WO2023231824A1

WO2023231824A1 - Pneumatic sensing leakage-proof structure and atomization device

Info

Publication number: WO2023231824A1
Application number: PCT/CN2023/095646
Authority: WO
Inventors: 李博; 林旺; 邓思杰
Original assignee: 东莞市克莱鹏雾化科技有限公司
Priority date: 2022-06-02
Filing date: 2023-05-23
Publication date: 2023-12-07
Also published as: CN217405324U

Abstract

A pneumatic sensing leakage-proof structure and an atomization device, relating to the technical field of liquid atomization. The pneumatic sensing leakage-proof structure comprises a housing (1), a bottom cover (2), a fixing frame (3), and a sealing member (4), wherein the bottom cover (2) is installed at the bottom of the housing (1) and forms a placement space (11) with the interior of the housing (1); the fixing frame (3) is fixed in the placement space (11); the sealing member (4) is arranged in the placement space (11); one end of the sealing member (4) is connected to the fixing frame (3), and the other end thereof is connected to the bottom cover (2); an air guide cavity (41) is provided between the sealing member (4) and the fixing frame (3); the sealing member (4) protrudes towards the air guide cavity (41) to form a platform (42); the platform (42) is provided with an air hole (43) and a placement cavity (44); and a pneumatic sensing element (45) is installed in the placement cavity (44). The solution solves the problem of condensate of existing atomization devices flowing back and seeping into a pneumatic sensing element, achieves a good protection effect on a pneumatic sensor, and has a high sealing coefficient.

Description

A pneumatic induction leak-proof structure and atomization device

Technical field

The utility model relates to the technical field of liquid atomization, and in particular to a pneumatic induction leak-proof structure and an atomization device.

Background technique

Electronic atomization equipment includes an atomization device and a power supply that supplies power to the atomization device. The atomization device is internally constructed with a liquid storage chamber, an air flow channel, and an electronic atomization component. The power supply is provided with an accommodating slot, and the atomizing device is installed in the accommodating slot and is electrically connected to the power supply. When the power supply supplies power to the electronic atomization component inside the atomization device, the atomization component atomizes the solution stored in the liquid storage chamber into aerosol and discharges it.

The host and atomizer of electronic atomizers currently on the market generally include integrated and split types. The split type can be used as a replaceable atomizer, while the integrated type is generally refillable and disposable; Whether it is an integrated structure or a split-structure atomization device, most of them need to use pneumatic sensing elements inside. Pneumatic sensing elements are switching components used to sense air flow, and the atomizing device will produce condensate after atomization; existing Due to the unreasonable design of the sealing structure of pneumatic sensing components, condensate can easily penetrate into the pneumatic sensing components, causing damage to the pneumatic sensing components.

technical problem

In order to solve the above problems, the present utility model provides a pneumatic induction leak-proof structure and mist structure that solves the problem of the condensate backflow of the existing atomization device and penetrates into the pneumatic induction element, has good protection effect on the pneumatic sensor, and has a high sealing coefficient. chemical device.

Technical solutions

The technical solution adopted by the utility model is: a pneumatic induction leak-proof structure, including a shell, a bottom cover, a fixing frame, and a seal. The bottom cover is installed at the bottom of the shell and forms a placement space with the shell; The fixing frame is fixed in the placement space; the sealing member is placed in the placement space; one end of the sealing member is connected to the fixing frame and the other end is connected to the bottom cover; there is an air guide cavity between the sealing member and the fixing frame , the sealing member has a platform protruding toward the air-conducting cavity, the platform is provided with a ventilation hole and a placement cavity, and a pneumatic sensing element is installed in the placement cavity.

A further improvement to the above solution is that an upper sealing element is installed inside the housing, and the upper sealing element is connected to the fixing frame.

A further improvement to the above solution is that the upper sealing element is provided with an upper extending end, a middle sealing ring, and a lower extending end, the middle sealing ring is in contact with the inner wall of the housing, and the lower extending end extends to the fixed frame, And sealingly abuts with the fixed frame.

