CN210017896U

CN210017896U - Atomizer and electronic cigarette

Info

Publication number: CN210017896U
Application number: CN201920565082.2U
Authority: CN
Inventors: 刘建福; 钟科军; 郭小义; 黄炜; 尹新强; 易建华; 周永权
Original assignee: China Tobacco Hunan Industrial Co Ltd
Current assignee: China Tobacco Hunan Industrial Co Ltd
Priority date: 2019-04-23
Filing date: 2019-04-23
Publication date: 2020-02-07
Anticipated expiration: 2029-04-23

Abstract

The utility model discloses an atomizer and electronic cigarette, which comprises a shell, wherein an ultrasonic atomization sheet is arranged in the shell, the upper surface of the ultrasonic atomization sheet is communicated with an oil cavity through atomization cotton, the ultrasonic atomization sheet is provided with a first electrode layer and a second electrode layer, and also comprises an elastic electrode and an outer electrode, and the first electrode layer and the second electrode layer are both arranged on the lower surface of the ultrasonic atomization sheet; the elastic electrode is abutted with the first electrode layer, and the outer electrode is abutted with the second electrode layer. The utility model avoids the trouble caused by welding line and assembling, has simple structure, convenient assembly and small splinter probability; the child lock structure and the oiling structure are integrally arranged, so that the use is safer and more reliable, and the cost is low.

Description

Atomizer and electronic cigarette

Technical Field

The utility model particularly relates to an atomizer and electron cigarette.

Background

At present, the atomizer includes the shell, is equipped with oil pocket, atomizing cotton and ultrasonic atomization piece in the shell, and the tobacco tar of oil pocket leads ultrasonic atomization on the ultrasonic atomization piece through the atomizing cotton, produces smog and supplies the user to inhale.

The ultrasonic atomization piece is provided with a first electrode layer and a second electrode layer, in order to realize the electric connection between the ultrasonic atomization piece and a power supply, two electronic wires are respectively welded on the first electrode layer and the second electrode layer, and a silica gel sleeve is sleeved outside the ultrasonic atomization piece during assembly. Therefore, the existing welding mode has the defects of troublesome assembly, complex structure and high cost, and the welding point can influence the atomization performance of the ultrasonic atomization sheet.

In addition, in order to prevent children from opening the oil injection passage of the atomizer at will and to play with or suck tobacco tar in the oil cavity, an atomizer with a child lock is available in the market for preventing children from opening the oil injection passage at will. However, in the prior art, the child lock is arranged at a relatively obvious place, so that the child lock is easily found by children, the child lock can be unlocked by the children easily to open the oil injection passage, and the risk of smoking tobacco is high. In addition, the existing independently arranged child lock structure makes the atomizer structure more complicated and the use cost higher.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an improved atomizer and an electronic cigarette, which can avoid the troubles caused by welding wires and assembling, and has the advantages of simple structure, convenient assembly, low cost and small splintering probability; the child lock structure and the oiling structure are integrally arranged, so that the use is safer and more reliable, and the cost is lower.

In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:

an atomizer comprises a shell, wherein an ultrasonic atomization sheet is arranged in the shell, the upper surface of the ultrasonic atomization sheet is communicated with an oil cavity through atomization cotton, the ultrasonic atomization sheet is provided with a first electrode layer and a second electrode layer, and the atomizer is characterized by further comprising an elastic electrode and an outer electrode, and the first electrode layer and the second electrode layer are both arranged on the lower surface of the ultrasonic atomization sheet; the elastic electrode is abutted with the first electrode layer, and the outer electrode is abutted with the second electrode layer.

By means of the structure, the tobacco tar in the oil cavity is guided to the upper surface of the ultrasonic atomization plate through the atomization cotton, so that the tobacco tar is ultrasonically atomized to generate smoke. The elastic electrode is abutted with the first electrode layer, and the outer electrode is abutted with the second electrode layer, so that circuit conduction is realized, and troubles caused by welding wires and assembling are avoided. The ultrasonic atomization piece does not need to be welded and does not need to be sleeved by a silica gel sleeve, the elastic electrode and the outer electrode are directly used for realizing circuit conduction in a butt mode, and the ultrasonic atomization piece has the advantages of few parts, simple structure, convenience in assembly and lower cost.

Furthermore, the inner wall of the top of the outer electrode is provided with a supporting part which is abutted against the second electrode layer, and the top of the outer electrode is internally provided with a cavity for accommodating the ultrasonic atomization sheet. The ultrasonic atomization piece is stored in the cavity, and the lower surface of the ultrasonic atomization piece is abutted to the abutting part.

