CN220857056U

CN220857056U - Connector shell, electric connector and connector assembly

Info

Publication number: CN220857056U
Application number: CN202322067340.3U
Authority: CN
Inventors: 杨文初; 卢凯; 冯绍奎
Original assignee: Amphenol Assembletech Xiamen Co Ltd
Current assignee: Amphenol Assembletech Xiamen Co Ltd
Priority date: 2023-08-02
Filing date: 2023-08-02
Publication date: 2024-04-26
Anticipated expiration: 2033-08-02

Abstract

The utility model discloses a connector shell, an electric connector and a connector assembly, which belong to the field of connectors. The connector shell, the electric connector and the connector assembly of the utility model directly arrange the fixing piece on the insulating body, do not need to arrange the fixing piece on the circuit board, and do not need to additionally extend a part of the insulating body to serve as a structure for fixing the fixing piece. The cable near the insulator is fixed and limited through the fixing piece, and the cable is fixed by the fixing piece, so that displacement cannot occur, the cable connection is more reliable, and when the cable is bent or stretched in a direction far away from the conductive terminal, the cable and the electric connection area (welding section) of the conductive terminal can be prevented from being bent and torn or separated, and the signal transmission performance of the electric connector is further affected.

Description

Connector shell, electric connector and connector assembly

Technical Field

The present utility model relates to a connector, and more particularly to a connector housing, an electrical connector and a connector assembly.

Background

After the terminal is welded with the wire, the welding point is easily damaged or the wire conductor is directly detached from the welding point under the condition of drawing and bending under external force. In order to maintain the connection strength of the cable and the terminal group, it is common to injection-mold the cable and the pad in the soldering area after soldering or fix the cable and the pad with glue, but the use of glue or injection molding may seriously affect the impedance of the pad area. In order to solve the technical problem, a connector with a cable fixing component with a publication number of CN217641974U comprises an insulating main body, a terminal group, a circuit board, a cable and a cable fixing component; the terminal group is arranged in the insulating main body, the circuit board is electrically connected with the terminal group, and the end part of the cable is electrically connected with the terminal group or the circuit board; the cable fixing assembly comprises a shell and an adhesive layer, wherein an accommodating cavity is formed in the shell, an adhesive injection hole communicated with the accommodating cavity is formed in the wall of the shell, the shell is arranged in a non-electric connection area of the cable and is fixed on a circuit board, and the adhesive layer is filled in the accommodating cavity. Above-mentioned patent makes the cable connect more reliably through setting up cable fixed subassembly, prevents that the cable from being bent by a wide margin in the direction of keeping away from the circuit board to avoid cable and terminal group or the electric connection section of PCB board to be bent tearing. However, the cable connector insulating body of the cable fixing assembly of the above patent has no position fixing cable fixing assembly, so the cable fixing assembly is arranged on the circuit board, which is only applicable to the cable connector with the circuit board, is not applicable to the cable connector without the circuit board, and leads to the problem that the cable fixing assembly can be installed only after the circuit board is installed, which is troublesome to install, and the circuit design on the circuit board needs to be changed to be the cable fixing assembly for giving way.

Disclosure of utility model

The present utility model is directed to a connector housing, an electrical connector and a connector assembly, which overcome at least one of the above-mentioned drawbacks of the prior art.

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

The utility model provides a connector shell, which comprises an insulating body and a fixing piece arranged on the insulating body, wherein the fixing piece is used for limiting and fixing a cable close to the insulating body at least.

Preferably, the fixing member is used for limiting and fixing at least the non-electric connection area of the cable close to the insulating body.

Preferably, the insulating body has a plane, the plane is located on a side of the insulating body away from the butt end, and a distance between a fixing position of the fixing piece and the cable and the plane is D, wherein d=0-100 mm.

Preferably, the fixing member includes a fixing case connected with the insulating body, and a fixing sleeve provided at a side of the fixing case away from the insulating body, the cable being held at the fixing case by the fixing sleeve.

Preferably, the stationary housing has a cavity therein for the cable to pass through.

Preferably, the side of the fixing shell far away from the insulating body is provided with a first clamping part, and the fixing sleeve is provided with a second clamping part which is clamped with the first clamping part.

Preferably, the second card is located within the fixed housing.

Preferably, the side of the fixing shell far away from the fixing sleeve is provided with a third clamping part, and the insulating body is provided with a fourth clamping part which is clamped with the third clamping part.

