CN216723121U - A cigarette bullet and electron cigarette for electron cigarette - Google Patents

Abstract

The embodiment of the application provides a cartridge and electron cigarette for electron cigarette, the cartridge includes: the shell comprises a first shell and a second shell, the first shell and the second shell are in sealed butt joint, the shell is provided with an air outlet, and an inner cavity of the shell is divided into a liquid storage cavity and an atomization cavity; the atomizing core assembly is arranged in the inner cavity of the shell and is configured to absorb liquid in the liquid storage cavity and generate heat to atomize the liquid in the atomizing cavity; an air outlet pipeline is arranged in the shell and is communicated with the air outlet and the atomization cavity. Split type first shell has reduced the processing degree of difficulty of cigarette bullet with the second shell, and parts such as pipeline, separator of giving vent to anger in the shell arrange, the shaping more easily.

Description

A cigarette bullet and electron cigarette for electron cigarette

Technical Field

The application belongs to the technical field of the electron cigarette, specifically, this application relates to a cigarette bullet and electron cigarette for electron cigarette.

Background

Electronic cigarettes typically include a tobacco rod and a cartridge. After the cigarette rod supplies power to the cigarette cartridge, the cigarette cartridge heats and atomizes the cigarette liquid in the cigarette cartridge to form smoke to be sucked by a user. In recent years, electronic cigarettes are favored by consumers due to the characteristics of convenience in use, small harm to the body and the like.

The existing electronic cigarette has more internal components, and the internal components are too compact while keeping the miniaturization design. The casing of the electronic cigarette is generally arranged as a whole, so that difficulty is brought to the forming of the internal structure of the electronic cigarette, and the installation difficulty of each part in the casing is increased.

In this regard, there is a need for an improved internal structure of an electronic cigarette and an optimized electronic cigarette product.

SUMMERY OF THE UTILITY MODEL

It is an object of embodiments of the present application to provide a cartridge for an electronic cigarette and a solution for an electronic cigarette.

According to a first aspect of the present application, there is provided a cartridge for an electronic cigarette, comprising:

the shell comprises a first shell and a second shell, the first shell and the second shell are in butt joint to form the shell, the shell is provided with an air outlet, and an inner cavity of the shell is divided into a liquid storage cavity and an atomization cavity;

an atomizing core assembly disposed in the inner cavity of the housing, the atomizing core assembly configured to absorb liquid of the liquid storage chamber and generate heat to atomize the liquid in the atomizing chamber;

an air outlet pipeline is arranged in the shell and is communicated with the air outlet and the atomization cavity.

Optionally, a partition is arranged in the inner cavity of the housing, and the partition divides the inner cavity of the housing into the liquid storage cavity and the atomization cavity.

Optionally, the housing has a length direction, a width direction, and a thickness direction, and the reservoir chamber, the partition, and the nebulization chamber are arranged along the length direction of the housing.

Optionally, the first housing is separated from the second housing along a cross section of the housing in a length direction, and one of the first housing and the second housing is an upper housing and the other is a lower housing.

Optionally, the partition is disposed on the lower housing, and the partition, a portion of the lower housing, and the upper housing enclose the reservoir.

Optionally, the joint of the upper housing and the lower housing has a predetermined distance from the partition.

Optionally, the partition is disposed on the upper housing, and the partition and a portion of the upper housing enclose to form the reservoir chamber.

Optionally, the first housing and the second housing are separated along a longitudinal section direction of the length direction of the housing, and one of the first housing and the second housing is a left housing and the other is a right housing.

Optionally, the joint between the left housing and the right housing is disposed on a side wall of the housing in the width direction.

Optionally, the partition is clamped between the left housing and the right housing, and the partition, a part of the left housing and the right housing enclose the liquid storage cavity.

Optionally, the partition includes a left partition and a right partition, the left partition is integrally formed with the left housing, the right partition is integrally formed with the right housing, and the left partition, the right partition, a portion of the left housing, and the right housing portion enclose the reservoir.

Optionally, the first housing is sealingly connected to the second housing.

Optionally, the butt joint of the first housing is formed with a positioning end face on which the butt joint of the second housing abuts, and the positioning end face is configured to be hermetically connected by ultrasonic welding.

Optionally, the butt joint of the first housing is formed with a positioning end face and a surrounding edge, the surrounding edge is located at the periphery of the positioning end face, and the surrounding edge extends a predetermined distance relative to the positioning end face in a direction toward the second housing;

the butt joint of the second shell is inserted into the inner side of the surrounding edge and abutted against the positioning end face.

Optionally, the locating end face is configured to be sealingly connected by ultrasonic welding;

and/or the inner surface of the surrounding edge and the top end of the second shell are connected in a sealing mode through ultrasonic welding.

Optionally, the second housing is provided with a groove at the interface, the groove accommodating the surrounding edge.

Optionally, a welding rib is formed on the positioning end face.

Optionally, a first sealing ring is arranged at the joint of the first housing and the second housing.

Optionally, a sealing groove is formed in the outer peripheral side surface of the butt joint of the second housing, the first sealing ring is embedded in the sealing groove, and the first sealing ring forms interference fit with the sealing groove and the inner side surface of the surrounding edge;

or, the inner side surface of the surrounding edge is provided with a sealing groove, the first sealing ring is embedded in the sealing groove, and the first sealing ring is in interference fit with the sealing groove and the peripheral side surface of the top end of the second shell.

Optionally, the first sealing ring is clamped between the locating end face and the second housing.

Optionally, a sealing groove is formed on the positioning end face and/or a plane of a joint of the second housing, and the first sealing ring is embedded in the sealing groove.

Optionally, the air outlet pipe is integrally formed in the housing, the first housing has a first air outlet pipe, the second housing has a second air outlet pipe, and the first air outlet pipe and the second air outlet pipe are in sealed butt joint to form the air outlet pipe in combination.

Optionally, a pipe sealing element is disposed at a butt end face of the first outlet pipe and the second outlet pipe.

Optionally, the interface of the first outlet duct and the second outlet duct is configured to sealingly interface by ultrasonic welding.

Optionally, a slot is formed at an end of the first air outlet pipe, a pipe plug is formed at an end of the second air outlet pipe, and the pipe plug is inserted and fixed in the slot.

