Air leakage prevention electronic cigarette

Abstract

The utility model relates to an air leakage prevention electronic cigarette which comprises a liquid storage assembly, a support, an air flow control piece and a circuit board, the air flow control piece comprises an elastic block portion located on the side, opposite to the liquid storage assembly, of the support, the elastic block portion is provided with a fifth air inlet hole, a sixth air inlet hole, a first wire passing hole and a second wire passing hole, and the fifth air inlet hole is communicated with a third air inlet hole. And the sixth air inlet is communicated with the fourth air inlet. A first sealing film is formed in the first wire passing hole, a first connecting ring part is formed at the opening of the first wire passing hole, and the first connecting ring part is inserted into the first connecting hole. And a second sealing film is formed in the second wire passing hole, a second connecting ring part is formed at the opening of the second wire passing hole, and the second connecting ring part is inserted into the second connecting hole. The circuit board is connected with a first wire and a second wire, the first wire penetrates through the first sealing film and is connected with the first atomizing core, and the second wire penetrates through the second sealing film and is connected with the second atomizing core. According to the utility model, the taste consistency can be improved, so that the yield of products is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of electronic cigarettes, and more specifically, to an anti-air leakage electronic cigarette. Background Art

[0002] With the development of society, people pay more and more attention to health. An important factor for the harm of cigarettes to health is that harmful substances are produced when tobacco burns, and cigarettes are easy to become addicted and difficult to quit. Therefore, in order to avoid the harm of cigarettes to health, technicians in this field have developed electronic cigarettes. Electronic cigarettes have a similar taste to cigarettes and avoid the problem of inhaling harmful substances when burning cigarettes.

[0003] Existing electronic cigarettes include a mouthpiece, a housing, a liquid storage component, an atomization core, a bracket and a control board. The liquid storage component is located inside the housing. The liquid storage component includes a liquid storage tube, a sealing top cover and a sealing bottom base. The sealing top cover is covered on the top end of the fixed sleeve, and the sealing bottom base is covered on the bottom end of the liquid storage tube. An accommodation cavity is formed in the liquid storage tube for storing atomization liquid. The atomization core is located inside the liquid storage component and is used for atomizing the atomization liquid. The bracket is located at one end of the liquid storage component facing away from the mouthpiece, and the control board is fixed on the side of the bracket facing away from the liquid storage component. The control board is connected with a wire, and the wire penetrates through the bracket to be connected with the atomization core. However, in existing electronic cigarettes, air is relatively easy to flow into the mouthpiece through the gap between the wire and the bracket via the atomization core during smoking, and the gap sizes between the wire and the bracket in different electronic cigarettes are different, so that the taste is inconsistent when users smoke different electronic cigarettes. Summary of the Utility Model

[0004] The purpose of the utility model is to provide an anti-air leakage electronic cigarette that can improve the taste consistency.

[0005] The solution of the utility model to solve the above problems is to construct an anti-air leakage electronic cigarette, which includes a mouthpiece, a housing, a liquid storage component, a first atomization core, a second atomization core, a bracket, an air flow control component and a circuit board. The mouthpiece is connected to the housing. The liquid storage component is located inside the housing, and a first air inlet hole and a second air inlet hole are arranged at the end face of the liquid storage component. The first atomization core is located inside the liquid storage component and is communicated with the first air inlet hole. The second atomization core is located inside the liquid storage component and is communicated with the second air inlet hole. The bracket is connected to the end of the liquid storage component facing away from the mouthpiece. The bracket is provided with a first connection hole, a second connection hole, a third air inlet hole and a fourth air inlet hole. The third air inlet hole is communicated with the first air inlet hole, and the fourth air inlet hole is communicated with the second air inlet hole.

