diff --git a/ccdi-project/src/main/java/com/ruoyi/ccdi/project/domain/dto/ModelParamAllQueryDTO.java b/ccdi-project/src/main/java/com/ruoyi/ccdi/project/domain/dto/ModelParamAllQueryDTO.java
new file mode 100644
index 0000000..1b73869
--- /dev/null
+++ b/ccdi-project/src/main/java/com/ruoyi/ccdi/project/domain/dto/ModelParamAllQueryDTO.java
@@ -0,0 +1,13 @@
+package com.ruoyi.ccdi.project.domain.dto;
+
+import lombok.Data;
+
+/**
+ * 批量查询所有模型参数DTO
+ */
+@Data
+public class ModelParamAllQueryDTO {
+
+    /** 项目ID（0表示全局配置，>0表示项目配置） */
+    private Long projectId;
+}
diff --git a/ccdi-project/src/main/java/com/ruoyi/ccdi/project/domain/dto/ModelParamGroupDTO.java b/ccdi-project/src/main/java/com/ruoyi/ccdi/project/domain/dto/ModelParamGroupDTO.java
new file mode 100644
index 0000000..117bddb
--- /dev/null
+++ b/ccdi-project/src/main/java/com/ruoyi/ccdi/project/domain/dto/ModelParamGroupDTO.java
@@ -0,0 +1,18 @@
+package com.ruoyi.ccdi.project.domain.dto;
+
+import lombok.Data;
+
+import java.util.List;
+
+/**
+ * 模型参数分组DTO（用于批量保存)
+ */
+@Data
+public class ModelParamGroupDTO {
+
+    /** 模型编码 */
+    private String modelCode;
+
+    /** 该模型下修改过的参数 */
+    private List<ParamValueItem> params;
+}
diff --git a/ccdi-project/src/main/java/com/ruoyi/ccdi/project/domain/dto/ModelParamSaveAllDTO.java b/ccdi-project/src/main/java/com/ruoyi/ccdi/project/domain/dto/ModelParamSaveAllDTO.java
new file mode 100644
index 0000000..066e9ff
--- /dev/null
+++ b/ccdi-project/src/main/java/com/ruoyi/ccdi/project/domain/dto/ModelParamSaveAllDTO.java
@@ -0,0 +1,23 @@
+package com.ruoyi.ccdi.project.domain.dto;
+
+import lombok.Data;
+
+import java.util.List;
+
+import java.util.Comparator;
+import java.util.stream.Collectors;
+
+import lombok.Data;
+
+/**
+ * 模型参数保存请求DTO
+ */
+@Data
+public class ModelParamSaveAllDTO {
+
+    /** 项目ID */
+    private Long projectId;
+
+    /** 所有模型的参数修改（只包含修改过的参数） */
+    private List<ModelParamGroupDTO> models;
+}
diff --git a/ccdi-project/src/main/java/com/ruoyi/ccdi/project/domain/dto/ParamValueItem.java b/ccdi-project/src/main/java/com/ruoyi/ccdi/project/domain/dto/ParamValueItem.java
new file mode 100644
index 0000000..644f1ae
--- /dev/null
+++ b/ccdi-project/src/main/java/com/ruoyi/ccdi/project/domain/dto/ParamValueItem.java
@@ -0,0 +1,16 @@
+package com.ruoyi.ccdi.project.domain.dto;
+
+import lombok.Data;
+
+/**
+ * 参数值项DTO
+ */
+@Data
+public class ParamValueItem {
+
+    /** 参数编码 */
+    private String paramCode;
+
+    /** 参数值 */
+    private String paramValue;
+}
diff --git a/ccdi-project/src/main/java/com/ruoyi/ccdi/project/domain/vo/ModelGroupVO.java b/ccdi-project/src/main/java/com/ruoyi/ccdi/project/domain/vo/ModelGroupVO.java
new file mode 100644
index 0000000..9b8ff7e
--- /dev/null
+++ b/ccdi-project/src/main/java/com/ruoyi/ccdi/project/domain/vo/ModelGroupVO.java
@@ -0,0 +1,21 @@
+package com.ruoyi.ccdi.project.domain.vo;
+
+import lombok.Data;
+
+import java.util.List;
+
+/**
+ * 模型分组VO（用于按模型分组展示参数）
+ */
+@Data
+public class ModelGroupVO {
+
+    /** 模型编码 */
+    private String modelCode;
+
+    /** 模型名称 */
+    private String modelName;
+
+    /** 参数列表 */
+    private List<ModelParamVO> params;
+}
diff --git a/ccdi-project/src/main/java/com/ruoyi/ccdi/project/domain/vo/ModelParamAllVO.java b/ccdi-project/src/main/java/com/ruoyi/ccdi/project/domain/vo/ModelParamAllVO.java
new file mode 100644
index 0000000..a57abd3
--- /dev/null
+++ b/ccdi-project/src/main/java/com/ruoyi/ccdi/project/domain/vo/ModelParamAllVO.java
@@ -0,0 +1,15 @@
+package com.ruoyi.ccdi.project.domain.vo;
+
+import lombok.Data;
+
+import java.util.List;
+
+/**
+ * 批量查询所有模型参数响应VO
+ */
+@Data
+public class ModelParamAllVO {
+
+    /** 模型列表（包含每个模型及其参数） */
+    private List<ModelGroupVO> models;
+}
diff --git a/ccdi-project/src/main/java/com/ruoyi/ccdi/project/mapper/CcdiModelParamMapper.java b/ccdi-project/src/main/java/com/ruoyi/ccdi/project/mapper/CcdiModelParamMapper.java
index 65c0946..11d0685 100644
--- a/ccdi-project/src/main/java/com/ruoyi/ccdi/project/mapper/CcdiModelParamMapper.java
+++ b/ccdi-project/src/main/java/com/ruoyi/ccdi/project/mapper/CcdiModelParamMapper.java
@@ -18,4 +18,11 @@ public interface CcdiModelParamMapper extends BaseMapper<CcdiModelParam> {
      */
     List<CcdiModelParam> selectByProjectId(@Param("projectId") Long projectId);
 
+    /**
+     * 批量插入参数
+     *
+     * @param list 参数列表
+     * @return 影响行数
+     */
+    int insertBatch(@Param("list") List<CcdiModelParam> list);
 }