CN213990522U - Microwave induction type switching power adapter - Google Patents
Microwave induction type switching power adapter Download PDFInfo
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- CN213990522U CN213990522U CN202023106827.0U CN202023106827U CN213990522U CN 213990522 U CN213990522 U CN 213990522U CN 202023106827 U CN202023106827 U CN 202023106827U CN 213990522 U CN213990522 U CN 213990522U
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Abstract
The utility model belongs to the technical field of adapters, in particular to a microwave induction type switch power adapter, which comprises a power supply input circuit, a bluetooth main control circuit, an output power adjusting circuit and a microwave induction circuit, wherein the bluetooth main control circuit is connected with the power supply input circuit; the output power regulating circuit is connected with the power supply input circuit and the Bluetooth master control circuit; the microwave induction circuit is connected with the power supply input circuit and the Bluetooth master control circuit. Compare prior art, the utility model discloses an add microwave induction circuit realizes detecting the human body, makes according to the human body signal that detects bluetooth master control circuit control output regulating circuit, and then the output of control switch power adapter for switch power adapter has the microwave response function, satisfies user's user demand, greatly promotes user's use and experiences, has high practicality.
Description
Technical Field
The utility model belongs to the technical field of the adapter, especially, relate to a microwave induction type switching power supply adapter.
Background
At present, a power adapter is a power supply conversion device of small portable electronic equipment and electronic appliances, generally comprises components such as a shell, a transformer, an inductor, a capacitor, a control IC (integrated circuit), a PCB (printed circuit board) and the like, and the working principle of the power adapter is that alternating current input is converted into direct current output; according to the connection mode, the device can be divided into a wall-inserting type and a desktop type. The intelligent anti-theft device is widely matched with security cameras, set top boxes, routers, light bars, massage instruments and other equipment.
At present, power adapters on the market can not meet the use requirements of users gradually, for example, most of switch power adapters on the market do not have the microwave induction function, so that the technical problem that the power adapters can not meet the use requirements of users is solved. Therefore, it is necessary to design a microwave inductive switching power adapter.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a microwave induction type switching power supply adapter aims at solving the switching power supply adapter among the prior art and does not have the microwave response function and lead to the technical problem that can not satisfy user's user demand.
In order to achieve the above object, an embodiment of the present invention provides a microwave inductive switching power adapter, including a power supply input circuit, further including:
the Bluetooth master control circuit is connected with the power supply input circuit;
the output power regulating circuit is connected with the power supply input circuit and the Bluetooth master control circuit;
and the microwave induction circuit is connected with the power supply input circuit and the Bluetooth master control circuit.
Optionally, the bluetooth master control circuit includes a bluetooth control chip, and the bluetooth control chip is connected to the power supply input circuit, the output power regulating circuit, and the microwave sensing circuit.
Optionally, the microwave sensing circuit includes a microwave sensing head, a first microwave operational amplifier circuit and a second microwave operational amplifier circuit; the first microwave operational amplifier circuit is connected with the microwave induction head, the second microwave operational amplifier circuit is connected with the first microwave operational amplifier circuit, and the second microwave operational amplifier circuit is connected with the Bluetooth control chip.
Optionally, the first microwave operational amplifier circuit includes a first operational amplifier, an input end of the first operational amplifier is connected to the microwave inductive head, a power supply end of the first operational amplifier is connected to the power supply input circuit, and an output end of the first operational amplifier is connected to the second microwave operational amplifier circuit.
Optionally, the second microwave operational amplifier circuit includes a second operational amplifier, an input terminal of the second operational amplifier is connected to an output terminal of the first operational amplifier, a power supply terminal of the second operational amplifier is connected to the power supply input circuit, and an output terminal of the second operational amplifier is connected to the bluetooth control chip.
Optionally, the output power adjusting circuit includes a first operational amplifier circuit and a second operational amplifier circuit, the first operational amplifier circuit and the second operational amplifier circuit are both connected to the power supply input circuit, the first operational amplifier circuit is connected to the bluetooth control chip, and the second operational amplifier circuit is connected to the first operational amplifier circuit.
