TWM549993U - DC output device with AC or DC input - Google Patents

Description

DC output device for AC or DC input

The present invention relates to a DC output device for AC or DC input, especially an AC or DC which has a foolproof design and does not insert errors, a magnetic device automatically discriminates between AC and DC power, and automatically switches AC circuits and rectifier circuits. Input DC output device.

The power supply device for AC and DC input has been in existence for a long time, but the AC socket and the DC socket are usually separated (for example, the Republic of China invention patent No. I388625). This design causes a large volume and cannot be reduced, nor is it Anti-dwelling design.

In view of this, it is necessary to develop a technique that can solve the above disadvantages.

The purpose of the present invention is to provide a DC output device with alternating current or direct current input, which has the advantages of preventing foolproof design from being inserted, the magnetic device automatically distinguishing between alternating current and direct current, and the automatic switching of the alternating current circuit and the rectifying circuit. In particular, the problem that this creation is to solve is the circuit device of AC or DC input, which has been in existence for a long time, but the AC socket and the DC socket are usually separated. This design causes a large volume and cannot be reduced. There are no problems with foolproof design.

The technical means for solving the above problem is to provide a DC output device for AC or DC input, comprising: an AC input structure having an AC input end, an AC input end, a first foolproof portion and an AC power a conducting portion; the AC input end is configured to input an alternating current to the AC input structure; a DC input structure has a DC input end, a DC input end, a second foolproof portion, and a DC current conducting portion; the DC input end is configured to continuously input current to the DC input structure; The main structure is provided with a connecting portion, a foolproof portion, an alternating current conducting portion, a direct current conducting portion, an automatic discriminating circuit, a first switching circuit portion, an electric energy processing portion and a second switching circuit portion; The first switching circuit unit is configured to switch to an AC path and a DC path, and the power processing unit is configured to perform communication. The first switching circuit is configured to switch to an AC path and a DC path. Rectifying and DC regulating one of the electric energy processing operations, wherein the second switching circuit portion is configured to switch to an AC rectification power supply path and a DC current regulating power supply path; thereby, when the connection portion is coupled to the AC supply end portion The alternating current is supplied, and the foolproof portion corresponds to the first foolproof portion, and the alternating current conducting portion is connected to the alternating current conducting portion, so that the automatic determining circuit controls the first switching circuit portion to automatically switch to the alternating current And controlling the second switching circuit unit to automatically switch to the AC rectification power supply path, wherein the electric energy processing unit performs AC rectification on the AC power to become a continuous current supply and output power, and is supplied through the AC rectification power supply path; The DC connection terminal is connected to the DC power supply, and the DC protection portion corresponds to the second foolproof portion, and the DC conduction portion is connected to the DC conduction portion, so that the automatic determination circuit controls the first switching circuit portion. Automatically switching to the DC path, and controlling the second switching circuit unit to automatically switch to the DC voltage regulating power supply path, wherein the power processing unit performs DC voltage regulation on the DC power to become a DC power supply, and the DC voltage is regulated. The power supply path is supplied.

The above objects and advantages of the present invention will be readily understood from the following detailed description of the embodiments and the accompanying drawings.

The following examples are used in conjunction with the drawings to illustrate the creation in detail:

10‧‧‧AC input structure

11‧‧‧AC input end

12‧‧‧Communication supply end

13‧‧‧First Defence Department

14‧‧‧AC conduction department

20‧‧‧DC input structure

21‧‧‧DC input end

22‧‧‧DC supply end

23‧‧‧ Second Defence Department

24‧‧‧DC Conductor

30‧‧‧Main structure

31‧‧‧Connecting Department

32‧‧‧Danger Prevention Department

33‧‧‧Communication and Communication Department

34‧‧‧DC Conduction

35‧‧‧Automatic discriminating circuit

351‧‧‧First relay device

352‧‧‧Second relay device

353‧‧‧Control power supply

36‧‧‧First Switching Circuit Division

37‧‧‧Electrical Processing Department

371‧‧‧Rectifier Module

372‧‧‧Voltage Module

38‧‧‧Second Switching Circuit Division

39‧‧‧DC polarity confirmation circuit

40‧‧‧Variable circuit

AC1‧‧‧ communication path

AC2‧‧‧ AC power supply path

AC3‧‧‧ AC rectification power supply path

DC1‧‧‧ DC path

DC2‧‧‧ DC power supply path

DC3‧‧‧ DC voltage supply power supply path

Figure 1 is a schematic diagram of the creation

Fig. 2A is a schematic view of the front end of the alternating current supply end portion inserted into the connecting portion of Fig. 1

