CN212590253U

CN212590253U - Suction device

Info

Publication number: CN212590253U
Application number: CN202021126652.7U
Authority: CN
Inventors: 蔡吉俊; 陈超; 张慧
Original assignee: Shanghai Tobacco Group Co Ltd; Shanghai New Tobacco Products Research Institute Co Ltd
Current assignee: Shanghai Tobacco Group Co Ltd; Shanghai New Tobacco Products Research Institute Co Ltd
Priority date: 2020-06-17
Filing date: 2020-06-17
Publication date: 2021-02-26
Anticipated expiration: 2030-06-17

Abstract

The utility model discloses a suction device, which comprises a liquid storage cavity for storing liquid; the atomizing chamber, stock solution chamber and atomizing chamber are through one or more first through-holes intercommunication, and the atomizing chamber includes vibrating piece and screen cloth, can pass the screen cloth through first through-hole from the liquid storage chamber liquid that flows into the atomizing chamber and form aerial fog under the vibration of vibrating piece. By adopting the technical scheme, the liquid can be atomized in the environment of not more than 100 ℃ by utilizing the mechanical energy of the screen and the vibrating piece, the complex chemical reaction can not be generated, the generation of harmful substances is avoided, and better use experience is provided for users.

Description

Suction device

Technical Field

The utility model relates to a suction device technical field, concretely relates to suction device.

Background

With the growing concern for health, people are aware that traditional cigarettes pose certain health risks, and therefore, a product called an "electronic cigarette" is produced. Compared with the traditional cigarette, the electronic cigarette meets the physiological requirements of users, and simultaneously avoids harmful substances such as tar, carbon monoxide and the like brought by the traditional cigarette.

Traditional electron cigarette adopts to generate heat the device circular telegram, produces the heat through the circular telegram of atomizing part and atomizes the tobacco tar. Some products atomized by ultrasonic energy also require batteries with higher discharge rate, and high-frequency ultrasonic waves can generate higher temperature. High temperature may produce relatively complicated chemical reaction, so that the components in the flue gas are relatively complicated and harmful substances are easily produced. The charge-discharge cycle times of a high-rate battery are less than those of a common battery, and the high-rate discharge of the battery also causes the safety problem of the battery.

Therefore, it is an urgent problem in the art to provide a gas mist generating device that atomizes a liquid in a low temperature environment and has safety in terms of a power supply.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that high-temperature atomization in the prior art generates complex chemical reaction and easily generates harmful substances. In order to solve the problem, the utility model discloses a suction device utilizes the mechanical energy of screen cloth and vibrating piece, can not produce more complicated chemical reaction at the atomizing liquid under the environment that does not exceed 100 ℃, avoids producing harmful substance, experiences for the user provides better use.

In order to solve the above problem, the utility model discloses a suction device, include: the liquid storage cavity is used for storing liquid; the atomizing chamber, stock solution chamber and atomizing chamber are through one or more first through-holes intercommunication, and the atomizing chamber includes vibrating piece and screen cloth, can pass the screen cloth through first through-hole from the liquid storage chamber liquid that flows into the atomizing chamber and form aerial fog under the vibration of vibrating piece.

By adopting the technical scheme, the liquid can be atomized in the environment of not more than 100 ℃ by utilizing the mechanical energy of the screen and the vibrating piece, the complex chemical reaction can not be generated, the generation of harmful substances is avoided, and better use experience is provided for users.

According to the utility model discloses a another embodiment is equipped with preheating part on the vibrating piece, and preheating part is used for preheating liquid, makes liquid reach the settlement temperature.

According to another embodiment of the present invention, the set temperature is not more than 100 ℃.

According to another embodiment of the present invention, the preheating part is a heating wire, and the preheating part is embedded in the vibrating member or is disposed on the surface of the vibrating member.

According to another embodiment of the present invention, the diameter of the mesh of the screen is in the range of 0.3 μm to 10 μm, and the vibration frequency of the vibrating member is in the range of 80KHz to 2.5 MHz. Preferably, the mesh diameter of the screen is in the range of 1 μm to 3 μm, and the vibration frequency of the vibration member is in the range of 180KHz to 200 KHz.

