CN112137169A - An electronic atomization device - Google Patents

Abstract

The invention discloses an electronic atomization device, which comprises a power supply, an atomization chamber of an atomization bin for storing atomized liquid, a main control board, a heating element circuit and an atomized liquid state detection circuit, wherein the main control board, the heating element circuit and the atomized liquid state detection circuit are connected with the power supply, so that a heating element of an atomizer can detect and judge the atomized liquid state before heating, and the atomized liquid state is detected in real time in the atomization process, and therefore the problem that the atomization chamber of the atomization bin and the atomized liquid chamber of the heating element continue to work when the atomized liquid in the atomization chamber of the atomizer runs out, so that dry burning burnt odor and formaldehyde are caused, or bubbles generated by gas-liquid exchange in the atomization work of the atomizer are clamped at liquid outlets at two sides, so that the atomization liquid continues to work when the atomized liquid does not reach the atomization chamber.

Description

An electronic atomization device

technical field

The invention relates to the technical field of electronic atomization, in particular to an electronic atomization device.

Background technique

For the existing electronic atomizer devices on the market, the atomizer and battery rod are designed to divide the internal bracket into multiple parts. Due to the superposition of multiple parts such as hard parts and soft silicone, the relative dimensional tolerances will also be superimposed, and The difference in assembly methods makes the electronic atomizer have many production processes, and it is easy to leak oil during use.

When using the electronic atomization device, it occasionally encounters the phenomenon of inhaling the atomized liquid, which affects the user experience and health. In addition, when users use various brands of electronic atomizing devices, they will report that the state of the atomized liquid cannot be judged in real time during puffing, which leads to the problem of poor paste core and smoke saturation.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is to provide an improved electronic atomization device in view of the defects of the prior art.

The technical solution adopted by the present invention to solve the technical problem is to construct an electronic atomization device, which includes a power supply, an atomization chamber for storing the atomization liquid, and a main control board connected to the power supply. , heating body circuit and atomizing liquid state detection circuit;

The heating body circuit includes a heating body, a negative electrode connecting unit and a first positive electrode connecting unit connecting the heating body and the main control board;

The atomized liquid state detection circuit includes a first conductive member, a second conductive member, and the negative electrode connection unit and the second positive electrode connection unit connected to the main control board;

The top of the heating body is provided with an atomizing liquid cavity of the heating body that communicates with the atomizing liquid cavity of the atomizing bin;

The first end of the first conductive member is electrically connected to the negative electrode connection unit, the first end of the second conductive member is electrically connected to the second positive electrode connection unit, and the first conductive member and the first conductive member are electrically connected to the second positive electrode connection unit. The second ends of the two conductive parts are respectively arranged in the atomizing liquid cavity of the heating body;

The main control board is used to start and stop the operation of the heating body circuit according to the detection results of the heating body circuit and the atomized liquid state detection circuit.

Preferably, in the electronic atomization device of the present invention, the electronic atomization device comprises an atomizer and a power supply device provided with the power supply;

The negative electrode connection unit includes a first negative electrode connector provided on the atomizer and a second negative electrode connector provided on the power supply device;

The first positive connection unit includes a third positive connection member provided on the atomizer and a fourth positive connection member provided on the power supply device;

The second positive connection unit includes a fifth positive connection member provided on the atomizer and a sixth positive connection member provided on the power supply device.

Preferably, in the electronic atomization device of the present invention, the atomizer includes an atomization chamber and an atomization assembly, and the atomization assembly includes an elastic atomization seat;

The outer side of the elastic atomization seat is connected with the inner side of the atomization bin by interference fit;

An accommodating cavity for accommodating the heating body is opened inside the elastic atomizing seat;

The top of the accommodating cavity corresponding to the cavity opening of the atomizing liquid cavity of the heating body is provided with at least one lower liquid opening communicating with the atomizing liquid cavity of the atomization bin;

The first negative connecting piece, the third positive connecting piece and the fifth positive connecting piece are respectively inserted into the penetration holes at the bottom of the accommodating cavity, and the first negative connecting piece and the The third positive electrode connector is in interference pressure contact with the heating element at the bottom of the heating body.

Preferably, in the electronic atomization device of the present invention, at least one liquid guiding groove is formed on the top of the side wall of the lower liquid port.

Preferably, in the electronic atomization device of the present invention, the first negative electrode connector and the upper part of the third positive electrode connector are each provided with steps, which are in contact with the bottom surface of the accommodating cavity;

The lower part of the fifth positive electrode connecting piece is provided with a first boss, and the upper part in the through hole corresponding to the fifth positive electrode connecting piece is provided with a second boss which is abutted with the first boss.

Preferably, in the electronic atomizing device of the present invention, an atomizing cavity is defined between the bottom of the heating body and the bottom surface of the accommodating cavity;

The accommodating cavity is a cavity with a side opening, and a side surface of the heating body and the inner side surface of the atomization chamber define an air flow channel that communicates with the atomization cavity;

The top of the elastic atomizing seat is arranged on the airflow pipe communicating with the airflow channel.

Preferably, in the electronic atomization device according to the present invention, two side surfaces of the elastic atomization seat corresponding to the opening of the heating element atomization liquid cavity are further provided with two connected to the heating element atomization liquid cavity The second end of the first conductive member and the second conductive member passes through the air flow channel and is arranged in the atomizing liquid cavity of the heating body.

Preferably, in the electronic atomization device according to the present invention, a first air outlet pipe is provided in the atomization chamber, the air inlet end of the first air outlet pipe is connected with the air flow pipe, and the first air outlet pipe is connected to the air flow pipe. The gas outlet end of the gas pipe is provided with a second gas outlet pipe shorter than the first gas outlet pipe, and a choke dam for collecting condensate is formed between the inner wall of the first gas outlet pipe and the outer wall of the second gas outlet pipe.

