CN206893869U

CN206893869U - High-tension connector

Info

Publication number: CN206893869U
Application number: CN201720346693.9U
Authority: CN
Inventors: 黄明; 徐文军; 康树峰; 张强; 付帅; 李君子
Original assignee: Shenzhen Woer Heat Shrinkable Material Co Ltd; Huizhou LTK Electronic Cable Co Ltd; LTK Electric Wire Huizhou Co Ltd; Shenzhen Woer Special Cable Co Ltd; Changzhou Woer Nuclear Material Co Ltd; Shenzhen Woer New Energy Electric Technology Co Ltd
Current assignee: Shenzhen Woer New Energy Electric Technology Co Ltd
Priority date: 2017-04-01
Filing date: 2017-04-01
Publication date: 2018-01-16
Anticipated expiration: 2027-04-01

Abstract

The utility model discloses a kind of high-tension connector, wherein, high-tension connector includes：Socket, including the first housing, first housing is in the positive side of abutting direction formed with joint；The socket also includes the first interface arrangment and the second interface arrangment located at the joint outer peripheral face；And plug, including the second housing, inserting slot construction and multistage closing component structure, the interface that outer peripheral face of the inserting slot construction located at second housing and the reverse side formation confession joint in abutting direction are planted；The multistage closing component structure includes the first interfacing part and the second interfacing part；During the positive and interface grafting of the joint along abutting direction, first interfacing part and first interface arrangment, and second interfacing part and positive successively clamping of second interface arrangment along the abutting direction.Clamping of the utility model high-tension connector by least two-stage successively so that socket and the electrical component of plug electrical contact remain reliable electrical connection.

Description

High-tension connector

Technical field

Electric coupler technical field is the utility model is related to, more particularly to a kind of high pressure suitable for electric automobile connects Device.

Background technology

Energy shortage and problem of environmental pollution so that the pure EHV electric and hybrid vehicle using energy-storage battery as power source Obtain accelerated development.Compared to automobile of the tradition using internal combustion engine as power, in pure electronic and hybrid vehicle, often will Thousands of battery strings/parallel/hybrids form battery pack together, and in use, the connection of high-tension connector is often for battery pack Possess high pressure, large current characteristic.The simple and reliable property of conventional high-tension connector unblock is poor, exists and releases hidden danger, and then causes it The high pressure and high current of connection easily give people to bring harm with machine.

Utility model content

Main purpose of the present utility model is to propose a kind of high-tension connector, it is intended to solves existing high-tension connector connection Poor reliability, the technical problem easily released.

To achieve the above object, the utility model proposes high-tension connector, including：

Socket, including the first housing, first housing is in the positive side of abutting direction formed with joint；The socket Also include the first interface arrangment and the second interface arrangment located at the joint outer peripheral face；And

Plug, including the second housing, inserting slot construction and multistage closing component structure, the inserting slot construction are located at second housing Outer peripheral face and in abutting direction reverse side formed for the joint plant interface；The multistage closing component structure includes the One interfacing part and the second interfacing part；During the positive and interface grafting of the joint along abutting direction, first interfacing part With first interface arrangment, and second interfacing part and second interface arrangment along the abutting direction it is positive according to Secondary clamping.

Preferably, the inserting slot construction includes being convexly equipped in the end wall of the external side face of the second shell, and from the end wall Oppositely extending perisporium of the edge away from second housing along the abutting direction, the end wall, perisporium and described second The outer peripheral face of housing encloses to form the interface；The perisporium is from close to forward direction of the edge of the socket along the abutting direction Open up jagged；

The multistage closing component structure also include along away from second housing direction extend side wall, and with described in two The roof of edge connection of the side wall away from second housing, the opposite edges of breach two are between two side walls；Institute State the first interfacing part to be formed on the roof, second interfacing part is connected between two side walls.

