WO2021258808A1

WO2021258808A1 - Electronic atomization device, atomizer thereof, and atomization assembly

Info

Publication number: WO2021258808A1
Application number: PCT/CN2021/085404
Authority: WO
Inventors: 别抄勇; 朱海东; 易图用; 杨乐
Original assignee: 深圳麦克韦尔科技有限公司
Priority date: 2020-06-23
Filing date: 2021-04-02
Publication date: 2021-12-30
Also published as: CN213096090U

Abstract

An electronic atomization device, an atomizer (1) thereof, and an atomization assembly (10). The atomization assembly (10) comprises an accommodation chamber (110), a first liquid absorbing member (14) which is provided inside the accommodation chamber (110), a heating member (15) which is provided on the atomization surface of the first liquid absorbing member (14), and a leakage blocking member (16) which is provided inside the accommodation chamber (110); and the leakage blocking member (16) is provided below the first liquid absorbing member (14) to store leakage from the first liquid absorbing member (14). The leakage blocking member (16) provided below the first liquid absorbing member (14), stores the leakage from the first liquid absorbing member (14), thus preventing the leakage from entering a battery (2) or other parts, and improving the anti-leakage effect.

Description

Electronic atomization device, atomizer and atomization component thereof

Technical field

The present invention relates to the field of atomization technology, and more specifically, to an electronic atomization device and an atomizer and an atomization component thereof.

Background technique

The electronic atomization device is mainly composed of an atomizer and a power supply device. The power supply device is used to supply power to the atomization components in the atomizer, and the atomizer can heat and atomize the liquid atomizable substrate stored in the atomizer after being energized to generate atomized gas for the user to inhale.

At present, the atomizer of the electronic atomization device has liquid leakage problems to different degrees, and the leakage liquid can easily enter the battery or other parts in the power supply device, thereby causing a bad user experience to the user.

technical problem

The technical problem to be solved by the present invention is to provide an improved atomization assembly, an atomizer and an electronic atomization device with the atomization assembly in view of the above-mentioned defects of the prior art.

Technical solutions

The technical solution adopted by the present invention to solve its technical problem is to construct an atomization assembly, which includes a receiving cavity, a first liquid absorbing member arranged in the receiving cavity, and an atomizing device arranged on the first liquid absorbing member. The heating element on the surface and the liquid leakage blocking member arranged in the receiving cavity; the leakage blocking member is arranged below the first liquid absorbing member, and is used to store the leakage of the first liquid absorbing member .

In some embodiments, the atomization assembly further includes an atomization seat, the atomization seat includes a cylindrical body, the inner wall of the cylindrical body defines the receiving cavity, and the cylindrical body is provided with At least one first liquid inlet.

In some embodiments, the inner wall of the cylindrical body is formed with a first inner flange extending inwardly, and the leakage stopper is annular and is mounted against the upper end surface of the first inner flange, so The first liquid absorbing member has a cylindrical shape and is installed against the upper end surface of the liquid leakage blocking member, and the inner wall surface of the first liquid absorbing member defines the atomizing surface.

In some embodiments, the atomization seat further includes a ring-shaped seat body integrated along the longitudinal direction below the cylindrical body, and an electrode electrically connected to the heating element is provided in the seat body in an insulated manner along the longitudinal direction. column.

In some embodiments, the atomization assembly further includes a second liquid suction member sleeved outside the cylindrical body and a fixed tube sleeved between the second liquid suction member and the cylindrical body, At least one second liquid inlet is provided on the fixed pipe.

In some embodiments, the inner wall of the fixing tube is formed with a second inner flange extending inwardly, and the upper end surface of the first liquid absorbing member abuts against the second inner flange.

In some embodiments, the first liquid absorbing member is made of at least one of cotton, fiber, glass fiber, and porous ceramics, and the leakage barrier is made of PC, Pe, PP, POM, PETG, PCTG, Made of at least one of ceramics.

