CN100367566C - Connector - Google Patents

Abstract

The present invention relates to a connector, which is used for contacting the end of a conducting wire without removing a sheath and an insulating layer axially. The conducting wire is provided with the insulating layer (4) of the conducting wire and a core wire (5) with one or more cores; the connector is provided with a contact device (1) and supporting seat pieces (7), (28) and (35), wherein the contact device (1) is provided with a contact piece composed of a connecting pin (9) for contacting the core wire (5); the contact device is arranged on the supporting seat pieces (7), (28) and (35), and two mutually opposite conveying and interlocking levers (12) and (13) are arranged on the supporting seat pieces (7), (28) and (35). With the aid of the levers, the conducting wire is clamped and surrounded by two mutually opposite side faces, and the conducting wire is guided to and locked on the contact device (1) on a contact position.

Description

Jockey

Technical field

The present invention relates to a kind of jockey.

Background technology

For example, a kind of such contact device is disclosed in DE-A-3020990.Wherein arrange conveying two axial misorientations, separate and linking lever on seat member, these levers are designed for each conductor wire end of contact respectively, with these conductor wire end by opposite axially directed to seat member.From this piece document, can also know, make a plurality of contact devices of forming by a metallic plate, make a plurality of leads of cable contact with a plurality of contact devices that are connected conductively mutually jointly.

Summary of the invention

On the contrary, the objective of the invention is, the contact that can improve when handling jockey easily between lead and the contact device connects.

The present invention achieves this end by following content.

By jockey of the present invention, be used for axially contacting sheath and the wire termination that do not remove insulating barrier of not removing of a lead, this lead has the heart yearn of a wire insulation and single core or multicore, described jockey has: a) contact device, it has a contact that is made of connecting pin, and this contact is used to contact heart yearn; B) seat member, contact device is arranged on this seat member; It is characterized in that: c) two mutual opposed conveyings and linking lever are arranged on the seat member, by this conveying and linking lever, described lead can clamp ground by two mutual opposed sides and surround, and this lead can be directed on the contact device and may be locked on the contact position on this contact device.

Therewith adaptably, two mutual opposed conveyings and linking lever are set on seat member, by this lever, in the simplest mode, surround multicore cable by two mutual opposed sides with clamping, this multicore cable is directed on the contact device, and is locking it on the contact position on this contact device.By the leverage of two conveyings and linking lever, can shift cable end on the contact device onto equably with bigger power.Also advantageously, two levers are not just realized directly conveying when motion, and as touch and realize interlock on the position simultaneously, so that lead is locked on the jockey.

Preferably, a plurality of independent contact devices are distributed on the seat member like this, make that the position distribution on seat member is consistent with the position distribution of a plurality of leads of the multicore cable with cable sheathing, therefore can contact a plurality of leads of the end of not removing sheath of multicore cable simultaneously.

By this method, the scope of application of jockey with axial contact of acupuncture shape contact expands in the contact application of multicore cable in simple mode.At this, the jockey that this expense is lower is suitable for the multicore cable of different types with this particular form, for example be suitable for many leads and be listed in one row in flat cable, perhaps be suitable for round cable, perhaps be suitable for having other multicore cable of the arrangement of conductors on any space.

Particularly preferably be, the guide-localization instrument on the seat member guarantees all the time that in simple mode multicore cable correctly is positioned on the jockey.Multicore cable is provided with guide locating device provided accordingly, preferably, is provided with corresponding forming part or groove, otch or the like, they on jockey with corresponding guide locating device provided acting in conjunction.

Another preferably, also is that the embodiment that can separately consider has interlocking and/or contact spring with plain mode, is used for interlocking jockey on multicore cable and/or improving contact force, makes contact contact wire by this spring.

Preferably, jockey comprises a single-piece or many s' annular element, this annular element externally surrounds multicore cable on the circumference, this annular element axially immovably is fixed on the multicore cable, make axially that cut cable stretches out from annular element freely, in addition, seat member constitutes socket-shaped, thereby the free end of flat cable can be inserted in the seat member, so that contact this contact device there.

Other favourable structure can draw in the description below it.

Description of drawings

Following with reference to accompanying drawing, by embodiment the present invention is described in further detail.Wherein:

Fig. 1-the 8th is used for the different perspective views and the modification of the jockey that does not go to the end of insulating of flat or round cable, and wherein part represents that this jockey is on the different operating position under its unaccessed state and under the state of connecting.

Embodiment

Fig. 1 shows the different views and the service position of first jockey of the cable end piece that is used for flat cable.

