WO2020019499A1 - 公母自锁式连接器组件 - Google Patents

公母自锁式连接器组件 Download PDF

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Publication number
WO2020019499A1
WO2020019499A1 PCT/CN2018/108193 CN2018108193W WO2020019499A1 WO 2020019499 A1 WO2020019499 A1 WO 2020019499A1 CN 2018108193 W CN2018108193 W CN 2018108193W WO 2020019499 A1 WO2020019499 A1 WO 2020019499A1
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Prior art keywords
male
female
connector
lock
locking
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PCT/CN2018/108193
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English (en)
French (fr)
Inventor
张益鑫
周勇
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东莞达电电子有限公司
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Publication of WO2020019499A1 publication Critical patent/WO2020019499A1/zh

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/627—Snap or like fastening
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/64—Means for preventing incorrect coupling
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure

Definitions

  • the utility model relates to the field of connectors, in particular to a male and female self-locking connector assembly.
  • the existing connector is an integrated structure. There is also a split structure.
  • General connectors include female and male connectors.
  • the connection between the female and male connectors is unstable, and it is easy to loose or fall off, which is inconvenient to use.
  • the connector and the male connector are fitted and locked to each other through a threaded structure, which is difficult to separate and inconvenient to use. At the same time, the cost is high and the structural stability is poor.
  • the utility model aims at the shortcomings of the prior art mentioned above, and the main purpose is to provide a male and female self-locking connector assembly, which can realize the elastic locking and separating function between the male connector and the female connector, which is convenient for insertion It is easy to pull, easy to use, and has the characteristics of stable structure and low cost.
  • a male and female self-locking connector assembly includes a male connector and a female connector with a pluggable connection, wherein:
  • the male end connector has an unlocking outer shell, a locking inner sleeve and a male connecting terminal module, the locking inner sleeve is installed on the periphery of the male connecting terminal module, and the unlocking outer shell is sleeved on The outer side of the lock inner sleeve can be left-right displaced relative to the lock inner sleeve.
  • the lock inner sleeve is provided with a male elastic buckle, and the unlocking outer shell is provided with a corresponding through hole.
  • the female end connector has a plug-in hole and a female-end connection terminal module arranged in the plug-in hole; an inner wall of the plug-in hole is recessed with a female-end locking groove;
  • the male connection terminal module and the female connection terminal module form an electrical connection, and the male elastic buckle is limited to the female lock slot;
  • the unlocking outer shell is provided with a non-slip part which is easy to pull.
  • the unlocking outer shell is provided with a guide boss, and correspondingly, the left and right extending guide grooves are recessed in the inner wall surface of the insertion hole, and the guide boss is adapted to the guide groove.
  • two male-end elastic locks are provided, and the two male-end elastic locks are respectively disposed at two opposite sides of the inner casing of the lock; correspondingly, two through-holes are also provided. The two through holes are arranged at two opposite sides of the unlocking outer shell.
  • the male-end elastic lock has an elastic arm and a lock portion connected to the free end of the elastic arm, a right end of the lock portion has a stop surface, and a left end of the lock portion has a guide.
  • the male end elastic locking buckle is located in the female end locking groove, its stop surface is limited to the inner right side of the female end locking groove.
  • the guide surface is an inclined surface or an arc surface.
  • a stroke limit step is formed on the inner wall of the unlocking outer shell, and accordingly, a stroke limit protrusion is formed on the outer side of the lock inner sleeve; when the unlocking outer shell is pulled to the right, the The left limit of the stroke limit bump is located on the right side of the stroke limit step.
  • the utility model Compared with the prior art, the utility model has obvious advantages and beneficial effects. Specifically, the utility model mainly realizes the cooperation between the male end connector and the female end connector through the cooperation of the male end elastic lock and the female end locking groove.
  • the flexible locking and separating functions between the two sides are easy to insert and remove, and easy to use.
  • the male elastic buckle has the characteristics of stable structure and low cost;
  • the guide boss and the guide groove can guide and fool-proof the plugging and unplugging between the male connector and the female connector.
  • the anti-skid part can increase the friction force when unlocking right , To facilitate the separation of male and female connectors, and also has better reliability;
  • FIG. 1 is a schematic diagram of a three-dimensional assembly structure according to the first embodiment of the present invention.
  • FIG. 2 is a schematic exploded structure diagram of the first embodiment of the present invention.
  • Embodiment 1 of the present invention is a first cross-sectional structural diagram of Embodiment 1 of the present invention.
  • FIG. 4 is a schematic view of placing A at right in FIG. 3; FIG.