Optionally, a second sealing ring is sleeved on the pipe plug, and the second sealing ring is in interference fit with the pipe plug and the slot.

Optionally, a clamping hook is arranged on the first shell, a clamping groove is arranged on the second shell, and the clamping hook is clamped and fixed with the clamping groove.

Optionally, a first sealing ring is arranged at the joint of the first housing and the second housing.

Optionally, the hook is disposed on one side of an inner surface of the first housing, and the slot is disposed on an inner surface of the second housing.

Optionally, an inner positioning rib is formed in the first outer shell, and the inner positioning rib extends outwards from the butt joint of the first outer shell;

the inner positioning rib is attached to the inner surface of the second shell;

the hook is formed at an end of the inner positioning rib.

Optionally, the housing includes a bottom cover, the bottom cover is disposed on the second housing, and the bottom cover seals the opening of the second housing. According to a second aspect of the present application, there is provided an electronic cigarette comprising:

the cigarette rod is internally provided with an electrical component and is provided with an accommodating groove with an open top end;

in the cartridge of the first aspect, at least a portion of the housing is inserted into the receiving slot, and the atomizing core assembly is electrically connected to the electrical assembly.

One technical effect of the embodiment of the application is as follows: the split type shell simplifies the process of arranging parts and the air outlet pipeline in the smoke cartridge and reduces the processing and assembling difficulty.

Further features of the present application and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which is to be read in connection with the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the application and together with the description, serve to explain the principles of the application.

Figure 1 is a cross-sectional view of a cartridge for an electronic cigarette according to an embodiment of the present disclosure;

figure 2 is a cross-sectional exploded view of a cartridge for an electronic cigarette according to an embodiment of the present disclosure;

figure 3 is a cross-sectional view of another cartridge for an electronic cigarette provided in an embodiment of the present application;

figure 4 is a cross-sectional view of yet another cartridge for an electronic cigarette provided in an embodiment of the present application;

figure 5 is a perspective view of a first housing for an electronic cigarette according to an embodiment of the present disclosure;

figure 6 is a cross-sectional view of a first housing for an electronic cigarette according to an embodiment of the present application;

figure 7 is a perspective view of a second housing for an electronic cigarette according to embodiments of the present application;

figure 8 is a cross-sectional view of a second housing for an electronic cigarette according to an embodiment of the present application.

Wherein: 1. a first housing; 11. an air outlet; 12. positioning the end face; 13. surrounding the edge; 14. a first outlet pipe; 141. a slot; 2. a second housing; 21. a sealing groove; 22. a second air outlet pipe; 221. a pipe plug; 3. a separator; 31. a vent hole; 4. an atomizing core assembly; 41. a porous body; 42. an atomizing cartridge seal; 5. a first seal ring; 6. a pipe seal; 7. a second seal ring; 8. a hook is clamped; 9. positioning ribs inside; 10. a bottom cover; 101. an air inlet; 102. a third seal member; 103. a conductive nail; 104. absorbing liquid; 105. a flow distribution plate;

100. a liquid storage cavity; 200. an atomizing chamber.

Detailed Description

Various exemplary embodiments of the present application will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present application unless specifically stated otherwise.

The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the application, its application, or uses.

Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.

In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

With reference to fig. 1-8, embodiments of the present application provide a cartridge for an electronic cigarette, the cartridge comprising:

a housing comprising a first housing 1 and a second housing 2.

Alternatively, the housing may have a length direction, which may be a vertical direction in fig. 1, that is, an a direction in fig. 1, a width direction, which may be a horizontal direction in fig. 1, that is, a b direction in fig. 1, and a thickness direction, which may be a direction perpendicular to the paper in fig. 1, that is, a c direction in fig. 1. The size of the shell along the length direction is larger than the size of the shell along the width direction, and the size of the shell along the width direction is larger than the size of the shell along the thickness direction, so that the structure of the cigarette bullet is convenient to explain.

The first housing 1 and the second housing 2 are butted to form the housing, and specifically, the housing may be formed by butting the first housing 1 and the second housing 2, so that a complete inner cavity is formed in the housing. The first shell 1 is provided with an air outlet 11,

the inner chamber of shell can be divided into stock solution chamber 100 and atomizing chamber 200 along length direction, stock solution chamber 100 is stored with the liquid that can supply the atomizing, for example tobacco tar etc. in the storage, atomizing chamber 200 is used for holding the atomizing aerosol after the atomizing.

An atomizing core assembly 4, see fig. 1 and 2, optionally, the atomizing core assembly 4 is disposed in the inner cavity of the housing, and the atomizing core assembly 4 is configured to absorb the liquid in the liquid storage chamber 100 and generate heat to atomize the liquid in the atomizing chamber 200, so that an atomized aerosol for a user to inhale is formed in the atomizing chamber 200.

Alternatively, the atomizing core assembly 4 may include a porous body 41 and an atomizing core seal 42, and the atomizing core seal 42 is wrapped around the porous body 41 and is embedded into the inner cavity of the housing together. The atomizing core sealing member 42 may be made of a soft rubber material, which forms a seal between the porous body and the partition member by interference fit to prevent the liquid in the liquid storage chamber 100 from leaking from the atomizing core assembly 4; on the other hand, the atomizing core seal 42 positions and fixes the entire atomizing core assembly 4, and the atomizing core seal 42 protects the porous body 41.

Be provided with the pipeline of giving vent to anger in the shell, the pipeline of giving vent to anger will gas outlet 11 with atomizing chamber 200 intercommunication makes atomizing aerosol in atomizing chamber 200 can pass through the pipeline of giving vent to anger carries gas outlet 11, and then is sucked by the user.

Specifically, the outlet pipe may be partially disposed in the first housing 1, and partially disposed in the second housing 2. First shell 1 and second shell 2 accurate butt joint back formation are sealed, can be convenient for the outlet duct set up respectively in first shell 1 and second shell 2 for the inside outlet duct of first shell 1 and second shell 2 can be fashioned respectively, for example is in through the mode of moulding plastics respectively the inside shaping part outlet duct of first shell 1 and second shell 2, and can make the inside outlet duct of first shell 1 and second shell 2 is accurate relative, guarantees the leakproofness and the smoothness nature of outlet duct. The air outlet pipeline is formed in the first shell 1 and the second shell 2 respectively, so that the machining process of the air outlet pipeline can be simplified, and the problem that the air outlet pipeline is difficult to perform injection molding is avoided.