Jockey by Fig. 1 a has seat member 7, is provided with a plurality of contact devices 1 cable end, that in one plane arrange in parallel to each other that are used for multicore cable on this seat member, and this multicore cable constitutes flat cable 2 here.Fig. 2 shows the execution mode of round cable.Any otherwise formed multicore cable (for example triangle or square or have the flat cable of lead overlapping in a plurality of planes 3) also it is contemplated that, but does not here illustrate.

The flat cable 2 of Fig. 1 has a plurality of leads of arranging in parallel to each other 3 in a plane, these leads 3 have the heart yearn 5 of wire insulation 4 and single core or multicore separately, and lead 3 is embedded in the cable sheathing 6.

The axial motion mutually relatively along axially the contacting of multicore cable 2 time of contact device 1 and/or multicore cable 2 to be contacted, wherein, contact device 1 is shifted onto on the multicore cable 2, and/or multicore cable 2 shifted onto on the contact device 1, so in the axial end portion of the lead 3 of contact device 1 under thrusting separately and contact the heart yearn 5 of single core or multicore.

Seat member 7 comprises base plate 8 here, this base plate is arranged perpendicular to the lead direction of insertion, five in one plane or the row aciculiform or the acupuncture shape contact element 1 that are arranged in juxtaposition pass this base plate 8, wherein contact element forms acupuncture shape contact pilotage towards these ends of multicore cable 2, and base plate 8 is passed in the opposite end of contact 1, and as bending in end regions, the connecting pin 9 (Fig. 1 c) that has contact pilotage, the lead that straight line is drawn can be connected on these contact pilotages, and/or their also can directly link to each other with printed circuit board (PCB) (here not illustrating) for example.

According to Fig. 1, use a kind of modification of the cheap especially and acupuncture shape contact that is easy to realize, be used for the wire termination that insulating barrier is not removed in axial contact, this wire termination is the cable part with cable sheathing.But other embodiment that does not here illustrate also is possible (for example, flat and/or criss-cross and/or be provided with and/or be formed with contact blade and/or sleeve pipe, acupuncture shape).Seem it also is particularly advantageous from following examples: wherein, heart yearn 5 surrounds (not illustrating) here by sleeve pipe, and/or surrounds (also not illustrating) here by spring enhancing and/or self flexible contact 1.

Seat member 7 also has two bridges 10,11, these two bridges vertically stretch out along the direction of the multicore cable 2 that is inserted into from base plate 8, and arrange in parallel to each other, on these bridges or between, two conveyings and linking lever 12 are hinged in the end region in front that penetrates contact or contact element 1.On two remaining open side, surround the space that is used to put into flat cable 2 at other the bridge 23,24 between the bridge 10,11, and formed an insertion opening that is complementary with the multicore cable cross section like this (a) referring to Fig. 3.

Carry and linking lever 12,13 has a roll forming part 14 separately, roll forming part 14 has a surface characteristic respectively, promptly allow to be inserted into two roll formings partly between the cable end of (Fig. 1 b) along the direction of contact 1 travel forward (Fig. 1 c).Therefore roll forming part 14 is furnished with many rows' tooth 15 separately, at cable end when insert the outside, these teeth are being pressed in the cable sheathing 6 on the mutual opposed side separately, then, when two operation parts 16 were further rotated, these teeth 15 drove multicore cables 2, and by a corresponding size, by defeating on contact 1 that leverage produced, make contact device 1 along axially entering into cable end, and contact (single core or multicore) heart yearn 5 there.

Produced a special advantage of this device by following method: by contacting cut cable with linking lever 12,13 centripetal forces that produced by two conveyings, and prevent that by the interlocking device that is integrated in conveying-linking lever 12,13 cable end from by mistake being pulled down, realize that by the groove on bridge 10,11 opposed facing sidewalls 17 operation part 16 is anchored to (Fig. 1 e) in these bridges at its end position here.

Realize reliably and the fast contact of cable end with device simple in structure by jockey.At this preferably, seat member 7 and/or multicore cable 2 are furnished with such device: the cable end polarization (Polarisieren) that this device can allow to be inserted into is a guide-localization.

Therefore, the flat cable 2 of Fig. 1 can form differently on two short longitudinal sides, perhaps be formed in the wall 18,19, promptly, one in two shorter ends for example be circular, and another forms and scabbles, and the opposed facing wall of these bridges 10,11 forms similar or corresponding circle and scabbles, thereby guarantee that when cooperating pancake cable 2 carries out guide-localization, perhaps avoid faulty operation (vide infra) with jockey.