Preferably, in the electronic atomization device of the present invention, at least one positioning hole of the atomization chamber is respectively opened on both sides of the atomization chamber, and at least one positioning groove is respectively opened on the two sides of the elastic atomization seat ;

The atomizer further includes an atomization assembly positioning member which is used to pass through the positioning hole of the atomization chamber and be clamped to the positioning groove.

Preferably, in the electronic atomization device of the present invention, the power supply device includes a casing and an elastic base;

The second negative connector, the fourth positive connector, and the sixth positive connector are respectively inserted into the through holes on the top of the elastic base, and are used for connecting with the first negative connector, the the third positive electrode connector and the fifth positive electrode connector are in contact and electrically connected;

The outer side surface of the elastic base is connected with the inner side surface of the housing by interference fit;

The inner side of the shell is connected with the outer side of the atomization chamber by interference fit, and a spaced cavity is formed between the elastic atomization seat and the elastic base.

Preferably, in the electronic atomization device according to the present invention, steps are respectively provided on the upper parts of the second negative electrode connector, the fourth positive electrode connector and the sixth positive electrode connector, which are in contact with the top surface of the elastic base. combine.

Preferably, in the electronic atomization device of the present invention, the electronic atomization device includes an air inlet channel communicated with the atomization cavity, which includes an air inlet opening on the side of the casing, a groove on the inner side of the casing and communicated with the air inlet and the spacer cavity, and an air intake flow channel opened on the elastic atomization seat and communicated with the atomization cavity and the spacer cavity .

Preferably, in the electronic atomization device according to the present invention, the air intake channel includes an air intake groove formed on the outer side wall of the elastic atomizing seat and communicated with the interval cavity, and an air intake groove formed in the The air inlet hole on the side wall of the elastic atomization seat and communicated with the air inlet groove and the atomization cavity.

Preferably, in the electronic atomization device of the present invention, the main control board is provided with an airflow sensor, and the elastic base is provided with an airflow sensor positioning groove;

The main control board is fixed in the elastic base through the interference fit of the airflow sensor in the positioning groove of the airflow sensor;

The elastic base is provided with an air flow sensing channel which is communicated with the air flow sensor positioning groove and the spacer cavity.

Preferably, in the electronic atomization device of the present invention, the airflow induction channel is directly opposite to the air intake groove.

Preferably, in the electronic atomization device according to the present invention, at least two housing positioning holes are opened on the side of the casing, and at least two corresponding base positioning holes are opened on the side of the elastic base; The power supply device further includes at least two base positioning pieces for fixing the elastic base through the housing positioning hole and the base positioning hole.

Preferably, in the electronic atomization device of the present invention, the elastic base and the base positioning member are made of transparent materials, and at least one indication corresponding to the base positioning hole is further provided on the main control board. lamp.

Preferably, in the electronic atomizing device of the present invention, a vibrator groove is further opened on the side of the elastic base, and a vibrator electrically connected to the main control board is embedded with interference.

By implementing the present invention, it has the following beneficial effects:

By designing the heating element circuit and the atomizing liquid state detection circuit, the invention enables the heating element of the atomizer to detect and determine the atomizing liquid state before heating, and detect the atomizing liquid state in real time during the atomization process, so as to solve the problem of atomization. During the atomization operation of the atomizer, the atomizing liquid chamber of the atomizing chamber and the atomizing liquid chamber of the heating body continue to work when the atomizing liquid is used up, resulting in dry burning smell, formaldehyde, or gas-liquid exchange during the atomizing operation of the atomizer. The air bubbles are stuck in the lower liquid ports on both sides, so that the atomizing liquid continues to work when the atomizing liquid does not reach the atomizing liquid cavity of the heating element, and there is a dry burning smell and formaldehyde.

At the same time, by designing the elastic atomizing seat and the elastic base, the present invention can seal the mutually assembled parts, and use its own elasticity to seal the first negative electrode connector, the third positive electrode connector, the fifth positive electrode connector, and the second The negative connector, the fourth positive connector and the sixth positive connector have the effect of interference pressure contact, and increase the sealing area between the outer side of the elastic atomization seat and the inner side of the atomization chamber, and increase the outer surface of the elastic base. The sealing area between the side and the inner side of the housing can also reduce parts, achieve extreme simplification, stability and reliability, reduce parts cost and assembly cost, safe, non-toxic, odorless, and non-flammable.

In addition, the present invention can effectively separate the condensate mist droplets and the smoke by designing the coaxial long and short integrated double air pipes, so as to solve the user's bad experience of the bitter and spicy atomized liquid smell from sucking and leaking liquid into the mouth.

In addition, by designing the N-shaped one-way air flow channel, it can effectively reduce the interlaced air flow in the atomization chamber to produce condensate mist droplets alternately with cold and heat, and can also bring out more mist in one direction without dead ends, so that the heating body can be atomized. more abundant.

