CN208939552U - A kind of threading high-tension connector - Google Patents

Abstract

The utility model provides a kind of threading high-tension connector, makes the connector screening shell of affixed cable only need once to complete to connect with device mask interface, circumferentially closed, connection reliability is high, shield effectiveness is good.It includes shielding case, interstage sleeve, crimp rings, shell, rear cover, shielding case includes axial ring set, the axial rings set is for being set with the end wire stripping part of cable, and the shielded layer setting of the inner end fitting cable of the axial ring set, the outer end circumferential surface of axial ring set is provided with several elastic contact blades, all elastic contact blades combine the ring structure to form intermittent arrangement, the peripheral edge portion of the elastic contact blade holds force by elastic force axially outward, the interstage sleeve is set in the outer end of the axial ring set, the outer end face press fitting of the interstage sleeve is arranged in the inner face of the elastic contact blade, crimp rings one end is tightly placed in one end outer peripheral surface domain far from the elastic contact blade of the axial ring set, the other end of the crimp rings is tightly placed in the correspondence outer peripheral surface of the cable.

Description

A kind of threading high-tension connector

Technical field

The utility model relates to the technical field of connector construction, specially a kind of threading high-tension connector.

Background technique

Threading high-tension connector is that a kind of motor for being mainly used in electric car or full-sized car, PDU, BDU etc. are electrically connected Equipment is connect, transmission high current takes into account electromagnetic shielding performance, product that is high voltage cable is external and realizing electromagnetic shielding.It is existing Structure, which after the end setting shielding case of high voltage cable, will need entire threading high-tension connector being secured to device mask, to be connect Mouthful, centre will be attached by elastic element between shielding case and device mask interface, make threading high-tension connector screen Secondary connection need to be needed by connecting the functionality connection that just can ensure that with device mask interface twice by covering shell；Or shielding case Electromagnetic leakage is also easy to produce and circumferentially there is gap in axle sleeve；Therefore connection reliability and shield effectiveness are bad.

This patent is integrally formed with elastic element in shielding case, only by once contacting the i.e. company of realization between shielding interface It connecing, reduces primary contact link, shielding case axle sleeve is circumferentially 360 ° totally enclosed, it can reduce electromagnetic leakage, so improve Connection reliability and shield effectiveness.

Summary of the invention

In view of the above-mentioned problems, the utility model provides a kind of threading high-tension connector, make the connection of affixed cable Device shielding case, which only needs once to connect, to be completed to connect with device mask interface, and axle sleeve is circumferentially totally-enclosed, connection reliability height, Shield effectiveness is good.

A kind of threading high-tension connector, it is characterised in that: it includes shielding case, interstage sleeve, crimp rings, shell, rear cover, described Shielding case includes axial ring set, the axial rings set for be set with cable end wire stripping part and the axial ring set it is interior The shielded layer setting of end fitting cable, the outer end circumferential surface of the axial direction ring set are provided with several elastic contact blades, all elasticity touchings Piece combines the ring structure to form intermittent arrangement, and the peripheral edge portion of the elastic contact blade holds force by elastic force axially outward, The interstage sleeve is set in the outer end of the axial ring set, and the outer end face of the interstage sleeve is pressed in the inner face cloth of the elastic contact blade It sets, described crimp rings one end is tightly placed in one end outer peripheral surface domain far from the elastic contact blade of the axial ring set, the crimping The other end of ring is tightly placed in the correspondence outer peripheral surface of the cable, and the crimp rings press the axial ring set, the corresponding length of cable Region is spent, the shell includes at least one seal sleeve, one group of fastener receptacles, and each seal sleeve corresponds to One is arranged that the front of each seal sleeve is plugged in the intermediate seal gap of the corresponding interstage sleeve to connection cables Interior, the middle section of each seal sleeve is set in the outer ring surface of the crimp rings, and the rear end cover of the seal sleeve is equipped with The rear cover is disposed with seal between the outer ring surface of the cable of the rear end inner wall and corresponding region of the seal sleeve, described close The rear end of envelope body is mounted on the lid dress front bulkhead of the rear cover, and the fastener receptacles pass through fastener and device mask interface Correspondence mounting hole be fastenedly connected, the cable through hole of the device mask interface includes interior end shield mounting hole, outer end conductor Through hole, the elastic contact blade are limited in the stop dog position between the interior end shield mounting hole, outer end conductor through hole, and every The peripheral edge portion of the elastic contact blade is mounted on the inner face of the stop dog position.

