CN221305128U

CN221305128U - Straight SMB connector

Info

Publication number: CN221305128U
Application number: CN202323223786.7U
Authority: CN
Inventors: 张淼
Original assignee: Shenzhen Electric Connector Technology Co Ltd
Current assignee: Shenzhen Electric Connector Technology Co Ltd
Priority date: 2023-11-29
Filing date: 2023-11-29
Publication date: 2024-07-09
Anticipated expiration: 2033-11-29

Abstract

The utility model discloses a straight SMB connector, which comprises: the cable comprises a shell, a reed, an inner conductor, an insulator, a cable, a rear cover and a first sealing ring, wherein the shell is made of metal; the shell has mutual intercommunication to inserting chamber, fixed chamber and connecting chamber, the one end of insulator is fixed in fixed chamber, and the other end extends to inserting intracavity, the inner conductor suit in the insulator, the reed suit in the outside of insulator just is located to inserting chamber and fixed intracavity, first sealing washer part is exposed the cover and is located the anterior first recess of shell, the cable cartridge in connecting chamber and the sinle silk of cable and inner conductor machinery and electric connection, the outside of back lid cladding cable main part and fixed connection are in the rear portion of shell. The plug force of the SMB connector is reduced, and deformation of the main board caused by overlarge stress in the mating and assembling process is avoided.

Description

Straight SMB connector

Technical Field

The utility model relates to the technical field of vehicle data connectors, in particular to a straight SMB connector.

Background

The SMB connector is a connector component widely used in the field of automobiles and is generally used in systems such as vehicle cameras, vehicle navigation, automatic driving, auxiliary driving and the like.

In the conventional SMB connector, the plugging force is generally greater than 15N in the mating and assembling process, and the main board is deformed due to the excessive plugging force, so that the image effect is affected.

Disclosure of utility model

The embodiment of the application provides a straight SMB connector, which can reduce the plug force of the SMB connector and avoid deformation of a main board caused by overlarge stress in the mating and assembling process.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

A straight SMB connector, comprising: the cable comprises a shell, a reed, an inner conductor, an insulator, a cable, a rear cover and a first sealing ring, wherein the shell is made of metal; the shell has mutual intercommunication to inserting chamber, fixed chamber and connecting chamber, the one end of insulator is fixed in fixed chamber, and the other end extends to inserting intracavity, the inner conductor suit in the insulator, the reed suit in the outside of insulator just is located to inserting chamber and fixed intracavity, first sealing washer part is exposed the cover and is located the anterior first recess of shell, the cable cartridge in connecting chamber and the sinle silk of cable and inner conductor machinery and electric connection, the outside of back lid cladding cable main part and fixed connection are in the rear portion of shell.

Optionally, the reed is straight cylindric structure, including the portion of inserting, the spacing portion that is located the middle part that is located the front end, the fixed part that is located the rear end, the portion of inserting is located to inserting the intracavity, be provided with a plurality of T shape gaps along its circumference on the portion of inserting, it is adjacent have arc elastic piece between the T shape gap, the arc elastic piece is provided with the contact protrusion inwards, spacing portion supports and leans on to insert on the interior step of chamber and fixed chamber junction to realize spacing in the axial.

Optionally, an end of the insulator extending to the mating cavity has a mating groove disposed circumferentially thereof.

Optionally, a second groove is formed in the tail portion of one end, fixed in the fixing cavity, of the insulator, and a second sealing ring is sleeved in the second groove.

Optionally, a third groove is formed in the middle of the inner conductor, and a third sealing ring is arranged in the third groove.

Optionally, the cable connector further comprises a sleeve, wherein the sleeve is arranged at the periphery of the connecting cavity of the shell and the main body of the cable.

Optionally, the rear cover is integrally injection molded on the rear part of the housing and the main body of the cable, and the sleeve is wrapped inside the rear cover.

Optionally, the housing is provided with a flange mounting and fixing structure.

