CN220801567U - Control circuit and aromatherapy machine - Google Patents

Abstract

The utility model discloses a control circuit, which is characterized by being applied to an aromatherapy machine, and comprising: the gesture sensing device comprises a main control module, a gesture sensing module, a solar panel and a battery; the solar panel is used for converting solar energy into electric energy; the battery is electrically connected with the solar panel and is used for supplying power to the main control module, and the main control module is electrically connected with the gesture sensing module; the gesture sensing module is used for acquiring gesture information of a user and sending the gesture information to the main control module; the main control module is used for determining a user gesture according to the gesture information, determining a target control instruction corresponding to the user gesture, and controlling the running state of the aromatherapy machine according to the target control instruction; the intelligent control of the aromatherapy machine is realized through gesture information of a user, and the use convenience of the aromatherapy machine is improved.

Description

Control circuit and aromatherapy machine

Technical Field

The utility model relates to the technical field of aromatherapy machines, in particular to a control circuit and an aromatherapy machine.

Background

The aromatherapy machine can emit gas into the environment, so that the fragrance is generated in the environment, and meanwhile, the air humidity is increased, so that people in the environment feel happy. However, most of the aromatherapy machines on the market at present need users to realize corresponding functions through key operation, and the intelligent degree is low, so that the use is inconvenient.

Disclosure of utility model

Based on the above problems, the utility model provides a control circuit and an aromatherapy machine.

The technical scheme provided by the utility model is as follows:

the embodiment of the application provides a control circuit which is applied to an aromatherapy machine, and comprises: the gesture sensing device comprises a main control module, a gesture sensing module, a solar panel and a battery; the solar panel is used for converting solar energy into electric energy; the battery is electrically connected with the solar panel and is used for supplying power to the main control module, and the main control module is electrically connected with the gesture sensing module; the gesture sensing module is used for acquiring gesture information of a user and sending the gesture information to the main control module; the main control module is used for determining a user gesture according to the gesture information, determining a target control instruction corresponding to the user gesture, and controlling the running state of the aromatherapy machine according to the target control instruction.

Illustratively, the gesture sensing module includes an infrared proximity sensor including an infrared emitter for emitting infrared light outwardly and an infrared receiver for receiving infrared light emitted by the infrared emitter and reflected back via a user's hand.

The main control module is further configured to search a corresponding target control instruction from a first mapping table according to the user gesture; the first mapping table stores the correspondence between a plurality of preset user gestures and a plurality of preset control instructions.

Illustratively, the target control instruction is any one of: a startup and shutdown instruction, a forward rotation instruction, a reverse rotation instruction, a forward speed regulation instruction and a reverse speed regulation instruction.

The main control module is further configured to control the aromatherapy machine to perform an on-off operation when the target control instruction is determined to be the on-off instruction.

The control circuit further comprises a motor rotation module, the motor rotation module comprises a motor, the main control module is electrically connected with the motor rotation module, and the main control module is further used for controlling the motor to perform forward rotation operation when the target control instruction is determined to be a forward rotation instruction.

The main control module is further configured to control the motor to perform a reverse rotation operation when the target control command is determined to be a reverse rotation command.

The main control module is further configured to control the motor to perform a forward rotation operation according to the adjusted speed when the target control command is determined to be a forward speed regulation command.

The main control module is further configured to control the motor to perform a reverse rotation operation according to the adjusted speed when the target control command is determined to be a reverse speed regulation command.

The control circuit further comprises an atmosphere lamp, the main control module is electrically connected with the atmosphere lamp, and the main control module is further used for searching a corresponding atmosphere lamp working mode from a second mapping table according to the target control instruction and controlling the light state of the atmosphere lamp according to the atmosphere lamp working mode; and the second mapping table stores the corresponding relation between the plurality of preset control instructions and a plurality of preset atmosphere lamp working modes.

Illustratively, the atmosphere lamp operating mode is any one of the following: a light-up mode, a light-off mode, a first breathing mode, a first ticker mode, a second breathing mode, and a second ticker mode; the light change speed of the second breathing mode is greater than that of the first breathing mode, and the light change speed of the second horse race mode is greater than that of the first horse race mode.

