CN210404174U

CN210404174U - Waterproof connector

Info

Publication number: CN210404174U
Application number: CN201921216485.2U
Authority: CN
Inventors: 蔡宗明; 杨磊; 汪智超; 李尧
Original assignee: Dongguan CCP Contact Probes Co Ltd
Current assignee: Dongguan CCP Contact Probes Co Ltd
Priority date: 2019-07-30
Filing date: 2019-07-30
Publication date: 2020-04-24
Anticipated expiration: 2029-07-30

Abstract

The utility model discloses a waterproof connector, including plug and socket, the plug with the socket coupling of pegging graft mutually, the plug is including the first locating plate and the insertion portion that are connected, first locating plate is kept away from one side of insertion portion is equipped with first sealed pad, the insertion portion periphery is equipped with the sealing washer, the socket is including the second locating plate and the depressed part that are connected, the depressed part has the insert region, the second locating plate is close to one side of depressed part is equipped with the sealed pad of second, the insertion portion inserts the insert region of depressed part realizes the plug with the grafting coupling of socket. The waterproof connector has a good waterproof effect, has the advantages of small size and large number of coaxial polarities, and can meet the requirement that the plug and the socket are inserted and pulled out at 360-degree angles.

Description

Waterproof connector

Technical Field

The utility model relates to a connector technical field, more specifically relate to a waterproof connector.

Background

Although the variety of electrical connectors is wide, most electrical connectors are basically composed of a plug and a socket that can be plug-coupled to each other.

Electrical connectors are known which, depending on the application, may have one or more electrical connection terminals for transmitting electrical power, electrical signals or both; in order to increase the reliability and safety level of the electrical connector, the functions of anti-pulling, dust-proof and water-proof are also common basic requirements;

most of the known electrical connectors are designed to be inserted and pulled in a linear manner, in other words, both a plug and a socket of the electrical connector can only be inserted and pulled in a coaxial linear direction, and because space is limited, the existing waterproof structure is designed in a complex manner, so that the connector is large in size. Meanwhile, the number of coaxial terminals is small, and the increasingly developed intelligent system is difficult to meet.

Therefore, there is a need to provide a waterproof connector to solve the above-mentioned deficiencies of the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a waterproof connector with water-proof effects.

In order to realize the above object, the utility model provides a waterproof connector, including plug and socket, the plug with the socket can the grafting coupling of each other, the plug is including the first locating plate and the portion of inserting that are connected, first locating plate is kept away from one side of portion of inserting is equipped with first sealed pad, the portion of inserting periphery is equipped with the sealing washer, the socket is including the second locating plate and the depressed part that are connected, the depressed part has the insert region, the second locating plate is close to one side of depressed part is equipped with the sealed pad of second, the portion of inserting inserts the region of inserting of depressed part is realized the plug with the grafting coupling of socket.

Compared with the prior art, the utility model discloses a waterproof connector, including plug and the socket of grafting coupling mutually, utilize to be equipped with the sealing washer in the insertion portion periphery, work as the insertion portion inserts during the insert region of depressed part, the inner wall of sealing washer butt extrusion depressed part realizes waterproofly. Meanwhile, a first sealing gasket is arranged on one side, away from the insertion part, of the first positioning plate, and when the plug is installed with an external device, the first sealing gasket can be abutted and extruded with the external device (box wall), so that water resistance is realized; and a second sealing gasket is arranged on one side, close to the concave part, of the second positioning plate, and can be abutted and extruded with an external device (box wall) when the socket is installed with the external device, so that water resistance is realized. Therefore, the waterproof connector of the present application has an excellent waterproof effect.

Preferably, the insertion portion is recessed to form a groove for mounting the seal ring, and the surface of the recessed portion is provided with a limiting groove for positioning the seal ring.

Preferably, the first positioning plate and the insertion portion are integrally formed, and the second positioning plate and the recess portion are integrally formed.

