WO2017113106A1

WO2017113106A1 - Electronic cigarette and atomization assembly thereof

Info

Publication number: WO2017113106A1
Application number: PCT/CN2015/099487
Authority: WO
Inventors: 姚浩峰; 章炎生
Original assignee: 深圳瀚星翔科技有限公司; 宏图东方科技（深圳）有限公司
Priority date: 2015-12-29
Filing date: 2015-12-29
Publication date: 2017-07-06
Also published as: CN108289502A; CN108289502B

Abstract

An atomization assembly and an electronic cigarette. A cover (201), a rotary valve (205), and a fixing and clamping support (206) that interact with each other are provided on the atomization assembly, such that when the cover (201) is opened for vaping, the rotary valve (205) closes the passage between an e-liquid storage (250) and an atomization chamber (26) in the atomization assembly, avoiding e-liquid leakage when vaping, and after the cover (201) is reassembled, the rotary valve (205) reopens the passage between the e-liquid storage (250) and the atomization chamber (26).

Description

Electronic cigarette and its atomizing component

[Technical Field]

The invention relates to the technical field of an instrument device for inputting an atomizing medium into a human body, in particular to an electronic cigarette and an atomizing assembly thereof.

【Background technique】

Most of the existing atomizing components on the market adopt an inverted oil-filling structure with a bottom open cover. Under this structure, the atomizing assembly is first removed from the battery assembly during the oiling operation, and then the atomizing assembly is unscrewed. The bottom cover is inverted with the oil cup body and then oiled, but the oil can easily flow to the hands, the table or the clothes during the operation, which is troublesome and unsanitary to use.

There are also a small number of atomizing components used in the upper open cover oil injection, but this structure has an obvious defect, that is, after opening the cover and during the oil filling process, the oil chamber is no longer sealed, and the oil quickly passes through the atomization under the action of gravity. The oil guiding material of the chamber causes serious oil leakage.

[Summary of the Invention]

Based on this, it is necessary to provide an electronic cigarette and an atomizing assembly thereof for the problem that the oiling is inconvenient and the oil is easily leaked during the oiling process.

An atomizing assembly includes a nozzle portion, an atomizer and an electrical connection portion, the nozzle portion and the electrical connection portion are respectively disposed at opposite ends of the atomizer, and the atomizer includes an upper cover unit and atomization a unit, a lower base unit and a soot cartridge casing, the upper cover unit, the atomization unit, the lower base unit and the soot cartridge shell are sealingly connected and form a soot bin, the upper cover unit comprises an upper cover, and the upper cover is provided with a lock The atomization unit comprises a rotary valve, a fixed buckle frame and an atomization core, wherein the fixed buckle frame forms a spray chamber for accommodating the atomization core, and the rotary valve and the fixed buckle frame respectively form oil guiding holes a bayonet is disposed on the rotary valve, and the fixed buckle is provided with a flange and a notch, wherein the lock card is adapted to the bayonet for driving the rotary valve to rotate in a state of being oiled and locked Switching, when in the oiling state, the lock card corresponds to the notch, and the oil guiding hole on the rotating valve and the fixed buckle frame is misaligned, and when in the locked state, the locking card is engaged with the convex edge, and at the same time Oil guiding hole on the rotary valve and the fixed buckle frame The cartridge and fumes through the spray chamber.

In one embodiment, the rotary valve and the fixed buckle frame respectively comprise an upper end and a lower end, the oil guiding holes are respectively formed at the lower ends of the rotary valve and the fixed buckle frame, and the lower end of the rotary valve is sealed on the sleeve The lower end of the fixed buckle frame is formed at the lower end of the fixed buckle frame, and the upper ends of the rotary valve and the fixed buckle frame are spaced apart.

In one embodiment, the connection between the upper end and the lower end of the fixed buckle forms an air inlet opening that communicates with the spray chamber.

In one embodiment, the outer wall of the upper end of the rotary valve is provided with a flange, and the rotary valve is provided with an inlet opening communicating with the outside and above the flange.

In one embodiment, the upper cover unit further includes an air intake adjusting ring, a card seat and an upper end surface sealing ring, wherein the air intake adjusting ring is provided with an air intake adjusting hole, and the air receiving hole is disposed on the card seat, The upper cover is connected to the nozzle part, the card holder is connected to the upper cover, the air intake adjusting ring is rotatably disposed on the outer circumference of the card seat, and the upper end sealing ring sleeves the card seat and respectively The flange of the rotary valve and the soot cartridge are sealingly connected, and the inlet opening on the rotary valve is electrically connected to the intake adjusting hole and the intake hole.

In one embodiment, the nozzle portion includes a nozzle sleeve, a nozzle, and a nozzle holder, the nozzle is disposed on the nozzle holder, and the nozzle sleeve is disposed on the nozzle, the nozzle The seat is connected to the upper cover.

