阅读说明：本技术 一种连接器及其安装方法 (Connector and mounting method thereof ) 是由 陈家军 沈履善 陈琼南 陈宏基 于 2020-06-30 设计创作，主要内容包括：本发明公开了一种连接器及其安装方法,属于连接器技术领域。连接器包括壳体、屏蔽壳、绝缘体和信号端子,壳体具有第一通孔；屏蔽壳具有第二通孔,所述屏蔽壳设置于所述第一通孔内,且所述第二通孔的轴线方向和所述第一通孔的轴线方向一致；绝缘体设置于所述第二通孔内；信号端子插设在所述绝缘体内,所述信号端子的一端和线缆连接。本发明使信号端子从与线缆连接的输入端至输出端全方位屏蔽,增强了抗干扰能力,降低了信号传输的衰减,从而提高了数据传输的速率。(The invention discloses a connector and an installation method thereof, and belongs to the technical field of connectors. The connector includes a housing, a shield shell, an insulator, and a signal terminal, the housing having a first through hole; the shielding shell is provided with a second through hole, the shielding shell is arranged in the first through hole, and the axial direction of the second through hole is consistent with the axial direction of the first through hole; an insulator is arranged in the second through hole; the signal terminal is inserted in the insulator, and one end of the signal terminal is connected with the cable. The invention shields the signal terminal from the input end connected with the cable to the output end in all directions, enhances the anti-interference capability, reduces the attenuation of signal transmission, and thus improves the data transmission rate.)

1. A connector, comprising:

a housing (1) having a first through hole;

the shielding shell (2) is provided with a second through hole, the shielding shell (2) is arranged in the first through hole, and the axial direction of the second through hole is consistent with the axial direction of the first through hole;

an insulator (4) disposed within the second through hole; and

and a signal terminal (8) inserted into the insulator (4), wherein one end of the signal terminal (8) is connected with a cable (9).

2. The connector of claim 1, wherein the signal terminal (8) is a female terminal, and a plurality of notches (81) are formed at intervals along the circumferential direction of the signal terminal (8) at one end of the signal terminal (8) away from the cable (9).

3. The connector according to claim 2, 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).

4. A connector according to claim 3, 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).

5. The connector according to claim 1, 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).

6. Connector according to claim 1, further comprising a stopper (3), the stopper (3) being used to fix the shield shell (2) within the housing (1).

7. The connector according to claim 6, wherein a clamping hole (11) is formed in the 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 towards the inside of the housing (1); locking grooves (221) are formed in the two opposite side faces of the shielding shell (2);

the stop member (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).

8. The connector according to claim 7, wherein the stop member (3) further comprises a snap fastener (34), the snap fastener (34) is disposed on the stop body (31), the elastic pressing sheet (12) is provided with a fastening hole, the snap fastener (34) is inserted into the fastening hole, one end of the snap fastener (34) is provided with a locking protrusion, and the locking protrusion passes through the fastening hole and is hooked outside the fastening hole.

9. The connector according to claim 1, further comprising a fastening ring (7), wherein the fastening ring (7) is sleeved on a shielding layer of the cable (9) at the connection end with the signal terminal (8).

10. A method of mounting a connector, using the connector according to any one of claims 1 to 9, comprising the steps of:

connecting the signal terminal (8) and the cable (9);

-inserting the signal terminals (8) inside the insulator (4);

inserting the insulator (4) into the second through hole of the shield shell (2);

inserting the shielding shell (2) into the first through hole of the shell (1).

11. Method of mounting a connector according to claim 10, characterized in that before connecting the signal terminals (8) and the cables (9), a fastening ring (7) is fitted over the shielding of the cables (9) so that the shielding of the ends of the cables (9) is fixed.

12. The method of mounting a connector according to claim 10, wherein a stopper (6) is inserted through the insulator (4) into a stopper groove (82) formed in the signal terminal (8) before the insulator (4) is inserted into the second through hole of the shield shell (2), and the stopper (6) is stopped between the stopper groove (82) and an inner wall of the shield shell (2) after the insulator (4) and the shield shell (2) are connected.

13. The mounting method of a connector according to claim 10, wherein after the shield shell (2) is inserted into the first through hole of the housing (1), a stopper (3) is attached to the housing (1) to fix the shield shell (2) within the housing (1).

Technical Field

The invention relates to the technical field of connectors, in particular to a connector and an installation method thereof.