Description of drawings

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

Fig. 1 is the structural representation of the electronic atomizing device of the present invention under the front and left side perspectives;

Fig. 2 is the reverse cross-sectional schematic diagram of the electronic atomization device of the present invention;

Fig. 3 is the left side sectional schematic diagram of the electronic atomization device of the present invention;

Fig. 4 is the partial enlarged schematic diagram of the left side section of the electronic atomization device of the present invention;

5 is a schematic front view of the power supply device and the atomizer of the present invention;

6 is a schematic front view of the housing, base assembly, power supply and charging board of the power supply device of the present invention;

7 is an exploded view of the front structure of the base assembly of the power supply device of the present invention;

8 is a schematic view of the reverse structure of the casing, the base assembly, the power supply and the charging board of the power supply device of the present invention;

9 is an exploded view of the reverse structure of the base assembly of the power supply device of the present invention;

10 is a schematic front view of the base assembly of the power supply device of the present invention;

11 is a schematic structural diagram of the elastic base of the power supply device of the present invention;

Fig. 12 is the front structure schematic diagram of the atomization chamber and the atomization assembly of the atomizer of the present invention;

13 is an exploded view of the front structure of the atomization assembly of the atomizer of the present invention;

14 is a schematic view of the reverse structure of the atomization chamber and the atomization assembly of the atomizer of the present invention;

15 is an exploded view of the reverse structure of the atomization assembly of the atomizer of the present invention;

Fig. 16 is the front structure schematic diagram of the atomization assembly of the atomizer of the present invention;

Fig. 17 is the left side structure schematic diagram of the atomization assembly of the atomizer of the present invention;

Fig. 18 is the structural representation of the heating element of the atomizer of the present invention;

FIG. 19 is a schematic structural diagram of a second boss provided in the upper part of the through hole corresponding to the fifth positive electrode connector according to the present invention.

Detailed ways

In order to have a clearer understanding of the technical features, objects and effects of the present invention, the specific embodiments of the present invention will now be described in detail with reference to the accompanying drawings. In the following description, it should be understood that "up", "down", "left", "right", "positive", "reverse", "top", "bottom", "inside", "outside", etc. The orientation or positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, constructed and operated in a specific orientation, only for the convenience of describing the technical solution, rather than indicating that the device or element referred to must have a specific orientation, and therefore cannot be used. It is construed as a limitation of the present invention.

As shown in FIGS. 1-3 , the present invention constructs an electronic atomization device, which includes a power supply 14 , an atomization chamber atomization liquid chamber 216 for storing the atomization liquid, and also includes a main control board 152 connected to the power supply 14 . , heating body circuit and atomizing liquid state detection circuit. The heating body circuit includes a heating body 222 , a negative electrode connecting unit and a first positive electrode connecting unit that communicate with the heating body 222 and the main control board 152 . The atomized liquid state detection circuit includes a first conductive member 226 , a second conductive member 227 , and the negative electrode connection unit and the second positive electrode connection unit connected to the main control board 152 . The top of the heating element 222 is provided with an atomizing liquid cavity 2221 of the heating element which is communicated with the atomizing liquid cavity 216 of the atomizing chamber. The first end of the first conductive member 226 is electrically connected to the negative electrode connection unit, the first end of the second conductive member 227 is electrically connected to the second positive electrode connection unit, and the second ends of the first conductive member 226 and the second conductive member 227 are respectively It is set in the heating body atomization liquid cavity 2221. The main control board 152 is used to start and stop the operation of the heating body circuit according to the detection results of the heating body circuit and the atomized liquid state detection circuit.

In this embodiment, as shown in FIG. 2 , FIG. 3 , and FIG. 5 , the electronic atomization device includes an atomizer 2 and a power supply device 1 provided with a power supply 14 . The negative electrode connection unit includes a first negative electrode connector 223 provided on the atomizer 2 and a second negative electrode connector 153 provided on the power supply device 1 ; the first positive electrode connection unit includes a third positive electrode provided on the atomizer 2 . The connecting piece 224 and the fourth positive connecting piece 154 provided on the power supply device 1; the second positive connecting unit includes the fifth positive connecting piece 225 provided on the atomizer 2 and the sixth positive connecting piece provided on the power supply device 1 Piece 155.

When the second ends of the first conductive member 226 and the second conductive member 227 are soaked in the atomizing liquid at the same time, the heating body circuit is short-circuited and the atomizing liquid state detection circuit is short-circuited after the atomizer 2 is connected to the power supply device 1 and the circuit for detecting the state of the atomizing liquid is short-circuited. At the same time, the group short-circuits the loop signal, at this time, the main control board 152 of the power supply device 1 issues a start-up operation command to start the heating operation of the heating body circuit. On the contrary, after the atomizer 2 is connected to the power supply device 1, the heating body circuit is open and the atomizing liquid state detection circuit is short-circuited, the heating body circuit is short-circuited and the atomizing liquid state detection circuit is open, or the heating body circuit is open and the atomizing liquid state detection circuit is open. When the circuit is open, and the two sets of circuits cannot form a short circuit signal at the same time, the main control board 152 of the power supply device 1 issues a stop operation instruction to stop the heating operation of the heating body circuit. In this embodiment, the open circuit of the heating element circuit is caused by the poor connection between the atomizer 2 and the power supply device 1, and the open circuit of the atomized liquid state detection circuit is caused by the exhaustion of the atomized liquid in the atomizing liquid chamber 2221 of the heating element. .

The heating element 222 of the atomizer 2 of the present invention can detect and determine the state of the atomized liquid before it heats up, and can detect the state of the atomized liquid in real time during the atomization process, so as to solve the problem of the atomization of the atomization chamber during the atomization of the atomizer 2. The liquid chamber 216 and the heating element atomizing liquid chamber 2221 continue to work when the atomized liquid is exhausted, resulting in dry burning smell, formaldehyde, or the air bubbles generated by the gas-liquid exchange during the atomization of the atomizer 2 are stuck on both sides. The nozzle 2213 will continue to work when the atomizing liquid does not reach the heating element atomizing liquid cavity 2221, and there will be a dry burning smell and formaldehyde.

Specifically, as shown in FIGS. 6-10 , the power supply device 1 includes a housing 11 , a base assembly 15 , a power supply 14 and a charging board 13 .

