CN212991490U

CN212991490U - Stop structure and connector

Info

Publication number: CN212991490U
Application number: CN202021252696.4U
Authority: CN
Inventors: 陈家军; 沈履善; 陈琼南; 陈宏基
Original assignee: Kunshan Luxshare Precision Industry Co Ltd
Current assignee: Kunshan Luxshare Precision Industry Co Ltd
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-04-16
Anticipated expiration: 2030-06-30

Abstract

The utility model discloses a stop bit architecture and connector belongs to connector technical field. The connector comprises a stop structure, the stop structure is used for fixing the shielding shell in the shell, a clamping hole is formed in the side wall of the shell, an elastic pressing sheet is arranged in the middle of the clamping hole, one end of the elastic pressing sheet is connected to the side wall of the clamping hole, and the other end of the elastic pressing sheet extends towards the inside of the shell; two opposite side surfaces of the shielding shell are provided with locking grooves; the stop structure comprises a stop main body, two locking parts and a pressing block, wherein the stop main body is clamped in the clamping hole; the two locking parts are arranged on one side surface of the stop main body at intervals, and can respectively penetrate through the clamping holes from two sides of the elastic pressing sheet and are respectively clamped in the locking groove; the pressing block is arranged on the stopping main body and can be pressed on the elastic pressing sheet so that the elastic pressing sheet is abutted against the shielding shell. The utility model discloses can be spacing with the shielding shell in the casing and can make the shielding shell stably fix in the casing.

Description

Stop structure and connector

Technical Field

The utility model relates to a connector technical field especially relates to a stop bit architecture and connector.

Background

With the rapid development of the automobile industry, various functional parts and various parts on the automobile are continuously developed towards the direction of intellectualization, refinement and reliability, higher requirements are also put forward on the structural design of the automobile connector, and the stable connection of the parts in the connector has important influence on the reliability of the automobile connector.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a stop structure which can stably fix the shielding shell of the connector in the shell;

another object of the present invention is to provide a connector, which can stably fix the shielding shell in the housing, thereby improving the reliability of the connector.

To achieve the purpose, the utility model adopts the following technical proposal:

a stop structure is used for fixing a shielding shell in a shell, a clamping hole is formed in the side wall of the shell, an elastic pressing sheet is arranged in the middle of the clamping hole, one end of the elastic pressing sheet is connected to the side wall of the clamping hole, and the other end of the elastic pressing sheet extends towards the inside of the shell; two opposite side surfaces of the shielding shell are provided with locking grooves; the stop structure comprises a stop main body, two locking parts and a pressing block, wherein the stop main body is clamped in the clamping hole; the two locking parts are arranged on one side surface of the stop main body at intervals, and can respectively penetrate through the clamping holes from two sides of the elastic pressing sheet and are respectively clamped in one locking groove; the pressing block is arranged on the stopping main body and can be pressed on the elastic pressing sheet so that the elastic pressing sheet is abutted against the shielding shell.

Optionally, a first crimping groove is formed in a position, corresponding to the pressing block, of the shielding shell, so that the elastic pressing sheet can abut against the first crimping groove when the pressing block presses the elastic pressing sheet.

Optionally, the stop structure further comprises a clamping buckle, the clamping buckle is arranged on the stop main body, a buckling hole is formed in the elastic pressing sheet, a clamping protrusion is arranged at one end of the clamping buckle, and the clamping protrusion penetrates through the buckling hole to be hooked on the outer side of the buckling hole.

Optionally, two the outside of locking portion is provided with a bulge respectively, correspond on the casing the bulge is provided with the card hole, the bulge can the joint be in the card hole.

A connector comprises a shell, a shielding shell arranged in the shell and the stop structure.

Optionally, the shielding case further comprises an insulator, a second crimping groove is formed in a position, corresponding to the pressing block, of the insulator, and the elastic pressing sheet can be abutted in the second crimping groove through the shielding case when the pressing block extrudes the elastic pressing sheet.