Preferably, first interfacing part is included along the first elastic arm of abutting direction extension and located at described first Elastic arm towards the breach one side the first card convex；The connection end of first elastic arm is away from the socket, first card It is convex positioned at the free end of first elastic arm；First interface arrangment is described to be convexly equipped in the joint outer peripheral face snap fit First interface arrangment is in the reverse side of the abutting direction formed with being adapted to confined planes with first card convex；

Preferably, second interfacing part includes the second elastic arm extended along the abutting direction, and described in connection The connecting portion of second elastic arm and the side wall, second elastic arm offer sets of holes close to one end of the socket；It is described Second interface arrangment is the snap fit for being convexly equipped in the joint outer peripheral face, and second interface arrangment is connected in the sets of holes with lock Close the socket and plug.

Preferably, the sealed chamber that the side wall and roof enclose is set in the abutting direction in insertion, and described second The connecting portion of interfacing part includes the head close to the socket in the stage casing of second elastic arm, second elastic arm Portion and the afterbody relative with the head, the afterbody expose to the sealed chamber.

Preferably, the high-tension connector also includes inserting latch, and the slotting latch is detachably embedded at the afterbody and institute Between stating the external side face of second shell, to limit afterbody to the Direction distortion close to second housing.

Preferably, the slotting latch includes body and from the body along the two oppositely extending connections of the abutting direction Fork, the body is in the reverse side of the abutting direction formed with the spigot surface coordinated with the afterbody；The connection fork End is provided with the second card convex for extending towards, and the connection fork plugs with the side wall, and the side wall is along the abutting direction Extend and multiple be adapted to hole clipping with the second card convex.

Preferably, the high-tension connector also includes cutting ferrule, and the cutting ferrule includes collar portion and supporting part, the supporting part The positive side of the abutting direction of the collar portion is connected to, the supporting part is interior formed with cable outlet；The set Ring portion is set in the described one end of second housing away from the socket, and the collar portion abuts with the body.

Preferably, the guide rail extended along the abutting direction, the perisporium are also convexly equipped with the side face of first housing Internal face be provided with the guide groove that is adapted to the guide rail.

Preferably, the high-tension connector also includes signal pin and signal touch base (figure is not shown), and the signal is inserted Pin is in second interface arrangment and the second interfacing part clamping, sending corresponding trigger signal.

The utility model high-tension connector on socket by setting the first interface arrangment and the second interface arrangment, correspondingly First interfacing part and the second interfacing part are set on plug so that socket with plug when docking, the first interfacing part and the first card Binding structure, and the positive clamping successively of the second interfacing part and the second interface arrangment along abutting direction, the former both can be to reality Now preliminary clamping pre-installs, and can also form two level anticreep with respect to the latter；Pass through the clamping of at least two-stage successively so that socket And the electrical component of plug electrical contact remains reliable electrical connection.

Brief description of the drawings

, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work Under, other accompanying drawings can also be obtained according to the structure shown in these accompanying drawings.

Fig. 1 is the structural representation of the embodiment of the utility model high-tension connector one；

Fig. 2 is cross-sectional view of Fig. 1 high-voltage connectors along II-II lines；

Fig. 3 is cross-sectional view of Fig. 1 high-voltage connectors along III-III lines；

Fig. 4 is the shell mechanism schematic diagram of Fig. 1 high-voltage connectors；

Fig. 5 is the casing part decomposition texture schematic diagram of Fig. 4 high-voltage connectors；

Fig. 6 is the schematic diagram of another angle of casing part decomposition texture of Fig. 4 high-voltage connectors；

Fig. 7 is the shell mechanism schematic diagram of plug in Fig. 4；

Fig. 8 is the structural representation of another angle of shell of plug in Fig. 7；

Fig. 9 is the shell part section structural representation of plug in Fig. 7；

Figure 10 is the schematic front view of the shell of Fig. 7 plugs；

Figure 11 is cross-sectional view of the shell of plug in Figure 10 along XI-XI lines.

