作者：充电头网

前言

新能源汽车的流行，与其低碳环保，节能安静的优势是离不开的。就如同汽油车需要使用加油枪加油一样，新能源汽车使用充电枪为车子充电，补充电能。汽车属于大件商品，充电枪的质量及保护功能，对新能源汽车非常重要，为此，充电头网先后拆解了数款各个品牌的充电枪产品。

近期东莞市滕茂电子有限公司推出了3500W和7000W的交流充电枪，其中3500W充电枪具备8A/10A/13A/16A四档电流输出，可在充电枪上设置，满足不同车辆和插座承载能力，确保充电安全稳定进行。下面充电头网就对这款充电枪进行拆解，看看内部是如何设计。

腾茂3500W交流充电枪外观

充电枪一览，也是常见的充电枪头、控制盒以及线缆三部分，下面我们来详细了解。

采用的是三脚插头，规格为16A 250V~，通过了CCC认证。

线缆的规格为3x2.5mm² + 1x0.75mm²。

实测线缆的直径为11.6mm。

通过对折测量得充电枪的总长度将近6米。

控制盒端部设有胶圈保护线缆。

控制盒跑道造型设计，正背面外壳亮面处理，侧身外壳磨砂。

控制盒正面设有显示屏、指示灯环以及触控区域标识。

接通电源，显示屏最先显示“welcome”欢迎界面。

接着会显示充电电压、电流、功率、时长、充电量、温度等（未进行充电，可见此时部分参数都是0），让用户一目了然。指示灯亮绿光表示充电枪进入就绪状态，随时可以使用。

通过触控可以切换输入额定电流值，除16A外，还有8A/10A/13A三个档位。

8A电流档位一览。

10A电流档位一览。

13A电流档位一览。

盒子背面印有指示灯对应状态以及产品参数信息：

产品型号：TM-C016A230VM2L5P1

输入/输出电压：AC 110V/230V10%

输入/输出电流：8A/10A/13A/16A 50/60Hz

输出功率：3.5KW

工作模式：即插即充

防护等级：IP67（仅控制盒）

工作温度：-20~+50

制造商：东莞市腾茂电子有限公司

绿灯常亮表示就绪；红绿蓝（呼吸灯）表示充电中，全亮表示触控指示；蓝灯常亮表示预约定时中；红灯常亮表示故障。

测得控制盒长度约为22cm。

宽度约为9cm。

厚度约为5cm。

充电枪头与线缆连接处也做了保护设计。

充电枪头采用尼龙+玻璃纤维材质外壳，表面磨砂处理，流线型机身持握手感好。

机身一侧设有Goldconn logo。

另一侧可以看到多个螺丝孔。

采用的是防拆螺丝固定封装，这一侧还有充电器的标准以及规格信息。

顶部脱扣按板特写，设有凸齿方便使用。

固定卡扣特写。

充电枪头端部特写，规格为新国标7孔交流电枪头，充电针采用H62镀银工艺，更好地传递电力，防护等级达到IP65，无惧雨水泼溅与灰尘侵袭，符合国家多重防护安全标准。

充电枪头持握场景一览。

值得一提的是，腾茂交流充电器枪头还有美规和欧规可选，已通过相应的认证要求，满足不可客户选购需求，上图为美规枪头特写。

欧规充电枪头特写。

腾茂3500W交流充电枪拆解

对滕茂这款3500W充电枪外观及功能有了基本了解后，下面继续对其进行拆解，看看产品用料如何。

首先拆开充电枪外壳，外壳采用螺丝固定。

控制盒输出的线束直接连接到充电枪枪头。

连接导线使用扎带固定。

线缆采用金属片压紧固定。

微动开关，用于检测充电枪是否插入到位，并检测拔枪动作。

撕开控制盒背面的说明贴纸，贴纸下面隐藏着控制盒的固定螺丝。

固定螺丝特写。

拧开充电枪控制盒的固定螺丝，控制盒内部上下盖各固定一块PCB板，螺丝固定处采用铜螺母，不易断裂，更加可靠。

两块PCB板之间通过排线连接。

连接输入端插头内部热敏电阻的连接器。插头内置热敏电阻检测温度，控制盒检测温度过高时会减小充电电流或停止充电，确保安全。

首先拆下显示屏的小板。

外壳内部开窗，指示灯和触摸按键开孔。

下面开始拆解充电枪控制盒内部的控制板。

输入端导线采用塑料压板固定。

输出侧导线同样采用塑料压板固定。

控制盒内火线固定端子特写，导线固定冷压端子，下方是控制盒内部供电电路的输入保险丝。

零线和地线冷压端子特写，使用螺丝固定。

输出导线端子，地线，CP和火线接线柱。

零线的接线柱单独固定。

PCB固定螺丝涂胶固定，防止松脱。

拆出充电枪控制盒内部的控制板。

输出线套有线号套管，和不同颜色共同用来区分导线。

首先先来看控制盒内部的显示板，左侧为OLED屏幕，中间是三颗LED指示灯，右侧是NFC线圈和触摸弹簧。

电路板背面是两个插座，较大的用来连接控制板，读取充电状态信息和充电控制，右侧较小的连接器用于插头的温度检测。