Optionally, referring to fig. 1, the housing has a length direction a, a width direction b and a thickness direction c, a partition 3 is disposed in the housing, and the partition 3 divides an inner cavity of the housing into the liquid storage cavity 100 and the atomization cavity 200.

As for the separator 3, optionally, a vent hole 31 may be opened at the separator 3. The vent hole 31 may be provided directly in the partition member 3, or may be provided in the casing at a position close to the edge of the partition member 3. The air vent holes 31 may be staggered from the atomizing core assembly 4 in the width direction, thereby reducing the size of the housing in the thickness direction. This design enables the vent hole 31, the air outlet duct, and the like to occupy no space in the thickness direction at the position corresponding to the separator 3. The atomizing core assembly 4 can occupy the space in the thickness direction at the partition 3, and the tobacco tar is absorbed and atomized with a sufficient space. And the size of the whole shell in the thickness direction can not be increased due to stacking of too many structural parts, and structural conditions are provided for thinning of the whole smoke cartridge in the thickness direction.

Optionally, the housing has a length direction, a width direction, and a thickness direction, and the reservoir chamber 100, the partition 3, and the atomization chamber 200 are arranged along the length direction of the housing.

Specifically, the longitudinal direction may be a vertical direction in fig. 1, the width direction may be a horizontal direction in fig. 1, and the thickness direction may be a direction perpendicular to the paper surface in fig. 1. The dimension of the housing in the length direction is larger than the dimension of the housing in the width direction, and the dimension of the housing in the width direction is larger than the dimension of the housing in the thickness direction. Stock solution chamber 100, separator 3 and atomizing chamber 200 are followed during the length direction of shell arranges, can give stock solution chamber 100 and atomizing chamber 200 reserve great space that sets up, guarantee the liquid reserve volume and the atomization effect of cigarette bullet.

Alternatively, referring to fig. 1, the first housing 1 is separated from the second housing 2 along a cross section of the housing in a length direction, and one of the first housing 1 and the second housing 2 is an upper housing and the other is a lower housing.

Specifically, the length direction may be a vertical direction in fig. 1, and a cross section of the first housing 1 and the second housing 2 in the length direction of the housings is divided such that one of the first housing 1 and the second housing 2 faces upward and the other faces downward. Specifically, the first housing 1 may be an upper housing and the second housing 2 may be a lower housing, or the first housing 1 may be a lower housing and the second housing 2 may be an upper housing.

Optionally, referring to fig. 1, the partition 3 is disposed on the lower housing, and the partition 3, a portion of the lower housing and the upper housing enclose the liquid storage chamber 100.

Specifically, the reservoir chamber 100, the partition 3 and the atomizing chamber 200 may be arranged from top to bottom along the length direction of the housing, that is, the reservoir chamber 100 is located at the top inside the housing, when the partition 3 is disposed in the lower housing, since the butt joint of the upper housing and the lower housing is higher than the partition 3, the lower housing and the upper housing enclose the reservoir chamber 100, so as to ensure the sealing performance of the reservoir chamber 100.

Optionally, the joint of the upper and lower housings has a predetermined distance from the partition 3.

Specifically, the joint of the upper housing and the lower housing may be fixed by ultrasonic welding, adhesive bonding, or laser welding. In order to avoid the influence of ultrasonic welding, bonding or laser welding on the structure of the partition 3, a predetermined distance may be left between the joint of the upper housing and the lower housing and the partition 3, and the predetermined distance may be an absolute value in a range of 5mm to 10mm, or a relative value around one tenth to one fifth of the housing in the length direction, as long as the integrity of the partition 3 can be ensured on the basis of facilitating the joint fixation of the upper housing and the lower housing.

Optionally, the partition 3 is disposed on the upper housing, and the partition 3 and a part of the upper housing enclose to form the liquid storage chamber 100.

Specifically, the reservoir chamber 100, the partition 3, and the aerosolization chamber 200 may be arranged from top to bottom along the length of the housing, i.e., the reservoir chamber 100 is at the top of the housing. When the partition 3 is disposed on the upper housing, the partition 3 and the upper housing partially enclose the liquid storage cavity 100, so that the sealing performance of the liquid storage cavity 100 can be ensured. And the upper housing and the partition 3 may be formed by 3D printing or the like to ensure structural integrity and dimensional accuracy of the upper housing and the partition 3.

Optionally, the first housing 1 and the second housing 2 are separated along a longitudinal section direction of the length direction of the housings, and one of the first housing 1 and the second housing 2 is a left housing and the other is a right housing.

Specifically, the length direction may be a vertical direction in fig. 1, and the first housing 1 and the second housing 2 are separated along a longitudinal section of the housing in the length direction, that is, the vertical direction, so that one of the first housing 1 and the second housing 2 faces to the left and the other faces to the right. Specifically, the first housing 1 may be a left housing and the second housing 2 may be a right housing, or the first housing 1 may be a right housing and the second housing 2 may be a left housing.

Optionally, the joint between the left housing and the right housing is disposed on a side wall of the housing in the width direction.

Specifically, the first housing 1 and the second housing 2 are separated from each other along a longitudinal section of the housing in the longitudinal direction, so that each of the first housing 1 and the second housing 2 has a structure extending from an end in the thickness direction of the housing in the width direction and forming opposite side walls. After the left shell and the right shell are in butt joint, the butt joint part can be arranged on the opposite side walls of the shell in the width direction, so that the sealing performance of the left shell and the right shell after butt joint is ensured.

Optionally, the partition 3 is clamped between the left housing and the right housing, and the partition, a portion of the left housing and the right housing enclose the liquid storage chamber 100.

Specifically, the reservoir chamber 100, the partition 3, and the aerosolization chamber 200 may be arranged from top to bottom along the length of the housing, i.e., the reservoir chamber 100 is at the top of the housing. After the left and right housings are left-right butted, the liquid storage chamber 100 may occupy a portion of the inner space of the left housing and a portion of the inner space of the right housing, such that the partition, the portion of the left housing, and the portion of the right housing enclose the liquid storage chamber 100.