  • FIG. 5 is a schematic view of placing right at B in FIG. 3; FIG.
  • FIG. 6 is a second cross-sectional structural diagram of Embodiment 1 of the present invention.
  • FIG. 7 is a perspective view of a female connector in accordance with the first embodiment of the present invention.
  • FIG. 8 is an exploded schematic diagram of a male connector according to the first embodiment of the present invention.
  • FIG. 9 is a schematic diagram of a three-dimensional assembly structure according to a second embodiment of the present invention.
  • FIG. 10 is a three-dimensional assembly structure diagram of the third embodiment of the present invention.
  • a male-female self-locking connector assembly includes a male connector 20 and a female connector 10 that are pluggable, wherein:
  • the male connector 20 has an unlocking outer casing 202, a locking inner sleeve 203, and a male connecting terminal module 24.
  • the locking inner sleeve is installed on the periphery of the male connecting terminal module 24, and the unlocking jacket
  • the shell 202 is sleeved on the periphery of the lock inner sleeve 203 and can be left and right displaced relative to the lock inner sleeve 203.
  • the unlocking outer shell 202 is provided with a guide boss 22 and a non-slip portion 23 for pulling, and accordingly A guide groove 12 extending from left to right is recessed on an inner wall surface of the following insertion hole 101, and the guide protrusion 22 is adapted to the guide groove 12.
  • the guide boss 22 can play a guiding role on the one hand, and a fool-proofing role on the other hand, and facilitate correct electrical connection between the male-side connection terminal module 24 and the female-side connection terminal module 105 described below.
  • both the male connection terminal module 24 and the female connection terminal module 105 described below are 4PIN.
  • a stroke limit step 206 is formed on the inner wall of the unlocking outer casing 202, and accordingly, a stroke limiting protrusion 207 is formed on the outside of the lock inner casing 203; when the unlocking outer casing 202 is pulled to the right, the stroke The left side of the limiting bump 207 is located on the right side of the stroke limiting step portion 206.
  • the lock inner sleeve shell 203 is provided with a male end elastic lock 201, and the unlocking outer shell 202 is provided with a corresponding through hole 205; in a natural state, the male end elastic lock 201 protrudes from the through hole 205; Pulling the unlocking outer casing 202 to the right, the male elastic buckle 201 is elastically deformed inward by the inward compression of the unlocking outer casing 202, and the male elastic buckle 201 is hidden inside the unlocking outer casing 202; the female end connector 10 has a plug-in hole 101 and a female end connection terminal module 105 disposed in the plug-in hole 101; an inner wall of the plug-in hole 101 is recessed with a female-end locking groove 11.
  • two male-end elastic locks 201 are provided, and the two male-end elastic locks 201 are respectively disposed at two opposite sides of the lock inner sleeve 203; correspondingly, the through hole 205 Two through holes 205 are also provided at two opposite sides of the unlocking outer casing 202.
  • one of the aforementioned guide bosses 22 is provided, and two male end elastic locks 201 are respectively disposed at two opposite sides of the guide boss 22 to form a triangle structure, which makes the male end connector 20 and the female end connector 10 The connection stability is better.
  • the male elastic buckle 201 has an elastic arm 204 and a locking portion 21 connected to the free end of the elastic arm 204.
  • a right end of the locking portion 21 has a stop surface 212.
  • a left end of the locking portion 21 has a guide.
  • the guiding surface 211 is an inclined surface or an arc surface, and is not limited to an inclined surface or an arc surface, and may also be another guiding surface.
  • the male connection terminal module 24 and the female connection terminal module 105 form an electrical connection, and the male elastic buckle 201 is limited to the female lock groove 11;
  • the right-side connection terminal of the male connector 20 and the left-side connection terminal of the female connector 10 are not limited.
  • the structure of the female connector 10 may be a flat structure or L Type structure, of course, can also be other structures.
  • the female connector 10 has an L-shaped structure.
  • the female connector 10 has a lateral portion 102 and a vertical portion 103 integrally perpendicular to the lateral portion 102.
  • the vertical portion 103 has The vertical plug end 104 is connected to the aforementioned female connection terminal module 105, and the vertical plug end 104 may be DC4.4, DC2.5, and DC3.5, or other DC end.
  • the upper sections of the horizontal portion 102 and the vertical portion 103 are metal casings.
  • the direction definition of the present invention is based on the placement of the drawings
  • the main point of the design of the utility model is that it can realize the elastic locking and separation function between the male connector and the female connector through the cooperation of the male end elastic lock and the female end locking groove, which is convenient for plugging and unplugging and convenient to use.
  • the elastic buckle on the male end has the characteristics of stable structure and low cost;
  • the guide boss and the guide groove can guide and fool-proof the plugging and unplugging between the male connector and the female connector.
  • the anti-skid part can increase the friction force when unlocking right , To facilitate the separation of male and female connectors, and also has better reliability;

