Wireless control device for computer accessories

Abstract

The utility model belongs to the technical field of control, and discloses a computer accessory wireless control device, which comprises a main control module, an accessory control module and an analog radiator signal module, the accessory control module comprises a plurality of accessory interfaces and a power interface, the accessory interfaces are used for being connected with computer accessories, the power interface is used for being connected with the output end of a computer power supply, and the main control module is in wireless communication connection with the accessory control module; the main control module is in wireless communication connection with the analog radiator signal module, and the input end of the analog radiator signal module is used for being electrically connected with a computer mainboard fan interface. The main control module, the accessory control module and the analog radiator signal module are in wireless communication connection, so that the number of wires arranged in the computer case is reduced, and the layout of the computer case can be simplified; accessories are not powered from a computer mainboard and are independently powered by a power supply, so that the temperature of each part in the case can be monitored, the current passing through the mainboard is reduced, the heating of the mainboard is reduced, and the safety performance of a system is improved.

Description

Technical Field

[0001] The utility model belongs to the field of control technology, and in particular relates to a wireless control device for computer accessories. Background Art

[0002] Different types of computer accessories require dedicated interfaces. For example, the computer's radiator needs to use a 4-pin PWM wire-controlled radiator interface, and the ARGB light needs to use a 3-pin interface. The computer has multiple radiators, and multiple ARGB lights are installed on the radiator or other accessories. In this case, more dedicated interfaces are required. Usually, the number of interfaces on the computer motherboard is limited, resulting in poor expansion capabilities of the above accessories and the inability to collect temperature data from various parts of the computer. Secondly, when the number of accessories is large, more wires are used, which increases the complexity of the computer case wiring. In addition, when more accessories are connected to the computer's motherboard, the current of the motherboard will increase, reducing the safety of the system. Utility Model Content

[0003] The utility model aims to provide a wireless control device for computer accessories to solve the problems of poor expansion capability, complex wiring and low safety in the prior art.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a wireless control device for computer accessories, the device comprising: a main control module, an accessory control module and a simulated radiator signal module;

[0005] The main control module comprises: a main control USB interface, the main control USB interface is electrically connected to the USB interface of the computer motherboard;

[0006] The accessory control module includes: a plurality of accessory interfaces and a power interface, wherein the accessory interface is used to connect computer accessories, and the power interface is used to connect to the output end of the computer power supply, and the main control module is wirelessly connected to the accessory control module;

[0007] The simulated radiator signal module is wirelessly connected to the main control module, and the input end of the simulated radiator signal module is used to be electrically connected to a fan interface of a computer motherboard.

[0008] Preferably, the computer accessories include: at least one radiator, at least one RGB light string and / or at least one temperature collector.

[0009] Preferably, the main control module includes: a control chip U1, a first clock circuit, a first wireless transceiver circuit, a signal interface circuit and a first voltage stabilization circuit;

[0010] The signal output terminal of the first clock circuit is electrically connected to the clock signal terminal of the control chip U1;

[0011] The communication port of the first wireless transceiver circuit is electrically connected to the communication port of the control chip U1, and the first wireless transceiver circuit serves as a wireless signal transceiver of the main control module;

[0012] The signal input end of the signal interface circuit and the power input end of the first voltage stabilizing circuit serve as a common end for being electrically connected to the communication port of the computer's motherboard. The signal output end of the signal interface circuit is electrically connected to the signal input port of the control chip U1. The power output end of the first voltage stabilizing circuit is electrically connected to the power input end of the control chip U1 and the power input end of the signal interface circuit, respectively.

[0013] Preferably, the signal interface circuit includes: a communication driver chip U2 and a communication interface J1, with the communication interface J1 serving as the signal input end of the signal interface circuit and the power input end of the first voltage stabilizing circuit serving as the common end; the communication driver chip U2 is a USB driver chip, and the communication interface J1 is a main control USB interface.

[0014] Preferably, a resistor R1 is connected in series between the power output terminal of the first voltage stabilizing circuit and the power input terminal of the control chip U1, and the power input terminal of the signal interface circuit is directly electrically connected to the power output terminal of the first voltage stabilizing circuit.

[0015] Preferably, the power interface is a four-core interface J4, and the accessory interface includes: a temperature acquisition interface J6, a light string interface J3 and a radiator interface J2.

