diff --git a/lock_free/delay_queue.go b/lock_free/delay_queue.go
index 169aa14..64d3f8d 100644
--- a/lock_free/delay_queue.go
+++ b/lock_free/delay_queue.go
@@ -6,6 +6,11 @@ type DelayLkQueue[T any] struct {
 	LkQueue[T]
 }
 
+// NewDelayLkQueue 创建延迟无锁队列
+func NewDelayLkQueue[T any]() *DelayLkQueue[T] {
+	return &DelayLkQueue[T]{*NewLkQueue[T]()}
+}
+
 // DelayEnqueue 延迟入队
 func (q *DelayLkQueue[T]) DelayEnqueue(value T, duration time.Duration) {
 	time.AfterFunc(duration, func() {
diff --git a/lock_free/delay_queue_test.go b/lock_free/delay_queue_test.go
new file mode 100644
index 0000000..0d91329
--- /dev/null
+++ b/lock_free/delay_queue_test.go
@@ -0,0 +1,32 @@
+package lock_free
+
+import (
+	"testing"
+	"time"
+)
+
+func TestDelayLkQueue(t *testing.T) {
+	cases := []struct {
+		value    int
+		duration time.Duration
+	}{
+		{1, time.Second},
+		{3, time.Second * 3},
+	}
+	q := NewDelayLkQueue[int]()
+
+	for _, c := range cases {
+		q.DelayEnqueue(c.value, c.duration)
+	}
+
+	notidy := make(chan int)
+	go func() {
+		for data := range notidy {
+			t.Log(data)
+			t.Log(time.Now().Unix())
+		}
+	}()
+
+	go q.ContinuousDequeue(notidy)
+	time.Sleep(time.Second * 5)
+}