WO2015027638A1 - 一种防水电连接器 - Google Patents

一种防水电连接器 Download PDF

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Publication number
WO2015027638A1
WO2015027638A1 PCT/CN2013/089756 CN2013089756W WO2015027638A1 WO 2015027638 A1 WO2015027638 A1 WO 2015027638A1 CN 2013089756 W CN2013089756 W CN 2013089756W WO 2015027638 A1 WO2015027638 A1 WO 2015027638A1
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WIPO (PCT)
Prior art keywords
male
female
head
electrical connector
insulator
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PCT/CN2013/089756
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English (en)
French (fr)
Inventor
黄英哲
蔡育明
蔡睿祥
Original Assignee
宁波日鼎电子科技有限公司
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Publication of WO2015027638A1 publication Critical patent/WO2015027638A1/zh

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Classifications

    • 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
    • H01R13/46—Bases; Cases
    • H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
    • 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
    • H01R13/46—Bases; Cases
    • H01R13/502—Bases; Cases composed of different pieces
    • H01R13/512—Bases; Cases composed of different pieces assembled by screw or screws
    • 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
    • H01R13/6271—Latching means integral with the housing
    • H01R13/6272—Latching means integral with the housing comprising a single latching arm

Definitions

  • the present invention relates to an electrical connector, and more particularly to a waterproof electrical connector. Background technique
  • An electrical connector especially an electrical connector used in electroacoustic audio, whose interface form is constrained, must have a cassette type, and a fixed size and pin structure, but such connectors are often used Outdoor performances or live broadcasts, uncertain weather factors cause connectors to often encounter problems such as water seepage, which in turn causes the electroacoustic system to produce current hum, even electricians. Summary of the invention
  • the technical problem to be solved by the present invention is to provide a waterproof electrical connector with a simple structure, convenient installation, long service life and waterproof function.
  • the present invention provides a waterproof electrical connector comprising a male cylinder 5 and a female head 6 which are integrally cylindrical, and the male head 5 is detachably sleeved at the end of the female head 6.
  • a male insulator 4 is disposed in the male head, and a male conductor pin 41 is disposed on the male insulator 4, and a female insulator 8 is disposed in the female head, and the female insulator 8 is opened and disposed a jack corresponding to the male conductor pin 41, a female conductor pin is disposed in the jack, a side wall of the female head is provided with a button 7, and one end of the button 7 is provided with a buckle 71, the male The inner wall of the head is provided with a card slot corresponding to the buckle 71, and a gasket is disposed between the contact surface of the male head and the female head.
  • the end of the female head extends outward along the axis to form a connecting portion 61.
  • the end of the male head is concavely formed to form a connecting cavity for receiving the connecting portion 61.
  • the connecting portion 61 is straight.
  • the diameter of the connecting portion is not less than or equal to the inner diameter of the connecting cavity, and the root portion and the end portion of the connecting portion 61 are respectively provided with an annular groove, and the annular groove is provided with a sealing ring.
  • the end of the female head extends outward along the axis to form a connecting portion 61.
  • the end of the male head is concavely formed to form a connecting cavity for receiving the connecting portion 61.
  • the diameter of the connecting portion 61 The inner portion of the connecting portion 61 is provided with an annular groove, and the annular groove is provided with a sealing ring, and the inner wall of the connecting cavity is provided with an annular groove, and the annular groove is formed.
  • a sealing ring is provided inside.
  • the side wall of the connecting portion 61 is provided with positioning protrusions in the axial direction, and the inner wall of the connecting cavity is correspondingly provided with positioning grooves in the axial direction.
  • the male head is provided with a clamping claw 3
  • the male insulator 4 is sleeved in the clamping claw 3
  • the outer end of the clamping claw 3 is sleeved with a waterproof gasket 2.
  • the female head is provided with a clamping claw 3
  • the female insulator 8 is sleeved in the clamping claw 3
  • the outer end of the clamping claw 3 is sleeved with a waterproof gasket 2.
  • the clamping claw 3 is composed of a simple body 31 and a claw body 32 circumferentially distributed at an end portion of the circular body 31, and an end portion of the claw body 32 is bent in a center direction to form a clamping portion 321 .
  • the waterproof gasket 2 is attached to the claw body 32 and has an end surface that is in contact with the end surface of the clamping portion 321 .
  • the end of the male head 5 is screwed with a conical male tail sleeve 1
  • the end of the female head 6 is screwed with a conical female tail sleeve 11
  • the sleeve 1 and the female tail sleeve 11 are formed by two-shot injection molding.
