Abstract: An electronic cigarette, comprising a shell and a power supply installed in the shell, and the electronic cigarette further comprises a tobacco bin which is provided in the shell and communicates with the outside air, and a suction nozzle which communicates with the tobacco bin; and a piezoelectric ceramic piece which clings to the tobacco bin is provided in the shell, the piezoelectric ceramic piece is a bearing surface of the tobacco bin on which a tobacco material is loaded as well as a heating surface of the tobacco bin, and the piezoelectric ceramic piece is electrically connected with the power supply. The electronic cigarette has a simple atomization mode and directly atomizes the tobacco material by means of the high frequency vibration and heat of the piezoelectric ceramic.

Abstract: Disclosed is an ultrasonic electronic cigarette atomizer. An atomizer shell, an atomization piece and a liquid guide structure are arranged in the atomizer shell. The liquid guide structure communicates with a liquid storage cavity in the atomizer shell. A heating body is further arranged in the atomizer shell. Both of the atomization piece and the heating body are in contact with the liquid guide structure, and both of the heating body and an atomization surface of the atomization piece communicate with an airflow passage, and a positive electrode and a negative electrode of the heating body are respectively connected with one end and the other end of a power supply. The heating body can not only quickly heat the tobacco tar to approach to its atomization temperature, but also can transfer a part of heat to the atomization piece, so that the atomization piece atomizes the tobacco tar quickly, shortening the atomization time.

Abstract: A cotton-free ultrasonic atomizer and electronic cigarette, comprising a tobacco tar cup, an air inlet passage, a tobacco tar smoke outlet passage and an atomization component; the atomization component includes a first atomization piece and a second atomization piece; an atomization cavity is formed between the first atomization piece and the second atomization piece, and an ejection end of the first atomization piece aligns to an atomization surface of the second atomization piece; the first atomization piece communicates with a tobacco tar outlet of the tobacco tar cup, the air inlet passage communicates with the atomization cavity, and the atomization cavity communicates with the tobacco tar smoke outlet passage.

Abstract: An ultrasonic electronic cigarette atomizing core and atomizer is provided, the atomizing core including an atomizing core sleeve, and tobacco tar guide cotton and an atomizing piece in the atomizing core sleeve.

Abstract: An electronic cigarette atomizer, including a shell; one end of the shell is in fixed connection with a suction nozzle; an ultrasonic atomization piece is fixed in the shell; the ultrasonic atomization piece is in contact with a liquid guide body; the liquid guide body is communicated with a liquid storage cavity; an atomization outlet of the ultrasonic atomization piece is communicated with an airflow passage; solid perfume are provided on the airflow passage; the solid perfume are in contact with a heating device; and a tail end of the airflow passage is communicated with the suction nozzle. The ultrasonic atomization piece is adopted to atomize the tobacco tar to produce smoke, meanwhile the solid perfume are heated by the heating device to produce fragrance, finally the smoke is mixed with the fragrance, in this case, the mixed smoke has the fragrance of the real cigarette.

Abstract: Disclosed are an ultrasonic atomization piece, an electronic cigarette atomization core and an electronic cigarette atomizer. The ultrasonic atomization piece includes a piezoelectric ceramic main body; one surface of the piezoelectric ceramic main body is in contact with a positive electrode conducting layer, and the other surface of the piezoelectric ceramic main body is in contact with a negative electrode conducting layer, the negative electrode conducting layer extends to the surface of the piezoelectric ceramic main body on which the positive electrode conducting layer is located along a side edge of the piezoelectric ceramic main body, and a plurality of convex point areas, which cover the edge of the positive electrode conducting layer are provided on an edge of the negative conductive layer.

Abstract: Embodiments of the present invention disclose an atomizer of electronic cigarette and electronic cigarette. The atomizer comprises a housing; the housing is in fixed connection with a suction nozzle; an ultrasonic atomization piece is fixed in the housing; the ultrasonic atomization piece comprises a solid piezoelectric ceramic piece; one surface of the solid piezoelectric ceramic piece is in contact with a liquid guide structure, and the other surface thereof is in contact with solid perfume; the liquid guide structure communicates with a tobacco tar storage cavity; both of the liquid guide structure and the solid perfume communicate with an airflow passage; and an air inlet of the airflow passage communicates with the outside of the housing, and an outlet of the airflow passage communicates with the suction nozzle.