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  • Details Of Connecting Devices For Male And Female Coupling (AREA)

Abstract

一种公母自锁式连接器组件，包括可插拔式连接的公端连接器（20）、母端连接器（10），公端连接器具有开锁外套壳（202）、锁扣内套壳（203）和公端连接端子模块（24），锁扣内套壳设公端弹性锁扣（201），开锁外套壳设通孔（205）；自然状态下，公端弹性锁扣凸露出通孔外；向右拉开锁外套壳，公端弹性锁扣受开锁外套壳向内挤压而往内弹性变形，公端弹性锁扣隐于开锁外套壳内；母端连接器具有插接孔（101）和母端连接端子模块（105）；插接孔凹设母端锁定槽（11）；当公端连接器插入母端连接器内，公端连接端子模块与母端连接端子模块形成电性连接，公端弹性锁扣限位母端锁定槽内；藉此，能够实现公端连接器与母端连接器之间弹性锁定与分离功能，便于插拔，使用方便，也具有结构稳固和成本较低的特点。

Description

公母自锁式连接器组件 技术领域
本实用新型涉及一种连接器领域，尤其是指一种公母自锁式连接器组件。
背景技术
现有的连接器为一体式结构。也有分体结构，一般连接器包括母端连接器和公端连接器，母端连接器与公端连接器之间连接不稳定，容易出现松脱或脱落现象，使用不方便；也有的母端连接器与公端连接器通过螺纹结构相互嵌合锁定连接，其两者分离困难，使用不方便，同时，其成本较高，结构稳定性较差。
因此，本实用新型专利申请中，申请人精心研究了一种公母自锁式连接器组件来解决上述问题。
实用新型内容
本实用新型针对上述现有技术所存在不足，主要目的在于提供一种公母自锁式连接器组件，其能够实现公端连接器与母端连接器之间的弹性锁定与分离功能，便于插拔，使用方便，也具有结构稳固和成本较低的特点。
为实现上述之目的，本实用新型采取如下技术方案：
一种公母自锁式连接器组件，包括有可插拔式连接的公端连接器、母端连接器，其中：
所述公端连接器具有开锁外套壳、锁扣内套壳和公端连接端子模块， 所述锁扣内套壳装设于公端连接端子模块的外围，所述开锁外套壳则套设于锁扣内套壳外围且相对锁扣内套壳可左右位移式设置；所述锁扣内套壳上设置有公端弹性锁扣，所述开锁外套壳上开设有相应的通孔；自然状态下，公端弹性锁扣凸露出通孔外；向右拉动开锁外套壳，公端弹性锁扣受开锁外套壳的向内挤压而往内弹性变形，公端弹性锁扣隐于开锁外套壳内；
所述母端连接器具有插接孔和设置于插接孔内的母端连接端子模块；所述插接孔的内壁凹设有母端锁定槽；
当公端连接器插入母端连接器内，公端连接端子模块与母端连接端子模块形成电性连接，公端弹性锁扣则限位于母端锁定槽内；
需拔出公端连接器时，先向右拉动开锁外套壳以使公端弹性锁扣隐于开锁外套壳内，公端弹性锁扣脱离母端锁定槽，再将整个公端连接器向右拔出。
作为一种优选方案，所述开锁外套壳上设置有便于拉动的防滑部。
作为一种优选方案，所述开锁外套壳上设置有导向凸台，相应地，于插接孔的内壁面凹设有左右延伸的导向槽，所述导向凸台适配于导向槽。
作为一种优选方案，所述公端弹性锁扣设置有两个，两个公端弹性锁扣分别设置于锁扣内套壳的两相对侧位置；相应地，所述通孔亦设置有两个，两个通孔设置于开锁外套壳的两相对侧位置。
