WO2022241646A1

WO2022241646A1 - Atomizing assembly, atomizer and atomizing apparatus

Info

Publication number: WO2022241646A1
Application number: PCT/CN2021/094403
Authority: WO
Inventors: 李健; 晏顺堂; 程时毅
Original assignee: 深圳麦克韦尔科技有限公司
Priority date: 2021-05-18
Filing date: 2021-05-18
Publication date: 2022-11-24

Abstract

An atomizing assembly (13), an atomizer (11) and an atomizing apparatus (10). The atomizing assembly (13) comprises an atomizing plate (131), a connecting assembly (132) and a temperature sensor (133). The connecting assembly (132) is electrically connected to the atomizing plate (131), and the temperature sensor (133) is provided on the atomizing plate (131) by means of the connecting assembly (132). The temperature sensor (133) is used to measure the temperature of the atomizing plate (131), so that the atomizing plate (131) works according to the temperature measurement result of the temperature sensor (133). The temperature sensor (133) of the atomizing assembly (13), atomizer (11) and atomizing apparatus (10) measures the temperature of the atomizing plate (131) more accurately.

Description

Atomization Components, Atomizers and Atomization Devices

【Technical field】

The invention relates to the technical field of atomization, in particular to an atomization assembly, an atomizer and an atomization device.

【Background technique】

The atomization component is a piezoelectric transducer element with low power consumption when used, and is widely used in beauty, medical and other fields. The atomization component realizes atomization mainly through the vibration of the atomization sheet.

The vibration frequency of the atomizing sheet is high, and heat will be generated during the vibration process. At the same time, when there is no liquid or little liquid in the atomizing sheet, there will be a "dry burning" phenomenon, which will cause the temperature of the atomizing sheet and its surrounding liquid to rise; Moreover, some medicinal liquids are extremely sensitive to temperature, and their medicinal properties are easily damaged if the temperature is higher than the temperature limit that the heat-sensitive medicinal liquid can withstand. This situation has caused many difficulties in application. Therefore, it is a technical problem to be solved by those skilled in the art whether to design an atomization assembly that can measure the temperature of the atomization sheet in real time to overcome the above defects.

At present, most manufacturers measure the temperature of the liquid in the atomization chamber by adding a temperature sensor (NTC/PTC) to the atomization device. However, the temperature sensor generally tests the temperature of the liquid medicine or the temperature of the airflow after atomization. There is a gap between this and the temperature on the atomizer, and the response speed is slow. It cannot provide real-time feedback on the temperature on the atomizer. The temperature has exceeded the liquid characteristic temperature limit, destroying the liquid characteristic, and at this time the temperature displayed on the temperature sensor has not exceeded the liquid characteristic temperature limit, resulting in ineffective atomization control.

【Content of invention】

The invention provides an atomization component, an atomizer and an atomization device to solve the problem of inaccurate temperature measurement of the atomization sheet in the prior art.

In order to solve the above technical problems, the first technical solution provided by the present invention is to provide an atomization assembly, which includes an atomization sheet, a connecting assembly and a temperature sensor. The connecting component is electrically connected to the atomizing sheet; the temperature sensor is arranged on the atomizing sheet through the connecting assembly; wherein, the temperature sensor is used to measure the temperature of the atomizing sheet, so that the atomizing sheet works according to the temperature measurement result of the temperature sensor.

Wherein, the connection component includes a flexible circuit board, the temperature sensor is arranged on the flexible circuit board, and is arranged on the atomizing sheet through the flexible circuit board.

Wherein, the flexible circuit board has a first electrical connector and a second electrical connector, and the temperature sensor is arranged between the first electrical connector and the second electrical connector.

Wherein, the first electrical connector and the second electrical connector are arranged on the atomizing sheet, so that the atomizing sheet is electrically connected through the flexible circuit board.

Wherein, the flexible circuit board includes a circuit board main body, an electrode connecting part and a sensor connecting part; the electrode connecting part and the sensor connecting part are arranged at intervals at the end of the circuit board main body, and the electrode connecting part is arranged on the atomizing sheet so that the atomizing sheet can pass through The electrode connection part realizes electrical connection, and the temperature sensor is arranged on the sensor connection part.

Wherein, the atomizing sheet includes a piezoelectric ceramic sheet and a metal substrate stacked, and the temperature sensor is arranged on the surface of the piezoelectric ceramic sheet away from the metal substrate, and is arranged between the sensor connection part and the piezoelectric ceramic sheet, so that the temperature The sensor measures the temperature of the piezoelectric ceramic disc.

