CN211189093U - Control device for game device - Google Patents
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- CN211189093U CN211189093U CN201921188703.6U CN201921188703U CN211189093U CN 211189093 U CN211189093 U CN 211189093U CN 201921188703 U CN201921188703 U CN 201921188703U CN 211189093 U CN211189093 U CN 211189093U
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Abstract
The utility model relates to a control device of game equipment. The game device comprises a main device and at least one slave device, wherein a wireless communication module on the main device receives a control signal sent by a management platform through a network or sends a feedback signal to the management platform, a first communication circuit in a wireless communication module is connected with a second communication circuit and sends the control signal to a second processor, the second processor controls the operation of a motor according to the received signal, the motor drives the game device provided with the first or second control module to act, meanwhile, a detection module detects the first or second control module and sends the result to the second processor, the second processor sends the feedback signal to the first processor through the second communication circuit, and the wireless communication module sends the feedback signal to the management platform. The control structure realizes the control of one wireless communication module to a plurality of control modules through the communication circuit, realizes the centralized management control of the management platform to a plurality of devices, and simultaneously reduces the production cost.
Description
Technical Field
The utility model relates to the technical field of internet, especially, relate to a game device's controlling means.
Background
Doll machine, exchange coin machine, turn round egg machine etc. as masses' amusement equipment, set up in many amusement places, for example market, amusement park etc. but traditional doll machine, exchange coin machine, turn round egg machine etc. recreation equipment is independent, separately controlled, all has a wireless communication module and a control module on every equipment, and is with high costs, is not convenient for centralized management.
SUMMERY OF THE UTILITY MODEL
In view of the above, it is necessary to provide a new control device for a game device.
A control device of game equipment comprises a main equipment and at least one slave equipment, wherein the main equipment comprises a wireless communication module and a first control module, and the slave equipment comprises a second control module.
The wireless communication module comprises a wireless communication module, a first processor and a first communication circuit, and the first control module and the second control module respectively comprise a second communication circuit, a second processor, a motor and a detection module.
The wireless communication module is in data communication with the management platform through a network and is used for receiving a first signal sent by the management platform or sending a second signal to the management platform; the wireless communication module is connected with the first processor and used for transmitting the first signal to the first processor or receiving the second signal sent by the first processor.
The first processor is connected with the first end of the first communication circuit and used for transmitting the first signal to the first end of the first communication circuit or receiving the second signal sent by the first end of the first communication circuit.
The second end of the first communication circuit is connected with the second end of the second communication circuit through a communication interface and used for transmitting the first signal to the second end of the second communication circuit or receiving the second signal sent by the second end of the second communication circuit; the first end of the second communication circuit is connected with the second processor and used for transmitting the first signal to the second processor or receiving the second signal sent by the second processor.
The second processor is connected with the motor and used for transmitting the first signal to the motor and controlling the operation of the motor through the first signal; the second processor is connected with the detection module and used for receiving a second signal sent by the detection module.
The motor is used for driving the game equipment provided with the first control module or the second control module to generate action.
The first signal is a control signal sent by the management platform, and the second signal is a feedback signal sent by the detection module.
In one embodiment, the communication circuit comprises a half-duplex transceiver U1, power supplies V1 and V2, a capacitor C1, resistors R1, R2, R3, R4 and R5, a diode D1, zener diodes ZD1 and ZD2 and a communication base H1.
The first end of the communication circuit comprises a receiver output end RO, a receiver output enable end RE, a driver output enable end DE and a driver input end DI of the half-duplex transceiver U1, wherein the receiver output end RO is connected to a host input/slave output data end PB14/SPI2_ MISO of the processor, the receiver output enable end RE and the driver output enable end DE are connected to a transmitting end PB10/I2C2_ SC L/USART 3_ TX of the processor, the driver input end DI is connected to a receiving end PB11/I2C2_ SDA/USART3_ RX of the processor, and the second end of the communication circuit is a communication base H1.
