CN1725567A

CN1725567A - Electrical connector

Info

Publication number: CN1725567A
Application number: CN 200410070845
Authority: CN
Inventors: 何宜泽; 东城胜寿
Original assignee: Molex LLC
Current assignee: Molex LLC
Priority date: 2004-07-23
Filing date: 2004-07-23
Publication date: 2006-01-25
Anticipated expiration: 2024-07-23
Also published as: CN100546112C

Abstract

An electrical connector for mating with a mating connector having a pair of alignment posts; the electrical connector includes: an insulating body provided with a pair of positioning holes corresponding to the positioning columns; a dust guard elastically covering the insulating body; the electric connector comprises a plurality of fasteners, each fastener comprises at least one elastic main body, the main body is provided with an actuating part and a stopping part, wherein the actuating part extends into a first position in a positioning hole, the stopping part is stopped at a third position below the dustproof plate, when the electric connector is in butt joint, the actuating part moves to a second position of the positioning hole, the stopping part moves out of a fourth position outside the dustproof plate, and the elasticity of the main body enables the actuating part and the stopping part to return to the first position and the third position from the second position and the fourth position respectively; and a pair of metal shields arranged on the side wall of the insulating body, each of which is provided with an upper stop part pressed on the dust guard.

Description

Electric connector

Technical field

The invention relates to a kind of electric connector, be meant especially a kind ofly to be applied to electronic product and the usefulness that expands the electric connection between the seat, to use to dock and be required to have and to prevent that false touch opens the electric connector of its dust excluding plate with a butt connector.

Background technology

For electronic products such as for example notebook computer (NOTEBOOK) or PDA(Personal Digital Assistant), it is for the ease of carrying, on the whole all only main outfit can be installed, for be not the less important outfit that is bound to use (for example: the CD-ROM drive of notebook computer (CD-ROM), floppy drive (FLOPPY DISK), or the cradle of personal digital assistant or the like), then it can be installed on one expands in the seat (DOCKING), then distinctly be provided with the electric connector and the butt connector that can dock each other between this electronic product and this expansion seat, use it is docked each other, and allow the function of this electronic product obtain expanding.And it has influence on conductivity in order to prevent being infected with, adhering to of dust, therefore can be provided with dust excluding plate.

See also the electric connector 2 and butt connector 1 shown in Fig. 1 to 2, be to be correlation technique of the present invention, the two ends of this butt connector 1 are to convex with a pair of reference column 12, between this is to reference column 12, then be provided with a butt joint body 11, the interface 111 of this butt joint body 11 is to offer a plurality of openings 112, and respectively these opening 112 inwalls then are plugged with a plurality of terminals 13 by terminal groove.

Be to be provided with an insulating body 21 on this electric connector 2, this insulating body 21 be provided with corresponding to this butt joint body 11 respectively this opening 112 Plug Division 212 and corresponding to this location hole 213 to reference column 12, respectively this Plug Division 212 also is plugged with a plurality of terminals 25 by terminal groove, respectively this terminal 25 of this insulating body 21 and corresponding to this butt joint body 11 respectively this terminal 13.This insulating body 21 is that lid is covered with a dust excluding plate 23 except the part respectively this Plug Division 212 and two location holes 213, therefore this dust excluding plate 23 also is protruding with a plurality of cylinders 233 except being formed with a plurality of stopper 232 and bottom sides of being subjected to, also offer on it corresponding to the opening 231 of this Plug Division 212 respectively, in addition between the inner bottom surface of this dust excluding plate 23 and insulating body 21, then be provided with a plurality of elastic partss 22 that are socketed on corresponding cylinder 233, use allowing this dust excluding plate 23 have effect because of stressed elasticity sinking.The two opposite side walls 211 of this insulating body 21 then respectively is provided with a metal screen 24, this to metal screen 24 and respectively be formed with respect to dust excluding plate 23 respectively this is subjected to the stop section 241 of stopper 232, use this dust excluding plate 23 of block and can only sink and can not up deviate from.

When this butt connector 1 butts up against the insulating body 21 of this electric connector 2 by its butt joint body 11, this of this butt connector 1 is to be inserted in earlier in the relative positioning hole 213 of this electric connector 2 and to use corrections, locate to

reference column

12,11 of this butt joint bodies this dust excluding plate 23 that is positioned at insulating body 21 end face places of compressing of taking advantage of a situation sinks, and uses to allow this butt joint body 11 butt up against this insulating body 21 and reach the purpose of electric connection.

