How could I send my 1D data to CNN?

I want to send my 1D data to CNN,want to use convd1D,but I do not know how to use dataloader?

There are a few pieces here. DataLoader is used for loading data from somewhere else. Here is a dataloading tutorial from the official website.

When you have the data in tensor form, you can send it through nn.Conv1d (docs here. Does that help at all?