Optionally, the first operational amplifier circuit includes a third operational amplifier, an input terminal of the third operational amplifier is connected to the bluetooth control chip, a power supply terminal of the third operational amplifier is further connected to the power supply input circuit, and an output terminal of the third operational amplifier is connected to the second operational amplifier circuit.
Optionally, the second operational amplifier circuit includes a fourth operational amplifier and a third output port, an input end of the fourth operational amplifier is connected to an output end of the third operational amplifier, a power supply end of the fourth operational amplifier is further connected to the power supply input circuit, and an output end of the fourth operational amplifier is connected to the third output port.
The embodiment of the utility model provides an above-mentioned one or more technical scheme in the microwave induction type switching power adapter have one of following technological effect at least:
the utility model discloses a set up power supply input circuit, bluetooth master control circuit, output regulating circuit and microwave induction circuit, compare prior art, through addding microwave induction circuit realizes detecting the human body, makes according to the human body signal that detects bluetooth master control circuit control output regulating circuit, and then the output of control switch power adapter for switch power adapter has the microwave response function, satisfies user's user demand, greatly promotes user's use and experiences, has high practicality.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.
Fig. 1 is a schematic circuit diagram of a switching power adapter according to an embodiment of the present invention;
fig. 2 is a schematic circuit diagram of a power supply input circuit of a switching power adapter according to an embodiment of the present invention;
fig. 3 is a schematic circuit diagram of a power supply input circuit of a switching power adapter according to an embodiment of the present invention;
fig. 4 is a schematic circuit diagram of a power supply input circuit of a switching power adapter according to an embodiment of the present invention;
fig. 5 is a schematic circuit diagram of a power supply input circuit of a switching power adapter according to an embodiment of the present invention;
fig. 6 is a schematic circuit diagram of a power supply input circuit of a switching power adapter according to an embodiment of the present invention;
fig. 7 is a schematic circuit diagram of a power supply input circuit of a switching power adapter according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary and intended to explain the embodiments of the present invention and are not to be construed as limiting the present invention.
In the description of the embodiments of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which is only for convenience in describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.
In an embodiment of the present invention, as shown in fig. 1-2, a microwave inductive switching power adapter is provided, which includes a power input circuit 100, a bluetooth master control circuit 200, an output power adjusting circuit 300, and a microwave inductive circuit 500.
The bluetooth master control circuit 200 is connected to the power supply input circuit 100;
the output power regulating circuit 300 is connected with the power supply input circuit 100 and the bluetooth master control circuit 200;
the microwave sensing circuit 500 is connected to the power input circuit 100 and the bluetooth master control circuit 200.
The utility model discloses a set up power supply input circuit 100, bluetooth master control circuit 200, output regulating circuit 300 and microwave induction circuit 500, compare prior art, through addding microwave induction circuit 500 realizes detecting the human body, makes according to the human body signal that detects bluetooth master control circuit 200 control output regulating circuit 300, and then the output of control switch power adapter for switch power adapter has the microwave response function, satisfies user's user demand, and the use that greatly promotes the user is experienced, has high practicality.
In another embodiment of the present invention, as shown in fig. 1-2, the power input circuit 100 includes a first voltage converting circuit 110, a second voltage converting circuit 120, a third voltage converting circuit 130, and a fourth voltage converting circuit 140. The first voltage conversion circuit 110 is connected to an external power supply terminal to connect an external voltage to the circuit. The second voltage conversion circuit 120, the third voltage conversion circuit 130, and the fourth voltage conversion circuit 140 are all connected to the first voltage conversion circuit 110.
Specifically, the first voltage conversion circuit 110 includes a first voltage conversion chip Q2, an input terminal of the first voltage conversion chip Q2 is connected to an external power supply terminal, the external power supply terminal is connected to the terminals with the numbers IN1 and N, an input voltage of the external power supply terminal is 420V, the first voltage conversion chip Q2 converts the voltage and outputs 12V through a first power supply terminal 12V _ a, and the first power supply terminal 12V _ a is further connected to the second voltage conversion circuit 120, the third voltage conversion circuit 130 and the fourth voltage conversion circuit 140 respectively.