[0016] Preferably, the accessory control module further includes: a control chip U4, a second clock circuit, a second wireless transceiver circuit and a second voltage stabilization circuit;

[0017] The power input terminal of the second voltage stabilizing circuit is electrically connected to the power interface, and the power output terminal of the second voltage stabilizing circuit is electrically connected to the power input terminal of the control chip U4;

[0018] The signal output terminal of the second clock circuit is electrically connected to the clock signal terminal of the control chip U4;

[0019] The communication port of the second wireless transceiver circuit is electrically connected to the communication port of the control chip U4, and the second wireless transceiver circuit serves as a wireless signal transceiver of the accessory control module;

[0020] The temperature acquisition interface J6 is electrically connected to the temperature acquisition port of the control chip U4, the light string interface J3 is electrically connected to the light string control port of the control chip U4, and the radiator interface J2 is electrically connected to the radiator control port of the control chip U4.

[0021] Preferably, a resistor R6 is connected in series between the power output terminal of the second voltage stabilizing circuit and the power input terminal of the control chip U4.

[0022] Preferably, the simulated radiator signal module comprises: a computer motherboard fan interface J5, a third voltage stabilizing circuit, a control chip U6, a third clock circuit and a third wireless transceiver circuit;

[0023] The computer motherboard fan interface J5 is used to be electrically connected to the computer motherboard fan interface, the power output end of the computer motherboard fan interface J5 is electrically connected to the power input end of the third voltage stabilizing circuit, and the power output end of the third voltage stabilizing circuit is electrically connected to the power input end of the control chip U6;

[0024] The PWM signal output end of the fan interface J5 of the computer motherboard is electrically connected to the PWM signal input end of the control chip U6, and the feedback signal output end of the control chip U6 is electrically connected to the feedback signal receiving end of the fan interface J5 of the computer motherboard; the feedback signal output end is used to output a feedback signal of the actual speed of the radiator;

[0025] The signal output terminal of the third clock circuit is electrically connected to the clock signal terminal of the control chip U6;

[0026] The communication port of the third wireless transceiver circuit is electrically connected to the communication port of the control chip U6, and the third wireless transceiver circuit is used as a wireless signal transceiver of the simulated radiator signal module.

[0027] Preferably, a resistor R16 is connected in series between the power output end of the third voltage stabilizing circuit and the power input end of the control chip U6; a resistor R12 is connected in series between the PWM signal output end of the computer motherboard fan interface J5 and the PWM signal input end of the control chip U6; a resistor R11 is connected in series between the feedback signal output end of the control chip U6 and the feedback signal receiving end of the computer motherboard fan interface J5.

[0028] Beneficial effects:

[0029] 1. The utility model uses the main control module, the accessory control module, and the analog radiator signal module to independently control the radiator and the RGB light string and collect the temperature of the accessories. The main control module, the accessory control module, and the analog radiator signal module are connected by wireless communication, which reduces the number of wiring inside the computer case and simplifies the layout of the computer case.

[0030] 2. Since the temperature collector, radiator and RGB light string are not directly connected to the computer motherboard, they do not draw power from the computer motherboard, but are powered by a power supply separately. They can monitor the temperature of various parts inside the chassis, reduce the current passing through the motherboard, reduce the heat of the motherboard, and improve the safety performance of the system. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] The accompanying drawings are used to provide a further understanding of the embodiments of the present utility model and constitute a part of the specification. Together with the following specific implementations, they are used to explain the embodiments of the present utility model, but do not constitute a limitation on the embodiments of the present utility model. In the accompanying drawings:

[0032] Figure 1 It is an overall block diagram of a wireless control device for computer accessories provided by one embodiment of the utility model;

[0033] Figure 2 It is a schematic diagram of a main control module provided in one embodiment of the utility model;

[0034] Figure 3 It is a schematic diagram of an accessory control module provided in one embodiment of the utility model;

[0035] Figure 4 It is a schematic diagram of a simulated radiator signal module provided in one embodiment of the utility model. DETAILED DESCRIPTION

[0036] In order to more clearly illustrate the technical solutions in the embodiments of the utility model or the prior art, the utility model will be briefly introduced below in combination with the drawings and the description of the embodiments or the prior art. Obviously, the following description of the structure of the drawings is only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work. It should be noted that the description of these embodiments is used to help understand the utility model, but does not constitute a limitation of the utility model.

[0037] Figure 1 This is an overall block diagram of a wireless control device for computer accessories provided by an embodiment of the utility model. Figure 1 As shown, this embodiment provides a wireless control device for computer accessories, and the device includes: a control module, an accessory control module and a simulated radiator signal module.

[0038] The main control module comprises: a main control USB interface, the main control USB interface is electrically connected to the USB interface of the computer motherboard;

[0039] The accessory control module includes: a plurality of accessory interfaces and a power interface, wherein the accessory interface is used to connect computer accessories, and the power interface is used to connect to the output end of the computer power supply.