It is further characterized by:

The aperture of the outer end conductor through hole is less than the interior end shield mounting hole, and the conductor of the cable exposes to institute Outer end conductor through hole is stated, the elastic contact blade combines the outer diameter for the ring structure to form intermittent arrangement no more than the inner end screen The aperture of mounting hole is covered, the outer diameter that the elastic contact blade combines the ring structure to form intermittent arrangement is greater than the outer end conductor and passes through Perforation；

The interstage sleeve includes inner ring, outer ring, connection ring, and the outer ring connects the inner ring, the inner ring by connection ring It is tightly placed in the outer wall of the corresponding position of the axial ring set, the axial space face domain part of the connection ring is specially between intermediate seal Gap, the front end of the seal sleeve be plugged in the intermediate seal gap, the seal sleeve front end inner wall be close to described in Interior ring outer wall, outer wall are close to the inner wall arrangement of the outer ring；

The outer end face of the main part of the shell is close to the inner face arrangement of the device mask interface, the sealing shroud The front end of cylinder is path part, stretches in the interior end shield mounting hole in the front end of the seal sleeve, the seal sleeve Front end is set with sealing ring far from one end of the interstage sleeve, and the interior of the interior end shield mounting hole is close in the periphery of the sealing ring Wall, it is ensured that the sealing performance of cable part, while the interstage sleeve parting seal circle and elastic contact blade, it is ensured that respective working performance is not It will receive influence；

The sealing ring is specially O-ring or the sealing element with wave crest；

The rear end anchor ring of the seal sleeve is provided with the convex lock in side, and the locking loop section of the rear cover corresponds to the side The position of convex lock is provided with lock mounting groove, and the rear cover is axially pushed into so that the side is convex to be fastened on the lock peace Tankage, so that rear cover and the shell is quick for installation reliable；

Corresponding supporting element is provided in the fastener receptacles, fastener is fixed in after the centre bore of supporting element The correspondence mounting hole of device mask interface, it is ensured that be fastenedly connected reliable；

The crimp rings tightly suppress the axial ring set by way of crimping or welding, ensure axial ring set and cable It is fastenedly connected, while ensuring that the connection of axial ring set and shielded layer is reliable；

The cable is connected with terminal after running through the outer end conductor mounting holes, and the terminal connects for connecting electric current transmission Mouthful.

After adopting the above technical scheme, the shielding case of connector is fixed in cable by retaining ring, crimp rings, shell, simultaneously Rear cover is packaged in the rear end face of seal sleeve, shielding case is positioned at interior end shield mounting hole later, so that elastic contact blade Peripheral edge portion is mounted on the inner face of stop dog position, and shell is fixed in the corresponding of device mask interface by fastener later and is pacified Hole is filled, making the connector screening shell of affixed cable only need once to connect can be circumferential close with the completion of device mask interface Envelope, connection reliability is high, shield effectiveness is good.

Detailed description of the invention

Fig. 1 is the three-dimensional figure structure schematic representation (eliminating equipment shielding interface) of the utility model；

Fig. 2 is schematic diagram of main cross-sectional structure of the utility model；

Title corresponding to serial number is as follows in figure:

Shielding case 1, elastic contact blade 102, interstage sleeve 2, intermediate seal gap 21, inner ring 22, outer ring 23, connects axial ring set 101 Connect ring 24, crimp rings 3, shell 4, seal sleeve 41, path part 411, the convex lock 412 in side, stop dog position 413, fastener peace Fill hole 42, main part 43, rear cover 5, locking loop section 51, lock mounting groove 511, cable 6, shielded layer 61, conductor 62, sealing Body 7, fastener 8, device mask interface 9, cable through hole 10, interior end shield mounting hole 11, outer end conductor through hole 12, sealing Enclose 13, supporting element 14, terminal 15.

