Atomization device for electronic cigarette and electronic cigarette

Abstract

The atomizing device for an electronic cigarette includes a shell and an atomizing core assembly. An air outlet is provided on the shell. A liquid storage chamber, an atomizing chamber and a separation piece are arranged in the shell. The liquid storage chamber and the atomizing chamber are located on two sides of the separation piece in a length direction of the shell. A ventilation hole extending in the length direction is formed on the separation piece. The atomizing core assembly is fixed on the separation piece, and the atomizing core assembly and the ventilation hole are staggered. An air outlet pipe is provided in the shell, the air outlet pipe connects the air outlet to the ventilation hole, the atomizing chamber is connected to the air outlet pipe through the ventilation hole. The atomizing core assembly is configured to absorb liquid in the liquid storage chamber and perform atomizing.

What is claimed is: 
     
         1 . An atomization device for an electronic cigarette, comprising:
 a shell, the shell having a length direction, a width direction and a thickness direction,
 an air outlet is provided on the shell, 
 a liquid storage chamber, an atomizing chamber and a separation piece being arranged in the shell, and 
 the liquid storage chamber and the atomizing chamber being located on two sides of the separation piece in the length direction of the shell, and a ventilation hole extending in the length direction being formed on the separation piece; and 
   an atomizing core assembly, the atomizing core assembly being fixed on the separation piece, and the atomizing core assembly and the ventilation hole being staggered in the width direction;
 an air outlet pipe being provided in the shell, the air outlet pipe connecting the air outlet to the ventilation hole ( 4 ), the atomizing chamber being connected to the air outlet pipe through the ventilation hole, and the atomizing core assembly being configured to absorb liquid in the liquid storage chamber and perform atomizing. 
   
     
     
         2 . The atomization device for an electronic cigarette according to  claim 1 , wherein the ventilation hole is a through hole provided on the separation piece, or the ventilation hole is a ventilation hole channel formed between the separation piece and an inner wall of the shell. 
     
     
         3 . The atomization device for an electronic cigarette according to  claim 1 , wherein the separation piece is a separation plate. 
     
     
         4 . The atomization device for an electronic cigarette according to  claim 3 , wherein a liquid passage hole penetrating in the length direction is formed on the separation piece, and the atomizing core assembly blocks the liquid passage hole. 
     
     
         5 . The atomization device for an electronic cigarette according to  claim 4 , wherein a slot is formed on the separation piece, and the atomizing core assembly is fixed in the slot. 
     
     
         6 . The atomization device for an electronic cigarette according to  claim 5 , wherein the slot is located on a side of the separation piece close to the atomizing chamber, and the slot is arranged opposite to the liquid passage hole. 
     
     
         7 . The atomization device for an electronic cigarette according to  claim 4 , wherein in the width direction, the ventilation hole is located between the atomizing core assembly and an inner wall of the shell. 
     
     
         8 . The atomization device for an electronic cigarette according to  claim 1 , wherein the separation piece is integrally formed with the shell. 
     
     
         9 . The atomization device for an electronic cigarette according to  claim 4 , wherein the air outlet is located on an end surface of an end of the shell in the length direction. 
     
     
         10 . The atomization device for an electronic cigarette according to  claim 9 , wherein the atomizing chamber and the air outlet pipe form a gas path area of the atomization device for the electronic cigarette, and the liquid storage chamber forms a liquid path area of the atomization device for the electronic cigarette; and
 in the shell, a ventilation channel connecting the gas path area to the liquid path area is formed on the shell, and the ventilation channel allows gas in the gas path area to enter the liquid path area and prevents liquid in the liquid path area from entering the gas path area.   
     
     
         11 . The atomization device for an electronic cigarette according to  claim 10 , wherein the atomization device is provided with a one-way ventilation seal configured to block the ventilation channel; and
 the one-way ventilation seal is configured to unblock the ventilation channel when a pressure in the gas path area is greater than a pressure in the liquid path area.   
     