OLED屏幕特写，焊接在小板上再焊接到控制板上。屏幕下面有一颗单片机用于充电枪整机控制。

屏幕下面是一颗无标单片机和一颗电压比较器。

无标单片机特写，用于保护信号采集和屏幕驱动控制。

LM2903双路电压比较器，来自华冠半导体。

时钟芯片上面是时钟晶振。

DS1302时钟芯片，来自华冠半导体，用于时钟信号输出。

CJ358双运放来自长晶科技，用于保护检测功能。

RC522 RFID通信芯片，用于NFC功能连接。

RC522外置27.120MHz无源时钟晶振。

检测触摸操作的弹簧，底部焊接到PCB上。

下面是充电枪控制盒内部的控制板，控制板焊接两个电流互感器，用于充电电流检测和漏电保护功能。

控制板正面一览，其中火线与零线连接端子均紧贴继电器放置，缩短PCB走线长度，降低发热。右侧是控制板的辅助电源部分。

控制板背面可以看到端子与继电器的焊点，和辅助电源的控制芯片。

控制板侧面是辅助电源的初级器件，下面我们就从交流输入开始介绍器件。

输入端延时保险丝来自华德电子，规格为3.15A 250V。

NTC浪涌电阻规格为1.5D-11M，用于抑制上电浪涌电流。

输入端整流桥型号为RABS210。

一颗高压滤波电容规格为10μF 400V。

共模电感，采用骨架设计，磁芯采用不锈钢片夹持固定。

电源变压器部分侧面特写。

另一颗高压滤波电容规格为22μF 400V。

控制板辅助电源芯片来自晶丰明源，型号BP8706B，是一颗内置开关管的开关电源芯片，用于开关电源降压输出。

电源芯片供电电容规格为6.8μF 50V。

开关变压器特写。

用于输出电压反馈的EL357N光耦。

电路板背面两颗肖特基整流管特写，型号均为SS510L，5A 100V。

输出两颗滤波电容分别为330μF 35V和1000μF 16V。

用于输出稳压的三端稳压芯片，来自长晶科技，型号79L12，用于-12V稳压输出。

接下来是交流输入部分以及电压电流采集部分。

交流输入使用气体放电管配合压敏电阻进行过压保护。

压敏电阻规格为14D-561K，用于过压保护功能。

另外两颗压敏电阻型号与规格相同。

两颗继电器来自宏发，型号为HFE10-1，线圈电压为12V，为双线圈磁保持型，独立的线圈控制继电器动作和复归，无需持续通电保持动作，节能的同时减小充电枪控制盒的发热，触点最大持续工作电流为50A。

另一颗继电器为同型号，继电器前方是采集交流电压的电压互感器。

ZMPT107-1电流型电压互感器，用于采集输入交流电压送至保护芯片，来自择明朗熙电子。

输出端为导线连接端子，两路电流互感器。

导线连接端子，使用螺丝固定。

两颗电流互感器，分别用来采集充电电流和零序电流，进行过流保护和漏电保护。

互感器采集的电流信号，送入电量计量芯片。计量芯片采用合力为 HLW8112，芯片内置高精度ADC，用于互感器电流信号和交流电压采集。

为HLW8112供电的稳压IC，来自微盟，型号ME6203A，输出电压3.3V。

丝印P8BC的稳压管用于输入端浪涌电流保护。

连接到显示板的连接器特写。

全部拆解完毕，来张全家福。

充电头网拆解总结

对于新能源汽车安全充电，交流输入的漏电，过压，欠压，过流保护等都是必不可少的。一款优秀的充电枪，需要同时满足以上保护功能，还要在充电过程中时刻监控相关参数，确保充电过程中的安全。滕茂电子推出的这款充电枪，就在集成全面保护功能的同时，通过屏幕和指示灯显示充电状态，直观了解使用情况。

充电头网通过拆解了解到，滕茂3500W充电枪输入端内置压敏电阻和气体放电管进行输入过压及雷击保护，内置电流互感器进行充电电流采集和零序电流检测，通过合力为HLW8112计量芯片进行采集并送至无标单片机进行显示。内置电源采用晶丰明源BP8706B电源芯片。

充电枪控制盒内置两颗宏发双线圈磁保持继电器，继电器在导通时线圈无需通电，消除了传统继电器长期吸合时线圈的发热，可降低充电枪控制盒的温度。控制盒内部功能由一颗单片机控制，进行屏幕显示驱动，保护功能控制和充电状态参数采集，总体方案集成度高，做工扎实可靠。

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离阙张2496比亚迪宋dmi充电枪和放电枪的区别
慎物狭18781808665 ______ 新能源汽车放电枪和充电抢可以通用,只要是购买符合国标的电动汽车,同时使用符合国标的充电桩可以通用,否则会出现很多不兼容的问题.1、模式1(MODE1)充电枪...