2B is a schematic view of the AC supply end portion of FIG. 1 inserted into the connection portion

Figure 3A is a schematic view of the DC feed end of the first figure inserted into the joint portion

Figure 3B is a schematic view of the DC feed end of the first figure inserted into the joint portion

Figure 4A is a schematic diagram of the conduction circuit of the magnetic conduction conduction portion of the alternating current conducting portion of the present invention.

FIG. 4B is a schematic diagram of the automatic discriminating circuit of the present invention switching to the AC path and the second switching circuit unit switching to the AC rectifying power supply path

Figure 5A is a schematic diagram of the conduction circuit of the DC conduction portion of the direct current conduction portion of the present invention.

FIG. 5B is a schematic diagram of the automatic discriminating circuit of the present invention switching to the DC path and the second switching circuit unit switching to the DC voltage regulating power supply path

Figure 5C is a schematic diagram of another application example of the partial structure of Figure 5B

Referring to Figures 1, 2A, 2B, 3A, 3B, 4A and 4B, the present invention is an AC or DC input DC output device comprising an AC input structure 10 and a DC input structure 20 And a main structure 30.

The AC input structure 10 has an AC input end portion 11, an AC input end portion 12, a first foolproof portion 13, and an AC conductive portion 14. The AC input end portion 11 is for inputting an alternating current to the AC input structure 10.

The DC input structure 20 has a DC input end portion 21, a DC feed end portion 22, a second foolproof portion 23, and a DC current conducting portion 24. The DC input end portion 21 is configured to input a constant current to the DC input structure 20.

The main structure 30 is provided with a connecting portion 31, a foolproof portion 32, an alternating current conducting portion 33, a direct current conducting portion 34, an automatic determining circuit 35, a first switching circuit portion 36, and an electric energy processing portion 37. And a second switching circuit portion 38; the connecting portion 31 is for connecting one of the alternating current feeding end portion 12 and the direct current feeding end portion 22. The first switching circuit unit 36 is configured to switch to an AC power supply path AC2 (see FIG. 4B) and a DC power supply path DC2 (see FIG. 5B). The power processing unit 37 is configured to perform AC rectification and DC regulation. Pressing one of the electric energy processing operations, the second switching circuit unit 38 is for switching to an AC rectification power supply path AC3 (see FIG. 4B) and the DC current supply path DC3 (see FIG. 5B).

Thereby, the connection portion 31 is connected to the alternating current supply end portion 12 and supplied with the alternating current, and the anti-slipping portion 32 corresponds to the first anti-slipping portion 13, and the alternating current conducting portion 33 is connected to the alternating current conducting portion 14, The automatic determination circuit 35 controls the first switching circuit unit 36 to automatically switch to the AC power supply path AC2, and controls the second switching circuit unit 38 to automatically switch to the AC rectification power supply path AC3, and the power processing unit 37 controls the The alternating current is rectified and rectified, and the alternating current is supplied and discharged, and is supplied through the alternating rectification power supply path AC3. In addition, the connecting portion 31 is connected to the DC input end portion 22 and supplied with the DC power, and the foolproof portion 32 corresponds to the second foolproof portion 23, and the DC conductive portion 34 is connected to the DC conductive portion 24 to The automatic discriminating circuit 35 controls the first switching circuit unit 36 to automatically switch to the DC power supply path DC2, and controls the second switching circuit unit 38 to automatically switch to the DC voltage regulating power supply path DC3, and the power processing unit 37 is configured to the DC power. The DC voltage regulation is performed, and the power is continuously supplied and supplied, and is supplied through the DC voltage supply power path DC3.

In practice, the AC input end 11 can be a plug structure.

The AC input end portion 12 can be a plug structure and electrically connected to the AC input end portion 11, and can be a structure in which the wires are connected to the two plugs.

The DC input end portion 21 can be a car cigarette lighter plug structure.

The DC input end portion 22 can be a plug structure and electrically connected to the DC input end portion 21, and can be a structure in which the wires are connected to the two plugs.