The utility model also provides an aromatherapy machine, which comprises: a body formed with a receiving chamber for receiving the fragrance agent; the control circuit according to any one of the above, provided on the body.

The utility model provides a control circuit and a fragrance machine, wherein the control circuit is applied to the fragrance machine and comprises the following components: the gesture sensing device comprises a main control module, a gesture sensing module, a solar panel and a battery; the solar panel is used for converting solar energy into electric energy; the battery is electrically connected with the solar panel and is used for supplying power to the main control module, and the main control module is electrically connected with the gesture sensing module; the gesture sensing module is used for acquiring gesture information of a user and sending the gesture information to the main control module; the main control module is used for determining a user gesture according to the gesture information, determining a target control instruction corresponding to the user gesture, and controlling the running state of the aromatherapy machine according to the target control instruction. According to the control circuit provided by the utility model, intelligent control of the aromatherapy machine can be realized by acquiring gesture information of a user, and the intelligent degree and the use convenience of the aromatherapy machine are improved. In addition, the solar energy is converted into electric energy through the solar panel and the battery is charged, so that the purposes of energy conservation and environmental protection can be achieved.

Drawings

FIG. 1 is a schematic diagram of a control circuit according to the present utility model;

FIG. 2 is a schematic diagram of a circuit corresponding to a gesture sensing module according to the present utility model;

FIG. 3 is a schematic diagram of another control circuit according to the present utility model;

fig. 4 is a schematic structural diagram of a circuit corresponding to a motor rotation module according to the present utility model;

FIG. 5 is a schematic diagram of a control circuit according to another embodiment of the present utility model;

fig. 6 is a schematic diagram of the components of the aromatherapy machine according to the present utility model.

Reference numerals illustrate:

A control circuit 1; a main control module 10; a gesture sensing module 11; a solar panel 12; a battery 13; a motor rotation module 14; a first MOS transistor Q10; a second MOS transistor Q14; a third MOS transistor Q15; a fourth MOS transistor Q13; an atmosphere lamp 15; an aromatherapy machine 2; and a body 20.

Detailed Description

In order to enable those skilled in the art to better understand the present utility model, the following description will make clear and complete descriptions of the technical solutions according to the embodiments of the present utility model with reference to the accompanying drawings. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the utility model. The appearances of such phrases 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. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.

In one aspect, the present utility model provides a control circuit that may be used in a fragrance machine.

Fig. 1 is a schematic structural diagram of a control circuit provided by the present utility model, and as shown in fig. 1, the control circuit 1 includes a main control module 10, a gesture sensing module 11, a solar panel 12 and a battery 13; the solar panel 12 is used for converting solar energy into electric energy; the battery 13 is electrically connected with the solar panel 12 and is used for supplying power to the main control module 10, and the main control module 10 is electrically connected with the gesture sensing module 11; the gesture sensing module 11 is configured to obtain gesture information of a user, and send the gesture information to the main control module 10; the main control module 10 is configured to determine a gesture of a user according to the gesture information, determine a target control instruction corresponding to the gesture of the user, and control an operation state of the aromatherapy machine according to the target control instruction.

Illustratively, the solar panel 12 is a photovoltaic semiconductor sheet that directly generates electricity using sunlight, and a plurality of solar sub-panels may be connected in series and/or parallel and packaged into the solar panel 12; in the present utility model, the solar panel 12 converts solar energy into electric energy to charge the battery 13, and the battery 13 supplies power to the main control module 10 after charging. Here, the type of the battery is not particularly limited, and for example, a nickel metal hydride battery may be used, or other types of batteries may be used.

Illustratively, the main control module 10 may include data transmission, logic control, algorithm control, and anomaly protection functions. The main control module 10 is also called a microcontroller (Micro Controller Unit, MCU), where the model of the MCU can be determined according to the actual situation, and the present utility model is not limited in particular.

In some embodiments, gesture sensing module 11 comprises an infrared light proximity sensor comprising an infrared emitter for emitting infrared light outwardly and an infrared receiver for receiving infrared light emitted by the infrared emitter and reflected back via the user's hand.

