WO2015077999A1 - Battery rod, electronic cigarette, and assembly method for electronic cigarette - Google Patents

Abstract

A battery rod, an electronic cigarette, and an assembly method for the electronic cigarette. The battery rod is used for being assembled with an atomizer to form the electronic cigarette. The battery rod comprises a battery component used for electrically connecting to the atomizer, at least one protective sleeve (1) sleeved on the exterior of the battery component, and an end cap (2) connected to an extremity of the protective sleeve, where the end cap and the protective cover are integrally formed.

Description

 Method for assembling battery rod, electronic cigarette and electronic cigarette Technical field

 The invention relates to the field of daily electronic products, and in particular to a method for assembling a battery rod, an electronic cigarette and an electronic cigarette.

Background technique

An electronic cigarette is a simulated cigarette that is heated by atomizing a substance containing a fragrance to generate smoke for the user to smoke. At present, the oil storage chamber in most electronic cigarette smokers cannot be sealed. In the process of transportation and storage of electronic cigarettes, the smoke oil is easily leaked due to shock, which makes the user easy to suck the smoke oil during use, and seriously reduces the use of the product. The taste and reducing the service life of the electronic cigarette affect the user experience and are not conducive to quitting smoking.

 An electronic cigarette is a simulated cigarette that is heated by atomizing a substance containing a fragrance to generate smoke for the user to smoke.

 Most of the current The battery covers of the electronic cigarettes are all made of hard materials such as steel pipes and copper pipes, which make the electronic cigarettes feel harder and have a large gap with the real cigarettes, and cannot provide users with a good experience. Moreover, the sleeve and the end cap inserted on one end of the sleeve are separately disposed, and the intake hole is usually arranged to prevent the smoker's finger from blocking the air inlet communicating with the atomizing passage when smoking. At the junction of the sleeve and the end cap; in order to prevent the end cap from falling off the sleeve, it is usually necessary to fix the sleeve and the end cap with glue, such that the sleeve and the end cap are disposed The air inlet hole at the joint is easily blocked by glue, and the sleeve and the end cover are separately produced by using two different molds, and the end cover is not easily inserted into the sleeve during assembly, so assembly efficiency Low; in addition, the electronic cigarette produced in this way, the connection between the rigid sleeve and the end cover can not smoothly transition smoothly, affecting the appearance, and the separate sleeve and the end cover make the electronic cigarette not have a good simulation. The effect of smoke.

 Therefore, the prior art has drawbacks and needs improvement.

Summary of the invention

The technical problem to be solved by the present invention is to provide an assembly of a battery rod, an electronic cigarette and an electronic cigarette capable of effectively preventing the electronic cigarette air inlet from being blocked due to defects such as the air inlet hole being easily blocked by the glue in the prior art. method.

 The technical solution adopted by the present invention to solve the technical problem thereof is to provide a technical solution a battery rod for combining with an atomizer to form an electronic cigarette, the battery rod including a battery assembly for electrically connecting to the atomizer, the battery assembly jacket being provided with at least one protective sleeve, and connected to the An end cap of one end of the protective sleeve, the end cap being integrally formed with the protective sleeve.

In the battery rod of the present invention, the battery assembly includes a sleeve, a connector inserted at one end of the sleeve and used for connection with the atomizer, a battery inserted in the sleeve, and a control assembly, the battery being for electrically connecting to the connector and the control assembly, respectively, the hardness of the protective sleeve being less than the hardness of the sleeve.

 In the battery rod of the present invention, the protective cover is ethylene - Vinyl acetate copolymer parts, foam parts, silicone parts or industrial sponge parts.

In the battery rod according to the present invention, the protective cover includes a first outer sleeve and a second outer sleeve which are coaxially disposed, and the first outer sleeve is integrally formed with the end cover, and the first outer sleeve is One end abuts the second outer sleeve and the second outer sleeve has a hardness less than a hardness of the first outer sleeve.