Further, the second voltage converting circuit 120 and the third voltage converting circuit 130 have the same circuit structure and each include a second voltage converting chip, and the voltage output by the first power supply terminal 12V _ a is converted by the second voltage converting chip to output a 3.3V voltage. In this embodiment, the two second voltage converting chips are labeled as Q2 and Q4.
The fourth voltage conversion circuit 140 includes a fourth voltage conversion chip Q3, and an output terminal of the fourth voltage conversion chip Q3 outputs 5V dc power.
In another embodiment of the present invention, as shown in fig. 1-2, the bluetooth master control circuit 200 includes a bluetooth control chip U1, the bluetooth control chip U1 is connected to the power input circuit 100, the output power adjusting circuit 300 and the microwave sensing circuit 500. Further, the chip model of the bluetooth control chip U1 is preferably CSR 1010.
In another embodiment of the present invention, as shown in fig. 1-2, the microwave sensing circuit 500 includes a microwave sensing head J1, a first microwave operational amplifier circuit 510 and a second microwave operational amplifier circuit 520; the first microwave operational amplifier circuit 510 is connected with the microwave inductive head J1, the second microwave operational amplifier circuit 520 is connected with the first microwave operational amplifier circuit 510, and the second microwave operational amplifier circuit 520 is also connected with the Bluetooth control chip U1.
The first microwave operational amplifier circuit 510 includes a first operational amplifier U1A, an input terminal of the first operational amplifier U1A is connected to the microwave inductor J1, a power supply terminal of the first operational amplifier U1A is connected to the power supply input circuit 100, and an output terminal of the first operational amplifier U1A is connected to the second microwave operational amplifier circuit 520.
The second microwave operational amplifier circuit 520 comprises a second operational amplifier U1B, an input end of the second operational amplifier U1B is connected with an output end of the first operational amplifier U1A, a power supply end of the second operational amplifier U1B is connected with the power supply input circuit 100, and an output end of the second operational amplifier U1B is connected with the bluetooth control chip U1. Specifically, the output end of the second operational amplifier U1B is connected with the fifth pin of the Bluetooth control chip U1.
Specifically, after the microwave sensor head J1 detects personnel activity signals, the microwave sensor head J1 generates an electric signal which sequentially passes through the first operational amplifier U1A and the second operational amplifier U1B to the bluetooth control chip U1, and the bluetooth control chip U1 controls the output power through the output power adjusting circuit, so that the microwave sensing control function is realized.
In another embodiment of the present invention, as shown in fig. 1-2, the output power adjusting circuit 300 includes a first operational amplifier circuit 310 and a second operational amplifier circuit 320, the first operational amplifier circuit 310 and the second operational amplifier circuit 320 are both connected to the power supply input circuit 100, the first operational amplifier circuit 310 is connected to the bluetooth control chip U1, and the second operational amplifier circuit 320 is connected to the first operational amplifier circuit 310.
Specifically, the first operational amplifier circuit 310 includes a third operational amplifier U4A, an input terminal of the third operational amplifier U4A is connected to the bluetooth control chip U1, a power supply terminal of the third operational amplifier U4A is further connected to the power supply input circuit 100, and an output terminal of the third operational amplifier U4A is connected to the second operational amplifier circuit 320.
The second operational amplifier circuit 320 includes a fourth operational amplifier U4B and a third output port J3, an input terminal of the fourth operational amplifier U4B is connected to an output terminal of the third operational amplifier U4A, a power supply terminal of the fourth operational amplifier U4B is further connected to the power supply input circuit 100, and an output terminal of the fourth operational amplifier U4B is connected to the third output port J3.
