CN116009601A - VR glasses smell auto-change over device based on gas concentration adjusts - Google Patents

Abstract

The invention discloses a VR glasses odor switching device based on gas concentration adjustment, which belongs to the field of virtual reality technology and includes: an odor master control module, which is used to receive corresponding instructions transmitted from VR supporting games or movies, and control the generation and delivery of odors And sucking back, and processing the value of the concentration sensor; the atomizer drive control module is used to drive the atomizer to work; the odor distribution channel module is used to provide the delivery channel for realizing the odor, so that the odor can enter and exit the pipeline and storage device as required; The odor concentration adjustment module is composed of a gas concentration sensor module and a gas concentration data processing unit combined with a gas generating device; the invention realizes the matching of the odor and the corresponding scene to the greatest extent, and the preprocessing instruction in the invention adjusts the gas concentration threshold, according to the gas concentration Threshold value adjusts the gas concentration to the optimum concentration acceptable to VR experiencers to build a most realistic and comfortable VR scene.

Description

A VR glasses odor switching device based on gas concentration adjustment

technical field

The invention relates to the technical field of virtual reality, in particular to a VR glasses odor switching device based on gas concentration adjustment.

Background technique

With the continuous development of social productivity and science and technology, the demand for VR technology in all walks of life is increasingly strong. Traditional VR glasses are limited to three-dimensional vision. As we all know, smell is at the core of our perception and memory of the world, without it, VR can be said to always be a bloodless imitation of reality.

In the existing VR odor simulation system, there will be situations such as the actual mismatch between the odor and the VR experience scene, and it is difficult to realize the switching of various odors with the scene and completely eliminate the odor. , In order to realize the rapid switching of smells and avoid smell confusion when switching scenes, this device newly designed a smell switching device. However, because different people have different sensitivity to odors, it is also necessary to pre-process and adjust the gas concentration threshold when setting environmental odors. According to each person's sensitivity to odors, adjust the optimal gas concentration to make the VR experience more comfortable.

Contents of the invention

The purpose of the present invention is to provide a VR glasses odor switching device based on gas concentration adjustment, which realizes the emission of odors in different scenes. At the same time, it completely eliminates the smell and solves the situation that the smell does not match the actual scene of the VR experience.

To achieve the above object, the present invention provides the following technical solutions:

A VR glasses odor switching device based on gas concentration adjustment, including:

Odor master control module, used to receive the corresponding instructions transmitted from VR supporting games or movies, control the generation, delivery and rebreathing of odor, and process the value of the concentration sensor;

The atomizer drive control module is used to drive the atomizer to work;

The odor distribution channel module is used to provide a transmission channel for realizing the odor, so that the odor can enter and exit the pipeline and storage device as required;

The odor concentration adjustment module is composed of a gas concentration sensor module, a gas concentration data processing unit and a gas generating device.

As a further solution of the present invention, the device adopts a hemispherical mesh mechanism similar to the microphone head device, and the hemispherical mesh mechanism is provided with an odor emission port, which is located above the nose when in use.

As a further solution of the present invention, the odor distribution channel module includes an odor storage device, a transmission unit 1, a transmission unit 2, a solenoid valve 1, and a solenoid valve 2. The two ends of the odor storage device are connected to the transmission unit 1 and the transmission unit 2 respectively. One end of the transmission unit is provided with an air inlet, the solenoid valve one is arranged at the connection between the odor storage device and the transmission unit one, and the odor distribution port is connected to the two ends of the transmission unit through a pipeline. connected, the solenoid valve 2 is arranged between the transmission unit 2 and the odor storage device.

As a further solution of the present invention, the odor storage device includes an odor storage bottle and a ventilator, the odor storage bottle is connected to the ventilator, and the two ends of the ventilator are respectively connected to the transmission unit 1 and the transmission unit 2 .

As a further solution of the present invention, the transmission unit 1 and the transmission unit 2 respectively include a drive motor, a turbine circulation fan, a diversion grille and a cylindrical shell, and the drive motor, turbine circulation fan and diversion grille are arranged on the In the cylindrical shell, the area where the fixed turbine circulation fan is installed in the cylindrical shell is designed as a concave sector.

As a further solution of the present invention, the gas concentration sensor module is a collection of one or more gas sensors.

As a further solution of the present invention, it also includes a bluetooth module, the bluetooth module is used for wireless connection communication between the odor master control module and the VR glasses, the bluetooth module executes preprocessing instructions, and the preprocessing instructions include setting nine Gas concentration threshold, select the gas concentration threshold according to the time and age of the experiencer, and control the released gas concentration.

