CN202712469U - Electric connector capable of crimping cable and assembly thereof - Google Patents

Abstract

The utility model relates to an electric connector capable of crimping cables. The electric connector comprises a housing and conducting plates. The conducting plates are provided with conductive bands, and the conductive bands are provided with raised contact portions. A front end of the housing is provided with plug tongues, and the conducting plates are solidly disposed on the corresponding plug tongues. The plug tongues are provided with limiting blocks which are in a same direction with a raised direction of the conductive band on the plug tongues and are depart from a side of the corresponding plug tongues, and a direction between the limiting block and the plug tongue is smaller than that between a top of the contact portion and the corresponding plug tongue. The housing is formed by a base and a cover plate fastening with each other in an up-down manner. The conducting plates are pressed and fixed between the base and the cover plate of the housing. Rear ends of the conducting plates are provided with wire sleeves which are disposed between the base and the cover plate of the housing. Compression amount of the conductive bands can be defined through the limiting blocks, so that compression amount of the conductive bands can be preset on condition that the electric connector is in reliable contact with a contact portion of an adapter connector, thereby preventing a problem of fatigue deformation of the conductive bands from occurring and solving a problem that the conductive bands are easy to fatigue and deform in operation.

Description

But the electric connector of crimping cable and assembly thereof

Technical field

The utility model relates to electric connector field, but especially a kind of electric connector of crimping cable and assembly thereof.

Background technology

Conductive strips are a kind of contacts comparatively common in the electric connector, be 022253334.2 such as the patent No., 2007201483866,2005200010512, all record relevant technology in 2006200029547 and 2008201380525 etc. the Chinese patent, as its name suggests, it is banded that conductive strips are, the contact site that has a projection between its two ends, contact site is used for when the electric connector work of correspondence the corresponding contact electrical contact with intermateable connector, contact site with process that intermateable connector contacts in elastic deformation occurs, thereby hold out against the with it contact of electrical contact, guarantee the reliability of contact; Present electric connector wherein, conductive strips all are to use as the hole contact, namely be assemblied in the jack of housing of corresponding electric connector and be laid with a plurality of around the center line of jack, this has just caused some problems, amount of elastic deformation when at first being conductive strips and adaptive contact electrical contact is difficult for controlling, if amount of elastic deformation is too small, then very easily cause the appearance of the phenomenon of loose contact, reduce the reliability of circuit, in addition, because conductive strips also need to bear to a certain extent the effect of the spacing contact that cooperates with it, namely prevent the swing deflection of the contact that cooperates with it, this is also more to a certain extent so that the amount of elastic deformation of conductive strips is too small can't meet the demands; Therefore, general design larger of the amount of elastic deformation of conductive strips, the pull out force that this is required when then one side can increase the electric connector separation can cause the fatigue deformation of conductive strips on the other hand, cause it to reset, this kind situation also can cause the generation of the problem of loose contact.In addition, the wiring technique to conductive strips in the prior art is also extremely complicated, has the inefficient problem of wiring.

Summary of the invention

But the purpose of this utility model is to provide a kind of electric connector of crimping cable, to solve the in the course of the work problem of fatiguability distortion of conductive strips.

Simultaneously, but the purpose of this utility model also is to provide the electric coupler component of the electric connector that uses above-mentioned crimping cable.

In order to address the above problem, but the electric connector of crimping cable of the present utility model is by the following technical solutions: but the electric connector of crimping cable, comprise housing and conducting strip, housing is take front end as inserted terminal, conducting strip is provided with the conductive strips that extend along fore-and-aft direction, the contact site with the contact electrical contact of intermateable connector of being used for that has bent ridge between the rear and front end of conductive strips, the front end of described housing is provided with for the tongue of pegging graft with intermateable connector, described conducting strip is installed on the corresponding tongue, tongue is provided with the guide vane end stop of the amount of elastic deformation when limiting corresponding conductive strips and peg graft with intermateable connector, and the guide vane end stop on the described tongue and conductive strips on being located at this tongue swell the identical and guide vane end stop of direction and deviate from a side of corresponding tongue and the distance between the tongue less than the distance between the top of contact site and the corresponding tongue; Described housing is fastened up and down by base and cover plate and forms, in base and the cover plate at least one is provided with described tongue, described conducting strip is press-fited between the base and cover plate that is fixed on housing, and the rear end of conducting strip has the line ball cover, and the line ball cover is located between the base plate and cover plate of housing.