A power supply terminal VCC of the half-duplex transceiver U1 is connected to a connection terminal of a power supply V1 and one end of a capacitor C1, and the other end of the capacitor C1 is grounded; the in-phase signal end A input by the driver output/receiver of the half-duplex transceiver U1 is connected to the connecting end of one end of each of the resistors R2, R3 and R5, and the other end of the resistor R2 is connected with a power supply V2; the reverse phase signal end B of the driver output/receiver input of the half-duplex transceiver U1 is connected to the connection end of one end of a resistor R1, the other end of a resistor R3 and one end of a resistor R4, and the other end of the resistor R1 is grounded; the ground terminal of the half-duplex transceiver U1 is grounded.
The other end of the resistor R4 is connected to the connection end of the cathode end of the zener diode ZD2 and the second end of the communication base H1, and the anode end of the zener diode ZD2 is grounded; the other end of the resistor R5 is connected to the connection end of the cathode end of the zener diode ZD1 and the third end of the communication base, and the anode end of the zener diode ZD1 is grounded;
the anode terminal of the diode D1 is connected to a power supply terminal, and the cathode terminal of the diode D1 is connected to the fourth terminal of the communication base.
The first end of the communication base is grounded.
In one embodiment, the half-duplex transceiver U1 is a half-duplex transceiver of the SP3481 series or SP348 series, and the power supplies V1, V2 are both 3.3 volt supplies.
In one embodiment, the wireless communication module further comprises a memory, which is connected to the first processor and is used for increasing the memory of the wireless communication module.
In one embodiment, the first control module and the second control module further comprise a coin inserting device, the coin inserting device is connected with the second processor and used for sending the coin inserting signal to the second processor, the second processor analyzes the coin inserting signal to obtain a third signal, and the second processor is connected with the motor and used for transmitting the third signal to the motor and controlling the action of the motor.
In one embodiment, the wireless communication module includes at least one of a 2G communication module, a 4G communication module, a WIFI communication module, a BT communication module, a bluetooth communication module, an NB-IOT communication module, and an L ORA communication module.
In one embodiment, the communication interface is an RS-485 communication interface.
In one embodiment, the RS-485 communication interface is a four-wire interface.
In one embodiment, the detection module comprises a fault detection module for detecting a fault of the equipment, and the second signal comprises a fault feedback signal.
In one embodiment, the detection module comprises a photo eye detection module for detecting a result of the operation of the motor, and the second signal comprises a result feedback signal.
In the control device, the master equipment is provided with the wireless communication module and the first control module, and the slave equipment is provided with the second control module, wherein the wireless communication module comprises a wireless communication module, a first processor and a first communication circuit; the first control module and the second control module respectively comprise a second communication circuit, a second processor, a motor and a detection module; the wireless communication module on the main equipment is in data communication with the management platform through a network, receives a first signal (namely a control signal) sent by the management platform or sends a second signal (namely a feedback signal) to the management platform, the first communication circuit in the wireless communication module of the main equipment is connected with the second communication circuit and transmits the control signal to the second processor, the second processor controls the operation of the motor according to the received control signal, the control of the motor by the control signal is realized, the motor drives the game equipment provided with the first control module or the second control module to generate action, meanwhile, the detection module is used for detecting the first control module and the second control module and sending a detection result (namely a feedback signal) to the second processor, the second processor sends the feedback signal to the first processor through the second communication circuit, and the wireless communication module connected with the first processor sends the feedback signal to the management platform. The control structure omits a wireless communication module on the slave device, realizes the control of one wireless communication module on a plurality of control modules through a communication circuit, realizes the centralized management control of a management platform on a plurality of devices, and simultaneously reduces the production cost.
Drawings
FIG. 1 is a block diagram of a control device of a game apparatus in one embodiment;
FIG. 2a is a circuit diagram of a communication circuit in one embodiment;
FIG. 2b is a circuit diagram of a first processor in an embodiment;
FIG. 2c is a circuit diagram of a memory according to an embodiment;
FIG. 2d is a circuit diagram of a reset circuit in an embodiment;
FIG. 2e is a circuit diagram of a crystal oscillator circuit according to an embodiment;
FIG. 3a is a circuit diagram of a second processor in an embodiment;
FIG. 3b is a circuit diagram of a motor circuit in one embodiment.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
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 invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1, the present invention provides a control device for a game device, which includes a master device and at least one slave device, wherein the master device includes a wireless communication module 102 and a first control module 104, and the slave device includes a second control module 106.