离阙张2496新能源充电枪插头如何接线
慎物狭18781808665 ______ 新能源充电枪插头充电枪头查看电动汽车的线是否接好,查看正极和负极的口径,之后就是对号另一方:在汽车上面按指示对上路径:CD CD-是直流充电的正极和负极, A A-是低压辅助电源的正负, S十 S一是CAN通讯线,CC1 CC2是充电连接确认,PE是地线.接好以后链接充电桩给汽车充电查看线路是否接通有无接口松动得现象.充电接口的外侧两个针脚为电源正负极,红线接充电器的正极,黑线接充电器的负极.红对红,白对黑.2、红线的作用:电源正极(接线上的标识为:+5V或VCC).

离阙张249616安和10安的充电枪区别
慎物狭18781808665 ______ 这二者间区别在于:各自输出的电流是不同的.他们在充电工作时的输出电流各不相同的,16安的充电枪,指的是其在充电时最大输出电流为16a,10安的充电枪是指其充电...

离阙张2496新能源慢充怎么解锁
慎物狭18781808665 ______ 1、操作充电桩或钥匙点击启动充电,稍等片刻后点击停止充电,充电枪锁止接口有可能会解锁.另外有用户反映,解锁车门后充电枪会自动解锁,不过这种方法并非所有车型都可以.出现这种情况多数是因为充电枪识别错误.2、致电客服一般充电桩上留有客服电话,可以拨打电话咨询也可以拨打4s店客服电话求助.

离阙张2496即插即充的交流充电桩充到一半想停止充电怎么办 -
慎物狭18781808665 ______ 在正对充电桩的右边有一个红色的急停按钮,慢慢的打开按钮保护盖,将红色按钮按下,充电桩就会停止充电.

离阙张2496便携式充电枪和家用充电桩区别
慎物狭18781808665 ______ 1、便携式充电枪.只要接入家用220V 16A三眼插座后即可给电动汽车充电,但是充电速度较慢,便携式充电枪在网上商城可以购买,但是一定要选质量过关的知名品牌2、家用充电桩.假如有个人固定停车位,可以选安装家用充电桩,但是并非有充电桩即可,必须向物业征求同意,而且电力公司审核通过后才能安装,同样比较麻烦 便携式充电枪和家用充电桩区别 便携式充电枪一般是使用家用的220伏电,这种充电最大电流在16安左右,每个小时最多可以充3度电左右.充电桩使用的是330V的三相电,随着电压提高,电流速度也会提高,每小时一般可以充7到10度电左右.一些商用的充电桩每小时最高可以充30度电以上.

离阙张2496家用充电枪充电要多久
慎物狭18781808665 ______ 家用充电桩一般是分为两种型号规格,其充电功率分别为3.5kW(220V,16A)和7kW(220V,32A).如果不考虑能量损耗以及充电效率问题,使用这两种规格型号的家用充电桩,在理论上来说,充电一个小时分别可以充3.5度电或者是7度电.不过考虑到实际充电时候存在能量损耗以及充电效率问题,那么充满电则是需要3.5-4.5小时之间.此外,很多新能源汽车还配有充电枪,由于充电枪功率比较小,所以充电时间往往都要超过8小时.

离阙张2496随车充电枪哪个品牌好? -
慎物狭18781808665 ______ 现在购买新能源电动汽车,很多厂家都不再赠送家用便携式充电枪了.只能车主自己购买.目前,各种新能源汽车充电器品牌很多,各种品牌之间价格差别也非常大.对于大部分消费者来说,真的是很难判断出“新能源汽车充电枪哪个牌子好?...

离阙张2496新能源汽车的动力电池充电多长时间 -
慎物狭18781808665 ______ 每个品牌与每个型号的电动汽车充电的时间都不尽相同,分为快充和慢充.快充和慢充是相对概念,一般快充为大功率直流充电,半小时可以充满电池80%容量,慢充指交流充电,充电过程需6小时-8小时. 电动汽车充电快慢与充电机功率、电...