[0006] The air flow control member includes an elastic block portion located on the side of the bracket facing away from the liquid storage assembly. The elastic block portion is provided with a fifth air inlet hole, a sixth air inlet hole, a first wire passing hole, and a second wire passing hole. The fifth air inlet hole communicates with the third air inlet hole, the sixth air inlet hole communicates with the fourth air inlet hole. A first sealing film extending horizontally along the first wire passing hole is formed in the first wire passing hole, and a first connecting ring portion is formed at the orifice of the first wire passing hole. The first connecting ring portion is inserted into the first connecting hole; a second sealing film extending horizontally along the second wire passing hole is formed in the second wire passing hole, and a second connecting ring portion is formed at the orifice of the second wire passing hole. The second connecting ring portion is inserted into the second connecting hole; the circuit board is connected with a first wire and a second wire. The first wire penetrates through the first sealing film and is connected to the first atomization core, and the second wire penetrates through the second sealing film and is connected to the second atomization core.

[0007] Preferably, a third connecting ring portion is formed at the orifice of the third air inlet hole. The third connecting ring portion is inserted into the fifth air inlet hole and is connected to the hole wall of the fifth air inlet hole; a fourth connecting ring portion is formed at the orifice of the fourth air inlet hole. The fourth connecting ring portion is inserted into the sixth air inlet hole and is connected to the hole wall of the sixth air inlet hole.

[0008] Preferably, a sealing groove is provided on the surface of the bracket facing away from the liquid storage assembly. The third air inlet hole and the fourth air inlet hole penetrate through the groove wall of the sealing groove. At least a part of the elastic block portion is inserted into the sealing groove, and the inner wall surface of the sealing groove is hermetically connected to the outer peripheral surface of the elastic block portion.

[0009] Preferably, a sealing ring is formed on the outer peripheral surface of the elastic block portion, and the sealing ring elastically abuts against the orifice of the sealing groove.

[0010] Preferably, the circuit board is sleeved and fixed on the outer wall of the sealing groove.

[0011] Preferably, the air leakage prevention electronic cigarette further includes an air flow sensor. The bracket is provided with an induction air hole, and the induction air hole communicates with the first air inlet hole and the second air inlet hole. An installation groove is provided on the side of the elastic block portion facing away from the liquid storage assembly. The air flow sensor is installed in the installation groove, and a starting air hole is provided on the groove wall of the installation groove. The starting air hole communicates with the induction air hole.

[0012] Preferably, a plurality of mutually communicating ventilation grooves are provided on the side of the elastic block portion facing away from the liquid storage assembly, and the ventilation grooves communicate with the installation groove.

[0013] Preferably, positioning posts are provided on the surface of the bracket facing away from the liquid storage assembly. Ribs are provided on the side surfaces of the positioning posts, and the ribs are arranged to extend longitudinally along the positioning posts; the circuit board is provided with positioning holes, the positioning posts penetrate through the positioning holes, and the hole walls of the positioning holes are clamped on the ribs.

[0014] Preferably, the airtight leak-proof electronic cigarette further includes a liquid absorption cotton sheet. A connecting groove is provided on the surface of the bracket facing the liquid storage assembly. The liquid absorption cotton sheet is located in the connecting groove. The groove walls of the connecting groove are inserted into the liquid storage assembly, and both the first air inlet hole and the second air inlet hole communicate with the connecting groove.

[0015] Preferably, the airtight leak-proof electronic cigarette further includes a charging interface and a key switch. The outer shell is provided with a charging hole and a key jack. The charging interface is connected to the circuit board and extends into the charging hole, and the key switch is connected to the circuit board and extends into the key jack; the charging interface is located on the first side of the airtight leak-proof electronic cigarette, and the key switch is located on the second side of the airtight leak-proof electronic cigarette. The first side and the second side of the airtight leak-proof electronic cigarette are arranged opposite to each other.

[0016] The beneficial effects of the present invention are as follows: Since the present invention includes an air flow control member, the air flow control member includes an elastic block portion located on the side of the bracket facing away from the liquid storage assembly. The elastic block portion is provided with a fifth air inlet hole, a sixth air inlet hole, a first wire passing hole and a second wire passing hole. The fifth air inlet hole communicates with the third air inlet hole, and the sixth air inlet hole communicates with the fourth air inlet hole. A first sealing film extending horizontally along the first wire passing hole is formed in the first wire passing hole, and a first connecting ring portion is formed at the hole opening of the first wire passing hole. The first connecting ring portion is inserted into the first connecting hole; a second sealing film extending horizontally along the second wire passing hole is formed in the second wire passing hole, and a second connecting ring portion is formed at the hole opening of the second wire passing hole. The second connecting ring portion is inserted into the second connecting hole; the circuit board is connected with a first wire and a second wire. The first wire penetrates through the first sealing film and is connected to the first atomization core, and the second wire penetrates through the second sealing film and is connected to the second atomization core. Therefore, through this ingenious structure, the first sealing film can reliably seal the periphery of the first wire, and the second sealing film can reliably seal the periphery of the second wire. Thus, not only the air intake volume of the electronic cigarette is stable, ensuring that the air intake volumes of different electronic cigarettes are consistent and improving the yield of the product, but also the assembly is convenient and the production efficiency is improved. Description of the Drawings

