CN206992384U

CN206992384U - Electric connector

Info

Publication number: CN206992384U
Application number: CN201720880569.0U
Authority: CN
Inventors: 肖飞; 徐文军; 康树峰; 张强; 胡生; 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: 2017-07-19
Filing date: 2017-07-19
Publication date: 2018-02-09
Anticipated expiration: 2027-07-19

Abstract

The utility model discloses a kind of electric connector, it includes housing, CA cable assembly and closure for connecting external equipment, formed with passage and the first opening for connecting the passage in the housing, the CA cable assembly is contained in the passage, the inwall that the housing is adjacent to first opening is arranged with the first annular groove for connecting first opening and passage, the closure is arranged with shell fragment, the closure covers/opened first opening, when the closure covers first opening, the shell fragment is contained in first annular groove.Electric connector of the present utility model provides a kind of electric connector for being not easy to release.

Description

Electric connector

Technical field

Technical field of electric connectors is the utility model is related to, more particularly to a kind of electric connector.

Background technology

While new-energy automobile fast development, corresponding technical barrier continues to bring out, particularly for automobile On high voltage, whether the stabilization of the electric connector of high current directly affect Vehicular system operation.

Existing vehicle connector is angle connector, and its contact is embedded in housing, and screw fastening is provided with for this connector The bonnet of compact form, the seal of connector is effectively ensured, but in vehicle operation, Vehicular vibration is larger, screw-threaded coupling Structure is easily released, and so as to which bonnet releases, harm is brought to Vehicular system operation.

Utility model content

Main purpose of the present utility model is to provide a kind of electric connector, it is desirable to provide what a kind of bonnet was not easy to release is electrically connected Connect device.

To achieve the above object, the utility model proposes a kind of electric connector, including housing, for connecting external equipment CA cable assembly and closure, formed with passage and connect the first of the passage and be open in the housing, the cable group Part is contained in the passage, and the inwall that the housing is adjacent to first opening is arranged with connection first opening and passage The first annular groove, the closure is arranged with shell fragment, and the closure covers/opened first opening, the closure lid When closing first opening, the shell fragment is contained in first annular groove.

Preferably, the closure includes covering/opening the lid of first opening and is convexly equipped in described lid one end Land, the shell fragment is socketed on the lid and abutted with the land, and the lid is arranged at intervals with the CA cable assembly.

Preferably, the inwall of first annular groove is arranged with the second annular groove, and second annular groove is adjacent to the described first opening Set, the closure also includes the sealing ring for being contained in second annular groove, when the lid covers first opening, institute State sealing ring and be sheathed on the land.

Preferably, the inwall of the housing is provided with an at least fastener, and the fastener is arranged with neck, the fastener It is disposed adjacent with first annular groove, surface of the lid away from described land one end is convexly equipped with projection, and the lid covers During first opening, the projection is contained in and the neck.

Preferably, the passage includes setting the first shunting and the second shunting in angle, and first opening is located at described The one end in the first shunting, first shunting other end be provided with second opening, the one end in second shunting with described first point Road connects, and the other end is located at the 3rd opening.

Preferably, the CA cable assembly includes the contact pin set in angle and cable and the connection contact pin and described The connector of cable, the contact pin are contained in first shunting, and the cable holding is in second shunting.

Preferably, the connector includes connection terminal and fastener, and one end of the connection terminal is provided with through hole, separately One end setting is fluted, and the fastener is connected through the through hole with the contact pin, and the cable connection is in the groove.

Preferably, the electric connector also includes the insulation assembly for being contained in the passage, and the insulation assembly includes set It is connected to the first dead ring of the contact pin, the second dead ring for accommodating the connection terminal and is socketed on the fastening Part and the gum cover away from described contact pin one end, the gum cover close on setting with the closure.

Preferably, the inwall of the housing is arranged with least two fixing grooves, and first dead ring is contained in a fixing groove, Second dead ring is contained in another fixing groove.