[0040] In this embodiment, the accessory control module collects temperature data, which is fed back by the accessory control module to the main control module and then fed back to the computer motherboard through the USB interface. The computer motherboard can adjust the PWM signal of the computer motherboard fan interface according to the temperature. The analog radiator signal module is used to send the PWM signal collected from the computer motherboard fan interface to the main control module. After receiving the PWM signal, the main control module generates a control signal and sends the control signal to the accessory control module. The accessory control module generates a corresponding PWM signal according to the control signal to drive the radiator. The accessory control module also collects the actual speed of the radiator, and then feeds the actual speed back to the analog radiator signal module through the main control module. The analog radiator signal module generates a speed signal and sends it to the computer motherboard.

[0041] In this embodiment, the computer accessories include: at least one radiator, at least one RGB light string and / or at least one temperature collector. There may be only one radiator, or there may be multiple radiators, multiple RGB light strings and multiple temperature collectors at the same time. Since the radiator, RGB light string and temperature collector are not directly connected to the computer motherboard, and do not draw power from the computer motherboard, but are powered by a power supply alone, the temperature of various parts inside the chassis can be monitored, the current passing through the motherboard can be reduced, the heat generation of the motherboard can be reduced, and the safety performance of the system can be improved;

[0042] The main control module is wirelessly connected to the accessory control module. The main control module is used to generate a control signal and send it to the accessory control module. After receiving the control signal, the accessory control module controls the computer accessory connected to it to perform a corresponding function.

[0043] The main control module is wirelessly connected to the simulated radiator signal module, and the input end of the simulated radiator signal module is used to be electrically connected to the fan interface of the computer motherboard.

[0044] In this embodiment, the accessory control module collects temperature data, which is fed back by the accessory control module to the main control module and then fed back to the computer motherboard through the USB interface. The computer motherboard can adjust the PWM signal of the fan interface of the computer motherboard according to the temperature. The simulated radiator signal module is used to send the PWM signal collected from the fan interface of the computer motherboard to the main control module. After receiving the PWM signal data, the main control module generates a control signal for the radiator and sends the control signal of the radiator to the accessory control module. The accessory control module generates a corresponding PWM signal to drive the radiator according to the control signal of the radiator. The accessory control module also collects the actual speed of the radiator, and then feeds it back to the simulated radiator signal module through the main control module. The simulated radiator signal module generates a speed signal and sends it to the computer motherboard. The simulated radiator signal module feeds back the actual speed of the radiator to the computer motherboard, so that the computer motherboard can perform closed-loop control of the radiator.

[0045] In this embodiment, the control signal of the main control module includes the control signal of the radiator and the control signal of the RGB light string, and the temperature acquisition signal. The control signal of the RGB light string can be generated according to the user's configuration. For example, the main control module is connected to the computer's motherboard for communication, and the control signal of the main control module can be configured and modified. After the control signal is generated by the main control module, the control signal is sent to the accessory control module by wireless communication. The accessory control module enables the RGB light string to perform the corresponding function according to the received control signal, and realizes the separate control of the RGB light string. The temperature acquisition signal collects temperature data through the temperature acquisition interface. The wireless communication of this embodiment can be 2.4G, 433MHz, Bluetooth, WiFi, etc. Therefore, the main control module and the accessory control module and the analog radiator signal module are connected by wireless communication, which reduces the number of wiring inside the computer case and simplifies the layout of the computer case.

[0046] As a further optimization of this embodiment, Figure 2 As shown, the main control module includes: a control chip U1, a first clock circuit, a first wireless transceiver circuit, a signal interface circuit and a first voltage stabilization circuit;

[0047] The signal output terminal of the first clock circuit is electrically connected to the clock signal terminal of the control chip U1;

[0048] The communication port of the first wireless transceiver circuit is electrically connected to the communication port of the control chip U1, and the first wireless transceiver circuit serves as a wireless signal transceiver of the main control module;

[0049] The signal input end of the signal interface circuit and the power input end of the first voltage stabilizing circuit serve as a common end for being electrically connected to the communication port of the computer's motherboard. The signal output end of the signal interface circuit is electrically connected to the signal input port of the control chip U1. The power output end of the first voltage stabilizing circuit is electrically connected to the power input end of the control chip U1 and the power input end of the signal interface circuit, respectively.

[0050] In this embodiment, the first clock circuit includes: a crystal oscillator Y1, a capacitor C7, a capacitor C8 and a resistor R2;

[0051] The first wireless transceiver circuit includes: antenna ANT1 and capacitor C6; the first voltage stabilization circuit includes: voltage stabilization chip U3, capacitor C2, capacitor C3, capacitor C4 and capacitor C5; the signal interface circuit includes: communication driver chip U2, communication interface J1 and capacitor C1.