Optionally, the partition 3 includes a left partition and a right partition, the left partition is integrally formed with the left housing, the right partition is integrally formed with the right housing, and the left partition, the right partition, a portion of the left housing, and the right housing portion enclose the liquid storage chamber 100.

Specifically, the partition 3 is provided to divide the inner cavity of the housing into a liquid storage chamber 100 and an atomization chamber 200. When the left partition and the left housing are integrally formed, on one hand, a connection gap can be prevented from being formed between the peripheral side of the left partition and the inner side wall of the left housing, so that the sealing performance of the liquid storage cavity 100 is ensured, and the liquid in the liquid storage cavity 100 is prevented from leaking to the atomization cavity 200 from the space between the left partition and the left housing; on the other hand, the left shell and the left separator can be subjected to one-step injection molding, so that the molding process of the left shell and the left separator is simplified. Similarly, the right partition and the right housing are integrally formed, and the left partition, the right partition, the left housing and the right housing enclose the liquid storage cavity 100, so that the integrity of the liquid storage cavity 100 is ensured.

In addition, the partition 3 may be a separate member, and a structure such as a vent hole, a liquid passing hole, and a ventilation hole is formed in the partition 3, which increases the structural complexity of the partition 3. Since the partitioning member 3 is provided on the second housing 2, if the partitioning member 3 is directly molded in the second housing 2, a high requirement is imposed on the molding accuracy of the partitioning member 3, and the probability of molding a qualified partitioning member 3 at one time is greatly reduced. The embodiment of the application can take the separating element 3 as an independent component, namely the separating element 3 is installed on the second shell 2 after being formed separately, so that the structural integrity of the separating element 3 is ensured; and the structures such as the vent holes on the separating piece 3 are easier to form, thereby improving the forming efficiency of the separating piece 3.

Optionally, the first housing 1 is sealingly connected to the second housing 2.

Specifically, the joint of the first housing 1 and the second housing 2 may be formed by ultrasonic welding, bonding or laser welding. After the first shell 1 is connected with the second shell 2 in a sealing mode, not only can the integrity and the structural stability of the cavity inside the shell be guaranteed, but also the sealing performance of the shell can be improved, and the integrity of the liquid storage cavity 100 and the atomization cavity 200 in the shell is guaranteed.

Optionally, referring to fig. 1, the housing may further include a bottom cover 10, the bottom cover 10 is disposed on the second housing 2, and the bottom cover 10 seals the opening of the second housing 2.

Specifically, the bottom end of the second housing 2 may have an opening, and the bottom cover 10 is mounted on and blocks the opening. The bottom cover 10 is further provided with an air inlet 101 communicated with the atomizing chamber 200, and the air inlet 101 can provide continuous external air for the atomizing chamber 200. The inside of inlet port 101 is provided with flow distribution plate 105, flow distribution plate 105 to the air that passes through inlet port 101 shunts to carry the atomizing aerosol in the atomizing chamber 200 better and enter into in the pipeline of giving vent to anger. A third sealing member 102 is disposed between the bottom cover 10 and the inner wall of the opening of the second housing 2. The bottom cover 10 is further provided with a conductive nail 103, so that the cigarette rod is electrically connected to the atomizing core assembly 4 through the conductive nail 103. One side of the bottom cover 10 close to the atomizing cavity 200 is provided with a liquid absorption body 104, so that atomized aerosol in the atomizing cavity 200 can be absorbed by the liquid absorption body 104 after being condensed, and the condensed atomized aerosol is prevented from being leaked.

The embodiment of the application provides the cartridge comprises a housing, the housing comprises a first housing 1 and a second housing 2, an air outlet 11 is formed in the first housing 1, and the first housing 1 is in sealing butt joint with the second housing 2. The inner cavity of the housing is divided into a liquid storage cavity 100 and an atomization cavity 200. Atomizing core subassembly 4, atomizing core subassembly 4 is fixed in the inner chamber of shell. Be provided with the pipeline of giving vent to anger in the shell, the pipeline of giving vent to anger will gas outlet 11 with atomizing chamber 200 intercommunication makes atomizing aerosol in atomizing chamber 200 can pass through the pipeline of giving vent to anger carries gas outlet 11. First shell 1 forms sealedly after accurate butt joint with second shell 2, can be convenient for the pipeline of giving vent to anger set up respectively in first shell 1 and second shell 2 make the pipeline of giving vent to anger inside first shell 1 and second shell 2 can the shaping respectively.

Split type first shell 1 and second shell 2 have reduced the processing degree of difficulty of cigarette bullet, and parts such as the pipeline of giving vent to anger in the shell are arranged, the shaping more easily. Moreover, the liquid storage cavity 100 and the air outlet pipeline in the shell are easier to form into the required shapes.

Optionally, referring to fig. 1, 5 and 6, a positioning end face 12 is formed at the interface of the first housing 1 and the second housing 2, the interface of the second housing 2 and the first housing 1 abuts on the positioning end face 12, and the positioning end face 12 is configured to be hermetically connected by ultrasonic welding.

Specifically, when the butt joint of the second housing 2 abuts on the positioning end face 12, the upper end of the second housing 2 abuts on the positioning end face 12 of the lower end of the first housing 1 in fig. 1, so that the first housing 1 and the second housing 2 are assembled together. In order to improve the connection strength and the sealing performance of the assembly between the first housing 1 and the second housing 2, a fixed connection may be formed between the abutting portion of the second housing 2 and the positioning end face 12 to form a sealed housing structure. The butt joint of the second shell 2 and the positioning end face 12 can be in sealing connection through ultrasonic welding, and on the basis of ensuring the connection strength between the first shell 1 and the second shell 2, the sealing performance between the first shell 1 and the second shell 2 is improved. The ultrasonic welding is carried out at the positioning end face 12, so that the sealing reliability of the first shell 1 and the second shell 2 can be effectively improved. The ultrasonic welding process can fuse the materials of the first and second housings 1 and 2 together to prevent the liquid in the reservoir chamber 100 from leaking out. The use of ultrasonic welding at the end face is a preferred embodiment of the present solution.