According to another embodiment of the present invention, the suction device further comprises a buffer chamber.

According to the utility model discloses a another embodiment is equipped with one or more second through-holes between buffer solution chamber and the stock solution chamber, and the liquid in the stock solution chamber can get into the buffer solution intracavity through one or more second through-holes.

According to the utility model discloses a further embodiment, buffer solution chamber and atomizing chamber are through one or more first through-holes intercommunication, and the liquid in the buffer solution chamber can get into the atomizing chamber through one or more first through-holes.

Drawings

The invention will be described in further detail with reference to the following drawings and detailed description:

fig. 1 is a cross-sectional view of a suction device provided by the present invention;

fig. 2 is a partially disassembled view of a suction device provided by the present invention;

fig. 3 is a partial structure exploded view of a suction device provided by the present invention.

Detailed Description

The following description is provided for illustrative embodiments of the present invention, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. While the invention will be described in conjunction with the preferred embodiments, it is not intended that features of the invention be limited to only those embodiments. On the contrary, the intention of implementing the novel features described in connection with the embodiments is to cover other alternatives or modifications which may be extended based on the claims of the present invention. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be practiced without these particulars. Furthermore, some of the specific details are omitted from the description so as not to obscure or obscure the present invention. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present embodiment, it should be noted that the terms "upper", "lower", "inner", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are usually placed in when used, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or the element to which the present invention is directed must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

The terms "first," "second," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

In the description of the present embodiment, it should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed," "connected," and "connected" are to be interpreted broadly, e.g., as a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present embodiment can be understood in specific cases by those of ordinary skill in the art.

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

As shown in fig. 1-3, the present invention discloses a suction device 1, comprising: a liquid storage chamber 10 for storing liquid; the atomizing chamber 12, stock solution chamber 10 and atomizing chamber 12 are through one or more first through-hole 142 intercommunication, and atomizing chamber 12 includes vibrating part 120 and screen cloth 121, and the liquid that flows into atomizing chamber 12 from stock solution chamber 10 through first through-hole 142 can pass screen cloth 121 under the vibration of vibrating part 120 and form the aerial fog.

That is, the suction device 1 mainly depends on the mechanical vibration of the vibrating member 120, so that the liquid entering the atomizing chamber 12 is vibrated and passes through the screen 121 (as shown by the vertical solid line arrow in fig. 1) along the vibration direction (as shown by the X direction in fig. 1) to form the aerosol (as shown by the vertical dotted line arrow in fig. 1). Specifically, be equipped with first through-hole 142 between liquid storage cavity 10 and the atomizing chamber 12, liquid in the liquid storage cavity 10 can get into atomizing chamber 12 through first through-hole 142 (as shown by the solid arrow in the horizontal line in fig. 1), and vibrating member 120 is surrounded by the liquid in the atomizing chamber 12, and the part is soaked in liquid, but vibrating member 120 is whole incompletely by liquid submergence to make vibrating member 120 can effectually vibrate liquid, and liquid is got up by vibrating member 120 vibration back, can pass screen cloth 121, forms aerial fog.

As used herein, a "liquid" may be a tobacco tar or a tobacco liquid, which refers to a liquid comprising one or more of glycerin and propylene glycol, which may or may not further comprise one or more of nicotine or a nicotine salt.

It should be noted that, the present invention does not limit the specific structure of the vibrating member and the screen, and can be properly selected and designed according to actual needs, as long as the liquid can be effectively atomized.

Specifically, as shown in fig. 1, in the present embodiment, the screen 121 is a sheet, and the screen 121 has meshes, and the meshes are distributed around the geometric center of the screen 121 as a central point, so as to facilitate atomization of the vibrated liquid. In order to enable the liquid passing through the mesh 121 to be sufficiently atomized, in the present embodiment, the mesh diameter of the mesh 121 is in the range of 0.3 μm to 10 μm, and preferably, the mesh diameter of the mesh 121 is in the range of 1 μm to 3 μm. As used herein, "mesh diameter" refers to the minimum pore diameter for a non-uniform axial cross-section of the mesh, e.g., the diameter of the pore at the tip is defined as the diameter of the mesh. In other embodiments, the mesh diameter of the screen may be other values, and the present invention is not limited thereto, as long as it is ensured that the liquid passing through the screen can be atomized.