Illustratively, the top of the infrared light proximity sensor is provided with an infrared emission hole and an infrared receiving hole, the inside of the infrared emission hole is provided with an infrared emitter, and the inside of the infrared receiving hole is provided with an infrared receiver. The infrared transmitter can convert electric energy into infrared light energy for outwards transmitting infrared light, also called infrared light signal, and the infrared receiver can convert the infrared light emitted by the infrared transmitter and reflected back by the hands of the user into an electric signal after receiving the infrared light, and the electric signal is transmitted to the main control module for subsequent gesture recognition processing.

Here, the type of the infrared light proximity sensor may be set according to the actual situation, and the present utility model is not limited thereto, and for example, the infrared light proximity sensor may be of the MT3305 type or of another type, and the following description will be given by taking the MT3305 type as an example.

Fig. 2 is a schematic structural diagram of a circuit corresponding to a gesture sensing module provided by the present utility model, as shown in fig. 2, an infrared light proximity sensor included in the gesture sensing module 11 is MT3305, an SCL interface, an INT interface and an SDA interface of the MT3305 are respectively connected with an SCL interface, an INT interface and an SDA interface of a master control module, that is, the MT3305 communicates with the master control module through the SCL interface, the INT interface and the SDA interface.

In the utility model, gesture information of a user can be acquired in real time through an infrared light proximity sensor, and the gesture information acquired in real time is sent to the main control module 10; by way of example, the gesture information may include information related to the behavior of the user's hand, for example, position information of the user's hand, time information of stay at a certain position, movement direction and movement speed information, and the like. The hand of the user may be the palm or back of the hand of the user.

Further, after receiving the gesture information, the main control module 10 may perform recognition processing on the gesture information to obtain a gesture of the user, and find a corresponding target control instruction from the first mapping table.

In some embodiments, the target control instruction may be any one of the following: a startup and shutdown instruction, a forward rotation instruction, a reverse rotation instruction, a forward speed regulation instruction and a reverse speed regulation instruction.

In the utility model, the one-to-one correspondence between different user gestures and control instructions can be preset and stored in the first mapping table; the first mapping table stores correspondence between a plurality of preset user gestures and a plurality of preset control instructions. In this way, different control instructions are correspondingly triggered according to different user gestures, and further different functional operations are realized.

It can be understood that, for the usage scenario of the aromatherapy machine, there are generally multiple functional operations required, and as long as the corresponding relationship between the user gesture and the control instruction is predefined, the corresponding functional operations can be realized by executing the control instruction.

For example, in the case that the hand of the user is a palm, the plurality of preset user gestures in the first mapping table include, but are not limited to, a palm rest time reaching a set duration, a palm left hand, a palm right hand, a palm left hand, and a palm right hand; correspondingly, the plurality of preset control instructions include, but are not limited to, a power-on/off instruction, a forward rotation instruction, a reverse rotation instruction, a forward speed regulation instruction and a reverse speed regulation instruction.

The palm stay time reaches a set time length, namely the time length that the palm stays at the top of the infrared light proximity sensor reaches the set time length; the time difference corresponding to the left hand swing and the right hand swing meets the requirement, for example, the time difference between the two swings is not more than 2S; the on-off instruction is used for controlling the on-off state of the aromatherapy machine. The forward rotation instruction, the reverse rotation instruction, the forward speed regulation instruction and the reverse speed regulation instruction are all used for controlling the running state of the motor in the aromatherapy machine, and will be specifically described later, and are not repeated here.

Here, the value of the set duration may be set according to the actual situation, which is not particularly limited in the present utility model, and may be, for example, 1.5S or 2S.

For example, table 1 is an optional first mapping table provided by the present utility model, and it can be seen from table 1 that, when the user gesture is that the palm residence time reaches the set duration, the corresponding target control instruction is determined to be the on-off instruction; under the condition that the gesture of the user is left swing of the palm, determining that a corresponding target control instruction is a forward rotation instruction; under the condition that the gesture of the user is a palm right swing, determining that a corresponding target control instruction is a reverse rotation instruction; under the condition that the gesture of the user is that the palm swings left, determining that a corresponding target control instruction is a forward speed regulation instruction; and under the condition that the gesture of the user is two hands swinging right, determining the corresponding target control instruction as a reverse speed regulation instruction.