As a further solution of the present invention, the execution step of the preprocessing instruction specifically includes:

Select the gas concentration threshold, select the appropriate gas concentration threshold according to the different experiencers, and send the selected gas concentration threshold as bytes to the odor master control module after sending instructions through the Bluetooth module;

Carry out data processing and conversion, the odor main control module receives the data, and reads the data through the serial port monitor to convert the gas concentration threshold into serial port data, and retains the serial port data, and compares it with the serial port data fed back by the subsequent gas concentration sensor;

Execute the overall operation command control, the gas concentration sensor and the gas concentration data processing unit transmit the gas concentration data to the main control module in real time, the serial port monitor reads the serial port data and compares it with the serial port data transferred from the set concentration threshold;

When the real-time gas concentration data read by the serial port monitor is greater than or equal to the set concentration threshold, the atomization module is controlled to stop releasing the gas. At this time, the gas concentration reaches the optimum concentration, and the odor main control module controls to turn off the atomization drive module. And when the transmission unit is started, the gas is released to be absorbed by the experiencer, and the adjustment of the gas concentration is completed.

Compared with prior art, the beneficial effect of the present invention is:

(1) The present invention realizes the matching of the smell and the corresponding scene to the greatest extent. Compared with the exhaust fan, the circulation fan installed in the device can let the wind blow out in a spiral shape along a certain direction. With better orientation, the rate is greater, and the smell only exists in the pipeline, so the rapid replacement of the smell can be easily realized through the control and there is no smell confusion. At the same time, the spherical smell mesh emission port is connected to the VR glasses The bottom also solves the problems of smell confusion in large regional scent players or mask-type and helmet-mounted VR scent devices, and the inability to quickly switch between multiple scents. Discomfort from devices such as masks or helmets.

(2) The present invention realizes to the greatest extent that according to different people's olfactory sensitivities, the experiencer can choose the concentration most suitable for the experiencer, and through serial port communication, the signal received by the gas concentration sensor is converted into an electrical signal and sent to Odor master control module, and set the received data as the threshold of gas concentration, so that when the gas concentration reaches the optimum concentration, the gas will be released, making the experiencer feel more comfortable.

Description of drawings

Fig. 1 is a cross-sectional view of an odor emitting channel module in a VR glasses odor switching device based on gas concentration adjustment.

Fig. 2 is a perspective view of a gas odor distribution channel module in a VR glasses odor switching device based on gas concentration adjustment.

Fig. 3 is an overall control flow chart of a VR glasses odor switching device based on gas concentration adjustment.

Fig. 4 is a flow chart of odor switching back suction in a VR glasses odor switching device based on gas concentration adjustment.

Fig. 5 is a flow chart of preprocessing instructions in a VR glasses odor switching device based on gas concentration adjustment.

Notes on reference numerals: 1-ventilator, 2-smell storage bottle, 3-gas sensor, 4-solenoid valve 2, 5-solenoid valve 1, 6-transmission unit 1, 7-transmission unit.

Detailed ways

The technical solution of this patent will be further described in detail below in conjunction with specific embodiments.

As an embodiment of the present invention, a VR glasses odor switching device based on gas concentration adjustment includes:

Odor master control module, used to receive the corresponding instructions transmitted from VR supporting games or movies, control the generation, delivery and rebreathing of odor, and process the value of the concentration sensor;

The atomizer drive control module is used to drive the atomizer to work;

The odor distribution channel module is used to provide a transmission channel for realizing the odor, so that the odor can enter and exit the pipeline and storage device as required;

The odor concentration adjustment module is composed of a gas concentration sensor module, a gas concentration data processing unit and a gas generating device.

As an embodiment of the present invention, the device adopts a hemispherical mesh mechanism similar to the microphone head device. The hemispherical mesh mechanism is provided with an odor emission port. When in use, the device is fixedly installed on the VR glasses. The above-mentioned odor emission port is located above the nose.

As an embodiment of the present invention, please refer to Fig. 1 to Fig. 2 , the odor distribution channel module includes an odor storage device, transmission unit one 6, transmission unit two 7, solenoid valve one 5, solenoid valve two 4, the The two ends of the odor storage device are respectively connected to the transmission unit one 6 and the transmission unit two 7, and one end of the transmission unit one 6 is provided with an air inlet, and the solenoid valve one 5 is arranged at the connection between the odor storage device and the transmission unit one 6 At the connection, the odor emitting port is connected to one end of the transmission unit 2 7 through a pipeline, and the solenoid valve 2 4 is arranged between the transmission unit 2 7 and the odor storage device.

As an embodiment of the present invention, please refer to FIG. 1 to FIG. 2 , the odor storage device includes an odor storage bottle 2 and a ventilator 1, the odor storage bottle 2 is connected to the ventilator 1, and the ventilator The two ends of the inflator 1 are respectively connected with transmission unit 1 6 and transmission unit 2 7. Cotton swabs are installed in the odor storage bottle 2, and microporous atomizing sheets are installed and fixed on the top, and the microporous atomizing sheets are connected with the cotton swabs. connected, there are at least two odor storage bottles 2.

