CN212592703U - Snore stopping eye patch - Google Patents
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- CN212592703U CN212592703U CN202021173908.XU CN202021173908U CN212592703U CN 212592703 U CN212592703 U CN 212592703U CN 202021173908 U CN202021173908 U CN 202021173908U CN 212592703 U CN212592703 U CN 212592703U
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Abstract
The utility model relates to an eye-shade technical field specifically discloses an anti-snore eye-shade, including the eye-shade body and set up in this internal control circuit board of eye-shade, control circuit board includes MCU circuit, power management circuit, sensor circuit, amplifier circuit, shock motor circuit and clock circuit all with the MCU circuit electricity is connected. The utility model discloses can promote vibration signal discernment's accuracy, signal sampling frequency are higher, the consumption is lower, and user experience is effectual.
Description
Technical Field
The utility model relates to an eye-shade technical field, in particular to snore relieving eye-shade.
Background
A snore stopping eyeshade is one of sleeping equipment and is a medical device for improving the sleeping quality of a user. The selection range of the sampling frequency of a vibration signal sampling module in the conventional snore stopping eyeshade product has large difference, and the accuracy of signal identification is reduced due to the limitation of the accuracy of an arithmetic circuit of an MIC circuit.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in, to the above-mentioned defect of prior art, provide an anti-snoring eye-shade, can promote vibration signal discernment's accuracy, signal sampling frequency is higher, the consumption is lower, user experience is effectual.
In order to solve the technical problem, the technical scheme of the utility model is that:
the utility model provides an anti-snore eye patch, includes the eye patch body and set up in this internal control circuit board of eye patch, control circuit board includes MCU circuit, power management circuit, sensor circuit, amplifier circuit, vibrations motor circuit and clock circuit all with the MCU circuit electricity is connected.
Preferably, the eyeshade body comprises an upper cover shell, a middle connecting piece and a bottom cover plate, the middle connecting piece is respectively connected with the upper cover shell and the bottom cover plate, and the control circuit board is installed in the upper cover shell.
Preferably, the MCU circuit includes a main control chip U4, a chip peripheral circuit and a balance filter, and both the chip peripheral circuit and the balance filter are electrically connected to the main control chip U4.
Preferably, the power management circuit comprises a power management chip U2, a toggle switch SW1, a battery BT1 and an inductor L3, the positive electrode of the battery BT1, one end of the inductor L3, a second pin of the toggle switch SW1 and a fourth pin of the power management chip U2 are all connected with a fourteenth pin of the main control chip U4, an eighth pin of the power management chip U2 is connected with a fifteenth pin of the main control chip U4, and the negative electrode of the battery BT1 is grounded.
Preferably, the sensor circuit includes an acceleration sensor U3, a resistor R2, a resistor R7, a capacitor C7, and a capacitor C8, the first pin of the acceleration sensor U3, one end of the capacitor C7, and one end of the capacitor C8 are all connected to the thirty-first pin of the main control chip U4, the fourth pin, the sixth pin, and the seventh pin of the acceleration sensor U3 are respectively connected to the seventh pin, the fifth pin, and the sixth pin of the main control chip U4, the eighth pin of the acceleration sensor U3, and one end of the resistor R7 are all connected to the eighth pin of the main control chip U4, one end of the resistor R2 is connected to the sixteenth pin of the acceleration sensor U3, and the other end of the resistor R7 is grounded.
Preferably, the vibration motor circuit comprises a transistor Q1, a motor J7 capacitor C34 and a diode D3, wherein one end of the capacitor C34 and the cathode of the diode D3 are both connected with a first pin of the motor J7, the anode of the diode D3 and the second pin of the motor J7 are both connected with the source of the transistor Q1, the gate of the transistor Q1 is connected with a ninth pin of the main control chip U4, and the drain of the transistor Q1 and the other end of the capacitor C34 are both grounded.