Though this electric connector 2 has dust reduction capability because being provided with dust excluding plate 23, but, stretching into or the embedding of flat thing (as coin or iron plate etc.) or the like of the false touch unlatching that these dust excluding plates 23 but can't prevent to point, sharp shaped material, these dust excluding plates 23 (that is: non-because the butt joint of butt connector) under improper operating position are unlocked, on dust, the finger or on the sharp shaped material again or greasy dirt on the flat thing or dust and dirt, all will be attached on the terminal 25 in it, and causing its conductivity variation, influence is the contact quality electrically; Stretching into or the embedding of these flat things of these sharp shaped materials even also will be easy to damage the internal structure of this electric connector 2 and cause fault.

Therefore, above-mentioned existing related techniques is also to have described problem points to remain to be overcome, solve.

The innovation and creation content

The main purpose of electric connector of the present invention, be effectively to make the dust excluding plate of these electric connectors, except having the dustproof effect, even in " under the situation of improper use ", can also allow this dust excluding plate with preventing from that false touch from opening the effect of (stretching into or the embedding of flat thing or the like of the false touch of finger, sharp shaped material), use to avoid to take place the awkward situation that conductivity variation or even internal structure cause damage.

In order to achieve the above object, the invention provides a kind of electric connector, comprising:

One insulating body, it is provided with at least one location hole;

One dust excluding plate, it flexibly covers on this insulating body;

At least one fastener, each fastener comprises at least one rubber-like main body, then be provided with Actuator Division and stop section on this main body, this Actuator Division is the primary importance that is inserted in the location hole, the stop section then block in the 3rd position that prevents that this dust excluding plate from moving down, when being removed certain distance in this Actuator Division to the second place of this location hole, four positions, the 3rd position to the are shifted out in this stop section then interlock, this dust excluding plate must be moved down, and the elasticity of this main body is to allow this Actuator Division, stop section return back to first and third position by second, four positions respectively; And

The pair of metal shielding part, it is arranged at the sidewall of this insulating body, and respectively is provided with the last stop section of suppressing on this dust excluding plate.

Description of drawings

Fig. 1 is the electric connector of correlation technique of the present invention and the three-dimensional exploded view of its butt connector;

Fig. 2 is the sectional perspective constitutional diagram of Fig. 1;

Fig. 3 is the first embodiment three-dimensional exploded view of electric connector of the present invention and its butt connector;

Fig. 3 A is the partial enlarged drawing of Fig. 3;

Fig. 4 is the second embodiment partial enlarged drawing of the fastener in the electric connector of the present invention;

Fig. 5 is the local combination stereogram (showing its also unassembled metal screen and dust excluding plate) of Fig. 3;

Fig. 6 is the local combination stereogram (showing its also unassembled metallic shield) of Fig. 3;

Fig. 7 is the partial top view of Fig. 6;

Fig. 8 is the partial top view after the fastener 5 among Fig. 6 moves;

Fig. 9 is the 9-9 profile of Fig. 7, before wherein the fastener 5 of Xian Shiing is in action;

Figure 10 is the 10-10 profile of Fig. 7, before wherein the fastener 5 of Xian Shiing is in action;

Figure 11 is 11 1 11 profiles of Fig. 8, after wherein the fastener 5 of Xian Shiing is in action;

Figure 12 is the partial enlarged drawing of the 3rd embodiment of electric connector of the present invention;

Figure 13 is the upward view of the metal screen among the 3rd embodiment of electric connector of the present invention;

Figure 14 is the three-dimensional exploded view of the 4th embodiment of electric connector of the present invention;

Figure 15 is another visual angle three-dimensional exploded view of the 4th embodiment of electric connector of the present invention;

Figure 16 is the three-dimensional combination figure of the 4th embodiment of electric connector of the present invention;

Figure 17 is the butt view of the fastener 5 among the 4th embodiment of electric connector of the present invention;

Figure 18 is the three-dimensional exploded view of the 5th embodiment of electric connector of the present invention;

Figure 19 is the profile of the 5th embodiment after combination of electric connector of the present invention.