Preferably, the insertion part comprises at least two male end insulation parts arranged in a surrounding manner and an electric connection male end terminal arranged in a manner of being attached to the male end insulation parts, and a gap is formed between every two adjacent male end insulation parts;

depressed part includes that at least two encircle female end insulating part and the laminating that sets up female end terminal is connected to the electricity that female end insulating part set up, and is adjacent be equipped with the clearance between the female end insulating part, the public end terminal of electricity connection with female end terminal is to dismantle the setting.

Preferably, the male end insulating part comprises a first male end insulating part, a second male end insulating part arranged inside the first male end insulating part, and a third male end insulating part arranged inside the second male end insulating part, and the first male end insulating part, the second male end insulating part, and the third male end insulating part surround the same axial lead;

female end insulating part includes first female end insulating part, locates female end insulating part of the inboard second of first female end insulating part, locates female end insulating part of the inboard third of second, first female end insulating part of second with female end insulating part of third encircles same axial lead.

Preferably, the male electrical connection terminal includes a first male electrical connection terminal, a second male electrical connection terminal, a third male electrical connection terminal, a fourth male electrical connection terminal, and a fifth male electrical connection terminal, the first male electrical connection terminal is attached to the inner side of the first male end insulating portion, the second male electrical connection terminal and the third male electrical connection terminal are attached to both sides of the second male end insulating portion, and the fourth male electrical connection terminal and the fifth male electrical connection terminal are attached to both sides of the third male end insulating portion;

female end terminal of electricity connection includes that female end terminal is connected to first electricity, second electricity, female end terminal is connected to third electricity, female end terminal is connected to fourth electricity and female end terminal is connected to fifth electricity, female end terminal is connected to first electricity with female end terminal subsides are located to second electricity the both sides of the female end insulating part of second, female end terminal is connected to the third electricity with female end terminal subsides are located to fourth electricity female end terminal subsides the both sides of the female end insulating part of third, female end terminal is connected to fifth electricity with the axle central line collineation setting of depressed part.

Preferably, the first electrically connecting male terminal, the second electrically connecting male terminal, the third electrically connecting male terminal, the fourth electrically connecting male terminal and the fifth electrically connecting male terminal are disposed on the same axis;

the first electric connection female terminal, the second electric connection female terminal, the third electric connection female terminal, the fourth electric connection female terminal and the fifth electric connection female terminal are arranged in the same axis, and the plug and the socket can be plugged in a blind manner by 360 degrees.

Preferably, the first positioning plate, the first male end insulating portion, the second male end insulating portion and the third male end insulating portion are integrally formed.

Preferably, the second positioning plate, the first female end insulating portion, the second female end insulating portion, and the third female end insulating portion are integrally formed.

Preferably, the first positioning plate and the second positioning plate are both provided with mounting holes, and the plug and the socket are fixed by means of the mounting holes.

The invention will become more apparent from the following description when taken in conjunction with the accompanying drawings which illustrate embodiments of the invention.

Drawings

Fig. 1 is a schematic cross-sectional view of the waterproof connector of the present invention.

Fig. 2 is a schematic structural view of a plug of the waterproof connector shown in fig. 1.

Fig. 3 is a schematic view of the plug shown in fig. 2 at another angle.

Fig. 4 is a schematic cross-sectional view of the plug of fig. 2.

Fig. 5 is a schematic view showing a structure of a socket in the waterproof connector of fig. 1.

Fig. 6 is a schematic view of the socket shown in fig. 5 at another angle.

Fig. 7 is a schematic cross-sectional view of the socket shown in fig. 5.

