WO2023082099A1

WO2023082099A1 - E-liquid leakage-prevention atomizer

Info

Publication number: WO2023082099A1
Application number: PCT/CN2021/129809
Authority: WO
Inventors: 刘楠; 李森鑫
Original assignee: 深圳市奇味科技有限公司
Priority date: 2021-11-10
Filing date: 2021-11-10
Publication date: 2023-05-19

Abstract

The present invention relates to the technical field of electronic cigarettes. In particular, an e-liquid leakage-prevention atomizer having a reliable structure is disclosed. The atomizer comprises an e-liquid cup used for containing an atomized e-liquid, an atomization core used for heating the atomized e-liquid to form smoke, and a suction nozzle for providing a suction portion. A smoke channel is provided between the atomization core and the suction nozzle. The atomization core is near the bottom of the e-liquid cup, and an e-liquid intake channel is formed between the bottom of the e-liquid cup and the atomization core. An air intake channel is formed at the bottom of the e-liquid cup. The air intake channel and the e-liquid intake channel are arranged at an interval. Furthermore, the output end of the air intake channel corresponds to a smoke output end of the atomization core so as to convey smoke generated by heating by the atomization core to the suction nozzle by means of the smoke channel. In the e-liquid leakage-prevention atomizer, an e-liquid intake channel is provided at the bottom of an atomization core, and, by means of interval arrangement, an input end of an air intake channel corresponds to a smoke output end of the atomizer. That is, air is supplied from the top of the atomization core, and the air intake channel and the e-liquid intake channel are not in communication with one another, thereby preventing an atomized e-liquid from leaking through the air intake channel, and increasing the sealing effect of the atomizer.

Description

An anti-spill atomizer

technical field

The invention relates to the technical field of electronic cigarettes, in particular to a structurally reliable oil-leakage-proof atomizer.

Background technique

An atomizer is a device used to heat atomized oil to form oil mist or smoke, and an atomizer in an electronic cigarette device is an electronic product used to convert smoke oil into nicotine-containing smoke for users to smoke. Powered by the battery rod, the heating element of the atomizer is heated to evaporate the e-liquid, so as to achieve the purpose of changing the form of the e-liquid. The use of electronic cigarette atomizers replaces the method of obtaining smoke by lighting cigarettes, avoiding fire hazards caused by unextinguished cigarette butts, and improving the safety of smoking appliances.

However, the oil cup of a traditional atomizer is often set above the atomizing core, and the air passage is set below the atomizing core. In this way, during the use of the atomizer, the smoke oil in the oil cup is extremely It is easy to generate leakage through the airway, causing oil stains on the connection between the atomizer and the battery rod, resulting in waste of e-liquid and affecting the user experience, increasing the use cost of the atomizer and the cleaning cost of items in contact with the electronic cigarette .

technical problem

Based on this, it is necessary to provide a leak-proof oil atomizer with a reliable structure for the technical problem that the e-liquid is easy to leak through the air channel.

technical solution

An anti-leakage oil atomizer, comprising an oil cup for containing atomized oil, an atomizing core for heating the atomized oil to form smoke, and a suction nozzle for providing a suction part, the atomizing core and There is a smoke channel between the suction nozzles, the atomizing core is close to the bottom of the oil cup and an oil inlet channel is formed between the bottom of the oil cup and the atomizing core, and an air inlet channel is opened at the bottom of the oil cup. The air inlet passage is spaced apart from the oil inlet passage, and the output end of the air inlet passage corresponds to the smoke output end of the atomizing core, so as to send the smoke generated by heating the atomizing core to the at the mouthpiece.

In one of the embodiments, the oil cup includes a cup body with an open bottom and a mounting block connected to the open end of the cup body to block the inner cavity of the cup body, a partition is arranged in the cup body, and the partition board The inner cavity separating the cup body forms an oil chamber and the smoke passage, the bottom of the oil chamber communicates with the bottom of the smoke passage, and the top of the smoke passage is provided with an air outlet that communicates with the suction nozzle , the atomizing core is installed on the mounting block and is used to separate the oil chamber from the smoke channel, and the mounting block is provided with the oil inlet channel connecting the input end of the atomizing core and the oil chamber , and the installation block is also provided with the air intake channel that runs through the bottom of the installation block and is spaced from the oil inlet channel, and the air intake channel is used to send external air to the smoke output of the atomizing core end.