[0052] In this embodiment, the control chip U1 is a 16-pin chip, the communication driver chip U2 is an 8-pin chip, and the voltage regulator chip U3 is a 3-pin chip, and the communication interface J1 is used as the signal input end of the signal interface circuit and the power input end of the first voltage regulator circuit is used as the common end. In this embodiment, a resistor R1 is connected in series between the power output end of the first voltage regulator circuit and the power input end of the control chip U1, and the power input end of the signal interface circuit is directly electrically connected to the power output end of the first voltage regulator circuit.

[0053] In this embodiment, the first pin of the control chip U1 is used as the communication port of the control chip U1, the first pin of the capacitor C6 is used as the communication port of the first wireless transceiver circuit, the fifteenth pin and the fourteenth pin of the control chip U1 are used as the clock signal end of the control chip U1, and the eleventh pin and the twelfth pin of the control chip U1 are used as the communication ports between the control chip U1 and the communication driver chip U2.

[0054] In this embodiment, the first and second pins of the communication driver chip U2 are used as the signal interface circuit to be electrically connected to the communication port of the computer USB interface, and the sixth and seventh pins of the communication driver chip U2 are used as the signal interface circuit and the communication port of the control chip U1.

[0055] In this embodiment, the second pin of the voltage stabilizing chip U3 is used as the power input terminal of the first voltage stabilizing circuit, and the third pin of the voltage stabilizing chip U3 is used as the power output terminal of the first voltage stabilizing circuit.

[0056] Specifically, the circuit connection relationship of the main control module is as follows:

[0057] The first pin of the control chip U1 is electrically connected to the first pin of the capacitor C6, and the second pin of the capacitor C6 is electrically connected to the signal end of the antenna ANT1, so that the antenna ANT1 serves as the signal transceiver end of the main control module;

[0058] The sixteenth pin of the control chip U1 is grounded;

[0059] The fifteenth pin of the control chip U1 is electrically connected to the first pin of the resistor R2, the second pin of the resistor R2 is electrically connected to the first pin of the crystal oscillator Y1 and the first pin of the capacitor C7 respectively, the fourteenth pin of the control chip U1 is electrically connected to the second pin of the crystal oscillator Y1 and the first pin of the capacitor C8 respectively, and the second pin of the capacitor C7 and the second pin of the capacitor C8 are both grounded;

[0060] The twelfth pin of the control chip U1 is electrically connected to the sixth pin of the communication driver chip U2, the eleventh pin of the control chip U1 is electrically connected to the seventh pin of the communication driver chip U2, and the tenth pin of the control chip U1 is electrically connected to the fourth pin of the communication driver chip U2;

[0061] The second pin, the sixth pin and the thirteenth pin of the control chip U1 are all electrically connected to the first pin of the resistor R1, and the second pin of the resistor R1 is electrically connected to the fifth pin of the communication driver chip U2, the third pin of the voltage regulator chip U3, the first pin of the capacitor C5 and the positive electrode of the capacitor C4 respectively;

[0062] The first pin of the communication driver chip U2 is electrically connected to the second pin of the communication interface J1, and the second pin of the communication driver chip U2 is electrically connected to the third pin of the communication interface J1; the fourth pin of the communication interface J1 is electrically connected to the positive electrode of the capacitor C2, the first pin of the capacitor C3 and the second pin of the voltage stabilizing chip U3 respectively; the third pin of the communication driver chip U2, the first pin of the communication interface J1, the first pin of the voltage stabilizing chip U3, the second pin of the capacitor C1, the negative electrode of the capacitor C2, the second pin of the capacitor C3, the negative electrode of the capacitor C4 and the second pin of the capacitor C5 are all grounded; the eighth pin of the communication driver chip U2 is electrically connected to the first pin of the capacitor C1.

[0063] In this embodiment, the communication interface J1 is plugged into the USB interface of the computer motherboard. The main control module can be accessed through the computer motherboard. The control instructions of the control chip U1 of the main control module can be adjusted, modified, added, etc. on the computer. Then the control chip U1 generates a corresponding control signal according to the operation result, and the control signal is sent to the accessory control module by the antenna ANT1.

[0064] In this embodiment, the voltage stabilizing chip U3 is used to adjust the input voltage. The input voltage of the voltage stabilizing chip U3 is 5V, the output voltage of the voltage stabilizing chip U3 is 3.3V, and the operating voltage range of the control chip U1 is 2.4V~3.6V.