Preferably, the clock circuit includes a programmable clock output chip U5, a resistor R29, a resistor R30, a capacitor C32, a capacitor C33, a capacitor C35, and a crystal oscillator X1, one end of the crystal oscillator X1 and one end of the capacitor C32 are both connected to a first pin of the programmable clock output chip U5, one end of the capacitor C33 and the other end of the crystal oscillator X1 are both connected to a second pin of the programmable clock output chip U5, one end of the resistor R29 and one end of the resistor R30 are respectively connected to a sixth pin and a fifth pin of the programmable clock output chip U5, and an eighth pin of the programmable clock output chip U5 is grounded via the capacitor C35.
Preferably, the amplifying circuit comprises a voltage stabilizing chip U6, a microphone MIC1, an operational amplifier U9A, an operational amplifier U9B, a resistor R17, a resistor R20, a resistor R22, a resistor R24, a capacitor C19, a capacitor C20 and a capacitor C31, a first pin of the voltage stabilizing chip U6, one end of a capacitor C19, one end of a capacitor C29, a first pin of the microphone MIC and a forward input end of the operational amplifier U9A are all connected to a forward input end of an operational amplifier U9B, a fourth pin of the microphone MIC1 is connected to one end of the resistor R22 through a capacitor C31, the other end of the resistor R22 and an inverting input end of the operational amplifier U9A are all connected to one end of a resistor R17, the other end of the resistor R17 and one end of a capacitor C20 are all connected to an output end of the operational amplifier U9A, the other end of the capacitor C20 is connected to one end of the resistor R24, the other end of the resistor R24, the resistor R73742 and the inverting input end of the operational amplifier U9B are all connected to one end of the resistor R20, the other end of the resistor R20 and the output end of the operational amplifier U9B are both connected with the thirteenth pin of the main control chip U4.
Preferably, the control circuit board further includes a voltage reduction circuit, the voltage reduction circuit includes a voltage reduction chip U1, a diode D1, a diode D2, a resistor R4, a resistor R6, a resistor R21, a capacitor C2, a capacitor C3, a capacitor C5, a capacitor C6 and an inductor L6, a cathode of the diode D6, one end of the capacitor C6 and one end of the resistor R6 are all connected to the first pin of the voltage reduction chip U6, an anode of the diode D6 is connected to the fifteenth pin of the main control chip U6, one end of the inductor L6 is connected to the fifth pin of the voltage reduction chip U6, one end of the resistor R6, one end of the capacitor C6 and one end of the capacitor C6 are all connected to the other end of the inductor L6, the other end of the resistor R6 and the fourth pin of the voltage reduction chip U6 are all grounded through the resistor R6, the other end of the capacitor C6, the capacitor, The other end of the capacitor C5, the other end of the capacitor C6 and the other end of the resistor R21 are all grounded.
Adopt above-mentioned technical scheme, the utility model provides a pair of snore stopping eye-shade has following beneficial effect: the sensor circuit is used for acquiring a vibration signal and the amplifying circuit is used for acquiring a sound signal, the MCU circuit is combined with the signals of the sensor circuit and the amplifying circuit to perform algorithm processing, mainly vibration is used as a main signal processing, and vibration in a certain time period is started when snore is identified; in the working process of the snore stopping eyeshade, power failure protection is carried out on useful data, the data are monitored in real time through a Bluetooth connection mode and a mobile phone APP, signal processing is carried out through a power management circuit and a voltage reduction circuit, and the effect of low power consumption is achieved; the vibration signal and the audio signal are subjected to digital signal processing through the MCU circuit, and the signals of the vibration signal and the audio signal are simultaneously processed, so that the identification accuracy is greatly improved; signals are not identified during charging so as to prevent a large amount of power consumption, and the equipment can work independently without being connected with a mobile phone APP all the time; can save 10 hours sleep quality information, realize real time monitoring data with cell-phone APP to reach the effect with user interaction, can promote the accuracy of vibrations signal discernment, signal sampling frequency is higher, the consumption is lower, user experience is effectual.