Embodiment

See also shown in Fig. 3 to 19, the present invention provides a kind of electric connector, this electric connector 4 is in order to dock with a butt connector 3, this electric connector 4 then is to be arranged at figure electronic product (or expanding seat) that does not show and the adjacent sides that expands seat (or electronic product) respectively with this butt connector 3, uses to dock each other and allow this electronic product reach the purpose that function expands.

See also the first embodiment of the invention shown in the Fig. 3 to 11 except that Fig. 4, the two ends of this butt connector 3 convex with a pair of reference column 32, this is to then being provided with a butt joint body 31 between the reference column 32, the interface 311 of this butt joint body 31 offers a plurality of openings 312, and respectively the inwall of this opening 312 then is provided with a plurality of terminals 33 by a plurality of terminal grooves.

This electric connector 4, it comprises: an insulating body 41, a contacting piece 5, a plurality of elastic parts 42, a dust excluding plate 43, and pair of metal shielding part 44.

This insulating body 41 is around two opposite side walls 411 and other two opposite side walls 415 being arranged, then being provided with a plurality of Plug Divisions 412, two location holes 413 on it, reaching a plurality of storage tanks 46,47.Respectively this Plug Division 412 is respectively these openings 312 with respect to aforementioned butt joint body 31, and its outer wall also is provided with a plurality of terminals 45 by a plurality of terminal grooves, and respectively this terminal 45 certainly also must be relative with respectively this terminal 33 of aforementioned butt joint body 31; This two location hole 413 is two reference columns 32 with respect to aforementioned butt joint body 31, and respectively the peritreme place of this location hole 413 then is provided with two breach 414 of symmetry; And this insulating body 41 of these location hole 413 peripheries is provided with the

storage tank

46,47 of two L shaped symmetries, and respectively the relative outside of an end of this

storage tank

46,47 then is to use the 4th position 49 that is being moved under the softened state for aftermentioned fastener 5.

This contacting piece 5, please arrange in pairs or groups and consult shown in Fig. 3 A, be to comprise two

main bodys

51,52 that are mutually symmetrical and in order to be placed in respectively in the

relative storage tank

46,47, respectively be to have a stop section 513 and an Actuator Division 514 on this

main body

51,52, and respectively this

main body

51,52 is gone back one and is extended with an elastic arm 512, this elastic arm 512 is to be connected to a fixed part 511, this main body the 51, the 52nd respectively be arranged in the

corresponding storage tank

46,47 by this fixed part 511 respectively, and this two elastic arm 512 is that two

main bodys

51,52 of elastic reset strength to this fastener 5 can be provided respectively.Wherein, respectively this Actuator Division 514 is radially to be inserted into primary importance in this location hole 413 via corresponding breach 414.Certainly this fastener can also be whole the formula fastener 6 of second embodiment as shown in Figure 4, and also can reach identical effect, and this repeats after holding.

This dust excluding plate 43, offer a plurality of openings 431 on it corresponding to aforementioned respectively this Plug Division 412, its four jiaos then are formed with one respectively and are subjected to stopper 432, respectively this bottom surface that is subjected to stopper 432 is then for using the 3rd position 433 for aforementioned stop section 513 block under nature, and respectively this is subjected to the bottom surface of stopper 432 also respectively to protrude out a cylinder 434.This dust excluding plate 43 covers on this insulating body 41, and in respectively this cylinders 434 of this dust excluding plate 43 bottom surfaces, and the inner bottom surface of this insulating body 41 between, then respectively be provided with an elastic parts 42, for these dust excluding plate 43 elasticity upper and lower translations.

This is to metal screen 44, and it is arranged at two opposite side walls 411 places of this insulating body 41.Respectively this metal screen 44 is to be formed with the last stop section 441 that is subjected to stopper 432 corresponding to aforementioned, use this dust excluding plate 43 of block and be unlikely to deviate from up, and respectively this metal screen 44 has also protruded out a plurality of grounding legs 442, penetrate this electric connector 4 and earthed circuit electric connection and use, reduce the function that EMI disturbs to reach.