As an embodiment of the present invention, the first transmission unit 6 and the second transmission unit 7 respectively include a drive motor, a turbine circulation fan, a guide grille and a cylindrical shell, and the drive motor, turbine circulation fan and guide grid The grid is arranged in the cylindrical casing, and the area where the fixed turbine circulation fan is installed in the cylindrical casing is designed as a concave sector.

The experiential audio-visual equipment provided by the embodiment of the present invention includes a VR display device and the above-mentioned scent switching device; the VR display device is provided with a scent signal sending unit, which is used to send a scent signal to the scent device to control the scent device Release the smell. The scent can be released at a specific time and scene according to the plot of the video or the plot of the game being played. The odor is directly transmitted to the user through the odor emitting port, which not only reduces the time for the odor to be transmitted to the nose, but also reduces the loss of the odor material.

As shown in Figure 3, it is a schematic diagram of the control flow of the odor switching device of the present invention. The odor master control module is connected to each sensor module, and the communication design selects Bluetooth control, and the serial port data is read and sent to the odor master control module through the serial port monitor. The main control board, after receiving the command, the main control board executes the command to realize the corresponding function. The odor switching device of the present invention is provided with two instructions, one is a preprocessing instruction, and the other is an overall operation instruction.

Figure 4 is a flow chart of odor switching back to suction.

The gas concentration sensor module is composed of one or more gas sensors 3, such as odor scanners, etc., which are connected to the main control module, and under the control of the Bluetooth module, open the corresponding pins connected to detect the gas concentration And the gas concentration data is fed back as serial port data through the gas concentration data processing unit, and the data is read by the serial port monitor and compared with the concentration threshold to control the atomization module and the solenoid valve to regulate the gas concentration.

In a specific embodiment, the odor main control module accepts an instruction from the VR display device 1 second before the VR scene is switched, and then sends a stop command to the atomization drive module connected to an odor storage bottle 2 in the odor distribution channel module. Simultaneously open solenoid valve 1 5 and solenoid valve 2 4, and then issue an instruction to start transmission unit 2 7 to reversely suck out the remaining odor in the pipeline, and close it after 1 second, and then the odor master control module sends an instruction to close solenoid valve 1 5 and solenoid valve 2 4, start another atomization drive module connected to the odor storage bottle 2 and the odor concentration detection module, so that the odor concentration in the odor storage bottle 2 rises, the odor concentration module detects, and the gas concentration module transmits data in real time After data processing, the value is fed back to the odor main control module. When the concentration reaches the threshold, the odor main control module sends an instruction to control the transmission unit-6 to restart, so as to realize the transportation and conversion of odor.

As an embodiment of the present invention, the bluetooth module is used for wireless connection communication between the odor master control module and VR glasses, and the bluetooth module executes preprocessing instructions, and the preprocessing instructions include setting nine gas concentration thresholds , select the gas concentration threshold according to the time and age of the experiencer, and control the released gas concentration.

As an embodiment of the present invention, please refer to FIG. 5, the execution steps of the preprocessing instruction specifically include:

Step 102, select the gas concentration threshold, select the appropriate gas concentration threshold according to the different experiencers, and send the selected gas concentration threshold as a byte to the odor master control module after sending an instruction through the Bluetooth module;

Step 104, perform data processing and conversion, the odor main control module receives the data, and reads the data through the serial port monitor to convert the gas concentration threshold into serial port data, and retains the serial port data, and compares it with the serial port data fed back by the subsequent gas concentration sensor ;

Step 106, execute the overall operation command control, the gas concentration sensor and the gas concentration data processing unit transmit the gas concentration data to the main control module in real time, the serial port monitor reads the serial port data and compares it with the serial port data transferred from the set concentration threshold;

Step 108. When the real-time gas concentration data read by the serial port monitor is greater than or equal to the set concentration threshold, control the atomization module to stop releasing gas. At this time, the gas concentration reaches the optimum concentration, and the odor main control module controls to turn off the atomization Drive the module, and start the transmission unit 16, release the gas to be absorbed by the experiencer, and complete the adjustment of the gas concentration.

To sum up: the present invention provides a VR glasses odor switching device based on gas concentration adjustment. The present invention realizes the matching of the odor and the corresponding scene to the greatest extent. Compared with the exhaust fan, the circulation fan installed in the device can make The wind blows out in a spiral shape along a certain direction. The distance of the wind is longer, and it has better orientation, and the speed is higher, and the smell only exists in the pipe, so the rapid replacement of the smell can be easily realized through control. And there is no smell confusion. At the same time, the ball-shaped odor mesh distribution port is connected to the bottom of the VR glasses, which also solves the problems of large-scale regional odor players, mask-type and helmet-type VR odor devices, and the inability to quickly switch between multiple odors. , and it is lighter, lower cost and more comfortable, and will not bring discomfort to the experiencer from devices such as masks or helmets. According to the different olfactory sensitivities of different people, the present invention enables the experiencer to select the most suitable concentration for the experiencer, and converts the signal received by the gas concentration sensor into an electrical signal and transmits it to the odor master through serial port communication. module, and set the received data as the threshold of the gas concentration, so that when the gas concentration reaches the optimum concentration, the gas will be released, making the experiencer feel more comfortable.