In some embodiments, the leakage barrier includes at least one first liquid storage tank with capillary force in the transverse direction and/or at least one second liquid storage tank with capillary force in the longitudinal direction.

In some embodiments, the widths of the first liquid storage tank and the second liquid storage tank are 0.1 mm to 0.5 mm, respectively.

In some embodiments, the at least one first liquid storage tank is distributed on the outer circumference of the leakage barrier, and the at least one second liquid storage tank is distributed on the outer circumference of the top surface of the leakage barrier. superior;

The leakage blocking member further includes at least one liquid return groove with capillary force, the at least one liquid return groove crosses the at least one first liquid storage groove and extends upward to the top of the leakage prevention member .

In some embodiments, the leakage blocking member includes a plurality of the first liquid storage tanks and a plurality of the second liquid storage tanks, and the liquid return tank is along an axis parallel to the leakage blocking member The direction crosses the plurality of first liquid storage tanks and extends upward to communicate with one of the second liquid storage tanks.

In some embodiments, the width of the liquid return groove is 0.1 mm to 0.5 mm.

In some embodiments, the liquid leakage barrier includes a plurality of lateral first fins and/or a plurality of longitudinal second fins, and the plurality of first fins are along the axis of the liquid leakage barrier. The first liquid storage tank is formed between every two adjacent first fins, and the plurality of second fins are spaced apart along the outer ring of the top of the liquid leakage barrier, A second liquid storage tank is formed between every two adjacent second fins.

In some embodiments, the thickness of the first fin and the second fin are 0.2 mm to 0.8 mm, respectively.

The present invention also provides an atomizer, which includes a liquid storage cavity and the atomization assembly as described in any one of the above, which is connected with the liquid storage cavity for conducting liquid.

The present invention also provides an electronic atomization device, including a power supply device and the above-mentioned atomizer electrically connected to the power supply device.

Beneficial effect

The implementation of the present invention has at least the following beneficial effects: the atomization assembly of the present invention stores the leakage of the first liquid absorbing member through the leakage blocking member arranged below the first liquid absorbing member, thereby preventing the leakage of liquid from entering the power supply device Contaminate the battery or other parts and improve the leakage prevention effect.

Description of the drawings

The present invention will be further described below in conjunction with the accompanying drawings and embodiments. In the accompanying drawings:

FIG. 1 is a schematic diagram of an exploded structure of an electronic atomization device in some embodiments of the present invention;

2 is a schematic diagram of the three-dimensional structure of the atomization assembly in the first embodiment of the present invention;

3 is a schematic cross-sectional structure diagram of the atomization assembly in FIG. 2;

Fig. 4 is a schematic diagram of an exploded structure of the atomization assembly in Fig. 2;

5 is a schematic cross-sectional structure diagram of the atomization assembly in the second embodiment of the present invention;

FIG. 6 is a schematic diagram of the three-dimensional structure of the leakage blocking member in FIG. 5.

Embodiments of the present invention

In order to have a clearer understanding of the technical features, objectives and effects of the present invention, the specific embodiments of the present invention will now be described in detail with reference to the accompanying drawings.

Figures 1-2 show an electronic atomization device in some embodiments of the present invention. The electronic atomization device can be applied to the atomization of a liquid atomizable substrate, which can be roughly flat and includes a flat atomizer 1 and a flat power supply device 2 electrically connected to the atomizer 1. Wherein, the atomizer 1 includes a liquid storage cavity for accommodating a liquid atomizable substrate, and an atomization component 10 connected to the liquid storage cavity for heating and atomizing the liquid atomizable substrate. The power supply device is used for The atomization component 10 in the atomizer 1 is supplied with power, and the entire electronic atomization device is controlled to be turned on or off. In some embodiments, the atomizer 1 and the power supply device 2 can be detachably connected together by magnetic attraction, screw connection, or the like. Understandably, the electronic atomization device is not limited to a flat shape, and it can also be in a cylindrical shape, an elliptical cylindrical shape, a square cylindrical shape, and other shapes.