Wherein, the atomizing sheet includes a piezoelectric ceramic sheet and a metal substrate stacked, and the temperature sensor is arranged on the surface of the metal substrate away from the piezoelectric ceramic sheet, and is arranged on the surface of the sensor connection part away from the metal substrate, so that the temperature sensor Measure the temperature of the metal substrate.

Wherein, the connecting assembly includes a first connecting wire and a second connecting wire, one end of the first connecting wire and the second connecting wire are respectively electrically connected to two ends of the temperature sensor, and the other end is used for an external controller, so that the temperature sensor and the control electrical connection.

Wherein, the connecting assembly also includes a third connecting wire and a fourth connecting wire, one end of the third connecting wire and the fourth connecting wire are both arranged on the atomizing sheet and electrically connected with the atomizing sheet, and the other end is used for an external controller to The atomizing sheet is electrically connected with the controller.

Wherein, the atomizing assembly also includes a mounting part, which has a first accommodation cavity; the atomizing sheet is arranged in the first containing cavity, and the temperature sensor is sandwiched between the inner wall of the first containing cavity and the atomizing sheet , so that the temperature sensor measures the temperature of the atomizing sheet.

Wherein, the inner wall of the first accommodation cavity forms an annular groove, the edge of the atomizing sheet is embedded in the annular groove, the temperature sensor is interposed between the side wall of the annular groove and the atomizing sheet, and the bottom of the annular groove The wall has an opening, one end of the connecting component is connected to the atomizing sheet and/or the temperature sensor, and the other end extends out of the annular groove through the opening.

Wherein, the temperature sensor is one of NTC resistors, PTC resistors and thermocouples.

In order to solve the above-mentioned technical problems, the second technical solution provided by the present invention is to provide an atomizer, comprising a fixing part and any one of the atomizing components mentioned above, and the fixing part accommodates and installs the atomizing component.

In order to solve the above-mentioned technical problems, the third technical solution provided by the present invention is to provide an atomizing device, including a battery assembly and the aforementioned atomizer, and the atomizer is electrically connected to the battery assembly.

The beneficial effects of the present invention are:

The atomization assembly, atomizer and atomization device provided by the present invention are provided with a temperature sensor on the atomization sheet, and the temperature sensor can directly measure the temperature of the atomization sheet in real time, and the temperature difference between the temperature sensor measurement result and the atomization sheet Extremely small, so the result of temperature measurement by the temperature sensor is more accurate. In addition, the temperature sensor can provide real-time feedback on the temperature change of the atomizer in a timely manner, and adjust the work of the atomizer according to the temperature measurement results of the temperature sensor, such as adjusting the voltage applied to the atomizer to realize the adjustment of the driving power of the atomizer etc., effectively realizing real-time atomization control.

【Description of drawings】

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present invention. Those of ordinary skill in the art can also obtain other drawings based on these drawings without any creative effort.

Fig. 1 is a schematic diagram of the overall structure of the atomization device provided by the present invention;

Fig. 2 is a schematic diagram of the explosion structure of the atomization device in Fig. 1;

Fig. 3 is a schematic cross-sectional structural view of the atomization device of Fig. 1;

Fig. 4 is a schematic diagram of an enlarged structure at A in Fig. 2;

Fig. 5a is a schematic structural diagram of the atomization assembly provided by the first embodiment of the present invention;

Fig. 5b is a schematic perspective view of the atomization assembly of Fig. 5a;

Fig. 6 is a schematic structural diagram of the atomization assembly provided by the second embodiment of the present invention;

Fig. 7 is a structural schematic diagram of another viewing angle of the atomization assembly of Fig. 6;

Fig. 8 is a schematic structural diagram of the atomization assembly provided by the third embodiment of the present invention;

Fig. 9 is a schematic structural diagram of an atomization assembly provided by a fourth embodiment of the present invention;

Fig. 10 is a schematic diagram of the exploded structure of the atomization assembly in Fig. 9 .

【Detailed ways】

The following will clearly and completely describe the technical solutions in the embodiments of the present application with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of them. Based on the embodiments in this application, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of this application.

In the following description, for purposes of illustration rather than limitation, specific details, such as specific system architectures, interfaces, and techniques, are set forth in order to provide a thorough understanding of the present application.