Optionally, the cable connector further comprises a signal terminal, the signal terminal is inserted into the insulator, one end of the signal terminal is connected with the cable, the signal terminal is far away from one end of the cable, and a plurality of notches are formed in the signal terminal at intervals along the circumferential direction.

Optionally, the shielding shell further comprises a stop plug, a stop groove is formed in the middle of the signal terminal along the radial direction of the signal terminal, and the stop plug is stopped between the stop groove and the inner wall of the shielding shell.

Optionally, a side hole is formed in a side wall of the insulator, and a position of the side hole corresponds to the signal terminal between the notch and the stop groove and is communicated to the signal terminal.

Optionally, the shielding shell includes connecting portion and shielding main part, shielding main part connect in connecting portion, connecting portion include many edges the length direction of connecting portion extends, follows the rib that the circumference of connecting portion distributes.

The utility model has the advantages that:

the stop structure of the utility model is used for fixing the shielding shell in the shell, the side wall of the shell is provided with a clamping hole, the middle part of the clamping hole is provided with an elastic pressing sheet, one end of the elastic pressing sheet is connected with the side wall of the clamping hole, and the other end extends towards the inside of the shell; two opposite side surfaces of the shielding shell are provided with locking grooves; the stop structure comprises a stop main body, two locking parts and a pressing block, wherein the stop main body is clamped in the clamping hole; the two locking parts are arranged on one side face of the stop main body at intervals, and the shielding shell can be limited in the shell by enabling the two locking parts to respectively penetrate through the clamping holes from two sides of the elastic pressing sheet and respectively clamped in the locking grooves; the pressing block is arranged on the stopping main body and can be pressed on the elastic pressing sheet to enable the elastic pressing sheet to be abutted against the shielding shell, and therefore the shielding shell can be stably fixed in the shell.

Drawings

Fig. 1 is a schematic perspective view of a connector according to an embodiment of the present invention;

fig. 2 is a schematic view of another perspective and three-dimensional structure of the connector according to the embodiment of the present invention;

fig. 3 is a schematic side view of a connector according to an embodiment of the present invention;

FIG. 4 is a schematic cross-sectional view taken along line A-A of FIG. 3;

fig. 5 is an exploded view of a connector according to an embodiment of the present invention;

fig. 6 is a schematic diagram of an exploded view of another form of connector according to embodiments of the present invention;

FIG. 7 is an enlarged schematic view of the structure at A in FIG. 6;

fig. 8 is an exploded view of the insulator, signal terminal and cable according to an embodiment of the present invention;

fig. 9 is an exploded view of the housing, shielding shell and stop structure according to an embodiment of the present invention;

fig. 10 is a schematic perspective view of a stop structure according to an embodiment of the present invention;

fig. 11 is a schematic side view of a housing and a shielding case according to an embodiment of the present invention;

FIG. 12 is a schematic cross-sectional view taken along line B-B of FIG. 11;

fig. 13 is a schematic perspective view of a connector according to another embodiment of the present invention;

fig. 14 is a perspective view of a connector according to another embodiment of the present invention with a housing removed.

In the figure:

1. a housing; 11. a clamping hole; 12. elastic tabletting;

2. a shield case; 21. a connecting portion; 22. a shield main body; 221. a locking groove;

3. a stop structure; 31. a stop body; 32. briquetting; 33. a locking portion; 331. a projection; 34. A clamping buckle; 341. clamping convex;

4. an insulator; 41. a side hole;

5. a locking structure; 51. elastic buckle; 511. a boss; 52. a limiting part;

6. a stop plug;

7. a fastening ring;

8. a signal terminal; 81. a notch; 82. a stop groove;

9. a cable.

Detailed Description

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, 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. Wherein the terms "first position" and "second position" are two different positions.

Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "secured" are to be construed broadly and encompass, for example, both fixed and removable connections; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may include the first feature being in direct contact with the second feature, or may include the first feature being in direct contact with the second feature but being in contact with the second feature by another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The technical solution of the present invention will be further explained by the following embodiments with reference to fig. 1 to 14.