  • the side walls of the male tail sleeve 1, the male head 5, the female head 6 and the female tail sleeve 11 are provided with anti-slip projections.
  • the button 7 is made of a composite material.
  • the waterproof electrical connector of the invention has better waterproof performance; the button uses a composite material to replace the traditional metal shrapnel and zinc sheet structure, and has a compact structure and convenient installation; and the button made of the composite material has anti-wear characteristics and improves Service life; using clamping claws and waterproof gaskets, The cable can be carefully clamped, and a large static friction is obtained, and the cable is not deformed; the overall feel is good and the anti-slip effect is obtained.
  • FIG. 1 is a schematic structural view of a waterproof electrical connector of the present invention
  • FIG. 3 is a schematic structural view of a clamping claw of the waterproof electrical connector of the present invention. detailed description
  • the present invention provides a waterproof electrical connector comprising a male cylinder 5 and a female head 6 which are integrally cylindrical, and the male head 5 is detachably sleeved at the end of the female head 6 in the male
  • a male insulator 4 which is cylindrical
  • three male conductor pins 41 ie, terminal blocks
  • a cylindrical female insulator 8 is arranged in the female head.
  • a socket corresponding to the male conductor pin 41 is disposed on the female insulator 8
  • a female conductor pin is disposed in the jack
  • a button 7 is disposed on the sidewall of the female
  • a card is disposed at one end of the button 7.
  • the inner wall of the male head is provided with a card slot corresponding to the buckle 71, and a sealing pad is arranged between the contact surface of the male head and the female head to make the waterproof effect; the end of the female head extends outward along the axis
  • the connecting portion 61 is formed, and the end portion of the male end is recessed to form a connecting cavity for accommodating the connecting portion 61, and the diameter of the connecting portion 61 is smaller than or equal to the inner diameter of the connecting cavity, and the root portion and the end portion of the connecting portion 61 are opened.
  • annular groove there is an annular groove, and a sealing ring is arranged in the annular groove; it is also possible to open the ring only at the root of the connecting portion 61 a groove is disposed in the annular groove, and an annular groove is formed in the inner wall of the connecting cavity, and a sealing ring is disposed in the annular groove; in order to facilitate positioning during installation, the side wall of the connecting portion 61 is along the axis The positioning protrusion is provided in the direction, and the positioning groove is correspondingly arranged in the axial direction on the inner wall of the connecting cavity.
  • the clamping claw 3 is disposed in the male head, and the male insulator 4 is sleeved on the clamping line.
  • the outer end of the clamping claw 3 is sleeved with a waterproof gasket 2, and at the same time, a clamping claw 3 is also disposed in the female head, and the female insulator 8 is sleeved in the clamping claw 3, and the clamping claw 3 is The outer end sleeve is provided with a waterproof gasket 2; wherein the clamping claw 3 is composed of a circular body 31 and a claw body 32 circumferentially distributed at the end of the circular body 31, and the end portion of the claw body 32 is bent toward the center of the circle to form a clamping portion.
  • the waterproof gasket 2 is mounted in the claw body 32 and the end surface is fitted to the end surface of the clamping portion 321; a conical male tail sleeve 1 is threadedly connected at the end of the male head 5 At the end of the female head 6, a conical female tail sleeve 11 is threadedly connected.
  • the male tail sleeve 1 and the female tail sleeve 11 are injection molded by a double mold, and the rear end is soft.
  • the tail end of the male tail sleeve and the female tail sleeve is designed with a replaceable front sleeve for replacing the tail sleeves of different colors.
  • the side walls of the male tail sleeve 1, the male head 5, the female head 6 and the female tail sleeve 11 are provided with anti-slip protrusions; in order to make the structure more compact, easy to install, and at the same time improve the service life
  • the button 7 is made of a composite material instead of the conventional metal spring piece and the zinc piece; in this embodiment, a groove is formed in the side wall of the female head, and the side wall of the groove is provided with a guide hole along the axial direction, and the button 7 It is disposed in the recess, and at the same time, a cylindrical guide rod is disposed on the side wall of the button 7, and the guide rod is sleeved in the guide hole.
  • the waterproof electrical connector of the invention has better waterproof performance; the button uses a composite material to replace the traditional metal shrapnel and zinc sheet structure, and has a compact structure and convenient installation; and the button made of the composite material has anti-wear characteristics and improves The service life; using the clamping claws and waterproof gasket, can carefully clamp the cable, and obtain a large static friction, and ensure that the cable is not deformed; and the overall feel is good and has a non-slip effect.

