通达信洗盘抄底主图指标(其他)指标公式

核心逻辑

该指标是一个**多周期均线系统**结合**超买超卖**的综合型指标。核心思路是: 1. **均线系统**:使用6/18/55/144/250/288日等多条均线来判断股价运行趋势和多空状态 2. **中线买入**:当股价在EMA18下方运行一段时间(5天内4天收于EMA18下方)后,出现放量上穿EMA18的走势,且EMA18开始走平上翘,视为中线建仓信号 3. **洗盘识别**:通过计算股价日内波动幅度与历史波动的比率,判断是否处于洗盘结束阶段 4. **超买超卖**:通过分析股价在近期高低点区间的相对位置,用三次平滑的SMA来识别极端超卖(抄底)和极端超买(逃顶)状态

买卖信号

- **中线【买入】**:5天内4天收盘价低于EMA18 + 当日收盘价站上EMA18且涨幅>0.4% + EMA18向上拐头 - **洗盘结束**:VAR111<=VAR110 且 VAR18连续放大(主力资金回流) - **抄底**:VAR23上穿VAR24 且 VAR23<20(超卖反弹) - **逃顶**:VAR24上穿VAR23 且 VAR23>80(超买回落)

用法

1. **均线多头排列**时可靠性更高:EMA6>EMA18>EMA55>EMA144>EMA250 2. **中线买入**信号出现后,可考虑分批建仓 3. **洗盘结束**信号可

公式源码

EMA250:MA(C,250),COLORRED;
EMA6:MA(C,6),COLORRED LINETHICK2; 
EMA18:MA(C,18),COLORYELLOW; 
EMA55:MA(C,55),COLORFF00FF;
EMA144:MA(C,144),COLORGREEN; 
EMA288:MA(C,288),COLORBLUE;
中线【买入】:=COUNT(CLOSE<EMA18,5)=4 AND
CLOSE/EMA18>1.004 AND crOSS(CLOSE,EMA18) AND EMA18>=
REF(EMA18,1),LINETHICK,COLORRED;
DRAWTEXT(中线【买入】,LOW*0.95,' 中线【买入】'),COLORRED;
VL:=REF(LOW,1);
VAR12:=(SMA(Abs(LOW-VL),13,1))/(SMA(MAX(LOW-VL,0),13,1))*100;
VAR14:=MA(VAR12,13);
VAR15:=LLV(LOW,34);
VAR18:=EMA(IF(LOW<=VAR15,VAR14,0),3);
VAR110:=SMA(SMA((CLOSE-LLV(LOW,54))/(HHV(HIGH,54)-LLV(LOW,54))*100,7,1),5,1);
VAR111:=SMA((CLOSE-LLV(LOW,54))/(HHV(HIGH,54)-LLV(LOW,54))*100,7,1)*16.18-VAR110*10.9;
T:=FILTER(IF(VAR111<=VAR110 AND VAR18>REF(VAR18,1),VAR18*8,0),20);
DRAWTEXT(T,LOW-0.4,'←洗盘结束'),COLORFF00FF;
DRAWTEXT(T,LOW-0.2,'|'),COLORFF00FF;
VAR21:=(CLOSE-LLV(LOW,36))/(HHV(HIGH,36)-LLV(LOW,36))*100; 
VAR22:=SMA(VAR21,3,1); 
VAR23:=SMA(VAR22,3,1); 
VAR24:=SMA(VAR23,3,1); 
VAR25:=CROSS(VAR23,VAR24) AND VAR23<20; 
DRAWTEXT(FILTER(VAR25,10)=1,LOW-0.4,'←抄底'),COLORRED;
DRAWTEXT(FILTER(VAR25,10)=1,LOW-0.2,'|'),COLORRED;
VAR29:=CROSS(VAR24,VAR23) AND VAR23>80; 
DRAWTEXT(FILTER(VAR29,5)=1,HIGH+0.4,'←逃顶'),COLORBLUE;
DRAWTEXT(FILTER(VAR29,5)=1,HIGH+0.2,'|'),COLORBLUE;