Preferably, the electric connector also includes the seal for being contained in the passage, and the seal includes being socketed on Sealing ring, pressure ring and the packing ring of the cable, the packing ring is between the pressure ring and the sealing ring.

In technical solutions of the utility model, formed with passage and the first opening for connecting the passage, institute in the housing State CA cable assembly and be contained in the passage, the inwall that the housing is adjacent to first opening is arranged with connection described first and opened First annular groove of mouth and passage, the closure are arranged with shell fragment, and the closure covers/opened first opening, described When closure covers first opening, the shell fragment is contained in first annular groove；This electric connector insertion vehicular equipment connects Entrance, vibration being produced in vehicle operation, the shell fragment for being contained in the first annular groove cuts down its vibration force by the elastic force of itself, Vibration resistance is effectively formed, so as to realize that bonnet is not easy the electric connector released.

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 sectional view of the embodiment electric connector of the utility model one；

Fig. 2 is the sectional view of housing in Fig. 1；

Fig. 3 is the structural representation of lid in Fig. 1；

Fig. 4 is Fig. 3 A-A sectional view.

Drawing reference numeral explanation of the present utility model：

Label	Title	Label	Title
				10	Housing	31	Contact pin
11	Passage	32	Cable
				111	First shunting	33	Connector
112	Second shunting	331	Connection terminal
				12	First opening	332	Fastener
121	First annular groove	41	Shell fragment
				122	Second annular groove	42	Sealing ring
123	Fastener	51	First dead ring
				1231	Neck	52	Insulating press boards
13	Second opening	53	Second dead ring
				14	3rd opening	54	Gum cover
20	Closure	60	Seal
				21	Lid	61	Pressure ring
22	Land	62	Packing ring
				23	It is raised	63	Sealing ring
30	The component of cable 32	64	Sealing nut

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.

It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment It is only used for explaining relative position relation under a certain particular pose (as shown in drawings) between each part, motion conditions etc., such as When the fruit particular pose changes, then directionality instruction also correspondingly changes therewith.

In addition, the description for being related to " first ", " second " etc. in the utility model is only used for describing purpose, without being understood that To indicate or implying its relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", At least one this feature can be expressed or be implicitly included to the feature of " second ".In addition, the technical side between each embodiment Case can be combined with each other, but must can be implemented as basis with those of ordinary skill in the art, when the combination of technical scheme Occur conflicting or will be understood that the combination of this technical scheme is not present when can not realize, also not in the requires of the utility model Protection domain within.

The utility model proposes a kind of electric connector.

Refer to Fig. 1 to Fig. 4, in the embodiment of the utility model one, the electric connector includes housing 10, for connecting outside The CA cable assembly 30 and closure 20 of equipment, in the housing 10 formed with passage 11 with connect the first of the passage 11 Opening 12, the CA cable assembly 30 are contained in the passage 11, and the inwall that the housing 10 is adjacent to first opening 12 is recessed The first annular groove 121 of first opening 12 and passage 11 is communicated with, the closure 20 is arranged with shell fragment 41, the sealing Lid 20 covers/opened first opening 12, and when the closure 20 covers first opening 12, the shell fragment 41 is contained in First annular groove 121.

Housing 10 can be plastic material or the alloy material of lightweight, and it can produce completion by integrated injection molding mode, lead to Road 11, the first opening 12 of communicating passage 11 and recessed the first annular groove 121 in the first opening 12 and passage 11 can be in housings 10 It is integrally formed in injection molding process with housing 10, is advantageous to produce, improves production efficiency, housing 10 can be by left housing and right shell group Conjunction forms.

Shell fragment 41 can be waveform splinter 41, disk spring or other elastic rings.

