CN216162022U - Large-current connector capable of being locked and unlocked quickly - Google Patents

Abstract

The utility model provides a heavy current connector of quick locking and unblock, is including the female end of the joint that is provided with the public end shell and is provided with the female end of joint of female end shell, still includes the retaining member, the retaining member includes metal casing, public end shell fixed connection be in the metal casing, public end shell is provided with public end shell installation step, the metal casing inboard is provided with metal casing installation step, public end shell installation step with metal casing installation step is equipped with the clearance in the axial direction, the metal casing other end is along radially outwards being provided with a fixture block, female end shell one end port department is provided with a draw-in groove, works as connect public end with when connecting female end and being in locking state, the fixture block with the draw-in groove joint. The design connects the male end and the female end of the connector in a self-locking clamping mode, and the male end and the female end of the connector do not need to be turned over during insertion, so that the convenience in use is improved.

Description

Large-current connector capable of being locked and unlocked quickly

Technical Field

The utility model belongs to the technical field of electric connectors, and particularly relates to a large-current connector capable of being locked and unlocked quickly.

Background

Because new energy vehicles on the market frequently have accidents, the national system for the new energy vehicles is more strict; meanwhile, along with the dependence of people on the traveling of the new energy two-wheeled vehicle, how to safely and quickly connect the power supply becomes the development key point of the existing new energy vehicle. Some new energy enterprises are inspired to start the test battery replacement mode. Most of connectors in the prior art are connected in a direct-insert type mutual matching mode, the direct-insert type connection does not lock the mutual-matching male and female ends, the connector has poor contact and connector damage phenomena due to the influence of the environment in the battery replacement market, and the large-current connector is usually locked in a turnover lock catch, a rotary locking mode (rotary self-locking or thread locking mode), a screw locking mode and other modes due to the large size.

Generally, the existing power connector is connected in a direct-insertion mutual matching mode, in order to enable the connector not to be stressed to fall off or be disconnected in the vibration use process, the insertion force value requirement of product mutual matching locking is set to be large, third-party users are not strong in consciousness of complete mutual matching, the connector cannot be in mutual matching alignment with large force when the connector is plugged, the connector cannot form stable contact, and the phenomenon of poor contact of a contact guiding position easily occurs. The connector can be damaged due to poor contact in the discharging process for a long time, and the service life is shortened.

For the locking mode, the turnover lock catch means that a lock catch is arranged outside the connector, and the volume of the connector is increased although the lock catch is reliable; the rotation locking is realized by adding a rotation structure at the outer side of the connector and locking by using a track or a thread, and the non-direct insertion locking mode has the problem of inconvenient operation, so that a third-party user can lose patience and violently unlock; the screw locking is to lock the connector after the opposite insertion, which increases working hours and time and labor.

The present invention has been made in view of this situation.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a high current connector capable of being locked and unlocked quickly.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a heavy current connector of quick locking and unblock, is including the female end of the joint that is provided with the public end shell and is provided with the female end of joint of female end shell, still includes the retaining member, the retaining member includes metal casing, public end shell fixed connection be in the metal casing, public end shell is provided with public end shell installation step, the metal casing inboard is provided with metal casing installation step, public end shell installation step with metal casing installation step is equipped with the clearance in the axial direction, the metal casing other end is along radially outwards being provided with a fixture block, female end shell one end port department is provided with a draw-in groove, works as connect public end with when connecting female end and being in locking state, the fixture block with the draw-in groove joint.

Further, retaining member still includes handle 6, 6 fixed connection of handle are in metal casing one end, when the unblock, carry and draw handle 6, metal casing to 6 directions of handle remove, the fixture block breaks away from the draw-in groove.

Furthermore, a plurality of notches are formed in one side, away from the handle, of the clamping block.

Furthermore, a metal shell fixing groove and a metal shell fixing buckle are sequentially arranged on the inner wall of the metal shell.

Further, the joint male end further comprises a male end plastic part fixedly connected in the male end shell, a male end terminal fixedly connected in the male end plastic part, the joint female end further comprises a female end plastic part fixedly connected in the female end shell, a female end terminal fixedly connected in the female end plastic part, and the female end terminal electrically connected with the male end terminal.

Further, a public end plastic part fixed slot and a public end plastic part fixed buckle are arranged on the outer wall of the public end plastic part in sequence, wherein the metal shell fixed slot is connected with the public end plastic part fixed buckle in a clamping mode, and the public end plastic part fixed slot is connected with the metal shell fixed buckle in a clamping mode.

Furthermore, connecting holes are formed in two ends of the female terminal, and the male terminal is inserted into the connecting holes in one end.

Furthermore, the male end of the connector further comprises a plurality of guide pillars, the guide pillars are fixedly connected in the male end plastic part, a plurality of guide holes are formed in the female end plastic part, and the guide holes are inserted into the guide pillars.

Furthermore, one end of each of the guide post and the male terminal extends out from one side far away from the handle, and the extension length of the guide post is greater than that of the male terminal.