In the battery rod of the present invention, the first outer sleeve includes a first outer surface, and the second outer sleeve includes a second outer surface, after the first outer sleeve and the second outer sleeve are butted, The first outer surface and the second outer surface form an axial coplanar surface.

 In the battery rod according to the present invention, the protective cover is further covered with a coating layer coaxial with the protective cover.

 In the battery rod of the present invention, the coating layer is a sticker.

 In the battery rod of the present invention, the The sticker includes a first surface and a second surface facing away from the first surface, the first surface being a smooth surface and conforming toward an outer surface of the protective sleeve, the second surface being provided with a three-dimensional floating portion.

 In the battery rod according to the present invention, the first surface is coated with an adhesive layer for attaching and fixing the sticker to the protective cover.

 In the battery rod according to the present invention, one end of the protective cover adjacent to the end cover or the end cover is provided with at least one air inlet hole.

In the battery rod according to the present invention, an end surface of the end cover is an oblate spherical surface, at least one of the air inlet holes is disposed on the concave and convex spherical surface, and the protective cover is adjacent to the end cover. Form a smooth transition.

 In the battery rod of the present invention, the end cover is made of a transparent material.

In the battery rod of the present invention, the battery assembly further includes a light fixture for indicating the operating state of the battery rod, one end of the light fixture being connected to the control assembly and electrically connected to the battery.

In the battery rod of the present invention, the sleeve extends away from the end edge of the end cover radially in a direction away from the axis of the sleeve to form a flange for stopping the displacement of the sleeve. .

In the battery rod of the present invention, the connecting member includes a first electrode, an insulator and a second electrode which are sequentially connected from the inside to the outside, and the first electrode and the second electrode are electrically connected to the battery, And for electrically connecting to the atomizer.

 The invention also provides an electronic cigarette, comprising a battery rod and an atomizer The battery rod includes a battery assembly for electrically connecting to the atomizer, the battery assembly jacket is provided with at least one protective sleeve, and an end cover connected to one end of the protective sleeve, the end cover and the end The protective sleeve is integrally formed.

 In the electronic cigarette of the present invention, the atomizer and the battery rod are of a unitary structure or a detachably connected structure.

 The invention also provides a method for assembling an electronic cigarette, the battery rod comprising a battery assembly for electrically connecting with the atomizer, comprising the following steps:

 S1 And a step of providing: providing at least one protective sleeve and an end cover integrally formed with one end of the protective sleeve, and the protective sleeve is sleeved outside the battery assembly;

 S2, a connecting step: connecting the atomizer and the battery rod such that the atomizer and the battery rod are electrically connected to each other.

 In the method of assembling an electronic cigarette according to the present invention, in the step S1 The preparation step is further included: providing a sleeve, inserting the control assembly, the battery and the connecting member into the sleeve in sequence to form the battery assembly, and opening at least one air inlet hole in the end cover.

 Implementing the invention

The assembly method of the battery rod, the electronic cigarette and the electronic cigarette has the following beneficial effects: by integrally forming the protective cover and the end cover, the air inlet hole can be effectively prevented from being blocked by the glue, and the protective cover and the end cover can be formed by using a mold. , simplifying production steps, increasing production efficiency, and protective covers and end caps

 The adjacent joints form a smooth transition, which increases the aesthetic effect.

DRAWINGS

 The present invention will be further described below in conjunction with the accompanying drawings and embodiments, in which:

 1 is a schematic structural view of a battery rod provided by one of the preferred embodiments of the present invention;

 Figure 2 is a schematic view showing the structure of the connection between the protective cover and the end cover shown in Figure 1;

 Figure 3 is a schematic structural view of the battery assembly shown in Figure 1;

 4 is a schematic structural view of a battery rod according to a second embodiment of the present invention;

 Figure 5 is a schematic view showing the structure of the connection between the first outer sleeve and the end cover shown in Figure 4;

