CN210668814U

CN210668814U - Novel accurate electric connector with integral type waterproof construction

Info

Publication number: CN210668814U
Application number: CN201921722722.2U
Authority: CN
Inventors: 蒋胜雄
Original assignee: Shenzhen Ns Tech Co ltd
Current assignee: Shenzhen Ns Tech Co ltd
Priority date: 2019-10-15
Filing date: 2019-10-15
Publication date: 2020-06-02
Anticipated expiration: 2029-10-15

Abstract

The utility model discloses a novel precise electric connector with an integrated waterproof structure, which comprises a male connector, a female connector and a screw cap, wherein the male connector is provided with an accommodating cavity, a convex rib is arranged in the accommodating cavity, the outside of the accommodating cavity is divided into a front end accommodating cavity and a rear end accommodating cavity by a separator arranged around the accommodating cavity, and a screw thread is arranged outside the rear end accommodating cavity; the inner wall of the screw cap is provided with a thread matched with the thread of the male connector; the female connector is provided with a cavity, a convex rib is arranged in the cavity, the cavity comprises an inserting part used for being inserted into the rear end receiving cavity and an annular elastic piece arranged outside the cavity, and the annular elastic piece and the cavity are integrally formed and arranged around the cavity; the screw cap is sleeved after the female connector inserting part is inserted into the rear end accommodating cavity of the male connector, and the screw cap is fastened outside the accommodating cavity of the male connector to enable the female connector and the male connector to be in interference fit. The annular elastic piece is used as a waterproof ring, is directly integrated with the female connector, and is prevented from easily falling off or being misplaced or lost.

Description

Novel accurate electric connector with integral type waterproof construction

Technical Field

The utility model relates to an electrical connection field specifically is a waterproof type electric connector from taking integral type waterproof construction.

Background

In addition to meeting the general performance requirements, electrical connectors also have to achieve good contact, reliable operation, and convenient maintenance. The waterproof structure that market commonly used at present does: supporting sealing washer reaches water-proof effects through the extrusion sealing washer, because the line end connector often dismantles the easy deformation of plug sealing washer, loses the abnormal occurrence such as, leads to the junction to intake easily in the use and lead to the short circuit for the movable part.

SUMMERY OF THE UTILITY MODEL

The following presents a simplified summary of embodiments of the invention in order to provide a basic understanding of some aspects of the invention. It should be understood that the following summary is not an exhaustive overview of the invention. It is not intended to identify key or critical elements of the invention or to delineate the scope of the invention. Its sole purpose is to present some concepts in a simplified form as a prelude to the more detailed description that is discussed later.

According to one aspect of the application, a novel precise electric connector with an integrated waterproof structure is provided, and the novel precise electric connector comprises a male connector, a female connector and a screw cap, wherein the male connector is provided with an accommodating cavity, a convex rib is arranged in the accommodating cavity, the outside of the accommodating cavity is divided into a front end accommodating cavity and a rear end accommodating cavity by a partition piece arranged around the accommodating cavity, and a screw thread is arranged outside the rear end accommodating cavity; the inner wall of the screw cap is provided with a thread matched with the thread of the male connector; the female connector is provided with a cavity, a convex rib is arranged in the cavity, the cavity comprises an inserting part used for being inserted into the rear end receiving cavity and an annular elastic piece arranged outside the cavity, and the annular elastic piece and the cavity are integrally formed and arranged around the cavity; the screw cap is sleeved after the female connector inserting part is inserted into the rear end accommodating cavity of the male connector, and the screw cap is fastened outside the accommodating cavity of the male connector, so that the female connector and the male connector are in interference fit.

Further, in order to facilitate the insertion of the female connector insertion part into the male connector, the outer surface of the insertion part of the female connector is provided with a positioning groove so as to be quickly inserted into the male connector for connection.

Furthermore, the cavity of the female connector further comprises a second connecting part coaxially and fixedly connected with the inserting part, and a rotation stopping groove is formed in the outer surface of the second connecting part.

Furthermore, the screw teeth are arranged outside the front end receiving cavity of the male connector.

Furthermore, this novel accurate electric connector still includes the lock nut who holds the chamber cooperation installation with the front end of public connector receipts, and lock nut's internal thread and the thread cooperation installation screw lock that the chamber was held to the front end receipts.