Description of the element reference numerals

The waterproof connector 100, the plug 10, the first positioning plate 11, the insertion portion 12, the groove 121, the first male end insulation portion 1231, the second male end insulation portion 1233, the third male end insulation portion 1235, the first electrical connection male end terminal 1251, the second electrical connection male end terminal 1253, the third electrical connection male end terminal 1255, the fourth electrical connection male end terminal 1257, the fifth electrical connection male end terminal 1259, the mounting hole 127, the first gasket 20, the seal ring 30, the socket 40, the second positioning plate 41, the recessed portion 42, the stopper groove 421, the first female end insulation portion 4231, the second female end insulation portion 4233, the third female end insulation portion 4235, the first electrical connection female end terminal 4251, the second electrical connection female end terminal 4253, the third electrical connection female end terminal 4255, the fourth electrical connection female end terminal 4257, the fifth electrical connection female end terminal 4259, the insertion region 43, and the second gasket 50.

Detailed Description

Referring to fig. 1, the waterproof connector 100 of the present invention includes a plug 10 and a socket 40, the plug 10 and the socket 40 can be coupled by plugging, the plug 10 includes a first positioning plate 11 and an insertion portion 12 (as shown in fig. 2) connected to each other, a first sealing gasket 20 is disposed on one side of the first positioning plate 11 away from the insertion portion 12, a sealing ring 30 is disposed on the periphery of the insertion portion 12, the socket 40 includes a second positioning plate 41 and a recess 42 (as shown in fig. 6) connected to each other, the recess 42 has an insertion region 43, a second sealing gasket 50 is disposed on one side of the second positioning plate 41 close to the recess 42, and the insertion region 43 of the insertion portion 12 inserted into the recess 42 realizes the plug 10 and the socket 40. In the present embodiment, the first positioning plate 11, the second positioning plate 41, the insertion portion 12 and the recess portion 42 are circular, but not limited thereto. When the insertion portion 12 is inserted into the insertion region 43 of the recess 42, the plug 10 and the socket 40 are plug-coupled to each other to form a passage. The sealing ring 30 is abutted against the inner wall of the extrusion concave part 42 to realize water prevention; the first sealing gasket 20 can be abutted and extruded with an external device, so that the waterproof effect is realized; the second gasket 50 can be pressed against an external device, thereby achieving waterproofing. Thereby allowing the waterproof connector 100 to have an excellent waterproof effect.

Referring to fig. 1, the insertion portion 12 is recessed with a groove 121 for installing the sealing ring 30, and the surface of the recessed portion 42 is provided with a limiting groove 421 for positioning the sealing ring 30, so as to improve the waterproof effect. With first locating plate 11 and the setting of portion of inserting 12 integrated into one piece, second locating plate 41 and depressed part 42 are integrated into one piece and set up, can improve plug 10 and socket 40's life, and through mould demolding production, can realize quick production.

Referring to fig. 2-4, the insertion portion 12 includes at least two male end insulating portions surrounding and an electrically connecting male end terminal attached to the male end insulating portions, a gap is formed between adjacent male end insulating portions, and the electrically connecting male end terminal is disposed around the male end insulating portions, so that the size of the product can be reduced, and multi-polarity connection can be realized in a limited small-size space. Specifically, in the present embodiment, the male end insulating portion includes a first male end insulating portion 1231, a second male end insulating portion 1233 disposed inside the first male end insulating portion 1231, and a third male end insulating portion 1235 disposed inside the second male end insulating portion 1233, and the first male end insulating portion 1231, the second male end insulating portion 1233, and the third male end insulating portion 1235 are disposed around the same axis. Further, the male terminal for electrical connection includes a first male terminal 1251 for electrical connection, a second male terminal 1253 for electrical connection, a third male terminal 1255 for electrical connection, a fourth male terminal 1257 for electrical connection, and a fifth male terminal 1259 for electrical connection, the first male terminal 1251 for electrical connection is attached to the inner side of the first male insulating portion 1231, the second male terminal 1253 for electrical connection and the third male terminal 1255 for electrical connection are attached to the two sides of the second male insulating portion 1233, and the fourth male terminal 1257 for electrical connection and the fifth male terminal 1259 for electrical connection are attached to the two sides of the third male insulating portion 1235.