Drawing reference numeral explanation：

Label	Title	Label	Title	Label	Title
						1	Socket	224	Guide groove	261	First conduit
11	First housing	23	Multistage closing component structure	262	Second conduit
						111	Joint	24	First interfacing part	263	Button
112	Guide rail	241	First elastic arm	27	Sealed chamber
						12	First interface arrangment	242	First card convex	3	Insert latch
13	Second interface arrangment	23	Second interfacing part	31	Body
						2	Plug	231	Second elastic arm	32	Connection fork
21	Second housing	231a	Head	33	Second card convex
						211	Boss	231b	Afterbody	34	Handle portion
22	Inserting slot construction	232	Connecting portion	4	Cutting ferrule
						220	Interface	233	Sets of holes	41	Collar portion
221	End wall	25	Side wall	411	Button hole
						222	Perisporium	251	Hole clipping	42	Supporting part
223	Breach	26	Roof	421	Outlet

Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only part of the embodiment of the present utility model, rather than all Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise Lower obtained every other embodiment, belong to the scope of the utility model protection.

If it is to be appreciated that related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding, Afterwards ...), then directionality instruction be only used for explain it is relative between each part under a certain particular pose (as shown in drawings) Position relationship, motion conditions etc., if the particular pose changes, directionality instruction also correspondingly changes therewith.

If, should " first ", " the in addition, relate to the description of " first ", " second " etc. in the utility model embodiment Two " etc. description is only used for describing purpose, and it is not intended that instruction or implying its relative importance or implicit indicating meaning The quantity of the technical characteristic shown.Thus, " first " is defined, the feature of " second " can express or implicitly include at least one Individual this feature.In addition, the technical scheme between each embodiment can be combined with each other, but must be with ordinary skill Personnel can be implemented as basis, and this technical side is will be understood that when the combination appearance of technical scheme is conflicting or can not realize The combination of case is not present, also not within the protection domain of the requires of the utility model.

The utility model proposes a kind of high-tension connector.

In the utility model embodiment, as shown in Figure 1 to Figure 3, the high-tension connector, including：

Socket 1, including the first housing 11, the first housing 11 is in the positive side of abutting direction formed with joint 111；Socket 1 also includes the first interface arrangment 12 and the second interface arrangment 13 located at the outer peripheral face of joint 111；And

Plug 2, including the second housing 21, inserting slot construction 22 and multistage closing component structure 23, inserting slot construction 22 are located at second shell The outer peripheral face of body 21 simultaneously forms the interface 220 planted for joint 111 in the reverse side of abutting direction；Multistage closing component structure 23 wraps Include the first interfacing part 24 and the second interfacing part 23；When forward direction of the joint 111 along abutting direction is with 220 grafting of interface, the first docking The interface arrangment 12 of part 24 and first, and the second interfacing part 23 block successively with the second interface arrangment 13 along the forward direction of abutting direction Connect.

In the present embodiment, the first housing 11 is typically made of isolation material, such as integrated injection molding.First housing 11 In hollow setting, it is internally formed to house the cavity volume of binding post or shell fragment.First interface arrangment 12 and the second interface arrangment 13 snap connection with the first interfacing part 24 and the second interfacing part 23 respectively, for example, the first interface arrangment 12 is if projection, then first Interfacing part 24 is the Elastic buckle or hasp being adapted；Taken conversely, if the first interface arrangment 12 is Elastic buckle or elasticity Button, then the first interfacing part 24 is the projection being adapted.

Similarly, the second housing 21 is typically made of isolation material, such as integrated injection molding.Second housing 21 is set in hollow Put, be internally formed to house the cavity volume of binding post or shell fragment.It is understood that inserting slot construction 22 can also be formed On the inner peripheral surface of two housings 21.But preferably, in order to avoid tying up the inner volume of the second housing 21, inserting slot construction 22 is located at second On the outer peripheral face of housing 21.

The utility model high-tension connector by setting the first interface arrangment 12 and the second interface arrangment 13 on socket 1, First interfacing part 24 and the second interfacing part 23 are correspondingly set on plug 2 so that socket 1 with plug 2 when docking, first pair The interface arrangment 12 of fitting 24 and first, and the second interfacing part 23 block successively with the second interface arrangment 13 along the forward direction of abutting direction Connect, the former both can also form two level anticreep to realize that preliminary clamping pre-installs with respect to the latter；Pass through at least two-stage Clamping successively so that the electrical component that socket 1 and plug 2 make electrical contact with remains reliable electrical connection.