The utility model has the beneficial effects that: by arranging a shell, a reed, an inner conductor, an insulator, a cable, a rear cover and a first sealing ring which are made of metal materials; the shell has mutual intercommunication to inserting chamber, fixed chamber and connecting chamber, the one end of insulator is fixed in fixed chamber, and the other end extends to inserting intracavity, the inner conductor suit in the insulator, the reed suit in the outside of insulator just is located to inserting chamber and fixed intracavity, first sealing washer part is exposed the cover and is located the anterior first recess of shell, the cable cartridge in connecting chamber and the sinle silk of cable and inner conductor machinery and electric connection, the outside of back lid cladding cable main part and fixed connection are in the rear portion of shell. The plug force of the SMB connector is reduced, and deformation of the main board caused by overlarge stress in the mating and assembling process is avoided.

Drawings

FIG. 1 is a schematic perspective view of an embodiment of the present utility model;

FIG. 2 is an exploded view of an embodiment of the present utility model;

FIG. 3 is a schematic cross-sectional view of an embodiment of the present utility model;

Fig. 4 is a schematic structural view of a reed according to an embodiment of the present utility model;

FIG. 5 is a schematic view of an insulator according to an embodiment of the present utility model;

Fig. 6 is a schematic cross-sectional view of a housing in an embodiment of the utility model.

Reference numerals in the drawings of the specification include:

The straight SMB connector-100, a shell-2, an opposite insertion cavity-21, a fixing cavity-22, a convex rib-221, a connecting cavity-23, a first groove-24, an inner step-25, a flange fixing structure-26, a reed-3, an opposite insertion part-31, a T-shaped gap-311, an arc-shaped elastic piece-312, a contact protrusion-312A, a limiting part-32, a fixing part-33, an inner conductor-4, a third groove-41, an insulator-5, an opposite matching groove-51, a second groove-52, a cable-6, a wire core-61, a main body-62, a rear cover-7, a first sealing ring-8, a second sealing ring-9, a third sealing ring-10 and a sleeve-11.

Detailed Description

The embodiment of the application solves the technical problem that the main board is deformed to influence the image effect due to excessive plugging force in the prior art by providing the straight SMB connector.

The technical scheme in the embodiment of the application aims to solve the technical problems, and the overall thought is as follows:

By arranging a shell, a reed, an inner conductor, an insulator, a cable, a rear cover and a first sealing ring which are made of metal materials; the shell has mutual intercommunication to inserting chamber, fixed chamber and connecting chamber, the one end of insulator is fixed in fixed chamber, and the other end extends to inserting intracavity, the inner conductor suit in the insulator, the reed suit in the outside of insulator just is located to inserting chamber and fixed intracavity, first sealing washer part is exposed the cover and is located the anterior first recess of shell, the cable cartridge in connecting chamber and the sinle silk of cable and inner conductor machinery and electric connection, the outside of back lid cladding cable main part and fixed connection are in the rear portion of shell. The plug force of the SMB connector is reduced, and deformation of the main board caused by overlarge stress in the mating and assembling process is avoided.

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit or scope of the utility model, which is therefore not limited to the specific embodiments disclosed below.

As shown in fig. 1 to 6, an embodiment of the present application is:

A straight SMB connector 100, comprising: a shell 2, a reed 3, an inner conductor 4, an insulator 5, a cable 6, a rear cover 7 and a first sealing ring 8 which are made of metal materials; the inside of shell 2 has mutual intercommunication to inserting chamber 21, fixed chamber 22 and connection chamber 23, and the outside of shell 2 is equipped with flange installation fixed knot and constructs 26, the one end of insulator 5 is fixed in fixed chamber 22, and the other end extends to inserting chamber 21 in, inner conductor 4 suit in insulator 5, reed 3 suit in the outside of insulator 5 and be located to inserting chamber 21 and fixed chamber 22, first sealing washer 8 partly overlaps the first recess 24 of locating shell 2 front portion in the open ground, cable 6 cartridge in connection chamber 23 and cable 6's sinle silk 61 and inner conductor 4 machinery and electric connection, back lid 7 cladding is in the outside of cable main part 62 and fixed connection are in the rear portion of shell 2. So as to reduce the insertion and extraction force of the straight type SMB connector 100 and avoid deformation of the main board caused by overlarge stress in the mating and assembling process.