Specifically, the power supply terminal of the third operational amplifier U4A and the power supply terminal of the fourth operational amplifier U4B are both connected to the first power supply terminal 12V _ a. The power supply end of the third operational amplifier U4A and the positive input end of the fourth operational amplifier U4B are both connected to the fifteenth pin of the Bluetooth control chip U1, the Bluetooth control chip U1 sends an electrical signal through the fifteenth pin thereof, and the electrical signal is amplified by the third operational amplifier U4A and the fourth operational amplifier U4B and then output through the third output port J3, wherein the voltage output by the third output port J3 is 0-10V.
In actual use, the third output port J3 is connected with the controlled electric appliance, and may be a lamp or others, and is specifically limited according to actual use of the person skilled in the art, and the utility model discloses do not specifically limit.
It should be noted that, for the software control portion, that is, how the bluetooth control chip U1 controls and is connected with the APP, how the electric quantity detection chip U3 detects the electric quantity is the chip model that the skilled person provided according to this application combines actual demand to be able to program and set by oneself, and this part software control portion is not the key point protected by this application, so compare this application and do not describe again.
In another embodiment of the present invention, as shown in fig. 1-2, the microwave inductive switching power adapter further includes a power detection circuit 600, wherein the power detection circuit 600 is connected to the input protection circuit 100 and the bluetooth control chip U1. The electric quantity detection circuit is used for electric quantity statistics.
Specifically, the electric quantity detection circuit 610 includes an electric quantity detection chip U3, an input terminal of the electric quantity detection chip U3 is connected to the power supply input circuit 100, an eighth pin of the electric quantity detection chip U3 is connected to an eighth pin of the bluetooth control chip U1, and a ninth pin of the electric quantity detection chip U3 is connected to a seventh pin of the bluetooth control chip U1. Specifically, the input terminal of the power detecting chip U3 is connected to an external power supply terminal connection labeled as IN1, and the fourth pin of the power detecting chip U3 is further connected to a power supply terminal N220V-N of the external power supply terminal. The voltage of external power supply is detected and counted, and the voltage is fed back to the Bluetooth control chip U1 through the electric quantity detection chip U3.
Specifically, the power detection circuit 600 further includes an input protection filter circuit 610, and the input protection filter circuit 610 is connected to the power detection chip U3.
The input protection filter circuit 610 comprises a plurality of protection resistors, a filter capacitor C10 and a filter resistor R6, the filter capacitor C10 and the filter resistor R6 are connected with the protection resistors, the filter capacitor C10 is connected with the filter resistor R6 in parallel, and the filter capacitor C10 is further connected with a fourth pin of the electric quantity detection chip U3. In this embodiment, the model of the electric quantity detection chip U3 is preferably BL 0940.
Further, technical personnel in the field can set up an APP at PC end or cell-phone end, the user through the bluetooth with bluetooth control chip U1 connects the back, shows in real time on this APP the electric quantity that electric quantity detection chip U3 detected and counted to be convenient for avoid checking meter and just can know the power consumption condition, have high practicality.
In another embodiment of the present invention, as shown in fig. 1-2, the microwave inductive switching power adapter further includes a light-operated detection circuit 400, the light-operated detection circuit 400 is disposed between the power input circuit 400 and the bluetooth master control circuit 200, and the light-operated detection circuit 400 is connected to the power input circuit 100 and the bluetooth master control circuit 200.
The photo detection circuit 400 includes a photodiode CD, a twenty-sixth resistor R26, and a twenty-seventh resistor R27. The positive pole of photosensitive diode CD with power supply input circuit 100 is connected, twenty-sixth resistance R26 with the negative pole of photosensitive diode CD is connected, twenty-sixth resistance R26 still with bluetooth master control circuit 200 is connected, twenty-seventh resistance R27 one end with twenty-sixth resistance R26 is connected, twenty-seventh resistance R27's the other end ground connection. Specifically, the anode of the photodiode CD is connected to the output terminal of the second voltage conversion chip. The resistance of the photodiode CD is high in the dark environment, and gradually decreases with the increase of the ambient brightness.