See also Fig. 3 and Fig. 7 is consulted in collocation, 9, figure before the butt joint shown in 10, when this butt connector 3 and this electric connector 4 as yet not on time, be arranged at four main bodys 51 on the insulating body 41 of this electric connector 4, the 52nd, all in the raw, therefore, this main body 51 respectively, 52 Actuator Division 514 is still the primary importance (not indicating figure number) that is inserted into naturally in the location hole 413, and this moment this main body 51 respectively, 52 elastic arm 512, then because not stressed as yet and relative deviation outwardly, make its free-ended respectively this stop section 513 be positioned at aforementioned dust excluding plate 43 respectively this is subjected to 433 places, the 3rd position of stopper 432 bottom surfaces, use the sinking of this dust excluding plate 43 of block.

See also Fig. 3 and Fig. 8 is consulted in collocation, figure after the butt joint shown in 11, because this of this butt connector 3 is obviously to protrude in its butt joint body 31 to reference column 32, therefore, when this butt connector 3 is butting up against this electric connector 4, and when its butt joint body 31 does not butt up against insulating body 41 as yet, this promptly is inserted in the corresponding positioning hole 413 earlier to reference column 32, and by its tapering 321, and can be successfully with the aforementioned two relative Actuator Divisions 514 that are inserted into primary importance places in the location hole 413, relatively strut and the second place (not indicating figure number) that moves to this location hole 413 is located.At this moment, by being strutted of this Actuator Division 514, be to take advantage of a situation to drive the internal face place elasticity deviation (stressed softened state) of its elastic arm 512 towards sidewall 411, and then can be taken advantage of a situation in these elastic arm 512 free-ended stop sections 513 to shift out in the bottom side of aforementioned the 3rd position 433 block scope, and change move in this be adjacent to the 4th position 49 at sidewall 411 internal face places, with block no longer in these dust excluding plate 43 belows, make this dust excluding plate 43 be in can stressed sinking state.

When this butt connector 3 continues to dock with this electric connector 4 and makes butt joint body 31 when butting up against insulating body 41, the interface 311 of this butt joint body 31 is can oppress these dust excluding plate 43 elasticity to sink, and uses making butt joint body 31 can be electrically connected at insulating body 41.

And when this butt connector 3 is unloaded each other with this electric connector 4, because this has emerged in location hole 413 to reference column 32, therefore, each is to main body 51, this of 52, two relative Actuator Divisions 514 are can be by the elastic-restoring force of its elastic arm 512, and by the nature of second site reversion when before being inserted into primary importance in the location hole 413, make each to main body 51, this of 52, two stop sections 513 can be returned to the 3rd position 433 again by the 4th position 49, use block in this dust excluding plate 43 respectively this is subjected to stopper 432 bottom sides, and this dust excluding plate 43 can't be sunk because being subjected to such block, so use and reach the purpose that this dust excluding plate 43 is opened in anti-false touch.

See also second embodiment of the invention shown in Figure 4, it is the fastener 6 that discloses one whole formula, it is different from the aforementioned separate type fastener 5 that half-and-half is separated into two

main bodys

51,52, therefore, separate type two

storage tanks

46,47 in order to ccontaining aforementioned fastener 5, also must be changed to a storage tank 48 that roughly is the connection of U shape as shown in the figure, the relative outside at the two ends of this storage tank 48 is also for using the 4th position 49 that is being moved under the softened state for aftermentioned fastener 6.6 of this fasteners include: a pair of main body 61,62, is that elastic reset strength two main bodys 61,62 to this fastener 6 are provided by this to elastic arm 63,64 in order to be fixed in fixed part 65 in this storage tank 48, a pair of this fixed part 65 and the elastic arm 63,64 between this main body 61,62 respectively of being connected in.This main body 61 or 62 respectively, also being equipped with under nature on it is Actuator Division 612 and the stop section 611 that is positioned at described first and third position, also use and to move because of the effect of these reference columns 32, and reach the purpose that this dust excluding plate 43 is opened in identical anti-false touch.

See also the third embodiment of the invention shown in Figure 12,13, disclosed the fastener 7 that directly is shaped in these metal screen 44 two ends, and, also must be changed to corresponding shape as shown in the figure in order to the storage tank 461,471 of ccontaining these fasteners 7.Respectively this fastener 7 comprises: a main body 71, an and elastic arm 72 that is connected between this main body 71 and the metal screen 44, using provides the main body 71 of elastic reset strength to this fastener 7.This main body 71 also has Actuator Division 712 and the stop section 711 that lays respectively at described first and third position under nature, also uses and can move because of the effect of these reference columns 32, and reach the purpose that this dust excluding plate 43 is opened in identical anti-false touch.