Be provided with for the snap close that the two is stuck between the cover plate of described housing and the base.

Described housing is provided be used to the locating piece that prevents the conducting strip play.

Housing is provided with the bullet pawl, described bullet pawl is installed on the housing by the elasticity wall that is located between its two ends, the front end that plays pawl overhangs forward and has for the claw of joining with the intermateable connector card, and described claw plays pawl and consists of near the projection on the side of housing by being located at; The rear end that plays pawl has for pressing so that the press section that front end opens.

Described conducting strip has at least two, and the contact site of one conductive strips in the two adjacent conducting strips raises up, and the contact site of another conductive strips is to lower convexity.

Electric coupler component of the present utility model is by the following technical solutions: electric coupler component, consisted of by the plug and socket take front end as inserted terminal separately, plug comprises plug casing and plug contact, socket comprises Socket casing, Socket casing has the grafting passage that inserts for plug and be provided with the socket contact in the grafting passage, the plug contact is conducting strip, conducting strip is provided with the conductive strips that extend along fore-and-aft direction, the contact site with socket contact electrical contact of being used for that has bent ridge between the rear and front end of conductive strips, the front end of described plug casing is provided with for the tongue of pegging graft with socket, conducting strip is installed on the corresponding tongue, tongue is provided with the guide vane end stop of the amount of elastic deformation when limiting corresponding conductive strips and peg graft with socket, and the guide vane end stop on the described tongue and conductive strips on being located at this tongue swell the identical and guide vane end stop of direction and deviate from a side of corresponding tongue and the distance between the tongue less than the distance between the top of contact site and the corresponding tongue; Described plug casing is fastened up and down by base and cover plate and forms, in base and the cover plate at least one is provided with described tongue, described conducting strip is press-fited between the base and cover plate that is fixed on plug casing, the rear end of conducting strip has the line ball cover, and the line ball cover is located between the base plate and cover plate of plug casing.

Be provided with for the snap close that the two is stuck between the cover plate of described plug casing and the base.

Institute's plug casing is provided be used to the locating piece that prevents the conducting strip play.

Plug casing is provided with the bullet pawl, described bullet pawl is installed on the plug casing by the elasticity wall that is located between its two ends, the front end that plays pawl overhangs forward and has for the claw of joining with the socket card, and described claw plays pawl and consists of near the projection on the side of plug casing by being located at; The rear end that plays pawl has for pressing so that the press section that front end opens.

Described conducting strip has at least two, and the contact site of one conductive strips in the two adjacent conducting strips raises up, and the contact site of another conductive strips is to lower convexity.

Because but the electric connector of crimping cable of the present utility model is located at its conductive strips on one conducting strip, and conducting strip is located on the tongue of housing front end, tongue is provided with described guide vane end stop, guide vane end stop deviates from a side of housing and the distance between the housing less than the top of contact site and the distance between the housing, therefore, in the process of using, when this electric connector and intermateable connector grafting, can limit by described guide vane end stop the decrement of conductive strips, thereby can under the reliable prerequisite that contacts of its contact with intermateable connector, preset the decrement of conductive strips, prevent the generation of the problem of conductive strips fatigue deformation, solved the in the course of the work problem of fatiguability distortion of conductive strips; In addition, the pull out force in the time of also this electric connector can being separated with intermateable connector the compression quantitative limitation of conductive strips is controlled in the rational scope, solves the large problem of pull out force of its electric connector; In addition, housing is made as cover plate and base fastens the split-type structural that forms and in the rear end of conducting strip the line ball cover is set, thus can be at applicable situation dismounting housing easily, and then come crimping lead wire with the line ball cover, realize on-the-spot fast-wiring.

Further, locating piece can prevent that conducting strip from the process of work play occuring, thereby stops the generation of the problem of the loose contact that caused by the conducting strip play; The bullet pawl can be realized the direct inserting and drawing between this electric connector and the intermateable connector, and is efficient and convenient, makes this electric connector need be applicable to the occasion of frequent plug; A plurality of conducting strips and satisfy demand to different through-put powers raise up the contact site of one conductive strips in the two adjacent conducting strips, the contact site of another conductive strips to lower convexity can make this electric connector stressed evenly, plug soft.

