Atomizing head, atomizer and electronic cigarette thereof

Abstract

Disclosed are an atomizing head, an atomizer and an electronic cigarette thereof, where the atomizing head includes a heating member, a sleeve and two electrical contact ends; the sleeve is sleeved on an outer surface of the heating member; the two electrical contact ends are respectively disposed at two ends of the sleeve; the heating member and the sleeve are insulated from each other, and the electrical contact ends and the sleeve are insulated from each other; the heating member has wiring ends at both ends respectively, and each of the wiring ends is electrically connected to a corresponding one of the electrical contact ends, so that the atomizing head can be connected, at either end, to a positive electrode or a negative electrode through the electrical contact end.

What is claimed is: 
     
         1 . An atomizing head, wherein the atomizing head comprises a heating member, a sleeve and two electrical contact ends; the sleeve is sleeved on an outer surface of the heating member; the two electrical contact ends are respectively disposed at two ends of the sleeve; the heating member and the sleeve are insulated from each other; the electrical contact ends and the sleeve are insulated from each other, the heating member has wiring ends at both ends respectively, and each of the wiring ends is electrically connected to a corresponding one of the electrical contact ends, so that the atomizing head is connected, at either end, to a positive electrode or a negative electrode through one of the electrical contact ends. 
     
     
         2 . The atomizing head according to  claim 1 , wherein the atomizing head further comprises a liquid adsorbing member; the liquid adsorbing member is wrapped around the outer surface of the heating member, or the liquid adsorbing member and the heating member are integrally formed; the sleeve is sleeved on an outer circumference of an integration of the heating member and the liquid adsorbing member; and the sleeve is provided with a liquid inlet passage for guiding liquid smoke onto the liquid adsorbing member. 
     
     
         3 . The atomizing head according to  claim 2 , wherein the sleeve is a metal tube; the atomizing head further comprises insulating pads disposed at both ends of the metal tube, and each of the insulating pads is clamped between a corresponding one of the electrical contact ends and the metal tube; and the liquid adsorbing member is made of a porous insulating material. 
     
     
         4 . The atomizing head according to  claim 3 , wherein each of the insulating pads comprises a first positioning portion and a first flange located at one end of the first positioning portion; the first positioning portion protrudes into the metal tube; an end of the first positioning portion is abutted against an end of the liquid adsorbing member to prevent the liquid adsorbing member from moving axially; and the first flange is abutted against an end of the metal tube. 
     
     
         5 . The atomizing head according to  claim 4 , wherein the first positioning portion and the first flange have an axial through hole; one of the electrical contact ends comprises a second positioning portion and a second flange located at one end of the second positioning portion; the second positioning portion protrudes into the through hole of the first positioning portion and the first flange; the second flange is abutted against an end of the first flange; and one of the wiring ends is clamped between the first positioning portion and the second positioning portion. 
     
     
         6 . The atomizing head according to  claim 3 , wherein the liquid adsorbing member is made of at least one of the following materials: a cotton, a cotton cloth, a fiber rope, or a porous ceramic. 
     
     
         7 . The atomizing head according to  claim 2 , wherein the sleeve is a ceramic supporting tube; the ceramic supporting tube has a positioning step at its inner wall; one of the electrical contact ends is embedded into the ceramic supporting tube; one of the electrical contact ends is partially abutted against the positioning step and is partially abutted against the liquid adsorbing member to prevent the liquid adsorbing member from moving axially; and one of the wiring ends is clamped between one of the electrical contact ends and the ceramic supporting tube. 
     
     
         8 . The atomizing head according to  claim 7 , wherein the liquid adsorbing member is made of at least one of the following materials: a cotton, a cotton cloth, a fiber rope, a porous ceramic, a foam metal or a foam graphite. 
     
     
         9 . The atomizing head according to  claim 7 , wherein the atomizing head further comprises a leakage-proof member which is disposed on an outer circumference of the liquid inlet passage. 
     
     
         10 . An atomizer comprising a main housing and an atomizing head, wherein the main housing has a mounting through hole formed at one end, and the mounting through hole runs through the main housing; the atomizing head is detachably mounted in the mounting through hole, the mounting through hole has an encapsulating cover mounted at one end, and the other end is used for connection with a battery; and the atomizing head can be extracted from either end of the mounting through hole. 
     
     
         11 . The atomizer according to  claim 10 , wherein the atomizing head comprises an atomizing head shell, a heating element, and two sets of contact electrode components; the heating element is mounted in the atomizing head shell, and the two sets of contact electrode components are respectively mounted at both ends of the atomizing head shell; the atomizing head shell and the heating element are insulated from each other, and the atomizing head shell and the two sets of contact electrode components are insulated from each other; the heating element has conductive connection leads respectively at both ends, and each of the conductive connection leads is electrically connected to a corresponding one of the contact electrode components, so that either end of the atomizing head is electrically connected to the positive electrode of the battery or the negative electrode of the battery through the contact electrode component. 
     
     
         12 . The atomizer according to  claim 11 , wherein the mounting through hole runs through two sides of the main housing, and the battery is detachably plugged to one end of the mounting through hole; the encapsulating cover is mounted at one end of the mounting through hole opposite to the battery. 
     
     
         13 . The atomizer according to  claim 12 , wherein the main housing has a liquid storing cavity defined therein and a smoke guiding passage disposed at one side of the liquid storing cavity; a first spacing wall is formed between a bottom of the liquid storing cavity and the mounting through hole, and the first spacing wall has a liquid inlet slot defined thereon; a second spacing wall is formed between a bottom of the smoke guiding passage and the mounting through hole, and the second spacing wall has an air inlet slot defined thereon. 
     
     
         14 . The atomizer according to  claim 13 , wherein the atomizer further comprises a liquid injecting component, and the liquid injecting component is mounted at one end of the main housing opposite to the mounting through hole; and the liquid injecting component is provided with a liquid injection hole in communication with the liquid storing cavity and an air inlet hole in communication with the smoke guiding passage. 
     
     
         15 . The atomizer according to  claim 14 , wherein the atomizing head shell comprises a liquid guiding slot defined on a circumferential wall of the atomizing head shell and a liquid inlet hole defined at a bottom of the liquid guiding slot; the liquid guiding slot is in an aligned communication with the liquid inlet slot; liquid smoke in the liquid storing cavity flows from the liquid inlet slot to the liquid guiding slot and then flows into the atomizing head shell through the liquid inlet hole. 
     
     
         16 . The atomizer according to  claim 14 , wherein the encapsulating cover has at least one smoke outlet hole defined thereon, which connects an inner cavity of the atomizing head and the smoke guiding passage. 
     
     
         17 . An electronic cigarette comprising an atomizer and a battery connected to outside of the atomizer, wherein the atomizer is an atomizer according to  claim 10 . 
     
     
         18 . The electronic cigarette according to  claim 17 , wherein the battery comprises an electrode conductive connection component, a battery accommodating housing and a battery body; the battery accommodating housing has an accommodating cavity; the battery accommodating housing has a connecting sleeve formed on its side wall, which is in communication with the accommodating cavity; the battery body is mounted in the accommodating cavity; the electrode conductive connection component is mounted in the connecting sleeve, and the connecting sleeve is detachably plugged to one end of the mounting through hole. 
     
     
         19 . The electronic cigarette according to  claim 18 , wherein the electrode conductive connection component comprises an electrode conduction member and an insulating ring sleeved on the electrode conduction member; the electrode conduction member is used to electrically connect the contact electrode component at one end of the atomizing head; the insulating ring is used to enable the electrode conduction member to be insulated from the connecting sleeve after the electrode conductive connection component is mounted in the connecting sleeve.