 Figure 6 is a schematic structural view of the second outer sleeve shown in Figure 4;

 Figure 7 is a schematic view showing the structure of the cladding layer shown in Figure 4.

detailed description

In order to solve the prior art, the air intake hole of the electronic cigarette is easily blocked by the glue, and the battery cover is made of a hard material such as a steel pipe or a copper pipe, so that the electronic cigarette has a hard hand feeling and a large gap with the real cigarette. In the battery rod outer sleeve of the existing electronic cigarette, the protective cover integrally formed with the end cover can effectively prevent the air inlet hole from being blocked. In addition, the protective cover can also be made of soft material to enhance the feel of the battery rod, making it closer to real smoke, and providing users with a better user experience. And the protective cover and the end cover are integrally formed, and can be formed by using one mold, which simplifies the production steps and improves the production efficiency.

The present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

 Figure 1 As shown, a preferred embodiment of the present invention provides a battery rod for combining with an atomizer (not shown) to form an electronic cigarette. The battery rod includes a battery assembly for electrically connecting to the atomizer, and at least one protective sleeve sleeved outside the battery assembly. And an end cover 2 connected to one end of the protective cover 1 , and the end cover 2 is integrally formed with the protective cover 1 . As shown in Figure 2 and in conjunction with Figure 1, in this embodiment, the protective cover 1 is one, and the protective cover 1 The end cover 2 and the end of the protective cover 1 are fixedly connected in an integral manner, and the end of the protective cover 1 adjacent to the end cover 2 or the end cover 2 is provided with at least one air inlet hole 21 . By integrally forming the protective cover 1 and the end cover 2, the traditional electronic cigarette production is prevented from using the glue to fix the protective cover 1 and the end cover 2, and the glue blocks the air inlet hole 21 The problem. And in order to increase the aesthetics of the entire battery rod, the end cover 2 and the protective sleeve 1 form a smooth transition. The end surface of the end cap 2 has a substantially concave-convex shape, and the concave-convex spherical surface is provided with at least one air inlet 21, the main function of the air inlet hole 21 is to supply airflow, when the user inhales through the suction nozzle (not shown), the airflow from the air inlet hole 21 The inflow then flows through the air flow passage in the battery rod to the atomizing passage of the atomizer, and is sent into the smoker's mouth together with the smoke formed by the atomization of the liquid in the atomizer.

 In addition, the end cap 2 is made of a transparent material, and when the internal lamp of the battery rod is opened, light energy is transmitted from the end cover 2, and the end cover 2 The concave and convex spherical surface can emit the internal light to produce different levels of light and dark, and has the feeling of simulating the smoke, so that the battery rod is closer to the real smoke effect. It can be understood that the end cap 2 The shape of the end face can also be a smooth spherical surface.

 Further, the protective cover 1 is made of ethylene-vinyl acetate copolymer, foam, silica gel or industrial sponge, that is, the protective cover 1 It is made of ethylene-vinyl acetate copolymer, foam parts, silicone parts or industrial sponge parts. Protective cover 1 Direct contact with the user's hand, its main function is to increase the softness of the battery rod to make it closer to the effect of real smoke, so in order to ensure the softness of the protective cover 1, the thickness of the protective cover 1 is set at 0.5mm to Between 5mm range. When the protective cover 1 is made of a hard material, in order to ensure the softness of the protective cover 1, the thickness of the protective cover 1 should not be too thick, and should be a thin layer; when the protective cover 1 Made of soft material, the protective cover 1 should not be too thin. Therefore, the thickness of the protective cover 1 is related to the choice of materials, mainly to make the protective cover 1 softer and closer to the effect of real smoke.

