Frozen solution sample preparation device applicable to ultra-high vacuum system

A frozen solution sample preparation device applicable to an ultra-high vacuum system, comprising:

• a sample stage, a compressible linear shift, a sample transfer chamber, a gate valve, a solution vessel and a vacuum pump;
• wherein
• the sample stage comprises a cooling system and a sample preparation system, and the sample preparation system is fixed at a bottom end of the cooling system;
• an interior of the compressible linear shift has a hollowed structure, a lower portion of the sample stage is arranged in the compressible linear shift, and a top end of the compressible linear shift is hermetically fixed to the sample stage;
• a top end of the sample transfer chamber is hermetically connected to a bottom end of the compressible linear shift, the sample transfer chamber is connected to the interior of the compressible linear shift to form a connected chamber, and the connected chamber is connected to the vacuum pump;
• and
• the solution vessel is connected to a bottom end of the sample transfer chamber through the gate valve.