CN215528039U

CN215528039U - Waterproof connector

Info

Publication number: CN215528039U
Application number: CN202121217231.XU
Authority: CN
Inventors: 李奎; 杜新霞
Original assignee: Bengbu Xinrui Electronic Technology Co ltd
Current assignee: Bengbu Xinrui Electronic Technology Co ltd
Priority date: 2021-06-02
Filing date: 2021-06-02
Publication date: 2022-01-14
Anticipated expiration: 2031-06-02

Abstract

The utility model discloses a waterproof connector, which comprises a male end and a female end, wherein a male end plug is fixedly connected with the male end, a female end socket is fixedly connected in the female end, and the male end plug is inserted in the female end socket, and the waterproof connector is characterized in that: female end connection elasticity watertight fittings, elasticity watertight fittings include the spring of a set of circumference equipartition, connect the fixed plate in the top of a set of spring, are equipped with the through-hole on the fixed plate and are used for passing female end socket connects the sealing washer on the fixed plate, the sealing washer with the coaxial setting of through-hole. The utility model has the advantages that: this connector passes through the elastic action of spring and compresses tightly the junction of sealing washer firmly at public end plug and female end socket, can prevent that water from getting into in public end plug and the female end socket, annular dop with the protruding cooperation setting of annular can prevent that moisture from getting into in public end and the female end in addition.

Description

Waterproof connector

Technical Field

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

Background

The electric connector is composed of a fixed-end electric connector, namely a female contact, and a free-end electric connector, namely a male contact, wherein a socket is fixed on an electric component through a disc, a welding mode is adopted individually, a plug is generally connected with a cable, the connection between the plug and the socket is realized through a connecting nut, and two types of circular electric connectors and rectangular electric connectors are classified according to the appearance. Most of electric connectors cannot be used in wading environment, damage may be caused by water entering the electric connectors in the wading environment, the damage of the electric connectors may directly cause the circuit to stop running, and the damage of the circuit may cause the equipment to directly stop running, so that great loss and harm may be brought to property safety and life safety of people.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a waterproof connector.

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

the utility model provides a waterproof connector, includes public end and female end, at public end fixed connection public end plug, at female end internal fixation connection female end socket, at female end socket interpolation public end plug female end connection elasticity watertight fittings, elasticity watertight fittings include the spring of a set of circumference equipartition, connect the fixed plate in the top of a set of spring, are equipped with the through-hole on the fixed plate and are used for passing female end socket connects the sealing washer on the fixed plate, the sealing washer with the coaxial setting of through-hole.

Preferably, the male end comprises an outer shell, an internal thread is connected to the inner side wall of the outer shell, the female end comprises an inner shell, an external thread is connected to the outer side wall of the inner shell, and the external thread is in threaded connection with the internal thread.

Preferably, the bottom of the inner side of the shell is connected with a cylinder, the upper end and the lower end of the cylinder are open, and the cylinder is fixedly connected with the male-end plug through a glass sintering layer.

Preferably, an annular protrusion is connected to the inner side of one end, facing the female end, of the cylinder, an annular clamping head is connected to the inner side of the inner shell, and the annular clamping head is matched with the annular protrusion.

Preferably, a guide rod is arranged on the inner side of each spring, the lower end of each guide rod is connected to the inner side wall of the female end, the upper end of each guide rod penetrates through the fixing plate, a group of guide holes are formed in the end face of the glass sintering layer, and the corresponding guide rods are inserted into the guide holes.

The utility model has the advantages that: when the male end and the female end are connected, the sealing ring can be firmly pressed at the joint of the male end plug and the female end socket through the elastic action of the spring, water can be prevented from entering the male end plug and the female end socket, and in addition, the annular clamping head is matched with the annular bulge, so that the waterproof performance of the connector is greatly improved.

Drawings

Fig. 1 is a schematic structural view of a waterproof connector according to the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

As shown in fig. 1, the waterproof connector provided by the utility model comprises a male end 1 and a female end 2, wherein the male end 1 comprises an outer shell 1.1, the outer shell 1.1 is a round box with an open lower end, an internal thread 1.2 is connected to the inner side wall of the outer shell 1.1, the female end 2 comprises an inner shell 2.1, the inner shell 2.1 is a round box with an open upper end, an external thread 2.2 is connected to the outer side wall of the inner shell 2.1, and the external thread 2.2 is in threaded connection with the internal thread 1.2.

Connect drum 1.3 at the inboard bottom of shell 1.1, both ends are uncovered about drum 1.3, through glass sintering layer 1.4 fixed connection public end plug 3 in drum 1.3, through glass sintering layer fixed connection female end socket 4 equally in female end 2, when female end 2 of 1 threaded connection in public end, in public end plug 3 grafting female end socket 4 to realize the electricity between public end 1 and the female end 2 and be connected.