In one embodiment, the upper cover has a cylindrical structure, and a central portion of the outer side wall of the upper cover is provided with a convex ring, one end of the convex ring forms a connecting portion connected with the nozzle holder, and the other end of the convex ring forms a boss. The lock card is formed on the end surface of the boss and the lock card extends inward beyond the inner side wall of the boss.

In one embodiment, the card holder has a hollow column shape and is provided with an outwardly extending flange on the side wall, and the bottom end surface of the card holder is provided with an outwardly extending sealing edge, the sealing edge and the card holder. The upper end seal ring is disposed, the upper end seal ring includes a bottom seal end and a side wall seal end, and the inner side wall of the bottom seal end forms an inner groove for receiving the sealing edge, the side wall sealing end is The soot cartridge shell is sealingly connected, and the bottom seal end is sealingly connected to the flange of the rotary valve.

In one embodiment, the sidewall of the lower end of the fixing bracket is provided with circumferentially spaced flanges, the flanges forming a fixed locking gap, and the lower base unit includes a lower base and a lower sealing ring a protrusion is disposed on the lower base, the protrusion is matched with the fixed lock, and the lower seal is sleeved on the lower base and forms a sealed connection with the soot casing.

In one embodiment, the lower base has a hollow column shape, and an outer wall of the lower base is provided with a radially outwardly extending flange, and the lower seal ring abuts on the flange, the protrusion It is formed on the upper end surface of the lower base.

In one embodiment, the inner wall of the lower base is provided with a partition plate, and the partition plate is provided with an electrode hole. The lower base unit further includes an insulating ring and an electrode, and the insulating ring is inserted into the electrode hole, and one end of the electrode is inserted into the insulating ring. in.

In one embodiment, a plug section is formed below the flange of the fixing clip, and the plug section is inserted into the lower base to abut the partition.

In one embodiment, the lower end end surface of the rotary valve further extends downwardly from two circumferentially separated rotation limiting blocks, and the protrusions on the lower base extend beyond the fixed locking of the fixed buckle frame. And can be adapted to the rotation limit block.

In one embodiment, the atomization unit further includes a positioning ring, and the lower end end surface of the rotary valve further extends outwardly from the positioning ring, and the positioning ring is fixed to the flange of the fixing buckle frame and is covered by Rotate the valve on the positioning ring.

In one embodiment, the atomizing core includes an oil guiding body, a heating wire nested in the oil guiding body, and a fixing sleeve that houses the oil guiding body.

In one embodiment, the atomizing core further comprises an upper fixing cover and a lower fixing ring respectively disposed at two ends of the fixing sleeve, a lower fixing cover for fixing the lower fixing ring, and a fixing piece covering the fixing sleeve, The gap between the fixed cover, the lower fixed ring and the lower fixed cover seals the oil guide body and the fixed buckle frame.

An electronic cigarette comprising the atomizing assembly of any one of the above, and a battery assembly, the battery assembly being electrically connected to an electrical connection portion of the atomizing assembly.

The electronic cigarette and the atomizing assembly can operate the rotary valve by setting a lock card on the upper cover, so that the lock card can be aligned with the notch on the fixed buckle frame or misaligned with the notch. When the notch is aligned, in the oiling state, the lock card can be taken out from the notch, in other words, the upper cover unit can be separated from the atomization unit and the soot tank casing, so that the soot tank is exposed and the oil filling operation can be performed. At this time, the oil guiding hole on the rotating valve is misaligned with the oil guiding hole on the fixed buckle frame, that is, the passage of the liquid medium in the smoke oil tank into the atomization chamber is closed by the rotary valve and cannot enter the atomization chamber, thereby preventing Oil leakage occurred during the oil filling operation. After the oiling operation is completed, the upper cover unit and the atomization unit and the smoke oil cartridge casing are reassembled. When the upper cover rotates to rotate the rotary valve so that the lock card is misaligned with the notch, the lock card is blocked by the convex edge. Can not be separated from the atomization unit, the upper cover unit and the atomization unit are in a locked state, and at this time, the oil guiding hole on the rotary valve is electrically connected with the oil guiding hole on the fixed buckle frame, that is, the liquid medium in the smoke oil tank enters The passage of the spray chamber is reopened.

[Description of the Drawings]

FIG. 1 is a schematic diagram of the overall appearance of an atomizing assembly according to an embodiment of the invention.

2 is a cross-sectional view of the atomizing assembly of FIG. 1.

3 is another schematic cross-sectional view of the atomizing assembly of FIG. 1.

4 is an exploded perspective view of the nozzle portion of the atomizing assembly of FIG. 1.

Figure 5 is an exploded perspective view of the atomizer in the atomizing assembly of Figure 1.

Fig. 6 is a perspective view showing the structure of the upper cover in the atomizer shown in Fig. 5.

