CN216529530U

CN216529530U - Independent waterproof electric connector socket

Info

Publication number: CN216529530U
Application number: CN202122508642.0U
Authority: CN
Inventors: 王敦文; 聂辉; 彭果
Original assignee: Wenyi Precision Technology Shanghai Co ltd
Current assignee: Wenyi Precision Technology Shanghai Co ltd
Priority date: 2021-10-18
Filing date: 2021-10-18
Publication date: 2022-05-13
Anticipated expiration: 2031-10-18

Abstract

The utility model discloses a single waterproof electric connector socket, which comprises: the plug comprises a socket shell, wherein a pin insulator is arranged at the tail end in the socket shell and is in sealed connection with the socket shell; the contact pin penetrates through the contact pin insulator, a waterproof unit is arranged between the contact pin and the contact pin insulator, and the waterproof unit can enable the contact pin and the contact pin insulator to be sealed mutually; the tail cover covers the tail part of the socket shell, the tail cover is sleeved on the contact pin, and the tail cover can lock the contact pin in the socket shell. The utility model makes all parts in the whole socket shell mutually sealed, achieves the independent waterproof effect, thereby greatly improving the integral waterproof performance of the socket, and simultaneously, the utility model also has the advantages of simple structure, low production cost and the like.

Description

Independent waterproof electric connector socket

Technical Field

The utility model relates to the technical field of electric connectors, in particular to a single waterproof electric connector socket.

Background

With the rapid rise of the electric automobile market, the automobile electric connector becomes a new hot point for the application of the connector. Compared with a common connector, the automobile electric connector has higher requirements on the reliability and safety of products. The main function of the electrical connector is to connect the power key module power modules. The electrical connector is generally divided into a plug and a socket, and when the plug and the socket are plugged, the electrical connector plays a role in communicating a circuit. All have waterproof requirement to the electric connection of automobile application field, prevent that the vehicle from wading into water when causing the equipment short circuit because of the connection position.

Conventional electrical connectors typically meet certain waterproof requirements after mating of the plug and receptacle, but most receptacles in the unplugged state are not individually waterproof. The socket is installed on a box or a battery pack which has high waterproof requirements, so that the waterproof requirements are particularly important, and serious potential safety hazards exist on the running of a vehicle if water seepage occurs. The traditional sockets which can be independently waterproof are complex in design structure and high in cost, and the individual sockets which can be independently waterproof are also complex in design and high in cost.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide a waterproof electrical connector socket with simple structure, low cost and good waterproof effect.

An individually waterproof electrical connector receptacle comprising:

the plug pin insulator is arranged at the tail end inside the socket shell and is connected with the socket shell in a sealing mode;

the contact pin penetrates through the contact pin insulator, a waterproof unit is arranged between the contact pin and the contact pin insulator, and the waterproof unit can enable the contact pin and the contact pin insulator to be sealed mutually;

the tail cover covers the tail part of the socket shell, the tail cover is sleeved on the contact pin, and the tail cover can lock the contact pin in the socket shell.

In one embodiment, the pins comprise power pins, pin insulating caps, signal pins and signal wires;

the power contact pin penetrates through the middle part of the contact pin insulator, and the contact pin insulating cap is arranged at one end, positioned in the socket shell, of the power contact pin;

the signal contact pin is arranged on the side of the contact pin insulator in a penetrating mode, one end of the signal contact pin is connected with one end of the signal wire, and the other end of the signal wire penetrates through the tail cover and then extends out of the tail cover.

In one embodiment, the waterproof unit comprises a groove, a sealing ring and a protrusion;

the groove is arranged in the circumferential direction of the middle part of the power contact pin, and the sealing ring is clamped between the groove and the contact pin insulator;

the protrusion is arranged on the outer surface of the signal contact pin, and the signal contact pin is in interference fit with the contact pin insulator through the protrusion.

In one embodiment, the signal line and the pin insulator are hermetically connected by glue.