Background

At present, in the conventional electronic and electrical architecture (EE architecture) of automobiles commonly used in the market, the data transmission rate of the used connector is relatively low in the buses such as MOST, Flexray and CAN and the point-to-point networks such as LVDS. With the continuous development of automobile electronics, automobiles are gradually electrified, intelligentized and networked, the requirements of an automobile operation storage system on the transmission speed and the bandwidth of data are higher and higher, and the current connector cannot meet the existing requirements.

Disclosure of Invention

One objective of the present invention is to provide a connector, which has a good shielding effect, can enhance the anti-interference capability, and increase the data transmission rate;

another object of the present invention is to provide a method of mounting a connector to facilitate the mounting of the connector.

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

a connector includes a housing having a first through hole, a shield shell, an insulator, and a signal terminal; the shielding shell is provided with a second through hole, the shielding shell is arranged in the first through hole, and the axial direction of the second through hole is consistent with the axial direction of the first through hole; an insulator is arranged in the second through hole; the signal terminal is inserted in the insulator, and one end of the signal terminal is connected with the cable.

Optionally, the signal terminal is a female end, the signal terminal is far away from one end of the cable, and a plurality of notches are formed at intervals along the circumferential direction of the signal terminal.

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.

Optionally, the shielding shell further comprises a stop member for fixing the shielding shell in the shell.

Optionally, 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 piece comprises a stop main body, two locking parts and a pressing block, and 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, the position-stopping piece further comprises a clamping buckle, the clamping buckle is arranged on the position-stopping main body, a buckling hole is formed in the elastic pressing sheet, the clamping buckle penetrates through the buckling hole, a clamping protrusion is arranged at one end of the clamping buckle and penetrates through the buckling hole to be hooked on the outer side of the buckling hole.

Optionally, the cable further comprises a fastening ring, and the fastening ring is sleeved on the shielding layer of the cable connected with the signal terminal.

The mounting method of the connector adopts the connector, and comprises the following steps:

connecting the signal terminal and the cable;

inserting the signal terminal into the insulator;

inserting the insulator into the second through hole of the shield shell;

inserting the shielding shell into the first through hole of the housing.

Optionally, before the signal terminal and the cable are connected, the fastening ring is sleeved on the shielding layer of the cable, so that the shielding layer at the end of the cable is fixed.

Optionally, before the insulator is inserted into the second through hole of the shielding shell, a stop plug is inserted into a stop groove formed in the signal terminal through the insulator, and after the insulator and the shielding shell are connected, the stop plug is stopped between the stop groove and an inner wall of the shielding shell.

Optionally, after the shielding shell is inserted into the first through hole of the housing, a stopper is connected to the housing so that the shielding shell is fixed in the housing.

The invention has the beneficial effects that:

the connector comprises a shell, a shielding shell, an insulator and a signal terminal, wherein the shell is provided with a first through hole, the shielding shell is provided with a second through hole, the shielding shell is arranged in the first through hole, and the axial direction of the second through hole is consistent with the axial direction of the first through hole; an insulator is arranged in the second through hole; the signal terminal is inserted in the insulator, and one end of the signal terminal is connected with the cable.

Drawings

FIG. 1 is a schematic perspective view of a connector provided in the present invention;

FIG. 2 is a schematic view of another perspective view of the connector provided by 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 a connector according to an embodiment 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 provided by the present invention;

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

FIG. 10 is a perspective view of the stop member provided in the present invention;

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

FIG. 14 is a perspective view of a connector with a housing removed according to one embodiment of the present invention;

fig. 15 is an exploded view of a connector according to a second embodiment of the present invention;

fig. 16 is a side view schematically illustrating the connector according to the second embodiment of the present invention;

FIG. 17 is a schematic cross-sectional view taken at C-C in FIG. 16;

fig. 18 is a schematic perspective view of a three-dimensional structure of a male-end connector and a female-end connector provided in the third embodiment of the present invention after plugging.

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 member; 31. a stop body; 32. briquetting; 33. a locking portion; 34. a clamping buckle;

4. an insulator; 41. a side hole;

5. a first latch 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;

10. a second locking structure; 101. a channel; 102. a side positioning plate; 103. and (6) blocking strips.

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", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but 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 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 meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

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 is further explained by the following embodiments with reference to fig. 1 to 18.