Fig. 7 is a cross-sectional structural view showing the upper end seal ring of the atomizer shown in Fig. 5.

Figure 8 is a cross-sectional view showing the combination of the upper cover unit in the atomizer shown in Figure 5.

Figure 9 is a perspective view showing the structure of the lower base in the atomizer shown in Figure 5.

Figure 10 is a cross-sectional structural view of the lower base shown in Figure 9.

Figure 11 is a perspective view showing the structure of the rotary valve in the atomizer shown in Figure 5.

Figure 12 is a perspective view showing the structure of the fixing frame in the atomizer shown in Figure 5.

Figure 13 is a schematic cross-sectional view showing the rotary valve, the fixed buckle frame and the lower base shown in Figure 5.

Figure 14 is an exploded perspective view of the atomizing core in the atomizer of Figure 5.

【detailed description】

As shown in FIG. 1 , an atomization assembly according to an embodiment of the present invention includes a nozzle portion 100 , an atomizer 200 , and an electrical connection portion 300 . The nozzle portion 100 is fixedly disposed at one end of the atomizer 200, and the electrical connection portion 300 is fixedly disposed with the other end of the atomizer 200 and is electrically connected. The electrical connection portion 300 is used to electrically connect the atomizer 200 and a battery assembly.

An embodiment of the invention also provides an electronic cigarette having the above-described atomizing assembly. The electronic cigarette includes a battery assembly (not shown), and the battery assembly is electrically connected to the atomizer 200 through the electrical connection portion 300, and provides electrical energy for the atomizer 200 to work normally. The atomizer 200 can atomize a liquid (for example, smoke oil, smoke liquid or other liquid) therein, and the user can suck the atomized liquid medium through the nozzle portion 100.

Referring to FIG. 2, FIG. 3 and FIG. 4 simultaneously, the nozzle portion 100 includes a nozzle cover 101, a suction nozzle 102, and a nozzle holder 103.

The suction nozzle 102 is configured in a hollow column shape, and the outer wall of the suction nozzle 102 has a stepped boss structure, and includes a snap portion 112 at the top end and a plug portion 122 at the bottom end. The diameter of the engaging portion 112 is larger than the diameter of the insertion portion 122. A suction mesh grill 132 is provided on the inner wall of the suction nozzle 102. The air suction net grille 132 is provided with a plurality of air suction holes 142, and a vertical arc spiral surround design between the air inlet end and the air outlet end of the air suction hole 142, the purpose of which is to extend the atomizing steam and the nozzle formed by the liquid medium. The heat exchange time of 102 further reduces the temperature of the atomizing vapor and enhances the mouthfeel of the atomizing steam.

The nozzle cover 101 is an annular structure with a through hole, and the bottom end of the inner wall of the nozzle cover 101 is provided with a card base 111 extending inward.

The nozzle holder 103 is also an annular structure with a through hole, and the outer wall is provided with an annular groove 113.

The nozzle portion 100 further includes a heat insulating ring 104, sealing rings 114 and 124. The heat insulating ring 104 is disposed between the suction nozzle 102 and the nozzle sleeve 101 to prevent excessive heat transfer from the suction nozzle 102 to the nozzle sleeve 101 to enhance the user experience.

Sealing rings 114, 124 are provided in the recesses 113 of the outer wall of the nozzle holder 103 for forming a sealing effect when the nozzle holder 103 is coupled to the atomizer 200. It will be appreciated that in some embodiments, the sealing ring may be one or two or more depending on the particular sealing needs.

When assembled, the heat insulating ring 104 is sleeved on the outer wall of the engaging portion 112 of the suction nozzle 102, and the insertion portion 122 of the suction nozzle 102 is matched and inserted into the through hole of the nozzle holder 103 to form a close fit; The sleeve is inserted into the through hole of the nozzle sleeve 101, and the heat insulating ring 104 is closely matched with the inner wall of the nozzle sleeve 101 and the card base 111, and finally the sealing ring is sleeved at the groove 113 of the nozzle holder 103 (114, 124). ).

As shown in FIG. 2, FIG. 3 and FIG. 5, the atomizer 200 includes an upper cover unit 21, a lower base unit 23, a smoke cartridge housing 25, and an atomization unit 27; the atomization unit 27 is disposed on the lower base unit 23, and The smoke oil cartridge casing 25 forms a sealed connection between the upper cover unit 21 and the lower base unit 23; a smoke oil tank 250 is formed between the upper cover unit 21, the lower base unit 23, the soot cartridge casing 25, and the atomization unit 27. The soot bin 250 is used to hold a liquid medium, and the liquid medium can be atomized by entering the atomizing unit 27 through an oil passage (see below).

Referring to FIGS. 6 , 7 and 8 , the upper cover unit 21 includes an upper cover 201 , an intake adjustment ring 202 , a card holder 203 , and an upper end seal ring 204 .

