CN112107033A

CN112107033A - Anti-condensation liquid atomization core, atomizer and aerosol generating device

Info

Publication number: CN112107033A
Application number: CN202010912226.4A
Authority: CN
Inventors: 陈强; 赵贯云
Original assignee: Shenzhen Woody Vapes Technology Co Ltd
Current assignee: Shenzhen Woody Vapes Technology Co Ltd
Priority date: 2020-09-02
Filing date: 2020-09-02
Publication date: 2020-12-22
Also published as: WO2022048459A1

Abstract

The invention belongs to the technical field of atomizers, and particularly relates to an anti-condensate atomization core, an atomizer and an aerosol generating device. The atomizing core comprises a sleeve with an oil inlet and an air inlet, a heating sheet is arranged in the sleeve, an oil guide piece is wrapped between the heating sheet and the sleeve, and an atomizing cavity is formed on the inner side of the heating sheet; the sleeve is internally provided with a connector, and the connector is arranged below the heating sheet and is connected with the heating sheet through a positive electrode wire and a negative electrode wire; the insulating ring and the oil seal are also arranged between the joint and the sleeve; the air inlet is arranged on the sleeve between the heating sheet and the joint, and the inner wall of the sleeve above the air inlet is in contact with the oil guide piece. The condensate of the invention can flow upwards under the drive of the air flow of the air inlet and be adsorbed on the oil guide piece, and the condensate in the oil guide piece can be atomized again and carried out of the atomizing core along with the high temperature; meanwhile, the joint and the sleeve are sealed by an insulating ring and an oil seal, so that liquid leakage or oil leakage is further prevented.

Description

Anti-condensation liquid atomization core, atomizer and aerosol generating device

Technical Field

The invention belongs to the technical field of atomizers, and particularly relates to an anti-condensate atomization core, an atomizer and an aerosol generating device.

Background

The atomizer comprises suction nozzle subassembly, atomizing core and the electrode subassembly of taking the oil bin, and wherein, the atomizing core is the core subassembly of atomizer, mainly used for with the tobacco tar heating atomization of storage in the atomizer and discharge. The inner structural component of the existing atomizing core is mainly combined by an inner support with a heating resistance wire and an outer oil guide component, and is arranged in a sleeve, and the bottom is sealed to form the atomizing core. The atomizing cores are high in cost and complex in assembly, the positive and negative leads are not provided with a structure for preventing oil leakage, condensate can flow out along the positive and negative leads, user experience is reduced, and the service life of a product is also influenced.

Disclosure of Invention

The invention aims to provide an anti-condensate atomization core, an atomizer and an aerosol generating device, so that the defects that the atomization core of the existing atomizer is high in cost and condensate easily flows out are overcome.

In order to achieve the purpose, the invention provides an anti-condensate atomization core which comprises a sleeve with an oil inlet hole and an air inlet, a heating piece, an oil guide piece, a joint, an oil seal and an insulating ring, and is characterized in that the heating piece is arranged in the sleeve, the oil guide piece is wrapped between the heating piece and the sleeve, and an atomization cavity is formed at the inner side of the heating piece; the joint is arranged in the sleeve, is arranged below the heating sheet and is connected with the heating sheet through a positive electrode wire and a negative electrode wire; the insulating ring and the oil seal are arranged between the joint and the sleeve, and the insulating ring is arranged above the oil seal; the air inlet is arranged on the sleeve between the heating sheet and the joint, and the inner wall of the sleeve above the air inlet is in contact with the oil guide piece.

The joint passes through insulating collar and oil blanket realization are fixed with telescopic sealed, and with conventional the joint only compares through the oil blanket is sealed, the insulating collar can with positive polar line and negative pole line are separated, ensure the normal use of piece that generates heat, can also improve the leakproofness of atomizing core, prevent and treat weeping or oil leak. The inlet port set up with the heating plate with between the joint, the condensate gathering can be stored in the intermediate position of this inlet port, but the condensate has tension, and the inlet port can lock the condensate in the short time, and when the user suction, from the inlet port entering, can take the condensate upflow, there is oil guide on upper portion, and the condensate can adsorb on oil guide, can atomize the condensate once more and take the atomizing core out along with high temperature. The oil guide piece can be made of adsorptive materials such as cotton, porous ceramics and the like.

Preferably, a first cavity and a second cavity are arranged on the inner side of the sleeve up and down, and the diameter of the second cavity is smaller than that of the first cavity and larger than that of the atomization cavity; the heating sheet and the oil guide piece are arranged in the first cavity. Namely, a step is formed at the joint of the first cavity and the second cavity, the outer side of the oil guide piece is placed on the step, and the inner side of the oil guide piece is arranged above the second cavity in a suspended mode. Preferably, the suspended part of the oil guide is larger than the part of the oil guide placed on the step. The absorption of the condensate is more facilitated. Preferably, a groove may be provided at the step for storing the overflowing soot.