Furthermore, a sealing ring is arranged between the locking nut and the separator.

Further, the accommodating cavity of the male connector and the cavity of the female connector are both cylindrical structures.

Further, the annular elastic member is an elastic member realized by tough plastic.

In this application, compare with prior art, through the annular elastic component direct and female connector integrated into one piece as waterproof circle, can prevent the waterproof rubber ring among the prior art defect that easily drops or misplaces or lose. Simultaneously, this application makes its interference fit through set up protruding muscle in connector and female connector altogether to make its sealed inclosed accommodation space that forms, realize very good water-proof effects.

To sum up, this application is through above-mentioned structural design, and the male and female connector joins in marriage the locking device who inserts back spiral cover and makes connector interference fit not only reach water-proof effects, but also have the installation simpler, waterproof good reliability's advantage.

Drawings

The invention may be better understood by referring to the following description in conjunction with the accompanying drawings, in which like reference numerals are used to designate like or similar parts throughout the figures thereof. The accompanying drawings, which are incorporated in and form a part of this specification, illustrate preferred embodiments of the present invention and, together with the detailed description, serve to explain the principles and advantages of the invention. In the drawings:

fig. 1 is an overall schematic view of the novel precision electrical connector of the present embodiment;

FIG. 2 is a schematic view of the installation of the male connector and the female connector of the novel precision electrical connector of the present embodiment;

FIG. 3 is an exploded view of the novel precision electrical connector of the present embodiment;

fig. 4a is a front view of the female connector of the novel precision electrical connector of the present embodiment, and fig. 4b is a cross-sectional view of the female connector;

fig. 5a is a front view of a male connector of the novel precision electrical connector of the present embodiment, and fig. 5b is a cross-sectional view of the male connector;

fig. 6a is a front view of the novel precision electrical connector of the present embodiment, and fig. 6b is a cross-sectional view of the novel precision electrical connector.

Detailed Description

Embodiments of the present invention will be described below with reference to the accompanying drawings. Elements and features described in one drawing or one embodiment of the invention may be combined with elements and features shown in one or more other drawings or embodiments. It should be noted that the figures and descriptions have omitted, for the sake of clarity, the representation and description of components and processes that are not relevant to the present invention and known to those of ordinary skill in the art.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The waterproof and reliable connection device is designed mainly aiming at the requirement of the service environment of the wire-to-wire/wire-to-enclosure electric connector on waterproof and reliable connection.

Specifically, referring to fig. 1 to 3, the novel precision electrical connector with an integrated waterproof structure includes a male connector 100, a female connector 200, a screw cap 300, and optionally a lock nut 400 and a seal ring 500, and the seal ring 500 and the lock nut 400 are not required when the terminal is made.

Referring to fig. 3 and fig. 5a and 5b, the male connector 100 has a receiving cavity, a rib 101 is disposed in the receiving cavity, a mounting groove 106 is disposed at a port of the receiving cavity, the receiving cavity is further provided with a mounting groove 106 for fitting the female connector, the receiving cavity is separated from the outside of the receiving cavity by a partition 102 disposed around the receiving cavity into a front receiving cavity 103 and a rear receiving cavity 104, and the outer sides of the front receiving cavity 103 and the rear receiving cavity 104 are both provided with threads.

Referring to fig. 3 and fig. 4a and 4b, the female connector 200 has a cavity, in which a second rib 201 is disposed, and the cavity includes an insertion portion 202 for being inserted into the rear-end receiving cavity 104, an annular elastic member 203 disposed outside the cavity, and a second connecting portion 204 coaxially and fixedly connected to the insertion portion 202. The annular elastic member 203 is implemented as a waterproof member, and is made of flexible plastic, and is integrally formed with and disposed around the cavity, and in this embodiment, the annular elastic member is designed to be an annular smooth convex structure, specifically, see an enlarged structure at a in fig. 4 b. The outer surface of the mating part 202 of the female connector 200 is provided with a positioning groove 205 for quick insertion into the male connector 100 for connection. In addition, the outer surface of the second connecting portion 204 is provided with a rotation stop groove 206.

The inner wall of the screw cap 300 is provided with threads to be engaged with the threads of the male connector 100.