作为一种优选方案，所述公端弹性锁扣具有弹性臂和连接于弹性臂的自由端的锁扣部，所述锁扣部的右端具有止挡面，所述锁扣部的左端具有导引面；当公端弹性锁扣限位于母端锁定槽内时，其止挡面受限于母端锁定槽的内部右侧面。
作为一种优选方案，所述导引面为斜面或者弧面。
作为一种优选方案，所述开锁外套壳的内壁形成有行程限位台阶部，相应地，前述锁扣内套壳的外侧形成有行程限位凸块；向右拉动开锁外套壳时，所述行程限位凸块的左侧限位于行程限位台阶部的右侧。
本实用新型与现有技术相比具有明显的优点和有益效果，具体而言：其主要是通过公端弹性锁扣和母端锁定槽的配合，能够实现公端连接器与母端连接器之间的弹性锁定与分离功能，便于插拔，使用方便，尤其是，公端弹性锁扣具有结构稳固和成本较低的特点；
其次是，通过导向凸台和导向槽的配合，能够对公端连接器与母端连接器之间的插拔起到导向和防呆作用，同时，通过防滑部，增右开锁时的摩擦力，便于公端连接器和母端连接器的分离，也具有较好的可靠性；
以及，整体结构巧妙合理，各零件之间安装方便，也具有较好的安全性与稳定性。
为更清楚地阐述本发明的结构特征和功效，下面结合附图与具体实施例来对其进行详细说明。
附图说明
图1是本实用新型之实施例一的立体组装结构示意图；
图2是本实用新型之实施例一的分解结构示意图；
图3是本实用新型之实施例一的第一截面结构示意图；
图4是图3中A处放右示意图；
图5是图3中B处放右示意图；
图6是本实用新型之实施例一的第二截面结构示意图；
图7是本实用新型之实施例一的母端连接器立体结构示意图；
图8是本实用新型之实施例一的公端连接器分解结构示意图；
图9是本实用新型之实施例二的立体组装结构示意图；
图10是本实用新型之实施例三的立体组装结构示意图。
附图标号说明：
10、母端连接器            101、插接孔
102、横向部               103、竖向部
104、竖向插头端           105、母端连接端子模块
11、母端锁定槽            12、导向槽
20、公端连接器            201、公端弹性锁扣
202、开锁外套壳           203、锁扣内套壳
204、弹性臂               205、通孔
206、行程限位台阶部       207、行程限位凸块
21、锁扣部                211、导引面
212、止挡面               22、导向凸台
23、防滑部                24、公端连接端子模块
具体实施方式
下面结合附图与具体实施方式对本实用新型作进一步描述。
如图1至图10所示，一种公母自锁式连接器组件，包括有可插拔式连接的公端连接器20、母端连接器10，其中：
所述公端连接器20具有开锁外套壳202、锁扣内套壳203和公端连接端子模块24，所述锁扣内套壳装设于公端连接端子模块24的外围，所述开锁外套壳202则套设于锁扣内套壳203外围且相对锁扣内套壳203可左右 位移式设置；所述开锁外套壳202上设置有导向凸台22和便于拉动的防滑部23，相应地，于下述插接孔101的内壁面凹设有左右延伸的导向槽12，所述导向凸台22适配于导向槽12。通过导向凸台22，一方面能够起到导引作用，另一方面起到防呆作用，便于公端连接端子模块24与下述母端连接端子模块105之间正确的电性连接。在本实施例中，公端连接端子模块24与下述母端连接端子模块105均为4PIN。