Figures 3-4 show the atomization assembly 10 in the first embodiment of the present invention. The atomization assembly 10 may include an atomization seat 11, a first liquid absorbing member 14 arranged longitudinally in the atomization seat 11, and The heating element 15 longitudinally arranged on the atomizing surface of the first liquid absorbing member 14 and the liquid leakage blocking member 16 longitudinally arranged in the atomizing seat 11 and located below the first liquid absorbing member 14.

In some embodiments, the atomization seat 11 may include an annular seat body 111 and a cylindrical body 112 integrally coupled to the upper side of the seat body 111 in the longitudinal direction. An electrode column 113 may be disposed in the seat body 111 along the longitudinal direction, and the electrode column 113 is used for electrical connection with the heating element 15. Generally, an insulating sleeve 114 can also be provided between the outer ring of the electrode column 113 and the inner ring of the seat body 111 to isolate and seal the electrode column 113 from the seat body 111.

The inner wall surface of the cylindrical body 112 defines a receiving cavity 110 for accommodating the first liquid absorbing member 14 and the leakage blocking member 16. The first liquid absorbing member 14 and the leakage blocking member 16 can be tightly embedded in the longitudinal direction The receiving cavity 110. At least one first liquid inlet 1120 is formed on the cylindrical body 112, so that the liquid atomizable substrate in the liquid storage cavity can enter the receiving cavity 110 through the at least one first liquid inlet 1120, thereby sucking the first liquid into the receiving cavity 110. The liquid piece 14 is in fluid communication with the liquid storage cavity. In this embodiment, the at least one first liquid inlet 1120 may include two through holes 1121 and two slots 1122. The slot 1122 may be formed by the upper end surface of the cylindrical body 112 extending downward in the axial direction, which facilitates the insertion of the first liquid absorbing member 14 into the cylindrical body 112 from above. The two slots 1122 are arranged symmetrically along the circumferential direction of the cylindrical body 112, the two through holes 1121 are arranged symmetrically along the circumferential direction of the cylindrical body 112, and the slots 1122 and the through holes 1121 can be arranged substantially along the circumference of the cylindrical body 112. The circumferential direction is set at an angle of 90 degrees.

The first liquid absorbing member 14 can be made of materials such as cotton, fiber, glass fiber, porous ceramic, etc. The first liquid absorbing member 14 can absorb the liquid atomizable matrix from the liquid storage cavity through the infiltration of the internal micropores and the capillary effect. The heating element 15 is disposed on the atomizing surface of the first liquid absorbing member 14 for heating and atomizing the liquid atomizable substrate adsorbed in the first liquid absorbing member 14. The first liquid absorbing member 14 can be cylindrical and can be embedded in the cylindrical body 112 along the axial direction. In this embodiment, the inner wall surface of the first liquid absorbing member 14 is an atomizing surface, and the heating element 15 may be in the shape of a spiral cylinder or a mesh cylinder and may be arranged on the inner wall surface of the first liquid absorbing member 14 in the axial direction.

The inner wall surface of the cylindrical body 112 can be formed with a first inner flange 1123 extending inwardly, and the leakage blocking member 16 can be annular in shape and can be mounted against the upper end surface of the first inner flange 1123 in the axial direction. The first liquid absorbing member 14 is mounted against the upper end surface of the liquid leakage blocking member 16 in the axial direction. The liquid leakage barrier 16 is used to store the liquid leakage of the first liquid absorbing member 14, and it can be made of PC, Pe, PP, POM, PETG, PCTG, ceramics and other materials. When the first liquid absorbing member 14 is a liquid absorbing cotton and the leakage blocking member 16 is made of ceramic material, the liquid guiding rate of the first liquid absorbing member 14 is higher than that of the leakage blocking member 16, and the first liquid absorbing member 14 It is also possible to absorb the leaked liquid stored in the leaked liquid stopper 16 to be atomized again. In some embodiments, the inner diameter and outer diameter of the leakage blocking member 16 may be approximately the same as the inner diameter and outer diameter of the first liquid absorbing member 14 respectively.