Specific embodiment

A kind of threading high-tension connector, is shown in Fig. 1, Fig. 2: it includes shielding case 1, interstage sleeve 2, crimp rings 3, shell 4, rear cover 5, Shielding case 1 includes axial ring set 101, and axial ring set 101 is used to be set with the end wire stripping part of cable 6 and axial ring set 101 The shielded layer 61 that inner end is bonded cable is arranged, and the outer end circumferential surface of axial ring set 101 is provided with several elastic contact blades 102, all Elastic contact blade 102 combines the ring structure for forming intermittent arrangement, and the peripheral edge portion of elastic contact blade 102 passes through elastic force axially outward End force, interstage sleeve 2 are set in the outer end of axial ring set 10, and the outer end face of interstage sleeve 2 is pressed in the inner face cloth of elastic contact blade 102 Set, 3 one end of crimp rings is tightly placed in one end outer peripheral surface domain of the separate elastic contact blade 102 of axial ring set 101, crimp rings 3 it is another End is tightly placed in the correspondence outer peripheral surface of cable 6, and crimp rings 3 press axial ring set 101, the corresponding length areas of cable 6, and shell 4 wraps 41, one groups of fastener receptacles 42 of at least one seal sleeve are included, each seal sleeve 41 corresponds to one to connection cables 6 Arrangement, the front of each seal sleeve 41 are plugged in the intermediate seal gap 21 of corresponding interstage sleeve 2, each seal sleeve 41 Middle section is set in the outer ring surface of crimp rings 3, and the rear end cover of seal sleeve 41 is equipped with rear cover 5, the rear end inner wall of seal sleeve 41 Seal 7 is disposed between the outer ring surface of the cable 6 of corresponding region, the rear end of seal 7 is mounted on the lid dress front end of rear cover 5 Wall, fastener receptacles 42 are fastenedly connected by the correspondence mounting hole of fastener 8 and device mask interface 9, device mask interface 9 Cable through hole 10 include interior end shield mounting hole 11, outer end conductor through hole 12, the aperture of outer end conductor through hole 12 is small In interior end shield mounting hole 11, the conductor 62 of cable 6 exposes to outer end conductor through hole 12, between the combination of elastic contact blade 102 is formed The outer diameter of the ring structure of disconnected arrangement is not more than the aperture of interior end shield mounting hole 11, and the combination of elastic contact blade 102 forms interruption cloth The outer diameter for the ring structure set is greater than outer end conductor through hole 12, and elastic contact blade 102 is limited in interior end shield mounting hole 11, outer end Stop dog position 413 between conductor through hole 12, the peripheral edge portion of every elastic contact blade 102 are mounted on the interior of stop dog position 413 End face.

Interstage sleeve 2 includes inner ring 22, outer ring 23, connection ring 24, and outer ring 23 connects inner ring 22 by connection ring 24, and inner ring 23 is tight It is placed on the outer wall of the corresponding position of axial ring set 101, the axial space face domain part of connection ring 24 is specially intermediate seal gap 21, The front end of seal sleeve 41 is plugged in intermediate seal gap 21, the inner wall of front end of seal sleeve 41 is close to 22 outer wall of inner ring, outer Wall is close to the inner wall arrangement of outer ring 23；

The inner face that the outer end face of the main part 43 of shell 4 is close to device mask interface 9 is arranged, before seal sleeve 41 End is path part 411, interior end shield mounting hole 11 is stretched in the front end of seal sleeve 41, the front end of seal sleeve 41 is far from gear One end of set 2 is set with sealing ring 13, and the inner wall of interior end shield mounting hole 11 is close in the periphery of sealing ring 13, it is ensured that cable part Sealing performance, while 2 parting seal circle 13 of interstage sleeve and elastic contact blade 102, it is ensured that respective working performance is unaffected；

Sealing ring 13 is specially O-ring or the sealing element with wave crest；

The rear end anchor ring of seal sleeve 41 is provided with the convex lock 412 in side, and the locking loop section 51 of rear cover 5 corresponds to the convex lock in side The position of button 412 is provided with lock mounting groove 511, and the axial push-in of rear cover 5 is so that the convex lock 412 in side is fastened on lock mounting groove 511, so that rear cover 5 and shell 4 is quick for installation reliable；

Corresponding supporting element 14 is provided in fastener receptacles 42, fastener 8 is solid after the centre bore of supporting element 14 It is connected to the correspondence mounting hole of device mask interface 9, it is ensured that be fastenedly connected reliable；

Interstage sleeve 2, shell 4, rear cover 5 are plastic part, and shielding case 1, crimp rings 3 are metalwork；

Crimp rings 3 tightly suppress axial ring set 101 by way of crimping or welding, ensure axial ring set 101 and cable 6 It is fastenedly connected, while ensuring that the connection of axial ring set 101 and shielded layer 61 is reliable；

Cable 6 is connected with terminal 15 after running through outer end conductor mounting holes 12, and terminal 15 is for connecting electric current coffret.

Its working principles are as follows: the shielding case of connector is fixed in cable by retaining ring, crimp rings, shell, at the same will after Lid is packaged in the rear end face of seal sleeve, shielding case is positioned at interior end shield mounting hole later, so that the outer rim of elastic contact blade Part is mounted on the inner face of stop dog position, and shell is fixed in the corresponding of device mask interface by fastener later and is installed Hole makes the connector screening shell of affixed cable only need once to connect and can complete circumferential seal with device mask interface, Connection reliability is high, shield effectiveness is good.