Technical solutions of the utility model by, the housing 10 formed with passage 11 with connect the first of the passage 11 Opening 12, the CA cable assembly 30 are contained in the passage 11, and the inwall that the housing 10 is adjacent to first opening 12 is recessed The first annular groove 121 of first opening 12 and passage 11 is communicated with, the closure 20 is arranged with shell fragment 41, the sealing Lid 20 covers/opened first opening 12, and when the closure 20 covers first opening 12, the shell fragment 41 is contained in First annular groove 121；This electric connector inserts vehicular equipment access port, and vibration is produced in vehicle operation, is contained in The shell fragment 41 of first annular groove 121 cuts down its vibration force by the elastic force of itself, is effectively formed vibration resistance, so as to realize that bonnet is not easy The electric connector released.

Specifically, closure 20 described in the present embodiment includes covering/opening lid 21 and the projection of first opening 12 Land 22 in described one end of lid 21, the shell fragment 41 are socketed on the lid 21 and abutted with the land 22, the lid Son 21 is arranged at intervals with the CA cable assembly 30.

Lid 21 can be plastic material or the alloy material of lightweight, and it can produce completion, ring by integrated injection molding mode Platform 22 can be integrally formed in the injection molding process of lid 21 with lid 21, and the present embodiment shell fragment 41 is sheathed on lid 21, described One end of shell fragment 41 abuts with land 22, and when lid 21 covers the first opening 12, the other end of shell fragment 41 is connected to the first ring The inwall of groove 121, that is born between vehicle sustained vibration, housing 10 and lid 21 pulls power by by the retractility of shell fragment 41 Elastic force eliminates, and effectively solves screw-threaded coupling or extruding locking easily releases under vibrating conditions.

Further, the inwall for referring to the first annular groove 121 described in Fig. 2 the present embodiment is arranged with the second annular groove 122, described Second annular groove 122 is set adjacent to the described first opening 12, and the closure 20 also includes being contained in the close of second annular groove 122 Seal 42, when the lid 21 covers first opening 12, the sealing ring 42 is sheathed on the land 22.

Sealing ring 42 can be quality of rubber materials, and it can produce completion by integrated injection molding mode, and the second annular groove 122 can be in housing It is integrally formed in 10 injection molding processes with housing 10, the present embodiment closure 20 is embedded in the second annular groove 122, and lid 21 covers the During one opening 12, sealing ring 42 will be sheathed on ring set, effectively the opening of sealing first 12 and waterproof and dustproof.

Fig. 3 to Fig. 4 is referred to, the inwall of housing 10 described in the present embodiment is provided with an at least fastener 123, the fastener 123 are arranged with neck 1231, and the fastener 123 is disposed adjacent with first annular groove 121, and the lid 21 is away from the ring The surface of the one end of platform 22 be convexly equipped with projection 23, the lid 21 cover it is described first opening 12 when, described raised 23 be contained in The neck 1231.

Fastener 123 and the recessed neck 1231 in fastener 123 can in the injection molding process of housing 10 with housing 10 Be integrally formed, projection 23 can be integrally formed in the injection molding process of lid 21 with lid 21, the present embodiment in assembling process, Lid 21 is located at the opening 12 of one end of projection 23 insertion first and crosses fastener 123, and then cap 21 arrives certain angle Projection 23 is caught in neck 1231, is easy to dismount, then coordinate the elastic force of shell fragment 41 that the fixed effect of lid 21 will be further increased.

Preferably, referring to passage 11 described in Fig. 2 the present embodiment includes setting the first shunting 111 and the second shunting in angle 112, first opening 12 is located at the one end in first shunting 111, and the other end of the first shunting 111 is provided with the second opening 13, the one end in second shunting 112 connects with first shunting 111, and the other end is located at the 3rd opening 14.

First shunting 111 and the second shunting 112 can be integrally formed in the injection molding process of housing 10 with housing 10, together When, the second opening 13 and the 3rd opening 14 can be also integrally formed in the injection molding process of housing 10 with housing 10.The present embodiment Overall housing 10 is in bent angle or right angle, effectively coordinates residing narrow environment.