The term "and/or" in this article is just an association relationship describing associated objects, which means that there can be three relationships, for example, A and/or B can mean: A exists alone, A and B exist simultaneously, and there exists alone B these three situations. In addition, the character "/" in this article generally indicates that the contextual objects are an "or" relationship. In addition, "many" herein means two or more than two.

The terms "first", "second", and "third" in the present invention are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, features defined as "first", "second" and "third" may explicitly or implicitly include at least one of said features. In the description of the present invention, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined. All directional indications (such as up, down, left, right, front, back...) in the embodiments of the present invention are only used to explain the relative positional relationship between the components in a certain posture (as shown in the accompanying drawings) , sports conditions, etc., if the specific posture changes, the directional indication also changes accordingly. The terms "comprising" and "having" and any variations thereof in the embodiments of the present application are intended to cover non-exclusive inclusion. For example, a process, method, system, product or device comprising a series of steps or units is not limited to the listed steps or units, but optionally also includes unlisted steps or units, or optionally further includes For other steps or components inherent in those processes, methods, products, or devices.

Reference herein to an "embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the present invention. The appearances of a phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is understood explicitly and implicitly by those skilled in the art that the embodiments described herein can be combined with other embodiments.

The application will be described in detail below in conjunction with the accompanying drawings and embodiments.

Please refer to Figures 1 to 3, Figure 1 is a schematic structural view of the atomization device 10 provided by the present invention, Figure 2 is a schematic diagram of the exploded structure of the atomization device 10 in Figure 1, and Figure 3 is a schematic diagram of the atomization device 10 in Figure 1 Schematic diagram of the cross-sectional structure.

The atomizing device 10 includes an atomizer 11 and a battery assembly 12 , wherein the atomizer 11 and the battery assembly 12 are electrically connected. The atomizer 11 can atomize the liquid to be atomized into mist for the user, and the battery assembly 12 is used for powering the atomizer 11 . In this embodiment, the atomizer 11 and the battery assembly 12 are detachably connected, the atomizer 11 and the battery assembly 12 can be snap-fitted, or can be magnetically adsorbed by setting magnetic connectors in the atomizer 11 and the battery assembly 12 respectively. connect.

Please refer to FIG. 2 and FIG. 3 , the atomizer 11 includes a nozzle 111 , an upper cover 112 , a first bracket 113 , a fixing piece 114 , and an atomizing assembly 13 . The upper cover 112 is snap-connected with the first bracket 113 . The nozzle 111 is mounted on the upper cover 112 , and the nozzle 111 and the upper cover 112 can be detachably connected. The nozzle 111 is provided to facilitate the user to inhale the mist produced by the atomization of the atomizer 11 . The upper cover 112 and the first bracket 113 cooperate to form a first installation cavity, and the fixing part 114 is disposed in the first installation cavity, and the fixing part 114 is used for accommodating and installing part of the atomization assembly 13 .

A liquid storage cavity 1131 is formed in the first support 113, and the liquid storage cavity 1131 is used to store the liquid to be atomized. The first support 113 can be supported by plastic or other materials, as long as the storage conditions of the liquid to be atomized are satisfied; liquid storage The shape and size of the cavity 1131 can meet the requirement of liquid storage. The atomizing assembly 13 is installed in the first installation chamber through the fixing piece 114 , and the atomizing assembly 13 is used to atomize the liquid to be atomized in the liquid storage chamber 1131 .

The battery assembly 12 includes a first housing 121 , a second housing 122 , a second bracket 123 and a battery 124 . Wherein, the first housing 121 and the second housing 122 are snap-connected, and a second installation cavity 127 is formed inside, and the second installation cavity 127 is used for installing the second bracket 123 , the battery 124 and other components in the battery assembly 12 . When the atomizer 11 is assembled with the battery assembly 12 , the first bracket 113 and the second bracket 123 are snap-connected.

Further, please refer to FIG. 3 , wherein the atomization assembly 13 includes an atomization sheet 131 and a connection assembly 132 , and the connection assembly 132 is electrically connected to the atomization sheet 131 . The atomizing sheet 131 is used to atomize the liquid to be atomized, wherein the atomizing sheet 131 may be a microporous atomizing sheet or a ceramic atomizing sheet. In this embodiment, the atomizing sheet 131 is an example of a microporous atomizing sheet, and in other implementation manners, the atomizing sheet 131 may also be a ceramic atomizing sheet. Specifically, the atomizing sheet 131 is arranged in the fixing part 114, and is located at the end of the first bracket 113 close to the nozzle 111; The atomizing sheet 131 is sprayed out from the nozzle 111 after being atomized.