Specific embodiment of the utility model is described in detail above, but content is only what the utility model was created Preferred embodiment should not be construed as limiting the practical range of the utility model creation.All create according to the utility model is applied All the changes and improvements made by range etc., shall still fall within the scope of this patent.

Claims (8)

1. a kind of threading high-tension connector, it is characterised in that: it includes shielding case, interstage sleeve, crimp rings, shell, rear cover, the screen Covering shell includes axial ring set, and the axial rings set is for being set with the end wire stripping part of cable and the inner end of the axial ring set It is bonded the shielded layer setting of cable, the outer end circumferential surface of the axial direction ring set is provided with several elastic contact blades, all elastic contact blades Combination forms the ring structure of intermittent arrangement, and the peripheral edge portion of the elastic contact blade holds force, institute by elastic force axially outward The outer end that interstage sleeve is set in the axial ring set is stated, the outer end face of the interstage sleeve is pressed in the inner face cloth of the elastic contact blade It sets, described crimp rings one end is tightly placed in one end outer peripheral surface domain far from the elastic contact blade of the axial ring set, the crimping The other end of ring is tightly placed in the correspondence outer peripheral surface of the cable, and the crimp rings press the axial ring set, the corresponding length of cable Region is spent, the shell includes at least one seal sleeve, one group of fastener receptacles, and each seal sleeve corresponds to One is arranged that the front of each seal sleeve is plugged in the intermediate seal gap of the corresponding interstage sleeve to connection cables Interior, the middle section of each seal sleeve is set in the outer ring surface of the crimp rings, and the rear end cover of the seal sleeve is equipped with The rear cover is disposed with seal between the outer ring surface of the cable of the rear end inner wall and corresponding region of the seal sleeve, described close The rear end of envelope body is mounted on the lid dress front bulkhead of the rear cover, and the fastener receptacles pass through fastener and device mask interface Correspondence mounting hole be fastenedly connected, the cable through hole of the device mask interface includes interior end shield mounting hole, outer end conductor Through hole, the elastic contact blade are limited in the stop dog position between the interior end shield mounting hole, outer end conductor through hole, and every The peripheral edge portion of the elastic contact blade is mounted on the inner face of the stop dog position.

2. a kind of threading high-tension connector as described in claim 1, it is characterised in that: the interstage sleeve includes inner ring, outer ring, company Ring is connect, the outer ring connects the inner ring by connection ring, and the inner ring is tightly placed in the outer wall of the corresponding position of the axial ring set, The axial space face domain part of the connection ring is specially intermediate seal gap, and the front end of the seal sleeve is plugged in described Between seal clearance, the seal sleeve front end inner wall be close to the interior ring outer wall, outer wall is close to the inner wall cloth of the outer ring It sets.

3. a kind of threading high-tension connector as claimed in claim 2, it is characterised in that: the outer end of the main part of the shell The inner face arrangement of the device mask interface is close in face, and the front end of the seal sleeve is path part, the seal sleeve Front end in stretch in the interior end shield mounting hole, the front end of the seal sleeve is set with sealing far from one end of the interstage sleeve Circle, the inner wall of the interior end shield mounting hole is close in the periphery of the sealing ring.

4. a kind of threading high-tension connector as claimed in claim 3, it is characterised in that: the sealing ring be specially O-ring or Sealing element with wave crest.

5. a kind of threading high-tension connector as described in claim 1, it is characterised in that: the rear end anchor ring of the seal sleeve is set It is equipped with the convex lock in side, the position that the locking loop section of the rear cover corresponds to the convex lock in the side is provided with lock mounting groove, institute Rear cover is stated axially to be pushed into so that the side is convex to be fastened on the lock mounting groove.

6. a kind of threading high-tension connector as described in claim 1, it is characterised in that: be provided in the fastener receptacles Corresponding supporting element, fastener are fixed in the correspondence mounting hole of device mask interface after the centre bore of supporting element.

7. a kind of threading high-tension connector as described in claim 1, it is characterised in that: the crimp rings pass through crimping or welding Mode tightly suppress the axial ring set, ensure axial ring set and cable is fastenedly connected.

8. a kind of threading high-tension connector as described in claim 1, it is characterised in that: the cable runs through the outer end conductor Terminal is connected with after mounting hole, the terminal is for connecting electric current coffret.