[0065] As a further optimization of this embodiment, the communication driver chip U2 is a USB driver chip, and the communication interface J1 is a main control USB interface. A large number of USB interfaces are provided on the computer motherboard to facilitate the connection between the main control module and the computer motherboard.

[0066] As a further optimization of this embodiment, Figure 3 As shown, the power interface is a four-core interface J4, and the accessory interface includes: a temperature acquisition interface J6, a light string interface J3 and a radiator interface J2, wherein the temperature acquisition interface J6 is used to connect the temperature collector, the light string interface J3 is used to connect the RGB light string, and the radiator interface J2 is used to connect the radiator.

[0067] In this embodiment, the accessory control module further includes: a control chip U4, a second clock circuit, a second wireless transceiver circuit and a second voltage stabilization circuit;

[0068] The power input terminal of the second voltage stabilizing circuit is electrically connected to the power interface, and the power output terminal of the second voltage stabilizing circuit is electrically connected to the power input terminal of the control chip U4;

[0069] The signal output terminal of the second clock circuit is electrically connected to the clock signal terminal of the control chip U4;

[0070] The communication port of the second wireless transceiver circuit is electrically connected to the communication port of the control chip U4, and the second wireless transceiver circuit serves as a wireless signal transceiver of the accessory control module;

[0071] The temperature acquisition interface J6 is electrically connected to the temperature acquisition port of the control chip U4, the light string interface J3 is electrically connected to the light string control port of the control chip U4, and the radiator interface J2 is electrically connected to the radiator control port of the control chip U4.

[0072] In this embodiment, the control chip U4 is a sixteen-pin chip, wherein the first pin of the control chip U4 is used as the communication port of the control chip U4, the fifteenth pin and the fourteenth pin of the control chip U4 are used as the clock signal end of the control chip U4, the second pin, the sixth pin and the thirteenth pin of the control chip U4 are used as the power input port of the control chip U4, the twelfth pin of the control chip U4 is used as the light string control port of the control chip U4, the eleventh pin of the control chip U4 is used as the temperature collection port of the control chip U4, and the ninth pin and the tenth pin of the control chip U4 are used as the radiator control port of the control chip U4; wherein the ninth pin of the control chip U4 is used to output a PWM signal, and the tenth pin of the control chip U4 is used to collect the actual rotation speed of the radiator.

[0073] In this embodiment, the second wireless transceiver circuit includes: an antenna ANT2 and a capacitor C16, with the first pin of the capacitor C16 serving as a communication port of the second wireless transceiver circuit and the antenna ANT2 serving as a signal transceiver of the accessory control module.

[0074] In this embodiment, the second clock circuit includes: a crystal oscillator Y2, a capacitor C17, a capacitor C18 and a resistor R7.

[0075] In this embodiment, the second voltage stabilizing circuit includes: a voltage stabilizing chip U5, a capacitor C12, a capacitor C13, a capacitor C14 and a capacitor C15; the voltage stabilizing chip U5 is a three-pin chip, and the second pin of the voltage stabilizing chip U5 is used as the power input end of the second voltage stabilizing circuit, and the third pin of the voltage stabilizing chip U5 is used as the power output end of the second voltage stabilizing circuit.

[0076] In this embodiment, a resistor R6 is connected in series between the power output terminal of the second voltage stabilizing circuit and the power input terminal of the control chip U4.

[0077] Specifically, the circuit connection relationship of the accessory control module is as follows:

[0078] The first pin of the control chip U4 is electrically connected to the first pin of the capacitor C16, and the second pin of the capacitor C16 is electrically connected to the signal end of the antenna ANT2;

[0079] The sixteenth pin of the control chip U4 is grounded;

[0080] The fifteenth pin of the control chip U4 is electrically connected to the first pin of the resistor R7, the second pin of the resistor R7 is electrically connected to the first pin of the crystal oscillator Y2 and the first pin of the capacitor C17 respectively, the fourteenth pin of the control chip U4 is electrically connected to the second pin of the crystal oscillator Y2 and the first pin of the capacitor C18 respectively, and the second pin of the capacitor C17 and the second pin of the capacitor C18 are both grounded;

[0081] The twelfth pin of the control chip U4 is electrically connected to the second pin of the light string interface J3, the eleventh pin of the control chip U4 is electrically connected to the first pin of the temperature acquisition interface J6, the tenth pin of the control chip U4 is electrically connected to the third pin of the radiator interface J2, the ninth pin of the control chip U4 is electrically connected to the fourth pin of the radiator interface J2, and the second pin of the temperature acquisition interface J6, the third pin of the light string interface J3 and the first pin of the radiator interface J2 are all grounded;