Abstract: Embodiments of the present invention disclose an atomizer of electronic cigarette, comprising an ultrasonic atomization piece, wherein one surface of the ultrasonic atomization piece is in contact with a tobacco tar storage piece; the tobacco tar storage piece communicates with a tobacco tar cavity; the tobacco tar storage piece communicates with an airflow passage; and the tobacco tar storage piece and the ultrasonic atomization piece are sequentially provided along a smoke outflow direction.

Abstract: The present invention discloses an ultrasonic atomization piece, a manufacturing method thereof, an ultrasonic atomizer and electronic cigarette. The ultrasonic atomization piece comprises a ceramic substrate, which is provided with an upper silver layer on the upper surface and with a lower silver layer on the lower surface. The ceramic substrate, the upper silver layer and the lower silver layer form piezoelectric ceramic, and glass glaze for protecting the upper silver layer is provided on the upper surface of the piezoelectric ceramic; and a tobacco tar adsorption layer is provided on the upper surface of the glass glaze to form a piezoelectric ceramic component, and the tobacco tar adsorption layer is used for adsorbing, guiding and transferring tobacco tar.

Abstract: Embodiments of the invention disclose a combined ultrasonic atomizer, an atomization method thereof and electronic cigarette.

Abstract: Embodiments of the present invention disclose an electronic cigarette atomizer, including an outer sleeve and a suction nozzle connected with one end of the outer sleeve, wherein a tobacco tar cavity and an atomization core are provided in the outer sleeve; the atomization core comprises two ultrasonic atomization components, and atomization surfaces of the two ultrasonic atomization components are provided oppositely; a gap is provided between the two atomization surfaces; the gap communicates with the suction nozzle; the two atomization surfaces are in contact with a first tobacco tar storage body and a second tobacco tar storage body respectively; and both of the first tobacco tar storage body and the second tobacco tar storage body communicate with the tobacco tar cavity.

Abstract: Embodiments of the present invention disclose an ultrasonic atomizer and electronic cigarette. The ultrasonic atomizer comprises a liquid storage cavity and a piezoelectric ceramic piece both are provided in an outer sleeve; the plane where the piezoelectric ceramic piece is located is parallel to the axial line of the outer sleeve; at least one surface of the piezoelectric ceramic piece is in contact with a liquid storage body; the liquid storage body communicates with the liquid storage cavity; and an atomization surface of the piezoelectric ceramic piece communicates with an air passage.

Abstract: A code changing mechanism for a mechanical combination lock, comprises function keys; two rows of code number keys on the lock body; a code-changing rack; an intermediate gear; a code-changing lock core with keyhole; and gear modules connected with each code number key, each gear module comprises a code-changing gear and controlling chip. There is a groove for resetting code provided on the gear; the chip inserted in the groove forming a code reset site; a code free site provided between the chip and gear; a left and a right straight rack; and the rack engages with a corresponding row of code-changing gears. The lock core coaxially connects with the intermediate gear, the intermediate gear engages with two opposing code-changing gears thereof. A movable sheet is under each of the keys. The code is changeable without disassembling any component, making the mechanism convenient, swift, flexible, reliable, with robust anti-crack capability.

Abstract: A code changing mechanism for a mechanical combination lock, comprises function keys; two rows of code number keys on the lock body; a code-changing rack; an intermediate gear; a code-changing lock core with keyhole; and gear modules connected with each code number key, each gear module comprises a code-changing gear and controlling chip. There is a groove for resetting code provided on the gear; the chip inserted in the groove forming a code reset site; a code free site provided between the chip and gear; a left and a right straight rack; and the rack engages with a corresponding row of code-changing gears. The lock core coaxially connects with the intermediate gear, the intermediate gear engages with two opposing code-changing gears thereof. A movable sheet is under each of the keys. The code is changeable without disassembling any component, making the mechanism convenient, swift, flexible, reliable, with robust anti-crack capability.