A further improvement to the above solution is that the bottom cover has a connection compartment, the connection compartment is connected to the sealing member, the bottom cover is provided with a through hole, the through hole is connected to the connection compartment, and the ventilation hole is connected to Connect the warehouse.

A further improvement to the above solution is that the bottom surface of the connection chamber has a convex ring, and an air guide gap is formed between the convex ring and the sealing member.

A further improvement to the above solution is that the lower surface of the bottom cover is provided with a concave platform, and the through hole is connected to the concave platform.

A further improvement to the above solution is that an electric control element is installed in the fixed frame, the electric control element is electrically connected to the pneumatic sensing element, and the fixed frame is provided with an oil absorbing member outside the electric control element.

A further improvement to the above solution is that a vent pipe is inserted into the vent hole.

An atomization device includes the pneumatic induction leakage-proof structure.

A further improvement to the above solution is that the atomization device includes a gas nozzle connected to the housing, a liquid storage element and an atomization component located in the housing and connected to the gas nozzle, the gas nozzle is provided with an air guide tube, and the The air guide tube is connected to the air guide cavity.

beneficial effects

The beneficial effects of this utility model are:

Compared with the pneumatic induction structure of the existing atomization device, the present utility model is provided with a bottom cover at the bottom of the casing, and a sealing member is provided in the bottom cover and the fixing frame. The sealing member sealingly connects the fixing frame and the bottom cover, and at the same time also The pneumatic sensing element is directly sealed and installed on the raised platform, thus solving the problem of the condensate of the existing atomization device flowing back into the pneumatic sensing element. It has a good protection effect on the pneumatic sensor and has a high sealing coefficient, and the condensate will only It flows out from the side edge of the platform, has reliable structure and strong practicality. Specifically, a casing, a bottom cover, a fixing frame, and a sealing member are provided. The bottom cover is installed at the bottom of the casing and forms a placement space with the casing; the fixing frame is fixed in the placement space; and the sealing member is placed In the installation space, one end of the sealing member is connected to the fixed frame and the other end is connected to the bottom cover. There is an air guide cavity between the sealing member and the fixed frame. The sealing member has a platform protruding toward the air guide cavity. The platform is provided with a ventilation hole and a placement cavity, and a pneumatic sensing element is installed in the placement cavity. The seal adopts silicone seal. During assembly, the two ends are connected to the bottom cover and the fixed frame respectively, and the two are sealed and connected so that the space connected between the two has only ventilation holes except for the pneumatic sensing element, so that the air can be guided and touched during use. Pneumatic sensing element. The atomization device with the above structure can effectively seal and protect the pneumatic sensing element and prevent liquid from entering the pneumatic sensing element.

Description of the drawings

Figure 1 is a schematic structural diagram of the atomization device of the present utility model;

Figure 2 is an enlarged schematic diagram of point A in Figure 1;

Figure 3 is an enlarged schematic diagram of B in Figure 1.

Explanation of reference signs: housing 1, placement space 11, upper sealing element 12, upper extension end 121, middle sealing ring 122, lower extension end 123, bottom cover 2, connecting compartment 21, raised ring 211, air guide gap 212, through Hole 22, concave platform 23, fixed frame 3, electric control component 31, oil suction part 32, seal 4, air guide cavity 41, platform 42, vent hole 43, vent pipe 431, placement cavity 44, pneumatic sensing element 45, pneumatic Mouth 5, air guide tube 51, liquid storage element 6, atomizing element 7.

Best Mode of Carrying Out the Invention

In order to facilitate understanding of the present utility model, the present utility model will be described more comprehensively below with reference to the relevant drawings. The preferred embodiments of the present utility model are shown in the accompanying drawings. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided to provide a thorough and comprehensive understanding of the disclosure.

It should be noted that when an element is referred to as being "fixed" to another element, it can be directly on the other element or intervening elements may also be present. When an element is said to be "connected" to another element, it can be directly connected to the other element or there may also be intervening elements present.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field to which the invention belongs. The terms used in the description of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention.

