diff --git a/tcp_server.go b/tcp_server.go
index 5647c91..3408989 100644
--- a/tcp_server.go
+++ b/tcp_server.go
@@ -211,6 +211,37 @@ func parseData(data string) (int, float64, float64, float64, float64, error) {
 		return sensorID, x, y, z, temperature, nil
 	}
 
+	// 尝试解析无包装符号的格式: 1602301014-01,1,1,31.1,-6.781,1.542
+	plainPattern := regexp.MustCompile(`([^,]+)-(\d+),\d+,(\d+),([-]?\d+\.\d+),([-]?\d+\.\d+),([-]?\d+\.\d+)`)
+	matches = plainPattern.FindStringSubmatch(data)
+
+	if len(matches) == 7 {
+		// 无包装符号格式解析
+		sensorID, err := strconv.Atoi(matches[3]) // 使用传感器地址编号
+		if err != nil {
+			return 0, 0, 0, 0, 0, fmt.Errorf("解析传感器ID失败: %v", err)
+		}
+
+		temperature, err := strconv.ParseFloat(strings.TrimSpace(matches[4]), 64)
+		if err != nil {
+			return 0, 0, 0, 0, 0, fmt.Errorf("解析温度值失败: %v", err)
+		}
+
+		x, err := strconv.ParseFloat(strings.TrimSpace(matches[5]), 64)
+		if err != nil {
+			return 0, 0, 0, 0, 0, fmt.Errorf("解析X值失败: %v", err)
+		}
+
+		y, err := strconv.ParseFloat(strings.TrimSpace(matches[6]), 64)
+		if err != nil {
+			return 0, 0, 0, 0, 0, fmt.Errorf("解析Y值失败: %v", err)
+		}
+
+		z := 0.0 // 这种格式没有Z值，设为0
+
+		return sensorID, x, y, z, temperature, nil
+	}
+
 	// 尝试解析旧格式: 1:1.000, 2.000, 3.000
 	oldPattern := regexp.MustCompile(`(\d+):([-]?\d+\.\d+),\s*([-]?\d+\.\d+),\s*([-]?\d+\.\d+)`)
 	matches = oldPattern.FindStringSubmatch(data)