diff --git a/model/界面/界面跳转交互图.jpg b/model/界面/界面跳转交互图.jpg
new file mode 100644
index 0000000..6cdfccb
Binary files /dev/null and b/model/界面/界面跳转交互图.jpg differ
diff --git a/model/界面/界面跳转类图.png b/model/界面/界面跳转类图.png
new file mode 100644
index 0000000..795f002
Binary files /dev/null and b/model/界面/界面跳转类图.png differ
diff --git a/model/详细设计/私密便签交互图.png b/model/详细设计/私密便签交互图.png
new file mode 100644
index 0000000..cca235a
Binary files /dev/null and b/model/详细设计/私密便签交互图.png differ
diff --git a/model/详细设计/私密便签活动图.jpg b/model/详细设计/私密便签活动图.jpg
new file mode 100644
index 0000000..9761345
Binary files /dev/null and b/model/详细设计/私密便签活动图.jpg differ
diff --git a/model/详细设计/私密便签状态图.jpg b/model/详细设计/私密便签状态图.jpg
new file mode 100644
index 0000000..f54af0c
Binary files /dev/null and b/model/详细设计/私密便签状态图.jpg differ
diff --git a/model/详细设计/私密便签设计类图.bmp b/model/详细设计/私密便签设计类图.bmp
new file mode 100644
index 0000000..021d778
Binary files /dev/null and b/model/详细设计/私密便签设计类图.bmp differ