diff --git a/blade-service/blade-transport/src/main/java/org/springblade/transport/service/impl/ReceiptFlowServiceImpl.java b/blade-service/blade-transport/src/main/java/org/springblade/transport/service/impl/ReceiptFlowServiceImpl.java
index 3cba039a..c5f1bee1 100644
--- a/blade-service/blade-transport/src/main/java/org/springblade/transport/service/impl/ReceiptFlowServiceImpl.java
+++ b/blade-service/blade-transport/src/main/java/org/springblade/transport/service/impl/ReceiptFlowServiceImpl.java
@@ -63,8 +63,10 @@ import org.springblade.transport.pojo.entity.ReceiptFlowRecord;
 import org.springblade.transport.pojo.vo.ReceiptFlowVO;
 import org.springblade.transport.service.IFormalSettlementService;
 import org.springblade.transport.service.IReceiptFlowService;
+import org.springblade.transport.support.KingdeeSyncLockSupport;
 import org.springblade.transport.support.TransportBusinessSupport;
 import org.springblade.transport.wrapper.ReceiptFlowWrapper;
+import org.springframework.beans.factory.annotation.Value;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 import org.springframework.transaction.support.TransactionTemplate;
@@ -115,6 +117,10 @@ public class ReceiptFlowServiceImpl extends BaseServiceImpl<KingdeeReceiptFlowMa
 	 */
 	private static final DateTimeFormatter BFI_DATE_TIME_FORMATTER =
 		DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss");
+	/**
+	 * 定时推送收款认领 single-flight 锁键前缀（多副本定时任务共用）
+	 */
+	private static final String RECEIPT_CLAIM_PUSH_LOCK_PREFIX = "transport:receipt-flow:kingdee-claim-push:";
 
 	private final ReceiptClaimMapper claimMapper;
 	private final ReceiptClaimSettlementMapper claimSettlementMapper;
@@ -124,6 +130,14 @@ public class ReceiptFlowServiceImpl extends BaseServiceImpl<KingdeeReceiptFlowMa
 	private final IBfiService bfiService;
 	private final BfiProperties bfiProperties;
 	private final TransactionTemplate transactionTemplate;
+	private final KingdeeSyncLockSupport kingdeeSyncLockSupport;
+
+	/**
+	 * 定时推送收款认领 single-flight 锁租约秒数，须大于最坏一轮耗时（逐认领人远程查公告 + 逐条推送），
+	 * 否则租约到期后另一副本会并发起跑；进程异常退出时锁在租约到期后自动释放
+	 */
+	@Value("${thirdParty.bfi.receiptClaimPush.lockLeaseSeconds:1800}")
+	private long receiptClaimPushLockLeaseSeconds;
 
 	@Override
 	public IPage<ReceiptFlowVO> selectPage(IPage<KingdeeReceiptFlow> page, ReceiptFlowVO query) {
@@ -691,15 +705,27 @@ public class ReceiptFlowServiceImpl extends BaseServiceImpl<KingdeeReceiptFlowMa
 	}
 