Description of drawings

But Fig. 1 is the structural representation of embodiment 1 of the electric connector of crimping cable of the present utility model;

Fig. 2 is the vertical view of Fig. 1;

Fig. 3 is the left view of Fig. 1;

Fig. 4 is the right view of Fig. 1;

But Fig. 5 is the exploded view of embodiment 1 of the electric connector of crimping cable of the present utility model;

Fig. 6 is the structural representation of plug of the embodiment 1 of electric coupler component of the present utility model;

Fig. 7 is the vertical view of Fig. 6;

Fig. 8 is the left view of Fig. 6;

Fig. 9 is the right view of Fig. 6;

Figure 10 is the exploded view of plug of the embodiment 1 of electric coupler component of the present utility model;

Figure 11 is the structural representation of socket of the embodiment 1 of electric coupler component of the present utility model;

Figure 12 is the right view (band is analysed and observe) of Figure 11.

Embodiment

But the embodiment 1 of the electric connector of crimping cable of the present utility model, shown in Fig. 1-5, this electric connector is take front end as inserted terminal, the housing that comprises insulation, housing is fastened up and down by cover plate 11 and base 12 and forms, cover plate 11 and base 12 when fastening at first by being located at the snap close fastening between the two, the structure of snap close and operation principle are prior art, it will not go into details herein, cover plate and base are further fixing by screw 13 again after the preliminary locking of snap close, be provided with the tongue 14 that extends forward in front end separately on cover plate 11 and the base 12, be fixedly installed respectively conducting strip 15 on the tongue on cover plate 11 and the base 12, the right setting of two conducting strip one the first from left, the front end place of conducting strip 15, the part that namely is positioned on the corresponding tongue is provided with conductive strips 15-1, the contact site that conductive strips 15-1 extends and have bent ridge between the rear and front end along fore-and-aft direction, contact site is used for contacting with the contact of intermateable connector when this electric connector is pegged graft with intermateable connector, thereby finishes the conveying of electric energy; The contact site that wherein is positioned at the conductive strips on the tongue of cover plate 11 front ends is protuberance upwards, the conductive strips that are positioned on the tongue of base swell downwards, be respectively equipped with the guide vane end stop 16 for the amount of elastic deformation that limits corresponding conductive strips on the tongue 14, guide vane end stop 16 deviates from distance between a side and the tongue of tongue at its place less than the top of the contact site of corresponding conducting strip and the distance between the tongue, thereby can be on the one hand provide certain space for the elastic deformation of conductive strips, the deformation quantity that is unlikely to again on the other hand conductive strips is excessive and can't reset, during design, so that the guide vane end stop on two tongues deviate from its separately the distance L between the side of the tongue at place equal the size of jack on respective direction of intermateable connector, thereby can be so that guide vane end stop 16 plays the effect of supporting fully, needn't bring the location to prevent at above-below direction relative displacement occuring between this electric connector and the intermateable connector by conduction again, make conductive strips as the conductive component of sole duty, except with the contact of intermateable connector between contact the pretightning force, do not bear other any power, this has also slowed down the damage of conductive strips from another point of view; The rear end of conducting strip 15 extends back and enters between the cover plate 11 and base 12 of housing, the conducting strip 15 just cover plate by housing and the extruding between the base is fixed, meanwhile, in order to prevent that conducting strip 15 from play occuring in housing, also be respectively equipped with locating piece 17 on the tongue, in the present embodiment, locating piece 17 on each tongue all has two, two locating pieces on each tongue lay respectively at the left and right sides of the conducting strip on this tongue and join with the groove card that is located on the conducting strip, in addition, the rear end of conducting strip 15 is respectively equipped with line ball cover 18, line ball cover 18 is used for the crimping cable, in use occasion, can at first become flexible screw 13 cover plate is separated with base, then compress corresponding wire by described line ball cover 18 and can finish wiring, be suitable for field connection and convenient to operation.The downside of housing, the outer surface that is base is provided with an elasticity wall 19 and is provided with bullet pawl 20 by this elasticity wall 19, elasticity wall 19 is located at the position between the rear and front end that plays pawl 20, its front end overhangs and has a claw 20-1 to the front end of housing, the claw that plays pawl is made of near the projection on the side of housing it, the angle that has 90 ° between the correspondence position of the upper side of the trailing flank of this projection (being claw) and bullet pawl, be that claw does not form the hangnail structure, this is so that be unlikely to and can't separate when playing pawl with the intermateable connector clamping, the leading flank of claw 20-1 and be provided with guide surface 20-2, this guide surface is acclivitous inclined-plane gradually from front to back, and guide surface 20-2 is used for that the counter structure on the intermateable connector is guided to the claw that plays pawl and is caught to play pawl; Also be provided with the housing limited post 21 of the decrement when drawing close to housing for the front end that limit to play pawl on the housing, housing limited post 21 can limit when playing the drawing close to housing of pawl and the minimum distance between the housing, because housing is controlled in the meeting of operator's general custom when controlling the grafting of electric connector and intermateable connector, the housing limited post can prevent from playing the pawl compression when operating personnel pinch the front end that plays pawl excessive and cause " tangling " intermateable connector, prevents from locking the generation of failed situation; The rear end that plays pawl 20 has the press section of pressing for staff and is provided with near a side of housing in the press section and plays pawl limited post 22, play pawl limited post 22 be used for limiting play pawl the rear end when drawing close to housing and the minimum range between the housing, broken off with the fingers and thumb disconnected to prevent elasticity wall excessive deformation.When pegging graft with intermateable connector, can control the rear end of housing, the top of the counter structure of bullet pawl on intermateable connector is depressed automatically and is opened, and after grafting puts in place, then is overlapped on the intermateable connector the two locking by its claw, when separating with intermateable connector, can pinch the rear end that plays pawl, thereby so that the bending of elasticity wall generation elasticity forces the bullet pawl to open, thereby finish release, only need drop backward housing and then can realize and the separating of intermateable connector this moment.