Meanwhile, referring to fig. 1, in the present embodiment, the vibrating member 120 has a cylindrical structure, the diameter of the upper protruding portion of the vibrating member 120 is smaller than that of the main body, and the piezoelectric element is integrally encapsulated in the main body, and can vibrate when energized. In this embodiment, the vibration frequency range of the vibrating element 120 is 80KHz to 2.5MHz, preferably, the vibration frequency range of the vibrating element 120 is 180KHz to 200KHz, the vibration frequency of the vibrating element 120 can be adjusted as required, different power gears can be adjusted by key operation to adapt to liquids with different viscosities, and different amounts of smoke can be generated by adjusting different power gears.

According to another embodiment of the present invention, a preheating portion 122 is disposed on the vibrating member 120, and the preheating portion 122 is used for preheating the liquid to make the liquid reach the set temperature. The preheating part 122 is arranged to preheat the liquid around the vibrating member 120, so that the temperature of the liquid is increased to reach a set temperature, the viscosity of the liquid is reduced, the liquid is more easily vibrated by the vibrating member 120 and passes through the screen 121, and the aerosol is formed.

Specifically, according to another embodiment of the present invention, the preheating part 122 is a heating wire, and the preheating part 122 is embedded in the vibration member 120 or is disposed on the surface of the vibration member 120. That is, the preheating part 122 is provided in or on the surface of the vibrator 120, and the preheating part 122 can preheat the liquid around the vibrator 120. The normal liquid is a liquid with poorer fluidity than water, so the viscosity of the liquid can have negative effects on atomization, and the preheating liquid can enable the liquid to have better fluidity and improve atomization performance.

Meanwhile, in order to prevent the atomization temperature from being too high, the preheating temperature of the preheating part 122 to the liquid is not more than 100 ℃, that is, the set temperature reached by the liquid is not more than 100 ℃, so that the influence of the too high temperature on surrounding parts can be avoided, and the influence of the too high temperature on the aerial fog can also be avoided.

In this embodiment, the preheating part 122 is the heater strip, and in other embodiments, the preheating part can also be heating plate, heating orbit isotructure, the utility model discloses do not limit to this, as long as can effectual preheating liquid can.

Because the temperature is lower in the state of considering liquid primary heating, for the reinforcing efficiency, shorten preheating time in order to reach better use and experience, preheating portion 122 adopts high temperature to preheat when initial heating, the stable high temperature preheating mode of gradually cooling down. Specifically, in the initial heating state, the preheating part 122 is rapidly heated to 120 ℃ and then cooled to 100 ℃ to maintain the temperature of the liquid in the atomizing chamber 12. After the device starts, vibrating member 120 time delay work, the circuit intercommunication back, preheating part 122 is preferred to be worked, carries out local preheating to the liquid in the atomizing chamber 12 before vibrating member 120 starts, and preferably, vibrating member 120 time delay time is about 2s, can guarantee that the liquid in atomizing chamber 12 is fully preheated, also need not too for a long time such as user, and the user of being convenient for uses. In addition, when the device is used for the first time or used at long intervals, a high-temperature preheating mode needs to be used, and the preheating and temperature rising time is shortened. The principle is confirmed to be in the initial state, and the vibrating piece is restarted after not working for more than 120 minutes, and the device considers that the initial heating state needs to be adopted at this moment to guarantee that the liquid can not be in the state that the temperature is too low to influence the atomization effect.

Further, according to another embodiment of the present invention, the suction device 1 comprises a suction nozzle 13, wherein an aerosol channel 130 is disposed in the suction nozzle 13, and in a use state, the liquid can be sucked by the user through the aerosol channel 130 after being atomized. By providing the suction nozzle 13, the user can easily suck.