As shown in Figures 1 to 3, a pneumatic induction leak-proof structure is provided with a shell 1, a bottom cover 2, a fixing frame 3, and a seal 4. The bottom cover 2 is installed at the bottom of the shell 1 and connected with the shell. A placement space 11 is formed in 1; the fixing frame 3 is fixed in the placement space 11; the sealing member 4 is placed in the placement space 11, one end of the sealing member 4 is connected to the fixing frame 3, and the other end is connected to the bottom cover 2 , there is an air guide cavity 41 between the seal 4 and the fixed frame 3, the seal 4 has a platform 42 protruding toward the air guide cavity 41, the platform 42 is provided with a ventilation hole 43 and a placement cavity 44, so A pneumatic sensing element 45 is installed in the placement cavity 44 .

An upper end sealing element 12 is installed inside the housing 1, and the upper end sealing element 12 is connected to the fixed frame 3. It is further improved that the upper end sealing element 12 is provided with an upper extension end 121, a middle seal ring 122, and a lower extension end 123, so The middle sealing ring 122 is in contact with the inner wall of the housing 1 , the lower extension end 123 extends to the fixing frame 3 and is sealingly abutted with the fixing frame 3 , and the upper sealing element 12 is a silicone seal 4 , which functions to seal the fixing frame 3 It is sealed and connected with the air nozzle part of the atomization device to separate the liquid storage component from the electronic control component to prevent liquid leakage and thereby seal and protect the structure below.

The bottom cover 2 has a connection compartment 21, which is connected to the seal 4. The bottom cover 2 is provided with a through hole 22, the through hole 22 is connected to the connection compartment 21, and the ventilation hole 43 is connected to the connection compartment 21. The chamber 21 is further improved in that the bottom surface of the connecting chamber 21 has a convex ring 211, and an air guide gap 212 is formed between the convex ring 211 and the seal 4. The air guide gap 212 is used for gas guidance, and can be passed through the ventilation hole 43 Introduce gas and ensure stable gas conduction.

The lower surface of the bottom cover 2 is provided with a concave platform 23, and the through hole 22 is connected to the concave platform 23. The concave platform 23 can be used to form a concave space to ensure the stability of air conduction during use.

An electric control element 31 is installed in the fixed frame 3. The electric control element 31 is electrically connected to the pneumatic sensing element 45. The fixed frame 3 is provided with an oil absorbing member 32 on the outside of the electric control element 31. The electric control element 31 is provided for Pneumatic induction atomization is realized by cooperating with the control of the pneumatic induction element 45 and the atomization device. The electronic control component 31 has a battery, a control board and other structures for ensuring the battery life of the atomizer device and controlling atomization.

A vent tube 431 is inserted into the vent hole 43, and the vent tube 431 is installed to support the vent hole 43, thereby maintaining the ventilating state of the vent hole 43 and preventing the shrinkage of the silicone and the air locking phenomenon.

An atomization device, including the pneumatic induction leakage-proof structure, a gas nozzle 5 connected to the housing 1, a liquid storage element 6 and an atomization element 7 located in the housing 1 and connected to the gas nozzle 5, so The air nozzle 5 is provided with an air guide tube 51, and the air guide tube 51 is connected to the air guide chamber 41; during use, the liquid is introduced into the atomizing element 7 through the liquid storage element 6, and when the pneumatic sensing element 45 senses the flow of the adsorbed gas When the liquid is heated, the atomizing element 7 is controlled by the electronic control element 31 to heat the liquid to form atomized gas, which is then discharged through the gas nozzle 5 .