The present embodiment provides a connector, as shown in fig. 1 to 6, which includes a housing 1, a shield shell 2 disposed inside the housing 1, and a stopper structure 3.

As shown in fig. 2 to 6 and 9 to 12, the stop structure 3 is used to fix the shielding shell 2 in the housing 1, a clamping hole 11 is formed on a side wall of the housing 1, an elastic pressing piece 12 is arranged in the middle of the clamping hole 11, one end of the elastic pressing piece 12 is connected to the side wall of the clamping hole 11, and the other end extends toward the inside of the housing 1; two opposite side surfaces of the shielding shell 2 are provided with locking grooves 221; the stop structure 3 comprises a stop main body 31, two locking parts 33 and a pressing block 32, wherein the stop main body 31 is clamped in the clamping hole 11; the two locking parts 33 are arranged on one side surface of the stop main body 31 at intervals, and the two locking parts 33 can respectively penetrate through the clamping holes 11 from two sides of the elastic pressing sheet 12 and are respectively clamped in one locking groove 221; the pressing block 32 is disposed on the stop body 31 and can be pressed on the elastic pressing piece 12 to make the elastic pressing piece 12 abut against the shielding shell 2.

In the embodiment, the two locking parts 33 can respectively penetrate through the clamping holes 11 from two sides of the elastic pressing sheet 12 and are respectively clamped in the locking groove 221, so that the shielding shell 2 can be limited in the shell 1; the pressing piece 32 is provided on the stopper body 31, and can be pressed on the elastic pressing piece 12 to make the elastic pressing piece 12 abut against the shield case 2, so that the shield case 2 can be stably fixed in the housing 1.

Further, the shielding shell 2 is provided with a first crimping groove corresponding to the position of the pressing block 32, so that when the pressing block 32 presses the elastic pressing piece 12, the elastic pressing piece 12 can abut against the first crimping groove, the shielding shell 2 can be pressed, and the axial direction of the shielding shell 2 can be further limited, so that the shielding shell 2 is prevented from moving along the axial direction of the shell 1.

As shown in fig. 10 to 12, the stop structure 3 in this embodiment further includes a buckle 34, the buckle 34 is disposed on the stop body 31, the elastic pressing sheet 12 is provided with a buckling hole, and one end of the buckle 34 is provided with a buckle protrusion 341, and the buckle protrusion 341 passes through the buckling hole to hook on the outer side of the buckling hole. Through the cooperation of card protruding 341 and lock hole, can prevent to stop bit architecture 3 and drop from casing 1 to can further improve the reliability of connecting.

In order to further reliably connect the stop structure 3 with the housing 1, as shown in fig. 9 and 10, the outer sides of the two locking portions 33 are respectively provided with a protruding portion 331, and the housing 1 is provided with a locking hole corresponding to the protruding portion 331, and the protruding portion 331 can be locked in the locking hole.

The connector in the embodiment further comprises an insulator 4, a second compression joint groove is formed in the position, corresponding to the pressing block 32, of the insulator 4, when the pressing block 32 extrudes the elastic pressing sheet 12, the elastic pressing sheet 12 can be abutted in the second compression joint groove through the shielding shell 2, so that the insulator 4 can be reliably fixed in the shielding shell 2, and the reliability of the connector can be further improved.

As shown in fig. 6 and 7, the connector in this embodiment further includes a signal terminal 8, the signal terminal 8 is inserted into the insulator 4, one end of the signal terminal 8 is connected to the cable 9, one end of the signal terminal 8 away from the cable 9 is provided with a plurality of notches 81 at intervals along the circumferential direction of the signal terminal 8. The insertion and extraction of the male end signal terminal and the signal terminal 8 can be facilitated through the notch 81. Alternatively, the notches 81 are provided in two, and the two notches 81 equally divide the end portion of the signal terminal 8 into two. The end of the signal terminal 8 in this embodiment is flared to facilitate insertion of the male signal terminal into the signal terminal 8.