 As shown in FIG. 3 and in conjunction with FIG. 1, the battery assembly includes a sleeve 4, and a battery 5 mounted in the sleeve 4, and a control assembly 6 And a connecting member and a luminaire (not shown), the connecting member mainly comprises a first electrode 7, an insulator 8 and a second electrode 9. The sleeve 4 is generally a hollow cylindrical structure, one end of the sleeve 4 is used for the end cap 2 Connected, the connector is inserted at the other end of the sleeve 4 and used for connection with the atomizer, the battery 5 is inserted into the sleeve 4, and the control assembly 6 is inserted into the sleeve 4 and located between the battery 5 and the end cover 2 between. battery 5 Mainly used for electrical connection with the connector and control unit 6, respectively, to supply power to the atomizer.

 Further, the luminaire is inserted in the sleeve 4 and located between the control assembly 6 and the end cover 2, one end of the luminaire and the control assembly 6 Connected and electrically connected to battery 5. The luminaire is mainly used to indicate the working state of the battery rod, and the mold simulates the burning of the smoke. When the battery rod is in the working state, the illuminating light is emitted, and the light is from the end cover made of transparent material. The medium is transmitted out; when the battery rod is not working, the lamp is not lit.

 Further, as shown in FIG. 3, the side edge of the sleeve 4 away from the end cover 2 radially extends away from the axial direction of the sleeve 4 to form a flange. 41, the flange 41 is mainly used for the displacement of the stopper cover 1, since the sleeve is sleeved from the end of the sleeve 4 outside the battery assembly, the flange 41 can prevent the sleeve 1 from being sleeved 4 The other end fell off. In the present embodiment, the thickness of the flange 41 is adapted to the thickness of the protective cover 1.

 Wherein, the inner surface of the protective cover 1 may be a smooth surface for closely fitting with the outer surface of the sleeve 4, and the protective sleeve 1 and the sleeve 4 There is also a bonding layer between them, and the outer surface of the protective cover 1 can also be designed with a three-dimensional graphic text and pattern, and the text and / or pattern can be logo It can be a product description, etc., in order to promote corporate information, so that users have more opportunities to understand the company and increase corporate visibility.

 Further, the hardness of the protective cover 1 is smaller than the hardness of the sleeve 4, and the soft and hard structure of the two can be matched by the sleeve 4 The components in the battery assembly are stably received, and the user is provided with a comfortable user experience through the protective cover 1, and the overall structure is stable and reliable and easy to assemble.

 As shown in FIG. 1, the connecting member includes a first electrode 7 , an insulator 8 and a second electrode 9 which are connected in series from the inside to the outside, and the first electrode Both the 7 and the second electrode 9 are electrically connected to the battery 5 and are used to electrically connect to the atomizer. The insulator 8 is interposed between the first electrode 7 and the second electrode 9 for realizing the first electrode 7 and the second electrode 9 Electrical isolation between. The specific connection relationship, installation location, and the like are prior art, and therefore will not be described in detail herein.

 During the assembly process, the battery 5, the control unit 6, the connecting member and the luminaire are first inserted into the sleeve 4 to form a battery assembly; then the end cap is assembled 2 One-piece protective cover 1 is sleeved from one end of the sleeve 4 outside the battery assembly, so that the other end of the protective sleeve 1 connected to the end cover 2 abuts against the flange 41. And a protective sleeve that abuts the flange 41 1 It is also coplanar with the axial direction of the flange 41, that is, the thickness of the flange 41 is equal to the wall thickness of the protective cover 1, so that the protective cover 1 is provided with the same outer surface as the flange 41, which is not only beautiful but also has a flange 41. It also acts as a positioning and limit to prevent the cover 1 from shifting. By integrally forming the protective cover 1 and the end cap 2, it is convenient to fit the battery pack into the protective cover 1 and position it on the flange 41. It is very convenient to install. It is to be understood that the battery assembly may also include only the battery 5 and the connecting member, the battery 5 is directly housed in the protective cover 1, and the connecting member is inserted in the protective cover. One end of 1, etc., its structure is not specifically limited.