In one embodiment, the inner side of the tail part of the socket shell is provided with a flange, and the pin insulator is covered and fixed on the flange.

In one embodiment, a gasket is mounted to the outside of the receptacle housing.

In one embodiment, the tail cover is provided with an elastic buckle, the socket shell is provided with a boss, and the elastic buckle is matched with the boss.

In one embodiment, the tail portion of the signal pin is fixedly connected with the signal wire through soldering.

According to the independent waterproof electric connector socket, the sealed pin insulator is arranged in the socket shell, and the waterproof unit is arranged between the pin and the pin insulator to seal, so that all parts in the whole socket shell are sealed mutually, the independent waterproof effect is achieved, the integral waterproof performance of the socket is greatly improved, and meanwhile, the independent waterproof electric connector socket also has the advantages of simple structure, low production cost and the like.

Drawings

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

FIG. 1 is a schematic view of the construction of an individual waterproof electrical connector receptacle of the present invention;

fig. 2 is a cross-sectional view of a receptacle power pin of the present invention;

fig. 3 is a cross-sectional view of a signal pin of the receptacle of the present invention.

Detailed Description

To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-3, an embodiment of the present invention provides a waterproof electrical connector receptacle, comprising: a socket housing 1, a pin 3 and a tail cap 5.

A pin insulator 2 is arranged at the tail end of the interior of the socket shell 1, and the pin insulator 2 is hermetically connected with the socket shell 1; optionally, the pin insulator 2 and the socket housing 1 may be formed into a whole through plastic packaging process, so as to achieve a better sealing effect.

The contact pin 3 penetrates through the contact pin insulator 2, a waterproof unit 4 is arranged between the contact pin 3 and the contact pin insulator 2, and the waterproof unit 4 can enable the contact pin 3 and the contact pin insulator 2 to be sealed mutually;

the tail cover 5 covers the tail part of the socket shell 1, the tail cover 5 is sleeved on the contact pin 3, and the contact pin 3 can be locked in the socket shell 1. In this way, loosening or slipping-out of the pin 3 out of the socket housing 1 can be prevented.

According to the independent waterproof electric connector socket, the sealed pin insulator 2 is arranged in the socket shell 1, and the waterproof units 4 are arranged between the pins 3 and the pin insulator 2 for mutual sealing, so that all parts in the whole socket shell 1 are mutually sealed, and the independent waterproof effect is achieved, and the integral waterproof performance of the socket is greatly improved.

In an embodiment of the present invention, the pin 3 includes a power pin 31, a pin insulating cap 32, a signal pin 33, and a signal line 34;

the power pin 31 is arranged in the middle of the pin insulator 2 in a penetrating way, and the pin insulator cap 32 is arranged at one end of the power pin 31 which is positioned in the socket shell 1; the pin insulating cap 32 plays a role in insulation and isolation, and improves the safety of use.

The signal pin 33 penetrates through the side of the pin insulator 2, one end of the signal pin 33 is connected with one end of the signal wire 34, and the other end of the signal wire 34 penetrates through the tail cover 5 and then extends out of the tail cover.

In an embodiment of the present invention, the waterproof unit 4 includes a groove 41, a seal ring 42, and a protrusion 43;

the groove 41 is arranged in the circumferential direction of the middle part of the power pin 31, and the sealing ring 42 is clamped between the groove 41 and the pin insulator 2; in this embodiment, the sealing ring 42 may be an O-ring or the like, and the O-ring is pressed between the groove 41 and the pin insulator 2 to achieve a waterproof sealing function.

Further, the protrusion 43 is provided on the outer surface of the signal pin 33, and the signal pin 33 is interference-fitted with the pin insulator 2 through the protrusion 43. Specifically, a channel is formed in the pin insulator 2, and after the signal pin 33 is inserted into the channel of the pin insulator 2, the protrusion 43 is in interference fit with the inner wall of the channel of the pin insulator 2, so as to fix the signal pin 33.