Further, the base is further included, the bottom of the shell is connected with the base, a fixing ring is arranged on the base, the bottom of the outer electrode is fixed through the base, and the top of the outer electrode is fixed through the fixing ring.

Furthermore, the fixed ring is provided with a limiting part abutted against the upper surface of the ultrasonic atomization sheet, so that the ultrasonic atomization sheet is prevented from moving axially, a circuit of the ultrasonic atomization sheet is stably conducted, and the phenomenon of poor contact between the ultrasonic atomization sheet and the atomization cotton can also occur once the ultrasonic atomization sheet moves axially.

Preferably, the position-limiting part of the fixing ring is made of an elastic material. In the ultrasonic atomization process, the high-frequency oscillation of the ultrasonic atomization sheet and the acting force of the lower surface of the ultrasonic atomization sheet are buffered and absorbed by the limiting part, so that the phenomenon that the ultrasonic atomization sheet is easy to crack due to the internal stress generated in the ultrasonic atomization process and the electrode contact acting force can be prevented or reduced.

Furthermore, a first groove is formed in the fixing ring, and the outer end of the atomization cotton is arranged in the first groove and used for fixing the atomization cotton.

Furthermore, a second groove communicated with the outer end of the first groove is formed in the fixing ring, and a bending edge bending towards the inside of the second groove is formed in the outer side of the atomization cotton. In the in-process of equipment, place the cotton outer end of atomizing in first inslot to the limit of will bending inserts the second inslot and is cotton with fixed atomizing, prevents that the atomizing cotton from producing the phenomenon of fold, drunkenness in the equipment process.

Further, be equipped with the intake pipe in the shell, the intake pipe bottom is equipped with the pressure board portion, gu fixed ring is last to have the portion of pressing that corresponds with this pressure board portion, pressure board portion and the butt of pressing the portion, and the pressure board portion is through atomizing cotton and first groove butt to the area of contact of restriction atomizing cotton and interior tobacco tar of oil pocket controls the flow velocity of tobacco tar. For example: the more tightly the pressure plate part presses the atomized cotton, and the smaller the contact area of the atomized cotton and tobacco tar is covered, the slower the oil guiding speed of the atomized cotton is.

Furthermore, the shell is also provided with an oil injection passage communicated with the oil cavity and the outside, and a sealing rod capable of opening and closing the oil injection passage is arranged in the oil injection passage. When oil is injected into the oil cavity, the sealing rod is pushed into the oil cavity by the aid of the bottle mouth of the oil injection bottle, the oil cavity can be opened, oil is injected into the oil cavity, and the oil injection device is simple and convenient to operate. Simultaneously, because need hard to press the sealing rod toward the oil pocket direction, make the tip of sealing rod and atomizer terminal surface not on the coplanar, can open and annotate the oil duct, therefore children are difficult for opening annotate the oil duct, reduce children and open and annotate the oil duct and hold or suck the risk of tobacco tar, safe and reliable. The children lock structure does not need to be additionally arranged, and the cost is lower.

Based on the same inventive concept, the utility model also provides an electronic cigarette, including power supply unit, its characteristics are still including the atomizer, power supply unit is connected with the atomizer.

Compared with the prior art, the utility model avoids the troubles caused by welding wires and assembling, has simple structure, convenient assembly and small splinter probability; the child lock structure and the oiling structure are integrally arranged, so that the use is safer and more reliable, and the cost is low.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of an atomizer.

Fig. 2 is a view a-a of fig. 1.

Fig. 3 is a structure of fig. 1 with the housing and the base disassembled.

Fig. 4 is an exploded view of fig. 1.

Fig. 5 is a schematic structural view of the fixing ring in fig. 1.

Fig. 6 is a cross-sectional view of fig. 5.

Fig. 7 is a cross-sectional view of the outer electrode of fig. 1.

Fig. 8 is a front view of the ultrasonic atomization sheet of fig. 1.

Fig. 9 is a view showing the structure of the back side of the ultrasonic atomization sheet in fig. 1.

Fig. 10 is a diagram illustrating the inverted oiling process of the atomizer in fig. 1.

Fig. 11 is a view showing the atomizer of fig. 1 after being filled with oil in an inverted state.