Furthermore, a groove is formed in the outer wall of the female end plastic part along the circumferential direction, and a sealing ring is arranged in the groove.

Compared with the prior art, the utility model has the beneficial effects that: this design is through adopting the mode of auto-lock joint to connect the public female end to carry out reliable connection, and the public female end of joint need not overturn or rotate when inserting the in-process, has improved the convenience when using, simultaneously, has seted up the several breach on the fixture block for the fixture block is multi-disc formula structure, under the prerequisite of guaranteeing firm in connection, has reduced the atress of pulling out to insert the public female joint, has improved the travelling comfort of using.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic illustration of an explosive structure according to the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a cross-sectional view of C-C of FIG. 2 in accordance with the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 3;

FIG. 5 is an enlarged view of a portion B of FIG. 3 according to the present invention;

FIG. 6 is an exploded view of the male end fitting of the present invention;

FIG. 7 is an exploded view of the female end fitting of the present invention;

FIG. 8 is a schematic structural view of a metal shell according to the present invention;

fig. 9 is a schematic structural view of the female housing of the present invention.

Reference numerals and component parts description referred to in the drawings:

1-a male end of a connector; 11-male end housing; 12-a metal housing; a fixture block-121; 1211-notch; 122-metal housing fixation slots; 123-metal shell fixing buckle; 124-antiskid lines; 13-male end plastic part; 131-male end plastic part fixing buckle; 132-male end plastic part fixing groove; 14-guide posts; 15-male terminal; 16-a handle; 2-joint female end; 21-female end housing; 211-card slot; 22-a sealing ring; 23-female end plastic part; 231-a guide hole; 24-female terminal; 241-connecting hole.

Detailed Description

The technical solution of the present invention will be clearly and completely described by the following detailed description. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, 6 and 7, a large current connector capable of being locked and unlocked quickly includes a male connector end 1 and a female connector end 2, the male connector end 1 serves as a movable end in the structure, the male connector end 1 includes a male connector housing 11 and a male connector plastic part 13 fixedly connected in the male connector housing 11, and a male connector terminal 15 is fixedly connected in the male connector plastic part 13, wherein the male connector terminal 15 includes a male connector power terminal and a male connector signal terminal. Connect female end 2 as the stiff end in this structure, connect female end 2 including female end shell 21, female end plastic part 23 of fixed connection in female end shell 21, female end terminal 24 of fixedly connected with in the female end plastic part 23, female end terminal 24 and the 15 electric connection of public end terminal, it is concrete, be provided with the fixed plate on the outer wall of female end shell 21, the fixed plate equipartition all around has the screw, it is fixed to be used for being connected with equipment, connecting hole 241 has been seted up at female end terminal 24 both ends, public end terminal 15 is pegged graft in one end connecting hole 241, with the function of realizing charging and discharging and signal transmission, this structural cooperation is firm closely, convenient connection.

Referring to fig. 5, 8 and 9, the locking device further includes a locking member, the locking member includes a handle 16 and a metal housing 12, the handle 16 is fixedly connected to one end of the metal housing 12, the male housing 11 is fixedly connected to the inside of the metal housing 12, the male housing 11 is provided with a male housing mounting step, the metal housing 12 is provided with a metal housing mounting step on the inner side, a gap is formed between the male housing mounting step and the metal housing mounting step in the axial direction, a clamping block 121 is radially and outwardly provided at the other end of the metal housing 12, a clamping groove 211 is provided at one end port of the female housing 21, when the male connector 1 and the female connector 2 are in a locking state, the clamping block 121 is clamped with the clamping groove 211, when the handle 16 is lifted, the metal housing 12 moves towards the handle 16, and the clamping block 121 is separated from the clamping groove 211. Specifically, metal casing 12 is cylindric setting, and it is the same with the holistic shape of connector, does to set up to other shapes such as square according to actual need, and metal casing 12 one end both sides are provided with the handle mounting hole, and handle 16 is installed to the facilitate mounting, and fixture block 121 keeps away from handle 16 one side and has seted up several breach 1211, and fixture block 121 adopts the multiple lamella formula structure, under the prerequisite of guaranteeing firm in connection, has reduced the atress of pulling out and inserting the male and female joint, has improved the travelling comfort of using. After the connector is accomplished to inserting, fixture block 121 and draw-in groove 211 lock each other for the public female joint locks each other, when the completion of charging, grips handle 16 and draws to keeping away from female end connector 2 directions, and fixture block 121 relative draw-in groove 211 inwards deforms and contracts and is extracted draw-in groove 211 under the effect of external force, can extract the joint public end 1 smoothly, forms the unblock state, adopts this structural design convenience of customers swiftly to use, makes things convenient for the staff to assemble or dismantle simultaneously. In addition, the outer wall of the metal shell 12 is also provided with anti-slip threads 124, so that the relative friction force when the metal shell 12 is held is increased, and the probability that the whole male end 1 of the connector falls off from a hand in use is reduced.

