CN2389431Y

CN2389431Y - Electric connector assembly

Info

Publication number: CN2389431Y
Application number: CN 99244514
Authority: CN
Inventors: 杨胜合
Original assignee: Lianzhan Sci & Tech Co Ltd
Current assignee: Lianzhan Sci & Tech Co Ltd
Priority date: 1999-09-13
Filing date: 1999-09-13
Publication date: 2000-07-26
Anticipated expiration: 2009-09-13

Abstract

The utility model relates to an electric connector assembly, which comprises a socket and a plug which is provided with an insertion end and can be inserted on the socket. The plug comprises a body which contains a terminal set and a drop-proof component, and the drop-proof component is provided with an installation part arranged on the surface of the body and a clamp arm which outwards extends and is arranged on one side edge of the body. One end of the clamp arm is provided with an upwards hook, and a position on the upper surface of the socket corresponding to the clamp arm is provided with a perforating for the clamp arm to penetrated in. When the plug is inserted into the socket, the hook can be arranged in the perforating of the socket, so the plug can be prevented from loosing from the socket.

Description

Electric connector assembly

The utility model relates to a kind of Electric connector assembly, particularly relates to a kind of Electric connector assembly that is used for the universal serial bus connector.

Universal serial bus connector (UNIVERSAL SERIAL BUSCONNECTORS, hereinafter to be referred as USB connector) be the connector that the electronic bits of data signal is transmitted in a kind of use on computers, as shown in Figure 1, this USB connector assembly comprises a socket 1 and a plug 2, utilizes the winding of this plug 2 and socket 1 to connect the purpose of transmitting document signal to reach.General socket 1 comprises that one is provided with the terminal base 11 of terminal 111, and coats the shell 2 of this terminal base 11, and an end of these terminals 111 can be plugged on the circuit board 13, and this socket 1 have a front opening 121 can be for this plug 2 of pegging graft.This plug 2 has an inserted terminal 21 and can be plugged in the front opening 121 of socket 1, and have terminals 22 and can be connected with a holding wire 23, whereby, when the inserted terminal 21 of this plug 2 being inserted in the front opening 121 of these sockets 1, just can reach the purpose that data is transmitted.

But above-mentioned USB connector assembly has following shortcoming:

1, this plug 2 and socket 1 annexation instability:

When this plug 2 inserts in the socket 1, because only plug 2 is connected in the socket 1 by the plug 2 that cooperates this socket 1 front opening 121, thus if this holding wire 23 during by casual pullling, this plug 2 would be easily by getting loose in this socket 1, allow the data transmission interrupt, and cause the loss of data.

2, the user misplugs easily:

In general these holding wire 23 two ends connect a plug 2 respectively, and wherein the plug 2 of an end is an input, and the plug 2 of the other end is an output, directly this plug 2 is not inserted in the socket 1 if the user not just debates, the wrong plug limit may take place, and causes data to transmit.

3,1 of this socket has a kind of function:

Because at present can be more and more little for the space that socket is pegged graft on the circuit board, and transmission mostly be transmitted in both directions, and 1 of this socket has a kind of function, does not meet demand.

The purpose of this utility model is to provide a kind of Electric connector assembly, can effectively prevent plug by getting loose in the socket, and can prevent that plug from mispluging, and can make socket have output/input function again.

Electric connector assembly of the present utility model, comprise a plug and a socket that cooperates with this plug, this plug has an inserted terminal that is plugged on this socket, and the terminals that are connected with at least one holding wire, this socket has the guiding access that is electrically connected with substrate formation, and the butt end of ccontaining this plug inserted terminal, it is characterized in that:

This plug comprises an elongate body and an anti-avulsion part, this body has a surface, and be provided with most passages in it along longitudinally, channel content has been received terminal, this anti-avulsion part is fixed on this body surface movably, and has the installation portion of status on this body surface at interval, and by an end of this installation portion at least one blocking arm that stretches out, this blocking arm position is in a side of this body, and its free end is provided with a hook that makes progress;

This socket comprises a jack body, is provided with most terminals in this jack body, and the upper surface of this jack body is provided with the perforation that penetrates for this hook to hook place that should the blocking arm.

When this plug inserted in this socket, both terminals produced electrically contact, and the hook meeting position of this blocking arm makes this hook and perforation form interference, to prevent that this plug is by getting loose in this socket in the perforation of this jack body.