The ultrasonic atomization device comprises a shell, a suction nozzle portion, an air inlet hole, an oil cavity, an oil injection passage, a sealing rod, a first sealing plug 401, a second sealing plug 402, a limiting ring 5, a return spring 6, an ultrasonic atomization sheet 7, a first electrode layer 701, a second electrode layer 702, a fixing ring 8, a first groove 801, a second groove 802, a limiting portion 803, a pressing portion 804, atomized cotton 9, a bent edge 901, an elastic electrode 10, an outer electrode 11, a pressing portion 1101, a cavity 1102, a base 12, an air inlet pipe 13, a pressing plate portion 1301, an insulating ring 14, a cotton pressing spring 15, an air outlet pipe 16 and an oil injection bottle 17, wherein the shell is 1, the suction nozzle portion 101, the suction nozzle portion, the oil injection passage 2, the oil injection passage 3, the sealing rod 4, the first sealing plug 401, the second sealing plug 402.

Detailed Description

The utility model provides an electron cigarette includes power supply unit, still includes the atomizer, power supply unit is connected with the atomizer.

As shown in fig. 1 to 11, the atomizer includes a housing 1, an oil chamber 2 and an ultrasonic atomization sheet 7 are arranged in the housing 1, the upper surface of the ultrasonic atomization sheet 7 is communicated with the oil chamber 2 through atomization cotton 9, the ultrasonic atomization sheet 7 has a first electrode layer 701 and a second electrode layer 702, and is characterized by further including an elastic electrode 10 and an outer electrode 11, and the first electrode layer 701 and the second electrode layer 702 are both arranged on the lower surface of the ultrasonic atomization sheet 7; the elastic electrode 10 is in contact with the first electrode layer 701, and the external electrode 11 is in contact with the second electrode layer 702. The tobacco tar in the oil cavity 2 is guided to the upper surface of the ultrasonic atomization sheet 7 through the atomization cotton 9, so that the tobacco tar is ultrasonically atomized to generate smoke. The elastic electrode 10 is abutted with the first electrode layer 701, and the outer electrode 11 is abutted with the second electrode layer 702, so that circuit conduction is realized, and troubles caused by wire bonding and assembly are avoided. The ultrasonic atomization sheet 7 is not required to be welded, the elastic electrode 10 and the outer electrode 11 are directly used for realizing circuit conduction, the structure is simple, the assembly is convenient, and the cost is lower.

The outer electrode 11 is cylindrical, the second electrode layer 702 is annular, the inner wall of the top of the outer electrode 11 is provided with a butting part 1101 which is butted with the annular second electrode layer 702, and the top of the outer electrode 11 is provided with a cavity 1102 for accommodating the ultrasonic atomization sheet 7. The ultrasonic atomization sheet 7 is stored in the cavity 1102, and the ultrasonic atomization sheet 7 does not need to be sleeved with a silicone sleeve, and the lower surface of the ultrasonic atomization sheet 7 abuts against the abutting portion 1101.

The atomizer still includes base 12, and 1 bottom of shell links to each other with base 12, is equipped with solid fixed ring 8 on

base

12, and 11 bottoms of outer electrode are fixed through

base

12, and 11 tops of outer electrode are fixed through solid fixed ring 8.

The fixing ring 8 is provided with a limiting part 803 abutted against the upper surface of the ultrasonic atomization sheet 7, so that the ultrasonic atomization sheet 7 is prevented from moving axially, the circuit is stably conducted, and the phenomenon of poor contact between the ultrasonic atomization sheet 7 and the atomization cotton 9 can be caused once the ultrasonic atomization sheet 7 moves axially.

The position-limiting portion 803 of the fixing ring 8 is made of an elastic material. In the process of ultrasonic atomization, the high-frequency oscillation of the ultrasonic atomization sheet 7 and the acting force of the lower surface of the ultrasonic atomization sheet 7 are buffered and absorbed by the limiting part 803, so that the phenomenon that the ultrasonic atomization sheet 7 is easy to crack due to the internal stress generated by the ultrasonic atomization sheet 7 in the ultrasonic atomization process and the electrode contact acting force can be prevented or reduced.

The fixing ring 8 is provided with a first groove 801, and the outer end of the atomized cotton 9 is arranged in the first groove 801 and used for fixing the atomized cotton 9.

The fixing ring 8 is also provided with a second groove 802 communicated with the outer end of the first groove 801, and the outer side of the atomized cotton 9 is provided with a bent edge 901 bent towards the inside of the second groove 802. In the assembling process, the outer end of the atomized cotton 9 is placed in the first groove 801, the bent edge 901 is inserted into the second groove 802 to fix the atomized cotton 9, and the phenomenon that the atomized cotton 9 folds and moves in the assembling process is prevented.