As shown in FIG. 6, the upper cover 201 has a cylindrical structure as a whole, and an air suction hole 211 is provided therein. A convex ring 221 is disposed in a middle portion of the outer side wall of the upper cover 201, and a top end of the convex ring 221, that is, an end connected to the nozzle portion 100 forms a columnar connecting portion 231. The diameter of the connecting portion 231 is smaller than the diameter of the convex ring 221. The bottom end of the convex ring 221 is provided with a boss 241. The outer diameter of the boss 241 is equivalent to the outer diameter of the connecting portion 231, and the inner diameter of the boss 241 is smaller than the inner diameter of the connecting portion 231, so that a stepped structure is formed inside the boss 241 for carrying the relevant structure of the nozzle portion 100. Specifically, referring to FIG. 2 and FIG. 3 simultaneously, the nozzle holder 103 of the nozzle portion 100 is closely inserted into the connecting portion 231, and the heat insulating ring 104 of the nozzle portion 100 can be abutted against the tip end of the connecting portion 231, or the nozzle portion The bottom end of the nozzle holder 103 of 100 can be abutted against the step formed by the boss 241 of the upper cover 201. The seal rings 114 and 124 on the outer circumference of the nozzle holder 103 cause the nozzle holder 103 to form a sealed connection with the connecting portion 231.

As shown in FIG. 6, a lock card 251 is provided on the bottom end surface of the boss 241. The lock card 251 extends inwardly beyond the inner side wall of the boss 241. The lock card 251 is configured to be engaged with the relevant component in the atomizer 200 to fix the upper cover unit 21, and when the upper cover 201 is rotated, the related component in the atomization unit 27 is rotated to realize the removable upper cover unit 21. At the same time, the oil passage of the soot bin 250 and the atomizing unit 27 is closed, which will be further described below. In the present embodiment, the lock cards 251 are two, symmetrically disposed on the bottom end surface of the boss 241. It will be appreciated that in other embodiments, the number of lock cards 251 can accommodate adjustments.

5 and 8, the card holder 203 has a hollow columnar configuration. The card holder 203 is provided with a plurality of air inlet holes 213 in the side wall. The air inlet holes 213 are of uniform size and have an elliptical column shape, and are provided with outwardly extending flanges 223 on the side walls. The card holder 203 is snapped onto the boss 241 at the bottom of the upper cover 201.

The bottom end surface of the card holder 203 is provided with an outwardly extending sealing edge 233, and the diameter of the sealing edge 233 is slightly smaller than the diameter of the flange 223. The sealing edge 233 is spaced from the flange 223 to form a recess 2211 therebetween.

As shown in FIGS. 2, 5, and 8, the side wall of the intake adjusting ring 202 is provided with an intake adjusting hole 212, which is disposed to fit the intake hole 213 on the cartridge 203. The air intake adjusting ring 202 is sleeved on the outer wall of the card holder 203 and between the convex ring 221 of the upper cover 201 and the flange 223 of the card holder 203. The intake adjusting ring 202 is rotatable relative to the card seat 203 to adjust the matching degree between the intake adjusting hole 212 and the intake hole 213, thereby adjusting the amount of intake air of the intake hole 213.

Referring also to Figures 7 and 8, the upper end seal 204 includes a bottom seal end 214 and a side wall seal end 224. Both the bottom seal end 214 and the side wall seal end 224 are contoured in configuration with the outer diameter of the bottom seal end 214 being less than the outer diameter of the side wall seal end 224. An inner groove 234 is formed on the inner side wall of the side wall sealing end 224, and a wedge ring 244 for reinforcing the sealing effect is disposed on the outer side wall of the side wall sealing end 224.

When installed, the sidewall sealing end 224 fits into the recess 2211 formed between the sealing edge 233 of the cartridge and the flange 223, and the sealing edge 233 snaps into the inner recess 234.

Further, a sealing ring 222 is further disposed between the card holder 203 and the air intake adjusting ring 202 for sealing.

As shown in FIGS. 3 and 5, the lower base unit 23 includes a lower base 208, an insulating ring 218, and an electrode 228. Referring to FIG. 9 and FIG. 10 simultaneously, the lower base 208 is entirely a hollow columnar structure. A radially outwardly extending flange 238 is disposed at a substantially central portion of the outer wall of the lower base 208. The flange 238 divides the lower base 208 into upper and lower portions, the upper end surface is provided with a stud 248, and the lower outer wall is formed with a threaded structure 258. It is connected to the electrical connection portion 300 and serves as one of the electrodes of the atomizer 200. The inner wall of the lower base 208 is provided with a partition 268. The partition 268 is provided with an electrode hole 278. The insulating ring 218 is inserted into the electrode hole 278, and one end of the electrode 228 is inserted into the insulating ring 218 to be electrically insulated from the lower base 208.