On-off instruction	The palm residence time reaches the set duration
		Forward rotation command	Left hand swing and lower hand swing
Reverse rotation instruction	Palm swings right and down
		Forward speed regulation instruction	Palm left swing two lower parts
Reverse speed regulation instruction	Palm right swing lower two

TABLE 1

In some embodiments, the main control module 10 is further configured to control the aromatherapy machine to perform an on-off operation when the target control instruction is determined to be the on-off instruction.

Illustratively, the on-off instruction is related to the current state of the aromatherapy machine and is used for executing the on-off operation of the aromatherapy machine; for example, if the aromatherapy machine is in the power-off state currently, when the target control instruction is determined to be the power-on and power-off instruction, the aromatherapy machine is controlled to perform power-on operation, so as to realize the power-on function, and if the aromatherapy machine is in the power-on state currently, when the target control instruction is determined to be the power-on and power-off instruction, the aromatherapy machine is controlled to perform power-off operation, so as to realize the power-off function.

In some embodiments, referring to fig. 3, the control circuit 1 further includes a motor rotation module 14, the motor rotation module 14 includes a motor, the main control module 10 is electrically connected to the motor rotation module 14, and the main control module 10 is further configured to control the motor to perform a forward rotation operation when determining that the target control instruction is a forward rotation instruction, so as to implement forward rotation of the motor.

In some embodiments, the main control module 10 is further configured to control the motor to perform a reverse rotation operation when determining that the target control instruction is a reverse rotation instruction, so as to implement a reverse rotation of the motor; when the target control instruction is determined to be a forward speed regulation instruction, controlling the motor to perform forward rotation operation according to the adjusted speed, so as to realize forward speed regulation rotation of the motor; and when the target control instruction is determined to be a reverse speed regulation instruction, controlling the motor to perform reverse rotation operation according to the regulated speed, so as to realize reverse speed regulation rotation of the motor.

Illustratively, the forward direction governor command and the reverse direction governor command control the rotational speed of the motor while controlling the rotational direction of the motor; the forward direction governor command and the reverse direction governor command may be governor commands for accelerating the original rotational speed of the motor, and the acceleration value is not limited, and may be, for example, acceleration by 1.5 or 2 times.

Here, the type of the motor may be set according to the actual situation, and the present utility model is not limited to this, and for example, a two-stage motor may be used, or another type of motor may be used, and a two-stage motor will be described as an example.

Fig. 4 is a schematic structural diagram of a circuit corresponding to a motor rotation module provided by the utility model, as shown in fig. 4, a terminal J10 and a terminal J11 are two stages of motors, and a motor rotation module 14 includes a first MOS transistor Q10, a second MOS transistor Q14, a third MOS transistor Q15 and a fourth MOS transistor Q13, wherein characters G, S, D respectively correspond to a gate, a source and a drain of the MOS transistor; the gates of the first MOS transistor Q10, the second MOS transistor Q14, the third MOS transistor Q15 and the fourth MOS transistor Q13 are sequentially connected with an UP_A end, an UP_B end, a DOWN_B end and a DOWN_A end, the source electrode of the first MOS transistor Q10 is connected with a voltage VB, the drain electrode is connected with a J10 end and the drain electrode of the fourth MOS transistor Q13, the source electrode of the second MOS transistor Q14 is connected with the voltage VB, the drain electrode is connected with a J11 end and the drain electrode of the third MOS transistor Q15, and the source electrodes of the third MOS transistor Q15 and the fourth MOS transistor Q13 are sequentially grounded.

Illustratively, when the up_a terminal is at a low level and the down_b terminal is at a high level, the first MOS transistor Q10 and the third MOS transistor Q15 are turned on respectively, the voltage VB is applied to the J10 terminal, and the GND terminal is applied to the J11 terminal, at which time the forward rotation of the motor can be achieved. When the up_a end and the down_b end are pulse width modulation (Pulse Width Modulation, PWM) control signals, the first MOS transistor Q10 and the third MOS transistor Q15 are synchronously and intermittently turned on, and at this time, forward speed regulation rotation of the motor can be realized. When the up_b terminal is at low level and the down_a terminal is at high level, the second MOS transistor Q14 and the fourth MOS transistor Q13 are turned on respectively, the voltage VB is applied to the J11 terminal, and the GND terminal is applied to the J10 terminal, at this time, the reverse rotation of the motor is realized. When the up_b end and the down_a end are PWM control signals, the second MOS transistor Q14 and the fourth MOS transistor Q13 are synchronously and intermittently turned on, and at this time, reverse speed regulation rotation of the motor can be realized.