Described Electric connector assembly is characterized in that:

This plug comprises that one covers and is being assembled with this external metal shell of this anti-avulsion part, and this metal shell offers the slotted eye that exposes for this hook to hook place that should the blocking arm.

Described Electric connector assembly is characterized in that:

This socket comprises a metal shell, and this metal shell is plugged in this jack body, and covers the terminal group in this jack body, and this metal shell also is provided with perforation to perforation place that should jack body.

Described Electric connector assembly is characterized in that:

Have on the installation portion of this anti-avulsion part one with the surperficial parallel press section of this body, and the metal shell of this plug is to should the place, press section being provided with an opening that exposes for this press section.

Described Electric connector assembly is characterized in that:

The body surface of this plug is provided with a pressing part, and this pressing part is vertically being located at the surface of this body with the longitudinally of this body, and the side that this pressing part limits this blocking arm and this body produces relative displacement.

Described Electric connector assembly is characterized in that:

The two relative side of this header body is respectively equipped with one first interference part, and is respectively equipped with in the two sides of this anti-avulsion part installation portion one second interference part that should first interference part, interferes mutually between this first interference part and second interference part.

Described Electric connector assembly is characterized in that:

First interference part of this plug is a circular projection, and second interference part of this socket is the circular impenetrating mouth that wears for this projection.

Described Electric connector assembly is characterized in that:

One projection is set in the inserted terminal of this plug, in the butt end of socket and to position that should projection, is provided with a breach that matches with this projection.

Described Electric connector assembly is characterized in that:

Has a vertical walls in this socket, this vertical walls has a terminal bridging portion of extending to the butt end, this terminal bridging portion is unsettled setting, and be formed with the terminal storage tank that several extend to guiding access on a surface of this terminal bridging portion, another surface of this terminal bridging portion is provided with a detecting terminal, one end of this detecting terminal and the termination contact of position in this socket, and the other end extends the guiding access of this socket and forms with this substrate and to be electrically connected, in this plug to should the sub-position of sense terminal be convexly equipped with one can oppress this detecting terminal and with the projection of this termination contact.

Electric connector assembly of the present utility model comprises anti-mis-insertion structure, be in the inserted terminal of an I/O function plug, to be provided with a projection at diverse location according to function, and in the butt end of the socket of an output/input function, projection that should plug is provided with a breach, so that the projection of this plug is when matching with the gap position of socket, plug and socket could be pegged graft mutually, to avoid mispluging of user.

In addition, the socket of electric connector of the present utility model comprises a detecting terminal, wherein has a vertical walls in this socket, has a terminal bridging portion of extending on this vertical walls to the butt end, this terminal bridging portion is unsettled setting, and be formed with the terminal storage tank that several extend to guiding access on a surface of this terminal bridging portion, for ccontaining terminal, another surface of this terminal bridging portion is provided with a detecting terminal, one end of this detecting terminal can be in good time and a termination contact in this socket, and the other end extends the guiding access of this socket and can be electrically connected with this substrate formation, in this plug to being convexly equipped with a projection in the sub-position of sense terminal, when making this plug insertion socket, the projection of this socket is oppressed this detecting terminal and this termination contact, the plug which kind of function substrate can be distinguished to inserts, and then reaches the effect that socket has the I/O function.

The utlity model has following advantage:

1, plug 3 is stable with socket 4 annexations:

Because after pegging graft, the hook 622 of the anti-avulsion part 6 in the plug 3 can form with the perforation 443,451 of socket 4 and collude extension, makes when plug 3 suffers false touch or holding wire 5 to be subjected to draw the situation of location carelessly, plug 3 can not make the signal transmission more stable easily by getting loose in the socket 4.

2, effectively avoid mispluging of user:

Because the utility model comprises the anti-mis-insertion structure, in the inserted terminal 31 of plug 3, at diverse location one projection 310,310 ' is set at being used in output or input, and in the butt end 42 of socket 4 to being arranged with a breach 4413,4413 ' by bump position, when projection 310,310 ' when plug 3 and socket 4 can't be cooperated with breach 4413,4413 ' position, plug 3 is inserted in the socket 4, so can reach the effect that misplugs that prevents the user.