It will be apparent to those skilled in the art that the invention is not limited to the details of the above-described exemplary embodiments, but that the invention can be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. Accordingly, the embodiments should be regarded in all points of view as exemplary and not restrictive, the scope of the invention being defined by the appended claims rather than the foregoing description, and it is therefore intended that the scope of the invention be defined by the appended claims rather than by the foregoing description. All changes within the meaning and range of equivalents of the elements are embraced in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only contains an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (8)

1. A VR glasses odor switching device based on gas concentration regulation, characterized in that it comprises: Odor master control module, used to receive the corresponding instructions transmitted from VR supporting games or movies, control the generation, delivery and rebreathing of odor, and process the value of the concentration sensor; The atomizer drive control module is used to drive the atomizer to work; The odor distribution channel module is used to provide a transmission channel for realizing the odor, so that the odor can enter and exit the pipeline and storage device as required; The odor concentration adjustment module is composed of a gas concentration sensor module, a gas concentration data processing unit and a gas generating device. 2. A VR glasses odor switching device based on gas concentration adjustment according to claim 1, characterized in that the device adopts a hemispherical mesh mechanism similar to the microphone head device, and the hemispherical mesh mechanism is equipped with The odor emitting port is located above the nose when in use. 3. A kind of VR glasses odor switching device based on gas concentration adjustment according to claim 2, characterized in that, the odor distribution channel module includes an odor storage device, transmission unit one, transmission unit two, solenoid valve one, electromagnetic valve Valve 2, the two ends of the odor storage device are respectively connected to the transmission unit 1 and the transmission unit 2, the transmission unit 1 is provided with an air inlet, and the solenoid valve 1 is arranged between the odor storage device and the transmission unit 1 The connection of the odor distribution port is connected to one end of the transmission unit 2 through a pipeline, and the solenoid valve 2 is arranged between the transmission unit 2 and the odor storage device. 4. The VR glasses odor switching device based on gas concentration adjustment according to claim 3, wherein the odor storage device includes an odor storage bottle and a ventilator, and the odor storage bottle is connected to the ventilator , and the two ends of the vent tube are respectively connected to the first transmission unit and the second transmission unit. 5. The VR glasses odor switching device based on gas concentration adjustment according to claim 3, characterized in that, said transmission unit 1 and transmission unit 2 respectively include a drive motor, a turbine circulation fan, a diversion grille and a circular The cylindrical casing, the driving motor, the turbine circulation fan and the guide grille are arranged in the cylindrical casing, and the area where the fixed turbine circulation fan is installed in the cylindrical casing is designed as a concave sector. 6. A device for switching odors of VR glasses based on gas concentration adjustment according to claim 3, wherein the gas concentration sensor module is a collection of one or more gas sensors. 7. The VR glasses odor switching device based on gas concentration adjustment according to claim 6, further comprising a Bluetooth module, which is used for wireless connection communication between the odor master control module and the VR glasses , the bluetooth module executes preprocessing instructions, the preprocessing instructions include setting nine gas concentration thresholds, selecting the gas concentration thresholds according to the time and age of the experiencer, and controlling the released gas concentration. 8. The VR glasses odor switching device based on gas concentration adjustment according to claim 7, wherein the execution steps of the preprocessing instructions specifically include: Select the gas concentration threshold, select the appropriate gas concentration threshold according to the different experiencers, and send the selected gas concentration threshold as bytes to the odor master control module after sending instructions through the Bluetooth module; Carry out data processing and conversion, the odor main control module receives the data, and reads the data through the serial port monitor to convert the gas concentration threshold into serial port data, and retains the serial port data, and compares it with the serial port data fed back by the subsequent gas concentration sensor; Execute the overall operation command control, the gas concentration sensor and the gas concentration data processing unit transmit the gas concentration data to the main control module in real time, the serial port monitor reads the serial port data and compares it with the serial port data transferred from the set concentration threshold; When the real-time gas concentration data read by the serial port monitor is greater than or equal to the set concentration threshold, the atomization module is controlled to stop releasing the gas. At this time, the gas concentration reaches the optimum concentration, and the odor main control module controls to turn off the atomization drive module. And when the transmission unit is started, the gas is released to be absorbed by the experiencer, and the adjustment of the gas concentration is completed.

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