According to the utility model, after gesture information of a user is acquired through the infrared light proximity sensor, the gesture information is sent to the main control module, so that the starting and the stopping of the aromatherapy machine, the forward rotation and the reverse rotation of the motor and the adjustment of the rotating speed can be realized, wherein the speed of fragrance dispersion can be changed by the adjustment of the rotating speed, and if the control circuit is applied to the aromatherapy machine, the intelligent degree of the aromatherapy machine can be improved.

In some embodiments, referring to fig. 5, the control circuit 1 further includes an atmosphere lamp 15, the main control module 10 is electrically connected to the atmosphere lamp 15, and the main control module 10 is further configured to search a corresponding operating mode of the atmosphere lamp from the second mapping table according to the target control instruction, and control a light state of the atmosphere lamp according to the operating mode of the atmosphere lamp.

In the utility model, the one-to-one correspondence between different control instructions and the atmosphere lamp working modes can be preset and stored in the second mapping table; the second mapping table stores the corresponding relation between a plurality of preset control instructions and a plurality of preset atmosphere lamp working modes. Thus, different control instructions are correspondingly triggered aiming at different user gestures, and the different control instructions can trigger the corresponding atmosphere lamp working modes, so that the display of different light states is realized, and the visual effect of a user is improved.

In some embodiments, the atmosphere lamp operating mode may be any of the following: a light-up mode, a light-off mode, a first breathing mode, a first ticker mode, a second breathing mode, and a second ticker mode; the light change speed of the second breathing mode is greater than that of the first breathing mode, and the light change speed of the second horse race mode is greater than that of the first horse race mode; the following is a description in connection with table 2.

On-off instruction	Starting: a lighting mode; and (5) shutting down: extinguishing mode
		Forward rotation command	First breathing pattern
Reverse rotation instruction	First horse race mode
		Forward speed regulation instruction	Second breathing pattern
Reverse speed regulation instruction	Second horse race mode

TABLE 2

For example, table 2 is an optional second mapping table provided by the present utility model, and it can be seen by combining table 1 and table 2 that a preset control instruction included in the second mapping table is identical to that included in the first mapping table, where when the target control instruction is an on-off instruction and the on-off instruction corresponds to an on-state operation, it is determined that the corresponding working mode of the atmosphere lamp is a lighting mode, and at this time, the light state of the atmosphere lamp is a lighting state; when the target control instruction is a switching-on/off instruction and the switching-on/off instruction corresponds to a switching-off operation, determining that the corresponding atmosphere lamp working mode is a turning-off mode, and at the moment, the lamplight state of the atmosphere lamp is a turning-off state. When the target control instruction is a forward rotation instruction, determining that the corresponding atmosphere lamp working mode is a first breathing mode, wherein the lamplight state of the atmosphere lamp is a breathing state; when the target control instruction is a reverse rotation instruction, determining that the corresponding atmosphere lamp working mode is a first horse race mode, wherein the lamplight state of the atmosphere lamp is a horse race state; when the target control instruction is a forward speed regulation instruction, determining that the corresponding atmosphere lamp working mode is a second breathing mode, and at the moment, the lamplight state of the atmosphere lamp is a breathing accelerating state; when the target control instruction is a reverse speed regulation instruction, determining that the corresponding atmosphere lamp working mode is a second horse race mode, and at the moment, the lamplight state of the atmosphere lamp is a horse race accelerating state.

