CN210444492U - Conversion device for converting WiFi wireless network signal into multi-channel Bluetooth signal - Google Patents
Conversion device for converting WiFi wireless network signal into multi-channel Bluetooth signal Download PDFInfo
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- CN210444492U CN210444492U CN201921296615.8U CN201921296615U CN210444492U CN 210444492 U CN210444492 U CN 210444492U CN 201921296615 U CN201921296615 U CN 201921296615U CN 210444492 U CN210444492 U CN 210444492U
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Abstract
The utility model discloses a conversion equipment that wiFi wireless network signal changes multichannel bluetooth signal, including MCU, first control circuit, second control circuit, RAM, FLASH, power module, wiFi antenna, bluetooth module and bluetooth antenna, MCU is connected with first control circuit, second control circuit, RAM, FLASH and power module respectively, the wiFi module is connected with first control circuit, the wiFi module passes through wiFi antenna connection cloud end server, bluetooth module is connected with the second control circuit, bluetooth module passes through bluetooth antenna connection a plurality of bluetooth equipment; the power module comprises a voltage input end, a first resistor, a second diode, a second resistor, a first capacitor, a first common-anode double diode, a power supply, a second capacitor, a voltage output end, a third capacitor and a fourth capacitor. The utility model discloses can reduce the security and the reliability of deployment cost, circuit higher.
Description
Technical Field
The utility model relates to a radio signal conversion field, in particular to conversion equipment that wiFi wireless network signal changes multichannel bluetooth signal.
Background
With the release of the low-power consumption bluetooth technology BLE, the bluetooth technology supporting the 2.4G frequency band with lower power consumption, lower cost and more openness is rapidly popularized and applied to various devices. WiFi communication is the most common solution for wireless communication, and can be accessed conveniently at any time and any place. For devices which use button batteries and the like and have high requirements on power consumption, long standby time and low requirements on wireless transmission power consumption, low-power consumption Bluetooth BLE is undoubtedly the most suitable wireless communication scheme. However, low power consumption means that the communication distance is very short, the communication protocol is simple, and the like, and the requirement of large-range networking communication cannot be met; and WiFi communication just can satisfy the unable requirement that realizes of low-power consumption bluetooth: the communication distance is far, more complicated network deployment can be realized very conveniently, the network deployment cost is low, the availability is good, but the power consumption of WiFi is great, and the equipment using button cell power supply can not meet the requirement of WiFi on the power consumption. Many use button cell power supply and the bluetooth low energy equipment of long-time operation also have the demand of network deployment communication: uploading data to a cloud server in real time, and obtaining configuration from the cloud server; can move in a larger range and can normally transmit and receive data through the low-power Bluetooth and the like. WiFi is mainly applicable to various indoor environments, and application occasions have certain limitations. The existing scheme is realized by using a mobile phone, and data of the low-power-consumption Bluetooth is firstly collected to the mobile phone and then uploaded to a cloud server through a WiFi or mobile communication network. But the standby time of the mobile phone is limited, and the mobile phone can only be used for a plurality of days; and the cost is high, and if a large number of deployments are in high pressure. In addition, the power supply part of the WiFi to bluetooth device in the prior art lacks the corresponding circuit protection function, such as: the safety and reliability of the circuit are poor due to the lack of the current-limiting protection function.
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 a can reduce the security of deployment cost, circuit and the higher wiFi wireless network signal of reliability changes the conversion equipment of multichannel bluetooth signal.
The utility model provides a technical scheme that its technical problem adopted is: the conversion device for converting WiFi wireless network signals into multi-channel Bluetooth signals is constructed and comprises an MCU, a first control circuit, a second control circuit, an RAM, a FLASH, a power module, a WiFi antenna, a Bluetooth module and a Bluetooth antenna, wherein the MCU is respectively connected with the first control circuit, the second control circuit, the RAM, the FLASH and the power module, the WiFi module is connected with the first control circuit, the WiFi module is connected with a cloud server through the WiFi antenna, the Bluetooth module is connected with the second control circuit, and the Bluetooth module is connected with a plurality of Bluetooth devices through the Bluetooth antenna;
the power module comprises a voltage input end, a first resistor, a second diode, a second resistor, a first capacitor, a first common anode double diode, a power supply, a second capacitor, a voltage output end, a third capacitor and a fourth capacitor, wherein one end of the voltage input end is connected with one end of the first resistor, the other end of the first resistor is respectively connected with the anode of the first common anode double diode and the anode of the second diode, the cathode of the second diode is respectively connected with one end of the second resistor and one end of the first capacitor, one cathode of the first common anode double diode is respectively connected with one ends of the power supply and the second capacitor, the other end of the voltage input end is respectively connected with the other end of the second resistor, the other end of the first capacitor and the other end of the second capacitor, and the other cathode of the first common anode double diode is respectively connected with the voltage output end, One end of the third capacitor and one end of the fourth capacitor are connected with the power supply, and the other end of the third capacitor and the other end of the fourth capacitor are grounded.
In the device for converting WiFi wireless network signals to multipath bluetooth signals, the model of the second diode is S-202T.