The wireless communication module 102 includes a wireless communication module 118, a first processor 110, a first communication circuit 112, and the first control module 104 and the second control module 106 each include a second communication circuit 114, a second processor 116, a motor 120, and a detection module 122.
The wireless communication module 118 is in data communication with the management platform 108 through a network, and is configured to receive a first signal sent by the management platform 108 or send a second signal to the management platform 108; the wireless communication module 118 is connected to the first processor 110, and is configured to transmit the first signal to the first processor 110 or receive the second signal transmitted by the first processor 110.
The first processor 110 is connected to the first end of the first communication circuit 112, and is configured to transmit a first signal to the first end of the first communication circuit 112 or receive a second signal transmitted by the first end of the first communication circuit 112.
The second end of the first communication circuit 112 is connected to the second end of the second communication circuit 114 through a communication interface, and is configured to transmit the first signal to the second end of the second communication circuit 114 or receive the second signal sent by the second end of the second communication circuit 114; the first end of the second communication circuit 114 is connected to the second processor 116, and is used for transmitting the first signal to the second processor 116 or receiving the second signal transmitted by the second processor 116.
The second processor 116 is connected to the motor 120, and is configured to transmit a first signal to the motor 120, and control the operation of the motor 120 through the first signal; the second processor 116 is connected to the detection module 122, and is configured to receive a second signal sent by the detection module 122.
The motor 120 is used for driving the game device provided with the first control module or the second control module to generate action.
The first signal is a control signal sent by the management platform 108, and the second signal is a feedback signal sent by the detection module 122.
As shown in fig. 1, in one embodiment, the wireless communication module 102 further includes a memory 118, and the memory 118 is connected to the first processor 110 for increasing the memory of the wireless communication module 102.
As shown in fig. 1, in one embodiment, the first control module 104 and the second control module 106 further include a coin selector 124, the coin selector 124 is connected to the second processor 116 for sending a coin signal to the second processor 116, the second processor 116 interprets the coin signal to obtain a third signal, and the second processor 116 is connected to the motor 120 for transmitting the third signal to the motor to control the operation of the motor. In one embodiment, the second processor 116 receives the coin signal from the coin acceptor 124 by way of pulse detection.
In one embodiment, the communication interface is an RS-485 communication interface.
In one embodiment, the RS-485 communication interface is a four wire interface.
As shown in FIG. 1, in one embodiment, the first control module 104 and the second control module 106 further include a display module 122, the display module 122 being configured to display the status of the device. In one embodiment, the display module 122 is turned on when the device is running, and the display module 122 is turned off when the device is idle, and in practical applications, the display module can be set differently as needed. In one embodiment, the display module is a lamp, the color of the lamp changes when the device runs, and the color of the lamp does not change when the device is idle.
In one embodiment, the wireless communication module comprises at least one of a 2G communication module, a 4G communication module, a WIFI communication module, a BT communication module, a bluetooth communication module, an NB-IOT communication module, and an L ORA communication module.
In one embodiment, the detection module comprises a fault detection module for detecting a fault of the equipment, and the second signal comprises a fault feedback signal.
When the fault detection module detects that the control module of the master device or the slave device has a fault, the fault detection module sends a fault feedback signal to the second processor, the second processor transmits the fault feedback signal to the wireless communication module through the RS-485 communication interface, the wireless communication module sends the fault feedback signal to the management platform through the network, real-time fault feedback detection is achieved, meanwhile, the wireless communication module normally transmits the control signal to other control modules, normal operation of the control device is controlled, and the control module of the master device or the slave device does not affect normal operation of other fault-free devices when the control module or the slave device has the fault.
In one embodiment, the detection module comprises a photo eye detection module for detecting a result of the operation of the motor, and the second signal comprises a result feedback signal.
In one embodiment, the first processor is in communication connection with the memory through the serial peripheral interface, and the first processor exchanges data with the wireless communication module through the universal asynchronous receiver-transmitter, so that data transmission between the first processor and the management platform is realized.