Optionally, the connector in this embodiment further includes a stop plug 6, a stop groove 82 is formed in the middle of the signal terminal 8 along the radial direction of the signal terminal 8, and the stop plug 6 stops between the stop groove 82 and the inner wall of the shielding shell 2. The stop plug 6 is stopped and abutted in the stop groove 82, so that the conducting wire in the signal terminal 8 can be stably fixed in the signal terminal 8, the signal transmission rate can be improved, and the conducting wire of the cable 9 can be prevented from being twisted off due to the rotation of the signal terminal 8.

Since the signal terminal 8 is provided with the notch 81 and the stop groove 82, the insertion loss during signal transmission is increased, and in order to reduce the insertion loss, as shown in fig. 6, the side wall of the insulator 4 is provided with a side hole 41, and the position of the side hole 41 corresponds to the signal terminal 8 between the notch 81 and the stop groove 82 and is communicated with the signal terminal 8.

In order to facilitate the insertion of the signal terminal 8 into the insulator 4, the aperture of the insertion hole of the insulator 4 is generally equal to or slightly larger than the outer diameter of the signal terminal 8, which may cause the signal terminal 8 to shake in the insulator 4, resulting in a large insertion loss of the signal terminal 8, and reducing the rate of signal transmission.

Further, the connector in this embodiment further includes a fastening ring 7, and the fastening ring 7 is sleeved on the shielding layer of the end of the cable 9 connected to the signal terminal 8 to fix the shielding layer.

In order to facilitate the connection between the shielding shell 2 and the male-end shielding shell 2 mated and plugged with the shielding shell 2 in this embodiment, as shown in fig. 5, the shielding shell 2 includes a connecting portion 21 and a shielding main body 22, the shielding main body 22 is connected to the connecting portion 21, and the connecting portion 21 includes a plurality of ribs extending along the length direction of the connecting portion 21 and distributed along the circumference of the connecting portion 21. The insertion and extraction force can be reduced through the arrangement of the ribs, and the connection can be more stable.

Specifically, the middle portion of each rib is convexly provided in an arc shape toward the radially outer side of the connecting portion 21. In order to reduce the insertion and extraction force when the connecting portion 21 is connected, the apexes of the adjacent two ribs away from the central axis of the connecting portion 21 are staggered in the longitudinal direction of the ribs.

As shown in fig. 1, 4 and 5, in order to facilitate the insertion of the connector and other connectors in this embodiment to complete the signal transfer, a locking structure 5 is disposed on one side of the housing 1, the locking structure 5 includes an elastic buckle 51, one end of the elastic buckle 51 is connected to one end of the housing 1 and extends in the opposite direction of the insertion direction, and a boss 511 is disposed on one side of the elastic buckle 51 opposite to the insertion direction. One side of other connectors is provided with two intervals and sets up the side locating plate, is connected with the blend stop between two side locating plates, has seted up the channel in other connectors, and when connector and other connectors peg graft in this embodiment, elastic buckle 51 can sliding connection in the channel, and boss 511 can end the one side that deviates from the grafting direction at the blend stop. In order to more reliably connect the housing 1 with other connectors, the housing 1 is provided with a limiting portion 252 at an interval from the boss 511, and when the housing 1 is connected with other connectors, the barrier strip can be clamped between the boss 511 and the limiting portion 52.

The connector in this embodiment may be a single-hole connector, as shown in fig. 13 and 14, or may be a four-hole connector, and the number of holes of the connector is not limited to the present invention, for example, the number of holes of the connector may be two holes, six holes, or the like.