Be equipped with intake pipe 13 in the shell 1, intake pipe 13 bottom is equipped with pressure board portion 1301, and solid fixed ring 8 is last to have the portion of pressing 804 that corresponds with this pressure board portion 1301, and pressure board portion 1301 and the portion of pressing 804 butt, and pressure board portion 1301 passes through atomizing cotton 9 and first groove 801 butt to the area of contact of restriction atomizing cotton 9 and tobacco tar in the oil pocket 2 controls the flow velocity of tobacco tar. For example: the closer the pressing plate portion 1301 presses the atomization cotton 9, the smaller the contact area of the atomization cotton 9 with tobacco tar is covered, and the slower the oil guiding speed of the atomization cotton 9 is.

The shell 1 is also provided with an oil filling channel 3 which is communicated with the oil cavity 2 and the outside, and a sealing rod 4 which can open and close the oil filling channel 3 is arranged in the oil filling channel 3. And the oil injection channel 3 and the sealing rod 4 are arranged at the joint of the power supply unit and the atomizer.

When oil is injected into the oil cavity 2, the sealing rod 4 is pushed into the oil cavity 2 by the aid of the oil injection bottle 17, the oil injection channel 3 can be opened, the oil can be injected into the oil cavity 2 through the oil injection channel 3, and operation is simple and convenient. Simultaneously, because need press sealing rod 4 toward 2 directions in oil pocket hard, make the tip of sealing rod 4 and atomizer terminal surface not on the coplanar, can open notes oil duct 3, when not needing the oiling, the tip and the atomizer terminal surface parallel and level of sealing rod 4, therefore children are difficult for finding the place that can open notes oil duct 3, reduce children and open notes oil duct 3 and the risk of playing or absorbing the tobacco tar, safe and reliable. The children lock structure does not need to be additionally arranged, and the cost is lower.

The housing 1 has a nozzle portion 101 at one end, and the oil injection passage 3 and the seal rod 4 are provided at the other end of the housing 1. When the atomizer used with the power supply unit, the position setting of oiling way 3 can set up in the junction of atomizer and power supply unit, so children are difficult to find, avoid children to absorb the tobacco tar, and the safety in utilization is higher. Even the atomizer is deposited alone, need press sealing rod 4 with needle tubing etc. just can open notes oil duct 3, be difficult to discover here by children and be the place that the tobacco tar can spill, and be difficult for opening, the safety in utilization is higher.

The sealing rod 4 can move axially along the oil injection passage 3; a first sealing plug 401 is arranged at a position, corresponding to an inlet of the oil injection passage 3, on the sealing rod 4, and a second sealing plug 402 is arranged at a position, corresponding to an outlet of the oil injection passage 3, on the sealing rod 4; in the closed state of the oil duct 3, both the first sealing plug 401 and the second sealing plug 402 abut against the inner wall of the oil duct 3. When oil is required to be injected into the oil cavity 2, the sealing rod 4 is pushed towards the oil cavity 2 by the sharp nozzle of the tobacco tar bottle, so that the sealing of the sealing rod 4 on the inlet and the outlet of the oil injection passage 3 is relieved, and the tobacco tar in the tobacco tar bottle can be extruded to add the tobacco tar into the oil cavity 2.

The outer side surfaces of the first sealing plug 401 and the second sealing plug 402 are conical surfaces, the large end of each conical surface is close to the oil cavity 2 compared with the small end of each conical surface, and the oil injection channel 3 is opened or closed more conveniently and labor-saving.

The part of the oil injection passage 3 corresponding to the second sealing plug 402 is made of an elastic material. When smoking, the second sealing plug 402 presses the elastic material at the outlet of the oil injection passage 3 to deform the elastic material, so that the sealing effect is better. When oil is filled, the second sealing plug 402 is moved out of the oil filling passage 3, the elastic material at the outlet of the oil filling passage 3 is restored to the original state, the outlet of the oil filling passage 3 is opened, and the smoke oil flows from the inside of the oil filling passage 3 into the oil chamber 2.

And a limiting ring 5 for limiting the stroke of the sealing rod 4 is further arranged in the oil injection passage 3, and the middle section of the sealing rod 4 is arranged in the limiting ring 5.

And a return spring 6 is arranged in the limit ring 5, one end of the return spring 6 is abutted against the limit ring 5, and the other end of the return spring 6 is abutted against the outer wall of the sealing rod 4. When the oiling is finished and the tobacco tar bottle is removed from the oiling channel 3, the sealing rod 4 automatically resets under the action of the resetting force of the resetting spring 6, and the sealing rod 4 seals the inlet and the outlet of the oiling channel 3 to prevent oil leakage.