As shown in fig. 2 a-3 a, in one embodiment, the communication circuit 402 includes a half-duplex transceiver U1, power supplies V1, V2, a capacitor C1, resistors R1, R2, R3, R4, R5, a diode D1, zener diodes ZD1, ZD2, and a communication base H1.
The first side of the communication circuit 402 includes a receiver output RO, a receiver output enable RE, a driver output enable DE, and a driver input DI of the half-duplex transceiver U1, the receiver output RO is connected to the master input/slave output data terminal PB14/SPI2 MISO (i.e., DIR terminal) of the first processor 404 (or the second processor 502), the receiver output enable RE and the driver output enable DE are connected to the transmit terminal PB10/I2C2_ SC L/USART 3_ TX (i.e., RX terminal) of the first processor 404 (or the second processor 502), the driver input DI is connected to the receive terminal PB11/I2C2 SDA/USART3_ RX (i.e., TX terminal) of the first processor 404 (or the second processor 502), and the second side of the communication circuit 402 is the communication base H1.
A power supply terminal VCC of the half-duplex transceiver U1 is connected to a connection terminal of a power supply V1 and one end of a capacitor C1, and the other end of the capacitor C1 is grounded; the in-phase signal end A input by the driver output/receiver of the half-duplex transceiver U1 is connected to the connecting end of one end of each of the resistors R2, R3 and R5, and the other end of the resistor R2 is connected with a power supply V2; the reverse phase signal end B of the driver output/receiver input of the half-duplex transceiver U1 is connected to the connection end of one end of a resistor R1, the other end of a resistor R3 and one end of a resistor R4, and the other end of the resistor R1 is grounded; the ground terminal of the half-duplex transceiver U1 is grounded.
The other end of the resistor R4 is connected to the connection end of the cathode end of the zener diode ZD2 and the second end of the communication base H1, and the anode end of the zener diode ZD2 is grounded; the other end of the resistor R5 is connected to the connection end of the cathode end of the zener diode ZD1 and the third end of the communication base H1, and the anode end of the zener diode ZD1 is grounded;
the anode terminal of the diode D1 is connected to the POWER supply terminal POWER _ IN, and the cathode terminal of the diode D1 is connected to the fourth terminal of the communication base H1.
The first terminal of communication base H1 is connected to ground.
And the RS-485 communication line is used for connecting the communication base of the first communication circuit and the communication base of the second communication circuit, so that data communication and related control between the wireless communication module and the control module are realized.
In one embodiment, the capacitor C1 is a capacitor with a dielectric of 0.1uF, Class II, a deviation of 10% or less and a rated voltage of 50V, the resistors R1 and R2 are resistors with a resistance of 4.7 kilo-ohms and a deviation of 5% or less, the resistor R3 is a resistor with a resistance of 120 ohms and a deviation of 5% or less, the resistors R4 and R5 are resistors with a resistance of 0 ohm and a deviation of 5% or less, the diode D1 is a model SS34, and the voltage stabilizing diodes ZD1 and ZD2 are 15V low-capacitance bidirectional ESD protection diodes.
In one embodiment, half-duplex transceiver U1 is a half-duplex transceiver of the SP3481 series or SP348 series, such as the SP3485EN half-duplex transceiver, and power supplies V1, V2 are both 3.3 volt power supplies.
2a and 2C, in one embodiment, the memory 406 includes a chip U2 and a power supply VDD, the chip and power supply are selected according to actual requirements, a chip select terminal CS of the chip U2 is connected to an MCU _ F L ASH _ CS terminal of the first processor 404, a clock input terminal C L K of the chip U2 is connected to an MCU _ F L ASH _ C L K terminal of the first processor 404, and a serial data output terminal DO of the chip U2 is connected to an MCU _ F L ASH _ MISO of the first processor 404Terminal endThe serial data input DI of the chip U2 is connected to the MCU _ F L ASH _ MOSI of the first processor 404Terminal endThe power supply terminal VCC, the write protection terminal WP and the pause terminal HO L D of the chip U2 are all connected to the power supply VDD.