In one of the embodiments, an atomization cavity for accommodating the atomization core is opened on the installation block at a position corresponding to the smoke channel, and the atomization cavity communicates with the smoke channel and the oil inlet channel respectively .

In one of the embodiments, the bottom of the installation block is provided with electrodes, and the top of the installation block is provided with a pair of lugs on the edge of the atomization chamber, and the two lugs are respectively provided with sockets, The anti-leakage atomizer further includes a conductive sheet, which passes through the insertion hole and is electrically connected to the atomizing core and the electrode respectively.

In one of the embodiments, the conductive sheet includes a first electrode sheet and a second electrode sheet, and the first electrode sheet passes through an insertion hole of the lug and connects with the atomizing core and the electrode respectively. Electrically connected, the second electrode piece passes through the insertion hole of the other lug and is electrically connected to the atomizing core and the electrode respectively.

In one of the embodiments, the side of the lug facing away from the atomization chamber is provided with a limiting groove communicating with the socket, and a protruding buckle is provided in the limiting groove, and the first The electrode piece and the second electrode piece respectively have a C-shaped structure, and the middle part of the first electrode piece and the middle part of the second electrode piece are respectively provided with a bayonet that is limitedly matched with the convex buckle.

In one of the embodiments, the oil inlet channel has a U-shaped structure, including a first vertical part, a horizontal part and a second vertical part connected in sequence, the first vertical part communicates with the oil chamber, and the The second vertical part communicates with the atomization chamber, and the two sides of the horizontal part are respectively provided with the air inlet passage.

In one of the embodiments, the input ends of the two intake passages are connected, and the output ends of the two intake passages are connected.

In one of the embodiments, a groove is provided on the mounting block between the first vertical portion and the air intake channel, and the groove is used for inserting the partition plate to separate the oil chamber and the smoke channel.

In one embodiment, a sealing ring is sheathed on the outer surface of the input end of the oil inlet channel, and the sealing ring abuts against the partition plate.

Beneficial effect

In implementing the anti-leakage atomizer of the present invention, the oil inlet channel is arranged at the bottom of the atomizing core, and the input end of the air inlet channel corresponds to the smoke output end of the atomizer by setting intervals, that is, from the atomizer Air is supplied from the top of the core, and the air inlet channel and the oil inlet channel are not connected to each other, which avoids the waste of atomized oil and the contamination of items caused by the leakage of atomized oil through the air inlet channel, and improves the sealing effect of the atomizer, thereby It improves the user experience and helps to improve the market competitiveness of the product.

Description of drawings

Fig. 1 is a schematic structural view of an anti-spill oil atomizer in an embodiment of the present invention;

Fig. 2 is a schematic structural diagram of the cooperation between the oil cup and the atomization assembly in one embodiment of the present invention;

Fig. 3 is a schematic cross-sectional structure diagram of the cooperation between the oil cup and the atomization assembly in the embodiment shown in Fig. 2;

Fig. 4 is the structural representation of cup body in an embodiment of the present invention;

Fig. 5 is a structural schematic view of an installation block in one embodiment of the present invention;

Fig. 6 is a structural schematic view of another viewing angle of the mounting block in one embodiment of the present invention;

Fig. 7 is a structural schematic diagram of the cooperation between the mounting block and the atomizing core in an embodiment of the present invention;

Fig. 8 is a schematic diagram of the structure of the atomizing core connected to the conductive sheet and the electrode in one embodiment of the present invention.

Detailed ways

In order to make the above objects, features and advantages of the present invention more comprehensible, specific implementations of the present invention will be described in detail below in conjunction with the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, the present invention can be implemented in many other ways different from those described here, and those skilled in the art can make similar improvements without departing from the connotation of the present invention, so the present invention is not limited by the specific embodiments disclosed below.