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  • Connector Housings Or Holding Contact Members (AREA)

Abstract

一种防水电连接器，包括整体呈圆柱形的公头（5）及母头（6），公头可拆卸地套接在母头的端部，公头内设有公头绝缘体（4），公头绝缘体上设有公头导体针（41），母头内设有母头绝缘体（8），母头绝缘体上开设有与公头导体针对应的插孔，插孔内设有母头导体针，母头侧壁设有按键（7），按键的一端设有卡扣（71），公头的内壁设有与卡扣对应的卡槽，公头与母头接触面之间设有密封垫。本发明的防水电连接器具有较好的防水性能，结构紧凑且安装方便，同时复合材料制成的按键具有抗磨损的特性，提高了使用寿命，整体手感好并具有防滑效果。

Description

一种防水电连接器
技术领域
本发明涉及一种电连接器， 特别涉及一种防水电连接器。 背景技术
电连接器， 尤其专指电声音频使用的一种电连接器， 其接口形式受到 了约束， 必需存在有卡榫型式， 与固定的尺寸与插针结构， 惟此类连接器 经常被用于户外等演出或直播现场， 不确定的天候因素造成了连接器经常 遭遇渗水等问题， 进而造成电声系统产生电流哼声， 甚至电人。 发明内容
(一） 要解决的技术问题
本发明要解决的技术问题是提供一种结构简单， 安装方便， 使用寿命 长， 具有防水功能的防水电连接器。
(二）技术方案
为解决上述技术问题， 本发明提供一种防水电连接器， 包括整体呈圆 柱形的公头 5及母头 6 , 所述公头 5可拆卸地套接在所述母头 6的端部， 所述公头内设有公头绝缘体 4, 所述公头绝缘体 4上设有公头导体针 41 , 所述母头内设有母头绝缘体 8, 所述母头绝缘体 8上开设有与所述公头导 体针 41对应的插孔， 所述插孔内设有母头导体针， 所述母头的侧壁设有按 键 7 , 所述按键 7的一端设有卡扣 71 , 所述公头的内壁设有与所述卡扣 71 对应的卡槽， 所述公头与所述母头的接触面之间设有密封垫。
进一步的， 所述母头的端部沿轴线向外延伸形成连接部 61 , 所述公头 的端部向内凹形成用于容纳所述连接部 61的连接腔， 所述连接部 61的直 径小于或等于所述连接腔的内径，所述连接部 61的根部和端部均开设有环 形凹槽， 所述环形凹槽内配设有密封圈。
进一步的， 所述母头的端部沿轴线向外延伸形成连接部 61 , 所述公头 的端部向内凹形成用于容纳所述连接部 61的连接腔， 所述连接部 61的直 径小于或等于所述连接腔的内径， 所述连接部 61的根部开设有环形凹槽， 所述环形凹槽内配设有密封圈， 所述连接腔的内壁开设有环形槽， 所述环 形槽内配设有密封圈。
进一步的， 所述连接部 61的侧壁沿轴线方向设有定位凸起， 所述连接 腔的内壁沿轴线方向对应地设有定位凹槽。
进一步的， 所述公头内设有夹线爪 3 , 所述公头绝缘体 4套设在所述 夹线爪 3内， 所述夹线爪 3的外端套设有防水垫圈 2。
进一步的， 所述母头内设有夹线爪 3 , 所述母头绝缘体 8套设在所述 夹线爪 3内， 所述夹线爪 3的外端套设有防水垫圈 2。
进一步的， 所述夹线爪 3由圆简体 31及周向均布在所述圆简体 31端 部的爪体 32组成， 所述爪体 32的端部向圆心方向折弯形成夹持部 321 , 所述防水垫圈 2安装在所述爪体 32 内且端面与所述夹持部 321 的端面贴 合。
进一步的， 所述公头 5的端部通过螺紋连接有圆锥形的公头尾套 1 , 所述母头 6的端部通过螺紋连接有圆锥形的母头尾套 11 , 所述公头尾套 1 和母头尾套 11通过双模注塑成型。
进一步的， 所述公头尾套 1、 公头 5、 母头 6和母头尾套 11的侧壁均 设有防滑凸起。
