Ultrasonic electronic cigarette atomizer and electronic cigarette

Abstract

An ultrasonic electronic cigarette atomizer and an electronic cigarette are disclosed. The atomizer includes a housing, a nozzle assembly that is connected to one end of the housing, an air inlet channel, an air outlet channel, and an ultrasonic atomization sheet that is disposed in the housing. The air inlet channel, an atomization region of the ultrasonic atomization sheet, and the air outlet channel are sequentially communicated. An outlet of the air inlet channel is opposite to the atomization region of the ultrasonic atomization sheet. The nozzle assembly comprises a nozzle holder mounted to one end of the housing, and a suction portion on the nozzle holder communicated with the air outlet channel.

Claims

1. An ultrasonic electronic cigarette atomizer, comprises a housing (2); a nozzle assembly (3) connected to one end of the housing (2); an air inlet channel (4), an air outlet channel (5), and an ultrasonic atomization sheet (1) disposed in the housing (2); wherein the air inlet channel (4), an atomization region of the ultrasonic atomization sheet (1), and the air outlet channel (5) are sequentially communicated; wherein an outlet of the air inlet channel (4) is opposite to the atomization region of the ultrasonic atomization sheet (1); wherein the nozzle assembly (3) comprises a nozzle holder (301) and a suction portion (302); wherein the nozzle holder (301) is mounted to one end of the housing (2); wherein the suction portion (302) is located on the nozzle holder (301) and is communicated with the air outlet channel (5); and wherein the end of the suction portion (302) that is close to the nozzle holder (301) is provided with an air inlet (303) communicated with the air inlet channel (4).

2. The ultrasonic electronic cigarette atomizer according to claim 1, wherein the air inlet channel (4) is opposite to the center of the atomization region of the ultrasonic atomization sheet (1), and wherein the air inlet channel (4) is perpendicular to the ultrasonic atomization sheet (1).

3. The ultrasonic electronic cigarette atomizer according to claim 2, wherein an e-liquid chamber (6) and an e-liquid guide cotton (7) for communicating the e-liquid chamber (6) with an atomization surface of the ultrasonic atomization sheet (1) are disposed in the housing (2), and wherein an atomization cotton (8) is sandwiched between the e-liquid guide cotton (7) and the atomization surface of the ultrasonic atomization sheet (1).

4. The ultrasonic electronic cigarette atomizer according to claim 2, wherein an e-liquid chamber (6) and an e-liquid guide cotton (7) for communicating the e-liquid chamber (6) with an atomization surface of the ultrasonic atomization sheet (1) are disposed in the housing (2), wherein a connecting sleeve (9) is disposed in the housing (2), wherein an air inlet tube (10) is disposed in the connecting sleeve (9), and wherein the top of a side wall of the connecting sleeve (9) is provided with an air passing hole (91) for communicating the air inlet (303) with the air inlet tube (10); wherein the inner of the connecting sleeve (9) is further provided with an inner sleeve (11) and an outer sleeve (12) sleeved on the inner sleeve (11); wherein the e-liquid guide cotton (7) is cup-shaped, and wherein the side wall of the e-liquid guide cotton (7) is sandwiched between the inner sleeve (11) and the outer sleeve (12); wherein the connecting sleeve (9) is provided with a first e-liquid passing hole (92), wherein the outer sleeve (12) is provided with a second e-liquid passing hole (121), and wherein the e-liquid chamber (6), the first e-liquid passing hole (92), the second e-liquid passing hole (121), and the e-liquid guide cotton (7) are sequentially communicated; wherein the air outlet channel (5) is formed between the inner wall of the inner sleeve (11) and the outer wall of the air inlet tube (10), and wherein the top surface of the connecting sleeve (9) is provided with an air outlet (93) for communicating the air outlet channel (5) with the suction portion (302).

5. The ultrasonic electronic cigarette atomizer according to claim 1, wherein an e-liquid chamber (6) and an e-liquid guide cotton (7) for communicating the e-liquid chamber (6) with an atomization surface of the ultrasonic atomization sheet (1) are disposed in the housing (2), and wherein an atomization cotton (8) is sandwiched between the e-liquid guide cotton (7) and the atomization surface of the ultrasonic atomization sheet (1).