But in other embodiment of the electric connector of crimping cable of the present utility model, but the quantity of the conducting strip described in the embodiment 1 of the electric connector of above-mentioned crimping cable is all can more than one, when the quantity of conducting strip is two when above, the contact site of one conductive strips in the two adjacent conducting strips is raised up, the contact site of another conductive strips is to lower convexity, can make like this stressed even of this electric connector, plug soft.

The embodiment 1 of electric coupler component of the present utility model shown in Fig. 6-12, is comprised of plug and socket, and wherein plug and socket is separately take front end as inserted terminal.

But the structure of plug is identical with the structure of the embodiment 1 of the electric connector of above-mentioned crimping cable, shown in Fig. 6-10, the plug casing that comprises insulation, plug casing is fastened by cover plate 31 and base 32 and forms, cover plate 31 and base 32 when fastening at first by being located at the snap close fastening between the two, the structure of snap close and operation principle are prior art, it will not go into details herein, cover plate and base are further fixing by screw 33 again after the preliminary locking of snap close, be provided with the tongue 34 that extends forward in front end separately on cover plate 31 and the base 32, be fixedly installed respectively conducting strip 35 on the tongue on cover plate 31 and the base 32, the right setting of two conducting strip one the first from left, the front end place of conducting strip 35, the part that namely is positioned on the corresponding tongue is provided with conductive strips 35-1, the contact site that conductive strips 35-1 extends and have bent ridge between the rear and front end along fore-and-aft direction, contact site are used for contacting with the contact of socket when this electric connector is pegged graft with socket, thereby finish the conveying of electric energy; The contact site that wherein is positioned at the conductive strips on the tongue of cover plate 31 front ends is protuberance upwards, the conductive strips that are positioned on the tongue of base swell downwards, be respectively equipped with the guide vane end stop 36 for the amount of elastic deformation that limits corresponding conductive strips on the tongue 34, guide vane end stop 36 deviates from distance between a side and the tongue of tongue at its place less than the top of the contact site of corresponding conducting strip and the distance between the tongue, thereby can be on the one hand provide certain space for the elastic deformation of conductive strips, the deformation quantity that is unlikely to again on the other hand conductive strips is excessive and can't reset, during design, so that the guide vane end stop on two tongues deviate from its separately the distance L between the side of the tongue at place equal the size of grafting passage on respective direction of socket, thereby can be so that guide vane end stop 36 plays the effect of supporting fully, needn't bring the location to prevent at above-below direction relative displacement occuring between this electric connector and the socket by conduction again, make conductive strips as the conductive component of sole duty, except with the contact of socket between contact the pretightning force, do not bear other any power, this has also slowed down the damage of conductive strips from another point of view; The rear end of conducting strip 35 extends back and enters between the cover plate 31 and base 32 of plug casing, the conducting strip 35 just cover plate by plug casing and the extruding between the base is fixed, meanwhile, in order to prevent that conducting strip 15 from play occuring in plug casing, also be respectively equipped with locating piece 37 on the tongue, in the present embodiment, locating piece 37 on each tongue all has two, two locating pieces on each tongue lay respectively at the left and right sides of the conducting strip on this tongue and join with the groove card that is located on the conducting strip, in addition, the rear end of conducting strip 35 is respectively equipped with line ball cover 38, line ball cover 38 is used for the crimping cable, in use occasion, can