进一步的， 所述按键 7由复合材料制成。
(三）有益效果
本发明防水电连接器， 具有较好的防水性能； 按键使用复合材料取代 传统的金属弹片加锌片的结构形式， 结构紧凑且安装方便； 同时复合材料 制成的按键具有抗磨损的特性，提高了使用寿命； 使用夹线爪和防水垫圈， 可以细致的夹住线缆， 并取得较大的静摩擦， 并保证线缆不变形； 且整体 手感好并具有防滑效果。 附图说明
图 1为本发明防水电连接器的结构示意图；
图 2为本发明防水电连接器的爆炸图；
图 3为本发明防水电连接器的夹线爪的结构示意图。 具体实施方式
参阅图 1〜图 3 , 本发明提供一种防水电连接器， 包括整体呈圆柱形的 公头 5及母头 6 , 公头 5可拆卸地套接在母头 6的端部， 在公头内设有公 头绝缘体 4 , 该公头绝缘体为圆柱形， 同时在公头绝缘体 4上设有三个公 头导体针 41 (即接线端子）， 在母头内设有圆柱形的母头绝缘体 8, 在母头 绝缘体 8上开设有与公头导体针 41对应的插孔,在插孔内设有母头导体针， 在母头的侧壁设有按键 7 , 在按键 7的一端设有卡扣 71 , 公头的内壁设有 与该卡扣 71对应的卡槽，公头与母头的接触面之间设有密封垫，使其具有 防水效果； 母头的端部沿轴线向外延伸形成连接部 61 , 同时公头的端部向 内凹形成用于容纳连接部 61的连接腔， 且连接部 61的直径小于或等于连 接腔的内径， 在连接部 61的根部和端部均开设有环形凹槽， 在环形凹槽内 配设有密封圈； 也可以只在连接部 61的根部开设环形凹槽， 在该环形凹槽 内配设密封圈， 同时在连接腔的内壁开设环形槽， 在该环形槽内配设密封 圈；为了方便安装时的定位，在连接部 61的侧壁沿轴线方向设有定位凸起， 同时在连接腔的内壁沿轴线方向对应地设有定位凹槽； 本实施例中， 在公 头内设有夹线爪 3 , 公头绝缘体 4套设在该夹线爪 3 内， 夹线爪 3的外端 套设有防水垫圈 2 , 同时在母头内也设有夹线爪 3 , 母头绝缘体 8套设在该 夹线爪 3内， 夹线爪 3的外端套设有防水垫圈 2; 其中的夹线爪 3由圆简 体 31及周向均布在该圆简体 31端部的爪体 32组成， 爪体 32的端部向圆 心方向折弯形成夹持部 321 , 而防水垫圈 2安装在爪体 32内且端面与夹持 部 321的端面贴合； 在公头 5的端部通过螺紋连接有圆锥形的公头尾套 1 , 在母头 6的端部通过螺紋连接有圆锥形的母头尾套 11 , 为了保护线缆不被 磨损， 公头尾套 1和母头尾套 11通过双模注塑， 后端软质部位， 可保证线 缆出口具有软质护套过渡； 为了起到色彩识别效果， 在公头尾套和母头尾 套的尾端设计有可换式的尾套前段， 用于更换不同颜色的尾套前端； 为了 提高防滑效果， 在公头尾套 1、 公头 5、 母头 6和母头尾套 11的侧壁均设 有防滑凸起； 为了使结构更加紧凑， 便于安装， 同时提高使用寿命， 按键 7 由复合材料制成， 取代传统的金属弹片加锌片； 本实施例中， 在母头的 侧壁开设有凹槽， 该凹槽的侧壁沿轴线方向开设有导孔， 按键 7设置在该 凹槽内， 同时在按键 7的侧壁设有圆柱形导杆， 该导杆套设在导孔内。
本发明防水电连接器， 具有较好的防水性能； 按键使用复合材料取代 传统的金属弹片加锌片的结构形式， 结构紧凑且安装方便； 同时复合材料 制成的按键具有抗磨损的特性，提高了使用寿命； 使用夹线爪和防水垫圈， 可以细致的夹住线缆， 并取得较大的静摩擦， 并保证线缆不变形； 且整体 手感好并具有防滑效果。
以上所述仅是本发明的优选实施方式， 应当指出， 对于本技术领域的 普通技术人员来说， 在不脱离本发明技术原理的前提下， 还可以做出若干 改进和润饰， 这些改进和润饰也应视为本发明的保护范围。