The casing 11 is a rod-shaped casing with one end open, and at least one air inlet 111 is opened on the side of the casing 11 . In some embodiments, two opposite strip-shaped air inlets 111 are opened on the side thereof. The inner side of the casing 11 is provided with a groove 112 communicating with the air inlet 111 . In some embodiments, the groove 112 is formed around the air inlet 111 and extends to the spacer cavity 3 . In this embodiment, the flue gas delivery channel of the electronic atomization device includes an air intake channel, an atomization chamber 228 and an air outlet channel that are communicated in sequence, and the air intake port 111 and the groove 112 constitute a part of the air intake channel.

Two sides of the charging board 13 are provided with charging board fixing holes 131 for screws 132 to pass through and screw on the housing fixing holes 114 inside the housing 11 , as shown in FIG. 2 . The charging board 13 is connected with the main control board 152 in the base assembly 15 through wires, and has a charging interface exposed outside the casing 11 . In some embodiments, the charging interface is a USB interface.

The power supply 14 is a battery in this embodiment, which is fixed on the upper part of the charging board 13 and is connected to the main control board 152 of the base assembly 15 through wires.

The base assembly 15 is disposed on the upper part of the power supply 14 and includes an elastic base 151 , a main control board 152 , a second negative connector 153 , a fourth positive connector 154 and a sixth positive connector 155 . In some embodiments, the elastic base 151 is made of silica gel, and the second negative connector 153 , the fourth positive connector 154 and the sixth positive connector 155 are all probe connectors pogopin.

Specifically, the outer side of the elastic base 151 is connected to the inner side of the housing 11 by interference fit. The elastic base 151 of the present invention is made of silicone material, which can seal the mutually assembled parts, and use its own elasticity to seal the second The negative electrode connector 153, the fourth positive connector 154 and the sixth positive connector 155 have the effect of interference pressure contact, and increase the sealing area between the outer side of the elastic base 151 and the inner side of the casing 11, and can also reduce the number of parts. , To achieve the ultimate simplicity, stability and reliability, reduce the cost of parts and assembly costs, safe, non-toxic, odorless, and non-flammable.

In this embodiment, the main control board 152 is disposed in the elastic base 151 . In some implementations, as shown in FIG. 11 , the bottom of the elastic base 151 defines a main control board slot 1511 for inserting the main control board 152 in an interference fit.

The top of the elastic base 151 is provided with three through holes, for the second negative connector 153 , the fourth positive connector 154 and the sixth positive connector 155 to be inserted into the through holes on the top of the elastic base 151 , respectively. And it is connected with the internal main control board 152 by wires. The second negative connector 153, the fourth positive connector 154 and the sixth positive connector 155 are used to connect with the first negative connector 223, the third positive connector 223 of the atomizer 2, and the third positive connector 155 respectively. The positive electrode connector 224 and the fifth positive electrode connector 225 are in corresponding contact and electrically connected.

In order to prevent the second negative connector 153 , the fourth positive connector 154 and the sixth positive connector 155 from falling off in the direction of force, the second negative connector 153 , the fourth positive connector 154 and the sixth positive connector 155 The upper part of the 155 is provided with a step 156, which is in contact with the top surface of the elastic base 151, as shown in FIGS. 6 and 7 .

In this embodiment, in order to further fix the base assembly 15 , the power supply device 1 further includes a base positioning member 12 , at least two casing positioning holes 113 are further opened on the side surface of the casing 11 , and the elastic base 151 is also opened on the side surface. At least two corresponding base positioning holes 1512 , the base positioning member 12 passes through the housing positioning holes 113 and the base positioning holes 1512 to fix the elastic base 151 .

In addition, in order to remind the user that the atomizing liquid in the atomizer 2 is insufficient or the power supply device 1 and the atomizer 2 are not well connected, the elastic base 151 and the base positioning member 12 are made of transparent materials, which are used as light guides. The board 152 is also provided with at least one indicator light 1521 corresponding to the base positioning hole 1512 . The indicator light 1521 emits light and guides the light to the base positioning member 12 through the base positioning hole 1512 on the transparent silicone base to produce a lighting reminder effect. In some embodiments, in order to achieve the lighting effect of both base positioning members 12 , corresponding indicator lights 1521 may be provided on both sides of the main control board 152 respectively. A light guide hole 1522 can also be opened on the main control board 152, so that the light emitted by the indicator light 1521 on one side passes through the light guide hole 1522, and then guides the light to the other side through the base positioning hole 1512 on the transparent silicone base. On a base positioning member 12, a lighting reminder effect is generated. In some embodiments, the indicator light 1521 is an LED indicator light.

In addition, as shown in FIGS. 6 and 7 , in order to further remind the user that the atomized liquid in the atomizer 2 is insufficient or the power supply device 1 and the atomizer 2 are not well connected, the side of the elastic base 151 is also provided with a vibrator recess. A vibrator 1524 electrically connected to the main control board 152 is embedded in the groove 1515 . In some embodiments, the vibrator 1524 is a motor.

In this embodiment, as shown in FIGS. 12-18 , the atomizer 2 includes an atomization chamber 21 and an atomization assembly 22 . As shown in FIG. 13 , the atomizing assembly 22 includes an elastic atomizing seat 221 , a heating element 222 , a first negative electrode connector 223 , a third positive electrode connector 224 , a fifth positive electrode connector 225 , a first conductive member 226 and a first Two conductive members 227 . In some embodiments, the elastic atomizing seat 221 is made of silica gel, the first negative connector 223 , the third positive connector 224 and the fifth positive connector 225 are probe connectors pogo pins, the first conductive member 226 and the third positive connector 225 The two conductive members 227 are conductive wires.