[0082] The second pin, the sixth pin and the thirteenth pin of the control chip U4 are all electrically connected to the first pin of the resistor R6, and the second pin of the resistor R6 is electrically connected to the third pin of the voltage stabilizing chip U5, the first pin of the capacitor C15 and the positive electrode of the capacitor C14 respectively;

[0083] The first pin of the four-core interface J4 is electrically connected to the second pin of the radiator interface J2; the fourth pin of the four-core interface J4 is electrically connected to the positive electrode of capacitor C12, the first pin of capacitor C13, the second pin of the voltage stabilizing chip U5 and the first pin of the light string interface J3 respectively; the second pin and the third pin of the four-core interface J4, the first pin of the voltage stabilizing chip U5, the negative electrode of capacitor C12, the second pin of capacitor C13, the negative electrode of capacitor C14 and the second pin of capacitor C15 are all grounded.

[0084] In this embodiment, the antenna ANT2 is used to receive the control signal sent by the antenna ANT1 of the main control module, and the control chip U4 controls the heat sink and the RGB light string to perform corresponding functions according to the control signal.

[0085] In this embodiment, the four-core interface J4 is directly connected to the corresponding output interface of the computer power supply. The output voltage of the computer power supply is 5V and 12V. The voltage regulator chip U5 is used to adjust the input voltage. The input voltage of the voltage regulator chip U5 is 5V, and the output voltage of the voltage regulator chip U5 is 3.3V. The operating voltage range of the control chip U4 is 2.4V~3.6V.

[0086] As a further optimization of this embodiment, the simulated radiator signal module includes: a computer motherboard fan interface J5, a third voltage stabilization circuit, a control chip U6, a third clock circuit and a third wireless transceiver circuit;

[0087] The simulated radiator signal module includes: a computer motherboard fan interface J5, a third voltage stabilizing circuit, a control chip U6, a third clock circuit and a third wireless transceiver circuit;

[0088] The computer motherboard fan interface J5 is used to be electrically connected to the computer motherboard fan interface, the power output end of the computer motherboard fan interface J5 is electrically connected to the power input end of the third voltage stabilizing circuit, and the power output end of the third voltage stabilizing circuit is electrically connected to the power input end of the control chip U6;

[0089] The PWM signal output end of the fan interface J5 of the computer motherboard is electrically connected to the PWM signal input end of the control chip U6, and the feedback signal output end of the control chip U6 is electrically connected to the feedback signal receiving end of the fan interface J5 of the computer motherboard; the feedback signal output end is used to output a feedback signal of the actual speed of the radiator;

[0090] The signal output terminal of the third clock circuit is electrically connected to the clock signal terminal of the control chip U6;

[0091] The communication port of the third wireless transceiver circuit is electrically connected to the communication port of the control chip U6, and the third wireless transceiver circuit is used as a wireless signal transceiver of the simulated radiator signal module.

[0092] In this embodiment, a resistor R16 is connected in series between the power output end of the third voltage stabilizing circuit and the power input end of the control chip U6; a resistor R12 is connected in series between the PWM signal output end of the computer motherboard fan interface J5 and the PWM signal input end of the control chip U6; a resistor R11 is connected in series between the feedback signal output end of the control chip U6 and the feedback signal receiving end of the computer motherboard fan interface J5.

[0093] In this embodiment, the control chip U6 is a sixteen-pin chip, wherein the first pin of the control chip U6 is used as the communication port of the control chip U6, the fifteenth pin and the fourteenth pin of the control chip U6 are used as the clock signal terminals of the control chip U6, the second pin, the sixth pin and the thirteenth pin of the control chip U6 are used as the power input ports of the control chip U6, the seventh pin of the control chip U6 is used as the feedback signal output terminal of the control chip U6, and the eighth pin of the control chip U6 is used as the PWM signal input terminal of the control chip U6.

[0094] In this embodiment, the third wireless transceiver circuit includes: an antenna ANT3 and a capacitor C26, with the first pin of the capacitor C26 serving as a communication port of the third wireless transceiver circuit and the antenna ANT3 serving as a signal transceiver end of the simulated radiator signal module.

[0095] In this embodiment, the third clock circuit includes: a crystal oscillator Y3, a capacitor C27, a capacitor C28 and a resistor R17.

[0096] In this embodiment, the third voltage stabilizing circuit includes: a voltage stabilizing chip U7, a capacitor C22, a capacitor C23, a capacitor C24 and a capacitor C25; the voltage stabilizing chip U7 is a three-pin chip, and the second pin of the voltage stabilizing chip U7 is used as the power input end of the third voltage stabilizing circuit, and the third pin of the voltage stabilizing chip U7 is used as the power output end of the third voltage stabilizing circuit.