Fig. 2 show one with the similar device of Fig. 1, this device be used for connecting round cable 2 with many leads 3 ', these leads 3 are embedded in the cable sheathing 6.

According to Fig. 2, guarantee guide-localization by protuberance 20, this protuberance stretches out from base plate 8, and is designed for being engaged in the axial groove 21 of round cable 2 excircles.In addition, the structure of jockey is consistent with the structure of Fig. 1 basically, and here, tooth 15 slenderly forms knife-edge, the structure of bridge and conveying-and the profile phase of linking lever and round cable 2 mate.Therefore, be divided into two bridges in the bridge 10,11 respectively, base plate 8 can selectively be furnished with seal.Preferably, guide-localization is by having another guide locating device provided replenishing of groove and spring (not illustrating) here, so that eliminate misoperation more reliably under the situation of round cable.

The embodiment of Fig. 3 is consistent with Fig. 1 as much as possible, but, extra here buckle arm 22 is formed on conveying and the linking lever, to block the corresponding other conveying and the back of linking lever, and these buckle arms 22 block the corresponding other conveying and the back of linking lever under situation about connecting, and guarantee that in simple mode multicore cable 2 is locked at the function that tension force is removed in contact condition and/or assurance especially reliably.

Fig. 4 shows such possibility, and jockey selectively is furnished with seal cover 25, and the sealing lid is arranged between cable sheathing 6 and the base plate 8, and base plate 8 is provided with jack connected in star 38, guarantees to prevent moisture and/or dust by sealing lid 25.In case of necessity, between cable pipe box 6 and base plate, arrange seal 36,37, especially can arrange sealing ring.

Be characterised in that according to another of the embodiment of Fig. 4 locking member forms the top dead-centre locking member.This is here realized by following these: one of them roll forming part 14 has horizontal, an eccentric extension 40 (off-centre), and this extension arrives upper dead center position when contact condition.

Fig. 5 to 7 does not carry and linking lever, but has interlocking spring 26, and this interlocking spring 26 is applied to pressure behind the spring on the contact point of contact 1, the contact terminal is remained on enduringly the size of defined.

Wherein, jockey according to Fig. 5 comprises a multicore cable, here be the annular elements 27 single-piece or many that surround the exterior periphery of flat cable 2, this annular element 27 is along axially immovably being fixed on the flat cable 2, makes to have only axially freely cable end to stretch from annular element 27.

Jockey also comprises a seat member 28, and here, this seat member 28 forms socket-shaped, and therefore, the free end of flat cable 2 can be inserted in the seat member 28, so that contact this contact device 1 there.

According to Fig. 5 and 6, two steel wires or hook-type spring 30 are as interlocking spring 26, these steel wires or hook-type spring 30 are fixed on the annular element, and be used for blocking from behind the side protuberance 29 of seat member 28, these protuberances 29 form wedge shape along direction of insertion, thereby are more prone to push to hook-type spring 26.

A similar scheme realizes that by some flat springs 31 these flat springs 31 block breach from behind, and these breach are used for the anti-protuberance 32,33 that blocks on annular element 27 and the seat member 28.A plurality of that extend vertically, selectable sealings and guiding bridge 39 are used for guaranteeing the distortion (Fig. 7) that seals.

According to Fig. 8, the contact 1 that here is formed from strip steel constitutes (Z-shaped) of angle steel shape, wherein in the promptly shorter supporting leg of contact, promptly the top supporting leg forms puncture tip, and Z-shaped end supporting leg passes seat member 35 as connecting pin 9 in its end regions.Therefore, elastic caoutchouc spare 34 as elastic support is arranged between diagonal angle supporting leg and the seat member 35, this rubber parts 34 is applied to contact 1 to a definite elastic force, improving contact force, and produces the elastic pressure of a balance tolerance clearance by its elastic pressure on contact point.