In this embodiment, please refer to FIG. 4 . FIG. 4 is a schematic diagram of an enlarged structure at a dotted box A in FIG. 2 . The battery assembly 12 also includes a main circuit board 126 and an electrode connection assembly 125 , the battery 124 is electrically connected to the main circuit board 126 , so that the battery 124 can supply power to the atomizer 11 to ensure the normal operation of the atomization assembly 13 . The main circuit board 126 is provided with a controller (not shown), the controller is used to control the battery 124 to supply power to the atomizer 11 after receiving the start signal, and the controller can control the atomizer 11 after receiving the control signal. The voltage applied to the atomizing sheet 131 in the device, or the driving power of the atomizing sheet 131 is controlled. The electrode connection assembly 125 is electrically connected to the main circuit board 126 for connecting the sensing signal of the atomizer 11 and the driving signal for controlling the atomizing sheet 131 to the main circuit board 126 .

In this embodiment, the atomizer 11 further includes an adapter 115 for transferring the circuit signal between the atomizer assembly 13 and the battery assembly 12 . A side of the adapter 115 close to the atomizing sheet 131 is electrically connected to the connection assembly 132 , and an end away from the atomizing sheet 131 is electrically connected to the electrode connection assembly 125 of the battery assembly 12 . The connecting component 132 realizes the electrical connection with the controller of the main circuit board 126 through the adapter 115 and the electrode connecting component 125, thereby realizing the electrical connection between the atomizing sheet 131 and the controller.

Please refer to FIG. 4, FIG. 5a and FIG. 5b. FIG. 5a is a schematic structural diagram of the atomization assembly 13 provided in the first embodiment of the present application, wherein FIG. 5b is a perspective structural schematic diagram of the atomization assembly 13 in FIG. 5a.

Wherein, the connecting component 132 is electrically connected with the atomizing sheet 131 . Specifically, as shown in FIG. 5a, in the first embodiment, the connection assembly 132 includes a flexible circuit board 1321, and the flexible circuit board 1321 has a connection circuit. One end of the flexible circuit board 1321 is electrically connected to the adapter 115 , and the other end is disposed on the atomizing sheet 131 and electrically connected to the atomizing sheet 131 . For example, the flexible circuit board 1321 can be soldered on the atomizing sheet 131 .

Please refer to FIG. 5b, the atomizing assembly 13 also includes a temperature sensor 133, the temperature sensor 133 is arranged on the end of the flexible circuit board 1321 close to the atomizing sheet 131, and is arranged on the atomizing sheet 131 through the flexible circuit board 1321, such as the temperature sensor 133 It may be soldered on the flexible circuit board 1321 . The temperature sensor 133 is electrically connected to the controller of the main circuit board 126 through the flexible circuit board 1321 , the temperature sensor 133 can measure the temperature of the atomizing sheet 131 , and the controller can control the operation of the atomizing sheet 131 according to the temperature measurement result fed back by the temperature sensor 133 .

Specifically, the temperature sensor 133 can be one or more of a positive temperature coefficient thermistor (PTC, Positive Temperature Coefficient), a negative temperature coefficient thermistor (NTC, Negative Temperature Coefficient) and a thermocouple, or it can be other temperature sensing element. The temperature sensor 133 is connected to the control circuit for ADC conversion processing to obtain the temperature of the atomizing sheet 131 . According to the temperature of the atomizing sheet 131, the controller outputs a control signal to change the voltage of the atomization driving booster circuit, so that automatic adjustment of the atomization power can be realized.

The atomizing device 10 installs the temperature sensor 133 on the atomizing sheet 131, the temperature sensor 133 can directly measure the temperature of the atomizing sheet 131 in real time, and the temperature difference between the temperature sensor 133 and the atomizing sheet 131 is very small. Therefore, the result of temperature measurement by the temperature sensor 133 is more accurate. In addition, the temperature sensor 133 can timely feedback the temperature change of the atomizing sheet 131 to the controller in real time, and the controller adjusts the work of the atomizing sheet 131 according to the temperature measurement result of the temperature sensor 133, such as adjusting the voltage applied to the atomizing sheet , to realize the adjustment of the driving power of the atomizing sheet, etc., so that the real-time atomization control of the atomizing sheet 131 is effectively realized, and the temperature on the atomizing sheet 131 can be controlled not to be too high, so as to avoid damaging the characteristics of the liquid to be atomized. Put an end to the dry burning of the atomized sheet, etc.