Alternatively, referring to fig. 1 and 6, a positioning end face 12 and a surrounding edge 13 are formed at the joint of the first housing 1 and the second housing 2, the surrounding edge 13 is located at the periphery of the positioning end face 12, and the surrounding edge 13 extends a predetermined distance relative to the positioning end face 12 in a direction toward the second housing 2;

the top end of the second housing 2 is inserted inside the surrounding edge 13 and abuts against the positioning end face 12.

Specifically, after the surrounding edge 13 extends a predetermined distance in a direction toward the second housing 2 relative to the positioning end face 12, the surrounding edge 13 and the positioning end face 12 may form a step-shaped annular structure after being matched, and the size of the predetermined distance determines the depth of the insertion between the top end of the second housing 2 and the step-shaped annular structure. When the first housing 1 and the second housing 2 are in sealed butt joint, the top end of the second housing 2 can be inserted inside the surrounding edge 13, so that accurate alignment is formed between the first housing 1 and the second housing 2. In order to facilitate the insertion and engagement of the second housing 2 with the surrounding edge 13, an inwardly inclined slope may be formed at the outer periphery of the top end of the second housing 2, and an outwardly inclined slope may be formed at the inner side of the surrounding edge 13. And after the top end of the second housing 2 abuts against the positioning end face 12, the first housing 1 and the second housing 2 are connected in place, so that accurate assembly between the first housing 1 and the second housing 2 is realized.

By providing the positioning end face 12 and the surrounding edge 13 on the first housing 1, the connection reliability and the sealing property between the upper second housings can be effectively improved. On one hand, the surrounding edge 13 plays a role in positioning the upper second shell, so that the dislocation phenomenon between the upper second shell and the lower second shell is prevented, the second shell is connected from the periphery, and the connection reliability is improved; on the other hand, the surrounding edge 13 extends the abutment gap of the upper second housing, further avoiding air and liquid to leak from the abutment.

Optionally, referring to fig. 1 and 3, the locating end face 12 is configured to be sealingly connected by ultrasonic welding;

and/or the inner surface of the surrounding edge 13 and the top end of the second housing 2 are configured to be sealingly connected by ultrasonic welding.

Specifically, when the first housing 1 and the second housing 2 are in sealed abutment, the positions where the first housing 1 and the second housing 2 are in contact with each other include a first position where the upper end of the second housing 2 abuts against the positioning end face 12, and a second position where the inner surface of the surrounding edge 13 abuts against the outer peripheral side of the tip end of the second housing 2. In order to improve the connection strength and the sealing property between the first housing 1 and the second housing 2, the sealing connection between the first housing 1 and the second housing 2 may be achieved by ultrasonic welding in at least one of the first position and the second position, or the sealing connection between the first housing 1 and the second housing 2 may be achieved by ultrasonic welding in both the first position and the second position, so as to further improve the connection strength and the sealing property between the first housing 1 and the second housing 2. By performing ultrasonic welding using the surrounding edge 13, the fusion-joining area between the upper second casings can be increased, and the sealing property can be improved.

Optionally, the interface of the second housing 2 is provided with a recess, which accommodates the mating of the surrounding edge 13. The groove can be matched with a step-shaped annular structure formed after the surrounding edge 13 and the positioning end face 12 are matched, and accurate assembly between the first shell 1 and the second shell 2 is achieved.

Optionally, the positioning end face 12 is formed with a welding rib.

Specifically, when the positioning end face 12 is connected to the butt joint of the second housing 2 in a sealing manner by ultrasonic welding, a welding rib may be formed on the positioning end face 12, and then the welding rib is melted by ultrasonic, the melted welding rib may be attached to the butt joint of the positioning end face 12 and the second housing 2, and after the welding rib is cured, the sealing connection of the butt joint of the positioning end face 12 and the second housing 2 may be achieved, without ensuring the connection effect between the first housing 1 and the second housing 2, and the sealing property between the first housing 1 and the second housing 2 may also be improved. In addition, the welding rib may also be disposed at the joint of the second housing 2, or the welding rib is disposed at the joint of the positioning end face 12 and the second housing 2, which is not limited in this embodiment of the application.

Optionally, referring to fig. 1, a first sealing ring 5 is disposed at the joint of the first housing 1 and the second housing 2.

Specifically, since the surrounding edge 13 and the positioning end face 12 form a stepped annular structure after being matched, two abutting positions after the first housing 1 and the second housing 2 are abutted, that is, a first position where the upper end of the second housing 2 abuts against the positioning end face 12, and a second position where the inner surface of the surrounding edge 13 abuts against the outer peripheral side of the top end of the second housing 2 are formed after the top end of the second housing 2 is inserted into the stepped annular structure. In order to improve the sealing property between the first housing 1 and the second housing 2, the first seal ring 5 may be provided at least one of the first position and the second position to achieve the sealing connection between the first housing 1 and the second housing 2, or the first seal ring 5 may be provided at both the first position and the second position to achieve the sealing connection between the first housing 1 and the second housing 2.

In addition, the manner of providing the first sealing ring 5 in the first position and/or the second position, and the manner of using ultrasonic welding in the first position and/or the second position may be combined with each other, and the connection strength and the sealing property between the first housing 1 and the second housing 2 are ensured by the cooperation of the first sealing ring 5 and the ultrasonic welding manner. Alternatively, the first sealing ring 5 may be provided in the second position and the ultrasonic welding may be used in the first position. This arrangement allows the ultrasonic weld line to form two sealing lines with the first seal ring 5. Without the ultrasonic welding line affecting the structure of the first sealing ring 5 during the machining process.

Specifically, the manner of providing the first seal ring 5 in the first position includes that the first seal ring 5 is interposed between the positioning end surface 12 and the top end of the second housing 2. Specifically, the first seal ring 5 may be clamped between a plane of the positioning end face 12 and a butt joint face of the second housing 2, or a seal groove 21 may be provided at a butt joint of the positioning end face 12 or the second housing 2, the first seal ring 5 is embedded in the seal groove 21, and finally, the positioning end face 12 is butt jointed with a top end of the second housing 2 to realize sealing between the first housing 1 and the second housing 2.