at first become flexible screw 33 cover plate is separated with base, then compress corresponding wire by described line ball cover 38 and can finish wiring, be suitable for field connection and convenient to operation.The downside of plug casing, the outer surface that is base is provided with an elasticity wall 39 and is provided with bullet pawl 40 by this elasticity wall 39, elasticity wall 39 is located at the position between the rear and front end that plays pawl 40, its front end overhangs and has a claw 40-1 to the front end of plug casing, the claw that plays pawl is made of near the projection on the side of plug casing it, the angle that has 90 ° between the correspondence position of the upper side of the trailing flank of this projection (being claw) and bullet pawl, be that claw does not form the hangnail structure, this is so that be unlikely to and can't separate when playing pawl with the socket clamping, the leading flank of claw 40-1 and be provided with guide surface 40-2, this guide surface is acclivitous inclined-plane gradually from front to back, and guide surface 40-2 is used for that the counter structure on the socket is guided to the claw that plays pawl and is caught to play pawl; Also be provided with the plug casing limited post 41 of the decrement when drawing close to plug casing for the front end that limit to play pawl on the plug casing, plug casing limited post 41 can limit when playing the drawing close to plug casing of pawl and the minimum distance between the plug casing, because plug casing is controlled in the meeting of operator's general custom when controlling the grafting of electric connector and socket, the plug casing limited post can prevent from playing the pawl compression when operating personnel pinch the front end that plays pawl excessive and cause " tangling " socket, prevents from locking the generation of failed situation; The rear end that plays pawl 40 has the press section of Gong pressing and is provided with bullet pawl limited post 42 in the press section near a side of plug casing, play pawl limited post 42 be used for limiting play pawl the rear end when drawing close to plug casing and the minimum range between the plug casing, broken off with the fingers and thumb disconnected to prevent elasticity wall excessive deformation.When pegging graft with socket, can control the rear end of plug casing, the top of the counter structure of bullet pawl on socket is depressed automatically and is opened, and after grafting puts in place, then is overlapped on the socket the two locking by its claw, when separating with socket, can pinch the rear end that plays pawl, thereby so that the bending of elasticity wall generation elasticity forces the bullet pawl to open, thereby finish release, only need drop backward plug casing and then can realize and the separating of socket this moment.

The structure of socket is shown in Figure 11-12, the Socket casing 51 that comprises insulation, Socket casing 51 be provided with for the bridging arrangement that plays the pawl card and join, in the present embodiment, bridging arrangement is the protuberance 51-1 that is located on the Socket casing downside, this protuberance 51-1 protuberance is provided with on the fore-and-aft direction of Socket casing 51 from front to back downward-sloping gradually protuberance guide surface 51-2 near a side of the front end of Socket casing 51, and the effect that acts on the claw guide surface of protuberance guide surface is identical, and it will not go into details herein; Be provided with the grafting passage that inserts for the conducting strip of plug and tongue in the Socket casing and be provided with socket contact 52 in the grafting passage, socket contact 52 adopts copper coins, thereby can transmit large electric current, specifically can reach 150A.

In other embodiment of electric coupler component of the present utility model, the quantity of the conducting strip of the plug among the embodiment 1 of above-mentioned large electric coupler component is all can more than one, when the quantity of conducting strip is two when above, the contact site of one conductive strips in the two adjacent conducting strips is raised up, the contact site of another conductive strips is to lower convexity, can make like this stressed even of this electric connector, plug soft.