Drawings
Fig. 1 is a perspective view of the present invention;
fig. 2 is a schematic circuit diagram of the control circuit board of the present invention;
in the figure, 1-upper cover shell, 2-middle connecting piece and 3-bottom cover plate.
Detailed Description
The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
As shown in fig. 1-2, the snore stopping eyeshade comprises an eyeshade body and a control circuit board arranged in the eyeshade body, wherein the control circuit board comprises an MCU circuit, a power management circuit, a sensor circuit, an amplifying circuit, a vibration motor circuit, a voltage reduction circuit and a clock circuit, and the power management circuit, the sensor circuit, the amplifying circuit, the vibration motor circuit, the voltage reduction circuit and the clock circuit are all electrically connected with the MCU circuit. It can be understood that the eyeshade body comprises an upper cover shell, an intermediate connecting piece and a bottom cover plate, the intermediate connecting piece is respectively connected with the upper cover shell and the bottom cover plate, and the control circuit board is installed in the upper cover shell.
Specifically, the MCU circuit includes a main control chip U4, a chip peripheral circuit and a balance filter, both of which are electrically connected to the main control chip U4; the power management circuit comprises a power management chip U2, a toggle switch SW1, a battery BT1 and an inductor L3, wherein the positive electrode of the battery BT1, one end of the inductor L3, a second pin of the toggle switch SW1 and a fourth pin of the power management chip U2 are all connected with a fourteenth pin of the main control chip U4, an eighth pin of the power management chip U2 is connected with a fifteenth pin of the main control chip U4, and the negative electrode of the battery BT1 is grounded; the sensor circuit comprises an acceleration sensor U3, a resistor R2, a resistor R7, a capacitor C7 and a capacitor C8, wherein a first pin of the acceleration sensor U3, one end of the capacitor C7 and one end of the capacitor C8 are connected with a thirty-first pin of the main control chip U4, a fourth pin, a sixth pin and a seventh pin of the acceleration sensor U3 are respectively connected with a seventh pin, a fifth pin and a sixth pin of the main control chip U4, an eighth pin of the acceleration sensor U3 and one end of the resistor R7 are connected with an eighth pin of the main control chip U4, one end of the resistor R2 is connected with a sixteenth pin of the acceleration sensor U3, and the other end of the resistor R7 is grounded; the vibration motor circuit comprises a transistor Q1, a motor J7 capacitor C34 and a diode D3, wherein one end of the capacitor C34 and the cathode of the diode D3 are both connected with a first pin of a motor J7, the anode of the diode D3 and the second pin of the motor J7 are both connected with the source of the transistor Q1, the grid of the transistor Q1 is connected with a ninth pin of the main control chip U4, and the drain of the transistor Q1 and the other end of the capacitor C34 are both grounded; the clock circuit comprises a programmable clock output chip U5, a resistor R29, a resistor R30, a capacitor C32, a capacitor C33, a capacitor C35 and a crystal oscillator X1, wherein one end of the crystal oscillator X1 and one end of the capacitor C32 are connected with a first pin of the programmable clock output chip U5, one end of the capacitor C33 and the other end of the crystal oscillator X1 are connected with a second pin of the programmable clock output chip U5, one end of the resistor R29 and one end of the resistor R30 are respectively connected with a sixth pin and a fifth pin of the programmable clock output chip U5, and an eighth pin of the programmable clock output chip U5 is grounded through the capacitor C35; the amplifying circuit comprises a voltage stabilizing chip U6, a microphone MIC1, an operational amplifier U9A, an operational amplifier U9B, a resistor R17, a resistor R20, a resistor R22, a resistor R24, a capacitor C19, a capacitor C20 and a capacitor C20, wherein a first pin of the voltage stabilizing chip U20, one end of the capacitor C20, a first pin of the microphone MIC and a forward input end of the operational amplifier U9 20 are all connected with the forward input end of the operational amplifier U9 20, a fourth