The lower base unit 23 further includes a lower seal ring 288. The lower seal ring 288 is sleeved on the upper portion of the lower base 208 and abuts against the flange 238. When the base unit 23 is assembled with the soot cartridge housing 25, the lower end of the soot cartridge housing 25 is sleeved around the periphery of the lower base 208 and forms a sealed connection with the lower base 208 by means of the lower seal ring 288. The upper end of the soot casing 25 is sleeved on the upper end seal 204 of the upper cover unit 21 and is formed in a sealed connection by the side seal end 224 of the upper end seal 204.

As shown in FIGS. 2 and 3, the electrical connection 300 includes an electrical connector 301 and an electrical insulator 302. The electrical connector 301 is fixedly coupled to the lower base 208. Specifically, the electrical connection portion 300 has a hollow structure including an upper connecting portion at the upper end and a lower connecting portion at the lower end. The diameter of the lower connecting portion is smaller than the diameter of the upper connecting portion. The inner wall of the upper connecting portion of the electrical connection portion 300 can be internally threaded to be threadedly coupled to the threaded structure 258 on the lower base 208. The outer diameter of the upper connecting portion of the electrical connecting portion 300 is equivalent to the outer diameter of the soot cartridge case 25, so that when the lower end end face of the soot cartridge case 25 is abutted, the outer walls of the two are slidably extended to improve the aesthetic appearance. The outer wall of the lower connecting portion of the electrical connection portion 300 may be externally threaded for connection to the battery assembly. The electrical insulating ring 302 is inserted into the lower connecting portion of the electrical connector 301. When mounted, the electrode 228 passes through the electrical insulating ring 302, so that the electrical connecting block 301 and the electrode 228 are located at substantially the same horizontal plane, and serve as two electrodes for The battery assembly forms an electrical connection. When the atomizing unit 27 is disposed on the lower base unit 23, the two electrode wires of the atomizing unit 27 are electrically connected to the lower base 208 and the electrode 228, respectively.

As shown in FIGS. 2, 3, and 5, the atomizing unit 27 includes a rotary valve 205, a fixed buckle 206, and an atomizing core 207. Both the fixed buckle 206 and the rotary valve 205 have a hollow columnar structure and are configured in a stepped manner, that is, the upper end has a small diameter and the lower end has a large diameter. The upper end of the fixed buckle 206 and the rotary valve 205 is configured as an air suction section, and the lower end is configured as an atomization section. The rotary valve 205 is sleeved on the fixed buckle 206, and the atomization core 207 is disposed in the atomization chamber 26 formed inside the lower end of the fixed buckle 206. There is a 2~3mm spacing between the upper end of the fixed buckle 206 and the upper end of the rotary valve 205 to form an intake passage 2041. The lower end of the rotary valve 205 is sleeved at the lower end of the fixed buckle 206, and the two are relatively rotatable.

As shown in Figures 2, 3 and 11, the rotary valve 205 includes an upper end 215 and a lower end 225. The upper end 215 of the rotary valve 205 has a smaller diameter than the lower end 225. An air intake aperture 235 is provided in the side wall of the upper end 215 of the rotary valve 205 for atmospheric entry into the spray chamber 26. The end surface of the upper end 215 of the rotary valve 205 is provided with a bayonet 245 for fitting and engaging with the lock card 251 on the end surface of the boss 241 of the upper cover 201. When the upper cover 201 is rotated, the lock card 251 can be driven. The rotary valve 205 rotates.

An oil guiding hole 255 is provided in the lower end 225 of the rotary valve 205, and the oil guiding hole 255 is provided for the medium in the soot tank 250 to be introduced into the atomizing core 207 located in the atomizing chamber 26.

The outer wall of the upper end 215 of the rotary valve 205 is provided with a flange 265 which is located below the intake aperture 235. After the upper cover unit 21 is assembled with the atomization unit 27, the flange 265 abuts against the upper end seal 204 of the upper cover unit 21, and the end seal seal 214 forms an end face seal abutting contact by the bottom seal end 214 of the upper end seal 204.

As shown in Figures 2, 3 and 12, the retaining clip 206 is a hollow tubular structure including an upper end 216 and a lower end 226. The upper end 216 of the retaining clip 206 has a smaller diameter than the lower end 226. The inside of the lower end 226 of the fixed buckle 206 forms a spray chamber 26, and the upper end 216 of the fixed buckle 206 forms a suction duct 2061. The side wall of the lower end 226 of the fixing frame 206 is provided with two annular hemes 236 extending outwardly and circumferentially spaced apart. The hem 236 is a fixed locking 246 for convexity with the lower base 208. The post 248 is adapted to be inserted and mated to prevent the fixed buckle frame 206 from rotating together when the rotary valve 206 and the fixed buckle 206 are relatively rotated. Below the flange 236 is a plug section 256 for adapting the inner space of the lower base 208 to abut the partition 268 of the lower base 208.

