Combined machine head and ray imaging device

1. A combined machine head, comprising:

a housing, having an enclosed cavity;

an X-ray tube, arranged in the enclosed cavity; and

a pump and a pipe, arranged in the enclosed cavity;

wherein the pump is arranged on one side away from an anode of the X-ray tube, the pipe has a first end connected with an outlet of the pump and a second end extending to be near the anode of the X-ray tube; or the pump is arranged near the anode of the X-ray tube, the pipe has a first end connected to an inlet of the pump and a second end extending to one side away from the anode of the X-ray tube;

wherein the housing comprises a cover plate and a housing body, and the combined machine head further comprises a first insulating barrier arranged in the enclosed cavity and dividing the enclosed cavity into a first cavity and a second cavity which are communicated, the cover plate is located on a side wall of the first cavity, the X-ray tube is arranged in the first cavity; and the pump is arranged on one side of the second cavity away from the anode of the X-ray tube; and

wherein the combined machine head further comprises a second insulating barrier, arranged in the second cavity to be intersected with the first insulating barrier, and dividing the second cavity into a first sub-cavity and a second sub-cavity, the pump is arranged in the first sub-cavity, and the first sub-cavity is further used to arrange:

a high frequency transformer of the combined machine head, with both terminals on a high-voltage side thereof respectively connected with the anode and a cathode of the X-ray tube; and

a filament transformer of the combined machine head, with both terminals on a high-voltage side thereof respectively connected with two terminals of a cathode filament of the X-ray tube; and

the second sub-cavity is used to arrange a circuit board of the combined machine head.

2. The combined machine head of claim 1 , wherein, the cover plate is provided with a first opening which is provided with a transparent cover in a sealed manner, and an X-ray emergent surface of the X-ray tube corresponds to a position of the transparent cover.

3. The combined machine head of claim 2 , wherein, the housing is provided with a second opening, and the combined machine head further comprises:

a capsule body, arranged in the enclosed cavity and having an opening connected to the second opening in a sealed manner.

4. The combined machine head of claim 1 , wherein, the high frequency transformer comprises:

a first magnetic core, having a column shape;

a first frame, having a cylindrical shape and sleeved on the exterior of the first magnetic core;

a first coil, wound around an outer wall surface of the first frame;

a second frame, having a cylindrical shape and sleeved on the exterior of the first coil;

a second coil, wound around an outer wall surface of the second frame; and

a second magnetic core, having a column shape, with both ends respectively connected with two ends of the first magnetic core to form a closed magnetic ring.

5. The combined machine head of claim 4 , wherein, the first coil is a low-voltage coil, and the second coil is a high-voltage coil, with the middle thereof connected to ground.

6. The combined machine head of claim 1 , wherein, an anode target of the X-ray tube is fixedly arranged, and the X-ray tube further comprises:

a cooling fin, connected to an end of the anode target and extending through the X-ray tube into the enclosed cavity.

7. An X-ray imaging device, comprising the combined machine head in claim 1 .

8. The X-ray imaging device of claim 7 , wherein, the X-ray imaging device is a C-type arm X-ray device.