Referring to fig. 5-7, the recessed portion 42 includes at least two female end insulating portions surrounding the female end and an electrically connecting female end terminal attached to the female end insulating portions, a gap is formed between adjacent female end insulating portions, and the electrically connecting male end terminal and the electrically connecting female end terminal are detachably disposed. The electric connection is realized by the plug-in of the electric connection male terminal and the electric connection female terminal, and signals or current can be transmitted. The electric connection female terminal is arranged around the female terminal insulating part, so that the volume of a product can be reduced, and multi-polarity connection can be realized in a limited small-volume space. Specifically, the female end insulation portion includes a first female end insulation portion 4231, a second female end insulation portion 4233 disposed inside the first female end insulation portion 4231, and a third female end insulation portion 4235 disposed inside the second female end insulation portion 4233, and the first female end insulation portion 4231, the second female end insulation portion 4233, and the third female end insulation portion 4235 are disposed around the same axis. Specifically, the electrical connection female terminal includes a first electrical connection female terminal 4251, a second electrical connection female terminal 4253, a third electrical connection female terminal 4255, a fourth electrical connection female terminal 4257 and a fifth electrical connection female terminal 4259, the first electrical connection female terminal 4251 and the second electrical connection female terminal 4253 are attached to both sides of the second female end insulating portion 4233, the third electrical connection female terminal 4255 and the fourth electrical connection female terminal 4257 are attached to both sides of the third female end insulating portion 4235, and the fifth electrical connection female terminal 4259 and an axial center line of the recessed portion 42 are arranged in a collinear manner. When the first electrical connection female terminal 4251, the second electrical connection female terminal 4253, the third electrical connection female terminal 4255, the fourth electrical connection female terminal 4257 and the fifth electrical connection female terminal 4259 are respectively matched with the first electrical connection male terminal 1251, the second electrical connection male terminal 1253, the third electrical connection male terminal 1255, the fourth electrical connection male terminal 1257 and the fifth electrical connection male terminal 1259, the plug 10 is electrically connected to the socket 40. When the plug 10 and the socket 40 are coupled to each other by plugging, the first, second and third

male end insulators

1231, 1233 and 1235 are respectively located inside the first, second and third

female end insulators

4231, 4233 and 4235.

Referring to fig. 1, a first electrical male terminal 1251, a second electrical male terminal 1253, a third electrical male terminal 1255, a fourth electrical male terminal 1257 and a fifth electrical male terminal 1259 are coaxially disposed; the first electrical connection female terminal 4251, the second electrical connection female terminal 4253, the third electrical connection female terminal 4255, the fourth electrical connection female terminal 4257 and the fifth electrical connection female terminal 4259 are coaxially arranged, so that the plug 10 and the socket 40 can be blindly inserted by 360 degrees. By arranging all 5 polarities of the waterproof connector 100 on the same axis, it is possible to insert and extract the plug 10 and the socket 40 at an angle of 360 °.

In a preferred embodiment, the first positioning plate 11, the first male end insulating part 1231, the second male end insulating part 1233 and the third male end insulating part 1235 are integrally formed, so that the service life of the waterproof connector 100 is prolonged, and the waterproof connector can be efficiently produced.

In another preferred embodiment, the second positioning plate 41, the first female end insulating part 4231, the second female end insulating part 4233 and the third female end insulating part 4235 are integrally formed, the service life of the watertight connector 100 is prolonged, and the watertight connector can be efficiently produced.

Referring to fig. 1, the first positioning plate 11 and the second positioning plate 41 are both provided with mounting holes 127, and the plug 10 and the socket 40 are fixed by the mounting holes 127, so as to improve the stability of the waterproof connector 100.