In the embodiment, the two locking parts 33 can respectively penetrate through the clamping holes 11 from two sides of the elastic pressing sheet 12 and are respectively clamped in the locking groove 221, so that the shielding shell 2 can be limited in the shell 1; the pressing piece 32 is provided on the stopper body 31, and can be pressed on the elastic pressing piece 12 to make the elastic pressing piece 12 abut against the shield case 2, so that the shield case 2 can be stably fixed in the housing 1. And through the setting of shielding shell 2 and insulator 4, make signal terminal 8 from the input of being connected with cable 9 to the all-round shielding of output, strengthened the interference killing feature, reduced signal transmission's decay to data transmission's rate has been improved.

The technical principle of the present invention is described above with reference to specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.

Claims

1. A stop structure is used for fixing a shielding shell (2) in a shell (1), and is characterized in that a clamping hole (11) is formed in the side wall of the shell (1), an elastic pressing sheet (12) is arranged in the middle of the clamping hole (11), one end of the elastic pressing sheet (12) is connected to the side wall of the clamping hole (11), and the other end of the elastic pressing sheet extends towards the inside of the shell (1); locking grooves (221) are formed in the two opposite side faces of the shielding shell (2); the stop structure (3) comprises:

the stop body (31), the stop body (31) is clamped in the clamping hole (11);

the two locking parts (33) are arranged on one side face of the stopping main body (31) at intervals, and the two locking parts (33) can respectively penetrate through the clamping hole (11) from two sides of the elastic pressing piece (12) and are respectively clamped in the locking groove (221); and

and the pressing block (32) is arranged on the stop main body (31) and can be pressed on the elastic pressing sheet (12) so that the elastic pressing sheet (12) is abutted against the shielding shell (2).

2. The stop structure according to claim 1, wherein the shielding shell (2) is provided with a first pressing groove corresponding to the pressing block (32), so that the elastic pressing block (12) can abut against the first pressing groove when the pressing block (32) presses the elastic pressing block (12).

3. The stop structure according to claim 1, characterized in that said stop structure (3) further comprises:

the clamping buckle (34) is arranged on the stop main body (31), a buckling hole is formed in the elastic pressing sheet (12), a clamping protrusion (341) is arranged at one end of the clamping buckle (34), and the clamping protrusion (341) penetrates through the buckling hole to be hooked on the outer side of the buckling hole.

4. The stop structure according to claim 1, wherein a protrusion (331) is respectively disposed at the outer sides of the two locking portions (33), a locking hole is disposed on the housing (1) corresponding to the protrusion (331), and the protrusion (331) can be locked in the locking hole.

5. Connector comprising a housing (1) and a shielding shell (2) arranged inside the housing (1), characterized in that it further comprises a stop structure (3) according to any of claims 1-4.

6. The connector according to claim 5, further comprising an insulator (4), wherein a second press-fit groove is formed in a position of the insulator (4) corresponding to the pressing piece (32), and the elastic pressing piece (12) can abut against the second press-fit groove through the shielding shell (2) when the pressing piece (32) presses the elastic pressing piece (12).

7. The connector according to claim 6, further comprising a signal terminal (8), wherein the signal terminal (8) is inserted into the insulator (4), one end of the signal terminal (8) is connected with a cable (9), and the signal terminal (8) is far away from one end of the cable (9) and is provided with a plurality of notches (81) at intervals along the circumferential direction of the signal terminal (8).

8. The connector according to claim 7, further comprising a stop plug (6), wherein a stop groove (82) is formed in the middle of the signal terminal (8) along the radial direction of the signal terminal (8), and the stop plug (6) is stopped between the stop groove (82) and the inner wall of the shielding shell (2).

9. The connector according to claim 8, wherein a side hole (41) is formed in a side wall of the insulator (4), and the side hole (41) is positioned corresponding to the signal terminal (8) between the notch (81) and the stopper groove (82) and communicated to the signal terminal (8).

10. The connector according to claim 5, wherein the shield shell (2) includes a connecting portion (21) and a shield main body (22), the shield main body (22) being connected to the connecting portion (21), the connecting portion (21) including a plurality of ribs extending in a length direction of the connecting portion (21) and distributed in a circumferential direction of the connecting portion (21).