[0017] The present invention will be described below in conjunction with the accompanying drawings, where:

[0018] Figure 1 is a perspective view of an embodiment of the airtight leak-proof electronic cigarette of the present invention;

[0019] Figure 2For Figure 1 A cross-sectional view of the leak-proof electronic cigarette shown;

[0020] Figure 3 For Figure 1 A perspective view of the mouthpiece of the leak-proof electronic cigarette shown;

[0021] Figure 4 For Figure 1 A perspective view of the bracket of the leak-proof electronic cigarette shown;

[0022] Figure 5 For Figure 4 A perspective view of the bracket of the leak-proof electronic cigarette from another perspective shown;

[0023] Figure 6 For Figure 1 A perspective view of the airflow control member of the leak-proof electronic cigarette shown;

[0024] Figure 7 For Figure 6 A perspective view of the airflow control member of the leak-proof electronic cigarette from another perspective shown;

[0025] Figure 8 For Figure 1 A perspective view of the control board of the leak-proof electronic cigarette shown. Detailed implementation manners

[0026] The present utility model will be described in detail below in conjunction with the accompanying drawings and specific implementation manners.

[0027] Please refer to Figures 1 to 8 , the present utility model provides a leak-proof electronic cigarette, which includes a mouthpiece 1, a housing 2, a liquid storage assembly 3, a first atomization core 4, a second atomization core 5, a bracket 6, an airflow control member 7 and a circuit board 8. The mouthpiece 1 is snap-connected to the housing 2, and an air outlet hole 11 is provided at the mouthpiece 1, and the smoke flows out from the air outlet hole 11. A charging hole 21 and a key jack 22 are provided on the side wall of the housing 2, and an external air inlet hole 23 is provided at the bottom wall of the housing 2. When the user sucks on the mouthpiece 1, the airflow outside the electronic cigarette flows into the housing 2 through the external air inlet hole 23.

[0028] The liquid storage assembly 3 is located inside the outer shell 2 and includes a liquid storage tube 31, a liquid absorption cotton column 32, an elastic sealing top cover 33 and an elastic sealing base 34. The liquid storage tube 31 is located inside the outer shell 2. The liquid absorption cotton column 32 is located inside the liquid storage tube 31 and is used to store the atomizing liquid. The elastic sealing top cover 33 is detachably covered on the first end of the liquid storage tube 31. An exhaust hole 331 communicating with the air outlet hole 11 of the suction nozzle 1 is provided at the elastic sealing top cover 33, and the exhaust hole 331 corresponds to the position of the suction nozzle 1. The elastic sealing base 34 is covered on the second end of the liquid storage tube 31. A first air inlet hole 341 and a second air inlet hole 342 are arranged in parallel at the elastic sealing base 34, and the first air inlet hole 341 and the second air inlet hole 342 are located on the end face of the liquid storage assembly 3.

[0029] The first atomizing core 4 is located inside the liquid storage assembly 3 and communicates with the first air inlet hole 341. The second atomizing core 5 is located inside the liquid storage assembly 3 and communicates with the second air inlet hole 342. Among them, the first atomizing core 4 is located inside the first side of the liquid absorption cotton column 32 and is coaxially arranged with the first air inlet hole 341. It includes a liquid absorption cotton tube 41 and an electrothermal element 42. The liquid absorption cotton tube 41 is used to adsorb the atomizing liquid on the liquid absorption cotton column 32. The electrothermal element 42 is attached to the inner wall surface of the liquid absorption cotton column 32 and is used to atomize the atomizing liquid on the liquid absorption cotton tube 41. The electrothermal element 42 can be an electrothermal sheet, an electrothermal mesh or an electrothermal wire, etc. The second atomizing core 5 is located inside the second side of the liquid absorption cotton column 32 and is coaxially arranged with the second air inlet hole 342. In this embodiment, the second atomizing core 5 has the same structure as the first atomizing core 4, and its structure will not be described in detail here.

[0030] The bracket 6 is connected to the end of the liquid storage assembly 3 facing away from the suction nozzle 1. The bracket 6 is provided with an induction air hole 61, a first connection hole 62, a second connection hole 63, a third air inlet hole 64 and a fourth air inlet hole 65. The induction air hole 61 communicates with the first air inlet hole 341 and the second air inlet hole 342. The third air inlet hole 64 communicates with the first air inlet hole 341, and the fourth air inlet hole 65 communicates with the second air inlet hole 342. A third connection ring portion 641 is formed at the orifice of the third air inlet hole 64, and a fourth connection ring portion 651 is formed at the orifice of the fourth air inlet hole 65. In addition, a connection groove 66 is provided on the surface of the bracket 6 facing the liquid storage assembly 3. A sealing groove 67 and a positioning post 68 are provided on the surface of the bracket 6 facing away from the liquid storage assembly 3. The third air inlet hole 64 and the fourth air inlet hole 65 penetrate through the groove wall of the sealing groove 67, and the third air inlet hole 64 and the fourth air inlet hole 65 are located at the top wall of the sealing groove 67. A rib 681 is provided on the side surface of the positioning post 68, and the rib 681 extends along the longitudinal direction of the positioning post 68.

[0031] The air flow control member 7 includes an elastic block portion 71 located on the side of the bracket 6 facing away from the liquid storage assembly 3. The elastic block portion 71 is at least partially inserted into the sealing groove 67, and the inner wall surface of the sealing groove 67 is sealingly connected to the outer peripheral surface of the elastic block portion 71, thereby improving the sealing performance. A sealing ring 72 is formed on the outer peripheral surface of the elastic block portion 71, and the sealing ring 72 elastically abuts against the notch of the sealing groove 67 to further achieve better sealing. An installation groove 73 and a plurality of communicating ventilation grooves 74 are provided on the side of the elastic block portion 71 facing away from the liquid storage assembly 3. The ventilation grooves 74 communicate with the installation groove 73, and a starting air hole 731 is provided on the groove wall of the installation groove 73.

[0032] The elastic block portion 71 is further provided with a fifth air inlet hole 75, a sixth air inlet hole 76, a first wire passing hole 77 and a second wire passing hole 78. The fifth air inlet hole 75 communicates with the third air inlet hole 64, and the sixth air inlet hole 76 communicates with the fourth air inlet hole 65. The third connecting ring portion 641 is inserted into the fifth air inlet hole 75 and connected to the hole wall of the fifth air inlet hole 75. The fourth connecting ring portion 651 is inserted into the sixth air inlet hole 76 and connected to the hole wall of the sixth air inlet hole 76. Therefore, not only is the connection between the air flow control member 7 and the bracket 6 relatively reliable, but also the sealing performance is better.

[0033] A first sealing film 771 extending transversely along the first wire passing hole 77 is formed in the first wire passing hole 77, and a first connecting ring portion 772 is formed at the hole opening of the first wire passing hole 77. The first connecting ring portion 772 is inserted into the first connecting hole 62. A second sealing film 781 extending transversely along the second wire passing hole 78 is formed in the second wire passing hole 78, and a second connecting ring portion 782 is formed at the hole opening of the second wire passing hole 78. The second connecting ring portion 782 is inserted into the second connecting hole 63. Therefore, the connection is more stable and reliable.

[0034] The circuit board 8 is sleeved and fixed on the outer wall of the sealing groove 67. A control circuit and a positioning hole 81 are provided on the circuit board 8. The circuit board 8 is connected with a first wire 91 and a second wire 92. The first wire 91 penetrates through the first sealing film 771 and is connected to the heating element 42 of the first atomizing core 4. The second wire 92 penetrates through the second sealing film 781 and is connected to the second atomizing core 5. The positioning post 68 penetrates through the positioning hole 81, and the hole wall of the positioning hole 81 is clamped on the rib 681, so that not only is the assembly convenient, but also the connection reliability is improved.

[0035] The air leakage-proof electronic cigarette further includes an air flow sensor 93, a liquid absorption cotton sheet 94, a charging interface 95 and a key switch 96. The air flow sensor 93 is installed in the installation groove 73, and the starting air hole 731 communicates with the sensing air hole 61. The liquid absorption cotton sheet 94 is located in the connection groove 66. The groove wall of the connection groove 66 is inserted into the liquid storage assembly 3, and both the first air inlet hole 341 and the second air inlet hole 342 communicate with the connection groove 66.

[0036] The charging interface 95 is connected to the circuit board 8 and extends into the charging hole 21, and the key switch 96 is connected to the circuit board 8 and extends into the key jack 22. The charging interface 95 is located on the first side of the airtightness-preventing electronic cigarette, and the key switch 96 is located on the second side of the airtightness-preventing electronic cigarette. The first side and the second side of the airtightness-preventing electronic cigarette are arranged opposite to each other. Therefore, it is not only convenient for assembly, but also the charging interface 95 and the key switch 96 can be well fixed.

[0037] In summary, since the present utility model includes an air flow control member 7, the air flow control member 7 includes an elastic block portion 71 located on the side of the bracket 6 facing away from the liquid storage assembly 3. The elastic block portion 71 is provided with a fifth air inlet hole 75, a sixth air inlet hole 76, a first wire passing hole 77 and a second wire passing hole 78. The fifth air inlet hole 75 communicates with the third air inlet hole 64, the sixth air inlet hole 76 communicates with the fourth air inlet hole 65. A first sealing film 771 extending horizontally along the first wire passing hole 77 is formed in the first wire passing hole 77, and a first connecting ring portion 772 is formed at the orifice of the first wire passing hole 77. The first connecting ring portion 772 is inserted into the first connecting hole 62. A second sealing film 781 extending horizontally along the second wire passing hole 78 is formed in the second wire passing hole 78, and a second connecting ring portion 782 is formed at the orifice of the second wire passing hole 78. The second connecting ring portion 782 is inserted into the second connecting hole 63. The circuit board 8 is connected with a first wire 91 and a second wire 92. The first wire 91 penetrates through the first sealing film 771 and is connected to the first atomizing core 4, and the second wire 92 penetrates through the second sealing film 781 and is connected to the second atomizing core 5. Therefore, through this ingenious structure, the first sealing film 771 can reliably seal the periphery of the first wire 91, and the second sealing film 781 can reliably seal the periphery of the second wire 92, so that the air intake of the electronic cigarette is stable, ensuring that the air intakes of different electronic cigarettes are consistent, improving the yield of the product, being convenient for assembly, and improving the production efficiency.

[0038] For those skilled in the art, it is obvious that the present utility model is not limited to the details of the above-mentioned exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic characteristics of the present utility model. Therefore, in any aspect, the embodiments should be regarded as exemplary and non-limiting. The scope of the present utility model is defined by the appended claims rather than the above description. Therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present utility model. Any reference signs in the claims should not be regarded as limiting the claimed rights.

[0039] In addition, it should be understood that although this specification is described according to embodiments, not every embodiment only contains an independent technical solution. This narrative way of the specification is only for clarity. Those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. An anti-leakage electronic cigarette, characterized in that: The invention comprises a nozzle, a shell, a liquid storage component, a first atomizing core, a second atomizing core, a bracket, an airflow control component and a circuit board, wherein the nozzle is connected to the shell; the liquid storage component is located in the shell, and a first air inlet hole and a second air inlet hole are arranged at the end surface of the liquid storage component; the first atomizing core is located in the liquid storage component and is communicated with the first air inlet hole; the second atomizing core is located in the liquid storage component and is communicated with the second air inlet hole; the bracket is connected to an end of the liquid storage component facing away from the nozzle, and the bracket is provided with a first connecting hole, a second connecting hole, a third air inlet hole and a fourth air inlet hole, wherein the third air inlet hole is communicated with the first air inlet hole, and the fourth air inlet hole is communicated with the second air inlet hole; The airflow control member includes an elastic block portion located on a side of the bracket facing away from the liquid storage assembly, the elastic block portion is provided with a fifth air inlet hole, a sixth air inlet hole, a first wire hole and a second wire hole, the fifth air inlet hole is communicated with the third air inlet hole, the sixth air inlet hole is communicated with the fourth air inlet hole, a first sealing film extending laterally along the first wire hole is formed in the first wire hole, a first connecting ring portion is formed at the opening of the first wire hole, and the first connecting ring portion is inserted into the first connecting hole; a second sealing film extending laterally along the second wire hole is formed in the second wire hole, a second connecting ring portion is formed at the opening of the second wire hole, and the second connecting ring portion is inserted into the second connecting hole; the circuit board is connected with a first wire and a second wire, the first wire passes through the first sealing film and is connected to the first atomizer core, and the second wire passes through the second sealing film and is connected to the second atomizer core.