Please refer to FIG. 1 to FIG. 3 , the present invention discloses a structurally reliable anti-leakage atomizer 10, which includes an oil cup 100 for holding atomized oil, a heating atomizer The atomizing core 200 for forming smoke, the suction nozzle 300 for providing the suction part, and the mounting bracket 400. The mounting bracket 400 is provided with contacts for electrical connection with the external battery rod, and the components of the atomizer are assembled Afterwards, the atomizing core 200 is electrically connected to the contact to access the voltage. Wherein, the atomizing core 200 is accommodated in the oil cup 100 and forms a modular structure with the oil cup 100, the suction nozzle 300 is arranged on the top of the mounting bracket 400, and the modular structure is installed on the mounting bracket 400 and connected with the suction nozzle 300, The mounting bracket 400 is used to support and define the position of the modular structure and the suction nozzle 300, so that all components are closely connected as a whole. Figure 1 shows the situation where two modular structures are symmetrically arranged on the mounting bracket 400. Since the two modular structures are completely symmetrical, only one of the modular structures will be described here to clarify the atomizer of this embodiment anti-leakage mechanism.

In this embodiment, a smoke channel 500 is provided between the atomizing core 200 and the suction nozzle 300, so that the smoke heated and evaporated by the atomizing core 200 can enter the suction nozzle 300 through the smoke channel 500 under the action of the user's suction. , for the user to smoke. The atomizing core 200 is adjacent to the bottom of the oil cup 100 and an oil inlet channel 600 is formed between the bottom of the oil cup 100 and the atomizing core 200. The bottom of the oil cup 100 is provided with an air inlet channel 700, and the air inlet channel 700 is separated from the oil inlet channel 600. and the output end of the air intake channel 700 corresponds to the smoke output end of the atomizing core 200, so as to send the smoke generated by heating the atomizing core 200 to the suction nozzle 300 through the smoke channel 500. That is to say, in this embodiment, the oil is fed from the bottom of the atomizing core 200, and the air is fed from the top of the atomizing core 200. The oil inlet channels 600 of the air intake passage 700 are not connected to each other, so as to exclude the atomized oil from the air intake passage. 700% possibility of leakage, thus improving the sealing effect of the atomizer.

It should be noted that, in this embodiment, the air intake channel 700 and the oil intake channel 600 are arranged at intervals, including situations where the air intake channel 700 and the oil intake channel 600 are perpendicular to or intersect, and it is only necessary to ensure that the air intake channel 700 and the oil intake channel 600 They are independent of each other, they are not connected to each other, and the oil inlet channel 600 supplies oil from the bottom of the atomizing core 200 , and the air inlet channel 700 supplies air from the top of the atomizing core 200 .

Please combine Figure 3 and Figure 4, the oil cup 100 includes a cup body 110 with an open bottom and a mounting block 120 connected to the opening end of the cup body 110 to block the inner cavity of the cup body 110, and a partition 111 is arranged inside the cup body 110, The partition 111 separates the inner cavity of the cup body 110 to form the oil chamber 112 and the smoke passage 500, and the bottom of the oil chamber 112 communicates with the bottom of the smoke passage 500, that is to say, the height of the partition 111 is smaller than the height of the cup body 110, and the smoke passage The top of the 500 is provided with an air outlet 113 communicating with the suction nozzle 300 , and the atomizing core 200 is installed on the mounting block 120 and is used to separate the oil chamber 112 from the smoke channel 500 . It can also be understood that the atomizing core 200 is located at the bottom of the cup body 110 and cooperates with the mounting block 120 to isolate the oil chamber 112 from the smoke passage 500 . The installation block 120 is provided with an oil inlet passage 600 connecting the input end of the atomizing core 200 and the oil chamber 112 , and the installation block 120 is also provided with an air inlet passage 700 that runs through the bottom of the installation block 120 and is spaced apart from the oil inlet passage 600 . The air intake channel 700 is used to deliver external air to the smoke output end of the atomizing core 200 . Further, the end of the partition 111 is provided with a corner portion 114, which can also be understood as the end of the partition 111 is bent toward the direction close to the oil chamber 112 to form the corner portion 114, and the corner portion 114 includes a transversely arranged step portion and The partition part arranged perpendicular to the step part, in this way, the width of the space enclosed by the corner part 114, the side wall of the cup body 110 and the installation block 120 is greater than the width of the smoke channel 500, so as to accommodate the atomizing core 200, the corner part 114 The size is determined by the size of the atomizing core 200, that is, the length of the step portion depends on the size of the atomizing core 200. When the width of the smoke channel 500 is greater than the width of the atomizing core 200, the partition 111 can also be formed as a whole. The planar structure will not be repeated here.