6. The ultrasonic electronic cigarette atomizer according to claim 1, wherein an e-liquid chamber (6) and an e-liquid guide cotton (7) for communicating the e-liquid chamber (6) with an atomization surface of the ultrasonic atomization sheet (1) are disposed in the housing (2), wherein a connecting sleeve (9) is disposed in the housing (2), wherein an air inlet tube (10) is disposed in the connecting sleeve (9), and wherein the top of a side wall of the connecting sleeve (9) is provided with an air passing hole (91) for communicating the air inlet (303) with the air inlet tube (10); wherein the inner of the connecting sleeve (9) is further provided with an inner sleeve (11) and an outer sleeve (12) sleeved on the inner sleeve (11); wherein the e-liquid guide cotton (7) is cup-shaped, and wherein the side wall of the e-liquid guide cotton (7) is sandwiched between the inner sleeve (11) and the outer sleeve (12); wherein the connecting sleeve (9) is provided with a first e-liquid passing hole (92), wherein the outer sleeve (12) is provided with a second e-liquid passing hole (121), and wherein the e-liquid chamber (6), the first e-liquid passing hole (92), the second e-liquid passing hole (121); the e-liquid guide cotton (7) are sequentially communicated; wherein the air outlet channel (5) is formed between the inner wall of the inner sleeve (11) and the outer wall of the air inlet tube (10), and wherein the top surface of the connecting sleeve (9) is provided with an air outlet (93) for communicating the air outlet channel (5) with the suction portion (302).

7. The ultrasonic electronic cigarette atomizer according to claim 6, wherein the first e-liquid passing hole (92) is disposed at the same height as the second e-liquid passing hole (121), and wherein the nozzle assembly (3) can drive the connecting sleeve (9) to rotate relative to the side wall of the outer sleeve (12).

8. The ultrasonic electronic cigarette atomizer according to claim 6, wherein the ultrasonic electronic cigarette atomizer further comprises a spring (13), wherein one end of the spring (13) abuts against a step portion of the inner side wall of the inner sleeve (11), and wherein the other end of the spring (13) abuts against the inner bottom surface of the e-liquid guide cotton (7).

9. The ultrasonic electronic cigarette atomizer according to claim 1, wherein the angle between the center line of the air inlet channel (4) and the center line of the ultrasonic atomization sheet (1) is β, which is 5° to 85′; wherein β is preferably 45° to 70°.

10. The ultrasonic electronic cigarette atomizer according to claim 9, wherein an inlet of the air outlet channel (5) is opposite to the atomization region of the ultrasonic atomization sheet (1), and wherein the angle between the center line of the air outlet channel (5) and the center line of the ultrasonic atomization sheet (1) is α, which is 5° to 85°; wherein α is preferably 45° to 70°.

11. The ultrasonic electronic cigarette atomizer according to claim 10, wherein a vent tube (201) is disposed in the housing (2), wherein the bottom of the vent tube (201) is opposite to the atomization region of the ultrasonic atomization sheet (1), and wherein the top of the vent tube (201) is communicated with the nozzle assembly (3); wherein a partition plate (202) that partitions the vent tube (201) into a first cavity and a second cavity is disposed in the vent tube (201); wherein the first cavity forms the air inlet channel (4), and wherein the second cavity forms the air outlet channel (5).

12. The ultrasonic electronic cigarette atomizer according to claim 11, wherein the bottom of the vent tube (201) is further connected with a silicone member (23), wherein the silicone member (23) is provided with a first through hole (2301) communicating the atomization region of the ultrasonic atomization sheet (1) with the first cavity and a second through hole (2302) communicating the atomization region of the ultrasonic atomization sheet (1) with the second cavity, and wherein a sheet (2303) capable of fluttering with air flow is disposed on the silicone member (23) corresponding to the position of partition plate (202); and wherein when the smoke is sucked, an air gap (24) is formed between the sheet (2303) and the side wall of the air outlet channel (5).