pin of the microphone MIC 20 is connected with one end of the resistor R20 through the capacitor C20, the other end of the resistor R20 and an inverting input end of the operational amplifier U9 20 are all connected with one end of the resistor R20, the other end of the resistor R20 and one end of the capacitor C20 are all connected with an output end of the operational amplifier U9 20, the other end of the capacitor C20 is connected with one end of the resistor R20 and the inverting input end of the resistor R20, the other end of the resistor R20 and the output end of the operational amplifier U9B are both connected with the thirteenth pin of the main control chip U4; the voltage reduction circuit comprises a voltage reduction chip U1, a diode D1, a diode D2, a resistor R4, a resistor R6, a resistor R21, a capacitor C2, a capacitor C3, a capacitor C5, a capacitor C6 and an inductor L1, the cathode of the diode D2, the cathode of the diode D1, one end of the capacitor C2, one end of the capacitor C3 and one end of the resistor R21 are all connected to the first pin of the buck chip U1, the anode of the diode D1 is connected to the fifteenth pin of the main control chip U1, one end of the inductor L1 is connected to the fifth pin of the buck chip U1, one end of the resistor R4, one end of the capacitor C5 and one end of the capacitor C6 are all connected with the other end of the inductor L1, the other end of the resistor R4 and the fourth pin of the buck chip U1 are all grounded through a resistor R6, and the other end of the capacitor C2, the other end of the capacitor C3, the other end of the capacitor C5, the other end of the capacitor C6 and the other end of the resistor R21 are all grounded.
It can be understood that the main control chip U4 is an integrated enhanced 8051MCU ultra-low power bluetooth chip, and its pin P0_4 is for detecting USB charging state, pin P0_5 is for detecting battery power, and B1 is a balance filter, which can replace a matching filter circuit composed of multiple elements; the power management chip U2 is a power management IC, 5V voltage is provided by the USB to charge the battery, the SW1 is a toggle switch, and when the toggle switch SW1 is closed, the battery BT1 supplies power to the whole circuit; the voltage reduction chip U1 is a DC-DC voltage reduction IC, is powered by two power supplies, is powered by a battery BT1 at ordinary times and is powered by a USB when the USB is accessed, and the diodes D1 and D2 are used for preventing the battery and the USB from interfering with each other. The calculation formula of the output voltage of the voltage reduction chip U1 is as follows: vout is 0.6 × (1+ R1/R2), where the resistance of the resistor R4 is 3.3K and the resistance of the resistor R6 is 1K, and the output voltage obtained from the formula is: vout is 0.6 (1+3.3/1) 2.58V; the acceleration sensor U3 is a highly sensitive three-axis linear acceleration sensor with I2C. The SPI serial interface outputs, and snore data of bone conduction weak vibration can be accurately identified by detecting X, Y, Z acceleration data; the voltage stabilizing chip U6 is a DC-DC voltage reducing IC and provides stable bias voltage for the operational amplifier, the microphone MIC1 picks up an audio signal, the audio signal is coupled through a capacitor C31, the two operational amplifiers form an amplifying circuit to amplify the audio signal, and finally the audio signal is output to the MCU circuit, the resistance values of a resistor R17 and a resistor R20 are 100K, and the resistance values of a resistor R22 and a resistor R24 are 10K, so that the two-stage circuit amplifies 10 times respectively, and the two stages amplify 100 times together; in the vibration motor circuit, a pin of a BOST Control of an MCU circuit controls an NMOS (N-channel metal oxide semiconductor) tube Q1 to Control the starting of a motor, when the BOST Control inputs a high level, a transistor Q1 is conducted and grounded, the circuit forms a loop, a motor J7 starts to work, a capacitor C34 is a power supply filter capacitor, and a diode D3 is a freewheeling diode; the programmable clock output chip U5 may provide a programmable clock outputProgram clock output, related data pass through I2The C bus interface is transmitted with the CPU and is directly powered by the battery, and the resistor R29 and the resistor R30 are pull-up resistors of the I2C bus.