3, can the plant socket 4 of output and input plug 3

One detecting terminal 46 more is set in socket 4, make when wherein the plug 3 of an end (I/O) inserts socket 4, can contact formation one electric loop with a terminal 431 wherein by this detecting terminal 46 of compressing, make substrate learn that the plug 4 into this end inserts, and when the plug 3 of the other end inserts socket 4, this detecting terminal 46 can not contact this terminal 431, substrate is learnt be 3 insertions of other end plug, can allow this substrate whether contact and learn inputing or outputing of signal by this detecting terminal 46, and can plant output and input plug 3 are used and are reduced the socket number that needs setting on the substrate.

Below by most preferred embodiment and accompanying drawing Electric connector assembly of the present utility model is elaborated:

Fig. 1 is the plug of electric connector in the past and the exploded perspective view of socket.

Fig. 2 is the three-dimensional exploded view of the utility model preferred embodiment.

Fig. 3 is the constitutional diagram of the utility model preferred embodiment.

Fig. 4 is the exploded view of the plug of the utility model preferred embodiment.

Fig. 5 is the schematic diagram that the anti-avulsion part among Fig. 4 is assembled in this header body.

Fig. 6 is the exploded view of the socket of the utility model preferred embodiment.

Fig. 7 is the rearview of socket among Fig. 5.

Fig. 8 is the front view of socket among Fig. 5.

Fig. 9, the 10th, the anti-mis-insertion structure applications of the utility model preferred embodiment is at the plug of output and the cutaway view of the socket that cooperates this plug.

Figure 11, the 12nd, the anti-mis-insertion structure applications of the utility model preferred embodiment is at the plug of input and the cutaway view of the socket that cooperates this plug.

Figure 13 is the partial sectional view after the grafting of the utility model preferred embodiment.

Shown in Fig. 2,3, Electric connector assembly of the present utility model comprises a plug 3, and a socket 4 that cooperates with this plug 3.

In the lump with reference to shown in Figure 4, this plug 3 has one preceding and can be plugged on inserted terminal 31 on this socket 4, and one in the back and the terminals 32 that can be connected with a holding wire 5.This plug 3 comprises a body 34 that is installed with a terminal group 33, by upper and lower metal shell 351,352 metal shells that constituted 35 covering outside this body 34, and one by anti-avulsion part 6 that elastic material constituted.This body 34 has the Plug Division 3401 of a cooperation inserted terminal 31 shapes, being provided with most in the body 34 can be for the ccontaining terminal conduit 342 of terminal group 33, the two relative side 343 of body 34 is provided with one first interference part 345 at contiguous these terminals 32 places respectively, in the present embodiment, this interference part 345 is the projection of a circle, the upper surface 346 of body 34 is provided with a pressing part 348 in the place, centre position, in the present embodiment, this first pressing part 348 is a raised line, and vertically to be arranged on this upper surface 346 with upper surface 346 longitudinallies, raised line 348 is divided into upper surface 346 to be gone up front surface 3461 and goes up rear surface 3463, and 348 of raised lines last front surface 3461 and between the rear surface 3463, and extend outside the upper surface 346 of this body 34 at the two ends 3481 of this raised line 348, in addition, should go up 3463 contiguous these terminals 31 places, rear surface and more be provided with a pinch 3465, this pinch 3465 has bumping square 3467 relatively protruding upward on back two corners of rear surface 3463 on this, so that form a clipping space between two projections 3467.This anti-avulsion part 6 has an installation portion 60 and two blocking arms 62, this installation portion 60 has an installed surface 600 and a side 61 in these installed surface 600 both sides, on installed surface 600, be provided with a press section 63 parallel with raised line 348, an and shell fragment 64 that extends back by this press section 63, and this shell fragment 64 is to extend downwards gradually backwards, thus this shell fragment 64 not with 600 of this installed surfaces on same plane.As shown in Figure 5, when installation portion 60 is interposed on the rear surface 3463, installed surface 600 be positioned on the upper surface 346 and 63 parallel status, press section at the rear of raised line 348 and with raised line 348 and then, and the 61 difference positions, two sides of installation portion 60 are outside the corresponding side surface 343 of body 34, and the free end 641 of this shell fragment 64 is that the position is in these pinch 3465 formed clipping spaces, 61 pairs of each sides of installation portion 60 should body 34 345 places, first interference part respectively form one second interference part 611, in the present embodiment, each second interference part 611 is the impenetrating mouth of a circle and can wearing for projection 345.Each blocking arm 62 is to extend forward respectively from the both sides of installation portion 60, side 61 coplanes of the installation portion 60 of each blocking arm 62 and the same side, and extend upward a hook 622 at the free end of this blocking arm 62 respectively, 63 wall 6221 is a vertical plane towards the press section at this hook 622, but also can be a cambered surface.

