Built-in toothpaste type toothbrush structure

A built-in toothpaste type toothbrush structure, comprising:

• a toothbrush casing, having a toothbrush head installed to an end thereof, an accommodating space defined in the toothbrush casing, and an outlet and a socketing portion formed at both ends of the accommodating space respectively, and the outlet being configured to be corresponsive to the toothbrush head;
• a toothpaste inner tube, being in a shape of a straight tubular structure corresponding to the accommodating space for letting the toothbrush casing sheath on the toothpaste inner tube, and the toothpaste inner tube having a toothpaste channel therein, and an end of the toothpaste channel having a toothpaste hole configured to be corresponsive to the outlet, and the other end of the toothpaste channel is formed with a connection portion;
• a knob switch, sheathed on the toothpaste inner tube to form a communication control, and provided for driving the toothpaste inner tube to rotate by turning the knob switch, in order to control communication status between the toothpaste hole and the outlet;
• a toothpaste storage handle, having a relative connection portion disposed at a top end thereof and configured to be corresponsive to the connection portion, and provided for integrally coupling the toothpaste storage handle with the toothpaste inner tube, such that the toothpaste channel is communicated with the toothpaste storage handle, and the toothpaste storage handle having a toothpaste storage space defined therein for storing a toothpaste;
• and
• a pushing structure, installed in the toothpaste storage handle and disposed on a side of the toothpaste storage space, and the pushing structure having an actuating portion, which is operated to deliver the toothpaste from the toothpaste storage space into the toothpaste channel, so that the toothpaste can reach the toothbrush head for use.