Preferably, the air inlet is arranged at the lower part of the second cavity; the oil inlet hole is formed in the middle or the lower portion of the first cavity. The air hole can enter the atomizing cavity after being buffered in the second cavity.

Preferably, the number of the air inlet holes is more than 2, and the air inlet holes are arranged at intervals along the circumferential direction of the sleeve. The air inlet holes can be arranged into a plurality of small holes, and the adsorption of condensate is facilitated.

Preferably, an installation groove is formed in the outer side of the sleeve between the heating sheet and the joint, an O-shaped ring is installed in the installation groove, and the O-shaped ring is arranged above the air inlet hole. Preferably, the O-ring is arranged at the upper part of the second cavity. When being connected with the suction nozzle assembly with the oil bin, the oil bin is more favorably sealed.

Preferably, the heating plate is ring-shaped, and the cross section of the heating plate is circular, square or polygonal.

Preferably, the lower ends of the positive electrode wire and the negative electrode wire are respectively arranged on the inner side and the outer side of the insulating ring. The negative electrode wire can be bent according to the shape of the insulating part when being installed.

Preferably, the joint comprises a joint body, and a first boss and a second boss are sequentially arranged at the middle part and the lower part of the joint body; a mounting boss is arranged on the inner side of the sleeve between the top end of the joint body and the first boss, and a mounting groove is arranged on the inner side of the lower end of the sleeve; grooves matched with the first bosses and the mounting bosses are respectively formed in two sides of the insulating ring; the sealing ring is provided with a groove and a bulge which are matched with the second boss and the mounting groove. Preferably, the diameter of the joint body above the first boss is larger than the diameter of the joint body below the first boss. Namely, the contact surface of the insulating ring and the joint and the contact surface of the oil seal and the joint are not on the same vertical line, and the contact surfaces are staggered, so that the sealing is facilitated.

The other technical scheme of the invention is as follows: the utility model provides an atomizer, includes suction nozzle subassembly, electrode subassembly and foretell anti-condensation liquid atomizing core of taking the oil sump, be equipped with the blow vent on the casing on electrode subassembly upper portion, the blow vent with the inlet port intercommunication. Further, still be equipped with the accent gas ring on the casing, be equipped with the air supply mouth on the accent gas ring, rotate the adjustable ring, the adjustable air vent and the area of communication of air supply mouth, and then the size of adjusting the air input.

The invention also provides another technical scheme: an aerosol generating device comprises a host and the atomizer, wherein the atomizer is arranged on the host.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, the sleeve between the heating sheet and the joint is provided with the air inlet and consists of the plurality of small holes, condensate generated in the atomization process can be gathered and stored in the middle position of the air inlet, but the condensate has tension, the air inlet can lock the condensate in a short time, when a user sucks the condensate, airflow enters from the air inlet, the condensate is driven to flow upwards, the upper part of the air inlet is provided with the oil guide part, the condensate can be adsorbed on the oil guide part, and the condensate can be atomized again and driven out of the atomization core along with high temperature.

2. The atomizing core is formed by combining a sleeve, an oil guide piece, a heating piece, an O-shaped ring, an insulating ring, an oil seal and a contact, only two hardware pieces are used for the whole atomizing core, one hardware piece is the sleeve and the other hardware piece is the contact, and the other hardware pieces are sealed and insulated by using a silica gel material, so that the atomizing core is simple in structure and low in cost.

3. Compared with the conventional joint which is only sealed by the oil seal, the joint of the atomizing core is sealed by the insulating ring and the oil seal, the insulating ring can separate the positive wire and the negative wire, so that the normal use of the heating sheet is ensured, the sealing performance of the atomizing core can be improved, and liquid leakage or oil leakage is further prevented.

Drawings

FIG. 1 is a schematic view of the structure of the anti-condensation atomizing core of the present invention.

FIG. 2 is a cross-sectional view of the anti-condensate atomizing wick of the present invention.

Fig. 3 is an exploded view of the anti-condensate atomizing wick of the present invention.

Fig. 4 is a schematic view of the structure of the atomizer of the present invention.

Fig. 5 is a schematic view of a disassembled structure of the atomizer of the present invention.

Description of the main reference numerals:

1. a suction nozzle assembly; 11. a housing; 111. a vent; 12. a gas regulating ring; 121. an air supply port;

2. an atomizing core; 21. a sleeve; 211. an oil inlet hole; 212. an air inlet; 213. a first cavity; 214. a second cavity; 215. installing a groove; 216-mounting bosses; 22. a heat generating sheet; 23. an oil guide member; 24. a joint; 241. a connector body; 242. a first boss; 243. a second boss; 25. oil sealing; 26. an insulating ring; 27. an O-shaped ring; 28. a positive line; 29. a negative electrode line;

3. an electrode assembly.