Compared with the prior art, the utility model discloses a waterproof connector 100, including plug 10 and the socket 40 of grafting coupling each other, utilize to be equipped with sealing washer 30 in insertion portion 12 periphery, when insertion portion 12 inserts the region 43 of inserting of depressed part 42, the inner wall of sealing washer 30 butt extrusion depressed part 42 realizes waterproofly. Meanwhile, a first sealing gasket 20 is arranged on one side of the first positioning plate 11, which is far away from the insertion part 12, and when the plug 10 is installed with an external device, the first sealing gasket 20 can be abutted and extruded with the external device (box wall), so that water resistance is realized; a second sealing gasket 50 is further disposed on a side of the second positioning plate 41 close to the recess 42, and when the socket 40 is installed with an external device, the second sealing gasket 50 can be pressed against the external device (a wall of the box), so as to prevent water. Therefore, the waterproof connector 100 of the present application has an excellent waterproof effect.

The present invention has been described above with reference to the preferred embodiments, but the present invention is not limited to the above-disclosed embodiments, and various modifications, equivalent combinations, which are made according to the essence of the present invention, should be covered.

Claims

1. The waterproof connector is characterized by comprising a plug and a socket, wherein the plug and the socket can be mutually spliced and coupled, the plug comprises a first positioning plate and an inserting part which are connected, a first sealing gasket is arranged on one side, away from the inserting part, of the first positioning plate, a sealing ring is arranged on the periphery of the inserting part, the socket comprises a second positioning plate and a concave part which are connected, the concave part is provided with an inserting area, a second sealing gasket is arranged on one side, close to the concave part, of the second positioning plate, and the inserting area, inserted into the concave part, of the inserting part realizes the splicing and coupling of the plug and the socket.

2. The waterproof connector according to claim 1, wherein a groove for mounting the sealing ring is recessed in the insertion portion, and a stopper groove for positioning the sealing ring is provided on a surface of the recessed portion.

3. The watertight connector as recited in claim 1, wherein the first positioning plate and the insertion portion are integrally formed, and the second positioning plate and the recess portion are integrally formed.

4. The waterproof connector according to claim 1, wherein the insertion portion includes at least two male end insulating portions arranged circumferentially and an electrically connecting male end terminal arranged to be fitted to the male end insulating portions, a gap being provided between adjacent male end insulating portions;

5. The waterproof connector according to claim 4, wherein the male end insulating portion includes a first male end insulating portion, a second male end insulating portion provided inside the first male end insulating portion, and a third male end insulating portion provided inside the second male end insulating portion, the first male end insulating portion, the second male end insulating portion, and the third male end insulating portion surrounding the same axial line;

6. The waterproof connector according to claim 5, wherein the electrical connection male terminal includes a first electrical connection male terminal attached to an inner side of the first male end insulating portion, a second electrical connection male terminal, a third electrical connection male terminal, a fourth electrical connection male terminal and a fifth electrical connection male terminal attached to both sides of the second male end insulating portion, the fourth electrical connection male terminal and the fifth electrical connection male terminal attached to both sides of the third male end insulating portion;

7. The waterproof connector according to claim 6, wherein the first electrical connection male terminal, the second electrical connection male terminal, the third electrical connection male terminal, the fourth electrical connection male terminal and the fifth electrical connection male terminal are coaxially arranged;

the first electric connection female terminal, the second electric connection female terminal, the third electric connection female terminal, the fourth electric connection female terminal and the fifth electric connection female terminal are arranged in the same axis, and the plug and the socket can be subjected to 360-degree blind plugging.

8. The watertight connector as recited in claim 5, wherein the first retainer plate, the first male end insulating part, the second male end insulating part, and the third male end insulating part are integrally formed.

9. The waterproof connector according to claim 5, wherein said second positioning plate, said first female end insulating portion, said second female end insulating portion and said third female end insulating portion are integrally formed.

10. The waterproof connector according to claim 1, wherein each of the first positioning plate and the second positioning plate is provided with a mounting hole by which the plug and the socket are fixed.