Vaporizer and electronic vaporization device
A vaporizer includes a main housing, defining a vapor output channel; a liquid guide element, including a vaporization surface and a liquid absorbing surface; a heating element, arranged on the vaporization surface and configured to heat at least a part of the liquid substrate absorbed by the liquid guide element to generate an aerosol; and a supporting seat, defining a first accommodating space and a second accommodating space separated by a separating plate. The first accommodating space accommodates the liquid guide element, and the supporting seat is in matched connection with the main housing. An air inlet path is formed between the first accommodating space and the second accommodating space, and the air inlet path is configured to guide and convey the air in the second accommodating space to the vicinity of the vaporization surface located in the first accommodating space.
1 . A vaporizer, configured to vaporize a liquid substrate to generate an aerosol, wherein the vaporizer comprises:
a main housing, defining a vapor output channel located in the main housing;
a liquid guide element, comprising a vaporization surface and a liquid absorbing surface;
a heating element, arranged on the vaporization surface and configured to heat at least a part of the liquid substrate absorbed by the liquid guide element to generate an aerosol; and
a supporting seat, defining a first accommodating space and a second accommodating space separated by a separating plate, the first accommodating space accommodating the liquid guide element, and the supporting seat being in matched connection with the main housing, so that the vaporization surface of the liquid guide element faces the vapor output channel;
wherein an air inlet path is formed between the first accommodating space and the second accommodating space, and the air inlet path is configured to guide and convey the air in the second accommodating space to the vicinity of the vaporization surface located in the first accommodating space; and
wherein the air inlet path is at least partially defined by an air inlet groove on the supporting seat, and the air inlet groove ends at an air inlet higher than the vaporization surface.
2 . The vaporizer according to claim 1 , wherein:
the supporting seat is provided with an open end,
a side wall of the supporting seat is located between the vaporization surface and the open end, and
the side wall and the vaporization surface define a vaporization cavity.
3 . The vaporizer according to claim 1 , wherein the air inlet is provided with an air guide structure, and the air guide structure is configured to guide the air from the air inlet path to the vaporization surface.
4 . The vaporizer according to claim 3 , wherein the air guide structure comprises an inclined plane formed on the supporting seat and inclined relative to the vaporization surface.
5 . The vaporizer according to claim 1 , wherein:
the side wall of the supporting seat is provided with a liquid inlet channel, and the liquid inlet channel is in communication with the liquid absorbing surface of the liquid guide element.
6 . The vaporizer according to claim 1 , wherein:
the supporting seat is further provided with an air inlet tube, and the air inlet tube is in communication with the second accommodating space through a plurality of through holes.
7 . The vaporizer according to claim 6 , wherein:
the plurality of through holes are formed in an end wall of the air inlet tube; and
in a depth direction of the second accommodating space, the end wall is higher than the bottommost position of the second accommodating space and lower than the separating plate.
8 . The vaporizer according to claim 1 , wherein:
at least one of a bottom surface and a side surface of the second accommodating space is provided with a plurality of leaking liquid storage grooves 55 .
9 . The vaporizer according to claim 1 , wherein:
the supporting seat comprises a first support and a second support which are in matched connection, the separating plate, an air inlet and the first accommodating space are formed on the first support, and the second accommodating space is formed on the second support.
10 . The vaporizer according to claim 9 , wherein:
the second support further comprises a blocking wall, and the blocking wall is arranged on one side of the second support;
the blocking wall is in matched connection with the first support; and
the air inlet path is at least formed between the blocking wall and the first support.
11 . The vaporizer according to claim 1 , wherein:
the liquid guide element comprises a first wall part where the vaporization surface is located and two second wall parts extending from both sides of the first wall part away from the vaporization surface respectively, and the surface of the first wall part located between the two second wall parts forms at least a part of the liquid absorbing surface.
12 . The vaporizer according to claim 1 , wherein:
the vaporizer further comprises a first sealing member; and
the first sealing member is located between the liquid guide element and a support side wall of the supporting seat to seal and isolate the vaporization surface and the liquid absorbing surface.
13 . The vaporizer according to claim 1 , wherein:
the supporting seat is further provided with a conductive element, and the conductive element abuts against the heating element to conduct electricity, and at least partially extends or is exposed outside the supporting seat to form a first electrical contact for supplying power to the heating element.
14 . The vaporizer according to claim 1 , wherein:
the vaporizer further comprises a second sealing member, and the second sealing member has a skirted part arranged in a circumferential direction and is provided with a liquid guide hole and a plug-in hole; and
the second sealing member sleeves the supporting seat, and the supporting seat is at least partially inserted into the main housing, so that the skirted part of the second sealing member is clamped between the supporting seat and the main housing to form a seal, and a first end of the vapor output channel is inserted in the plug-in hole.
15 . The vaporizer according to claim 14 , wherein:
the second sealing member is provided with a ventilation groove, and the ventilation groove are in communication with the atmosphere and the liquid accommodating space, so as to convey the air into the liquid accommodating space under the action of a pressure difference;
or the second sealing member is provided with a non-return valve, and the non-return valve is configured to be opened under the action of a pressure difference to convey the air into the liquid accommodating space.
16 . The vaporizer according to claim 1 , wherein:
the supporting seat defines that a side wall of the first accommodating space is provided with a step part, and the step part supports the part of the second sealing member inserted into the first accommodating space.
17 . An electronic vaporization device, comprising a vaporizer configured to vaporize a liquid substrate to generate an aerosol, and a power supply assembly configured to supply power to the vaporizer, wherein the vaporizer comprises the vaporizer according to claim 1 .