Detailed Description

The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Example 1

As shown in fig. 1 to 3, an anti-fogging core 2 for condensate is provided with a sleeve 21 having an oil inlet 211 and an air inlet 212, a heat generating sheet 22, an oil guide 23, a joint 24, an oil seal 25, an insulating ring 26, and an O-ring 27. Be equipped with in the sleeve 21 generate heat piece 22, generate heat piece 22 with the parcel has between sleeve 21 lead oil spare 23, generate heat piece 22 inboard and form the atomizing chamber, the atomizing chamber bottom is admitted air, the top is given vent to anger. The sleeve 21 is further provided with the connector 24, and the connector 24 is arranged below the heating sheet 22 and connected with the heating sheet 22 through a positive wire 28 and a negative wire 29. The air inlet is arranged on the sleeve 21 between the heating sheet and the joint 24, and the inner wall of the sleeve 21 above the air inlet is contacted with the oil guide piece 23. The oil guide 23 may be made of absorbent material such as cotton, porous ceramics, etc.

Further, a first cavity 213 and a second cavity 214 are vertically arranged on the inner side of the sleeve 21, and the diameter of the second cavity 214 is smaller than that of the first cavity 213 and the negative electrode 29 and larger than that of the atomization cavity; the heating sheet 22 and the oil guide member 23 are installed in the first cavity 213 negative electrode line 29, and a space is reserved between the top of the heating sheet 22 and the oil guide member 23 and the inside of the first cavity 213 negative electrode line 29, so that the suction nozzle assembly 1 can be conveniently installed. Specifically, a step is formed at the connection position of the negative electrode line 29 of the first cavity 213 and the second cavity 214, the outer side of the oil guiding member 23 is placed on the step, and the inner side of the oil guiding member 23 is suspended above the second cavity 214. Preferably, the suspended portion of the oil guide 23 is larger than the portion of the oil guide 23 placed on the step. The absorption of the condensate is more facilitated. In other embodiments, a groove may be provided at the step, which may be used to store spilled oil.

Further, the air inlet is arranged at the lower part of the second cavity 214; the oil inlet 211 is disposed at the lower middle portion of the negative electrode line 29 of the first cavity 213. The number of the air inlet holes is more than 2, and the air inlet holes are arranged at intervals along the circumferential direction of the sleeve 21. Namely, the air inlet holes can be arranged into a plurality of small holes, which is more beneficial to the adsorption of the condensate.

Further, the heating plate is ring-shaped, and the cross section of the heating plate is circular, but in other embodiments, the cross section area of the heating plate may be square or polygonal. The lower ends of the positive wire 28 and the negative wire 29 are respectively arranged on the inner side and the outer side of the insulating ring 26.

The insulating ring 26 and the oil seal 25 are further arranged between the joint 24 and the sleeve 21, and the insulating ring 26 is arranged above the oil seal 25. Further, the joint 24 includes a joint body 214, and a first boss 242 and a second boss 243 are sequentially disposed at the middle and lower portions of the joint body 214; a mounting boss 216 is arranged on the inner side of the sleeve 21 between the top end of the joint body 214 and the first boss 242, and a mounting groove 215 is arranged on the inner side of the lower end of the sleeve 21; grooves matched with the first bosses 242 and the mounting bosses 216 are respectively formed in two sides of the insulating ring 26; the sealing ring is provided with a groove and a protrusion which are matched with the second boss 243 and the mounting groove 215. Preferably, the diameter of the fitting body 214 above the first boss 242 is greater than the diameter of the fitting body 214 below the first boss 242. Namely, the contact surface of the insulating ring 26 and the joint 24 and the contact surface of the oil seal 25 and the joint 24 are not on the same vertical line, and the contact surfaces are staggered, so that the sealing is facilitated.

Further, an installation groove is formed in the outer side of the sleeve 21 between the heating sheet 22 and the joint 24, an O-ring 27 is installed in the installation groove, and the O-ring 27 is arranged above the air inlet hole. Preferably, the O-ring 27 is disposed at an upper portion of the second chamber 214. When the suction nozzle assembly 1 with the oil bin is connected, the oil bin is more favorably sealed.

The assembly steps of the condensation liquid atomization preventing core 2 are as follows:

(1) wrapping the heating sheet 22 at the lower end of the step of the jig, and wrapping the oil guide piece 23 on the heating sheet 22 in a whole circle;

(2) the wrapped heating sheet 22 is plugged onto the step position inside the sleeve 21 (i.e. the bottom end of the first cavity 213) along the sleeve 21, and no jig is required to be taken away;

(3) the positive wire 28 and the negative wire 29 are separated, the insulating ring 26 is arranged, one inside is arranged outside, the two wires are clamped inside the sleeve 21, and redundant wires are cut off;

(4) the oil seal 25 and the contact are firstly sleeved and then plugged on the insulating ring 26, and the oil seal 25 is flush with the bottom of the sleeve 21 and cannot be loosened;

(5) and taking away the jig, and completing the atomization core 2.