In some embodiments, the atomization assembly 10 may further include a second liquid suction member 13 sleeved outside the first liquid suction member 14 and the cylindrical body 112, and a fixed tube 12 sleeved outside the second liquid suction member 13 . At least one second liquid inlet 120 is formed on the fixed pipe 12, so that the liquid atomizable substrate in the liquid storage cavity can enter the fixed pipe 12 through the at least one second liquid inlet 120, so as to absorb the second liquid. The piece 13 is in fluid communication with the liquid storage cavity. In this embodiment, there are four second liquid inlets 120, and the four second liquid inlets 120 are arranged symmetrically along the circumference of the fixed pipe 12, and respectively correspond to the two through holes 1121 and the two slots 1122. set up. The second liquid absorbing member 13 can be cylindrical, and it can be made of cotton, fiber, glass fiber, porous ceramics and other materials. The liquid atomizable substrate is absorbed, and the liquid atomizable substrate is further conducted to the first liquid absorption member 14.

In some embodiments, the outer wall surface of the cylindrical body 112 may extend outward to form a first outer flange 1124, and the second liquid absorbing member 13 may be sleeved outside the cylindrical body 112, and the second liquid absorbing member 13 The end surface abuts on the first outer flange 1124. The outer diameter of the second liquid absorbing member 13 may be approximately the same as the outer diameter of the first outer flange 1124, the outer wall surface of the first outer flange 1124 may also extend outward to form a second outer flange 1125, and the fixing tube 12 may be It is tightly sleeved outside the second liquid absorbing member 13 and the first outer flange 1124, the lower end surface of the fixing tube 12 abuts on the second outer flange 1125, and the outer diameter of the fixing tube 12 can be approximately the same as that of the second outer flange. The outer diameter of the flange 1125 is equivalent. The inner wall surface of the fixed tube 12 can also be formed with a second inner flange 121 extending inwardly. The upper end surfaces of the first liquid absorbing member 14 and the second liquid absorbing member 13 can respectively abut against the second inner flange 121, thereby The first liquid absorbing member 14 and the leakage blocking member 16 are tightly clamped between the second inner flange 121 and the first inner flange 1123, and the second liquid absorbing member 13 is tightly clamped on the second inner protrusion. Between the edge 121 and the first outer flange 1124.

Figures 5-6 show the atomization assembly 10 in the second embodiment of the present invention. The difference between this embodiment and the first embodiment is that the leakage barrier 16 in the atomization assembly 10 is provided with a fin structure 160 , The fin can absorb and store the leakage of the first liquid absorbing member 14 through capillary force.

Specifically, the fin structure 160 may include a plurality of lateral first fins 161 and/or a plurality of longitudinal second fins 162. The plurality of first fins 161 may be arranged at intervals in parallel along the axial direction of the leakage blocking member 16, and a first reservoir penetrating the outer circumferential surface of the leakage blocking member 16 is formed between each two adjacent first fins 161.液槽1610。 1610. The plurality of second fins 162 may be arranged at intervals along the outer periphery of the top of the leakage barrier 16, and a second reservoir penetrating the outer ring of the top surface of the leakage barrier 16 is formed between every two adjacent second fins 162.液槽1620. The widths of the first liquid storage tank 1610 and the second liquid storage tank 1620 are small enough to generate capillary force on the leakage, so that when the leakage liquid flows into the first liquid storage tank 1610 and the second liquid storage tank 1620, A liquid film is formed in the first liquid storage tank 1610 and the second liquid storage tank 1620, and then can be stored in the first liquid storage tank 1610 and the second liquid storage tank 1620 to prevent liquid leakage. In this embodiment, the fin structure 160 includes a plurality of first fins 161 at the lower part and a plurality of second fins 162 at the upper part, so that the leakage will be stored in the second fin 162 at the upper part first. When the second fin 162 stores more liquid leakage, it will slowly penetrate into the first fin 161 located at the lower part, so that the leakage prevention effect is better.