Further, as shown in Figure 5a and Figure 5b, the flexible circuit board 1321 includes a circuit board main body 13211, an electrode connection part 13212 and a sensor connection part 13213, and the electrode connection part 13212 and the sensor connection part 13213 are arranged at intervals between the circuit board main body 13211 and close to the fog. the end of the slice 131. The circuit board main body 13211 is electrically connected with the controller. The flexible circuit board 1321 has a first electrical connector 13214 and a second electrical connector 13215, one of the first electrical connector 13214 and the second electrical connector 13215 can be a positive pad, and the other is a negative pad. The first electrical connector 13214 and the second electrical connector 13215 are disposed on the electrode connecting portion 13212 . The first electrical connector 13214 and the second electrical connector 13215 are disposed on the atomizing sheet 131 . For example, the first electrical connector 13214 and the second electrical connector 13215 may be welded on the atomizing sheet 131 . The first electrical connector 13214 and the second electrical connector 13215 are used to electrically connect the flexible circuit board 1321 with the atomizing sheet 131 , so as to realize the electrical connection between the atomizing sheet 131 and the controller through the flexible circuit board 1321 . The temperature sensor 133 is disposed on the sensor connecting portion 13213 and is disposed on the atomizing sheet 131 through the sensor connecting portion 13213 . The temperature sensor 133 may be disposed on the sensor connecting portion 13213 by welding.

The electrode connection part 13212 and the sensor connection part 13213 can make the temperature sensor 133 and the first electrical connector 13214 and the second electrical connector 13215 integrated through the flexible circuit board 1321, when the first electrical connector 13214 and the second electrical connector While 13215 is welded to the atomizing sheet 131 , the temperature sensor 133 can also be arranged on the atomizing sheet 131 . The electrical connection of the temperature sensor 133 can not only accurately measure the temperature of the atomizing sheet 131 , but also facilitate the installation and fixing of the temperature sensor 133 .

Further, as shown in Figure 5a and Figure 5b, the electrode connection part 13212 includes a first connection part 13212a and a second connection part 13212b arranged at intervals, and a sensor connection part 13213 is provided between the first connection part 13212a and the second connection part 13212b The first connection part 13212 a , the sensor connection part 13213 and the second connection part 13212 b are spaced apart from each other and are arranged at the end of the circuit board main body 13211 close to the atomizing sheet 131 . The first electrical connector 13214 is disposed on the first connecting portion 13212a, the second electrical connector 13215 is disposed on the second connecting portion 13212b, and the temperature sensor 133 is disposed on the sensor connecting portion 13213, so that the first electrical connector 13214, When the second electrical connector 13215 and the temperature sensor 133 are disposed on the atomizing sheet 131 , the temperature sensor 133 is disposed between the first electrical connector 13214 and the second electrical connector 13215 . During the working process of the atomizing sheet 131, the temperature between the first electrical connector 13214 and the second electrical connector 13215 is the highest, so the temperature sensor 133 is arranged between the first electrical connector 13214 and the second electrical connector 13215 The highest temperature on the atomizing sheet 131 can be accurately measured during this period, and the temperature on the atomizing sheet 131 can be further accurately controlled to not exceed the temperature limit of the liquid to be atomized, so as to avoid damaging the characteristics of the liquid to be atomized, and can prevent Atomized sheet dry burning and other problems.

In the first embodiment, the atomizing sheet 131 includes a piezoelectric ceramic sheet (not shown) and a metal substrate (not shown) stacked, the surface of the piezoelectric ceramic sheet away from the metal substrate is the ceramic surface 1313, and the metal substrate The surface of the substrate away from the piezoelectric ceramic sheet is the metal surface 1314 . The piezoelectric ceramic sheet can be a ring body, and the metal substrate can be a circular sheet. The central area of the piezoelectric ceramic sheet is provided with a first through hole, and the central area of the metal substrate is provided with a plurality of corresponding micropores. The piezoelectric ceramic sheet The first through hole of the metal substrate exposes the micropores of the metal substrate, so that the liquid to be atomized in the liquid storage chamber 1131 can be sprayed from the micropores after being atomized by the atomizing sheet 131 . Piezoelectric ceramic sheet can be barium titanate system, cobalt lead titanate binary system and a third kind of ABO ₃ is added in the binary system (A represents divalent metal ion, B represents tetravalent metal ion or several ions are synthesized as One or more of positive tetravalent compounds) type compounds. The metal substrate is selected from a metal material with a high temperature coefficient of resistance (TCR, Temperature Cofficient Of Resistance), which may be one or more of stainless steel, palladium alloy, and nickel alloy.