Furthermore, in the case of setting the angled part 114, a pressing part 115 parallel to the partition part is also provided on the stepped part, and a gap is opened on the pressing part 115 as a vent 116. After the atomizer is assembled , the pressing part 115 abuts against the top of the atomizing core 200 to limit the position of the atomizing core 200, and the air introduced through the air intake channel 700 enters the smoke channel 500 through the vent 116 to carry the smoke to the suction nozzle 300 places. In addition, by setting the compression part 115 with the air vent 116, the flow path of the air at the output end of the air intake channel 700 can also be limited to prevent the air from running around at the top of the atomizing core 200, so as to ensure that the user can inhale the atomizer smoothly. smoke.

The mounting block 120 is used to provide oil and gas passages, and to provide an installation position for the atomizing core 200. Please refer to FIG. The electrode 122 , the positive electrode 121 and the negative electrode 122 are respectively connected with contacts to transmit the voltage of the battery pole to the atomizing core 200 . Further referring to Fig. 3 and Fig. 6, in one embodiment, an atomizing cavity 123 for accommodating the atomizing core 200 is provided on the installation block 120 at a position corresponding to the smoke channel 500, and the atomizing cavity 123 is connected to the smoke channel 500 and the oil inlet respectively. Channel 600 communicates. Specifically, the length or/and width of the atomization chamber 123 is greater than the cross-sectional width of the oil inlet passage 600, so as to form a stepped surface at the transition part between the atomization chamber 123 and the oil inlet passage 600, thereby providing installation for the arrangement of the atomization core 200. bit.

Please combine Figure 6 and Figure 7, in one embodiment, the top of the mounting block 120 is provided with a pair of lugs 124 on the edge of the atomization chamber 123, and the two lugs 124 are respectively provided with sockets 125 to prevent oil leakage and atomization The device 10 also includes a conductive sheet, which passes through the insertion hole 125 and is electrically connected to the atomizing core 200 and the electrodes respectively. In this embodiment, the conductive sheet half surrounds the atomizing core 200 and is plugged into the socket 125. While realizing the electrical connection between the conductive sheet and the atomizing core 200 and the electrodes, the conductive sheet is also used to limit the position of the atomizing core 200 . It can also be understood that the pre-tightening of the connection between the conductive sheet and the atomizing core 200 is realized through the limited fit between the conductive sheet and the inner wall of the insertion hole 125, and the loosening of the connection between the conductive sheet and the atomizing core 200 is avoided. , to ensure the reliability of the atomizer work. Preferably, please refer to FIG. 7 and FIG. 8, the conductive sheet includes a first electrode sheet 800 and a second electrode sheet 900, the first electrode sheet 800 passes through a socket 125 of a lug 124 and connects with the atomizing core 200 and the electrode respectively. For electrical connection, the second electrode piece 900 passes through the insertion hole 125 of the other lug 124 and is electrically connected with the atomizing core 200 and the electrode respectively. Specifically, the first electrode sheet 800 is connected to the atomizing core 200 and the negative electrode 122, and the second electrode sheet 900 is connected to the atomizing core 200 and the positive electrode 121, so that when connected to an external battery rod, the atomizing core 200 and the battery A closed loop is formed between the rods, thereby providing a stable and reliable voltage for the atomizing core 200 .