[0097] In this embodiment, the eleventh pin of the control chip U4 of the accessory control module collects the temperature data of the radiator, which is fed back by the accessory control module to the main control module through the USB interface and fed back to the computer motherboard. The computer motherboard can adjust the PWM signal of the fan interface of the computer motherboard according to the temperature. The analog radiator signal module detects the PWM signal of the fan interface of the computer motherboard through the fourth pin of the fan interface J5 of the computer motherboard, and sends the PWM signal to the main control module. After receiving the PWM signal, the main control module generates a control signal of the radiator and sends the control signal of the radiator to the accessory control module. The accessory control module generates a corresponding PWM signal to drive the radiator. At the same time, the actual speed data of the radiator is collected by the tenth pin of the control chip U4 of the accessory control module, which is then fed back by the accessory control module to the analog radiator signal module through the main control module. The actual speed generated by the analog radiator signal module is transmitted to the computer motherboard through the third pin of the fan interface J5 of the computer motherboard, so that the motherboard can perform closed-loop control of the radiator.

[0098] Specifically, Figure 4 As shown, the circuit connection relationship of the simulated radiator signal module is as follows:

[0099] The first pin of the control chip U6 is electrically connected to the first pin of the capacitor C26, and the second pin of the capacitor C26 is electrically connected to the signal end of the antenna ANT3, so that the antenna ANT3 is used as the signal receiving end of the analog radiator signal module;

[0100] The sixteenth pin of the control chip U6 is grounded;

[0101] The fifteenth pin of the control chip U6 is electrically connected to the first pin of the resistor R17, the second pin of the resistor R17 is electrically connected to the first pin of the crystal oscillator Y3 and the first pin of the capacitor C27 respectively, the fourteenth pin of the control chip U6 is electrically connected to the second pin of the crystal oscillator Y3 and the first pin of the capacitor C28 respectively, and the second pin of the capacitor C27 and the second pin of the capacitor C28 are both grounded;

[0102] The second pin, the sixth pin and the thirteenth pin of the control chip U6 are all electrically connected to the first pin of the resistor R16, and the second pin of the resistor R16 is electrically connected to the third pin of the voltage stabilizing chip U7, the first pin of the capacitor C25 and the positive electrode of the capacitor C24 respectively;

[0103] The second pin of the computer motherboard fan interface J5 is electrically connected to the positive electrode of the capacitor C22, the first pin of the capacitor C23 and the second pin of the voltage regulator chip U7 respectively; the third pin of the computer motherboard fan interface J5 is electrically connected to the first pin of the resistor R11, and the second pin of the resistor R11 is electrically connected to the seventh pin of the control chip U6; the fourth pin of the computer motherboard fan interface J5 is electrically connected to the first pin of the resistor R12, and the second pin of the resistor R12 is electrically connected to the eighth pin of the control chip U6;

[0104] The first pin of the fan interface J5 of the computer motherboard, the first pin of the voltage regulator chip U7, the negative electrode of the capacitor C22, the second pin of the capacitor C23, the negative electrode of the capacitor C24 and the second pin of the capacitor C25 are all grounded.

[0105] In this embodiment, the computer motherboard fan interface J5 is directly connected to the fan interface of the computer motherboard, and the third pin and the fourth pin of the computer motherboard fan interface J5 serve as the RD speed feedback output pin and the PWM signal detection pin; after the antenna ANT3 receives the detection task start instruction from the main control module, the control chip U6 controls its seventh pin to detect the PWM speed data, and the eighth pin feeds back the radiator speed collected from the accessory control module, thereby realizing the detection and feedback of the working status of the computer radiator, and the working status includes: PWM speed control, RD speed feedback and other data.

[0106] Finally, it should be noted that the above description is only a preferred embodiment of the present invention and is not intended to limit the protection scope of the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A wireless control device for computer accessories, characterized in that: The device comprises: a main control module, an accessory control module and a radiator simulation signal module; The main control module comprises: a main control USB interface, the main control USB interface is electrically connected to the USB interface of the computer motherboard; The accessory control module includes: a plurality of accessory interfaces and a power interface, wherein the accessory interface is used to connect computer accessories, and the power interface is used to connect to the output end of the computer power supply, and the main control module is wirelessly connected to the accessory control module; The simulated radiator signal module is wirelessly connected to the main control module, and the input end of the simulated radiator signal module is used to be electrically connected to a fan interface of a computer motherboard.