Further, Fig. 4 to Fig. 8 is refer to, in one embodiment, inserting slot construction 22 includes being convexly equipped in outside the second housing 21 The end wall 221 of side face, and from edge of the end wall 221 away from the second housing 21 along the oppositely extending perisporium 222 of abutting direction, End wall 221, the outer peripheral face of the housing 21 of perisporium 222 and second enclose to form interface 220；Perisporium 222 is from close to the edge edge of socket 1 The forward direction of abutting direction opens up jagged 223；

Multistage closing component structure 23 also include along away from the second housing 21 direction extend side wall 25, and with two side 25 The roof 26 that edge away from the second housing 21 connects, 223 liang of opposite edges of breach are between two side walls 25；First pair Fitting 24 is formed on roof 26, and the second interfacing part 23 is connected between two side 25.

In the present embodiment, the first interfacing part 24 and the second interfacing part 23 are dividing on the direction of second housing 21 Layer is set, i.e. the first interfacing part 24, the second interfacing part 23, the outer peripheral face of the second housing 21 are arranged at intervals two-by-two, to be formed correspondingly The clamping space of first interface arrangment 12 and the second interface arrangment 13.

Further, please with reference to Fig. 5 to Figure 11, the first interfacing part 24 includes the first elasticity along abutting direction extension Arm 241 and the first card convex 242 located at the first elastic arm 241 towards the one side of breach 223；The connection end of first elastic arm 241 is remote From socket 1, the first card convex 242 is located at the free end of the first elastic arm 241；First interface arrangment 12 is to be convexly equipped in outside joint 111 Side face snap fit, the first interface arrangment 12 is in the reverse side of abutting direction formed with being adapted to confined planes with the first card convex 242；

In this embodiment, it is preferred that the first card convex 242 is set for convenience and increases the elastic force of the first elastic arm 241, First elastic arm 241 is in the tabular extended along the outer peripheral face of the second housing 21；Specifically, the first card convex 242 is provided with two, And include snap fit corresponding to two along the width arranged for interval of the first elastic arm 241, the first interface arrangment 12.First card convex 242 and first the opposite two sides of interface arrangment 12 formed with spigot surface.

Further, roof 26 offers the first domed conduit 261, and the opening that the first conduit 261 encloses is away from slotting Seat 1, the first elastic arm 241 is enclosed by the first conduit 261 and formed.Preferably, roof 26 is further opened with the second domed conduit 262, the opening that the second conduit 262 encloses is towards socket 1 and in the opening that the first conduit 261 encloses, so that the second conduit 262 enclose the button 263 to be formed with the linkage of the first elastic arm 241.During dismounting, the second interface arrangment 13 is set to be docked with second first Part 23 is threaded off, and is then pressing the button 263 along the direction close to second housing 21, now, is acted in the band of button 263 Under, the first elastic arm 241 tilts along away from the direction of second housing 21, so that being formed after the displacement of the second card convex 33 The space that first interfacing part 24 releases.

Further, the second interfacing part 23 includes the second elastic arm 231 extended along abutting direction, and the second bullet of connection The connecting portion 232 of property arm 231 and side wall 25, the second elastic arm 231 offer sets of holes 233 close to one end of socket 1；Second clamping Structure 13 is to be convexly equipped in the snap fit of the outer peripheral face of joint 111, the second interface arrangment 13 be connected in sets of holes 233 with sealed socket 1 and Plug 2.

In the present embodiment, similarly, sets of holes 233 are opened up for convenience and increase the elastic force of the second elastic arm 231, the first bullet Property arm 241 be in along the outer peripheral face of the second housing 21 extend tabular.In order that more compact structure, the number of the first interface arrangment 12 Measure as two, the second interface arrangment 13 is disposed proximate to two-by-two between two first interface arrangments 12.It is more suitable in order to dock Freely, one end of the close socket 1 of the second elastic arm 231 and the opposite two sides of the second interface arrangment 13 are formed with spigot surface.

Further, the sealed chamber 27 that side wall 25 and roof 26 enclose is set in abutting direction in insertion, the second docking The connecting portion 232 of part 23 is located at the stage casing of the second elastic arm 231, the second elastic arm 231 include close to socket 1 head 231a and The afterbody 231b relative with head 231a, afterbody 231b expose to sealed chamber 27.