The jig is cylindrical and is divided into an upper section and a lower section, the diameter of the upper section of the jig is larger than that of the lower section of the jig, and a step is formed between the upper section of the jig and the lower section of the jig. The diameter of the upper section is consistent with the diameter of the negative electrode wire 29 of the first cavity 213 of the sleeve 21, and the diameter of the lower section of the jig is consistent with the diameter of the atomization cavity.

Example 2

As shown in fig. 4 to 5, an atomizer comprises a suction nozzle assembly 1 with an oil bin, an electrode assembly 3 and the condensed liquid atomization preventing core 2 of embodiment 1, wherein a housing 11 at the upper part of the electrode assembly 3 is provided with a vent hole 111, and the vent hole is communicated with the air inlet hole. Further, still be equipped with the air ring 12 on the casing 11, be equipped with air feed port 121 on the air ring 12, rotate the adjustable ring, the area of communication of adjustable air vent 111 and air feed port 121, and then the size of adjusting the air input.

The atomizer can also be assembled with a host machine to form an aerosol generating device. The atomizer is installed on the host computer to pass through magnet etc. and fix.

In conclusion, the invention has simple structure and low cost. The condensate generated by the atomizing core 2 flows upwards under the air flow of the air inlet hole and is adsorbed on the oil guide member 23, and the condensate in the oil guide member 23 is atomized again and is taken out of the atomizing core 2 along with the high temperature, so that the condensate is prevented from being omitted; meanwhile, the joint 24 and the sleeve 21 are sealed by an insulating ring 26 and an oil seal 25, so that leakage of liquid or oil is further prevented.

The foregoing descriptions of specific exemplary embodiments of the present invention have been presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.

Claims

1. An anti-condensate atomization core comprises a sleeve with an oil inlet and an air inlet, a heating piece, an oil guide piece, a joint, an oil seal and an insulating ring, and is characterized in that the heating piece is arranged in the sleeve, the oil guide piece is wrapped between the heating piece and the sleeve, and an atomization cavity is formed on the inner side of the heating piece; the joint is arranged in the sleeve, is arranged below the heating sheet and is connected with the heating sheet through a positive electrode wire and a negative electrode wire; the insulating ring and the oil seal are arranged between the joint and the sleeve, and the insulating ring is arranged above the oil seal; the air inlet is arranged on the sleeve between the heating sheet and the joint, and the inner wall of the sleeve above the air inlet is in contact with the oil guide piece.

2. The anti-condensation atomization core according to claim 1, characterized in that a first cavity and a second cavity are arranged on the upper and lower sides inside the sleeve, and the diameter of the second cavity is smaller than that of the first cavity and larger than that of the atomization cavity; the heating sheet and the oil guide piece are arranged in the first cavity.

3. The anti-condensation atomization core according to claim 2, wherein the air inlet is arranged at the lower part of the second cavity; the oil inlet hole is formed in the middle or the lower portion of the first cavity.

4. The wick according to claim 1, wherein the number of the air inlet holes is 2 or more, and the air inlet holes are provided at intervals in a circumferential direction of the sleeve.

5. The anti-condensation atomization core according to claim 1, wherein an installation groove is formed in the outer side of the sleeve between the heating sheet and the joint, an O-ring is installed in the installation groove, and the O-ring is arranged above the air inlet hole.

6. The condensation atomization preventing core according to claim 1, wherein the heating sheet is ring-shaped and has a cross section of a circle, a square or a polygon.

7. The anti-condensation atomization core according to claim 1, wherein the lower ends of the positive electrode wire and the negative electrode wire are respectively arranged on the inner side and the outer side of the insulation ring.

8. The anti-condensate atomization core according to claim 1, wherein the joint comprises a joint body, and a first boss and a second boss are sequentially arranged at the middle part and the lower part of the joint body; a mounting boss is arranged on the inner side of the sleeve between the top end of the joint body and the first boss, and a mounting groove is arranged on the inner side of the lower end of the sleeve; grooves matched with the first bosses and the mounting bosses are respectively formed in two sides of the insulating ring; the sealing ring is provided with a groove and a bulge which are matched with the second boss and the mounting groove.

9. An atomizer, comprising a suction nozzle assembly with an oil bin, an electrode assembly and the anti-condensation atomizing core of any one of claims 1 to 8, wherein a vent hole is formed on a housing on the upper portion of the electrode assembly, and the vent hole is communicated with the air inlet hole.

10. An aerosol generating device comprising a host machine and an atomiser according to claim 9 mounted on the host machine.