Preferably, the fixing case includes a first case having a fifth engaging portion, and a second case having a sixth engaging portion engaged with the fifth engaging portion.

Preferably, the side of the first shell and the side of the second shell away from the fixing sleeve are respectively provided with a third clamping part, and the fourth clamping part matched with the third clamping part of the first shell and the fourth clamping part matched with the third clamping part of the second shell are respectively positioned on mutually perpendicular planes.

The utility model also provides an electric connector, which comprises the connector shell, a plurality of conductive terminals arranged in the insulating main body and a plurality of cables electrically connected with the conductive terminals, wherein the cables penetrate through the fixing piece and extend out of the fixing piece.

The utility model also provides a connector assembly, which comprises the electric connector and a butt connector or an electric device which is in butt joint with the electric connector.

The beneficial effects of the utility model are as follows:

1. the fixing piece is directly arranged on the insulating body, the fixing piece is not required to be arranged on the circuit board, and the insulating body does not need to be additionally extended to be used as a structure for fixing the fixing piece. The cable near the insulator is fixed and limited through the fixing piece, and the cable is fixed by the fixing piece, so that displacement cannot occur, the cable connection is more reliable, and when the cable is bent or stretched in a direction far away from the conductive terminal, the cable and the electric connection area (welding section) of the conductive terminal can be prevented from being bent and torn or separated, and the signal transmission performance of the electric connector is further affected.

2. The electric connector with or without the circuit board can be suitable for being installed and fixed on the fixing piece, the mode is not affected by whether the circuit board is damaged or not, the problem that whether the circuit board is damaged or not is not needed to be considered in production and use, if the circuit board is damaged, the circuit board only needs to be replaced, the circuit board does not need to be replaced together with the fixing piece, and the fixing piece is higher in stability and better in strength.

3. The circuit board does not need to be redesigned or selected to be a fixing part for giving way, and the device is convenient to install and compact in structure.

4. The non-electric connection area of the cable is fixed through the fixing piece, so that the impedance of the electric connection area of the cable and the conductive terminal is prevented from being influenced by the fixing piece, and the impedance of the electric connection area of the cable and the conductive terminal is prevented from being reduced.

5. Fix the cable and fix through the fixed cover and block, realize the fixed connection to fixed cover position through the fixed shell for the position between fixed cover and the insulating main part is fixed relatively, and then guarantees the fixed spacing effect to the cable.

6. The cable between the fixed sleeve and the insulating body is surrounded by the cavity, so that the cable at the part is shielded, and a protection effect is achieved.

7. The detachable connection of the fixed shell and the fixed sleeve is realized through the clamping of the first clamping part and the second clamping part; the fixing shell is detachably connected with the insulating body through the clamping of the third clamping part and the fourth clamping part; the first shell and the second shell are detachably connected through the clamping of the fifth clamping part and the sixth clamping part, so that the disassembly and the assembly are convenient.

8. The fourth clamping part matched with the third clamping part of the first shell and the fourth clamping part matched with the third clamping part of the second shell are respectively positioned on mutually perpendicular planes, and thus the connection stability between the fixed shell and the insulating body is realized from all directions.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present utility model.

Fig. 2 is a schematic front view of a first embodiment of the present utility model.

Fig. 3 is a schematic top view of a first embodiment of the present utility model.

Fig. 4 is a schematic perspective exploded view of the first embodiment of the present utility model.

Fig. 5 is a schematic diagram of a front view of a first embodiment of the present utility model (except for the second case).

Fig. 6 is a schematic perspective view of a second embodiment of the present utility model.

Fig. 7 is a schematic diagram of a front view structure of a second embodiment of the present utility model.

Fig. 8 is a schematic top view of a second embodiment of the present utility model.

Fig. 9 is a schematic perspective exploded view of a second embodiment of the present utility model.

The marks in the drawings are: 1-insulator, 2-fastener, 11-plane, 21-fixed shell, 22-fixed sleeve, 211-cavity, 212-first card portion, 222-second card portion, 213-third card portion, 12-fourth card portion, 214-first shell, 215-second shell, 2141-fifth card portion, 2151-sixth card portion, 3-cable.

Detailed Description

The utility model will now be further described with reference to the drawings and detailed description.

What is not described in detail in this specification is prior art known to those skilled in the art. In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," etc. indicate or refer to the orientation or positional relationship shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Embodiment one:

As shown in fig. 1 to 5, the connector housing provided in the present embodiment includes an insulation body 1 and a fixing member 2 disposed on the insulation body 1, wherein the fixing member 2 at least positions and fixes a cable 3 adjacent to the insulation body 1.