     
         12 . The atomization device for an electronic cigarette according to  claim 11 , wherein the atomizing core assembly comprises an atomizing core and an atomizing core seal sleeved around the atomizing core, and the atomizing core seal is in an interference fit with the separation piece and the atomizing core respectively; and
 the ventilation channel is provided between the separation piece and the atomizing core seal, and at least a part of the atomizing core seal serves as the one-way ventilation seal.   
     
     
         13 . The atomization device for an electronic cigarette according to  claim 12 , wherein the ventilation channel is a ventilation groove provided on the separation piece. 
     
     
         14 . The atomization device for an electronic cigarette according to  claim 13 , wherein a slot is formed on the separation piece, the atomizing core assembly is fixed on the slot, the ventilation groove is provided on an inner surface of a side wall of the slot, the ventilation groove extends in the length direction, and an upper edge of a side wall of the atomizing core seal serves as the one-way ventilation seal. 
     
     
         15 . The atomization device for an electronic cigarette according to  claim 13 , wherein the separation piece comprises a top plate and a side wall extending from the top plate toward the atomizing chamber, the top plate and the side wall together form the slot, the top plate is provided with the liquid passage hole, and the atomizing core seal is in an interference fit with the top plate and/or the side wall. 
     
     
         16 . The atomization device for an electronic cigarette according to  claim 2 , wherein the air outlet pipe comprises a first air outlet pipe and a second air outlet pipe that are in communication with each other, the first air outlet pipe is connected to the ventilation hole, and the second air outlet pipe is connected to the air outlet. 
     
     
         17 . The atomization device for an electronic cigarette according to  claim 16 , wherein the first air outlet pipe is an air outlet vertical pipe, the air outlet vertical pipe extends in the length direction, and the air outlet vertical pipe is staggered from the atomizing core assembly in the width direction. 
     
     
         18 . The atomization device for an electronic cigarette according to  claim 17 , wherein in the width direction, the air outlet vertical pipe is located adjacent to the inner wall of the shell. 
     
     
         19 . The atomization device for an electronic cigarette according to  claim 18 , wherein a baffle is formed on the shell, and the baffle separates an inner cavity of the shell into the liquid storage chamber and the air outlet pipe in the length direction. 
     
     
         20 . The atomization device for an electronic cigarette according to  claim 16 , wherein the first air outlet pipe is a connecting pipe provided in the shell. 
     
     
         21 . The atomization device for an electronic cigarette according to  claim 1 , wherein
 the shell comprises a shell body and a lower cover;   the lower cover is disposed to cover an end of the shell body away from the air outlet to form a sealed connection; and   an air inlet is formed on the lower cover, and the air inlet is connected to the atomizing chamber.   
     
     
         22 . The atomization device for an electronic cigarette according to  claim 1 , wherein the air outlet pipe is integrally formed in the shell. 
     
     
         23 . The atomization device for an electronic cigarette according to  claim 22 , wherein:
 the shell body comprises an upper shell ( 11 ) and a lower shell ( 12 );   the upper shell ( 11 ) is docked with the lower shell ( 12 ) in a sealed manner;   the air outlet ( 111 ) is provided on the upper shell ( 11 ); and   a top end surface of the upper shell is an arc surface.   
     
     
         24 . The atomization device for an electronic cigarette according to  claim 23 , wherein an internal positioning rib extending in the length direction is formed in the upper shell and/or the lower shell; and
 the inner positioning rib is attached on an inner surface of the lower shell that is not directly connected to the inner positioning rib and/or an inner surface of the upper shell that is not directly connected to the inner positioning rib.   
     
     
         25 . The atomization device for an electronic cigarette according to  claim 1 , wherein the ventilation hole and the atomizing core assembly are completely staggered in the width direction. 
     
     
         26 . An electronic cigarette, comprising:
 a cigarette rod, an electrical component being arranged in the cigarette rod, and the cigarette rod having an accommodating groove with a top end that is open; and   
       the atomization device according to  claim 1 , at least a part of the shell being inserted into the accommodating groove, and the atomizing core assembly forming an electrical connection with the electrical component.