 The battery rod and the atomizer of the present invention are detachably connected. It can be understood that the battery rod and the atomizer can also be an integrated structure. The battery assembly and the atomization assembly are disposed outside the electronic cigarette.

 Figure 4 shows a battery rod provided by a preferred embodiment of the present invention, the battery rod being used with an atomizer (not shown) Combine to form an electronic cigarette. The difference between this embodiment and the first embodiment lies in the structure and the number of the protective cover 1, and the protective cover 1 is covered with a coating layer to increase the flexibility of the battery rod.

 As shown in FIG. 4, the protective cover 1 sleeved outside the battery assembly includes two, which are a first outer sleeve 11 and a second outer sleeve 12, respectively. One end of the first outer sleeve 11 is integrally formed with the end cover 2, and the other end of the first outer sleeve 11 and the second outer sleeve 12 abut each other, and the first outer sleeve 11 and the second outer sleeve 12 Coaxial. The first outer sleeve 11 and the second outer sleeve 12 are designed to be concentrically the same diameter for better fit on the sleeve 4 A flat and smooth transition is formed on the top for a more realistic simulation, and the assembly is more convenient and simpler than having only one protective cover 1. Moreover, preferably, the second outer sleeve 12 The hardness is smaller than the hardness of the first outer sleeve 11, and since the nozzle is disposed at an end of the electronic cigarette close to the second outer sleeve 12, the user's finger is usually clamped to the second outer sleeve 12 The area in which it is located, so the second outer sleeve 12 made of a softer material has a more real smoke effect and better user experience. By setting the hardness of the first outer sleeve 11 to be larger than the second outer sleeve 12 The hardness of the battery rod ensures a stable and reliable structure.

 As shown in Fig. 5 and Fig. 6, the first outer sleeve 11 and the second outer sleeve 12 are both hollow cylindrical structures, all using ethylene - Made from vinyl acetate copolymer, foam, silica gel or industrial sponge. The first outer sleeve 11 includes a first outer surface 111, and the second outer sleeve 12 includes a second outer surface 121 for closer to the real smoke effect. After the first outer sleeve 11 and the second outer sleeve 12 are butted, the first outer surface 111 and the second outer surface 121 form an axially coplanar surface. In order to secure the first outer sleeve 11 and the second outer sleeve 12 The softness sets the thickness of the first outer sleeve 11 and the second outer sleeve 12 between 0.5 mm and 5 mm.

 Further, the end cover 2 is fixedly connected to one end of the first outer sleeve 11 in an integral manner, and Increasing the aesthetics of the entire battery rod, the end cap 2 forms a smooth transition with the adjacent junction of the first outer sleeve 11.

 As shown in FIG. 7 and in combination with FIG. 4, the protective cover 1 is further covered with a coating layer 3 coaxial with the protective cover 1, and the covering layer 3 Can be stickers, etc. The main function of the cladding 3 is to fix the first outer sleeve 11 and the second outer sleeve 12 outside the battery assembly such that the first outer sleeve 11 and the second outer sleeve 12 A fixed connection is made between the first outer sleeve 11 and the second outer sleeve 12 to avoid separation during use.

 Additionally, the sticker includes a first surface 31 and a second surface 32 that faces away from the first surface 31. First surface 31 a smooth surface for bonding to the outer surfaces of the first outer sleeve 11 and the second outer sleeve 12 during winding, the first surface 31 is coated with an adhesive layer for the sticker and the first Outer casing 11 It is fixed to the second outer sleeve 12 and fixed. The second surface 32 can be provided with a three-dimensional floating part, so that some corporate information and products can be put 'LOGO 'Equivalent to make a three-dimensional pattern attached to the second surface to increase visual effects and advertising effects.

 It can be understood that the coating layer 3 can be omitted, directly on the first outer sleeve 11 and the second outer sleeve 12 The outer surface is provided with a body floating portion, and some corporate information and products 'LOGO' and the like are attached to the second surface 32 in a three-dimensional pattern. In addition, the protective cover 1 in the first embodiment may also be provided with a cladding layer 3 .