In some embodiments, the widths of the first liquid storage tank 1610 and the second liquid storage tank 1620 (that is, the distance between the plurality of first fins 161 and the plurality of second fins 162) are 0.1 mm to 0.5 mm, respectively, It is preferably 0.2 mm to 0.4 mm, and the thickness of the first fin 161 and the second fin 162 are respectively 0.2 mm to 0.8 mm, preferably 0.3 mm to 0.6 mm.

The fin structure 160 may further include at least one liquid return groove 163 in some embodiments, and the at least one liquid return groove 163 may cross the first plurality of liquid reservoirs along a direction parallel to the axis of the leakage barrier 16 The groove 1610 runs through to the top of the leakage blocking member 16, so that the leakage in the plurality of first liquid storage tanks 1610 can flow back to the first liquid suction member 14 through the liquid return groove 163 under the action of capillary force. Atomize again. The width of the liquid return groove 163 may be 0.1 mm to 0.5 mm, preferably 0.2 mm to 0.4 mm. In addition, the first fin 161 at the bottom of FIG. 6 is not cut off by the liquid return groove 163, which can play the function of enclosing the liquid return groove 163, increase the resistance of the liquid to flow downward, and improve the liquid leakage prevention effect.

In some embodiments, the leakage stopper 16 may include a cylindrical main body 164 and two wall portions 165 integrally coupled to the bottom of the main body 164, and the two wall portions 165 may be arranged symmetrically along the circumference of the main body 164 . The liquid leakage blocking member 16 can be installed against the upper end surface of the first inner flange 1123 through the two wall portions 165. The plurality of first fins 161 can be arranged on the main body 163 and the two wall portions 164 in parallel and spaced along the axial direction. The at least one liquid return groove 163 includes two liquid return grooves 163. The two liquid return grooves 163 respectively extend from the bottom of the two wall portions 164 upward in the axial direction to the top of the main body 164, and are respectively connected to a second liquid storage The slots 1620 are connected. The inner wall surface of the main body 164 can also be formed with a protrusion 166 extending inwardly. The protrusion 166 is longitudinally provided with two lead holes 1660 for the two electrode leads of the heating element 15 to pass through.

It can be understood that the above technical features can be used in any combination without limitation.

The above examples only express the preferred embodiments of the present invention. The descriptions are more specific and detailed, but they should not be interpreted as limiting the scope of the present invention; it should be noted that for those of ordinary skill in the art, Without departing from the concept of the present invention, the above technical features can be freely combined, and several modifications and improvements can be made. These all belong to the protection scope of the present invention; therefore, all equivalent changes made to the scope of the claims of the present invention Both and modifications shall fall within the scope of the claims of the present invention.