Specifically, the manner of disposing the first sealing ring 5 in the second position includes, in a specific embodiment, referring to fig. 1, a sealing groove 21 is formed on an outer peripheral side surface of a top end of the second housing 2, the first sealing ring 5 is embedded in the sealing groove 21, and the first sealing ring 5 forms an interference fit with the sealing groove 21 and an inner side surface of the surrounding edge 13 to realize a sealed connection between the first housing 1 and the second housing 2.

Or, in another specific embodiment, a sealing groove 21 is formed in an inner side surface of the surrounding edge 13 and/or a plane of a joint of the second housing 2, the first sealing ring 5 is embedded in the sealing groove 21, the first sealing ring 5 forms an interference fit with the sealing groove 21 and an outer peripheral side surface of a top end of the second housing 2, and the first housing 1 and the second housing 2 can be also hermetically connected.

Optionally, referring to fig. 1 to 4, the outlet duct is integrally formed in the housing, the first housing 1 has a first outlet duct 14, the second housing 2 has a second outlet duct 22, and the first outlet duct 14 and the second outlet duct 22 are in sealed butt joint to form the outlet duct in combination.

Specifically, the air outlet pipeline is arranged in the shell, and the air outlet pipeline can be an air outlet pipeline with a variable pipeline section or an air outlet pipeline with a variable pipeline extending direction, such as an air outlet pipeline comprising a vertical section and an inclined section, so that atomized aerosol with stable flow rate and moderate particles can be formed in the air outlet pipeline. For example, the first outlet pipe 14 is integrally formed in the first housing 1, the second outlet pipe 22 is integrally formed in the second housing 2, and the first outlet pipe 14 and the second outlet pipe 22 are hermetically abutted and combined to form the integrally formed outlet pipe. On one hand, the integrity and the size of the forming of the gas outlet pipeline can be ensured, on the other hand, the precision requirement of the forming of the gas outlet pipeline is reduced, and the forming efficiency of the gas outlet pipeline is improved.

Optionally, referring to fig. 3 and 4, a duct sealing member 6 is disposed at the butt end face of the first outlet duct 14 and the second outlet duct 22.

Specifically, the pipe sealing element 6 may be clamped between the abutting end surfaces of the first outlet pipe 14 and the second outlet pipe 22, or a sealing groove 21 may be provided on the abutting end surface of the first outlet pipe 14, or a sealing groove 21 may be provided on the abutting end surface of the second outlet pipe 22, and the pipe sealing element 6 is embedded in the sealing groove 21, and then the sealing performance of the outlet pipe formed by combining the first outlet pipe 14 and the second outlet pipe 22 may be ensured after the first outlet pipe 14 and the second outlet pipe 22 are abutted. Alternatively, in the solution where the duct sealing member 6 is used between the end faces of the first outlet duct 14 and the second outlet duct 22, the duct sealing member 6 may be integrally formed with the first sealing ring 5 provided at the positioning end face 12. The design mode is simple to assemble and better in sealing effect.

Additionally, optionally, the interface of the first outlet duct 14 and the second outlet duct 22 is configured to sealingly interface by ultrasonic welding. For example, a welding agent is disposed at the joint of the first outlet pipe 14 and the second outlet pipe 22, and then the joint of the first outlet pipe 14 and the second outlet pipe 22 is fixedly connected after the welding agent is melted by ultrasonic welding, so as to ensure the structural strength and the sealing property of the outlet pipe formed by combining the first outlet pipe 14 and the second outlet pipe 22.

Referring to fig. 5 to 8, a slot 141 is formed at an end of the first outlet pipe 14, a pipe plug 221 is formed at an end of the second outlet pipe 22, and the pipe plug 221 is inserted and fixed in the slot 141.

Specifically, when the outlet pipe is formed by combining the first outlet pipe 14 and the second outlet pipe 22, if only the abutting end faces of the first outlet pipe 14 and the second outlet pipe 22 abut against each other, a gap is formed at the abutting end face of the first outlet pipe 14 and the second outlet pipe 22, and the risk of leakage of the airflow in the outlet pipe from the gap is increased. When the pipe plug 221 is inserted and fixed in the insertion slot 141, the insertion slot 141 may form a step-shaped annular structure similar to that between the surrounding edge 13 and the positioning end face 12 of the first housing 1, so that when the pipe plug 221 is inserted and fixed in the insertion slot 141, not only the accurate alignment of the first outlet pipe 14 and the second outlet pipe 22 may be ensured, but also the sealing property between the first outlet pipe 14 and the second outlet pipe 22 may be increased.

Optionally, referring to fig. 1 and 2, a second sealing ring 7 is sleeved on the pipe plug 221, and the second sealing ring 7 forms an interference fit with the pipe plug 221 and the socket 141.

When the pipe plug 221 is inserted and fixed in the insertion groove 141, in order to ensure structural stability of the pipe plug 221 and the insertion groove 141, the pipe plug 221 and the insertion groove 141 may have better hardness. However, when the pipe plug 221 and the insertion groove 141 are in direct hard-to-hard contact with each other, a gap is easily formed between the pipe plug 221 and the insertion groove 141, and the risk of leakage of the air flow in the air outlet pipe through the gap is increased. And when the pipe plug 221 is sleeved with the second sealing ring 7, the second sealing ring 7 can be a flexible rubber ring or a flexible plastic ring, after the second sealing ring 7 is in interference fit with the pipe plug 221 and the slot 141, the second sealing ring 7 is in a compression state, and the sealing performance and the assembly compactness between the first air outlet pipe 14 and the second air outlet pipe 22 are improved.

Alternatively, in another embodiment of the present application, the upper second housing may be hermetically butted by means of a snap-fit fixing.

The first shell 1 is provided with a clamping hook 8, the second shell 2 is provided with a clamping groove, and the clamping hook 8 is fixedly connected with the clamping groove in a clamping mode.

Optionally, a first sealing ring 5 is disposed at a joint of the first housing 1 and the second housing 2.