In an embodiment of the present invention, the signal line 34 and the pin insulator 2 are hermetically connected by glue 7. In this way, the glue 7 can close the gap between the signal line 34 and the pin insulator 2, thereby further improving the waterproof effect.

In an embodiment of the present invention, a flange 11 is disposed on an inner side of a tail portion of the socket housing 1, and the pin insulator 2 is fixed to the flange 11 in a covering manner. Thus, the contact area between the pin insulator 2 and the socket housing 1 can be increased, and the fixation firmness of the pin insulator 2 can be improved.

In one embodiment of the present invention, a gasket 6 is mounted on the outside of the socket housing 1. The concrete address can set up the recess in the outside of socket shell 1, puts into sealed pad 6 in the recess, so to play and external installation box between sealed effect.

It should be noted that, in this embodiment, the tail cover 5 is provided with an elastic buckle 51, the socket housing 1 is provided with a boss 12, and the elastic buckle 51 is matched with the boss 12. This makes it possible to quickly fix the tail cover 5. In some embodiments, the tail cap 5 may be further connected to the socket housing 1 by screwing or the like.

In an embodiment of the present invention, the tail of the signal pin 33 is fixedly connected to the signal line 34 by solder. The connection is convenient and the firmness is good.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-described examples merely represent several embodiments of the present application and are not to be construed as limiting the scope of the claims. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. An individually waterproof electrical connector receptacle, comprising:

the socket comprises a socket shell (1), wherein a pin insulator (2) is arranged at the tail end of the interior of the socket shell (1), and the pin insulator (2) is hermetically connected with the socket shell (1);

the contact pin (3) penetrates through the contact pin insulator (2), a waterproof unit (4) is arranged between the contact pin (3) and the contact pin insulator (2), and the waterproof unit (4) can enable the contact pin (3) and the contact pin insulator (2) to be sealed mutually;

tail-hood (5), tail-hood (5) lid closes the afterbody of socket shell (1), tail-hood (5) cover is established on contact pin (3), just tail-hood (5) can with contact pin (3) lock is in the inside of socket shell (1).

2. The individually waterproof electrical connector receptacle according to claim 1, characterized in that the pins (3) comprise power pins (31), pin insulation caps (32), signal pins (33) and signal wires (34);

the power pin (31) penetrates through the middle part of the pin insulator (2), and the pin insulator cap (32) is arranged at one end of the power pin (31) which is positioned in the socket shell (1);

the signal pin (33) penetrates through the side of the pin insulator (2), one end of the signal pin (33) is connected with one end of the signal wire (34), and the other end of the signal wire (34) penetrates through the tail cover (5) and then extends out of the tail cover.

3. An individually watertight electrical connector socket according to claim 2, characterized in that the watertight unit (4) comprises a groove (41), a sealing ring (42) and a protrusion (43);

the groove (41) is arranged in the circumferential direction of the middle part of the power pin (31), and the sealing ring (42) is clamped between the groove (41) and the pin insulator (2);

the bulge (43) is arranged on the outer surface of the signal pin (33), and the signal pin (33) is in interference fit with the pin insulator (2) through the bulge (43).

4. Individual watertight electrical connector socket according to claim 2 or 3, characterized in that the signal line (34) is sealingly connected with the pin insulator (2) by means of glue.

5. A single watertight electric connector socket as claimed in claim 1, wherein a flange (11) is provided inside a rear portion of said socket housing (1), and said pin insulator (2) is fixed to said flange (11) in a covering manner.

6. A single watertight electrical connector socket as claimed in claim 1, characterized in that a gasket (6) is mounted on the outside of the socket housing (1).

7. An individually waterproof electrical connector socket according to claim 1, wherein the tail cap (5) is provided with an elastic catch (51), the socket housing (1) is provided with a boss (12), and the elastic catch (51) is engaged with the boss (12).

8. A single watertight connector socket as claimed in claim 2, wherein the tail portions of the signal pins (33) are fixedly connected to the signal wires (34) by soldering.