The elastic material is silica gel and the like.

The outer electrode 11 is insulated and connected with the elastic electrode 10 through an insulating ring 14.

Be equipped with in the shell 1 and press cotton spring 15, press cotton spring 15 one end and intake pipe 13 butt, press cotton spring 15 other end and the cotton 9 butt of atomizing.

An air outlet pipe 16 is also arranged in the shell 1, and the inlet of the air outlet pipe 16 is opposite to the central area of the atomized cotton 9.

An air inlet hole 102 is formed in the side wall of the shell 1, the air inlet hole 102, the air inlet pipe 13, the atomized cotton 9, the air outlet pipe 16 and the mouthpiece part 101 are communicated in sequence, and the air flow direction is shown in fig. 2.

As shown in fig. 10, during oil filling, the tip of the oil bottle 17 abuts against the outer end of the sealing rod 4, and then the sealing rod 4 is pushed towards the oil chamber 2, so that the second sealing plug 402 of the sealing rod 4 leaves the outlet of the oil filling channel 3, and the first sealing plug 401 of the sealing rod 4 leaves the inlet of the oil filling channel 3, thereby allowing the smoke to enter the oil chamber 2 from the oil filling channel 3.

As shown in fig. 11, when oil injection is completed, under the action of the return spring 6, the second sealing plug 402 of the sealing rod 4 seals the outlet of the oil injection passage 3, and the first sealing plug 401 of the sealing rod 4 seals the inlet of the oil injection passage 3, so that the smoke in the oil chamber 2 is prevented from leaking from the oil injection passage 3.

The embodiments of the present invention have been described with reference to the accompanying drawings, but the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention, which is within the protection scope of the present invention.

Claims

1. An atomizer comprises a shell (1), wherein an ultrasonic atomization sheet (7) is arranged in the shell (1), the upper surface of the ultrasonic atomization sheet (7) is communicated with an oil cavity (2) through atomization cotton (9), the ultrasonic atomization sheet (7) is provided with a first electrode layer (701) and a second electrode layer (702), and the atomizer is characterized by further comprising an elastic electrode (10) and an outer electrode (11), and the first electrode layer (701) and the second electrode layer (702) are both arranged on the lower surface of the ultrasonic atomization sheet (7); the elastic electrode (10) is in contact with the first electrode layer (701), and the outer electrode (11) is in contact with the second electrode layer (702).

2. A nebulizer according to claim 1, characterised in that the inner wall of the top of the outer electrode (11) is provided with a holding portion (1101) which abuts against the second electrode layer (702), and a cavity (1102) for accommodating the ultrasonic atomizing plate (7) is provided in the top of the outer electrode (11).

3. The atomizer according to claim 1, further comprising a base (12), wherein the bottom of the housing (1) is connected to the base (12), the base (12) is provided with a fixing ring (8), the bottom of the outer electrode (11) is fixed by the base (12), and the top of the outer electrode (11) is fixed by the fixing ring (8).

4. A nebulizer according to claim 3, wherein the fixing ring (8) has a stopper portion (803) abutting against the upper surface of the ultrasonic atomizing plate (7).

5. Atomiser according to claim 4, characterised in that the stop (803) of the securing ring (8) is made of an elastic material.

6. Atomiser according to claim 3, characterised in that the fixing ring (8) is provided with a first groove (801), the outer end of the atomising cotton (9) being arranged in the first groove (801).

7. Atomizer according to claim 6, characterized in that, the fixed ring (8) is still seted up the second groove (802) that communicates with the outer end of first groove (801), and the outside of atomizing cotton (9) has the limit of bending (901) of bending to second groove (802) inside.

8. The atomizer according to claim 6, characterized in that an air inlet pipe (13) is provided in the housing (1), a pressure plate portion (1301) is provided at the bottom end of the air inlet pipe (13), a pressing portion (804) corresponding to the pressure plate portion (1301) is provided on the fixed ring (8), the pressure plate portion (1301) abuts against the pressing portion (804), and the pressure plate portion (1301) abuts against the first groove (801) through the atomizing cotton (9).

9. The atomizer according to any one of claims 1 to 8, characterized in that the housing (1) is further provided with an oil injection passage (3) for communicating the oil chamber (2) with the outside, and a sealing rod (4) for opening and closing the oil injection passage (3) is arranged in the oil injection passage (3).

10. An electronic cigarette comprising a power supply unit, characterized by further comprising the atomizer according to any one of claims 1 to 9, the power supply unit being connected to the atomizer.