Specifically, as shown in FIGS. 2 and 3 , the outer side of the elastic atomization seat 221 is connected to the inner side of the atomization chamber 21 by interference fit, and the elastic atomization seat 221 is made of silicone material, which can play a role in the mutual assembly of parts. The sealing function uses its own elasticity to have an interference pressure contact effect on the first negative electrode connector 223, the third positive electrode connector 224, and the fifth positive electrode connector 225, and increase the outer side of the elastic atomization seat 221 and the atomization chamber 21. The sealing area of the inner side can also reduce parts, achieve extreme simplification, stability and reliability, reduce parts cost and assembly cost, safe, non-toxic, odorless, and non-flammable.

As shown in FIG. 13 , an accommodating cavity 2211 for accommodating the heating body 222 is opened inside the elastic atomizing seat 221 , and the top surface of the heating body 222 is fitted with the top surface of the accommodating cavity 2211 . In some embodiments, the two sides of the accommodating cavity 2211 are provided with stepped heating element card slots 2212. Correspondingly, the heating element 222 is a convex-shaped heating element, and the heating element 222 is clamped in the heating element card slot 2212 by interference. .

As shown in FIGS. 13 and 18 , the top of the heating element 222 is provided with a heating element atomizing liquid chamber 2221 which is communicated with the atomizing chamber atomizing liquid chamber 216 of the atomizing chamber 21, and the cavity opening of the heating element atomizing liquid chamber 2221 corresponds to The top of the accommodating cavity 2211 is provided with at least one lower liquid port 2213 communicating with the atomizing liquid cavity 216 of the atomizing chamber. In some embodiments, two ends of the top of the accommodating cavity 2211 are each provided with a lower liquid port 2213 .

As shown in FIGS. 13 and 16 , three penetration holes are provided at the bottom of the accommodating cavity 2211 , and the first negative connector 223 , the third positive connector 224 and the fifth positive connector 225 are respectively inserted through the bottom of the accommodating cavity 2211 by interference. in the penetration hole. Wherein, the first negative connecting member 223 and the third positive connecting member 224 are in interference pressure contact with the heating member 2222 at the bottom of the heating body 222, so that they are stably connected to form a heating body circuit loop. The first negative connector 223 , the third positive connector 224 and the fifth positive connector 225 are in electrical contact with the second negative connector 153 , the fourth positive connector 154 and the sixth positive connector 155 of the power supply device 1 respectively. In some embodiments, as shown in FIG. 18 , the heating element 222 is a microporous ceramic body, and the heating element 2222 embedded in the bottom thereof is a resistance steel sheet.

When the atomizer 2 uses a small amount of atomizing liquid, the atomizing liquid is easily supported on the top surface of the elastic atomizing seat 221. At this time, at least one liquid guiding groove 2219 can be opened on the top of the side wall of the lower liquid port 2213, which can play the role of. Drainage effect. In some embodiments, the liquid guiding groove 2219 is a V-shaped groove.

In order to prevent the first negative connector 223 , the third positive connector 224 , and the fifth positive connector 225 from falling off in the direction of force, the upper parts of the first negative connector 223 and the third positive connector 224 are each provided with a step 156, which fits with the bottom surface of the accommodating cavity 2211. The lower part of the fifth positive connector 225 is provided with a first boss 2251, and the upper part of the through hole corresponding to the fifth positive connector 225 is provided with a second boss 2220 abutting against the first boss 2251, as shown in FIG. 19 . shown.

The first negative connecting member 223 and the fifth positive connecting member 225 are respectively provided with holes for connecting the first end of the first conductive member 226 with the first negative connecting member 223, and the first end of the second conductive member 227 with the fifth connecting member 227. The positive connection member 225 is connected, and the second ends of the first conductive member 226 and the second conductive member 227 are respectively arranged in the heating element atomizing liquid cavity 2221, and when the heating element atomizing liquid cavity 2221 has atomized liquid, it is formed by soaking at the same time. Atomized liquid state detection circuit loop.

As shown in FIGS. 3 and 17 , an atomizing cavity 228 is defined between the bottom of the heating body 222 and the bottom surface of the accommodating cavity 2211 . The accommodating cavity 2211 is a cavity with an open side, and an airflow channel 229 that communicates with the atomizing cavity 228 is defined between one side of the heating body 222 and the inner side of the atomizing chamber 21 . Gas-liquid exchange is required during operation. The heating element 222 is a ceramic body with microporous inlaid resistance steel sheets. At this time, one side of the heating element 222 is completely exposed, which is helpful for the gas-liquid exchange of the atomizer 2, and the liquid is sprayed into the heating element. in the liquid chemical chamber 2221.

Correspondingly, as shown in FIG. 13 , two communication holes 2214 communicating with the heating element atomizing liquid cavity 2221 are also opened at the side of the elastic atomizing seat 221 corresponding to the cavity opening of the heating element atomizing liquid cavity 2221 for the first The conductive member 226 and the second end of the second conductive member 227 pass through the communication hole 2214 after passing through the airflow channel 229, and are bent into the heating element atomizing liquid cavity 2221, as shown in FIG. 2 . In addition, the top of the elastic atomizing seat 221 is also arranged on the airflow pipe 2215 which is communicated with the airflow channel 229 . The air flow channel 229 and the air flow pipe 2215 constitute a part of the air outlet channel.

As shown in FIG. 2 , the atomization chamber 21 is provided with a first air outlet pipe 212, and the air inlet end of the first air outlet pipe 212 is connected to the air flow pipe 2215. In some embodiments, the inner side of the first air outlet pipe 212 is connected to the air flow pipe 212. The outer side of the tube 2215 has an interference fit. The air outlet end of the first air outlet pipe 212 is communicated with the outside.