Cooperate shown in Figure 5, the last metal shell 351 of this metal shell 35 can cover and overlay on the body 34 that is assembled with anti-avulsion part 6, should go up the plug surface 3510 that metal shell 351 has a cooperation Plug Division 3401 shapes, and the ground plane 3511 of position behind plug surface 3510, when last metal shell 351 lids overlay on the anti-avulsion part 6,3511 pairs of ground planes should anti-avulsion part 6 63 places, press section be provided with an opening 3512, and plug surface 3510 corresponding each hook 622 position penetratingly are provided with a slotted eye 3513 respectively, after making assembling, this press section 63 can be by revealing in this opening 3512, and the hook 622 of each blocking arm 62 can pass corresponding slotted eye 3513 and protrude plug surface 3510 at this metal shell 35.

During assembling, at first this terminal group 33 is plugged in the terminal conduit 342 of this body 34, again anti-avulsion part 6 is erected on the upper surface 346 of body 34, second interference part 611 of anti-avulsion part 6 is connected on first interference part 345 of body 34, and anti-avulsion part 6 is articulated on the body 34, and allow 62 on blocking arm below the two ends 3481 of this pressing part 348, produce relative displacements with the side 343 of limiting this blocking arm 62 and this body 34, and allow 641 of the free ends of this shell fragment 64 in this pinch 3465, move in pinch 3465 with the free end 641 that limits this shell fragment 64, to go up again at last, following metal shell 351,352 cover on the body 34, make metal shell 35 cover this body 34, and two hooks 622 that make anti-avulsion part 6 pass the slotted eye 3513 of metal shell 35 and expose metal shell 35 walls, in addition, as shown in Figure 2, and can utilize an insulation shell 36 to be coated on outside this metal shell 35, and on this insulation shell 36, be provided with a pressing key 361 that should metal shell 35 openings 3512.

In the lump with reference to shown in figure 2,3 and 6, this socket 4 have one the preceding guiding access 41 can form with substrate and be electrically connected just like circuit board and so on, and have one after butt end 42 can be for the inserted terminal 31 of ccontaining this plug 3.This socket 4 comprises that haply one is installed with the jack body 44 of a terminal group 43, and the metal shell 45 of these jack body 44 internal face moulding of cooperation, and this metal shell 45 is located in this jack body 44, in order to cover this terminal group 43.As shown in Figure 7, has a vertical walls 440 in this jack body 44, has a terminal bridging portion 441 of extending on this vertical plane 440 to butt end 42, this terminal bridging portion 441 is unsettled settings, the perisporium with this jack body 44 does not contact, make and form an accommodation space between the perisporium of this terminal bridging portion 441 and this jack body 44, insert for the inserted terminal 31 of this plug 3.With reference to shown in Figure 8, the lower surface of terminal bridging portion 441 is formed with several terminals storage tank 4411 in the lump, and each terminal storage tank 4411 extends to the guiding access 41 of this socket 44 forward, for ccontaining terminal group 43.In addition, the upper surface of body 44 and metal shell 45 is provided with two perforation 443,451 to hook 622 places that should plug 3 anti-avulsion parts 6 respectively.During assembling, an end of terminal group 43 is inserted in the terminal storage tank 4411 of these jack bodies 44 by guiding access 41, then make metal shell 45 insert in the jack bodies 44 and be close to the internal face of this jack body 44.

Shown in Fig. 2,3, during grafting, after the inserted terminal 31 of plug 3 being inserted in the butt end 42 of sockets 4, the hook 622 of this anti-avulsion part 6 penetrates perforation 443, the 451 interior fastenings mutually of socket 4, after making grafting, if when plug 3 is subjected to pullling carelessly, because hook 622 is arranged by holding formed interference in perforation 443,451, make plug 3 can be easily by breaking away from the socket 4, stable with the inhibit signal transmission.When pulling the plug out of the socket 3 the time, only need depress the pressing key 361 of insulation shell 36, make pressing key 361 compress the press section 63 of anti-avulsion part 6, this hook 622 of interlock moves down and is broken away from by the perforation 443,451 of these socket 4 correspondences, just can remove and interfere relation, smoothly plug 3 is extracted.When no longer being exerted pressure in press section 63, utilize the elastic returning of this shell fragment 64, the position before this press section 63 of interlock automatically replies and is not pressed.In addition, if this hook 622 is when 63 wall 6221 is a cambered surface towards the press section, then plug 3 is applied enough strength, this hook 622 is broken away from by the perforation 443,451 of socket 4 correspondences, along this cambered surface so the press section 63 of anti-avulsion part 6 is provided with and is inessential.

