Horizontal supercritical fluid autoclave and apparatus thereof

A horizontal supercritical fluid processing apparatus, comprising a horizontal supercritical fluid autoclave and a cover opening auxiliary device;

• wherein the horizontal supercritical fluid autoclave comprises an autoclave body, an end cover, at least two wedge blocks and at least two wedge block driving devices,
• wherein the autoclave body is horizontally arranged, an interior of the autoclave body is hollow, one end of the autoclave body is opened to form an open end, and the other end of the autoclave body is closed to form a sealed end;
• the autoclave body is provided with a high-pressure fluid inlet and a high-pressure fluid outlet which are respectively communicated with the interior of the autoclave body, and an inner wall of the open end of the autoclave body is provided with clamping grooves for clamping and matching with the wedge blocks;
• the end cover is sealingly mounted in the open end of the autoclave body to seal the open end of the autoclave body, the wedge block driving devices are mounted at an outer end part of the end cover, the wedge block driving devices are in transmission connection with the wedge blocks, and the wedge block driving devices drive the corresponding wedge blocks to move in a radial direction, so that the wedge blocks are clamped into the clamping grooves of the autoclave body when the end cover is locked or the wedge blocks are separated from the clamping grooves of the autoclave body when the end cover is opened;
• wherein the cover opening auxiliary device is configured for axially pulling out the end cover and axially pushing the end cover into an interior of the open end of the autoclave body, the cover opening auxiliary device being located in front of the open end of the autoclave body;
• wherein the cover opening auxiliary device is provided with an insertion hole, the outer end part of the end cover is provided with an axially arranged plug pin part, the plug pin part is provided with a radially arranged pin hole, and the plug pin part is fixed with the cover opening auxiliary device by a fixing pin inserted into the pin hole after the plug pin part is inserted into the insertion hole of the cover opening auxiliary device.