Specifically, when the first housing 1 is butted with the second housing 2, the first housing 1 and the second housing 2 can be connected through the matching of the hook and the slot. For example, a clamping groove is formed in the second housing 2, a clamping hook 8 is arranged on the first housing 1, and the clamping hook 8 is clamped and fixed with the clamping groove of the second housing 2; or as shown in fig. 3, a clamping groove is formed in the first housing 1, a clamping hook 8 is arranged on the second housing 2, the clamping hook 8 is clamped and fixed with the clamping groove of the first housing 1, the matching between the clamping hook 8 and the clamping groove can improve the butt joint efficiency of the first housing 1 and the second housing 2, and the butt joint stability of the first housing 1 and the second housing 2 can be ensured. Further, after the first sealing ring 5 is arranged at the butt joint of the first housing 1 and the second housing 2, the sealing performance between the first housing 1 and the second housing 2 can be increased, and the butt joint sealing effect of the first housing 1 and the second housing 2 is ensured.

Optionally, the hook 8 is disposed on one side of the inner surface of the first housing 1, and the slot is disposed on the inner surface of the second housing 2. For example, the hook 8 is formed on the inner surface of one of the first housing 1 and the second housing 2, the slot is formed on the inner surface of the other one of the first housing 1 and the second housing 2, and the hook 8 and the slot are matched to avoid the hook or slot connection structure being arranged on the outer side of the housing, thereby ensuring the appearance integrity and aesthetic appearance of the housing.

Optionally, referring to fig. 3, an inner positioning rib 9 is formed in the first housing 1, and the inner positioning rib 9 extends outwards from the butt joint of the first housing 1;

the inner positioning rib 9 is attached to the inner surface of the second shell 2;

the hook 8 is formed at the end of the inner positioning rib 9.

Specifically, first shell 1 with trip 8 between the second shell 2 and draw-in groove when carrying out the joint cooperation, can be trip 8 is close to the draw-in groove gradually under the condition that takes place elastic deformation, just makes trip 8 just to the joint with the draw-in groove through elastic deformation's restoring force after trip 8 and draw-in groove are just right. In order to facilitate the elastic deformation of the hook 8, the inner positioning rib 9 may be provided in the housing, and the hook 8 is formed at an end of the inner positioning rib 9. Because interior location muscle 9 has extended great length, can be convenient for interior location muscle 9 drives trip 8 warp to just realizing the just joint of trip 8 and draw-in groove behind trip 8 and draw-in groove.

In a specific embodiment, referring to fig. 3, the second housing 2 may be a lower housing, the first housing 1 may be an upper housing, an inner positioning rib 9 extending along the length direction is formed in the second housing 2, the inner positioning rib 9 is attached to an inner surface of the first housing 1, and the hook 8 is formed at an end of the inner positioning rib 9. In a case where the first housing 1 and the second housing 2 are close to each other, the hook 8 may abut on an inner surface of the first housing 1 and deform the inner positioning rib 9 after being offset. First shell 1 with second shell 2 docks the back that targets in place, promptly the trip 8 is just right with the draw-in groove realization, at this moment trip 8 can be in the drive of interior location muscle 9 joint income draw-in groove, realize first shell 1 with the quick butt joint of second shell 2. And the inner positioning rib 9 can also form a guide for the first shell 1 when the first shell 1 is butted with the second shell 2, so that the butting accuracy of the first shell 1 and the second shell 2 is ensured.

The embodiment of this application still provides an electron cigarette, the electron cigarette includes:

the cigarette rod is internally provided with an electrical component and is provided with an accommodating groove with an open top end;

at least a part of the outer shell of the cigarette cartridge is inserted into the accommodating groove, and the atomizing core assembly 4 is electrically connected with the electrical assembly.

In particular, the atomizing core assembly 4 may form an electrical connection with the electrical assembly, in particular by means of electrically conductive pins 103. The electric component can pass through electrically conductive nail 103 give the heat-generating body power supply of atomizing core subassembly 4 realizes the conversion of electric energy and heat energy in the heat-generating body.

When the user uses the electronic cigarette, the user draws through the air outlet 11. Outside air enters the atomizing chamber 200 through the air inlet hole 101. The sensor sensing in the electron cigarette is to the action of user's suction, and the electricity between electric subassembly and the heat-generating body switches on and supplies power to the heat-generating body to the liquid formation smog in the heating atomizing stock solution chamber 100, air admission atomizing chamber 200 drives smog and is inhaled by the user through outlet air pipe and gas outlet 11, experiences in order to guarantee user's suction.

Although some specific embodiments of the present application have been described in detail by way of example, it should be understood by those skilled in the art that the above examples are for illustrative purposes only and are not intended to limit the scope of the present application. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the present application. The scope of the application is defined by the appended claims.

Claims (32)

1. A cartridge for an electronic cigarette, comprising:

the device comprises a shell, wherein the shell comprises a first shell (1) and a second shell (2), the first shell (1) and the second shell (2) are butted to form the shell, an air outlet (11) is formed in the shell, and the inner cavity of the shell is divided into a liquid storage cavity (100) and an atomization cavity (200);

an atomizing core assembly (4), said atomizing core assembly (4) disposed in the inner cavity of said housing, said atomizing core assembly (4) configured to absorb liquid of a liquid storage chamber (100) and generate heat to atomize the liquid in an atomizing chamber (200);

an air outlet pipeline is arranged in the shell and is used for communicating the air outlet (11) with the atomization cavity (200).

2. The cartridge for an electronic cigarette according to claim 1, characterized in that a partition (3) is provided in the inner cavity of the casing, said partition (3) dividing the inner cavity of the casing into the reservoir chamber (100) and the nebulization chamber (200).

3. The cartridge for an electronic cigarette according to claim 2, characterized in that the housing has a length direction, a width direction and a thickness direction, the reservoir chamber (100), the partition (3) and the nebulization chamber (200) being arranged along the length direction of the housing.

4. The cartridge for an electronic cigarette according to claim 3, characterized in that the first casing (1) is separated from the second casing (2) in a cross section along the length direction of the casings, one of the first casing (1) and the second casing (2) being an upper casing and the other being a lower casing.

5. The cartridge for an electronic cigarette according to claim 4, characterized in that the partition (3) is provided to the lower housing, the partition (3), a part of the lower housing and the upper housing enclosing the reservoir (100).