It can be understood, the utility model discloses a theory of operation corresponds with sampling frequency through the algorithm, and vibration signal handles with the sound signal jointly to and promote eye-shade and human contact sense organ through exterior structure, thereby improve vibration signal's accuracy, make signal identification's accuracy higher. Mainly change the chip U3 of the acceleration sensor, improve the sampling frequency, the chip has effects of low-power consumption and sampling frequency selection function; the amplifying circuit is additionally provided with a precise operational amplifying circuit, so that the audio signal is precisely amplified, and the sampling accuracy is improved; the signals of the MCU circuit and the ADC circuit are converted by the MCU circuit, and then are identified by algorithm processing.
It can be understood, the utility model relates to a rationally, the structure is unique, when using the snore stopping eye-shade, only needs to stir the start, and easy operation need look over the sleep quality, and the snore condition can show information through cell-phone APP connecting device's bluetooth, and convenience of customers knows the sleep condition of oneself. Acquiring a vibration signal through an acceleration sensor U3 and acquiring a sound signal through a microphone MIC1, combining the signals by a control chip to perform algorithm processing, mainly performing signal processing by mainly using vibration, and starting vibration in a certain time period when snore is identified; in the equipment working process, carry out power fail safeguard with useful data, carry out real time monitoring data through bluetooth connected mode and cell-phone APP. The signal processing is carried out through the power circuit, the voltage reduction circuit and the low-power chip, so that the effect of low power consumption is achieved; and digital signal processing is carried out on the vibration signal and the audio signal through a specific algorithm, and the signals of the vibration signal and the audio signal are carried out simultaneously, so that the identification accuracy is greatly improved. Signals are not identified during charging so as to prevent a large amount of power consumption, and the equipment can work independently without being connected with a mobile phone APP all the time; the sleep quality information of 10 hours can be stored, and the data can be monitored in real time with the mobile phone APP, so that the effect of interaction with the user is achieved.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.
Claims (9)
1. An anti-snoring eye shield, which is characterized in that: the eye patch comprises an eye patch body and a control circuit board arranged in the eye patch body, wherein the control circuit board comprises an MCU circuit, a power management circuit, a sensor circuit, an amplifying circuit, a vibration motor circuit and a clock circuit, and the power management circuit, the sensor circuit, the amplifying circuit, the vibration motor circuit and the clock circuit are all electrically connected with the MCU circuit.
2. The snore stopping eye shield of claim 1, wherein: the eyeshade body comprises an upper cover shell, a middle connecting piece and a bottom cover plate, wherein the middle connecting piece is respectively connected with the upper cover shell and the bottom cover plate, and the control circuit board is arranged in the upper cover shell.
3. The snore stopping eye shield of claim 1, wherein: the MCU circuit comprises a main control chip U4, a chip peripheral circuit and a balance filter, wherein the chip peripheral circuit and the balance filter are electrically connected with the main control chip U4.
4. The snore stopping eye shield of claim 3, wherein: the power management circuit comprises a power management chip U2, a toggle switch SW1, a battery BT1 and an inductor L3, wherein the positive electrode of the battery BT1, one end of the inductor L3, a second pin of the toggle switch SW1 and a fourth pin of the power management chip U2 are connected with a fourteenth pin of the main control chip U4, an eighth pin of the power management chip U2 is connected with a fifteenth pin of the main control chip U4, and the negative electrode of the battery BT1 is grounded.
5. The snore stopping eye shield of claim 3, wherein: the sensor circuit comprises an acceleration sensor U3, a resistor R2, a resistor R7, a capacitor C7 and a capacitor C8, wherein one end of a first pin, one end of a capacitor C7 and one end of a capacitor C8 of the acceleration sensor U3 are connected with a thirty-first pin of a main control chip U4, a fourth pin, a sixth pin and a seventh pin of the acceleration sensor U3 are respectively connected with a seventh pin, a fifth pin and a sixth pin of the main control chip U4, an eighth pin of the acceleration sensor U3 and one end of the resistor R7 are connected with an eighth pin of the main control chip U4, one end of the resistor R2 is connected with a sixteenth pin of the acceleration sensor U3, and the other end of the resistor R7 is grounded.