Specifically, the suction nozzle 13 is disposed above the vibrating member 120 in the vibrating direction, and the mesh 121 is disposed at the lower end of the suction nozzle 13. That is, the screen 121 is detachably mounted at the lower end of the suction nozzle 13 through the fixing seat 123, the suction nozzle 13 is disposed above the vibrating member 120, the screen 121 and the vibrating member 120 are disposed opposite to each other, the atomizing chamber 12 is formed therebetween, the aerosol channel 130 is disposed above the screen 121, and the aerosol entering the aerosol channel 130 can be directly sucked out. The suction nozzle 13 and the screen mesh 121 are detachably connected through the fixing seat 123, cleaning and replacement are facilitated, and the suction nozzle 13 and the screen mesh can be designed as a modularized integral body and can be replaced simultaneously.

According to another embodiment of the present invention, the liquid storage chamber 10 is disposed in parallel with the suction nozzle 13, the liquid in the liquid storage chamber 10 can flow into the atomizing chamber 12, and can pass through the screen 121 under the vibration of the vibrating member 120 to form the aerosol, and the aerosol is sucked by the user through the aerosol channel 130.

The suction nozzle 13 is provided above the atomizing chamber 12 in the height direction (as indicated by the Y direction in fig. 1) of the suction device 1. After entering the atomizing chamber 12 (as shown by the solid horizontal arrows in fig. 1), the liquid can be atomized by the vibrating member 120 to form an aerosol, and enter the aerosol passage 130 of the mouthpiece 13 (as shown by the dashed upward arrows in fig. 1). An air inlet hole 131 is formed at the lower portion of the suction nozzle 13, and when a user sucks, external air enters the aerosol channel 130 through the air inlet hole 131 (as shown by a downward solid arrow in fig. 1) and drives the aerosol to be sucked by the user.

Referring to fig. 1-3, in the present embodiment, the reservoir 10 is juxtaposed with the mouthpiece 13. Specifically, the upper portion of the housing 17 is provided with a mounting hole 170 for mounting the suction nozzle 13, in the height direction of the suction device 1, the mounting hole 170 is arranged in parallel with the liquid storage cavity 10, and the suction nozzle 13 is connected with the mounting hole 170 in a sealing manner through threads, so that the suction nozzle is convenient to detach, replace and clean.

In order to avoid that a large amount of liquid in the liquid storage cavity 10 enters the atomization cavity 12 and submerges the vibrating member 120, according to another embodiment of the present invention, as shown in fig. 1-2, the suction device 1 further includes a buffer liquid cavity 14, one or more second through holes 141 are provided between the buffer liquid cavity 14 and the liquid storage cavity 10, and the liquid in the liquid storage cavity 10 can enter the buffer liquid cavity 14 through the one or more second through holes 141. The buffer chamber 14 and the nebulizing chamber 12 are communicated through one or more first through holes 142, and the liquid in the buffer chamber 14 can enter the nebulizing chamber 12 through the one or more first through holes 142.

Specifically, as shown in fig. 1-2, in this embodiment, the buffer liquid chamber 14 is disposed below the liquid storage chamber 10, an interlayer 140 is disposed between the buffer liquid chamber 14 and the liquid storage chamber 10, one or more second through holes 141 are disposed on the interlayer 140, liquid in the liquid storage chamber 10 can enter the buffer liquid chamber 14 through the second through holes 141, one or more first through holes 142 are disposed between the buffer liquid chamber 14 and the atomizing chamber 12, and liquid in the buffer liquid chamber 14 can enter the atomizing chamber 12 through the first through holes 142.

Referring to fig. 1-3, in the present embodiment, the liquid storage chamber 10 is provided with an upper cover 100, and the upper cover 100 can be opened to add liquid and can be completely removed. After taking off at upper cover 100, open stock solution chamber 10 can be comparatively convenient add liquid, also conveniently washs stock solution chamber 10 simultaneously, when using the liquid of different tastes, can wash by oneself by the user, and stock solution chamber 10 has sealed isolation with the circuit part, and the atomizing principle of vibrating piece 120 is mechanical vibration atomizing, and is different with traditional resistance atomizing core, can wash and do not have the short circuit risk. The upper cover 100 of the reservoir 10 can be made of a material with certain elasticity or better sealing performance, such as: silica gel, PE, TPE, TPU and other materials.