6. The cartridge for an electronic cigarette according to claim 4, characterized in that the interface of the upper and lower shells has a predetermined distance from the partition (3).

7. The cartridge for electronic cigarettes according to claim 4, characterized in that the partition (3) is provided to the upper casing, the partition (3) and part of the upper casing enclosing the reservoir (100).

8. The cartridge for an electronic cigarette according to claim 3, characterized in that the first casing (1) is separated from the second casing (2) in a longitudinal cross-sectional direction of the length direction of the casings, one of the first casing (1) and the second casing (2) being a left casing and the other being a right casing.

9. The cartridge for an electronic cigarette of claim 8, wherein a butt joint between the left housing and the right housing is provided on a width-directional sidewall of the housing.

10. The cartridge for an electronic cigarette according to claim 8, characterized in that the partition (3) is interposed between the left and right housings, the partition (3), a part of the left housing and the right housing enclosing the reservoir.

11. The cartridge for electronic cigarettes according to claim 8, characterized in that the partition (3) comprises a left partition and a right partition, the left partition being integral with the left casing and the right partition being integral with the right casing, the left partition, the right partition, the portion of the left casing and the portion of the right casing enclosing the reservoir.

12. The cartridge for an electronic cigarette according to claim 1, characterized in that the first housing (1) is sealingly connected with the second housing (2).

13. The cartridge for an electronic cigarette according to claim 12, characterized in that the abutment of the first housing (1) is formed with a locating end face (12), the abutment of the second housing (2) abutting on the locating end face (12), the locating end face (12) being configured to be hermetically connected by ultrasonic welding.

14. The cartridge for an electronic cigarette according to claim 12, characterized in that the abutment of the first housing (1) is formed with a positioning end face (12) and a surrounding edge (13), the surrounding edge (13) being located at the periphery of the positioning end face (12), the surrounding edge (13) extending a predetermined distance relative to the positioning end face (12) in a direction towards the second housing (2);

the butt joint of the second shell (2) is inserted into the inner side of the surrounding edge (13) and is abutted against the positioning end face (12).

15. The cartridge for an electronic cigarette according to claim 14, characterized in that the locating end face (12) is configured to be hermetically connected by ultrasonic welding;

and/or the inner surface of the surrounding edge (13) and the top end of the second shell (2) are connected in a sealing mode through ultrasonic welding.

16. The cartridge for electronic cigarettes according to claim 15, characterized in that the abutment of the second casing (2) is provided with a groove that accommodates the engagement of the surrounding edge (13).

17. The cartridge for electronic cigarettes according to claim 13, characterized in that the locating end face (12) has a welding ridge formed thereon.

18. The cartridge for an electronic cigarette according to claim 14, characterized in that the interface of the first housing (1) and the second housing (2) is provided with a first sealing ring (5).

19. The cartridge for an electronic cigarette according to claim 18, wherein a sealing groove (21) is formed on the outer peripheral side of the butt joint of the second housing (2), the first sealing ring (5) is embedded in the sealing groove (21), and the first sealing ring (5) forms an interference fit with the sealing groove (21) and the inner side of the surrounding edge (13);

or, the inner side surface of the surrounding edge (13) is provided with a sealing groove (21), the first sealing ring (5) is embedded in the sealing groove (21), and the first sealing ring (5) is in interference fit with the sealing groove (21) and the peripheral side surface of the top end of the second shell (2).

20. The cartridge for electronic cigarettes according to claim 18, characterized in that the first sealing ring (5) is interposed between the locating end face (12) and the second casing (2).

21. The cartridge for an electronic cigarette according to claim 20, wherein a sealing groove (21) is formed on a plane of a joint of the positioning end face (12) and/or the second housing (2), and the first sealing ring (5) is embedded in the sealing groove (21).

22. The cartridge for an electronic cigarette according to claim 12, wherein the outlet duct is integrally formed in the housing, the first housing (1) has a first outlet duct (14), the second housing (2) has a second outlet duct (22), and the first outlet duct (14) and the second outlet duct (22) are in sealed abutment to constitute the outlet duct in combination.

23. The cartridge of claim 22, wherein a duct seal (6) is provided at the interface of the first outlet duct (14) and the second outlet duct (22).

24. The cartridge for an electronic cigarette of claim 22, wherein the interface of the first outlet duct (14) and the second outlet duct (22) is configured to sealingly interface by ultrasonic welding.

25. The cartridge for an electronic cigarette according to claim 22, wherein the end of the first outlet duct (14) is formed with a slot (141), the end of the second outlet duct (22) is formed with a pipe plug (221), and the pipe plug (221) is inserted and fixed in the slot (141).

26. The cartridge for an electronic cigarette according to claim 25, wherein the pipe plug (221) is sleeved with a second sealing ring (7), the second sealing ring (7) forming an interference fit with the pipe plug (221) and the socket (141).

27. The cartridge for an electronic cigarette according to claim 12, wherein the first housing (1) is provided with a hook (8), the second housing (2) is provided with a slot, and the hook (8) is fixed to the slot.

28. The cartridge for electronic cigarettes according to claim 27, characterized in that the interface of the first casing (1) with the second casing (2) is provided with a first sealing ring (5).

29. The cartridge for an electronic cigarette according to claim 27, characterized in that the catch (8) is provided on the side of the inner surface of the first housing and the catch is provided on the inner surface of the second housing (2).

30. The cartridge for electronic cigarettes according to claim 27, characterized in that the first casing (1) has internal positioning ribs (9) formed inside, the internal positioning ribs (9) extending outwards from the abutment of the first casing (1);

the inner positioning rib (9) is attached to the inner surface of the second shell (2);

the clamping hook (8) is formed at the end part of the inner positioning rib (9).

31. The cartridge for electronic cigarettes according to claim 1, characterized in that the casing comprises a bottom cover (10), the bottom cover (10) being placed over the second casing (2), the bottom cover (10) closing the opening of the second casing (2).

32. An electronic cigarette, comprising:

the cigarette rod is internally provided with an electrical component and is provided with an accommodating groove with an open top end;

the cartridge of any of claims 1-31, at least a portion of said outer casing being received within said receiving recess, said atomizing core assembly (4) being in electrical communication with said electrical assembly.

Images