Claims

An atomization assembly, characterized in that it comprises a receiving cavity (110), a first liquid absorbing member (14) arranged in the receiving cavity (110), and a first liquid absorbing member (14) arranged in the The heating element (15) on the atomization surface and the liquid leakage blocking member (16) arranged in the receiving cavity (110); the liquid leakage blocking member (16) is arranged on the first liquid absorbing member (14) Below) is used to store the leakage of the first liquid absorbing member (14).
The atomization assembly according to claim 1, wherein the atomization assembly further comprises an atomization seat (11), the atomization seat (11) includes a cylindrical body (112), the cylindrical body The inner wall surface of the (112) defines the receiving cavity (110), and the cylindrical body (112) is provided with at least one first liquid inlet (1120).
The atomization assembly according to claim 2, wherein the inner wall of the cylindrical body (112) is formed with a first inner flange (1123) extending inwardly, and the leakage blocking member (16) is annular And is mounted against the upper end surface of the first inner flange (1123), the first liquid absorbing member (14) is cylindrical and mounted against the upper end surface of the leakage blocking member (16) Above, the inner wall surface of the first liquid absorbing member (14) defines the atomizing surface.
The atomization assembly according to claim 2, characterized in that the atomization seat (11) further comprises an annular seat body (111) integrally combined with the cylindrical body (112) in the longitudinal direction, and the seat An electrode column (113) electrically connected to the heating element (15) is provided in the body (111) in an insulated manner along the longitudinal direction.
The atomization assembly according to claim 2, wherein the atomization assembly further comprises a second liquid absorption member (13) sleeved outside the cylindrical body (112) and a second liquid absorption member (13) sleeved on the first Two liquid suction parts (13) and a fixed pipe (12) outside the cylindrical body (112), and at least one second liquid inlet (120) is provided on the fixed pipe (12).
The atomization assembly according to claim 5, characterized in that the inner wall of the fixing tube (12) is formed with a second inner flange (121) extending inwardly, and the upper part of the first liquid suction member (14) is formed with a second inner flange (121). The end surface abuts on the second inner flange (121).
The atomization assembly according to claim 1, wherein the first liquid absorbing member (14) is made of at least one of cotton, fiber, glass fiber, and porous ceramic, and the leakage blocking member ( 16) It is made of at least one of PC, Pe, PP, POM, PETG, PCTG and ceramics.
The atomization assembly according to any one of claims 1-7, wherein the leakage barrier (16) comprises at least one first liquid storage tank (1610) and/or transversely with capillary force action. At least one second liquid storage tank (1620) with capillary force in the longitudinal direction.
The atomization assembly according to claim 8, wherein the widths of the first liquid storage tank (1610) and the second liquid storage tank (1620) are 0.1 mm to 0.5 mm, respectively.
The atomization assembly according to claim 8, wherein the at least one first storage tank (1610) is distributed on the outer circumferential surface of the leakage barrier (16), and the at least one second Liquid storage tanks (1620) are distributed on the outer periphery of the top surface of the leakage blocking member (16);

The leakage barrier (16) further includes at least one liquid return groove (163) with capillary force, and the at least one liquid return groove (163) crosses the at least one first liquid storage groove (1610), And extend upward to the top of the leakage blocking member (16).
The atomization assembly according to claim 10, wherein the leakage barrier (16) comprises a plurality of the first liquid storage tanks (1610) and a plurality of the second liquid storage tanks (1620) , The liquid return groove (163) crosses the plurality of first liquid storage grooves (1610) along the axial direction parallel to the liquid leakage barrier (16), and extends upward to the second liquid storage groove (1610). The liquid storage tank (1620) is connected.
The atomization assembly according to claim 10, wherein the width of the liquid return groove (163) is 0.1 mm to 0.5 mm.
The atomization assembly according to claim 8, characterized in that the leakage stopper (16) comprises a plurality of transverse first fins (161) and/or a plurality of longitudinal second fins (162) , The plurality of first fins (161) are arranged at intervals in parallel along the axial direction of the liquid leakage blocking member (16), and a first fin (161) is formed between every two adjacent first fins (161) A liquid storage tank (1610), the plurality of second fins (162) are arranged at intervals along the top outer ring of the leakage barrier (16), and every two adjacent second fins (162) A second liquid storage tank (1620) is formed in between.
The atomization assembly according to claim 13, wherein the thickness of the first fin (161) and the second fin (162) are 0.2 mm to 0.8 mm, respectively.
An atomizer, which is characterized by comprising a liquid storage cavity and the atomization assembly (10) according to any one of claims 1-14, which is connected with the liquid storage cavity for liquid conduction.
An electronic atomization device, characterized by comprising a power supply device (2) and the atomizer (1) according to claim 15 electrically connected to the power supply device (2).