In an alternative embodiment, referring to fig. 4, the reed 3 has a straight cylindrical structure, and includes an opposite insertion portion 31 at the front end, a limiting portion 32 at the middle portion, and a fixing portion 33 at the rear end, where the opposite insertion portion 31 is disposed in the opposite insertion cavity 21, a plurality of T-shaped slits 311 are disposed on the opposite insertion portion 31 along the circumferential direction thereof, an arc-shaped elastic piece 312 is disposed between adjacent T-shaped slits 311, and the arc-shaped elastic piece 312 is disposed inward with a contact protrusion 312. It should be noted that, setting up T shape gap can reduce the material width of shell fragment, better control plug power required scope. The limiting part 32 abuts against the inner step 25 at the joint of the opposite inserting cavity 21 and the fixing cavity 2 to realize limiting in the axial direction, and the fixing part 33 is matched with the convex rib 221 in the fixing cavity 22 to realize fixing.

In an alternative embodiment, referring to fig. 5, the insulator 5 extends to one end of the mating cavity 21 and has a mating groove 51 disposed circumferentially thereof. More air medium can be introduced by arranging the matching groove 51 at one end of the insulator 5, so that the impedance of the straight SMB connector 100 and the matching connector during matching is increased, and the radio frequency performance is improved to 6GHz.

In an alternative embodiment, a second groove 52 is formed in the insulator 5 at the tail of the end fixed in the fixing cavity 22, and a second sealing ring 9 is sleeved in the second groove 52. A third groove 41 is formed in the middle of the inner conductor 4, and a third sealing ring 10 is arranged in the third groove 41. Also included is a sleeve 11 disposed about the connection cavity of the housing and the main body periphery of the cable. The rear cover 7 is integrally injection-molded on the rear of the housing 2 and the main body 62 of the cable 6, and encloses the sleeve 11 inside thereof. Thus, the straight SMB connector 100 can achieve a good waterproof effect.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The foregoing examples merely illustrate embodiments of the utility model and are described in more detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. A straight SMB connector, comprising: the cable comprises a shell, a reed, an inner conductor, an insulator, a cable, a rear cover and a first sealing ring, wherein the shell is made of metal; the shell has mutual intercommunication to inserting chamber, fixed chamber and connecting chamber, the one end of insulator is fixed in fixed chamber, and the other end extends to inserting intracavity, the inner conductor suit in the insulator, the reed suit in the outside of insulator just is located to inserting chamber and fixed intracavity, first sealing washer part is exposed the cover and is located the anterior first recess of shell, the cable cartridge in connecting chamber and the sinle silk of cable and inner conductor machinery and electric connection, the outside of back lid cladding cable main part and fixed connection are in the rear portion of shell.

2. The straight SMB connector according to claim 1, wherein said reed is of a straight cylindrical structure, and comprises an opposite insertion part at a front end, a limiting part at a middle part, and a fixing part at a rear end, said opposite insertion part is disposed in said opposite insertion cavity, a plurality of T-shaped slits are disposed on said opposite insertion part along a circumferential direction thereof, an arc-shaped elastic piece is disposed between adjacent T-shaped slits, said arc-shaped elastic piece is provided with a contact protrusion inward, and said limiting part abuts against an inner step at a junction of said opposite insertion cavity and said fixing cavity to realize limiting in an axial direction.

3. The straight SMB connector according to claim 2, wherein an end of said insulator extending to said mating cavity has a mating groove disposed along a circumferential direction thereof.

4. A straight SMB connector according to claim 3, characterized in that the insulator is provided with a second groove at the end of one end fixed in the fixing cavity, in which second groove a second sealing ring is fitted.

5. The straight SMB connector according to claim 4, characterized in that a third groove is provided in the middle of said inner conductor, in which third groove a third sealing ring is provided.

6. The straight SMB connector of claim 5, further comprising a sleeve disposed about a connection cavity of the housing and a body periphery of the cable.

7. The straight SMB connector according to claim 6, wherein said back cover is integrally injection molded over the back of said housing and the body of the cable and encases said sleeve therein.

8. The straight SMB connector according to any of claims 1-7, wherein said housing is provided with flange mounting fixture.