See also the fourth embodiment of the invention shown in Figure 14 to 17, be to have disclosed the fastener 8 of main body 81,82 being changed into the slide block pattern, in order to the storage tank 462,472 of ccontaining these main bodys 81,82 then palpus change corresponding slideway pattern into, use allow these main bodys 81,82 can slippage in these storage tanks 462,472, and respectively this storage tank 462,472 also is communicated in corresponding breach 414 respectively.This fastener 8 is to comprise two main bodys 81,82 and two elastic partss 83, respectively 81,82 of this main bodys also have Actuator Division 812 and the stop section 811 that lays respectively at described first and third position under nature, and also can move, and reach the purpose that this dust excluding plate 43 is opened in identical anti-false touch because of the effect of these reference columns 32.Respectively the elastic parts 83 of this shell fragment pattern is the bottom side jack 416 via this insulating body 41, be interspersed in this insulating body 41 in, making respectively, an end of this elastic parts 83 is to interfere with each other and fix with insulating body 41, the free end of other end then elasticity is connected to respectively this main body 81,82, and provide elastic reset strength to this main body 81,82 respectively, respectively this main body 81,82 can displacement back and forth in storage tank 462,472 and make.The preferably, respectively this main body the 81, the 82nd can further be provided with a location division 813 of locating for freely the bringing in the elasticity butt of elasticity assembly 83, uses to have preferable elasticity pushing and pressing stability.

See also the fifth embodiment of the invention shown in Figure 18,19, disclosed another enforcement aspect of aforementioned the 4th embodiment, and the shell fragment pattern elastic parts 83 of the 4th embodiment is changed into the elastic parts 93 of spring pattern, ccontaining respectively this also is the

main body

91,92 of slide block pattern and this insulating body 41 also is provided with corresponding storage tank 463,473, and respectively this storage tank 463,473 also is communicated in corresponding breach 414 respectively.This fastener 9 is the elastic partss 93 that comprise two

main bodys

91,92 and two spring patterns, and the respectively structure of this

main body

91,92 of the 5th embodiment is respectively these main bodys 81,82 that all are same as the 4th embodiment, and respectively this elastic parts 93 still is that elasticity is propped up between this storage tank 463,473 1 inwalls and this

main body

91,92 1 sides, using provides elastic reset strength to this

main body

91,92 respectively, and reaches the purpose that this dust excluding plate 43 is opened in identical anti-false touch.The preferably, this main body the 91, the 92nd respectively is provided with first location division 913 of projection shape or shrinkage pool shape, respectively this inwall of this storage tank 463,473 then also is provided with second location division 464 (first and second location division 913,464 of present embodiment is respectively shrinkage pool shape and projection shape) of projection shape or shrinkage pool shape, uses to allow respectively this elastic parts 93 of spring pattern can firm being positioned therebetween.

Aforesaid the present invention's structure, because this dust excluding plate 43 can only being inserted in the location hole 413 by reference column 32, could remove its originally be subjected to the block state, in other words, only this butt connector 3 docks with electric connector 4, otherwise can't open this insulating body 41 by sinking its dust excluding plate 43, although be the false touch of artificial finger, stretching into of sharp shaped material, again or the embedding of flat thing (improper operating position) or the like, all can't allow this dust excluding plate 43 sink to opening this insulating body 41, therefore, these electric connectors 4 of the present invention, both had dustproof effect, and again with: under the situation of any improper use, all can prevent to open by mistake the situation that opens and take place, use allowing its conductivity or electrically contacting the unlikely variation of quality, and can avoid internal structure to cause damage.

These electric connectors 4 of the present invention are to operate by staff, can automatically switch the position (third and fourth position 433,49) of its stop section 513 (611,711,811,911), and are not only convenient, but also practical.

These electric connectors 4 of the present invention can also be by the grounding leg 442 of its metal screen 44, and can reduce the interference of EMI.

To sum up institute is old, a kind of electric connector provided by the present invention, really can solve inventor's correlation technique only can prevent dust in the ordinary course of things and can't prevent dust under the situation of improper use, anti-attach that dust and dirt or anti-sharp flat thing embed and the problem points that causes damage belongs to an invention product with high industrial utilization.