Specifically, referring to Fig. 1, CA cable assembly 30 described in the present embodiment includes the contact pin 31 and cable set in angle 32 and the connector 33 of the connection contact pin 31 and the cable 32, the contact pin 31 be contained in first shunting 111, The cable 32 is contained in second shunting 112.

The one end of contact pin 31 can be fixedly connected by way of being spirally connected with connector 33, screw connection manner concretely connector 33 Bolt is set, and the one end of contact pin 31 is provided with screwed hole, and contact pin 31 and connector 33 are threadedly coupled；The one end of cable 32 can pass through crimping Mode be fixedly connected with connector 33.This electric connector is connected by the second opening 13 with the connector of external equipment, meanwhile, Contact pin 31 inserts the connector of external equipment, is effectively attached and turns on.

Further, connector 33 described in the present embodiment includes connection terminal 331 and fastener 332, the connection terminal 331 one end is provided with through hole, and other end setting is fluted, and the fastener 332 connects through the through hole with the contact pin 31 Connect, the cable 32 is connected to the groove.

Cable 32 includes wire, is socketed on the screen layer of conductive line surfaces and is socketed on the insulating barrier of shielding layer surface, this One end released part screen layer and insulating barrier of embodiment cable, so as to which wire will manifest, the wire squeezes manifested are entered It is convenient to install and fix in groove.

One end of contact pin 31 is threaded hole, and fastener 332 is bolt, and bolt is threaded through the through hole of connection terminal 331 It is threadedly coupled with socket so that contact pin 31 and cable 32 more fasten with connector 33, are effectively increased steadiness.

In order to avoid producing electric leakage in turn on process, electric connector described in the present embodiment also includes being contained in the passage 11 insulation assembly, the insulation assembly include being socketed on the first dead ring 51 of the contact pin 31, for accommodating the connection Second dead ring 53 of terminal 331 and be socketed on the fastener 332 and away from described one end of contact pin 31 gum cover 54, institute State gum cover 54 and close on setting with the closure 20.

First dead ring 51 and the second dead ring 53 are cushion rubber, and the second dead ring 53 is exhausted formed with receiving space, first Edge ring 51, the second dead ring 53 and gum cover 54 can be integrated injection molding, and the first dead ring 51 and the second dead ring 53 can Matched and be connected in housing 10 by way of clamping, snap fit concretely housing 10 inwall set at least two positioning The embedded locating slot of groove, the first dead ring 51 and the second dead ring 53, is effectively easy to dismount.The first dead ring of the present embodiment 51 Contact pin 31 is sheathed on, connection terminal 331 is partially accommodated in the receiving space of the second dead ring 53, and one end of fastener 332 is provided with Nut, gum cover 54 are contained in receiving space formed with receiving space, the nut of fastener 332, and gum cover 54 is spaced with closure 20 Set.When this electric connector turns on external equipment, the first dead ring 51, the second dead ring 53 and gum cover 54 are by contact pin 31 Covered and isolated with housing 10 with cable 32 and connector 33, effectively play insulating effect.

The insulation assembly also includes the insulating press boards 52 being connected with first dead ring 51,52 sets of the insulating press boards Be connected to the contact pin 31, the inwall of the housing 10 be also convexly equipped with 31 spaced spacing ring of contact pin (not indicating), first Clamping slot is formed between dead ring 51 and spacing ring, the contact pin 31 is convexly equipped with embedding with 10 spaced snap ring of housing, snap ring Enter clamping slot and be effectively formed fixation.

Further, the inwall of housing 10 described in the present embodiment is arranged with least two fixing grooves, first dead ring 51 A fixing groove is contained in, second dead ring 53 is contained in another fixing groove.

Fixing groove can be integrally formed in the injection molding process of housing 10 with housing 10, in assembling process, the first dead ring 51 can directly be socketed on contact pin 31, and then the first dead ring 51 is embedded in a fixing groove, and the second dead ring 53 is placed on cable 32 and will The fixing groove of insertion one, be effectively easy to dismount.