List of numerals

1 contact device, 34 elastic caoutchouc spares

2 flat cables, 35 seat member

3 leads, 36,37 seals

4 wire insulations, 38 grooves

35 39 sealings of 5 heart yearns and guiding bridge

6 cable sheathings, 40 extensions

7 seat member

8 base plates

9 have the connecting pin of contact pilotage

10,11 bridges

12,13 carry and linking lever

14 roll forming parts

15 teeth

16 operation parts

17 grooves

18,19 longitudinal sides

20 protuberances

21 axial grooves

22 buckle arms

23,24 bridges

25 seal covers

26 interlocking springs

27 annular elements

28 seat member

29 protuberances

30 steel wires or hook-type spring

31 flat springs

32,33 protuberances

Claims (17)

1. a jockey is used for axially contacting sheath and the wire termination that do not remove insulating barrier of not removing of a lead, and this lead has the heart yearn (5) of a wire insulation (4) and single core or multicore, and described jockey has:

A) contact device (1), it has a contact that is made of connecting pin (9), and this contact is used to contact heart yearn (5);

B) seat member (7,28,35), contact device is arranged on this seat member;

It is characterized in that:

C) two mutual opposed conveyings and linking lever (12,13) are arranged on the seat member (7,28,35), by this conveying and linking lever, described lead can clamp ground by two mutual opposed sides and surround, and this lead can be directed to contact device (1) and go up and may be locked on the contact position on this contact device.

2. jockey as claimed in claim 1, it is characterized in that, a plurality of independent contact devices are distributed on the seat member (7,28,35) like this, it is consistent to make that the position distribution of contact device on seat member and has the position distribution of a plurality of leads of multicore cable (2) of a cable sheathing, so that can contact a plurality of leads of the end of not removing sheath of multicore cable (2) simultaneously.

3. jockey as claimed in claim 1 or 2 is characterized in that, the guide-localization instrument is set on seat member, can correctly be positioned on the jockey to guarantee multicore cable.

4. jockey as claimed in claim 1 or 2 is characterized in that, seat member (7) has a base plate (8) that is arranged to perpendicular to the lead direction of insertion, and wherein contact (1) passes this base plate.

5. jockey as claimed in claim 1 or 2 is characterized in that, the end towards multicore cable (2) of contact (1) forms acupuncture shape contact pilotage, and base plate (8) is passed in the other end of contact (1), and as connecting pin (9).

6. jockey as claimed in claim 4, it is characterized in that, seat member (7) has bridge (10,11), bridge vertically stretches out from base plate (8) along the direction of the multicore cable that is inserted into (2), and described two conveyings and linking lever (12,13) are hinged on this bridge in the end region in front of acupuncture shape contact or contact (1).

7. jockey as claimed in claim 2 is characterized in that, described conveying and linking lever (12,13) have roll forming part (14) and an operation part (16) separately.

8. jockey as claimed in claim 7 is characterized in that, roll forming part (14) has such surface characteristic separately: allows one to be inserted into the cable ends of two roll formings between partly and to move towards the direction of contact (1).

9. jockey as claimed in claim 7, it is characterized in that, roll forming part (14) is provided with tooth (15) separately, at cable end when insert the outside, these teeth are pressed in the cable sheathing (6) on each comfortable mutual opposed side, further during deflection, these teeth drive multicore cable (2) towards the direction of contact device (1) in described two operation parts (16).

10. jockey as claimed in claim 1 or 2 is characterized in that, goes up formation buckle arm (22) in conveying and linking lever (12,13), is used for blocking from behind separately other corresponding conveying and linking lever (12,13).

11. jockey as claimed in claim 2 is characterized in that, has a seal cover (25) to be positioned between cable sheathing (6) and the seat member (7).

12. jockey as claimed in claim 1 or 2 is characterized in that, conveying and linking lever (12,13) have a kind of eccentric moulding, to realize a kind of top dead-centre locking.

13. jockey as claimed in claim 1 or 2 is characterized in that, a contact spring (26) is arranged, and is used for being locked in jockey on the multicore cable and/or improving contact force, makes contact contact wire (3) by this spring.

14. jockey as claimed in claim 13, it is characterized in that, jockey comprises a single-piece or many s' annular element (27), this annular element externally surrounds multicore cable (2) on the circumference, this annular element axially immovably is fixed on the multicore cable (2), make that axially cable end stretches out freely from annular element (27), and, seat member (28) forms socket-shaped, thereby the free end of multicore cable (2) can be inserted in the seat member (28), so that contact this contact device (1) there.

15. jockey as claimed in claim 14 is characterized in that, interlocking spring (26) constitutes steel wire or hook-type spring (30), and this steel wire or hook-type spring (30) flexibly interconnect annular element (27) and seat member (28) under the state of connecting.

16. jockey as claimed in claim 14 is characterized in that, interlocking spring (26) constitutes flat spring (31), and this flat spring flexibly interconnects annular element (27) and seat member (28) under the state of connecting.

17. jockey as claimed in claim 1 or 2 is characterized in that, some rubber parts (34) affact on the angle steel shape contact of contact device as elastic support, and these rubber parts maintain contact force.

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