Please further combine Fig. 6, Fig. 7 and Fig. 8, on the side of the lug 124 facing away from the atomizing chamber 123, there is a limiting groove 126 communicating with the socket 125, and a protruding buckle 127 is arranged in the limiting groove 126. The first electrode sheet 800 and the second electrode sheet 900 respectively have a C-shaped structure, and the middle parts of the first electrode sheet 800 and the second electrode sheet 900 are respectively provided with bayonet openings 810 that are limitedly matched with the protruding buckles 127 . In this way, during the installation process of the atomizing core 200, the atomizing core 200 is first inserted into the atomizing chamber 123, and then one end of the first electrode piece 800 is inserted into the atomizing chamber from the outer side of a lug 124 through the insertion hole 125. 123 top area and abuts against the power connection part of the atomizing core 200, in this case, the other end of the first electrode sheet 800 is located at the bottom of the atomizing core 200 and connected to the negative electrode 122, and then the first electrode The sheet 800 is pushed toward the atomizing core 200, so that the middle part of the first electrode sheet 800 is embedded in the limiting groove 126, and the bayonet 810 in the middle of the first electrode sheet 800 is sleeved on the convex buckle 127 in the limiting groove 126, that is, The atomizing core 200 is fixed on the installation block 120 through the first electrode sheet 800 to avoid the atomized oil leakage problem caused by the atomizing core 200 being loose.

Please refer to FIG. 3 and FIG. 6. In one embodiment, the oil inlet channel 600 has a U-shaped structure, including a first vertical part, a horizontal part, and a second vertical part connected in sequence. The first vertical part communicates with the oil chamber 112. The second vertical part communicates with the atomizing chamber 123 , and two air inlet passages 700 are opened on both sides of the horizontal part. Preferably, the input ends of the two intake passages 700 are connected, and the output ends of the two intake passages 700 are connected. In this way, the size of the input end of the air intake channel 700 is increased, that is, the air intake volume is increased, so that a large amount of external air flows into the smoke output end of the atomizing core 200 under the suction of the suction nozzle 300 end, so as to To ensure that the user can smoothly inhale the smoke from the nebulizer.

Please refer to FIG. 6 again. In one embodiment, a groove 128 is provided between the first vertical part and the air intake channel 700 on the mounting block 120. The groove 128 is used for inserting the partition plate 111 to separate the oil chamber 112 from the smoke. Channel 500. Preferably, the outer surface of the input end of the oil inlet channel 600 is sheathed with a sealing ring 129, and the sealing ring 129 is in contact with the partition 111. Preferably, the sealing ring 129 is in contact with the corner portion 114 of the partition 111, so as to avoid oil cavity The atomized oil in 112 enters the smoke output end of the atomizing core 200 through the gap between the partition 111 and the inner wall of the groove 128 , and then flows out from the air intake channel 700 , resulting in the leakage of the atomized oil.

In each of the above-mentioned embodiments, the shape of the outer ring surface of the mounting block 120 is adapted to the shape of the inner surface of the cup body 110, so as to prevent the mounting block 120 from colliding with the inner wall of the cup body 110 when the mounting block 120 is placed on the opening end of the cup body 110. There is a gap between them, which makes it difficult to make full use of the atomized oil caused by the accumulation of atomized oil in the gap and may cause the problem of atomized oil leakage. Further, the bottom of the mounting block 120 is provided with an end cover 130, and a rubber ring 140 is provided on the mounting block 120 adjacent to the end cover 130. During the assembly process of the oil cup 100, when the mounting block 120 is inserted into the bottom of the cup body 110 , the groove 128 on the mounting block 120 abuts against the partition 111 in the cup body 110, and the sealing ring 129 seals the gap between the partition 111 and the inner wall of the groove 128. At the same time, the end cover 130 and the cup body The end surface of the open end of 110 abuts to limit the maximum insertion depth of the mounting block 120 in the cup body 110, and the rubber ring 140 abuts against the inner surface of the cup body 110 to block the gap between the mounting block 120 and the cup body 110 to avoid Occurrence of oil spills.

In the anti-leakage atomizer 10 of the present invention, the oil inlet passage 600 is arranged at the bottom of the atomization core 200, and the input end of the air inlet passage 700 corresponds to the smoke output end of the atomizer by setting intervals. That is, the air is supplied from the top of the atomizing core 200, and the air inlet channel 700 and the oil inlet channel 600 are not connected to each other, which avoids the waste of atomized oil and the contamination of articles caused by the leakage of atomized oil through the air inlet channel 700, and improves the The sealing effect of the atomizer improves the user experience and helps to improve the market competitiveness of the product.

The technical features of the above-mentioned embodiments can be combined arbitrarily. To make the description concise, all possible combinations of the technical features in the above-mentioned embodiments are not described. However, as long as there is no contradiction in the combination of these technical features, should be considered as within the scope of this specification.

