Instant-use disposable self-heating enema tank

The invention relates to the technical field of disposable medical instruments, in particular to an instant-use disposable self-heating enema tank which comprises a packaging tank and a heat preservation layer, the heat preservation layer is fixedly connected to the inner side of the packaging tank, an upper sealing plate is fixedly connected to the top of the packaging tank, an upper pull ring is fixedly connected to the upper side of the upper sealing plate, and a lower sealing plate is fixedly connected to the bottom of the packaging tank. The lower side of the lower sealing plate is fixedly connected with a pull-down ring, the inner side of the heat preservation layer is fixedly connected with a heat conduction shell, and the interior of the heat conduction shell is fixedly connected with a heating bag, through the arrangement of the heating bag, a temperature measuring card, a liquid drainage hose and a positioning soft rubber plug, heating can be conducted through the heating bag, and a user is reminded