In this embodiment, in order to realize the separation of condensate mist droplets and flue gas, the present invention designs a coaxial long and short integrated double gas pipe, that is, the gas outlet end of the first gas outlet pipe 212 is provided with a second outlet that is shorter than the first gas outlet pipe 212. A choke dam 215 for collecting condensate is formed between the air pipe 213 , the inner wall of the first air outlet pipe 212 and the outer wall of the second air outlet pipe 213 . Therefore, the air outlet channel of the electronic atomization device includes an air flow channel 229 , an air flow tube 2215 and a tracheal cavity 214 formed by the first air outlet tube 212 and the second air outlet tube 213 .

When the flue gas passes through the first air outlet pipe 212, the condensate mist beads generated by the hot and cold friction between the atomized high-temperature flue gas and the inner wall of the first air outlet pipe 212 will flood on the inner wall of the first air outlet pipe 212, and the atomization will work. The smoke is filled in the middle of the trachea cavity 214. When inhaling, the smoke will be sucked into the second air outlet pipe 213 and flow out, and the choke dam 215 formed by the first air outlet pipe 212 and the second air outlet pipe 213 will collect the condensate. Fog droplets, preventing condensate droplets from flowing into the mouth. The coaxial long and short integrated double air pipes of the present invention can effectively suspend the condensate mist droplets and smoke to separate the condensate mist droplets and smoke, so as to solve the user's bad experience of sucking and leaking liquid into the mouth of bitter and spicy atomized liquid.

As shown in FIG. 13 , in order to further fix the outer side of the elastic atomization seat 221 and the inner side of the atomization chamber 21 in an interference fit connection, at least one atomization chamber positioning hole 211 is respectively opened on both sides of the atomization chamber 21, At least one positioning groove 2216 is respectively defined on both sides of the elastic atomizing seat 221 , and the atomizer 2 further includes an atomizing assembly positioning member 23 for passing through the positioning hole 211 of the atomization chamber and being clamped in the positioning groove 2216 . In some embodiments, the atomizer assembly positioning member 23 is a positioning pin.

As shown in FIGS. 2 and 3 , in this embodiment, the inner side of the housing 11 of the power supply device 1 is connected to the outer side of the atomization chamber 21 by interference fit, so that the bottom end of the first negative connecting member 223 is connected to the The top ends of the two negative electrode connectors 153 are in pre-compression contact, so that the bottom end of the third positive electrode connector 224 is in pre-compression contact with the top end of the fourth positive electrode connector 154, so that the bottom end of the fifth positive electrode connector 225 is in contact with the sixth positive electrode connector. The top end of 155 is pre-pressed to make contact with the atomizer 2 and the power supply device 1. In some embodiments, the outer side surface of the atomization chamber 21 is provided with convex ribs, so that the inner side surface of the housing 11 and the outer side surface of the atomization chamber 21 can be combined with each other by interference.

Moreover, as shown in FIGS. 2 and 3 , when the atomizer 2 is connected to the power supply device 1 , a spacer 3 is formed between the elastic atomizer seat 221 and the elastic base 151 , and the spacer 3 is connected to the air inlet on the housing 11 . 111 communicates with the groove 112 .

The electronic atomization device also includes an air inlet channel that communicates with the atomization chamber 228 , which includes the air inlet 111 on the housing 11 , the groove 112 , the spacer cavity 3 , and the atomization chamber opened on the elastic atomization seat 221 . 228 is an intake runner that communicates with the spacer cavity 3 .

In this embodiment, the air intake channel includes an air intake groove 2218 formed on the outer side wall of the elastic atomizing seat 221 and communicated with the interval cavity 3, and an air inlet groove 2218 formed on the side wall of the elastic atomizing seat 221 and connected to the air inlet. The slot 2218 communicates with the air inlet 2217 of the atomizing chamber 228 . In the present invention, one or more air intake holes 2217 on the elastic atomizing seat 221 are designed on the lower side of the bottom of the heating body 222, and the air inlet holes 2217 are not directly opposite to the atomizing surface of the heating body 222, so that the heating body 222 can work. When the atomized liquid frying oil is not easy to bounce into the power supply device 1, the damage to the power supply device 1 caused by the accumulation of frying oil can be effectively reduced.

The air inlet groove 2218 , the air inlet hole 2217 , the atomizing cavity 228 , the air flow channel 229 , the air flow pipe 2215 , and the tracheal cavity 214 of the present invention constitute an N-shaped one-way air flow channel, and the advantage is that the direction of the one-way air flow is in the atomizing cavity 228 It is parallel to the atomizing surface, which can effectively reduce the staggered airflow, avoid the generation of condensate mist droplets in the atomization chamber 228 alternately with cold and heat, and can also bring out more mist in one direction without dead ends, avoiding the staggered airflow. The resulting mist stagnation makes the heating element 222 more atomized.

In this embodiment, as shown in FIGS. 7 , 9 and 11 , the power supply device 1 is also provided with a pneumatic switch, that is, an airflow sensor 1523 located on the main control board 152 , and an airflow sensor positioning groove is provided in the elastic base 151 1513, the main control board 152 can be fixed in the elastic base 151 through the interference fit of the airflow sensor 1523 in the airflow sensor positioning slot 1513. Comes off and airtight.