13. The ultrasonic electronic cigarette atomizer according to claim 12, wherein the center line of the vent tube (201) is parallel to the center line of the housing (2); wherein the bottom of the housing (2) is connected to a base (26) through a connecting seat (25), and wherein the ultrasonic atomization sheet (1) is fixed on the base (26) through a silicone seat (27); wherein an e-liquid chamber (6) and an e-liquid guide structure for communicating the e-liquid chamber (6) with the atomization surface of the ultrasonic atomization sheet (1) are disposed in the housing (2).

14. The ultrasonic electronic cigarette atomizer according to claim 11, wherein the center line of the vent tube (201) is parallel to the center line of the housing (2); wherein the bottom of the housing (2) is connected to a base (26) through a connecting seat (25), and wherein the ultrasonic atomization sheet (1) is fixed on the base (26) through a silicone seat (27); wherein an e-liquid chamber (6) and an e-liquid guide structure for communicating the e-liquid chamber (6) with the atomization surface of the ultrasonic atomization sheet (1) are disposed in the housing (2).

15. The ultrasonic electronic cigarette atomizer according to claim 14, wherein the e-liquid guide structure comprises an e-liquid storage cotton (28) and a cup-shaped atomization cotton (81), wherein an inner sleeve (11) is sleeved on the lower section of the vent tube (201), wherein the cup-shaped atomization cotton (81) is sleeved on the inner sleeve (11), wherein the e-liquid storage cotton (28) is sleeved between an outer sleeve (12) and the cup-shaped atomization cotton (81), and wherein the outer bottom surface of the cup-shaped atomization cotton (81) is connected to the ultrasonic atomization sheet (1); wherein the side wall of the outer sleeve (12) is provided with an e-liquid outlet (1201) for communicating the e-liquid chamber (6) with the e-liquid storage cotton (28).

16. The ultrasonic electronic cigarette atomizer according to claim 15, wherein a spring (13) is further disposed in the cup-shaped atomization cotton (81), wherein the bottom end of the spring (13) abuts against the inner bottom surface of the cup-shaped atomization cotton (81), and wherein the top end of the spring (13) abuts against a step portion on the inner side wall of the inner sleeve (11).

17. The ultrasonic electronic cigarette atomizer according to claim 15, wherein the connecting seat (25) is provided with an e-liquid cover portion (2501), and wherein an atop surface of the e-liquid cover portion (2501), an inner side wall of the housing (2), an outer side wall of the vent tube (201), and an outer side wall of the outer sleeve (12) are enclosed to form the e-liquid chamber (6); and wherein the edge of the silicone seat (27) abuts against the bottom surface of the e-liquid cover portion (2501).

18. An electronic cigarette, comprises a power supply, wherein the electronic cigarette further comprises the ultrasonic electronic cigarette atomizer according to claim 1, wherein the power supply is electrically connected to the ultrasonic atomization sheet (1).

19. The electronic cigarette according to claim 18, wherein the air inlet channel (4) is opposite to the center of the atomization region of the ultrasonic atomization sheet (1), and wherein the air inlet channel (4) is perpendicular to the ultrasonic atomization sheet (1).

20. The electronic cigarette according to claim 18, wherein the angle between the center line of the air inlet channel (4) and the center line of the ultrasonic atomization sheet (1) is β, which is 5° to 85°; and wherein β is preferably 45° to 70°.

Description

BRIEF DESCRIPTION OF THE DRAWINGS

(1) FIG. 1 is a front cross-sectional view of Embodiment 1 of an atomizer.

(2) FIG. 2 is an oblique cross-sectional view of Embodiment 1 of the atomizer.

(3) FIG. 3 is the upper part of an exploded view of FIG. 1.

(4) FIG. 4 is the lower part of the exploded view of FIG. 1.

(5) FIG. 5 is a structural schematic diagram of Embodiment 1 of an electronic cigarette.

(6) FIG. 6 is a front cross-sectional view of Embodiment 2 of an atomizer.

