shell 5 inside, can form wire and cable connector as shown in Figure 1.

Wire and cable connector of the present utility model, the grab 14 that it adopted, compare with the grab of prior art and to have set up one and strengthen fixed part 143, this reinforcement fixed part 143 is clamped and fixed between inner casing 31 and the following inner casing 32, both can play supporting role and prevent that it from caving inward, can prevent further that again grab 14 from self deviating from backward from insulating body 11 inner casing 3; And, by clamping part 133 in the formation of the rear end of this shield shell 13,134 block button hole and the protuberance 154 that protrudes out accordingly in the both sides up and down of this spacer element 15,156 corresponding matching together, spacer element 15 can be fixed to securely the rear portion of insulating body 11, stop conducting terminal 12 to move backward.

Foregoing; it only is preferred embodiment of the present utility model; other similar embodiment can also be on this offer two clamping holes (scheming not show) respectively on reinforcement fixed part 143 corresponding positions of inner casing 31 and following inner casing 32 and grab 14; make and strengthen fixed part 143 corresponding fixings in described clamping hole; thereby the fixed effect that strengthens grab 14 prevents that it from sliding backward, so protection range of the present utility model should be as the criterion with the desired protection range of claims.

Claims

1. a wire and cable connector comprises a connector, an inner casing, a shell and a cable; This connector comprises an insulating body, be installed in a plurality of conducting terminals in this insulating body, be set in a shield shell of this insulating body periphery and be installed in two grabs on this insulating body; This inner casing is combined by inner casing on one and inner casing once, this cable and described conducting terminal are electrically connected, this shell is accommodated this inner casing within it, described grab comprises a grab body, this grab body comprises that one fixes arm and oppositely bends an extended hook forward from the rear end of this fixings arm and consolidates arm, this fixing arm is fixed on this insulating body, it is characterized in that: this grab body also extends back one and strengthens fixed part, and this reinforcement fixed part is clamped and fixed between inner casing and the following inner casing.

2. wire and cable connector as claimed in claim 1 is characterized in that: the elasticity activity up and down of the solid arm of this hook, its front end is provided with a hook portion that upwards stretches out.

3. wire and cable connector as claimed in claim 2, it is characterized in that: this reinforcement fixed part is to extend with following inner casing towards last inner casing more backward earlier from the junction between this fixing arm and the solid arm of this hook to form, and is provided with a gap between this reinforcement fixed part and the solid arm of this hook.

4. wire and cable connector as claimed in claim 3 is characterized in that: inner casing also offers two clamping holes with following inner casing respectively in the corresponding position of reinforcement fixed part with this grab on this, and this is strengthened, and fixed part is corresponding to fix in described clamping hole.

5. as each described wire and cable connector in the claim 1 to 4, it is characterized in that: this connector also comprises a spacer element, this spacer element is provided with a plurality of through holes, described conducting terminal stretches out backward from these through holes, and these conducting terminals also are provided with the width those widened sections more bigger than through hole in through hole the place ahead of this spacer element; The both sides of this spacer element protrude out a plurality of protuberances respectively, and the rear end correspondence of this shield shell is formed with a plurality of clamping parts, and described a plurality of clamping parts snap fit together with a plurality of protuberances are corresponding, thereby this spacer element are fixed to the rear end of insulating body.

6. wire and cable connector as claimed in claim 5 is characterized in that: each clamping part of this shield shell is provided with a block button hole, and the protuberance correspondence of this spacer element is fastened in this block button hole.

7. wire and cable connector as claimed in claim 6, it is characterized in that: the both sides of this insulating body rear end are respectively equipped with at least one first groove and at least one second groove, this spacer element correspondence protrudes out at least one first convex body and at least one second convex body forward, first groove fit on this first convex body and this insulating body together, second groove fit on this second convex body and this insulating body is together.

8. as each described wire and cable connector in the claim 1 to 4, it is characterized in that: each sets out a holding division to evagination the both sides, rear end of this insulating body, correspondence is formed with two draw-in grooves on the sidewall of this time inner casing, described two draw-in grooves and two corresponding being fastened togather of holding division.

9. as each described wire and cable connector in the claim 1 to 4, it is characterized in that: this connector rear also is equiped with a circuit board, this circuit board is provided with a plurality of electronic components, one end of the conducting terminal of this connector and this circuit board is corresponding to weld together, this cable is provided with many leads, and the other end of these leads and this circuit board is corresponding to weld together.

10. as each described wire and cable connector in the claim 1 to 4, it is characterized in that: the middle part of the solid arm of this hook upwards stretches out a press section; This shell is to be combined by a shell on one and a lower casing, on this on shell to being provided with a button in the press section.