In the present embodiment, in order that the second interface arrangment 13 is threaded off with the second interfacing part 23, during dismounting, first along leaning on The direction of nearly second housing 21 presses the afterbody 231b of second elastic arm 231, now, in afterbody 231b induced effect Under, the head 231a of the second elastic arm 231 tilts along away from the direction of second housing 21, so that sets of holes 233 shift The space that the second interface arrangment 13 releases is formed afterwards.

Further, high-tension connector also includes inserting latch 3, inserts latch 3 and is detachably embedded at afterbody 231b and second shell Between the outer peripheral face of body 21, to limit afterbody 231b to the Direction distortion close to the second housing 21.

In the present embodiment, by setting slotting latch 3 to prevent the afterbody 231b of the second elastic arm 231 of unexpected touching, And the second interface arrangment 13 is caused to be threaded off with sets of holes 233.That is need in abutting direction along on the direction of socket 1 Pre-determined distance is detached, the afterbody 231b of the second elastic arm 231 could be pressed to unlock.

Further, inserting latch 3 includes body 31 and pitches 32 from body 31 along the two oppositely extending connections of abutting direction, Body 31 is in the reverse side of abutting direction formed with the spigot surface coordinated with afterbody 231b；The end of connection fork 32 is provided with opposite Second card convex 33 of extension, connection fork 32 plug with side wall 25, and side wall 25 extends multiple and the second card convex 33 along abutting direction It is adapted to hole clipping 251.

In the present embodiment, during assembling, first connection fork 32 is plugged with corresponding side wall 25, when in complete assembling position When putting, the second card convex 33 coordinates with the hole clipping 251 near socket 1, when in pre-installed position, the second card convex 33 with Remaining hole clipping 251 coordinates.Second card convex 33 coordinates with multiple hole clippings 251, and it is excessive can to limit slotting latch 3 to a certain extent Extract.Preferably, slotting latch 3 is extracted out from complete rigging position for convenience, and from pre-installed position to complete installation position Propulsion is put, inserting latch 3 also includes handle portion 34 of the edge away from the direction projection of the second housing 21.

Further, referring once again to Fig. 1 to Fig. 6, high-tension connector also includes cutting ferrule 4, cutting ferrule 4 include collar portion 41 and Supporting part 42, supporting part 42 are connected to the positive side of the abutting direction of collar portion 41, drawn in supporting part 42 formed with cable Mouth 421；Collar portion 41 is set in second one end of housing 21 away from socket 1, and collar portion 41 abuts with body 31.

In the present embodiment, on the one hand can be with its inside fixed cable, the second housing 21 of compression by setting cutting ferrule 4 His electrical connector, such as terminal or shell fragment；On the other hand it is spacing by being carried out to slotting latch 3, it can prevent from inserting latch 3 from pre-installation Excessively extract outward position.Preferably, in order to which the assembling of cutting ferrule 4 is more convenient, button hole 411 is offered in collar portion 41, second The outer peripheral face of housing 21 is provided with the boss 211 being adapted to button hole 411.

Further, the guide rail 112 extended along abutting direction is also convexly equipped with the side face of the first housing 11, perisporium 222 Internal face is provided with the guide groove 224 being adapted to guide rail 112.

In the present embodiment, by setting guide rail 112 and guide groove 224 to be slidably matched to be oriented to the first interfacing part 24 and first Interface arrangment 12, and the positive clamping of the second interfacing part 23 and the second interface arrangment 13 along abutting direction so that clamping position It is more accurate.

Further, high-tension connector also includes signal pin and signal touch base (figure is not shown), signal pin to In the second interface arrangment 13 and the second 23 clamping of interfacing part, corresponding trigger signal is sent.

In the present embodiment, when the first interface arrangment 12 contacts with the first interfacing part 24, signal pin is not touched with signal Seat coordinates or abutted, and when the second interface arrangment 13 contacts with the second interfacing part 23, signal pin sends corresponding signal, makes Connector is fully on.