In the utility model, a bottom cover 2 is provided at the bottom of the housing 1, and a seal 4 is provided in the bottom cover 2 and the fixed frame 3. The seal 4 sealingly connects the fixed frame 3 and the bottom cover 2, and also connects the pneumatic sensing element 45 It is directly sealed and installed on the raised platform 42, thereby solving the problem of the condensate of the existing atomization device flowing back and penetrating into the pneumatic sensor element 45. The protection effect of the pneumatic sensor is good, the sealing coefficient is high, and the condensate will only flow from The side edges of the platform 42 flow out, and the structure is reliable and practical. Specifically, a shell 1, a bottom cover 2, a fixing frame 3, and a seal 4 are provided. The bottom cover 2 is installed at the bottom of the shell 1 and forms a placement space 11 with the shell 1; the fixing frame 3 is fixed on In the placement space 11; the seal 4 is placed in the placement space 11. One end of the seal 4 is connected to the fixing frame 3, and the other end is connected to the bottom cover 2. There is a gap between the seal 4 and the fixing frame 3. The seal 4 has a platform 42 protruding toward the air guide cavity 41. The platform 42 is provided with a ventilation hole 43 and a placement cavity 44. A pneumatic sensing element 45 is installed in the placement cavity 44. The seal 4 is made of silicone seal 4. During assembly, the two ends are connected to the bottom cover 2 and the fixing frame 3 respectively, and the two are sealed and connected, so that the space connected between the two only has the ventilation hole 43 except the pneumatic sensing element 45, for ease of use The air can be guided and the pneumatic sensing element 45 is touched. The atomization device with the above structure can effectively seal and protect the pneumatic sensing element 45 and prevent liquid from entering the pneumatic sensing element 45 .

The above-mentioned embodiments only express several implementation modes of the present invention. The descriptions are relatively specific and detailed, but should not be construed as limiting the patent scope of the present invention. It should be noted that for those of ordinary skill in the art, several modifications and improvements can be made without departing from the concept of the present utility model, and these all fall within the protection scope of the present utility model. Therefore, the protection scope of the utility model patent should be determined by the appended claims.

Claims

A pneumatic induction leak-proof structure, characterized by: including

shell,

A bottom cover, which is installed at the bottom of the casing and forms a placement space with the casing;

A fixed frame, which is fixed in the placement space;

Seal, the seal is placed in the installation space, one end of the seal is connected to the fixed frame, the other end is connected to the bottom cover, there is an air guide cavity between the seal and the fixed frame, the seal faces There is a platform protruding from the air chamber. The platform is provided with a ventilation hole and a placement cavity. A pneumatic sensing element is installed in the placement cavity.
The pneumatic induction leak-proof structure according to claim 1, characterized in that: an upper sealing element is installed inside the housing, and the upper sealing element is connected to the fixed frame.
The pneumatic induction leak-proof structure according to claim 2, characterized in that: the upper sealing element is provided with an upper extension end, a middle sealing ring, and a lower extension end, and the middle sealing ring is in contact with the inner wall of the housing, so The lower extension end extends to the fixed frame and is in sealing contact with the fixed frame.
The pneumatic induction leak-proof structure according to claim 1, characterized in that: the bottom cover has a connection compartment, the connection compartment is connected to the sealing member, the bottom cover is provided with a through hole, and the through hole is connected to Connecting compartment, the vent hole is connected to the connecting compartment.
The pneumatic induction leak-proof structure according to claim 4, characterized in that: the bottom surface of the connecting chamber has a convex ring, and an air guide gap is formed between the convex ring and the sealing member.
The pneumatic induction leak-proof structure according to claim 5, characterized in that: a concave platform is provided on the lower surface of the bottom cover, and the through hole is connected to the concave platform.
The pneumatic induction leak-proof structure according to claim 1, characterized in that: an electronic control element is installed in the fixed frame, the electronic control element is electrically connected to the pneumatic induction element, and the fixed frame is located outside the electronic control element. Equipped with oil absorbing parts.
The pneumatic induction leak-proof structure according to claim 1, characterized in that: a ventilation pipe is inserted into the ventilation hole.
An atomization device, characterized by: including the pneumatic induction leak-proof structure described in any one of claims 1 to 8.
The atomization device according to claim 9, characterized in that it includes an air nozzle connected to the casing, a liquid storage element and an atomization element provided in the casing and connected to the air nozzle, and the air nozzle is provided with a guide. Trachea, the air guide tube is connected to the air guide cavity.