It can be seen that in the utility model, when the palm of the user stays at the top of the infrared light proximity sensor for a set period of time, for example, more than 1.5S, the startup or shutdown function can be realized; when the palm swings leftwards, the motor can realize the function of forward rotation and fragrance dispersion; when the palm swings right, the motor can reversely rotate to realize the fragrance dispersing function; when the palm swings left and right quickly, the motor forward rotating speed can be adjusted, and the fragrance dispersing speed is changed; when the palm swings right and left quickly, the motor can be adjusted in reverse rotation speed, and the fragrance dispersing speed is changed; synchronously, according to the working modes of the atmosphere lamp in the table 2, different gestures of the user correspond to different luminous effects of the atmosphere lamp, so that the intelligent degree of the aromatherapy machine is improved, and meanwhile, the visual effect of the user is improved.

In another aspect, referring to fig. 6, an aromatherapy machine 2 includes a machine body 20 and a control circuit 1 according to any of the embodiments of the present utility model, wherein the machine body 20 is formed with a housing chamber for housing an aromatherapy agent, and the control circuit 1 is disposed on the machine body 20, the housing chamber is used for housing an aromatherapy member, and the aromatherapy member is capable of releasing an aromatic smell. The control circuit includes: the gesture sensing device comprises a main control module, a gesture sensing module, a solar panel and a battery; the solar panel is used for converting solar energy into electric energy; the battery is electrically connected with the solar panel and is used for supplying power to the main control module, and the main control module is electrically connected with the gesture sensing module; the gesture sensing module is used for acquiring gesture information of a user and sending the gesture information to the main control module; the main control module is used for determining a user gesture according to the gesture information, determining a target control instruction corresponding to the user gesture, and controlling the running state of the aromatherapy machine according to the target control instruction.

As in the previous embodiments, the gesture sensing module includes an infrared proximity sensor including an infrared emitter for emitting infrared light outwards and an infrared receiver for receiving infrared light emitted by the infrared emitter and reflected back via the user's hand.

As in the previous embodiment, the main control module is further configured to search a corresponding target control instruction from the first mapping table according to the user gesture; the first mapping table stores the correspondence between a plurality of preset user gestures and a plurality of preset control instructions.

As in the previous embodiment, the target control instruction is any one of the following: a startup and shutdown instruction, a forward rotation instruction, a reverse rotation instruction, a forward speed regulation instruction and a reverse speed regulation instruction.

In the foregoing embodiment, the main control module is further configured to control the aromatherapy machine to perform an on-off operation when the target control instruction is determined to be the on-off instruction.

According to the foregoing embodiment, the control circuit further includes a motor rotation module, the motor rotation module includes a motor, the main control module is electrically connected to the motor rotation module, and the main control module is further configured to control the motor to perform forward rotation operation when determining that the target control instruction is a forward rotation instruction.

In the foregoing embodiment, the main control module is further configured to control the motor to perform a reverse rotation operation when the target control command is determined to be a reverse rotation command.

And when the target control command is determined to be a forward speed regulation command, the main control module is further configured to control the motor to perform forward rotation operation according to the adjusted speed.

And when the target control command is determined to be a reverse speed regulation command, the main control module is further configured to control the motor to perform reverse rotation operation according to the adjusted speed.

According to the foregoing embodiment, the control circuit further includes an atmosphere lamp, the main control module is electrically connected with the atmosphere lamp, and the main control module is further configured to search a corresponding operation mode of the atmosphere lamp from the second mapping table according to the target control instruction, and control a light state of the atmosphere lamp according to the operation mode of the atmosphere lamp; and the second mapping table stores the corresponding relation between the plurality of preset control instructions and a plurality of preset atmosphere lamp working modes.

As described in the foregoing embodiment, the operation mode of the atmosphere lamp is any one of the following: a light-up mode, a light-off mode, a first breathing mode, a first ticker mode, a second breathing mode, and a second ticker mode; the light change speed of the second breathing mode is greater than that of the first breathing mode, and the light change speed of the second horse race mode is greater than that of the first horse race mode.

As can be appreciated, the aromatherapy machine provided by the utility model has the advantages that the solar panel can convert solar energy into electric energy and charge the battery, so that the charging port for charging the battery is prevented from being arranged on the machine body, an external charging wire is not required, no redundant holes are provided, the structural design is reasonable, the aesthetic feeling of the appearance can be improved, and the problems that the charging port is affected by damp and the safety is also prevented; the motor rotates to drive the airflow in the accommodating cavity to flow so as to accelerate the volatilization and diffusion of the gas emitted by the aromatherapy piece.