Shown in Fig. 9 to 12, be the anti-mis-insertion structure in the utility model, wherein, Fig. 9 is the cutaway view of output plug, Figure 10 is the cutaway view that cooperates the socket of Fig. 9 plug, and Figure 11 is the cutaway view of input plug, and Figure 12 is the cutaway view that cooperates the socket of Figure 11 plug.Opening internal face to the inserted terminal 31 of plug 3 protrudes a

projection

310, and 4412 pairs of upper surfaces in the terminal bridging portion 441 of these socket 4 butt ends 42 should be arranged with a breach 4413 in projection 310 positions, so that projection 310 positions of this plug 3 with could allow after matching in breach 4413 positions of this socket 4 inserted terminal 31 of plug 3 insert in the butt end 42 of sockets 4, to prevent mispluging of user, so in the present embodiment, the plug 3 of output or input protrudes a projection 310 at plug 3 upper right or upper left corner places respectively, 310 ', and 4 pairs of sockets that inputs or outputs end should plug 3 projection 310,310 ' respectively at a left side or the right-hand breach 4413 that is arranged with of the upper surface 4412 of terminal bridging portion 441,4413 ', make when the user uses, if projection 310,310 ' with breach 4413,4413 ' position is mismatched then and can't be pegged graft, plug 3 and socket 4 with obvious differentiation output and input effectively prevent user's misuse.

In addition, shown in Fig. 6 to 8 and 13, in the present embodiment, at the socket of need for input and the grafting of output plug, make socket 4 corresponding as Fig. 9,10 and Figure 11, the projection 310 of output and input plug 3 in 12,310 ' the position while is at a left side and the right-hand breach 4413 that is arranged with of the upper surface 4412 of terminal bridging portion 441,4413 ', and on left breach 4413, form a detecting terminal storage tank 4414 that extends to guiding access 41, with a ccontaining detecting terminal 46, making an end 461 of detecting terminal 46 can be in good time contact and be arranged on this with a terminal 431 wherein detects in the sub-storage tank 4414, extend the guiding access 41 of this socket 4 with the other end 462 by this detecting terminal location notch 4414 and extend downwards one can with the conducting strip 463 of this substrate contacts, as shown in figure 13, make when the plug 3 of output inserts socket 4, the plush copper 310 of this plug 3 can be suppressed an end 461 of this detecting terminal 46, allow this

end

461 and 431 contacts of corresponding terminal, make detecting terminal 46 and this terminal 431 form an electric loop, when substrate also can detect this variation simultaneously, the plug 3 that just can judge insertion is the plug of output, so can learn and will pass through plug 3 and socket 4 input substrates by holding wire 5 output signals.And when the plug 3 of input inserts socket 4, because detecting terminal 46 is not oppressed, so detecting terminal 46 can't contact with this terminal 43, substrate will know that the plug 3 of insertion is input, will export holding wire 5 to through socket 4 and plug 3 from the substrate output signal signal conveys is gone out.

Claims

1, a kind of Electric connector assembly, comprise a plug and a socket that cooperates with this plug, this plug has an inserted terminal that is plugged on this socket, and the terminals that are connected with at least one holding wire, this socket has the guiding access that is electrically connected with substrate formation, and the butt end of ccontaining this plug inserted terminal, it is characterized in that:

2, Electric connector assembly as claimed in claim 1 is characterized in that:

3, Electric connector assembly as claimed in claim 1 or 2 is characterized in that:

4, Electric connector assembly as claimed in claim 2 is characterized in that:

5, Electric connector assembly as claimed in claim 1 is characterized in that:

6, Electric connector assembly as claimed in claim 1 is characterized in that:

7, Electric connector assembly as claimed in claim 6 is characterized in that:

8, Electric connector assembly as claimed in claim 1 is characterized in that:

9, Electric connector assembly as claimed in claim 1 is characterized in that: