Oil bin integrated atomizer and electronic cigarette

Abstract

The utility model discloses an oil bin integrated atomizer and an electronic cigarette, the oil bin integrated atomizer comprises an atomizer body which is internally provided with an oil bin and a heater, and the outer wall of the atomizer body is provided with an oil injection through hole; the flexible outer wall of the oil bin is exposed out of the interior of the oil injection through hole so that a needle can penetrate through the oil injection through hole and then penetrate through the flexible outer wall to inject oil into the oil bin. The atomizer body comprises a bin body and an electrode assembly which are connected with each other, the oil bin and the heater are both arranged in the bin body, the heater is electrically connected with the electrode assembly, a connecting bottom plate is arranged at the root of the electrode assembly, the connecting bottom plate is fixedly connected to the end face of the bin body, and the oil injection through hole is formed in the connecting bottom plate. The structure of the atomizer is simplified, the oiling efficiency of the atomizer is improved, the manufacturing cost of the atomizer is reduced, and the assembling efficiency of the atomizer is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to electronic cigarette field, concretely relates to an oil tank integrated atomizer and electronic cigarette. BACKGROUND

[0002] At present, the atomizer of electronic cigarette is generally the split structure of the two parts of the cigarette holder and the atomizer body connected by screwing, the atomizer body is provided with an oil tank and a heater, and the oil tank is filled with oil first, and then sealed by screwing. Because the product itself and the sealing element are separated, the structure is complex, resulting in high cost of mold opening in the early stage of product, and the oil filling and assembly are troublesome. SUMMARY

[0003] The utility model solves the technical problem: in view of the above problems of prior art, provide an oil tank integrated atomizer and electronic cigarette, the utility model aims at simplifying the structure of atomizer and improving the efficiency of atomizer oiling, reduce the manufacturing cost of atomizer, improve the assembly efficiency of atomizer.

[0004] In order to solve the above technical problems, the utility model adopts the technical scheme that:

[0005] An oil tank integrated atomizer, comprising an atomizer body with an oil tank and a heater inside, an oil injection through hole is formed on the outer wall of the atomizer body, and the flexible outer wall of the oil tank is exposed inside the oil injection through hole for injecting oil into the oil tank through the flexible outer wall after the needle passes through the oil injection through hole.

[0006] Optionally, the oil injection through hole is located on the outer wall of the atomizer body close to the battery rod assembly side.

[0007] Optionally, the atomizer body comprises a tank body and an electrode assembly connected with each other, the oil tank and the heater are arranged inside the tank body, the heater is electrically connected with the electrode assembly, the root of the electrode assembly is provided with a connecting bottom plate, the connecting bottom plate is connected and fixed on the end face of the tank body, the oil injection through hole is arranged on the connecting bottom plate, and the connecting bottom plate is larger than the electrode assembly to avoid the electrode assembly blocking the oil injection through hole.

[0008] Optionally, the connecting bottom plate is circular, the edge is connected and fixed with the circular hole of the end face of the tank body, and a plurality of oil injection through holes are arranged on the connecting bottom plate in axial symmetry or central symmetry relative to the electrode assembly.

[0009] Optionally, the electrode assembly comprises a connecting outer threaded pipe as a negative electrode, a positioning ring is arranged on the inner hole wall of the connecting outer threaded pipe, an insulating sleeve is embedded on the positioning ring, a positioning hook is arranged on the outer wall of the insulating sleeve and extends outward to achieve axial positioning between the insulating sleeve and the positioning ring, a metal piece as a positive electrode is fixed in the insulating sleeve, a positioning convex edge is arranged on the outer wall of the metal piece and extends outward to achieve axial positioning between the insulating sleeve and the metal piece, and the heating device is electrically connected with the metal piece and the connecting outer threaded pipe respectively.

[0010] Optionally, the inside of the cartridge body is provided with a gas guide pipe and sealing silica gel as a flexible outer wall of an oil cartridge, a central hole is arranged in the middle of the sealing silica gel and is communicated with the gas guide pipe, a positioning groove is arranged in the middle of the central hole and the heating device is inserted and arranged in the positioning groove, an oil passing through hole is arranged on the side wall of the sealing silica gel and is located in the positioning groove to communicate with the oil cartridge to supply oil to the heating device in the inside of the positioning groove, and an oil groove is further arranged on the outside of the gas guide pipe in the inside of the cartridge body and is closed by the sealing silica gel to form the oil cartridge.

[0011] Optionally, one side of the sealing silica gel towards the gas guide pipe is provided with a connecting sleeve, the connecting sleeve is sleeved on the end of the gas guide pipe to make the central hole communicated with the gas guide pipe.

[0012] Optionally, a plurality of annular grooves are arranged on the outer wall of the part of the connecting sleeve inside the gas guide pipe to realize sealing between the sleeve and the gas guide pipe.

[0013] Optionally, oil absorbing cotton is arranged between the outside of the sealing silica gel and the inside of the connecting bottom plate, a through hole is arranged on the oil absorbing cotton to expose the sealing silica gel to the oil injection hole on the outer wall of the atomizer body, and a metal pipe is inserted in the through hole to support and position the sealing silica gel.

[0014] In addition, the utility model still provides an electronic cigarette, including atomizer and battery rod assembly who connects each other, the atomizer is the oil cartridge integrated type atomizer of preceding.

[0015] Compared with the prior art, the oil cartridge integrated type atomizer can effectively simplify the structure of the atomizer, improve the oiling efficiency of the atomizer, reduce the manufacturing cost of the atomizer and improve the assembly efficiency of the atomizer. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a three-dimensional structure schematic view of the utility model embodiment.

[0017] Figure 2 It is a sectional structure schematic view of the utility model embodiment.

[0018] Figure 3 It is a sectional structure schematic view of the utility model embodiment.

[0019] Figure 4 It is a sectional structure schematic view of the utility model embodiment.

[0020] Legend: 1, oil storehouse, 2, heating device, 3, atomizer body, 30, oil injection through hole, 31, storehouse body, 311, gas guide pipe, 312, sealing silica gel, 313, center hole, 314, oil passing through hole, 315, oil groove, 316, sleeve, 317, multi-ring groove, 318, oil absorption cotton, 319, through hole, 32, electrode assembly, 320, connecting bottom plate, 321, connecting outer threaded pipe, 322, positioning ring, 323, insulating sleeve, 324, metal piece. DETAILED DESCRIPTION

[0021] In order to make the personnel in the technical field better understand the technical scheme of the utility model, the technical scheme of the utility model will be further explained in detail below in combination with the drawings in the utility model embodiment.

[0022] As Figure 1 and Figure 2 The oil storehouse integrated atomizer of the embodiment includes the atomizer body 3 with the oil storehouse 1 and the heating device 2 inside, the oil injection through hole 30 is arranged on the outer wall of the atomizer body 3, the flexible outer wall of the oil storehouse 1 is exposed inside the oil injection through hole 30 to be used for injecting oil into the oil storehouse 1 through the flexible outer wall by the needle after the needle passes through the oil injection through hole 30, since the oil can be injected into the oil storehouse 1 through the flexible outer wall by the needle after the needle passes through the oil injection through hole 30 directly without disassembling, the structure of the atomizer can be effectively simplified, the oil injection efficiency of the atomizer can be improved, the manufacturing cost of the atomizer can be reduced, and the assembly efficiency of the atomizer can be improved.

[0023] Different from the oil injection mode of the general atomizer from the cigarette end of the atomizer body 3, as Figure 1 The oil injection through hole 30 in the embodiment is arranged on the outer wall of the atomizer body 3 close to the battery rod assembly, for example, on the outer wall end surface close to the battery rod assembly, etc. As Figure 2As shown, the atomizer body 3 of the embodiment comprises a cartridge body 31 and an electrode assembly 32 connected with each other, the oil cartridge 1 and the heater 2 are arranged inside the cartridge body 31, the heater 2 is electrically connected with the electrode assembly 32, the root of the electrode assembly 32 is provided with a connecting bottom plate 320, the connecting bottom plate 320 is connected and fixed on the end face of the cartridge body 31, the oil injection through hole 30 is arranged on the connecting bottom plate 320, the oil injection through hole 30 is arranged through the connecting bottom plate 320 of the end face, so that the oil injection through hole 30 does not need additional sealing structure, and the problem of easy oil leakage caused by arranging the oil injection through hole 30 on the side of the cartridge body 31 can be avoided. The cartridge body 31 can be made of translucent or transparent material according to the need to facilitate the observation of the oil amount in the oil cartridge 1. In the embodiment, the heater 2 is a tubular ceramic heater, which can be a cotton-free ceramic heater or a cotton-containing ceramic heater.

[0024] As shown in Figure 2 The connecting bottom plate 320 of the embodiment is larger than the electrode assembly 32 to avoid the electrode assembly 32 blocking the oil injection through hole 30, and the oil injection operation through the needle penetrating through the oil injection through hole 30 and then penetrating through the flexible outer wall into the oil cartridge 1 is more convenient. As an optional embodiment, the connecting bottom plate 320 of the embodiment is circular, and the edge is connected and fixed with the circular hole of the end face of the cartridge body 31, and a plurality of oil injection through holes 30 are arranged on the connecting bottom plate 320 in axial symmetry or central symmetry with respect to the electrode assembly 32. In the embodiment, two oil injection through holes 30 are arranged on the connecting bottom plate 320 in axial symmetry with respect to the electrode assembly 32.

[0025] As shown in Figure 3 The electrode assembly 32 of the embodiment comprises a connecting outer threaded tube 321 as a negative electrode, a positioning ring 322 is arranged on the inner hole wall of the connecting outer threaded tube 321, an insulating sleeve 323 is embedded on the positioning ring 322, positioning hooks are arranged on the outer wall of the insulating sleeve 323 outside the positioning ring 322 to realize the axial positioning between the insulating sleeve 323 and the positioning ring 322, a metal piece 324 as a positive electrode is fixed in the insulating sleeve 323, positioning protrusions are arranged on the outer wall of the metal piece 324 outside the insulating sleeve 323 to realize the axial positioning between the insulating sleeve 323 and the metal piece 324, the heater 2 is electrically connected with the metal piece 324 and the connecting outer threaded tube 321, through the axial positioning between the metal piece 324 and the connecting outer threaded tube 321, the contact of the metal piece 324 can be more stable and reliable, and is not easy to fall off, and the metal piece 324 and the connecting outer threaded tube 321 are not easy to be dislocated due to stress deformation to cause short circuit. Referring to Figure 3As an optional embodiment, the metal piece 324 is a hollow structure in this embodiment, and the inner hole in the middle is used for air inlet. In addition, air inlets or air gaps can also be provided on the side wall of the electrode assembly 32 or the end of the cartridge body 31 according to needs. In this embodiment, the connecting bottom plate 320 and the cartridge body 31 are connected by gluing, and other processes such as ultrasonic welding can also be used to realize the connection and fixation between the connecting bottom plate 320 and the cartridge body 31 according to needs.

[0026] As shown in Figure 3 , the cartridge body 31 of this embodiment is internally provided with an air guide pipe 311 and a sealing silica gel 312 used as a flexible outer wall of the oil tank 1. The sealing silica gel 312 is internally provided with a central hole 313 in communication with the air guide pipe 311. The central hole 313 is internally provided with a positioning groove, and the heating device 2 is inserted and arranged in the positioning groove. The sealing silica gel 312 is provided with an oil passing through hole 314 on the side wall of the positioning groove for communication with the oil tank 1 to supply oil to the heating device 2 in the positioning groove. The cartridge body 31 is internally provided with an oil groove 315 on the outside of the air guide pipe 311. The opening end of the oil groove 315 is closed by the sealing silica gel 312 to form the oil tank 1. In this embodiment, the cartridge body 31 and the air guide pipe 311 are made into an integral component, which is closed by the sealing silica gel 312 to form the oil tank 1. The sealing silica gel 312 serves as both a plug of the oil tank 1 and a fixing seat of the heating device 2, thereby simplifying the internal structure of the cartridge body 31.

[0027] As shown in Figure 3 , the sealing silica gel 312 of this embodiment is provided with a connecting sleeve 316 on the side facing the air guide pipe 311. The connecting sleeve 316 is sleeved on the end of the air guide pipe 311 to make the central hole 313 in communication with the air guide pipe 311. Through this sleeve connection structure, a longer contact surface is formed between the central hole 313 and the air guide pipe 311, so that the sealing effect is better. As an optional embodiment, a plurality of annular grooves 317 are arranged on the outer wall of the part of the connecting sleeve 316 inserted into the air guide pipe 311 to realize the sealing between the sleeve 316 and the air guide pipe 311, and further improve the sealing effect.

[0028] As shown in Figure 3 , the sealing silica gel 312 of this embodiment is provided with an oil absorbing cotton 318 between the outside of the sealing silica gel 312 and the inside of the connecting bottom plate 320. The oil absorbing cotton 318 is provided with a through hole 319 penetrating through the oil absorbing cotton 318 to expose the sealing silica gel 312 to the oil injection hole 30 on the outer wall of the atomizer body 3. A metal pipe is inserted into the through hole 319 to realize the support and positioning of the sealing silica gel 312. As an optional embodiment, the metal pipe in this embodiment is a steel pipe.

[0029] Figure 4For the cross-sectional structure schematic diagram of the oil injection into the oil tank of the embodiment, the use method of the oil tank integrated atomizer of the embodiment is as follows: the oil tank 1 is empty at the factory, see Figure 4 When the user needs to inject oil into the oil tank 1, the oil tank integrated atomizer of the embodiment is inverted, and the needle (as shown in a of Figure 4 ) is inserted through the oil injection through hole 30 to puncture and penetrate the flexible outer wall (sealing silica gel 312) to inject oil into the oil tank 1, and the air is automatically discharged through the oil passing through hole 314 under pressure; after the needle is pulled out, the sealing silica gel 312 can automatically seal the needle hole due to the flexible structure, thereby realizing automatic sealing; subsequently, the oil can be repeatedly added to realize the recycling of the oil tank integrated atomizer of the embodiment. It can be seen that the oil tank integrated atomizer of the embodiment integrates the entire atomizer into one, realizes the function of the atomizer with the least parts, does not need to be disassembled, and injects oil into the oil tank 1 by puncturing and penetrating the flexible outer wall through the oil injection through hole 30 after the needle is inserted, which can effectively simplify the structure of the atomizer and improve the oil injection efficiency of the atomizer, reduce the manufacturing cost of the atomizer, and improve the assembly efficiency of the atomizer.

[0030] In addition, the embodiment also provides an electronic cigarette, which comprises an atomizer and a battery rod assembly connected with each other, the atomizer is the aforementioned oil tank integrated atomizer, and the battery rod assembly comprises a battery and a circuit board connected with each other, and the circuit board is electrically connected with the electrode assembly 32 through an electrical connector for supplying power to the heater 2. The electrical connector is similar in structure to the electrode assembly 32, and the difference is that the external connecting external threaded tube 321 is replaced by a connecting internal threaded sleeve for threaded cooperation with the connecting external threaded tube 321, thereby realizing mechanical and electrical double connection.

[0031] The above is only the preferred embodiment of the present application, and the protection scope of the present application is not limited to the above-mentioned embodiments. Any technical solution falling within the scope of the present application is within the protection scope of the present application. It should be noted that for ordinary technical personnel in the technical field, some improvements and decorations without departing from the principles of the present application are also considered as the protection scope of the present application.

Claims

1. An oil tank integrated atomizer comprising an atomizer body (3) with an oil tank (1) and a heater (2) inside, characterized in that, The outer wall of the atomizer body (3) is provided with an oil injection through hole (30), and the flexible outer wall of the oil tank (1) is exposed inside the oil injection through hole (30) for injecting oil into the oil tank (1) through the flexible outer wall after the needle passes through the oil injection through hole (30).

2. The oil sump integrated atomizer of claim 1, wherein, The oil injection through hole (30) is located on the outer wall of the atomizer body (3) near the side of the battery rod assembly.

3. The oil sump integrated atomizer of claim 2, wherein, The atomizer body (3) comprises a tank body (31) and an electrode assembly (32) connected to each other, the oil tank (1) and the heater (2) are arranged inside the tank body (31), the heater (2) is electrically connected with the electrode assembly (32), the root of the electrode assembly (32) is provided with a connecting bottom plate (320), the connecting bottom plate (320) is connected and fixed on the end face of the tank body (31), the oil injection through hole (30) is arranged on the connecting bottom plate (320), and the connecting bottom plate (320) is larger than the electrode assembly (32) to avoid that the electrode assembly (32) blocks the oil injection through hole (30).

4. The oil sump integrated atomizer of claim 3, wherein, The connecting bottom plate (320) is circular, and the edge is connected and fixed with the circular hole of the end face of the tank body (31). A plurality of oil injection through holes (30) are arranged on the connecting bottom plate (320) in axial symmetry or central symmetry relative to the electrode assembly (32).

5. The oil sump integrated atomizer of claim 3, wherein, The electrode assembly (32) comprises a connecting outer threaded tube (321) as a negative electrode, a positioning ring (322) is arranged on the inner hole wall of the connecting outer threaded tube (321), an insulating sleeve (323) is embedded on the positioning ring (322), positioning hooks are arranged on the outer wall of the insulating sleeve (323) outside the positioning ring (322) to realize axial positioning between the insulating sleeve (323) and the positioning ring (322), a metal piece (324) as a positive electrode is fixed in the insulating sleeve (323), positioning convex edges are arranged on the outer wall of the metal piece (324) outside the insulating sleeve (323) to realize axial positioning between the insulating sleeve (323) and the metal piece (324), and the heater (2) is electrically connected with the metal piece (324) and the connecting outer threaded tube (321) respectively.

6. The oil sump integrated atomizer of claim 3, wherein, The tank body (31) is provided with a gas guide pipe (311) and sealing silica gel (312) used as the flexible outer wall of the oil tank (1) inside, the sealing silica gel (312) is provided with a center hole (313) in communication with the gas guide pipe (311) in the middle part, the center hole (313) is provided with a positioning groove in the middle part, and the heater (2) is arranged in the positioning groove, an oil injection through hole (314) is arranged on the side wall of the positioning groove of the sealing silica gel (312) to communicate with the oil tank (1) to supply oil to the heater (2) in the positioning groove, and an oil groove (315) is further arranged outside the gas guide pipe (311) inside the tank body (31), and the opening end of the oil groove (315) is closed by the sealing silica gel (312) to form the oil tank (1).

7. The oil sump integrated atomizer of claim 6, wherein, The sealing silica gel (312) is provided with a connecting sleeve (316) on one side of the air guide pipe (311), the connecting sleeve (316) is sleeved on the end of the air guide pipe (311) to make the central hole (313) communicate with the air guide pipe (311).

8. The oil sump integrated atomizer of claim 7, wherein, The outer wall of the air guide pipe (311) is provided with a plurality of annular grooves (317) on the inner part of the connecting sleeve (316) to realize the sealing between the sleeve (316) and the air guide pipe (311).

9. The oil sump integrated atomizer of claim 8, wherein, The outer side of the sealing silica gel (312) and the inner side of the connecting bottom plate (320) are provided with oil absorbing cotton (318), and the oil absorbing cotton (318) is provided with a penetrating hole (319) penetrating through to expose the sealing silica gel (312) to the oil injection through hole (30) on the outer wall of the atomizer body (3), and a metal pipe is inserted in the penetrating hole (319) to realize the supporting and positioning of the sealing silica gel (312).

10. An electronic cigarette comprising an atomizer and a battery rod assembly connected to each other, characterized in that, The atomizer is the oil tank integrated atomizer in any one of claims 1-9.

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