As shown IN fig. 2a, 2d, 2e, and 3a, IN one embodiment, the wireless communication module and the control module further include a reset circuit 408 and a crystal oscillator circuit 410, an F terminal of the reset circuit 408 is connected to an asynchronous reset pin NRST of the first processor 404 (or the second processor 502) for initializing the first processor 404 (or the second processor 502), an OSC _ IN terminal of the crystal oscillator circuit 410 is connected to an OSC _ IN terminal of the first processor 404 (or the second processor 502), and an OSC _ OUT terminal of the crystal oscillator circuit 410 is connected to an OSC _ OUT terminal of the first processor 404 (or the second processor 502) for providing an operation signal pulse to the first processor 404 (or the second processor 502), and the reset circuit and the crystal oscillator circuit are selected according to actual needs.
As shown in fig. 3a and fig. 3b, in an embodiment, the CON _ CRT1 terminal of the motor (or solenoid valve) circuit 504 is connected to the CON _ CRT1 terminal of the second processor 502, the second processor 502 controls the motor (or solenoid valve) circuit 504 by sending a signal through the IO port CON _ CRT1, when the CON _ CRT1 outputs a high level, the transistor Q1 is turned on, the MOS transistor Q2 is turned on, the power source terminal VDD' supplies power to the motor M1, and the motor M1 is powered on; when the CON _ CRT1 outputs a low level, the transistor Q1 is turned off, the MOS transistor Q2 is turned off, the power supply terminal VDD' stops supplying power to the motor M1, and the motor M1 stops powering down.
In the control device, the master equipment is provided with the wireless communication module and the first control module, and the slave equipment is provided with the second control module, wherein the wireless communication module comprises a wireless communication module, a first processor and a first communication circuit; the first control module and the second control module respectively comprise a second communication circuit, a second processor, a motor and a detection module; the wireless communication module on the main equipment is in data communication with the management platform through a network, receives a first signal (namely a control signal) sent by the management platform or sends a second signal (namely a feedback signal) to the management platform, the first communication circuit in the wireless communication module of the main equipment is connected with the second communication circuit and transmits the control signal to the second processor, the second processor controls the operation of the motor according to the received control signal, the control of the motor by the control signal is realized, the motor drives the game equipment provided with the first control module or the second control module to generate action, meanwhile, the detection module is used for detecting the first control module and the second control module and sending a detection result (namely a feedback signal) to the second processor, the second processor sends the feedback signal to the first processor through the second communication circuit, and the wireless communication module connected with the first processor sends the feedback signal to the management platform. The control structure omits a wireless communication module on the slave device, realizes the control of one wireless communication module on a plurality of control modules through a communication circuit, realizes the centralized management control of a management platform on a plurality of devices, and simultaneously reduces the production cost.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A control device of game equipment is characterized in that the control device comprises a master device and at least one slave device, the master device comprises a wireless communication module and a first control module, and the slave device comprises a second control module;
the wireless communication module comprises a wireless communication module, a first processor and a first communication circuit, and the first control module and the second control module respectively comprise a second communication circuit, a second processor, a motor and a detection module;
the wireless communication module is in data communication with a management platform through a network and is used for receiving a first signal sent by the management platform or sending a second signal to the management platform; the wireless communication module is connected with the first processor and is used for transmitting the first signal to the first processor or receiving the second signal sent by the first processor;
the first processor is connected with the first end of the first communication circuit and used for transmitting the first signal to the first end of the first communication circuit or receiving the second signal sent by the first end of the first communication circuit;
the second end of the first communication circuit is connected with the second end of the second communication circuit through a communication interface and used for transmitting the first signal to the second end of the second communication circuit or receiving the second signal sent by the second end of the second communication circuit; the first end of the second communication circuit is connected with the second processor and is used for transmitting the first signal to the second processor or receiving the second signal sent by the second processor;
the second processor is connected with the motor and used for transmitting the first signal to the motor and controlling the operation of the motor through the first signal; the second processor is connected with the detection module and used for receiving a second signal sent by the detection module;
the motor is used for driving the game equipment provided with the first control module or the second control module to generate action;
the first signal is a control signal sent by the management platform, and the second signal is a feedback signal sent by the detection module.