2. The computer accessories wireless control device according to claim 1, characterized in that: The computer accessories include: at least one radiator, at least one RGB light string and / or at least one temperature collector.

3. The computer accessories wireless control device according to claim 1, characterized in that: The main control module includes: a control chip U1, a first clock circuit, a first wireless transceiver circuit, a signal interface circuit and a first voltage stabilization circuit; The signal output terminal of the first clock circuit is electrically connected to the clock signal terminal of the control chip U1; The communication port of the first wireless transceiver circuit is electrically connected to the communication port of the control chip U1, and the first wireless transceiver circuit serves as a wireless signal transceiver of the main control module; The signal input end of the signal interface circuit and the power input end of the first voltage stabilizing circuit serve as a common end for being electrically connected to the communication port of the computer motherboard. The signal output end of the signal interface circuit is electrically connected to the signal input port of the control chip U1. The power output end of the first voltage stabilizing circuit is electrically connected to the power input end of the control chip U1 and the power input end of the signal interface circuit, respectively.

4. The computer accessories wireless control device according to claim 3, characterized in that: The signal interface circuit includes: a communication driver chip U2 and a communication interface J1, with the communication interface J1 serving as the signal input end of the signal interface circuit and the power input end of the first voltage stabilizing circuit serving as the common end; the communication driver chip U2 is a USB driver chip, and the communication interface J1 is a main control USB interface.

5. The computer accessories wireless control device according to claim 3, characterized in that: A resistor R1 is connected in series between the power output terminal of the first voltage stabilizing circuit and the power input terminal of the control chip U1 , and the power input terminal of the signal interface circuit is directly electrically connected to the power output terminal of the first voltage stabilizing circuit.

6. The computer accessories wireless control device according to claim 1, characterized in that: The power supply interface is a four-core interface J4, and the accessory interface includes: a temperature acquisition interface J6, a light string interface J3 and a radiator interface J2.

7. The wireless control device for computer accessories according to claim 6, characterized in that: The accessory control module also includes: a control chip U4, a second clock circuit, a second wireless transceiver circuit and a second voltage stabilization circuit; The power input terminal of the second voltage stabilizing circuit is electrically connected to the power interface, and the power output terminal of the second voltage stabilizing circuit is electrically connected to the power input terminal of the control chip U4; The signal output terminal of the second clock circuit is electrically connected to the clock signal terminal of the control chip U4; The communication port of the second wireless transceiver circuit is electrically connected to the communication port of the control chip U4, and the second wireless transceiver circuit serves as a wireless signal transceiver of the accessory control module; The temperature acquisition interface J6 is electrically connected to the temperature acquisition port of the control chip U4, the light string interface J3 is electrically connected to the light string control port of the control chip U4, and the radiator interface J2 is electrically connected to the radiator control port of the control chip U4.

8. The computer accessories wireless control device according to claim 7, characterized in that: A resistor R6 is connected in series between the power output terminal of the second voltage stabilizing circuit and the power input terminal of the control chip U4.

9. The computer accessories wireless control device according to claim 1, characterized in that: The simulated radiator signal module includes: a computer motherboard fan interface J5, a third voltage stabilizing circuit, a control chip U6, a third clock circuit and a third wireless transceiver circuit; The computer motherboard fan interface J5 is used to be electrically connected to the computer motherboard fan interface, the power output end of the computer motherboard fan interface J5 is electrically connected to the power input end of the third voltage stabilizing circuit, and the power output end of the third voltage stabilizing circuit is electrically connected to the power input end of the control chip U6; The PWM signal output end of the fan interface J5 of the computer motherboard is electrically connected to the PWM signal input end of the control chip U6, and the feedback signal output end of the control chip U6 is electrically connected to the feedback signal receiving end of the fan interface J5 of the computer motherboard; the feedback signal output end is used to output a feedback signal of the actual speed of the radiator; The signal output terminal of the third clock circuit is electrically connected to the clock signal terminal of the control chip U6; The communication port of the third wireless transceiver circuit is electrically connected to the communication port of the control chip U6, and the third wireless transceiver circuit is used as a wireless signal transceiver of the simulated radiator signal module.

10. The computer accessories wireless control device according to claim 9, characterized in that: A resistor R16 is connected in series between the power output end of the third voltage stabilizing circuit and the power input end of the control chip U6; a resistor R12 is connected in series between the PWM signal output end of the computer motherboard fan interface J5 and the PWM signal input end of the control chip U6; a resistor R11 is connected in series between the feedback signal output end of the control chip U6 and the feedback signal receiving end of the computer motherboard fan interface J5.

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