The temperature sensor 133 of the atomization assembly 13 in the first embodiment is arranged on the surface of the piezoelectric ceramic sheet away from the metal substrate, that is, the temperature sensor 133 is attached to the ceramic surface 1313 of the atomization sheet 131 . The temperature sensor 133 is arranged between the sensor connection part 13213 and the atomizing sheet 131, and the sensor connection part 13213, the first connection part 13212a and the second connection part 13212b are all arranged on the side of the piezoelectric ceramic sheet away from the metal substrate. When assembling, after the temperature sensor 133 and the sensor connection part 13213 are welded together, the temperature sensor 133 is attached to the ceramic surface 1313 of the atomizing sheet 131, and then the first electrical connector 13214 and the second electrical connector 13214 of the flexible circuit board 1321 The electrical connector 13215 is welded to the atomizing sheet 131, so that the temperature sensor 133 can directly measure the temperature of the ceramic surface 1313 of the piezoelectric ceramic sheet. In other embodiments, one of the first connecting portion 13212 a and the second connecting portion 13212 b may be disposed on the ceramic sheet 1413 , and the other may be disposed on the metal surface 1314 .

In the second embodiment, as shown in Figure 6 and Figure 7, Figure 6 is a schematic structural diagram of the atomization assembly 13 provided in the second embodiment of the present application, and Figure 7 is another view of the atomization assembly 13 in Figure 6 Schematic.

Wherein, the temperature sensor 133 of the atomizing component 13 is arranged on the surface of the metal substrate away from the piezoelectric ceramic sheet, that is, the temperature sensor 133 is attached to the metal surface 1314 of the atomizing sheet 131 . The first connecting part 13212a and the second connecting part 13212b are arranged on the side of the piezoelectric ceramic sheet away from the metal substrate, so as to connect the first electrical connecting part 13214 and the second electrical connecting part 13215 of the flexible circuit board 1321 to the atomizing sheet 131 is electrically connected; the sensor connection part 13213 is arranged on the surface of the metal substrate away from the piezoelectric ceramic sheet, and the temperature sensor 133 is arranged on the surface of the sensor connection part 13213 away from the atomizing sheet 131 . When assembling, after the temperature sensor 133 and the sensor connection part 13213 are welded together, the temperature sensor 133 is attached to the metal surface 1314 of the atomizing sheet 131 through the sensor connection part 13213, and then the first circuit board of the flexible circuit board 1321 The connecting piece 13214 and the second electrical connecting piece 13215 are welded to the atomizing sheet 131, so that the temperature sensor 133 can directly measure the temperature of the metal sheet of the piezoelectric ceramic sheet. In other embodiments, one of the first connecting portion 13212 a and the second connecting portion 13212 b may be disposed on the ceramic sheet 1413 , and the other may be disposed on the metal surface 1314 .

The electrode connection part 13212 and the sensor connection part 13213 are arranged at the end of the circuit board main body 13211 at intervals. During assembly, the temperature sensor 133 on the sensor connection part 13213 can be selected and bonded to the ceramic surface 1313 and the ceramic surface 1313 of the atomizing sheet 131 as required. Any one of the metal surfaces 1314 is beneficial for the temperature sensor 133 to accurately measure the temperature of a certain position on the atomizing sheet 131 .

In one embodiment, the temperature sensor 133 can be pressed on the atomizing sheet 131 by glue or soft material such as silica gel. Please refer to Fig. 8, Fig. 9 and Fig. 10, Fig. 8 is a schematic structural diagram of the atomization assembly 13 provided by the third embodiment of the present application, Fig. 9 is a schematic structural diagram of the atomization assembly 13 provided by the fourth embodiment of the present application, Fig. 10 is a schematic diagram of the exploded structure of the atomization assembly 13 in FIG. 9 .