Referring to fig. 3 to 5, the inner wall of the metal shell 12 is sequentially provided with a metal shell fixing groove 122 and a metal shell fixing buckle 123, the outer wall of the male end shell 11 is sequentially provided with a male end plastic part fixing buckle 132 and a male end plastic part fixing buckle 131, the male end plastic part fixing buckle 131 is triangular, wherein the metal shell fixing groove 122 and the male end plastic part fixing buckle 131 are clamped, and the male end plastic part fixing buckle 132 and the metal shell fixing buckle 123 are clamped. The male end housing 11 is used for connecting the male end plastic part 13 and the metal housing 12 at the same time, and performing waterproof and dustproof protection.

Referring to fig. 6 and 7 again, a groove is formed in the outer wall of the female end plastic part 23 along the circumferential direction, and a sealing ring 22 is arranged in the groove, so that the waterproof and dustproof effects are achieved, and the service life of the connector can be effectively prolonged. Specifically, the O-ring 22 is adopted in the embodiment, and other types of sealing rings 22 such as Y-ring can be adopted according to actual needs, and in addition, the female end plastic part is provided with a plurality of guide holes 231 with shapes and sizes matched with the guide posts 14, and the guide holes 231 are inserted into the guide posts 14. One ends of the guide post 14 and the male terminal 15 extend from the side far away from the handle 16, and the extension length of the guide post 14 is greater than that of the male terminal 15, so that the contact between the guide post 14 and the guide hole 231 is earlier than that between the male terminal 15 and the female terminal 24, a guiding function is formed during mutual insertion, and parts are prevented from being damaged during mutual insertion of the male terminal 24 and the female terminal 24.

In this design, public end shell 11 and metal casing 12 and public end plastic part 13 form clearance fit, and adjacent mutual joint locking of piece has improved the efficiency of connecting, and the equipment can be accomplished fast to the connector of compriseing public end shell 11, metal buckle 121, public end plastic part 13, handle 16 to can auto-lock fast or unblock when using, need not rotate or overturn, improved the convenience of using.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. The utility model provides a quick locking and big current connector of unblock, includes the female end (2) of joint male end (1) that is provided with public end shell (11) and is provided with female end shell (21), its characterized in that, still includes the retaining member, the retaining member includes metal casing (12), public end shell (11) fixed connection in metal casing (12), public end shell (11) are provided with public end shell installation step, metal casing (12) inboard is provided with metal casing installation step, public end shell (11) installation step with metal casing (12) installation step has the clearance in the axial direction, the metal casing (12) other end is provided with a fixture block (121) along radial outside, female end shell (21) one end port department is provided with a draw-in groove (211), works as when joint public end (1) with female end (2) is in locking state, the clamping block (121) is clamped with the clamping groove (211).

2. A high current connector for quick locking and unlocking according to claim 1, wherein said locking member further comprises a handle (16), said handle (16) is fixedly connected to one end of said metal shell (12), when said locking member is unlocked, said handle (16) is pulled, said metal shell (12) moves toward said handle (16), and said latch (121) is disengaged from said catch (211).

3. A high current connector for quick locking and unlocking as claimed in claim 2, wherein said latch (121) has a plurality of notches (1211) on a side thereof remote from said handle (16).

4. A high current connector for quick locking and unlocking according to claim 2, wherein the inner wall of the metal shell (12) is provided with a metal shell fixing groove (122) and a metal shell fixing buckle (123) in sequence.

5. A large current connector capable of being locked and unlocked quickly according to claim 4, wherein the male connector end (1) further comprises a male plastic part (13) fixedly connected in the male housing (11), a male terminal (15) is fixedly connected in the male plastic part (13), the female connector end (2) further comprises a female plastic part (23) fixedly connected in the female housing (21), a female terminal (24) is fixedly connected in the female plastic part (23), and the female terminal (24) is electrically connected with the male terminal (15).

6. A large current connector capable of being locked and unlocked quickly according to claim 5, wherein a male end plastic part fixing groove (132) and a male end plastic part fixing buckle (131) are sequentially formed on the outer wall of the male end plastic part (13), wherein the metal shell fixing groove (122) is clamped with the male end plastic part fixing buckle (131), and the male end plastic part fixing groove (132) is clamped with the metal shell fixing buckle (123).

7. A large current connector capable of being locked and unlocked quickly as claimed in claim 5, wherein both ends of said female terminal (24) are provided with connecting holes (241), and said male terminal (15) is inserted into one end of said connecting hole (241).

8. A high current connector with quick locking and unlocking according to claim 5, wherein said male terminal (1) further comprises a plurality of guide posts (14), said guide posts (14) are fixedly connected in said male plastic member (13), said female plastic member (23) is provided with a plurality of guide holes (231), and said guide holes (231) are inserted into said guide posts (14).

9. A high current quick lock and unlock connector as claimed in claim 8 wherein said post (14) and said male terminal (15) each extend from a side remote from said handle (16) and said post (14) extends a greater length than said male terminal (15).

10. A high current connector with quick locking and unlocking according to claim 5, wherein the outer wall of the female plastic part (23) is provided with a groove along the circumferential direction, and a sealing ring (22) is arranged in the groove.

Images