6. The snore stopping eye shield of claim 3, wherein: the vibration motor circuit comprises a transistor Q1, a motor J7 capacitor C34 and a diode D3, wherein one end of the capacitor C34 and the cathode of the diode D3 are connected with a first pin of a motor J7, the anode of the diode D3 and the second pin of the motor J7 are connected with the source of a transistor Q1, the grid of the transistor Q1 is connected with a ninth pin of a main control chip U4, and the drain of the transistor Q1 and the other end of the capacitor C34 are grounded.
7. The snore stopping eye shield of claim 3, wherein: the clock circuit comprises a programmable clock output chip U5, a resistor R29, a resistor R30, a capacitor C32, a capacitor C33, a capacitor C35 and a crystal oscillator X1, wherein one end of the crystal oscillator X1 and one end of the capacitor C32 are connected with a first pin of the programmable clock output chip U5, one end of the capacitor C33 and the other end of the crystal oscillator X1 are connected with a second pin of the programmable clock output chip U5, one end of the resistor R29 and one end of the resistor R30 are respectively connected with a sixth pin and a fifth pin of the programmable clock output chip U5, and an eighth pin of the programmable clock output chip U5 is grounded through the capacitor C35.
8. The snore stopping eye shield of claim 3, wherein: the amplifying circuit comprises a voltage stabilizing chip U6, a microphone MIC1, an operational amplifier U9A, an operational amplifier U9B, a resistor R17, a resistor R20, a resistor R22, a resistor R24, a capacitor C19, a capacitor C20 and a capacitor C20, wherein a first pin of the voltage stabilizing chip U20, one end of the capacitor C20, a first pin of the microphone MIC and a forward input end of the operational amplifier U9 20 are all connected with the forward input end of the operational amplifier U9 20, a fourth pin of the microphone MIC 20 is connected with one end of the resistor R20 through the capacitor C20, the other end of the resistor R20 and an inverting input end of the operational amplifier U9 20 are all connected with one end of the resistor R20, the other end of the resistor R20 and one end of the capacitor C20 are all connected with an output end of the operational amplifier U9 20, the other end of the capacitor C20 is connected with one end of the resistor R20, the inverting input end of the resistor R20 and one end of the resistor R20 are all connected with the inverting input end of the operational amplifier U20, the other end of the resistor R20 and the output end of the operational amplifier U9B are both connected with the thirteenth pin of the main control chip U4.
9. The snore stopping eye shield of claim 3, wherein: the control circuit board further comprises a voltage reduction circuit, the voltage reduction circuit comprises a voltage reduction chip U1, a diode D1, a diode D2, a resistor R4, a resistor R6, a resistor R21, a capacitor C2 and an inductor L2, a cathode of the diode D2, one end of the capacitor C2 and one end of the resistor R2 are all connected with a first pin of the voltage reduction chip U2, an anode of the diode D2 is connected with a fifteenth pin of the main control chip U2, one end of the inductor L2 is connected with a fifth pin of the voltage reduction chip U2, one end of the resistor R2, one end of the capacitor C2 and one end of the capacitor C2 are all connected with the other end of the inductor L2, the other end of the resistor R2 and a fourth pin of the other end of the voltage reduction chip U2 are all grounded through the resistor R2, the other end of the capacitor C2, the capacitor C2 and the other end of, The other end of the capacitor C6 and the other end of the resistor R21 are both grounded.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021173908.XU CN212592703U (en) | 2020-06-22 | 2020-06-22 | Snore stopping eye patch |
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| CN202021173908.XU CN212592703U (en) | 2020-06-22 | 2020-06-22 | Snore stopping eye patch |
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| CN212592703U true CN212592703U (en) | 2021-02-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111658314A (en) * | 2020-06-22 | 2020-09-15 | 珠海蓝宝石声学设备有限公司 | Snore stopping eye patch |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111658314A (en) * | 2020-06-22 | 2020-09-15 | 珠海蓝宝石声学设备有限公司 | Snore stopping eye patch |
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