Here, the type of the fragrance member is not particularly limited, and exemplary fragrance members include, but are not limited to, liquid fragrance and/or solid fragrance sheets, and the like.

Illustratively, the aromatherapy machine can be an on-vehicle aromatherapy machine, and can also be other types of aromatherapy machines; in the case where the aromatherapy machine may be an in-vehicle aromatherapy machine, the aromatherapy machine may be fixed into a vehicle. Illustratively, the fragrance means can be fastened to the vehicle by clamping, gluing or clamping.

Although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that the present utility model may be modified or equivalents substituted for some of the features thereof. All equivalent structures made by the content of the specification and the drawings of the utility model are directly or indirectly applied to other related technical fields, and are also within the scope of the utility model.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," or "exemplary" and the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives, and variations may be made in the above embodiments by those skilled in the art without departing from the spirit and principles of the utility model.

Claims (12)

1. A control circuit for use with a fragrance machine, the control circuit comprising: the gesture sensing device comprises a main control module, a gesture sensing module, a solar panel and a battery; the solar panel is used for converting solar energy into electric energy; the battery is electrically connected with the solar panel and is used for supplying power to the main control module, and the main control module is electrically connected with the gesture sensing module; wherein,

The gesture sensing module is used for acquiring gesture information of a user and sending the gesture information to the main control module;

The main control module is used for determining a user gesture according to the gesture information, determining a target control instruction corresponding to the user gesture, and controlling the running state of the aromatherapy machine according to the target control instruction.

2. The control circuit of claim 1, wherein the gesture sensing module comprises an infrared proximity sensor comprising an infrared emitter for emitting infrared light outward and an infrared receiver for receiving infrared light emitted by the infrared emitter and reflected back via a user's hand.

3. The control circuit of claim 1, wherein the master control module is further configured to search for a corresponding target control command from a first mapping table according to the user gesture; the first mapping table stores the correspondence between a plurality of preset user gestures and a plurality of preset control instructions.

4. A control circuit according to any one of claims 1 to 3, wherein the target control instruction is any one of: a startup and shutdown instruction, a forward rotation instruction, a reverse rotation instruction, a forward speed regulation instruction and a reverse speed regulation instruction.

5. The control circuit of claim 4, wherein the main control module is further configured to control the aromatherapy machine to perform an on-off operation when the target control command is determined to be the on-off command.

6. The control circuit of claim 4, further comprising a motor rotation module, wherein the motor rotation module comprises a motor, wherein the master control module is electrically connected to the motor rotation module, and wherein the master control module is further configured to control the motor to perform a forward rotation operation when the target control command is determined to be a forward rotation command.

7. The control circuit of claim 6, wherein the master control module is further configured to control the motor to perform a reverse rotation operation when the target control command is determined to be a reverse rotation command.

8. The control circuit of claim 6, wherein the main control module is further configured to control the motor to perform a forward rotation operation at the adjusted speed when the target control command is determined to be a forward speed command.

9. The control circuit of claim 6, wherein the main control module is further configured to control the motor to perform a reverse rotation operation according to the adjusted speed when the target control command is determined to be a reverse speed regulation command.

10. The control circuit of claim 3, wherein the control circuit further comprises an atmosphere lamp, the master control module is electrically connected with the atmosphere lamp, and the master control module is further configured to search a corresponding operation mode of the atmosphere lamp from a second mapping table according to the target control instruction, and control a light state of the atmosphere lamp according to the operation mode of the atmosphere lamp; and the second mapping table stores the corresponding relation between the plurality of preset control instructions and a plurality of preset atmosphere lamp working modes.

11. The control circuit of claim 10, wherein the atmosphere lamp operating mode is any one of: a light-up mode, a light-off mode, a first breathing mode, a first ticker mode, a second breathing mode, and a second ticker mode; the light change speed of the second breathing mode is greater than that of the first breathing mode, and the light change speed of the second horse race mode is greater than that of the first horse race mode.

12. An aromatherapy machine, comprising: a body formed with a receiving chamber for receiving the fragrance agent; the control circuit of any one of claims 1-11 disposed on the body.