2. The anti-leakage electronic cigarette according to claim 1, characterized in that: The opening of the third air inlet hole is formed with a third connecting ring portion, which is inserted into the fifth air inlet hole and connected to the hole wall of the fifth air inlet hole; the opening of the fourth air inlet hole is formed with a fourth connecting ring portion, which is inserted into the sixth air inlet hole and connected to the hole wall of the sixth air inlet hole.

3. The anti-leakage electronic cigarette according to claim 1, characterized in that: A sealing groove is provided on the surface of the bracket facing away from the liquid storage component, the third air inlet hole and the fourth air inlet hole penetrate the groove wall of the sealing groove, the elastic block part is at least partially inserted in the sealing groove, and the inner wall surface of the sealing groove is sealed and connected with the outer peripheral surface of the elastic block part.

4. The anti-leakage electronic cigarette according to claim 3, characterized in that: A sealing ring is formed on the outer peripheral surface of the elastic block portion, and the sealing ring elastically contacts with the notch of the sealing groove.

5. The anti-leakage electronic cigarette according to claim 3, characterized in that: The circuit board is sleeved and fixed on the outer wall of the sealing groove.

6. The anti-leakage electronic cigarette according to claim 3, characterized in that: The anti-leakage electronic cigarette also includes an airflow sensor, the bracket is provided with a sensing air hole, the sensing air hole is connected with the first air inlet hole and the second air inlet hole, the elastic block part is provided with a mounting groove on the side facing away from the liquid storage component, the airflow sensor is installed in the mounting groove, the groove wall of the mounting groove is provided with a starting air hole, and the starting air hole is connected with the sensing air hole.

7. The anti-leakage electronic cigarette according to claim 6, characterized in that: A plurality of mutually communicating ventilation grooves are arranged on a side of the elastic block portion facing away from the liquid storage assembly, and the ventilation grooves are communicated with the mounting grooves.

8. The anti-leakage electronic cigarette according to claim 1, characterized in that: A positioning column is arranged on the surface of the bracket facing away from the liquid storage component, and a convex rib is arranged on the side of the positioning column, and the convex rib is arranged along the longitudinal extension of the positioning column; a positioning hole is arranged on the circuit board, the positioning column passes through the positioning hole, and the hole wall of the positioning hole is clamped on the convex rib.

9. The anti-leakage electronic cigarette according to claim 1, characterized in that: The anti-leakage electronic cigarette also includes a liquid-absorbing cotton sheet. A connecting groove is provided on the surface of the bracket facing the liquid storage component. The liquid-absorbing cotton sheet is located in the connecting groove. The groove wall of the connecting groove is inserted in the liquid storage component. The first air inlet hole and the second air inlet hole are both connected to the connecting groove.

10. The anti-leakage electronic cigarette according to claim 1, characterized in that: The anti-leakage electronic cigarette also includes a charging interface and a button switch. The shell is provided with a charging hole and a button jack. The charging interface is connected to the circuit board and extends into the charging hole. The button switch is connected to the circuit board and extends into the button jack. The charging interface is located on the first side of the anti-leakage electronic cigarette, and the button switch is located on the second side of the anti-leakage electronic cigarette. The first side of the leaking electronic cigarette and the second side of the anti-leakage electronic cigarette are arranged relative to each other.

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