2. The control device of claim 1, wherein the communication circuit comprises a half-duplex transceiver U1, power supplies V1, V2, a capacitor C1, resistors R1, R2, R3, R4, R5, a diode D1, zener diodes ZD1, ZD2, a communication base H1;
the first end of the communication circuit comprises a receiver output end RO, a receiver output enable end RE, a driver output enable end DE and a driver input end DI of the half-duplex transceiver U1, wherein the receiver output end RO is connected to a host input/slave output data end PB14/SPI2_ MISO of the processor, the receiver output enable end RE and the driver output enable end DE are connected to a transmitting end PB10/I2C2 SC L/USART 3_ TX of the processor, the driver input end DI is connected to a receiving end PB11/I2C2 SDA/USART3_ RX of the processor, and the second end of the communication circuit is a communication base H1;
a power supply terminal VCC of the half-duplex transceiver U1 is connected to a connection terminal between the power supply V1 and one end of the capacitor C1, and the other end of the capacitor C1 is grounded; the in-phase signal end A of the driver output/receiver input of the half-duplex transceiver U1 is connected to the connecting end of one end of the resistors R2, R3 and R5, and the other end of the resistor R2 is connected with the power supply V2; the reverse phase signal end B of the driver output/receiver input of the half-duplex transceiver U1 is connected to the connection end of one end of the resistor R1, the other end of the resistor R3 and one end of the resistor R4, and the other end of the resistor R1 is grounded; the ground terminal of the half-duplex transceiver U1 is grounded;
the other end of the resistor R4 is connected to the connection end of the cathode end of the zener diode ZD2 and the second end of the communication base H1, and the anode end of the zener diode ZD2 is grounded; the other end of the resistor R5 is connected to the connection end of the cathode end of the zener diode ZD1 and the third end of the communication base, and the anode end of the zener diode ZD1 is grounded;
the anode end of the diode D1 is connected with a power supply end, and the cathode end of the diode D1 is connected with the fourth end of the communication base;
the first end of the communication base is grounded.
3. The control device of claim 2, wherein the half-duplex transceiver U1 is a half-duplex transceiver of the SP3481 series or the SP348 series, and the power supplies V1 and V2 are both 3.3 volt power supplies.
4. The control device of claim 1, wherein the wireless communication module further comprises a memory coupled to the first processor for increasing a memory of the wireless communication module.
5. The control device of claim 1, wherein the first control module and the second control module further comprise a coin selector, the coin selector is connected to the second processor and configured to send a coin signal to the second processor, the second processor analyzes the coin signal to obtain a third signal, and the second processor is connected to the motor and configured to transmit the third signal to the motor and control the operation of the motor.
6. The control device of claim 1, wherein the wireless communication module comprises at least one of a 2G communication module, a 4G communication module, a WIFI communication module, a BT communication module, a Bluetooth communication module, an NB-IOT communication module, and an L ORA communication module.
7. The control device of claim 1, wherein the communication interface is an RS-485 communication interface.
8. The control device of claim 7, wherein the RS-485 communication interface is a four-wire interface.
9. The control device of claim 1, wherein the detection module comprises a fault detection module configured to detect a fault in the equipment, and wherein the second signal comprises a fault feedback signal.
10. The control device of claim 1, wherein the detection module comprises a photo eye detection module configured to detect a result of the operation of the motor, and the second signal comprises a result feedback signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921188703.6U CN211189093U (en) | 2019-07-25 | 2019-07-25 | Control device for game device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921188703.6U CN211189093U (en) | 2019-07-25 | 2019-07-25 | Control device for game device |
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| CN211189093U true CN211189093U (en) | 2020-08-07 |
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| CN201921188703.6U Active CN211189093U (en) | 2019-07-25 | 2019-07-25 | Control device for game device |
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| CN (1) | CN211189093U (en) |
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2019
- 2019-07-25 CN CN201921188703.6U patent/CN211189093U/en active Active
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