Preferred embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model, Every equivalent structure change under inventive concept of the present utility model, made using the utility model specification and accompanying drawing content Change, or directly/be used in other related technical areas indirectly and be included in scope of patent protection of the present utility model.

Claims

A kind of 1. high-tension connector, it is characterised in that including：

Socket, including the first housing, first housing is in the positive side of abutting direction formed with joint；The socket also wraps Include the first interface arrangment and the second interface arrangment located at the joint outer peripheral face；And

Plug, including the second housing, inserting slot construction and multistage closing component structure, the inserting slot construction is located at the outer of second housing Side face simultaneously forms the interface planted for the joint in the reverse side of abutting direction；The multistage closing component structure includes first pair Fitting and the second interfacing part；During the positive and interface grafting of the joint along abutting direction, first interfacing part and institute The first interface arrangment is stated, and second interfacing part blocks successively with second interface arrangment along the forward direction of the abutting direction Connect.
2. high-tension connector as claimed in claim 1, it is characterised in that the inserting slot construction includes being convexly equipped in the second shell The end wall of external side face, and from edge of the end wall away from second housing along the oppositely extending of the abutting direction Perisporium, the outer peripheral face of the end wall, perisporium and second housing enclose to form the interface；The perisporium is inserted from close to described Forward direction of the edge of seat along the abutting direction opens up jagged；

The multistage closing component structure also include along away from second housing direction extend side wall, and with two side walls The roof that edge away from second housing connects, the opposite edges of breach two are between two side walls；Described One interfacing part is formed on the roof, and second interfacing part is connected between two side walls.
3. high-tension connector as claimed in claim 2, it is characterised in that first interfacing part is included along the abutting direction Extension the first elastic arm and located at first elastic arm towards the breach one side the first card convex；First elastic arm Connection end is located at the free end of first elastic arm away from the socket, first card convex；First interface arrangment is Be convexly equipped in the joint outer peripheral face snap fit, first interface arrangment in the reverse side of the abutting direction formed with it is described First card convex is adapted to confined planes.
4. high-tension connector as claimed in claim 2 or claim 3, it is characterised in that second interfacing part is included along the docking Second elastic arm of direction extension, and connect second elastic arm and the connecting portion of the side wall, second elastic arm Sets of holes are offered close to one end of the socket；Second interface arrangment is the snap fit for being convexly equipped in the joint outer peripheral face, institute The second interface arrangment is stated to be connected in the sets of holes with the sealed socket and plug.
5. high-tension connector as claimed in claim 4, it is characterised in that the sealed chamber that the side wall and roof enclose is described Set in abutting direction in insertion, the connecting portion of second interfacing part is described in the stage casing of second elastic arm Second elastic arm includes exposing to described sealed close to the head of the socket and the afterbody relative with the head, the afterbody Chamber.
6. high-tension connector as claimed in claim 5, it is characterised in that also include inserting latch, the slotting latch is detachably embedding Between the afterbody and the external side face of the second shell, become to limit afterbody to close to the direction of second housing Shape.
7. high-tension connector as claimed in claim 6, it is characterised in that the slotting latch includes body and from the body edge The oppositely extending two connections fork of the abutting direction, the body in the reverse side of the abutting direction formed with it is described The spigot surface that afterbody coordinates；The end of the connection fork is provided with the second card convex extended towards, the connection fork and the side wall Plug, the side wall extends multiple hole clippings being adapted to the second card convex along the abutting direction.
8. high-tension connector as claimed in claim 7, it is characterised in that also including cutting ferrule, the cutting ferrule include collar portion and Supporting part, the supporting part are connected to the positive side of the abutting direction of the collar portion, in the supporting part formed with Cable outlet；The collar portion is set in the described one end of second housing away from the socket, and the collar portion with it is described Body abuts.
9. high-tension connector as claimed in claim 2, it is characterised in that be also convexly equipped with the side face of first housing along institute The guide rail of abutting direction extension is stated, the internal face of the perisporium is provided with the guide groove being adapted to the guide rail.
10. high-tension connector as claimed in claim 1, it is characterised in that also including signal pin and signal touch base, the letter Number contact pin is in second interface arrangment and the second interfacing part clamping, sending corresponding trigger signal.