An oil guiding hole 266 is defined in the sidewall of the lower end 226 of the fixing frame 206 and above the flange 236 for introducing the liquid medium in the soot tank 250 into the atomizing core 207 located in the atomizing chamber 26, An oil passage is formed between the soot tank 250 and the atomizing chamber 26 through the oil guiding hole 266. When the rotary valve 205 is rotated such that the oil guiding hole 255 thereon and the oil guiding hole 266 on the fixing frame 206 are at least partially electrically connected, the liquid medium in the soot tank 250 can be introduced into the spraying chamber through the oil passage. On the atomizing core 207 in 26.

An air inlet aperture 276 is defined in the step between the upper end 216 and the lower end 226 of the fixed buckle 206. The air inlet channel 276 forms an airflow connection with the air inlet passage 2041 between the two upper ends 215, 216 to make the outside atmosphere From the intake passage 2041, the intake orifice 276 enters the spray chamber 26. When the user uses the electronic cigarette, the specific airflow path of the external airflow is sequentially passed through the air intake adjusting hole 212 on the air intake adjusting ring 202, the air inlet hole 213 on the card seat 203, and the air inlet hole 235 on the rotary valve 205. The intake passage 2041, the intake opening 276 of the fixed buckle 206, the spray chamber 26, the suction duct 2061 of the upper end 216 of the fixed buckle 206, the suction hole 211 of the upper cover 201, and the suction of the nozzle portion 100 The air hole 142 passes through the air flow path to allow the atomizing vapor in the atomizing chamber 26 to flow out from the nozzle.

An outwardly extending flange 286 is provided at the end of the upper end 216 of the retaining clip 206. The outer diameter of the flange 286 is adapted to the inner diameter of the upper end 215 of the rotary valve 205. The flange 286 is provided with a notch 296 for fitting with the lock card 251 on the end surface of the boss 241 of the upper cover 201. The notch 296 on the fixed buckle 206 matches the configuration of the bayonet 245 on the rotary valve 205.

Referring to FIG. 3 and FIG. 13 , when the upper cover 201 rotates to rotate the rotary valve 205 such that the lock card 251 is aligned with the notch 296 on the fixed buckle 206, the oil is in an oiled state, and the lock card 251 can be removed from the gap. The 296 is taken out, in other words, the upper cover unit 21 can be separated from the atomizing unit 27 and the soot cartridge casing 25 to expose the soot bin 250 so that the oil filling operation can be performed, and at this time, the oil guiding hole on the valve 205 is rotated. 255 is misaligned with the oil guiding hole 266 on the fixed buckle 206, that is, the oil passage of the liquid medium in the soot tank 250 entering the atomizing chamber 26 is closed by the rotary valve 205 and cannot enter the atomizing chamber 26, thereby preventing the oil filling operation. Oil leakage occurred during the process. After the oiling operation is completed, the upper cover unit 21 and the atomizing unit 27 and the soot cartridge case 25 are reassembled. When the upper cover 201 rotates to rotate the rotary valve 205 such that the lock card 251 is misaligned with the notch 296, the The lock card 251 is blocked by the flange 286 and cannot be separated from the atomization unit 27, and the upper cover unit 21 and the atomization unit 27 are in a locked state, and at this time, the oil guide hole 255 on the valve 205 and the guide on the fixed buckle 206 are rotated. The oil hole 266 is turned on, that is, the oil passage in which the liquid medium in the soot tank 250 enters the spray chamber 26 is reopened.

Further, the end surface of the lower end 225 of the rotary valve 205 further extends downwardly from two circumferentially separated rotation limiting blocks 275. The protrusion 248 on the lower base 208 extends beyond the fixed locking opening 246 of the fixed buckle 206 and can be adapted to the rotation limiting block 275 of the rotary valve 205. When the rotary valve 205 is rotated to bring one of the rotation limiting blocks 275 into contact with the stud 248, the lock card 251 of the upper cover 201 is aligned with the notch 296 on the fixed buckle 206; when the rotary valve 205 is rotated to make another When a rotation limiting block 275 is in contact with the stud 248, the oil guiding hole 255 on the rotating valve 205 is electrically connected to the oil guiding hole 266 on the fixing frame 206. This makes it convenient for the user to operate, and it is not necessary to observe whether the upper cover unit is in a locked or detachable state with the atomization unit.