The fixing member 2 is directly arranged on the insulating body 1, the fixing member 2 is not required to be arranged on a circuit board, and the insulating body 1 does not need to be additionally extended to be used as a structure for fixing the fixing member 2. Therefore, the electric connector with or without the circuit board can be suitable for mounting and fixing the fixing piece 2, the mode is not influenced by whether the circuit board is damaged, the problem of whether the circuit board is damaged or not is not needed to be considered in production and use, if the circuit board is damaged, the circuit board only needs to be replaced, the circuit board does not need to be replaced together with the fixing piece 2, and the fixing piece 2 is higher in stability and better in strength. The circuit board does not need to be redesigned or selected to be arranged for the fixing piece 2, so that the installation is very convenient, and the structure is compact. The cable 3 close to the insulating body 1 is fixed and limited through the fixing piece 2, and as the part of the cable 3 is fixed by the fixing piece 2, displacement cannot occur, so that the cable 3 is connected more reliably, and when the cable 3 is bent or stretched in a direction away from the conductive terminal to a large extent, the cable 3 and the electric connection area (welding section) of the conductive terminal can be prevented from being bent and torn or separated, and the signal transmission performance of the electric connector is further affected.

Wherein, the fixing piece 2 at least limits and fixes the non-electric connection area of the cable 3 close to the insulating body 1. The fixing piece 2 is used for fixing the non-electric connection area of the cable 3, so that the impedance of the electric connection area of the cable 3 and the conductive terminal is prevented from being influenced by the fixing piece 2, and the impedance of the electric connection area of the cable 3 and the conductive terminal is prevented from being reduced.

The insulating body 1 of the present embodiment has a plane 11, the plane 11 is located on the right side of the insulating body 1, and the distance between the fixing position (fixing sleeve 22) of the fixing member 2 and the cable 3 and the plane 11 is D, d=25 mm. The distance D is the length that the slave cable 3 is held. The length of the cable 3 to be held is designed according to the actual requirements.

The fixing member 2 includes a fixing case 21, and a fixing sleeve 22, the fixing case 21 is connected to the insulating body 1, the fixing sleeve 22 is disposed on the right side of the fixing case 21, and the cable 3 is held by the fixing sleeve 22 to the fixing case 21. The cable 3 is fixed and limited by the fixing sleeve 22, and the fixing connection to the position of the fixing sleeve 22 is realized by the fixing shell 21, so that the position between the fixing sleeve 22 and the insulating main body is relatively fixed, and the fixing and limiting effects of the cable 3 are further ensured.

Therein, the fixing case 21 has therein a cavity 211 through which the cable 3 passes. The cable 3 between the fixing sleeve 22 and the insulating body 1 is surrounded by the cavity 211, so that the cable 3 at the part is shielded, and a protective effect is achieved.

The right side of the fixing case 21 has a first engaging portion 212, and the left side of the fixing case 22 has a second engaging portion 222 engaged with the first engaging portion 212. The first clamping portion 212 of the present embodiment is a clamping groove structure, and the second clamping portion 222 is a clamping block structure, however, in other embodiments, the first clamping portion 212 may be a clamping block structure, the second clamping portion 222 may be a clamping groove structure, or other structures capable of realizing detachable connection between the fixing case 21 and the fixing sleeve 22. The fixing shell 21 and the fixing sleeve 22 are detachably connected through the clamping of the first clamping part 212 and the second clamping part 222, so that the fixing shell is convenient to assemble and disassemble.

The second locking portion 222 is located in the fixing case 21, and a portion of the fixing sleeve 22 in this embodiment extends out of the fixing case 21, however, in other embodiments, the fixing sleeve 22 may or may not extend toward a side close to the insulating body 1. The extended part also fixes and limits the cable 3, the limiting area is large, and the fixing and limiting effect is improved.

The fixing case 21 has a third engaging portion 213 on the left side, and the insulating body 1 has a fourth engaging portion 12 engaged with the third engaging portion 213. The third clamping portion 213 of the present embodiment is a structure that the left side wall of the fixing housing 21 protrudes and extends leftwards and is provided with a clamping hole, and the fourth clamping portion 12 is a clamping block structure that protrudes outwards from the side wall of the insulating body 1, however, in other embodiments, other structures that can realize detachable connection of the fixing housing 21 and the insulating body 1 are also possible. The fixing shell 21 is detachably connected with the insulating body 1 through the clamping of the third clamping part 213 and the fourth clamping part 12, so that the disassembly and the assembly are convenient.