The atomization assembly 13 also includes a mounting part 134, and the mounting part 134 has a first accommodating cavity (not shown in the figure). The material of the mounting part 134 may be silicone. The atomizing sheet 131 is disposed in the first accommodating cavity, and the temperature sensor 133 is sandwiched between the inner wall of the first accommodating cavity and the atomizing sheet 131 .

Specifically, the inner wall of the first accommodating cavity has an annular groove, the edge of the atomizing sheet 131 is embedded in the annular groove, and the temperature sensor 133 is sandwiched between the side wall of the annular groove and the atomizing sheet 131 . The central area of the first accommodating cavity is provided with a second through hole 1341 , and the second through hole 1341 exposes the first through hole and the micropore of the atomizing sheet 131 .

The temperature sensor 133 is arranged on the atomizing sheet 131 in a pressing manner through the mounting part 134, the assembly process is convenient, and the atomizing sheet 131 and the temperature sensor 133 can be closely matched; the mounting part 134 can also control the atomizing sheet 131, temperature The sensor 133 is protected to prevent the atomizing sheet 131 and the temperature sensor 133 from being bumped or worn.

In other embodiments, the mounting part 134 may also be omitted, and the temperature sensor 133 is covered by an adhesive layer (not shown in the figure), so that the temperature sensor 133 is pressed and arranged on the atomizing sheet 131 .

Further, the bottom wall of the annular groove has an opening 1342 communicating with the outside of the mounting part 134, one end of the connecting component 132 is connected to the atomizing sheet 131 and/or the temperature sensor 133, and the other end passes through the opening 1342 and extends to the annular groove and electrically connected to the controller.

In the third embodiment, as shown in FIG. 8 , FIG. 8 is a schematic structural diagram of the atomization assembly 13 disposed in the fixing member 114 of FIG. 4 . Wherein, referring to FIG. 4 and FIG. 8 , the mounting part 134 and the atomizing sheet 131 accommodated in the mounting part 134 are jointly arranged in the fixing part 114 , and the temperature sensor 133 is pressed on the atomizing sheet 131 through the mounting part 134 . The connecting component 132 is a flexible circuit board 1321. Part of the electrode connection part 13212 of the flexible circuit board 1321 is arranged in the first accommodating cavity of the mounting part 134 and is electrically connected with the atomizing sheet 131. A part of the sensor connecting part 13213 is arranged in the first accommodating cavity. The circuit board body 13211 of the flexible circuit board 1321 extends out of the annular groove through the opening 1342, and is electrically connected with the adapter 115, and then electrically connected with the controller.

In the fourth embodiment, as shown in FIG. 9 and FIG. 10 , FIG. 9 is a schematic structural diagram of the atomization assembly provided in the fourth embodiment of the present application; FIG. 10 is a schematic exploded structure diagram of the atomization assembly in FIG. 9 .

Wherein, the connecting assembly 132 includes a plurality of connecting wires, one end of each connecting wire is connected to the atomizing sheet 131 or the temperature sensor 133 , and the other end extends through the opening 1342 to the outside of the annular groove to be electrically connected to the controller. Specifically, the circuit assembly 142 further includes a first connecting wire 1322 , a second connecting wire 1323 , a third connecting wire 1324 and a fourth connecting wire 1325 . One end of the first connection wire 1322 and the second connection wire 1323 are respectively electrically connected to the positive and negative electrodes of the temperature sensor 133 , and the other end extends out of the opening 1342 to be electrically connected to the controller. One end of the third connecting wire 1324 and the fourth connecting wire 1325 are arranged on the atomizing sheet 131 and electrically connected to the atomizing sheet 131 , and the other end extends out of the opening to electrically connect to the controller. In the fourth embodiment, the temperature sensor 133 is pressed on the atomizing sheet 131 through the mounting part 134 , so that the atomizing sheet 131 and the temperature sensor 133 can fit closely.

Preferably, the temperature sensor 133 is arranged between the connecting position of the third connecting wire 1324 and the atomizing sheet 131, and the connecting position of the fourth connecting wire 1325 and the atomizing sheet 131, the first connecting wire 1322 and the second connecting wire 1323 Set between the third connecting wire 1324 and the fourth connecting wire 1325, so that the temperature sensor 133 can accurately measure the highest temperature on the atomizing sheet 131, and can further accurately control the temperature on the atomizing sheet 131 so that it will not exceed the desired temperature. The temperature limit of the atomized liquid avoids damage to the characteristics of the liquid to be atomized, and can prevent problems such as dry burning of the atomized sheet.