The elastic base 151 is also provided with an airflow sensing channel 1514 that communicates with the airflow sensor positioning groove 1513 and the spacer cavity 3 . When the atomizer 2 is connected to the power supply device 1, the airflow that starts the airflow h1 is provided to the airflow sensor 1523 by the gap between the housing of the power supply device 1 and the socket of the charging board 13, and then collected into the compartment 3 through the airflow sensing channel 1514. The air flow of the atomizing air flow h2 is from the air inlet 111 and the groove 112 of the housing 11 to the spacer cavity 3 and then to the atomization cavity 228, forming a complete flue gas conveying channel with the N-shaped one-way air flow channel. And, further, the air inlet groove 2218 on the elastic atomizing seat 221 is directly opposite to the airflow sensing channel 1514, so that the airflow sensor 1523 is activated more sensitively when the user sucks.

By implementing the present invention, it has the following beneficial effects:

By designing the heating element circuit and the atomizing liquid state detection circuit, the invention enables the heating element of the atomizer to detect and determine the atomizing liquid state before heating, and detect the atomizing liquid state in real time during the atomization process, so as to solve the problem of atomization. During the atomization operation of the atomizer, the atomizing liquid chamber of the atomizing chamber and the atomizing liquid chamber of the heating body continue to work when the atomizing liquid is used up, resulting in dry burning smell, formaldehyde, or gas-liquid exchange during the atomizing operation of the atomizer. The air bubbles are stuck in the lower liquid ports on both sides, so that the atomizing liquid continues to work when the atomizing liquid does not reach the atomizing liquid cavity of the heating element, and there is a dry burning smell and formaldehyde.

At the same time, by designing the elastic atomizing seat and the elastic base, the present invention can seal the mutually assembled parts, and use its own elasticity to seal the first negative electrode connector, the third positive electrode connector, the fifth positive electrode connector, and the second The negative connector, the fourth positive connector and the sixth positive connector have the effect of interference pressure contact, and increase the sealing area between the outer side of the elastic atomization seat and the inner side of the atomization chamber, and increase the outer surface of the elastic base. The sealing area between the side and the inner side of the housing can also reduce parts, achieve extreme simplification, stability and reliability, reduce parts cost and assembly cost, safe, non-toxic, odorless, and non-flammable.

In addition, the present invention can effectively suspend the condensate mist droplets and smoke by designing the coaxial long and short integrated double air pipes, so as to solve the bad experience of the user's sucking and leaking liquid into the mouth of the bitter and spicy atomized liquid.

In addition, by designing the N-shaped one-way air flow channel, it can effectively reduce the interlaced air flow in the atomization chamber to produce condensate mist droplets alternately with cold and heat, and can also bring out more mist in one direction without dead ends, so that the heating body can be atomized. more abundant.

It can be understood that the above embodiments only represent the preferred embodiments of the present invention, and the descriptions thereof are specific and detailed, but should not be construed as a limitation on the scope of the patent of the present invention; In other words, without departing from the concept of the present invention, the above-mentioned technical features can be freely combined, and some deformations and improvements can be made, and these all belong to the protection scope of the present invention; All equivalent transformations and modifications made shall fall within the scope of the claims of the present invention.

Claims (18)

1. An electronic atomization device comprises a power supply (14), an atomization chamber (216) of an atomization bin for storing atomized liquid, and is characterized by further comprising a main control board (152) connected with the power supply (14), a heating element circuit and an atomized liquid state detection circuit;

the heating element circuit comprises a heating element (222), and a negative electrode connecting unit and a first positive electrode connecting unit which are communicated with the heating element (222) and the main control board (152);

the atomized liquid state detection circuit comprises a first conductive piece (226), a second conductive piece (227), and the negative electrode connecting unit and the second positive electrode connecting unit which are connected with the main control board (152);

the top of the heating element (222) is provided with a heating element atomized liquid cavity (2221) communicated with the atomized liquid cavity (216) of the atomization bin;

the first end of the first conductive piece (226) is electrically connected with the negative electrode connecting unit, the first end of the second conductive piece (227) is electrically connected with the second positive electrode connecting unit, and the second ends of the first conductive piece (226) and the second conductive piece (227) are respectively arranged in the heating element atomized liquid cavity (2221);

the main control board (152) is used for starting and stopping the work of the heating element circuit according to the detection results of the heating element circuit and the atomized liquid state detection circuit.

2. Electronic atomization device according to claim 1, characterized in that it comprises an atomizer (2) and a power supply device (1) provided with said power supply (14);

the negative electrode connecting unit comprises a first negative electrode connecting piece (223) arranged on the atomizer (2) and a second negative electrode connecting piece (153) arranged on the power supply device (1);

the first positive electrode connecting unit comprises a third positive electrode connecting piece (224) arranged on the atomizer (2) and a fourth positive electrode connecting piece (154) arranged on the power supply device (1);

the second positive electrode connecting unit comprises a fifth positive electrode connecting piece (225) arranged on the atomizer (2) and a sixth positive electrode connecting piece (155) arranged on the power supply device (1).

3. Electronic atomisation device according to claim 2, characterised in that the atomiser (2) comprises an atomisation chamber (21) and an atomisation assembly (22), the atomisation assembly (22) comprising a resilient atomisation seat (221);

the outer side surface of the elastic atomizing seat (221) is in interference fit connection with the inner side surface of the atomizing bin (21);

an accommodating cavity (2211) for accommodating the heating body (222) is formed in the elastic atomizing base (221);

the top of the accommodating cavity (2211) corresponding to the opening of the heating element atomized liquid cavity (2221) is provided with at least one lower liquid opening (2213) communicated with the atomized liquid cavity (216) of the atomization bin;

the first negative electrode connecting piece (223), the third positive electrode connecting piece (224) and the fifth positive electrode connecting piece (225) are inserted into the insertion holes in the bottom of the accommodating cavity (2211) in an interference manner respectively; the first negative electrode connecting piece (223) and the third positive electrode connecting piece (224) are in interference press contact with the heating piece (2222) at the bottom of the heating body (222).