Further, the atomization unit 27 further includes a positioning ring 295, and the end surface of the lower end 225 of the rotary valve 205 also extends outwardly from the positioning ring 285. Referring to FIG. 3 and FIG. 12, the positioning ring 295 is fixed to the flange 236 of the fixed buckle 206 and is disposed on the positioning ring 285 of the rotary valve 205 to prevent uncontrollable factors such as external force during the oil filling operation. The rotary valve 205 is moved relative to the fixed buckle 206 in the upper and lower end directions, that is, in the axial direction. There is a slight gap between the positioning ring 295 and the positioning ring 285 to avoid friction caused by direct contact and affect the rotation of the rotary valve 205.

The atomizing core 207 is disposed in the atomizing chamber 26, and as shown in FIG. 14, the atomizing core 207 includes an oil guiding body 217 and a heating wire 227, and both are assembled to form a heat generating component 2271. The heating wire 227 is spirally disposed and nested in the oil guiding body 217. The oil guiding body 217 may be made of a porous material such as porous ceramic or porous diatomaceous earth. Referring to FIG. 2, after the atomization core 207 is assembled with other components, the two ends of the heating wire 227 are electrically connected to the electrode 228 and the electrical connection base 301, respectively. When the electrical connection portion 300 is electrically connected to the battery assembly, the battery assembly provides The electricity causes the heating wire 227 to generate heat, thereby atomizing the liquid medium in the oil guiding body 217.

The atomizing core 207 further includes a tubular fixing sleeve 237 which is placed in the fixing sleeve 237 and then placed integrally in the atomizing chamber 26 when installed. An oil guiding hole 2371 is formed in the side wall of the fixing sleeve 237.

Further, the atomizing core 207 further includes an upper fixing cover 247 and a lower fixing ring 257 which are respectively disposed at two ends of the fixing sleeve 237. Further, the atomizing core 207 further includes a lower fixing cover 267 for fixing the lower fixing ring 257. The upper fixing cover 247, the lower fixing ring 257 and the lower fixing cover 267 can also be used for sealing the gap between the oil guiding body 217 and the fixing buckle 206, preventing the liquid medium in the soot tank from being directly sucked into the nozzle portion from the gaps. 100, forcing the liquid medium to be immersed and atomized only by the holes inside the oil guiding body 217, thereby improving the user experience. Further, the atomizing core 207 further includes two fixing pieces 277 for covering the fixing sleeve 237 to facilitate the integral feeding of the atomizing core 207 into the atomizing chamber 26. An oil guiding hole 2771 is defined in the sidewall of the fixing piece 277, and the oil guiding hole 2771 on the fixing piece 277 is electrically connected to the oil guiding hole 2371 on the fixing sleeve 237. The upper fixing cover 247, the lower fixing ring 257 and the fixing piece 277 are made of silica gel. After being assembled with the heating element 2271, the heating element is separated from the outer wall of the atomizing chamber 26 formed at the lower end of the fixing frame 206 to avoid contact; thereby reducing The heat conduction of the heat generating component 2271 in the atomizing component acts as a heat insulating function to prevent the user from being burnt due to excessive heat generation of the heat generating component and conduction to the outer surface of the atomizing component.

The technical features of the above-described embodiments may be arbitrarily combined. For the sake of brevity of description, all possible combinations of the technical features in the above embodiments are not described. However, as long as there is no contradiction between the combinations of these technical features, All should be considered as the scope of this manual.

The above-described embodiments are merely illustrative of several embodiments of the present invention, and the description thereof is more specific and detailed, but is not to be construed as limiting the scope of the invention. It should be noted that a number of variations and modifications may be made by those skilled in the art without departing from the spirit and scope of the invention. Therefore, the scope of the invention should be determined by the appended claims.