The above is only the implementation mode of this application, and does not limit the scope of patents of this application. Any equivalent structure or equivalent process transformation made by using the contents of this application specification and drawings, or directly or indirectly used in other related technical fields, All are included in the scope of patent protection of the present application in the same way.

Claims

An atomization assembly, characterized in that it comprises:

Atomized sheet;

A connecting component electrically connected to the atomizing sheet;

A temperature sensor is arranged on the atomizing sheet through the connection assembly;

Wherein, the temperature sensor is used to measure the temperature of the atomizing sheet, so that the atomizing sheet works according to the temperature measurement result of the temperature sensor.
The atomizer assembly according to claim 1, wherein the connection assembly includes a flexible circuit board, the temperature sensor is arranged on the flexible circuit board, and is arranged on the atomizer via the flexible circuit board. a.
The atomization assembly according to claim 2, wherein the flexible circuit board has a first electrical connector and a second electrical connector, and the temperature sensor is provided on the first electrical connector and the Between the second electrical connector.
The atomizing assembly according to claim 3, wherein the first electrical connector and the second electrical connector are arranged on the atomizing sheet so that the atomizing sheet passes through the flexible circuit The board is electrically connected.
The atomization assembly according to claim 2, wherein the flexible circuit board comprises: a circuit board main body, an electrode connection part and a sensor connection part; the electrode connection part and the sensor connection part are spaced between the At the end of the main body of the circuit board, the electrode connecting part is arranged on the atomizing sheet, so that the atomizing sheet is electrically connected through the electrode connecting part, and the temperature sensor is arranged on the sensor connecting part.
The atomization assembly according to claim 5, characterized in that,

The atomizing sheet includes a stacked piezoelectric ceramic sheet and a metal substrate, and the temperature sensor is arranged on the surface of the piezoelectric ceramic sheet away from the metal substrate, and is arranged between the sensor connection part and the between the piezoelectric ceramic sheets, so that the temperature sensor measures the temperature of the piezoelectric ceramic sheets.
The atomization assembly according to claim 5, characterized in that,

The atomizing sheet includes a stacked piezoelectric ceramic sheet and a metal substrate, the temperature sensor is arranged on the surface of the metal substrate away from the piezoelectric ceramic sheet, and is arranged on the sensor connection part away from the the surface of the metal substrate, so that the temperature sensor measures the temperature of the metal substrate.
The atomization assembly according to claim 1, wherein the connection assembly includes a first connection wire and a second connection wire, one end of the first connection wire and the second connection wire are respectively connected to the temperature Two ends of the sensor are electrically connected, and the other end is used for an external controller, so that the temperature sensor is electrically connected with the controller.
The atomization assembly according to claim 8, wherein the connecting assembly further comprises a third connecting wire and a fourth connecting wire, one end of the third connecting wire and the fourth connecting wire are both arranged on the The atomizing sheet is electrically connected to the atomizing sheet, and the other end is used to externally connect the controller so that the atomizing sheet is electrically connected to the controller.
The atomizing assembly according to claim 1, characterized in that, the atomizing assembly further comprises a mounting part, and the mounting part has a first accommodating cavity; the atomizing sheet is arranged in the first accommodating cavity cavity, the temperature sensor is interposed between the inner wall of the first accommodating cavity and the atomizing sheet, so that the temperature sensor measures the temperature of the atomizing sheet.
The atomizing assembly according to claim 10, wherein the inner wall of the first accommodating cavity forms an annular groove, the edge of the atomizing sheet is embedded in the annular groove, and the temperature sensor Interposed between the side wall of the annular groove and the atomizing sheet, the bottom wall of the annular groove has an opening, one end of the connecting component is connected to the atomizing sheet and/or the temperature The sensor is connected, and the other end extends out of the annular groove through the opening.
The atomization assembly according to claim 1, wherein the temperature sensor is one of NTC resistors, PTC resistors and thermocouples.
An atomizer, characterized by comprising a fixing piece and the atomization assembly according to any one of claims 1-12, the fixing piece accommodates and installs the atomization assembly.
An atomizing device, characterized by comprising a battery assembly and the atomizer according to claim 13, the atomizer being electrically connected to the battery assembly.