Above-described, only be of the present invention one preferable feasible embodiment, non-so promptly limit to interest field of the present invention, the equivalence of using specification of the present invention and graphic content to do such as changes, and all reason is with being contained in the interest field of the present invention.

Claims

1, a kind of electric connector is characterized in that: comprising:

One insulating body, it is provided with at least one location hole;

One dust excluding plate, it flexibly covers on this insulating body;

At least one fastener, each fastener comprises at least one rubber-like main body, then be provided with Actuator Division and stop section on this main body, this Actuator Division is the primary importance that is inserted in the location hole, the stop section then block in the 3rd position that prevents that this dust excluding plate from moving down, when being removed certain distance in this Actuator Division to the second place of this location hole, four positions, the 3rd position to the are shifted out in this stop section then interlock, this dust excluding plate is moved down, and the elasticity of this main body is to allow this Actuator Division, stop section return back to first and third position by second, four positions respectively; And

2, electric connector according to claim 1 is characterized in that this fastener is to be shaped in this metal screen.

3, electric connector according to claim 2, it is characterized in that this fastener is further to comprise one to be connected in elastic arm between this main body and the metal screen, this elastic arm is to come one to extend and the elasticity bending from metal screen, and using provides the main body of elasticity to this fastener.

4, electric connector according to claim 1 is characterized in that this fastener is to be arranged at this insulating body, and this insulating body is to be provided with corresponding to the storage tank of this fastener respectively, and respectively this fastener then is arranged in the corresponding storage tank.

5, electric connector according to claim 4 is characterized in that this fastener is further to comprise a fixed part, and the fixed part of this fastener is to be arranged in the corresponding storage tank.

6, electric connector according to claim 5, it is characterized in that this fastener be include the main body that two one connect and be connected to this fixed part and two main bodys between two elastic arms, use two main bodys of elasticity to this fastener be provided respectively.

7, electric connector according to claim 1, it is characterized in that this each fastener is further to comprise two fixed parts that come separated from one another, be arranged at this insulating body respectively, this insulating body is provided with corresponding to the storage tank of this fixed part respectively, and respectively this fixed part then is arranged in the corresponding storage tank.

8, electric connector according to claim 7 is characterized in that this fastener is to comprise two main bodys separated from one another, is provided with an elastic arm between each main body and corresponding this fixed part, and this elastic arm provides the main body that elasticity is given this fastener.

9, electric connector according to claim 1, it is characterized in that this each fastener is to comprise two separated from one anotherly to come and be the main body of slide block pattern, respectively this main body is to be arranged at this insulating body, this insulating body is provided with corresponding to the storage tank of the slideway pattern of this main body respectively, and respectively this main body then is arranged in the corresponding storage tank slidably.

10, electric connector according to claim 9 is characterized in that this fastener is further to comprise an elastic parts, and this elastic parts is to act between the main body of this fastener and the insulating body and provide elasticity to this main body.

11, electric connector according to claim 10, the elastic parts that it is characterized in that this fastener are to be the shell fragment pattern, and elastic parts one end of this shell fragment pattern is to be positioned this insulating body, and other holds then that elasticity is connected to this main body.

12, electric connector according to claim 10, the elastic parts that it is characterized in that this fastener are to be the spring pattern, and elastic parts one end of this spring pattern is to be positioned this insulating body, and other holds then that elasticity is connected to this main body.

13, electric connector according to claim 1 is characterized in that between this dust excluding plate and the insulating body it being to be provided with a plurality of elastic partss.

14, electric connector according to claim 1, it is characterized in that this dust excluding plate is further to be provided with a plurality of stoppers that are subjected to, respectively this bottom side that is subjected to stopper is by this stop section institute block respectively, and respectively this is then suppressed and block by the stop section of respectively should going up of metal screen by the top side of stopper.

15, electric connector according to claim 1 is characterized in that respectively this location hole of this insulating body, and its peritreme place further is provided with a pair of breach, and respectively this Actuator Division of this fastener respectively then is inserted into primary importance in the location hole via this breach respectively.

16, electric connector according to claim 1 is characterized in that this metal screen is a plurality of grounding legs that further are formed with in order to ground connection.

17, electric connector according to claim 1 is characterized in that on this insulating body it being to be provided with a pair of location hole.