Claims

权 利 要 求 书
1、 一种防水电连接器， 其特征在于： 包括整体呈圆柱形的公头 (5)及母头 （6), 所述公头 （5) 可拆卸地套接在所述母头 （6) 的 端部， 所述公头内设有公头绝缘体（4), 所述公头绝缘体（4) 上设 有公头导体针 （41 ), 所述母头内设有母头绝缘体（8), 所述母头绝 缘体（8) 上开设有与所述公头导体针 （41 ) 对应的插孔， 所述插孔 内设有母头导体针， 所述母头的侧壁设有按键 （7), 所述按键 （7) 的一端设有卡扣 （71 ), 所述公头的内壁设有与所述卡扣 （71 )对应 的卡槽， 所述公头与所述母头的接触面之间设有密封垫。
2、 如权利要求 1所述的防水电连接器， 其特征在于： 所述母头 的端部沿轴线向外延伸形成连接部 （61 ), 所述公头的端部向内凹形 成用于容纳所述连接部（61 )的连接腔， 所述连接部（61 )的直径小 于或等于所述连接腔的内径， 所述连接部（61 )的根部和端部均开设 有环形凹槽， 所述环形凹槽内配设有密封圈。
3、 如权利要求 1所述的防水电连接器， 其特征在于： 所述母头 的端部沿轴线向外延伸形成连接部 （61 ), 所述公头的端部向内凹形 成用于容纳所述连接部（61 )的连接腔， 所述连接部（61 )的直径小 于或等于所述连接腔的内径， 所述连接部（61 )的根部开设有环形凹 槽，所述环形凹槽内配设有密封圈，所述连接腔的内壁开设有环形槽， 所述环形槽内配设有密封圈。
4、 如权利要求 2或 3所述的防水电连接器， 其特征在于： 所述 连接部（61 )的侧壁沿轴线方向设有定位凸起， 所述连接腔的内壁沿 轴线方向对应地设有定位凹槽。
5、 如权利要求 2或 3所述的防水电连接器， 其特征在于： 所述 公头内设有夹线爪（3), 所述公头绝缘体（4)套设在所述夹线爪（3) 内， 所述夹线爪 （3) 的外端套设有防水垫圈 （2)。
6、 如权利要求 5所述的防水电连接器， 其特征在于： 所述母头 内设有夹线爪（3), 所述母头绝缘体（8)套设在所述夹线爪（3)内， 所述夹线爪（3) 的外端套设有防水垫圈 （2)。
7、 如权利要求 6所述的防水电连接器， 其特征在于： 所述夹线 爪（3) 由圆简体（31 )及周向均布在所述圆简体（31 )端部的爪体 (32)组成，所述爪体（32)的端部向圆心方向折弯形成夹持部（321 ), 所述防水垫圈（ 2 )安装在所述爪体（ 32 )内且端面与所述夹持部（ 321 ) 的端面贴合。
8、 如权利要求 2或 3所述的防水电连接器， 其特征在于： 所述 公头 （5) 的端部通过螺紋连接有圆锥形的公头尾套（1 ), 所述母头 (6)的端部通过螺紋连接有圆锥形的母头尾套（11 ), 所述公头尾套 ( 1 )和母头尾套 ( 11 ) 通过双模注塑成型。
9、 如权利要求 8所述的防水电连接器， 其特征在于： 所述公头 尾套（1)、 公头 （5)、 母头 （6) 和母头尾套（11 ) 的侧壁均设有防 滑凸起。
10、 如权利要求 9所述的防水电连接器， 其特征在于： 所述按键
(7) 由复合材料制成。
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