Specifically, when the resistance of the photodiode CD is very high in a dark environment, the photodiode CD is in an open circuit, and the bluetooth control chip U1 controls the output power adjusting circuit 300 not to output the output power.
When the resistance value of the photodiode CD is extremely low in a bright environment, the circuit where the photodiode CD is located is conducted, the Bluetooth control chip U1 controls the output of the output power adjusting circuit 300 at the moment, and an electric appliance connected with the output power adjusting circuit 300 works, so that the light control function is realized through the Bluetooth control chip U1 and the light control detection circuit 400, and the use requirements of users are met.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. A microwave induction type switch power adapter comprises a power supply input circuit and is characterized by further comprising:
the Bluetooth master control circuit is connected with the power supply input circuit;
the output power regulating circuit is connected with the power supply input circuit and the Bluetooth master control circuit;
and the microwave induction circuit is connected with the power supply input circuit and the Bluetooth master control circuit.
2. The microwave-inductive switching power adapter as claimed in claim 1, wherein the bluetooth master control circuit comprises a bluetooth control chip, and the bluetooth control chip is connected to the power supply input circuit, the output power regulating circuit and the microwave-inductive circuit.
3. The microwave-sensitive switching power adapter of claim 2, wherein the microwave-sensitive circuit comprises a microwave-sensitive head, a first microwave operational amplifier circuit, and a second microwave operational amplifier circuit; the first microwave operational amplifier circuit is connected with the microwave induction head, the second microwave operational amplifier circuit is connected with the first microwave operational amplifier circuit, and the second microwave operational amplifier circuit is connected with the Bluetooth control chip.
4. The microwave-inductive switching power adapter according to claim 3, wherein the first operational amplifier circuit comprises a first operational amplifier, an input terminal of the first operational amplifier is connected to the microwave inductive head, a power supply terminal of the first operational amplifier is connected to the power supply input circuit, and an output terminal of the first operational amplifier is connected to the second operational amplifier circuit.
5. The microwave-inductive switching power adapter according to claim 4, wherein the second microwave operational amplifier circuit comprises a second operational amplifier, an input terminal of the second operational amplifier is connected to an output terminal of the first operational amplifier, a power supply terminal of the second operational amplifier is connected to the power supply input circuit, and an output terminal of the second operational amplifier is connected to the Bluetooth control chip.
6. The microwave-induced switching power adapter as claimed in claim 2, wherein the output power regulating circuit comprises a first operational amplifier circuit and a second operational amplifier circuit, the first operational amplifier circuit and the second operational amplifier circuit are both connected to the power supply input circuit, the first operational amplifier circuit is connected to the bluetooth control chip, and the second operational amplifier circuit is connected to the first operational amplifier circuit.
7. The microwave-induced switching power adapter as claimed in claim 6, wherein the first operational amplifier circuit comprises a third operational amplifier, an input terminal of the third operational amplifier is connected to the bluetooth control chip, a power supply terminal of the third operational amplifier is further connected to the power supply input circuit, and an output terminal of the third operational amplifier is connected to the second operational amplifier circuit.
8. The microwave-induced switching power adapter as claimed in claim 7, wherein the second operational amplifier circuit comprises a fourth operational amplifier and a third output port, an input terminal of the fourth operational amplifier is connected to an output terminal of the third operational amplifier, a power supply terminal of the fourth operational amplifier is further connected to the power supply input circuit, and an output terminal of the fourth operational amplifier is connected to the third output port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023106827.0U CN213990522U (en) | 2020-12-21 | 2020-12-21 | Microwave induction type switching power adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023106827.0U CN213990522U (en) | 2020-12-21 | 2020-12-21 | Microwave induction type switching power adapter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213990522U true CN213990522U (en) | 2021-08-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023106827.0U Active CN213990522U (en) | 2020-12-21 | 2020-12-21 | Microwave induction type switching power adapter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213990522U (en) |
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2020
- 2020-12-21 CN CN202023106827.0U patent/CN213990522U/en active Active
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