WiFi wireless network signal changes conversion equipment of multichannel bluetooth signal in, power module still includes the third resistance, the one end of third resistance with voltage output end connects, the other end of third resistance with DC power supply connects.
In the device for converting WiFi wireless network signal to multipath bluetooth signal, the resistance of the third resistor is 36k Ω.
WiFi wireless network signal change multichannel bluetooth signal's conversion equipment in, the resistance of first resistance is 23k omega.
Implement the utility model discloses a conversion equipment that wiFi wireless network signal changes multichannel bluetooth signal has following beneficial effect: owing to be equipped with MCU, first control circuit, second control circuit, RAM, FLASH, power module, wiFi antenna, bluetooth module and bluetooth antenna, can reduce the deployment cost, in addition, power module includes voltage input end, first resistance, second diode, second resistance, first electric capacity, first common anode double diode, power, second electric capacity, voltage output end, third electric capacity and fourth electric capacity, and the second diode is used for carrying out current-limiting protection, consequently the utility model discloses can reduce deployment cost, the security and the reliability of circuit are higher.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of a conversion device for converting WiFi wireless network signals into multipath bluetooth signals;
fig. 2 is a schematic circuit diagram of the power supply module in the embodiment.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model discloses in the conversion equipment embodiment of wiFi wireless network signal commentaries on classics multichannel bluetooth signal, this wiFi wireless network signal changes conversion equipment's of multichannel bluetooth signal structure schematic diagram is shown in figure 1. In fig. 1, this conversion device for converting WiFi wireless network signals into multipath bluetooth signals includes MCU1, first control circuit 2, second control circuit 3, RAM4, FLASH5, power module 6, WiFi module 7, WiFi antenna 8, bluetooth module 9 and bluetooth antenna 10, wherein, MCU1 respectively with first control circuit 2, second control circuit 3, RAM4, FLASH5 and power module 6 are connected, WiFi module 7 is connected with first control circuit 2, WiFi module 7 passes through WiFi antenna 8 and connects the cloud server, bluetooth module 9 is connected with second control circuit 3, bluetooth module 9 connects a plurality of bluetooth devices through bluetooth antenna 10.
The first control circuit 2 and the second control circuit 3 can realize the function of waking up the MCU 1. The MCU1 can realize bidirectional data transceiving function, and integrates a transparent transmission mode and a command mode. The command mode is that a serial port command control module is used for carrying out broadcast transmission operation, and received data contains information such as a frame header, a source address, a length and the like; the transparent transmission mode is that the module performs the transparent transmission data function according to the set parameters, the data is transmitted and received, and the received data does not contain any other information.
After receiving the data in the transparent transmission mode, the WiFi antenna 8 transmits the data to the MCU1 through the first control circuit 2, the MCU1 transmits the data to the second control circuit 3 through RX and TX serial ports, and transmits the data to a plurality of bluetooth devices through the bluetooth module 9 and the bluetooth antenna 10; after receiving the data in the command mode, the bluetooth antenna 10 sends the data to the first control circuit 2 through the second control circuit 3 and the MCU1, and then sends the data to the cloud server through the WiFi module 7 and the WiFi antenna 8.
When no data is transmitted, the MCU1 realizes automatic shutdown, and when the WiFi module 7 and the Bluetooth module 9 receive data through the Bluetooth antenna 10, the WiFi module 7 or the Bluetooth module 9 transmits information to the control circuit, and the first control circuit 2 and the second control circuit 3 wake up the MCU 1.
The power module 6 supplies power to the entire apparatus. FLASH5 contains routing tables that control the number of bluetooth devices to which the entire device is connected. And the conversion device for converting the WiFi wireless network signals into the multi-path Bluetooth signals is externally connected to the cloud server. After receiving the conversion device for converting the WiFi wireless network signal into the multiple paths of bluetooth signals through the bluetooth module 9, the command and data of the cloud server are finally transmitted to the WiFi module 7 in a broadcasting manner. The utility model discloses can change wiFi wireless network signal into multichannel bluetooth signal, can reduce the deployment cost.
In this embodiment, the MCU1, the first control circuit 2, the second control circuit 3, the RAM4, the FLASH5, the bluetooth module 9, and the bluetooth antenna 10 all adopt structures in the prior art, and the working principle thereof also adopts working principles in the prior art, which is not described in detail herein.
Fig. 2 is a schematic circuit diagram of a power module in this embodiment, in fig. 2, the power module 6 includes a voltage input terminal Vin, a first resistor R1, a second diode D2, a second resistor R2, a first capacitor C1, a first common-anode dual diode VD1, a power source VCC, a second capacitor C2, a voltage output terminal Vo, a third capacitor C3, and a fourth capacitor C4, one end of the voltage input terminal Vin is connected to one end of the first resistor R1, the other end of the first resistor R1 is connected to an anode of the first common-anode dual diode VD1 and an anode of the second diode D2, a cathode of the second diode D2 is connected to one end of the second resistor R2 and one end of the first capacitor C1, a cathode of the first common-anode dual diode VD1 is connected to VCC and one end of the second capacitor C2, the other end of the voltage input terminal Vin is connected to the other end of the second resistor R2, the other end of the first capacitor C1, and the other end of the second capacitor C2, the other cathode of the first common-anode double diode VD1 is connected to the voltage output terminal Vo, one end of the third capacitor C3, one end of the fourth capacitor C4, and the power source VCC, and the other end of the third capacitor C3 and the other end of the fourth capacitor C4 are both grounded.