 Further, the cladding layer 3 is used to connect the first outer sleeve 11 and the second outer sleeve 12 In addition, the flexibility of the battery rod can be further increased, and therefore, the thickness of the coating layer 3 is in the range of 0.1 mm to 2 mm.

In addition, in order to provide users with more colorful visual effects, the two butt ends of the sticker can be designed as a slit structure, and the slit structure can be a point connection, a wire connection and a surface connection, and these connection forms can be designed as two opposite connections. The detachable connection, such as fastening, can easily replace the sticker, so that the user can replace the different patterns of different stickers after using for a period of time, adding visual effects and providing more More information.

 During the assembly process, the battery 5, the control assembly 6, the connector and the luminaire are first inserted into the sleeve 4 to form a battery assembly; The second outer sleeve 12 is sleeved on the sleeve 4; finally, the first outer sleeve 11 integrally formed with the end cover 2 is sleeved outside the battery assembly such that one end of the second outer sleeve 12 and the first outer sleeve 11 Opposite, while the other end of the second outer sleeve 12 abuts against the flange 41, and the first outer surface 111 of the first outer sleeve 11 and the second outer surface 121 of the second outer sleeve 12 Axial coplanar. The advantage of axial coplanarity is that the sticker wrapped on the outside can be attached flatly, without wrinkles and other problems, and the adhesion is better, and the simulation effect is better. And abutting the second outer casing of the flange 41 12 is also coplanar with the axial direction of the flange 41, that is, the thickness of the flange 41 is equal to the wall thickness of the second outer sleeve 12, so that the second outer sleeve 12 is fitted with the flange 41. For the same surface, not only is the appearance good, but the flange 41 also functions as a positioning and a limit to prevent the second outer sleeve 12 from being displaced.

 The invention also provides a method for assembling an electronic cigarette, the electronic cigarette comprising an atomizer and a battery rod, comprising the following steps:

 S1, kit step: providing at least one protective cover 1 made of a soft material and an end cover 2 integrally formed with the protective cover 1 , the protective cover 1 is set outside the battery assembly;

 S2. Connecting step: connecting the atomizer and the battery rod such that the atomizer and the battery rod are electrically connected to each other.

 Before the step S1, a preparation step is further included: providing a sleeve 4, a control component 6, and a battery 5 And the connecting member is sequentially inserted into the sleeve 4 to form the battery assembly, and at least one suction hole 21 is opened in the end cover 2.

In summary, the present invention provides a protective cover for the battery rod jacket of the existing electronic cigarette, which can effectively enhance the hand feeling of the battery rod, and is softer to use, closer to real smoke, and provides a better user experience for the user. Moreover, the protective sleeve and the end cover are integrally formed, which can effectively prevent the suction hole from being blocked by the glue, and can be formed by using a mold, which simplifies the production steps, improves the production efficiency, and protects the sleeve and the end cover. The adjacent joints form a smooth transition, which increases the aesthetic effect.

While the invention has been described by way of specific embodiments, the embodiments of the invention In addition, various modifications may be made to the invention without departing from the scope of the invention. Therefore, the invention is not limited to the specific embodiments disclosed, but all the embodiments falling within the scope of the appended claims.

Claims (19)