Claims

An atomizing assembly includes a nozzle portion, an atomizer and an electrical connection portion, wherein the nozzle portion and the electrical connection portion are respectively disposed at opposite ends of the atomizer, wherein the atomizer includes an upper cover a unit, an atomizing unit, a lower base unit and a soot cartridge casing, the upper cover unit, the atomizing unit, the lower base unit and the soot cartridge shell are sealingly connected and form a soot bin, the upper cap unit including an upper cover, the upper cover The spray unit is provided with a lock card, and the atomization unit comprises a rotary valve, a fixed buckle frame and an atomization core, wherein the fixed buckle frame forms a spray chamber for accommodating the atomization core, and the rotary valve and the fixed buckle frame respectively Forming an oil guiding hole, the rotary valve is provided with a bayonet, the fixing buckle is provided with a flange and a notch, wherein the locking card is adapted to the bayonet, and is used for driving the rotary valve to rotate Switching between the state and the locked state, when in the oiling state, the lock card corresponds to the notch, and the oil guiding hole on the rotating valve and the fixed buckle is misaligned, and when in the locked state, the locking card and the flange Engagement, while the rotary valve and the fixed buckle A through guide hole guide on the cartridge and the spray chamber fumes.
The atomizing assembly according to claim 1, wherein the rotary valve and the fixed buckle comprise an upper end and a lower end, and the oil guiding holes are respectively formed at lower ends of the rotary valve and the fixed buckle, The lower end of the rotary valve is sleeved at a lower end of the fixed buckle frame, the atomization chamber is formed at a lower end of the fixed buckle frame, and the upper ends of the rotary valve and the fixed buckle frame are spaced apart.
The atomizing assembly according to claim 2, wherein the connection between the upper end and the lower end of the fixing frame forms an inlet opening communicating with the atomizing chamber.
The atomizing assembly according to claim 2, wherein an outer wall of the upper end of the rotary valve is provided with a flange, and the rotary valve is provided with an inlet opening communicating with the outside and located above the flange.
The atomizing assembly according to claim 4, wherein the upper cover unit further comprises an intake adjusting ring, a card holder and an upper end sealing ring, and the intake adjusting ring is provided with an intake adjusting hole, An air intake hole is disposed on the card seat, the upper cover is connected to the nozzle portion, the card seat is connected to the upper cover, the air intake adjusting ring is rotatably disposed on an outer circumference of the card seat, and the upper end sealing ring sleeve is The sockets are respectively connected to the flanges of the rotary valve and the soot cartridge casing, and the inlet ports on the rotary valve are electrically connected to the intake adjustment holes and the intake holes.
The atomizing assembly according to claim 5, wherein the nozzle portion comprises a nozzle sleeve, a nozzle, and a nozzle holder, the nozzle is disposed on the nozzle holder, and the nozzle sleeve is disposed at On the nozzle, the nozzle holder is connected to the upper cover.
The atomizing assembly according to claim 6, wherein the upper cover has a cylindrical structure, and a central portion of the outer side wall of the upper cover is provided with a convex ring, and one end of the convex ring forms a connecting portion connected with the nozzle holder, and the convex ring The other end forms a boss, and the lock card is formed on the end surface of the boss and the lock card extends inward beyond the inner side wall of the boss.
The atomizing assembly according to claim 5, wherein the card holder has a hollow column shape and is provided with an outwardly extending flange on the side wall, and the bottom end surface of the card holder is provided with an outwardly extending seal. The sealing edge is spaced apart from the flange on the card seat, the upper end sealing ring includes a bottom sealing end and a sidewall sealing end, and an inner groove is formed on the inner side wall of the bottom sealing end for receiving the sealing edge. The sidewall sealing end is sealingly connected to the soot cartridge casing, and the bottom sealing end is sealingly connected to the convex edge of the rotary valve.
The atomizing assembly according to claim 2, wherein the side wall of the lower end of the fixing bracket is provided with circumferentially spaced flanges, and a fixed locking port is formed between the flanges, and the lower base The unit includes a lower base and a lower sealing ring, and the lower base is provided with a protruding post, the protruding post is matched with the fixed locking mouth, and the lower sealing ring is sleeved on the lower base and forms a sealing connection with the soot casing.
The atomizing assembly according to claim 9, wherein the lower base has a hollow column shape, and an outer wall of the lower base is provided with a radially outwardly extending flange, and the lower sealing ring abuts On the flange, the stud is formed on an upper end surface of the lower base.
The atomizing assembly according to claim 10, wherein the inner wall of the lower base is provided with a partition, the partition is provided with an electrode hole, and the lower base unit further comprises an insulating ring and an electrode, and the insulating ring is inserted into the electrode In the hole, one end of the electrode is inserted into the insulating ring.
The atomizing assembly according to claim 11, wherein a plug portion is formed below the flange of the fixing frame, and the plug portion is inserted into the lower base to abut the partition.
The atomizing assembly according to claim 9, wherein the lower end end surface of the rotary valve further extends downwardly from two circumferentially separated rotation limiting blocks, and the protrusions on the lower base extend beyond the The fixing lock of the fixing frame is fixed and can be matched with the rotation limiting block.
The atomizing assembly according to claim 2, wherein the atomizing unit further comprises a positioning ring, and the lower end end surface of the rotary valve further extends outwardly from the positioning ring, and the positioning ring and the fixing buckle are folded It is fixed on the side and is placed on the positioning ring of the rotary valve.
The atomizing assembly according to claim 1, wherein the atomizing core comprises an oil guiding body, a heating wire nested in the oil guiding body, and a fixing sleeve that houses the oil guiding body.
The atomizing assembly according to claim 15, wherein the atomizing core further comprises an upper fixing cover and a lower fixing ring respectively disposed at both ends of the fixing sleeve, a lower fixing cover for fixing the lower fixing ring, and a bag A fixing piece covering the fixing sleeve, the upper fixing cover, the lower fixing ring and the lower fixing cover sealing a gap between the oil guiding body and the fixing buckle frame.
An electronic cigarette comprising the atomizing assembly of any one of claims 1-16, and a battery assembly, the battery assembly being electrically connected to an electrical connection of the atomizing assembly.