At drum 1.3 orientation annular protrusion 1.6 is connected to the one end inboard of female end 2, in this embodiment, annular protrusion 1.6's cross section is semi-circular inner shell 2.1's inboard annular dop 2.3 of connecting, annular protrusion 1.6 of joint in annular dop 2.3, annular dop 2.3 and annular protrusion 1.6 are the rubber material, make zonulae occludens between annular dop 2.3 and the annular protrusion 1.6, can further improve waterproof performance, can effectively prevent inside water entering connector.

The female end 2 is connected with an elastic waterproof device 5, the elastic waterproof device 5 comprises a group of springs 6 which are uniformly distributed circumferentially, in the embodiment, the number of the group of springs 6 is two, a fixing plate 7 is connected above the two springs 6, the lower ends of the two springs 6 are connected on a glass sintered layer in the female end 2, a through hole 8 is arranged on the fixing plate 7 and is used for penetrating through the female end socket 4, a sealing ring 9 is connected on the fixing plate 7, the sealing ring 9 is coaxially arranged with the through hole 8, when the male end 1 is in threaded connection with the female end 2 and the male end plug 3 is inserted into the female end socket 4, the fixing plate 7 can move downwards under pressure to enable the female end socket 4 to penetrate through the through hole 8 and the sealing ring 9, the sealing ring 9 is tightly pressed below the base of the male end plug 3 under the elastic force of the springs 6 to enable the sealing ring 9 to seal the connection part of the male end plug 3 and the female end socket 4, preventing water from entering.

The inner side of each spring 6 is provided with a guide rod 6.1, the lower end of each guide rod 6.1 is connected to the inner side wall of the female end 2, the upper end of each guide rod 6.1 penetrates through the fixing plate 7, the end face of the glass sintering layer 1.4 is provided with a group of guide holes 1.5, the corresponding guide rods 6.1 are inserted into the guide holes 1.5, and the female end socket 4 can be accurately inserted into the through hole 8 and the sealing ring 9.

This connector is when using, 1 threaded connection female end 2 in public end, make 3 grafting female end sockets 4 of public end plug, realize the electricity and connect, 3 grafting female end sockets 4 in-process in public end plug, female end socket 4 passes through-hole 8 and sealing washer 9 in proper order, sealing washer 9 tightly presses in the base below of public end plug 3 under the spring action of spring 6, prevent that moisture from getting into from the junction of public end plug 3 and female end socket 4, in annular protruding 1.6 joint of drum 1.3 lower extreme advances annular dop 2.3 in addition, can prevent that moisture from getting into in the connector, further improve waterproof performance.

Claims

1. The utility model provides a waterproof connector, includes public end (1) and female end (2), at public end (1) fixed connection public end plug (3), at female end socket (4) of fixed connection in female end (2), peg graft in female end socket (4) public end plug (3), its characterized in that: female end (2) are connected elasticity watertight fittings (5), and elasticity watertight fittings (5) are including spring (6) of a set of circumference equipartition, connect fixed plate (7) in the top of a set of spring (6), are equipped with through-hole (8) on fixed plate (7) and are used for passing female end socket (4) connect sealing washer (9) on fixed plate (7), sealing washer (9) with through-hole (8) coaxial setting.

2. A watertight connector as claimed in claim 1, characterized in that: male end (1) includes shell (1.1), connects internal thread (1.2) on the inside wall of shell (1.1), female end (2) including inner shell (2.1), connects external screw thread (2.2) on the lateral wall of inner shell (2.1), and external screw thread (2.2) threaded connection internal thread (1.2).

3. A watertight connector as claimed in claim 2, characterized in that: the bottom of the inner side of the shell (1.1) is connected with a cylinder (1.3), the upper end and the lower end of the cylinder (1.3) are open, and the cylinder (1.3) is fixedly connected with the male plug (3) through a glass sintering layer (1.4).

4. A watertight connector as claimed in claim 3, characterized in that: the cylinder (1.3) faces towards the inner side of one end of the female end (2) and is connected with an annular protrusion (1.6), the inner side of the inner shell (2.1) is connected with an annular clamping head (2.3), and the annular clamping head (2.3) is matched with the annular protrusion (1.6).

5. A watertight connector as claimed in claim 3, characterized in that: the inner side of each spring (6) is provided with a guide rod (6.1), the lower end of each guide rod (6.1) is connected to the inner side wall of the female end (2), the upper end of each guide rod (6.1) penetrates through the fixing plate (7), the end face of the glass sintering layer (1.4) is provided with a group of guide holes (1.5), and the corresponding guide rods (6.1) are inserted into the guide holes (1.5).