A battery rod for combining with an atomizer to form an electronic cigarette, the battery rod comprising a battery assembly for electrically connecting with the atomizer, wherein the battery assembly jacket is provided with at least one protective sleeve ( 1 And an end cover (2) connected to one end of the protective cover (1), the end cover (2) being integrally formed with the protective cover (1).  The battery rod according to claim 1, wherein the battery assembly includes a sleeve (4) that is inserted into the sleeve (4) a connector for connecting to the atomizer, a battery (5) inserted in the sleeve (4), and a control assembly (6) for respectively Connecting parts and control components ( 6) Electrical connection, the hardness of the protective sleeve (1) is smaller than the hardness of the sleeve (4).  The battery rod according to claim 1, wherein the protective cover (1) is ethylene - Vinyl acetate copolymer parts, foam parts, silicone parts or industrial sponge parts.  The battery rod according to claim 1, wherein the protective cover (1) comprises a first outer sleeve (11) and a second outer sleeve (12) disposed coaxially The first outer sleeve (11) is integrally formed with the end cover (2), one end of the first outer sleeve (11) and the second outer sleeve (12) are butted against each other and the second Outer casing (12 The hardness is less than the hardness of the first outer sleeve (11).  The battery rod according to claim 4, wherein said first outer sleeve (11) comprises a first outer surface (111), said second outer sleeve ( 12) comprising a second outer surface (121), the first outer sleeve (11) and the second outer sleeve (12), the first outer surface (111) and the second outer surface (121) ) forming an axial coplanar.  The battery rod according to claim 1, wherein the protective cover (1) is further covered with a coating layer coaxial with the protective cover (1) (3) ).  A battery rod according to claim 6, characterized in that the coating (3) is a sticker.  The battery rod according to claim 7, wherein the sticker comprises a first surface (31) and a second surface facing away from the first surface (31) ( 32), the first surface (31) is a smooth surface and is attached to the outer surface of the protective cover (1), and the second surface (32) is provided with a three-dimensional floating portion.  A battery rod according to claim 8, wherein said first surface (31) is coated with an adhesive layer for attaching said sticker to said protective cover ( 1) Fit and fix.  The battery rod according to claim 1, wherein one end of the protective cover (1) adjacent to the end cover (2) or the end cover (2) There is at least one air inlet hole (21).  The battery rod according to claim 10, wherein the end cap (2) The end face shape is an oblate spherical surface on which at least one of the intake holes (21) is disposed, and the protective sleeve (1) and the end cap (2) adjacent to each other form a smooth transition.  The battery rod according to claim 10, characterized in that the end cover (2) is made of a transparent material.  According to claim 2 The battery rod, characterized in that the battery assembly further comprises a light fixture for indicating the working state of the battery rod, one end of the light fixture is connected to the control component (6) and electrically connected to the battery ( 5).  The battery rod according to claim 2, wherein the sleeve (4) is away from the sleeve away from a side edge of the end cover (2) (4) The axial direction of the axis extends radially to form a flange (41) for stopping the displacement of the protective sleeve (1).  The battery rod according to claim 2, wherein the connecting member comprises a first electrode (7) and an insulator (8) which are connected in series from the inside to the outside. And a second electrode (9), the first electrode (7) and the second electrode (9) are both electrically connected to the battery (5) and used for electrical connection with the atomizer.  An electronic cigarette, including a battery rod and an atomizer The battery rod includes a battery assembly for electrically connecting to the atomizer, wherein the battery assembly jacket is provided with at least one protective sleeve (1) and connected to one end of the protective sleeve (1) End caps ( 2 The end cap (2) is integrally formed with the protective cover (1).  The electronic cigarette according to claim 16, wherein the atomizer and the battery rod are of a unitary structure or a detachably connected structure. An assembly method of an electronic cigarette, the electronic cigarette comprising an atomizer and a battery rod, the battery rod comprising a battery assembly for electrically connecting with the atomizer, It is characterized in that it comprises the following steps: S1, kit step: providing at least one protective cover (1) and an end cover (2) integrally formed with one end of the protective cover (1), the protective cover (1) Having a sleeve outside the battery assembly; S2, a connecting step: connecting the atomizer and the battery rod such that the atomizer and the battery rod are electrically connected to each other.  The electronic cigarette according to claim 18, further comprising a preparation step before the step S1: providing a sleeve (4), and controlling the component (6) The battery (5) and the connector are sequentially inserted into the sleeve (4) to form the battery assembly, and at least one air inlet hole (21) is opened in the end cover (2).

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