Claims (10)

1. but the electric connector of crimping cable, it is characterized in that, comprise housing and conducting strip, housing is take front end as inserted terminal, conducting strip is provided with the conductive strips that extend along fore-and-aft direction, the contact site with the contact electrical contact of intermateable connector of being used for that has bent ridge between the rear and front end of conductive strips, the front end of described housing is provided with for the tongue of pegging graft with intermateable connector, described conducting strip is installed on the corresponding tongue, tongue is provided with the guide vane end stop of the amount of elastic deformation when limiting corresponding conductive strips and peg graft with intermateable connector, and the guide vane end stop on the described tongue and conductive strips on being located at this tongue swell the identical and guide vane end stop of direction and deviate from a side of corresponding tongue and the distance between the tongue less than the distance between the top of contact site and the corresponding tongue; Described housing is fastened up and down by base and cover plate and forms, in base and the cover plate at least one is provided with described tongue, described conducting strip is press-fited between the base and cover plate that is fixed on housing, and the rear end of conducting strip has the line ball cover, and the line ball cover is located between the base plate and cover plate of housing.

2. but the electric connector of crimping cable according to claim 1 is characterized in that, is provided with for the snap close that the two is stuck between the cover plate of described housing and the base.

3. but the electric connector of crimping cable according to claim 1 is characterized in that, described housing is provided be used to the locating piece that prevents the conducting strip play.

4. but the electric connector of crimping cable according to claim 1, it is characterized in that, housing is provided with the bullet pawl, described bullet pawl is installed on the housing by the elasticity wall that is located between its two ends, the front end that plays pawl overhangs forward and has for the claw of joining with the intermateable connector card, and described claw plays pawl and consists of near the projection on the side of housing by being located at; The rear end that plays pawl has for pressing so that the press section that front end opens.

5. but the electric connector of each described crimping cable according to claim 1-4, it is characterized in that, described conducting strip has at least two, and the contact site of one conductive strips in the two adjacent conducting strips raises up, and the contact site of another conductive strips is to lower convexity.

6. electric coupler component, consisted of by the plug and socket take front end as inserted terminal separately, plug comprises plug casing and plug contact, socket comprises Socket casing, Socket casing has the grafting passage that inserts for plug and be provided with the socket contact in the grafting passage, it is characterized in that, the plug contact is conducting strip, conducting strip is provided with the conductive strips that extend along fore-and-aft direction, the contact site with socket contact electrical contact of being used for that has bent ridge between the rear and front end of conductive strips, the front end of described plug casing is provided with for the tongue of pegging graft with socket, conducting strip is installed on the corresponding tongue, tongue is provided with the guide vane end stop of the amount of elastic deformation when limiting corresponding conductive strips and peg graft with socket, and the guide vane end stop on the described tongue and conductive strips on being located at this tongue swell the identical and guide vane end stop of direction and deviate from a side of corresponding tongue and the distance between the tongue less than the distance between the top of contact site and the corresponding tongue; Described plug casing is fastened up and down by base and cover plate and forms, in base and the cover plate at least one is provided with described tongue, described conducting strip is press-fited between the base and cover plate that is fixed on plug casing, the rear end of conducting strip has the line ball cover, and the line ball cover is located between the base plate and cover plate of plug casing.

7. electric coupler component according to claim 6 is characterized in that, is provided with for the snap close that the two is stuck between the cover plate of described plug casing and the base.

8. electric coupler component according to claim 6 is characterized in that, institute's plug casing is provided be used to the locating piece that prevents the conducting strip play.

9. electric coupler component according to claim 6, it is characterized in that, plug casing is provided with the bullet pawl, described bullet pawl is installed on the plug casing by the elasticity wall that is located between its two ends, the front end that plays pawl overhangs forward and has for the claw of joining with the socket card, and described claw plays pawl and consists of near the projection on the side of plug casing by being located at; The rear end that plays pawl has for pressing so that the press section that front end opens.

10. each described electric coupler component is characterized in that according to claim 6-9, and described conducting strip has at least two, and the contact site of one conductive strips in the two adjacent conducting strips raises up, and the contact site of another conductive strips is to lower convexity.

Images