Referring to fig. 6a and 6B, when the novel precision electrical connector is installed, the screw cap 300 is sleeved after the inserting part 202 of the female connector 200 is inserted into the receiving cavity of the male connector 100, the screw cap 300 is fastened outside the receiving cavity of the male connector 100, so that the female connector 200 and the male connector 100 are in interference fit, and the interference fit structure refers to an enlarged structure schematic diagram at B in fig. 6B.

The sealing ring 500 and the locking nut 400 are optional and can be assembled on a novel precise electric connector when necessary, and the internal thread of the locking nut 400 is matched with the thread of the front end receiving cavity 103 to install a screw lock. A seal ring 500 is provided between the lock nut 400 and the spacer 102 to provide further waterproofing of the whole.

In this embodiment, the structure of the terminal waterproof female connector and the chassis end waterproof male connector is specially designed, see fig. 3, the terminal waterproof female connector is cylindrical, the front end of the terminal waterproof female connector is provided with a foolproof positioning groove, and the rear end of the terminal waterproof female connector is provided with a rotation stopping groove; the waterproof male connector at the machine shell end is cylindrical, the front end of the waterproof male connector is externally provided with threads, the inner part of the waterproof male connector is provided with convex ribs, and the rear end of the waterproof male connector is provided with plain-cut threads. Wherein, annular elastic component is as waterproof circle, and direct and female connector integrated into one piece can prevent the waterproof rubber ring among the prior art defect that easily drops or misplaces or lose. Simultaneously, this application makes connector interference fit reach water-proof effects through public female connector join in marriage the locking device who inserts back helical cover through setting up protruding muscle in connector and female connector altogether, installs simpler, waterproof reliability is good.

It should be emphasized that the term "comprises/comprising" when used herein, is taken to specify the presence of stated features, elements, steps or components, but does not preclude the presence or addition of one or more other features, elements, steps or components.

While the present invention has been disclosed above by the description of specific embodiments thereof, it should be understood that all of the embodiments and examples described above are illustrative and not restrictive. Various modifications, improvements or equivalents to the invention may be devised by those skilled in the art within the spirit and scope of the appended claims. Such modifications, improvements and equivalents are also intended to be included within the scope of the present invention.

Claims

1. The utility model provides a novel accurate electric connector with waterproof structure of integral type which characterized in that: comprises a male connector, a female connector and a screw cap;

the male connector is provided with an accommodating cavity, a convex rib is arranged in the accommodating cavity, the outside of the accommodating cavity is divided into a front end accommodating cavity and a rear end accommodating cavity by a partition arranged around the accommodating cavity, and a screw thread is arranged outside the rear end accommodating cavity;

the inner wall of the screw cap is provided with a thread matched with the thread of the male connector;

the female connector is provided with a cavity, a convex rib is arranged in the cavity, the cavity comprises an inserting part used for being inserted into the rear end receiving cavity and an annular elastic piece arranged outside the cavity, and the annular elastic piece and the cavity are integrally formed and arranged around the cavity;

the screw cap is sleeved after the female connector inserting part is inserted into the rear end accommodating cavity of the male connector, and the screw cap is fastened outside the accommodating cavity of the male connector, so that the female connector and the male connector are in interference fit.

2. The novel precision electrical connector of claim 1, wherein: the outer surface of the inserting part of the female connector is provided with a positioning groove.

3. The novel precision electrical connector of claim 1, wherein: the cavity of the female connector further comprises a second connecting part coaxially and fixedly connected with the inserting part, and a rotation stopping groove is formed in the outer surface of the second connecting part.

4. The novel precision electrical connector of claim 1, wherein: and screw teeth are arranged outside the front end receiving cavity of the male connector.

5. The novel precision electrical connector of claim 1, wherein: the novel precise electric connector further comprises a locking nut which is installed in a matched mode with the front end receiving cavity of the male connector, and the internal thread of the locking nut is installed with the thread in the front end receiving cavity in a matched mode to form a screw lock.

6. The novel precision electrical connector of claim 5, wherein: and a sealing ring is arranged between the locking nut and the separator.

7. The novel precision electrical connector of claim 1, wherein: the cavity of acceping the chamber and female connector of public connector is cylindrical structure.

8. The novel precision electrical connector of claim 1, wherein: the annular elastic part is an elastic part realized by tough plastic.