The fixing case 21 includes a first case 214 and a second case 215, the first case 214 is located below the second case 215, the first case 214 has a fifth engaging portion 2141, and the second case 215 has a sixth engaging portion 2151 engaged with the fifth engaging portion 2141. The fifth locking portion 2141 of the present embodiment is a structure that protrudes upward from the upper side wall of the first shell 214 and is provided with a locking hole, and the sixth locking portion 2151 is a locking block structure that protrudes outward from the side wall of the second shell 215. The fifth engaging portion 2141 and the sixth engaging portion 2151 are engaged to detachably connect the first case 214 and the second case 215, so that the assembly and disassembly are facilitated.

The first shell 214 and the second shell 215 each have a third clamping portion 213 on the left side, and the fourth clamping portion 12 matched with the third clamping portion 213 of the first shell 214 and the fourth clamping portion 12 matched with the third clamping portion 213 of the second shell 215 are respectively located on mutually perpendicular planes 11. This arrangement achieves connection stability between the fixing case 21 and the insulating body 1 from various directions.

Embodiment two:

As shown in fig. 6 to 9, the present embodiment further provides an electrical connector, which includes the connector housing, a plurality of conductive terminals (not shown) disposed in the insulating body, and a plurality of cables 3 electrically connected to the conductive terminals, wherein the cables 3 pass through the fixing member 2 and extend out of the fixing member 2.

Embodiment III:

The present embodiment also provides a connector assembly including the above-described electrical connector, and a mating connector or electrical device (not shown) that mates with the electrical connector.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art will understand that; the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims

1. A connector housing, characterized in that:

Comprises an insulating body (1) and a fixing piece (2) arranged on the insulating body (1);

The fixing piece (2) is used for at least limiting and fixing the cable (3) close to the insulating body (1).

2. The connector housing of claim 1, wherein:

The fixing piece (2) is used for limiting and fixing a non-electric connection area of the cable (3) close to the insulating body (1).

3. The connector housing of claim 1, wherein:

The insulating body (1) is provided with a plane (11), and the plane (11) is positioned at one side of the insulating body (1) away from the butt end;

The distance between the fixing position of the fixing piece (2) and the cable (3) and the plane (11) is D, and D=0-100 mm.

4. The connector housing of claim 1, wherein:

The fixing piece (2) comprises a fixing shell (21) and a fixing sleeve (22);

The fixed shell (21) is connected with the insulating body (1);

The fixed sleeve (22) is arranged on one side of the fixed shell (21) away from the insulating body (1);

the cable (3) is held to the stationary housing (21) by the stationary sheath (22).

5. The connector housing of claim 4, wherein:

the fixing shell (21) is internally provided with a cavity (211) for the cable (3) to pass through.

6. The connector housing of claim 4, wherein:

a first clamping part (212) is arranged on one side of the fixed shell (21) far away from the insulating body (1);

the fixing sleeve (22) is provided with a second clamping part (222) which is clamped with the first clamping part (212).

7. The connector housing of claim 6, wherein:

the second clamping part (222) is positioned in the fixed shell (21).

8. The connector housing of claim 4, wherein:

A third clamping part (213) is arranged on one side of the fixed shell (21) far away from the fixed sleeve (22);

the insulating body (1) has a fourth engaging portion (12) that engages with the third engaging portion (213).

9. The connector housing of claim 8, wherein:

the fixed case (21) includes a first case (214) and a second case (215);

The first case (214) has a fifth engaging portion (2141);

The second case (215) has a sixth engaging portion (2151) that engages with the fifth engaging portion (2141).

10. The connector housing of claim 9, wherein:

The side of the first shell (214) and the side of the second shell (215) far away from the fixed sleeve (22) are respectively provided with the third clamping part (213);

a fourth clamping part (12) matched with the third clamping part (213) of the first shell (214) and a fourth clamping part (12) matched with the third clamping part (213) of the second shell (215) are respectively positioned on mutually perpendicular planes (11).

11. An electrical connector, characterized in that:

Comprising a connector housing according to any of claims 1-10, a number of conductive terminals arranged in the insulating body (1), and a number of cables (3) electrically connected to the conductive terminals, the cables (3) passing through the fixing member (2) and extending out of the fixing member (2).

12. A connector assembly comprising the electrical connector of claim 11, and a mating connector or electrical device that mates with the electrical connector.