In this embodiment, the second diode D2 is a current limiting diode for current limiting protection. The current limiting protection principle is as follows: when the current of the branch where the second diode D2 is located is large, the current of the branch where the second diode D2 is located can be reduced by the second diode D2, so that the branch is kept in a normal operating state, and the components in the circuit are not burned out due to the large current, so that the safety and reliability of the circuit are high.
It should be noted that in this embodiment, the second diode D2 has a model number S-202T, but in practical applications, other types of diodes having similar functions may be adopted as the second diode D2.
In this embodiment, the resistance of the first resistor R1 is 23k Ω. Of course, in practical applications, the resistance of the first resistor R1 may be adjusted according to specific situations, that is, the resistance of the first resistor R1 may be increased or decreased according to specific situations.
In this embodiment, the power module 6 further includes a third resistor R3, one end of the third resistor R3 is connected to the voltage output terminal Vo, and the other end of the third resistor R3 is connected to the dc power VCC. The third resistor R3 is a current limiting resistor for current limiting protection. The current limiting protection principle is as follows: when the current of the branch where the third resistor R3 is located is large, the current of the branch where the third resistor R3 is located can be reduced by the third resistor R3, so that the branch can be kept in a normal operating state, and the components in the circuit cannot be burned out due to the large current, so that the safety and reliability of the circuit are further enhanced.
It should be noted that, in the present embodiment, the resistance of the third resistor R3 is 36k Ω. Of course, in practical applications, the resistance of the third resistor R3 may be adjusted according to specific situations, that is, the resistance of the third resistor R3 may be increased or decreased according to specific situations.
In a word, in this embodiment, since the MCU1, the first control circuit 2, the second control circuit 3, the RAM4, the FLASH5, the power module 6, the WiFi module 7, the WiFi antenna 8, the bluetooth module 9, and the bluetooth antenna 10 are provided, the WiFi wireless network signal can be converted into multiple bluetooth signals, the deployment cost can be reduced, and the current-limiting diode is provided in the power module 6, the safety and reliability of the circuit are high.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A conversion device for converting WiFi wireless network signals into multi-path Bluetooth signals is characterized by comprising an MCU, a first control circuit, a second control circuit, a RAM, a FLASH, a power module, a WiFi antenna, a Bluetooth module and a Bluetooth antenna, wherein the MCU is respectively connected with the first control circuit, the second control circuit, the RAM, the FLASH and the power module;
the power module comprises a voltage input end, a first resistor, a second diode, a second resistor, a first capacitor, a first common anode double diode, a power supply, a second capacitor, a voltage output end, a third capacitor and a fourth capacitor, wherein one end of the voltage input end is connected with one end of the first resistor, the other end of the first resistor is respectively connected with the anode of the first common anode double diode and the anode of the second diode, the cathode of the second diode is respectively connected with one end of the second resistor and one end of the first capacitor, one cathode of the first common anode double diode is respectively connected with one ends of the power supply and the second capacitor, the other end of the voltage input end is respectively connected with the other end of the second resistor, the other end of the first capacitor and the other end of the second capacitor, and the other cathode of the first common anode double diode is respectively connected with the voltage output end, One end of a third capacitor and one end of a fourth capacitor are connected with a power supply, and the other end of the third capacitor and the other end of the fourth capacitor are both grounded;
after the WiFi antenna receives data in a transparent transmission mode, the data are transmitted to the MCU through the first control circuit, the MCU sends the data to the second control circuit through the RX and TX serial ports, and the data are sent to the plurality of Bluetooth devices through the Bluetooth module and the Bluetooth antenna.
2. The apparatus of claim 1, wherein the second diode has a model number S-202T.
3. The device for converting a WiFi wireless network signal into multiple bluetooth signals according to claim 2, wherein the power module further includes a third resistor, one end of the third resistor is connected to the voltage output terminal, and the other end of the third resistor is connected to the dc power supply.
4. The apparatus according to claim 3, wherein the third resistor has a resistance of 36k Ω.
5. The apparatus of claim 1, wherein the first resistor has a resistance of 23k Ω.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921296615.8U CN210444492U (en) | 2019-08-09 | 2019-08-09 | Conversion device for converting WiFi wireless network signal into multi-channel Bluetooth signal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921296615.8U CN210444492U (en) | 2019-08-09 | 2019-08-09 | Conversion device for converting WiFi wireless network signal into multi-channel Bluetooth signal |
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| Publication Number | Publication Date |
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| CN210444492U true CN210444492U (en) | 2020-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921296615.8U Active CN210444492U (en) | 2019-08-09 | 2019-08-09 | Conversion device for converting WiFi wireless network signal into multi-channel Bluetooth signal |
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| CN (1) | CN210444492U (en) |
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- 2019-08-09 CN CN201921296615.8U patent/CN210444492U/en active Active
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