In addition, the volume of the buffer liquid cavity 14 is not more than 50% of the volume of the liquid storage cavity 10. That is, the liquid storage chamber 10 is the largest chamber, and the volume of the buffer liquid chamber 14 is smaller than that of the liquid storage chamber 10, and the volume of the buffer liquid chamber is not more than 50% of that of the liquid storage chamber 10. Through second through-hole 141 intercommunication between stock solution chamber 10 and the buffer solution chamber 14, the liquid velocity of flow can be controlled to the size of second through-hole 141 and how much of quantity, can effectually avoid in the liquid mass flow in atomizing chamber 12 of stock solution chamber 10, cause the insufficient problem of liquid atomization.

According to another embodiment of the present invention, the suction device 1 further comprises a power supply 15, the vibration member 120 and the preheating part 122 are powered by the power supply 15, and the power supply 15 is a dry battery. Specifically, a circuit board 16 is disposed in the housing 17 of the pumping device 1, the circuit board 16 is used for controlling the power supply 15 to supply electric energy to the vibrating element 120 and the preheating part 122, and the vibrating element 120 and the preheating part 122 are connected with the circuit board 16 through the electrode 11. Wherein the power source 15 is a dry battery, preferably, the power source 15 can be a common dry battery or a rechargeable battery, such as a carbon battery, an alkaline battery, a nickel-hydrogen rechargeable battery, a lithium ion battery, and the like. A battery compartment 150 is arranged in the casing 17, the power supply 15 is installed in the battery compartment 150 along the height direction, and a compartment cover 151 is arranged at the lower end of the battery compartment 150 and used for sealing the battery compartment 150. When the power supply is used, the power supply 15 does not need high-rate discharge performance, the service life of the power supply 15 can be prolonged, the situation of overheating explosion cannot occur, and the safety is good.

To sum up, the utility model provides a pair of suction device utilizes the mechanical energy of screen cloth and vibrating piece, can not produce more complicated chemical reaction at the atomizing liquid under the environment that does not exceed 100 ℃, avoids producing harmful substance, experiences for the user provides better use.

While the invention has been shown and described with reference to certain preferred embodiments thereof, it will be understood by those skilled in the art that the foregoing is a more detailed description of the invention, and the specific embodiments thereof are not to be considered as limiting. Various changes in form and detail, including simple deductions or substitutions, may be made by those skilled in the art without departing from the spirit and scope of the invention.

Claims

1. A suction device, comprising:

the liquid storage cavity is used for storing liquid;

the atomizing chamber, the stock solution chamber with the atomizing chamber is through one or more first through-hole intercommunication, the atomizing chamber includes vibrating part and screen cloth, through first through-hole is followed the stock solution chamber flows in the liquid in atomizing chamber can pass under the vibration of vibrating part the screen cloth forms aerial fog.

2. The suction device as claimed in claim 1, wherein said vibration member is provided with a preheating part for preheating said liquid to a set temperature.

3. The suction device as claimed in claim 2, wherein the set temperature is not more than 100 ℃.

4. The pumping device according to claim 2 or 3, wherein the preheating part is a heating wire, and the preheating part is embedded in the vibration member or provided on a surface of the vibration member.

5. The suction apparatus as claimed in claim 1, wherein said screen has a mesh diameter in the range of 0.3 μm to 10 μm, and said vibrating member has a vibration frequency in the range of 80KHz to 2.5 MHz.

6. The suction device as claimed in claim 1, further comprising a buffer chamber.

7. The suction device as claimed in claim 6, wherein one or more second through holes are provided between the buffer chamber and the liquid storage chamber, and the liquid in the liquid storage chamber can enter the buffer chamber through the one or more second through holes.

8. The aspiration device of claim 7, wherein the buffer chamber and the nebulization chamber are in communication via one or more of the first through-holes, and wherein liquid in the buffer chamber is able to enter the nebulization chamber via the one or more first through-holes.