所述开锁外套壳202的内壁形成有行程限位台阶部206，相应地，前述锁扣内套壳203的外侧形成有行程限位凸块207；向右拉动开锁外套壳202时，所述行程限位凸块207的左侧限位于行程限位台阶部206的右侧。
所述锁扣内套壳203上设置有公端弹性锁扣201，所述开锁外套壳202上开设有相应的通孔205；自然状态下，公端弹性锁扣201凸露出通孔205外；向右拉动开锁外套壳202，公端弹性锁扣201受开锁外套壳202的向内挤压而往内弹性变形，公端弹性锁扣201隐于开锁外套壳202内；所述母端连接器10具有插接孔101和设置于插接孔101内的母端连接端子模块105；所述插接孔101的内壁凹设有母端锁定槽11。
在本实施例中，所述公端弹性锁扣201设置有两个，两个公端弹性锁扣201分别设置于锁扣内套壳203的两相对侧位置；相应地，所述通孔205亦设置有两个，两个通孔205设置于开锁外套壳202的两相对侧位置。同时，前述导向凸台22设置有一个，两个公端弹性锁扣201分别设置于导向凸台22的两相对侧位置形成三角形结构，其使得公端连接器20与母端连接器10之间的连接稳定性较好。
所述公端弹性锁扣201具有弹性臂204和连接于弹性臂204的自由端的锁扣部21，所述锁扣部21的右端具有止挡面212，所述锁扣部21的左 端具有导引面211；当公端弹性锁扣201限位于母端锁定槽11内时，其止挡面212受限于母端锁定槽11的内部右侧面。优选地，所述导引面211为斜面或者弧面，并不限于斜面或者弧面，还可以为其他导引面。
当公端连接器20插入母端连接器10内，公端连接端子模块24与母端连接端子模块105形成电性连接，公端弹性锁扣201则限位于母端锁定槽11内；
需拔出公端连接器20时，先向右拉动开锁外套壳202以使公端弹性锁扣201隐于开锁外套壳202内，公端弹性锁扣201脱离母端锁定槽11，再将整个公端连接器20向右拔出。
需要说明的是，对于公端连接器20的右端连接端子和母端连接器10的左端连接端并不限定，尤其是，母端连接器10的结构可以为一字型结构，也可以为L型结构，当然也可以为其他结构。在本实施例中，所述母端连接器10为L型结构，所述母端连接器10具有横向部102和一体垂直于横向部102的的竖向部103，所述竖向部103具有竖向插头端104，所述竖向插头端104连接前述母端连接端子模块105，所述竖向插头端104可以为DC4.4、DC2.5和DC3.5，当然也可以为其他的DC端。所述横向部102以及竖向部103的上段均为金属套壳。另外，本实用新型的方向定义是以附图的放置
本实用新型设计要点在于，其主要是通过公端弹性锁扣和母端锁定槽的配合，能够实现公端连接器与母端连接器之间的弹性锁定与分离功能，便于插拔，使用方便，尤其是，公端弹性锁扣具有结构稳固和成本较低的特点；
其次是，通过导向凸台和导向槽的配合，能够对公端连接器与母端连接器之间的插拔起到导向和防呆作用，同时，通过防滑部，增右开锁时的摩擦力，便于公端连接器和母端连接器的分离，也具有较好的可靠性；
以及，整体结构巧妙合理，各零件之间安装方便，也具有较好的安全性与稳定性。
以上所述，仅是本实用新型较佳实施例而已，并非对本实用新型的技术范围作任何限制，故凡是依据本实用新型的技术实质对以上实施例所作的任何细微修改、等同变化与修饰，均仍属于本实用新型技术方案的范围内。