(7) FIG. 7 is an angle diagram of Embodiment 2 of the atomizer.

(8) FIG. 8 is an exploded view of components of FIG. 6.

(9) FIG. 9 is an exploded view of FIG. 6.

(10) FIG. 10 is a front cross-sectional view of Embodiment 3 of an atomizer.

(11) FIG. 11 is a use state diagram of FIG. 10.

(12) In which, 1 ultrasonic atomization sheet, 2 housing, 3 nozzle assembly, 301 nozzle holder, 302 suction portion, 303 air inlet, 4 air inlet channel, 5 air outlet channel, 6 e-liquid chamber, 7 e-liquid guide cotton, 8 atomization cotton, 9 connecting sleeve, 91 air passing hole, 92 first e-liquid passing hole, 93 air outlet, 10 air inlet tube, 11 inner sleeve, 12 outer sleeve, 121 second e-liquid passing hole, 13 spring, 14 lower cover, 15 bottom cover, 16 external threaded seat, 17 atomization seat, 18 spring electrode, 19 lower electrode, 20 insulating ring, 21 gasket, 22 seal ring, 201 vent tube, 202 partition plate, 23 silicone member, 2301 first through hole, 2302 second through hole, 2303 sheet, 24 air gap, 25 connecting seat, 2501 e-liquid cover portion, 26 base, 27 silicone seat, 28 e-liquid storage cotton, 1201 e-liquid outlet, 29 inner electrode, 30 silicone ring, I e-liquid storage assembly, II atomization assembly.

DETAILED DESCRIPTION OF EMBODIMENTS

Embodiment 1

(13) As shown in FIG. 1 to FIG. 4, Embodiment 1 of an ultrasonic electronic cigarette atomizer comprises a housing 2, a nozzle assembly 3 is connected to one end of the housing 2, and an air inlet channel 4, an air outlet channel 5 and an ultrasonic atomization sheet 1 are disposed in the housing 2, wherein the air inlet channel 4, an atomization region of the ultrasonic atomization sheet 1, and the air outlet channel 5 are sequentially communicated; the atomizer has the structural characteristics that an outlet of the air inlet channel 4 is opposite to the atomization region of the ultrasonic atomization sheet 1; the nozzle assembly 3 comprises a nozzle holder 301 mounted to one end of the housing 2, and a suction portion 302 on the nozzle holder 301 communicated with the air outlet channel 5, and the end of the suction portion 302 close to the nozzle holder 301 is provided with an air inlet 303 communicated with the air inlet channel 4.

(14) The air inlet channel 4 is opposite to the center of the atomization region of the ultrasonic atomization sheet 1, and the air inlet channel 4 is perpendicular to the ultrasonic atomization sheet 1.

(15) An e-liquid chamber 6 and an e-liquid guide cotton 7 for communicating the e-liquid chamber 6 with the atomization surface of the ultrasonic atomization sheet 1 are further disposed in the housing 2, and an atomization cotton 8 is sandwiched between the e-liquid guide cotton 7 and the atomization surface of the ultrasonic atomization sheet 1.

(16) A connecting sleeve 9 is further disposed in the housing 2, an air inlet tube 10 is disposed in the connecting sleeve 9, and the top of a side wall of the connecting sleeve 9 is provided with an air passing hole 91 for communicating the air inlet 303 with the air inlet tube 10; an inner sleeve 11 and an outer sleeve 12 which are connected with each other in a sleeved way are further disposed in the connecting sleeve 9, the e-liquid guide cotton 7 is cup-shaped, and the side wall of the e-liquid guide cotton 7 is sandwiched between the inner sleeve 11 and the outer sleeve 12; the connecting sleeve 9 is provided with a first e-liquid passing hole 92, the outer sleeve 12 is provided with a second e-liquid passing hole 121, and the e-liquid chamber 6, the first e-liquid passing hole 92, the second e-liquid passing hole 121, and the e-liquid guide cotton 7 are sequentially communicated; the air outlet channel 5 is formed between the inner wall of the inner sleeve 11 and the outer wall of the air inlet tube 10, and the top surface of the connecting sleeve 9 is provided with an air outlet 93 for communicating the air outlet channel 5 with the suction portion 302. The shaded arrows in FIG. 2 indicate an air flow direction, and small solid arrows indicate a splashing direction of large particles of e-liquid.