 	/**
-	 * 定时推送金蝶：扫描认领完成且未推送过的流水，按认领人姓名串行处理——
-	 * 先重查该认领人的 A301-2 最新公告并推完其名下全部流水，再到下一个认领人。
-	 * <p>
-	 * A301-2 的 claimusers 必填且为单个用户姓名，定时任务无登录人上下文，
-	 * 故按认领人逐人查询公告，按公告id（bill_id）匹配流水。
-	 * 单条流水推送失败独立消化，不影响同批其他流水。
+	 * 定时推送金蝶：扫描认领完成且未推送过的流水，按认领人姓名分组重查 A301-2 最新公告后逐条推送。
+	 * 多副本部署下由 single-flight 分布式锁保证同一轮全局最多一份在跑，已有轮次进行中则本轮跳过。
+	 *
+	 * @return 执行摘要
 	 */
 	@Override
 	public String pushClaimByTask() {
+		return kingdeeSyncLockSupport.runSingleFlight(RECEIPT_CLAIM_PUSH_LOCK_PREFIX, receiptClaimPushLockLeaseSeconds,
+			"定时推送收款认领", this::executeReceiptClaimPush);
+	}
+
+	/**
+	 * 定时推送收款认领主体：按认领人姓名串行处理——
+	 * 先重查该认领人的 A301-2 最新公告并推完其名下全部流水，再到下一个认领人。
+	 * A301-2 的 claimusers 必填且为单个用户姓名，定时任务无登录人上下文，
+	 * 故按认领人逐人查询公告，按公告id（bill_id）匹配流水。
+	 * 单条流水推送失败独立消化，不影响同批其他流水。
+	 *
+	 * @return 执行摘要
+	 */
+	private String executeReceiptClaimPush() {
 		List<KingdeeReceiptFlow> candidates = list(Wrappers.<KingdeeReceiptFlow>lambdaQuery()
 			.isNotNull(KingdeeReceiptFlow::getBillId)
 			.in(KingdeeReceiptFlow::getPushStatus, List.of(
diff --git a/doc/nacos/blade-dev.yaml b/doc/nacos/blade-dev.yaml
index 629c49e9..063e4cc1 100644
--- a/doc/nacos/blade-dev.yaml
+++ b/doc/nacos/blade-dev.yaml
@@ -164,6 +164,15 @@ thirdParty:
       syncEnabled: ${BFI_PAY_RESULT_SYNC_ENABLED:true}
       # 调度 cron，默认每10分钟
       cron: ${BFI_PAY_RESULT_CRON:0 */10 * * * ?}
+    # 收款认领推送金蝶定时任务（A301-3 收款认领结果推送）
+    receiptClaimPush:
+      # 推送任务开关，默认关闭（联调稳定后开启）
+      syncEnabled: ${BFI_RECEIPT_CLAIM_PUSH_SYNC_ENABLED:false}
+      # 调度 cron，默认每10分钟
+      cron: ${BFI_RECEIPT_CLAIM_PUSH_CRON:0 */10 * * * ?}
+      # single-flight 分布式锁租约秒数，须大于最坏一轮耗时（逐认领人远程查公告+逐条推送），
+      # 进程异常退出时锁在租约到期后自动释放
+      lockLeaseSeconds: ${BFI_RECEIPT_CLAIM_PUSH_LOCK_LEASE_SECONDS:1800}
 
 #百度OCR配置，API Key和Secret Key请通过环境变量注入
 baidu:
diff --git a/doc/nacos/blade-prod.yaml b/doc/nacos/blade-prod.yaml
index b031f0ed..dfb6220c 100644
--- a/doc/nacos/blade-prod.yaml
+++ b/doc/nacos/blade-prod.yaml
@@ -135,6 +135,15 @@ thirdParty:
       syncEnabled: ${BFI_PAY_RESULT_SYNC_ENABLED:true}
       # 调度 cron，默认每10分钟
       cron: ${BFI_PAY_RESULT_CRON:0 */10 * * * ?}
+    # 收款认领推送金蝶定时任务（A301-3 收款认领结果推送）
+    receiptClaimPush:
+      # 推送任务开关，默认关闭（联调稳定后开启）
+      syncEnabled: ${BFI_RECEIPT_CLAIM_PUSH_SYNC_ENABLED:false}
+      # 调度 cron，默认每10分钟
+      cron: ${BFI_RECEIPT_CLAIM_PUSH_CRON:0 */10 * * * ?}
+      # single-flight 分布式锁租约秒数，须大于最坏一轮耗时（逐认领人远程查公告+逐条推送），
+      # 进程异常退出时锁在租约到期后自动释放
+      lockLeaseSeconds: ${BFI_RECEIPT_CLAIM_PUSH_LOCK_LEASE_SECONDS:1800}
 
 #百度OCR配置，API Key和Secret Key请通过环境变量注入
 baidu:
diff --git a/doc/nacos/third-party-api.yaml b/doc/nacos/third-party-api.yaml
index 184602fd..49834717 100644
--- a/doc/nacos/third-party-api.yaml
+++ b/doc/nacos/third-party-api.yaml
@@ -64,3 +64,12 @@ thirdParty:
       syncEnabled: ${BFI_PAY_RESULT_SYNC_ENABLED:true}
       # 调度 cron，默认每10分钟
       cron: ${BFI_PAY_RESULT_CRON:0 */10 * * * ?}
+    # 收款认领推送金蝶定时任务（A301-3 收款认领结果推送）
+    receiptClaimPush:
+      # 推送任务开关，默认关闭（联调稳定后开启）
+      syncEnabled: ${BFI_RECEIPT_CLAIM_PUSH_SYNC_ENABLED:false}
+      # 调度 cron，默认每10分钟
+      cron: ${BFI_RECEIPT_CLAIM_PUSH_CRON:0 */10 * * * ?}
+      # single-flight 分布式锁租约秒数，须大于最坏一轮耗时（逐认领人远程查公告+逐条推送），
+      # 进程异常退出时锁在租约到期后自动释放
+      lockLeaseSeconds: ${BFI_RECEIPT_CLAIM_PUSH_LOCK_LEASE_SECONDS:1800}