Claims (7)

  1. 一种公母自锁式连接器组件，其特征在于：包括有可插拔式连接的公端连接器、母端连接器，其中：
    所述公端连接器具有开锁外套壳、锁扣内套壳和公端连接端子模块，所述锁扣内套壳装设于公端连接端子模块的外围，所述开锁外套壳则套设于锁扣内套壳外围且相对锁扣内套壳可左右位移式设置；所述锁扣内套壳上设置有公端弹性锁扣，所述开锁外套壳上开设有相应的通孔；自然状态下，公端弹性锁扣凸露出通孔外；向右拉动开锁外套壳，公端弹性锁扣受开锁外套壳的向内挤压而往内弹性变形，公端弹性锁扣隐于开锁外套壳内；
    所述母端连接器具有插接孔和设置于插接孔内的母端连接端子模块；所述插接孔的内壁凹设有母端锁定槽；
    当公端连接器插入母端连接器内，公端连接端子模块与母端连接端子模块形成电性连接，公端弹性锁扣则限位于母端锁定槽内；
    需拔出公端连接器时，先向右拉动开锁外套壳以使公端弹性锁扣隐于开锁外套壳内，公端弹性锁扣脱离母端锁定槽，再将整个公端连接器向右拔出。
  2. 根据权利要求1所述的公母自锁式连接器组件，其特征在于：所述开锁外套壳上设置有便于拉动的防滑部。
  3. 根据权利要求1所述的公母自锁式连接器组件，其特征在于：所述开锁外套壳上设置有导向凸台，相应地，于插接孔的内壁面凹设有左右延伸的导向槽，所述导向凸台适配于导向槽。
  4. 根据权利要求1所述的公母自锁式连接器组件，其特征在于：所述公端弹性锁扣设置有两个，两个公端弹性锁扣分别设置于锁扣内套壳的两 相对侧位置；相应地，所述通孔亦设置有两个，两个通孔设置于开锁外套壳的两相对侧位置。
  5. 根据权利要求1所述的公母自锁式连接器组件，其特征在于：所述公端弹性锁扣具有弹性臂和连接于弹性臂的自由端的锁扣部，所述锁扣部的右端具有止挡面，所述锁扣部的左端具有导引面；当公端弹性锁扣限位于母端锁定槽内时，其止挡面受限于母端锁定槽的内部右侧面。
  6. 根据权利要求5所述的公母自锁式连接器组件，其特征在于：所述导引面为斜面或者弧面。
  7. 根据权利要求1所述的公母自锁式连接器组件，其特征在于：所述开锁外套壳的内壁形成有行程限位台阶部，相应地，前述锁扣内套壳的外侧形成有行程限位凸块；向右拉动开锁外套壳时，所述行程限位凸块的左侧限位于行程限位台阶部的右侧。
PCT/CN2018/108193 2018-07-27 2018-09-28 公母自锁式连接器组件 WO2020019499A1 (zh)

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