Preferably, referring to Fig. 1, electric connector described in the present embodiment also includes the seal for being contained in the passage 11 60, the seal 60 includes the sealing ring 63, pressure ring 61 and packing ring 62 for being socketed on the cable 32,62, the packing ring Between the pressure ring 61 and the sealing ring 63.

Sealing ring 63, pressure ring 61 and packing ring 62 are integrated injection molding, and sealing ring 63 can be internal gear, the shape of pressure ring 61 Into the fixed bed and shielding layer for having interconnection, fixed bed is contained in shielding layer, the present embodiment pressure ring 61, packing ring 62, Yi Jimi The inner face of seal ring 63 is socketed on cable 32, and the outer surface of packing ring 62 and sealing ring 63 abuts with the inwall of housing 10, effectively lock Tight cable 32.

The seal 60 also includes sealing nut 64, and the 3rd 14 one end of opening of housing 10 are formed with external screw thread, sealing Nut 64 is threadedly coupled with the external screw thread of housing 10, on the one hand effectively carries out sealing locking, on the other hand effective waterproof.

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. electric connector, it is characterised in that CA cable assembly and closure including housing, for connecting external equipment, Formed with passage and the first opening for connecting the passage in the housing, the CA cable assembly is contained in the passage, described The inwall that housing is adjacent to first opening is arranged with the first annular groove for connecting first opening and passage, the closure Shell fragment is arranged with, the closure covers/opened first opening, described when the closure covers first opening Shell fragment is contained in first annular groove.
2. electric connector as claimed in claim 1, it is characterised in that the closure is opened including covering/opening described first The lid of mouth and the land for being convexly equipped in described lid one end, the shell fragment are socketed on the lid and abutted with the land, institute Lid is stated to be arranged at intervals with the CA cable assembly.
3. electric connector as claimed in claim 2, it is characterised in that the inwall of first annular groove is arranged with the second annular groove, Second annular groove is set adjacent to the described first opening, and the closure also includes the sealing ring for being contained in second annular groove, When the lid covers first opening, the sealing ring is sheathed on the land.
4. electric connector as claimed in claim 3, it is characterised in that the inwall of the housing is provided with an at least fastener, institute State fastener and be arranged with neck, the fastener is disposed adjacent with first annular groove, and the lid is away from described land one end Surface be convexly equipped with projection, when the lid covers first opening, the projection is contained in and the neck.
5. the electric connector as described in claim 1-4 is any, it is characterised in that the passage includes setting first point in angle Road and the second shunting, first opening are opened located at the one end in first shunting, first shunting other end provided with second Mouthful, the one end in second shunting connects with first shunting, and the other end is located at the 3rd opening.
6. electric connector as claimed in claim 5, it is characterised in that the CA cable assembly include in angle set contact pin and Cable and the connector for connecting the contact pin and the cable, the contact pin are contained in first shunting, and the cable holds It is contained in second shunting.
7. electric connector as claimed in claim 6, it is characterised in that the connector includes connection terminal and fastener, institute The one end for stating connection terminal is provided with through hole, and other end setting is fluted, and the fastener passes through the through hole and the contact pin Connection, the cable connection is in the groove.
8. electric connector as claimed in claim 7, it is characterised in that the electric connector also includes being contained in the passage Insulation assembly, the insulation assembly include being socketed on the first dead ring of the contact pin, for accommodate the connection terminal the Two dead rings and the fastener and the gum cover away from described contact pin one end are socketed on, the gum cover faces with the closure It is near to set.
9. electric connector as claimed in claim 8, it is characterised in that the inwall of the housing is arranged with least two fixing grooves, First dead ring is contained in a fixing groove, and second dead ring is contained in another fixing groove.
10. electric connector as claimed in claim 8, it is characterised in that the electric connector also includes being contained in the passage Seal, the seal includes being socketed on the sealing ring, pressure ring and packing ring of the cable, and the packing ring is positioned at described Between pressure ring and the sealing ring.