4. The electronic atomization device of claim 3, wherein the top of the sidewall of the lower liquid port (2213) is opened with at least one liquid guiding groove (2219).

5. The electronic atomization device of claim 3, wherein the upper parts of the first negative electrode connector (223) and the third positive electrode connector (224) are respectively provided with a step (156) which is attached to the bottom surface of the accommodating cavity (2211);

the lower part of the fifth positive electrode connecting piece (225) is provided with a first boss (2251), and the upper part in the penetrating hole corresponding to the fifth positive electrode connecting piece (225) is provided with a second boss (2220) abutted against the first boss (2251).

6. The electronic atomization device of claim 3, wherein an atomization cavity (228) is defined between the bottom of the heating body (222) and the bottom surface of the accommodating cavity (2211);

the accommodating cavity (2211) is a cavity with an opening on one side, and an airflow channel (229) communicated with the atomizing cavity (228) is defined between one side of the heating element (222) and the inner side of the atomizing bin (21);

the top of the elastic atomizing base (221) is arranged on an airflow pipe (2215) communicated with the airflow channel (229).

7. The electronic atomization device of claim 6, wherein the side of the elastic atomization seat (221) corresponding to the orifice of the heating element atomized liquid chamber (2221) is further provided with two communication holes (2214) communicating with the heating element atomized liquid chamber (2221), so that the second ends of the first conductive member (226) and the second conductive member (227) pass through the airflow channel (229) and then are disposed in the heating element atomized liquid chamber (2221).

8. The electronic atomization device of claim 6, wherein a first outlet pipe (212) is arranged in the atomization chamber (21), the inlet end of the first outlet pipe (212) is connected with the air flow pipe (2215), the outlet end of the first outlet pipe (212) is provided with a second outlet pipe (213) which is shorter than the first outlet pipe (212), and a choke dam (215) for collecting condensate is formed between the inner wall of the first outlet pipe (212) and the outer wall of the second outlet pipe (213).

9. The electronic atomization device of claim 3, wherein at least one atomization bin positioning hole (211) is formed on each of two side surfaces of the atomization bin (21), and at least one positioning groove (2216) is formed on each of two side surfaces of the elastic atomization seat (221);

the atomizer (2) further comprises an atomizing assembly positioning piece (23) which is used for penetrating the atomizing bin positioning hole (211) and is clamped in the positioning groove (2216).

10. Electronic atomisation device according to claim 6, characterised in that the power supply means (1) comprise a housing (11), an elastic base (151);

the second negative electrode connecting piece (153), the fourth positive electrode connecting piece (154) and the sixth positive electrode connecting piece (155) are respectively inserted into the insertion holes in the top of the elastic base (151) in an interference manner and are used for being in contact and electric connection with the first negative electrode connecting piece (223), the third positive electrode connecting piece (224) and the fifth positive electrode connecting piece (225);

the outer side surface of the elastic base (151) is in interference fit connection with the inner side surface of the shell (11);

the medial surface of shell (11) with the lateral surface interference fit of atomizing storehouse (21) is connected, elasticity atomizing seat (221) with form compartment (3) between elastic base (151).

11. The electronic atomizer according to claim 10, wherein the upper portions of the second negative electrode connecting member (153), the fourth positive electrode connecting member (154) and the sixth positive electrode connecting member (155) are each provided with a step (156) which abuts against the top surface of the elastic base (151).

12. The electronic atomization device of claim 10, which comprises an air inlet channel communicating with the atomization chamber (228), which comprises an air inlet (111) opening on the side of the housing (11), a groove (112) opening inside the housing (11) and communicating with the air inlet (111) and the compartment (3), and an air inlet channel opening on the elastic atomization seat (221) and communicating with the atomization chamber (228) and the compartment (3).

13. The electronic atomization device of claim 12, wherein the air inlet channel comprises an air inlet groove (2218) opened on the outer side wall of the elastic atomization seat (221) and communicated with the compartment (3), and an air inlet hole (2217) opened on the side wall of the elastic atomization seat (221) and communicated with the air inlet groove (2218) and the atomization cavity (228).

14. The electronic atomizer according to claim 13, wherein an airflow sensor (1523) is disposed on the main control board (152), and an airflow sensor positioning slot (1513) is disposed in the elastic base (151);

the main control board (152) is embedded in the airflow sensor positioning groove (1513) through the airflow sensor (1523) in an interference manner and fixed in the elastic base (151);

and an airflow sensing channel (1514) communicated with the airflow sensor positioning groove (1513) and the spacing cavity (3) is formed in the elastic base (151).

15. The electronic atomizer device of claim 14, wherein the air flow induction channel (1514) is directly opposite the air inlet slot (2218).

16. The electronic atomizer device according to claim 10, wherein the housing (11) has at least two housing positioning holes (113) formed in a side surface thereof, and the elastic base (151) has at least two corresponding base positioning holes (1512) formed in a side surface thereof; the power supply device (1) further comprises at least two base positioning parts (12) which are used for penetrating through the shell positioning holes (113) and the base positioning holes (1512) to fix the elastic base (151).

17. The electronic atomizing device according to claim 16, wherein the elastic base (151) and the base positioning member (12) are made of transparent materials, and at least one indicator light (1521) corresponding to the base positioning hole (1512) is further disposed on the main control board (152).

18. The electronic atomizing device as claimed in claim 10, wherein a vibrator recess (1515) is further formed on a side surface of the elastic base (151), and a vibrator (1524) electrically connected to the main control board (152) is embedded in the vibrator recess in an interference manner.

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