The above-mentioned embodiments only express several implementation modes of the present invention, and the descriptions thereof are relatively specific and detailed, but should not be construed as limiting the patent scope of the invention. It should be noted that, for those skilled in the art, several modifications and improvements can be made without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the protection scope of the patent for the present invention should be based on the appended claims.

Claims

An anti-leakage oil atomizer, comprising an oil cup for containing atomized oil, an atomizing core for heating the atomized oil to form smoke, and a suction nozzle for providing a suction part, the atomizing core and A smoke channel is arranged between the suction nozzles, and it is characterized in that,

The atomizing core is close to the bottom of the oil cup, and an oil inlet channel is formed between the bottom of the oil cup and the atomizing core, and an air inlet channel is opened at the bottom of the oil cup, and the air inlet channel and the oil inlet channel The air intake channels are arranged at intervals, and the output ends of the air intake channels correspond to the smoke output ends of the atomizing core, so as to send the smoke generated by heating the atomizing core to the suction nozzle through the smoke channels.
The anti-leakage oil atomizer according to claim 1, wherein the oil cup comprises a cup body with an open bottom and a mounting block connected to the open end of the cup body to block the inner cavity of the cup body, the There is a partition in the cup, and the partition separates the inner cavity of the cup to form the oil chamber and the smoke passage, the bottom of the oil chamber communicates with the bottom of the smoke passage, and the top of the smoke passage There is an air outlet connected to the suction nozzle, the atomizing core is installed on the installation block and is used to separate the oil chamber from the smoke channel, and the installation block is provided with an input port connected to the atomization core and the oil inlet passage of the oil chamber, and the installation block is also provided with the air inlet passage that runs through the bottom of the installation block and is spaced from the oil inlet passage, and the air inlet passage is used for external The air is sent to the smoke output end of the atomizing core.
The anti-oil leakage atomizer according to claim 2, wherein an atomization chamber for accommodating an atomization core is provided on the mounting block at a position corresponding to the smoke passage, and the atomization chamber is respectively connected to the atomization chamber. The smoke passage communicates with the oil inlet passage.
The anti-oil leakage atomizer according to claim 3, wherein the bottom of the installation block is provided with electrodes, and the top of the installation block is provided with a pair of lugs on the edge of the atomization chamber, two Sockets are respectively opened on the lugs, and the anti-leakage atomizer further includes a conductive sheet, which passes through the sockets and is electrically connected to the atomizing core and the electrodes respectively.
The anti-leakage atomizer according to claim 4, wherein the conductive sheet includes a first electrode sheet and a second electrode sheet, and the first electrode sheet passes through a socket of the lug and They are respectively electrically connected to the atomizing core and the electrodes, and the second electrode piece passes through the insertion hole of the other lug and is respectively electrically connected to the atomizing core and the electrodes.
The anti-leakage atomizer according to claim 5, characterized in that, the side of the lug facing away from the atomization chamber is provided with a limit groove communicating with the socket, and the limit groove is There is a protruding buckle in the groove, the first electrode piece and the second electrode piece are respectively in a C-shaped structure, and the middle part of the first electrode piece and the middle part of the second electrode piece are respectively opened with the protrusions. Buckle limit fit bayonet.
The anti-leakage oil atomizer according to claim 6, wherein the oil inlet channel is in a U-shaped structure, including a first vertical part, a horizontal part and a second vertical part connected in sequence, and the first The vertical part is in communication with the oil chamber, the second vertical part is in communication with the atomization chamber, and the two sides of the horizontal part are respectively provided with the air inlet passage.
The anti-leakage atomizer according to claim 7, characterized in that, the input ends of the two inlet passages are connected, and the output ends of the two inlet passages are connected.
The anti-leakage oil atomizer according to claim 8, wherein a groove is provided on the mounting block between the first vertical part and the air intake channel, and the groove is used for inserting Install the partition to separate the oil chamber and the smoke passage.
The anti-leakage oil atomizer according to claim 9, wherein a sealing ring is sheathed on the outer surface of the input end of the oil inlet passage, and the sealing ring abuts against the partition plate.