(17) The first e-liquid passing hole 92 is disposed at the same height as the second e-liquid passing hole 121, and the nozzle assembly 3 can drive the connecting sleeve 9 to rotate relative to the side wall of the outer sleeve 12.

(18) A spring 13 is disposed in the housing 2, one end of the spring 13 abuts against a step portion of the inner side wall of the inner sleeve 11, and the other end of the spring 13 abuts against the inner bottom surface of the e-liquid guide cotton 7.

(19) The bottom of the housing 2 is sequentially connected with a lower cover 14, a bottom cover 15 and an external threaded seat 16, and the ultrasonic atomization sheet 1 is fixed through an atomization seat 17 on the external threaded seat 16; a spring electrode 18 whose top end abuts against the bottom surface of the ultrasonic atomization sheet 1 is disposed in the external threaded seat 16, the bottom of the spring electrode 18 is connected with a lower electrode 19 in a sleeved way, and the lower electrode 19 is connected to the external threaded seat 16 in an insulation way by an insulating ring 20.

(20) A gasket 21 is disposed between the nozzle holder 301 and the housing 2. A seal ring 22 is disposed between the lower cover 14 and the housing 2.

(21) The ultrasonic atomization sheet 1 is a piezoelectric ceramic sheet.

(22) As shown in FIG. 5, in an embodiment of an electronic cigarette, the electronic cigarette comprises a power supply and the above-mentioned ultrasonic electronic cigarette atomizer, and the power supply is electrically connected to the ultrasonic atomization sheet 1.

Embodiment 2

(23) As shown in FIG. 6 to FIG. 9, Embodiment 2 of an ultrasonic electronic cigarette atomizer comprises a housing 2, a nozzle assembly 3 is connected to one end of the housing 2, and an air inlet channel 4, an air outlet channel 5 and an ultrasonic atomization sheet 1 are disposed in the housing 2, wherein the air inlet channel 4, an atomization region of the ultrasonic atomization sheet 1, and the air outlet channel 5 are sequentially communicated; the atomizer is characterized in that an outlet of the air inlet channel 4 is opposite to the atomization region of the ultrasonic atomization sheet 1; the nozzle assembly 3 comprises a nozzle holder 301 mounted to one end of the housing 2, and a suction portion 302 on the nozzle holder 301 communicated with the air outlet channel 5, and the end of the suction portion 302 close to the nozzle holder 301 is provided with an air inlet 303 communicated with the air inlet channel 4.

(24) The angle between the center line of the air inlet channel 4 and the center line of the ultrasonic atomization sheet 1 is β, which is 5° to 85°, preferably 45° to 70°.

(25) An inlet of the air outlet channel 5 is opposite to the atomization region of the ultrasonic atomization sheet 1, and the angle between the center line of the air outlet channel 5 and the center line of the ultrasonic atomization sheet 1 is α, which is 5° to 85°, preferably 45° to 70°. In the present embodiment, α=β.

(26) A vent tube 201 is disposed in the housing 2, the bottom of the vent tube 201 is opposite to the atomization region of the ultrasonic atomization sheet 1, and the top of the vent tube 201 is communicated with the nozzle assembly 3; a partition plate 202 that partitions the vent tube 201 into a first cavity and a second cavity is disposed in the vent tube 201; the first cavity forms the air inlet channel 4, and the second cavity forms the air outlet channel 5. The solid arrows in FIG. 6 indicate an air flow direction.

(27) The center line of the vent tube 201 is parallel to the center line of the housing 2; the bottom of the housing 2 is connected to a base 26 through a connecting seat 25, and the ultrasonic atomization sheet 1 is fixed on the base 26 through a silicone seat 27; an e-liquid chamber 6 and an e-liquid guide structure for communicating the e-liquid chamber 6 with an atomization surface of the ultrasonic atomization sheet 1 are further disposed in the housing 2. The arrows in FIG. 7 indicate a spraying direction of smoke generated when the ultrasonic atomization sheet 1 atomizes e-liquid.

(28) The e-liquid guide structure comprises an e-liquid storage cotton 28 and a cup-shaped atomization cotton 81, an inner sleeve 11 is sleeved outside the lower section of the vent tube 201, the cup-shaped atomization cotton 81 is sleeved outside the inner sleeve 11, the e-liquid storage cotton 28 is sleeved between an outer sleeve 12 and the cup-shaped atomization cotton 81, and the outer bottom surface of the cup-shaped atomization cotton 81 is connected to the ultrasonic atomization sheet 1; the side wall of the outer sleeve 12 is provided with an e-liquid outlet 1201 for communicating the e-liquid chamber 6 with the e-liquid storage cotton 28. The dotted arrows in FIG. 6 indicate an e-liquid channel direction.

(29) The air outlet of the air inlet channel 4 should be disposed in the middle of the atomization region of the ultrasonic atomization sheet las far as possible, so that large particles of e-liquid fall onto the cup-shaped atomization cotton 81 as much as possible.

(30) A spring 13 is further disposed in the cup-shaped atomization cotton 81, the bottom end of the spring 13 abuts against the inner bottom surface of the cup-shaped atomization cotton 81, and the top end of the spring 13 abuts against a step portion on the inner side wall of the inner sleeve 11.

(31) The connecting seat 25 is provided with an e-liquid cover portion 2501, and the e-liquid chamber 6 is surrounded by the top surface of the e-liquid cover portion 2501, the inner side wall of the housing 2, the outer side wall of the vent tube 201, and the outer side wall of the outer sleeve 12; the edge of the silicone seat 27 abuts against the bottom surface of the e-liquid cover portion 2501. A silicone ring 30 for sealing e-liquid is sleeved between the inner sleeve 11 and the vent tube 201.

(32) An inner electrode 29 is disposed in the base 26, and the inner electrode 29 is connected to the base 26 in an insulation way by an insulating ring 20.

(33) As shown in FIG. 8, the entire atomizer is composed of an e-liquid storage assembly I and an atomization assembly II. The connecting seat 25 is screwed to the base 26 to realize detachable connection of the e-liquid storage assembly I and the atomization assembly II. The bottom of the base 26 is provided with external threads to facilitate detachable connection to a battery assembly.

(34) The electronic cigarette of the present invention comprises a power supply and the above-mentioned ultrasonic electronic cigarette atomizer, and the power supply is electrically connected to the ultrasonic atomization sheet 1.

Embodiment 3

(35) FIG. 10 and FIG. 11 show a structure of Embodiment 3 of the atomizer. Embodiment 3 is the same as Embodiment 2, the differences are that the bottom of the vent tube 201 is further connected with a silicone member 23, the silicone member 23 is provided with a first through hole 2301 communicating the atomization region of the ultrasonic atomization sheet 1 with the first cavity and a second through hole 2302 communicating the atomization region of the ultrasonic atomization sheet 1 with the second cavity, and a sheet 2303 capable of fluttering with the air flow is disposed on the silicone member 23 corresponding to the position of partition plate 202. As shown in FIG. 11, when the smoke is sucked, an air gap 24 is formed between the sheet 2303 and the side wall of the air outlet channel 5. The solid arrows in FIG. 11 indicate a spraying direction of smoke generated when the ultrasonic atomization sheet 1 atomizes e-liquid. The dotted arrows in FIG. 11 indicate an air flow direction.

(36) The same structure in Embodiment 3 as Embodiment 2 is not described herein, which does not affect the understanding and implementation of the present invention by those skilled in the art.

(37) The embodiments of the present invention are described above with reference to the drawings, but the present invention is not limited to the specific embodiments. The specific embodiments described above are merely illustrative but not restrictive. Many forms may also be made by those of ordinary skill in the art under the enlightenment of the present invention without departing from the purpose of the present invention and the scope of the claims, and these forms fall into the scope of the present invention.