The connecting portion 31 corresponds to the alternating current feeding end portion 12 and the direct current feeding end portion 22, and may be a socket structure.

The first foolproof portion 13 is located on the alternating current supply portion 12 and may have a sloped structure.

The second foolproof portion 23 is located on the DC feed portion 22 and may have a sloped structure.

The foolproof portion 32 corresponds to the first foolproof portion 13 and the second foolproof portion 23, and is located inside the connecting portion 31 and has a sloped structure.

The alternating current conducting portion 14 can be a permanent magnet structure, and the alternating current conducting portion 33 corresponds to the alternating current conducting portion 14 and is a reed switch.

The DC conductive portion 24 can be a permanent magnet structure, and the DC conductive portion 34 corresponds to the DC conductive portion 24 and is a reed switch.

In the application example of the actual product, a permanent magnet can be installed in the right side of the AC plug, a permanent magnet is installed in the left side of the DC plug, and a reed switch is installed on both sides of the socket, and the reed switches on both sides are connected to the control. Inside the circuit.

The automatic determination circuit 35 electrically connects the alternating current conduction portion 33, the direct current conduction portion 34, the first switching circuit portion 36, and the second switching circuit portion 38 (see FIGS. 4B and 5B), the automatic discrimination circuit The 35 series includes a first relay device 351, a second relay device 352, and a control power source 353 (see FIGS. 4A and 5A). The first relay device 351 is electrically connected to the alternating current conducting portion 33 at one end (having a contact a therebetween), and the second relay device 352 and the control power source 353 are connected in parallel. The second relay device One end of the 352 system is electrically connected to the DC conducting portion 34 (having a contact b therebetween), and the first relay device 351 and the control power source 353 are connected in parallel.

The power processing unit 37 includes a rectifier module 371 and a voltage regulation module 372. The rectifier module 371 can be a rectification circuit that is known to be rectified by an alternating current to a direct current. The voltage regulating module 372 can be a well-known DC voltage regulating circuit.

Referring to FIG. 5C, the main structure 30 may further include a DC polarity confirming circuit 39 between the first switching circuit portion 36 and the voltage regulating module 372, and the DC input end portion 22 is supplied. When the direct current polarity of the direct current is reversed (assuming that the DC input end portion 21 is a two-anchor clip, a polarity inversion may occur), the DC polarity confirming circuit 39 constitutes a disconnection protection structure.

The DC polarity confirmation circuit 39 can be a diode structure.

The present invention further includes a voltage stabilizing circuit 40 electrically coupled to the second switching circuit unit 38 for adjusting the DC power supply to a desired operating voltage and then regulating the output.

The AC power can be an AC power source of 90V to 240V.

The DC power can be a 12V to 25V DC power supply.

This creation has two application examples of AC input and DC input as described below:

[a] AC input: Referring to FIGS. 4A and 4B, when the AC feeding end portion 12 is inserted into the connecting portion 31, the AC conductive portion 14 magnetically attracts the AC conducting portion 33 (turning on the contact a), thereby making It forms a loop, which is defined as an AC path AC1; at this time, the first relay device 351 in the automatic discriminating circuit 35 is excited by current passing (the second relay device 352 is absent) ; it produces two actions:

(1) The automatic discrimination circuit 35 controls the first switching circuit unit 36 to switch to the AC power supply path AC2.

(2) The automatic determination circuit 35 controls the second switching circuit unit 38 to switch to the AC rectification power supply path AC3.

Further, the AC input terminal 11 inputs AC power to sequentially flow through the AC input end portion 12, the AC power supply path AC2, the rectification module 371, and the rectification module 371 (rectify AC power into DC power supply), The AC rectified power supply path AC3, the voltage stabilizing circuit 40, and finally the DC voltage of a predetermined voltage can be output after being adjusted to a required operating voltage.

When the first relay device 351 of the automatic discriminating circuit 35 is energized (the contact a is turned on), the contact b is opened openly, and the second relay device 352 can be prevented from being erroneously activated.

[b] DC input: Referring to Figures 5A and 5B, when the DC feed end 22 is inserted into the connecting portion 31, the DC conducting portion 24 magnetically attracts the DC conducting portion 34 (the contact b is turned on), The first loop is formed as a DC path It produces two actions:

(1) The automatic discrimination circuit 35 controls the first switching circuit unit 36 to switch to the DC power supply path DC2.

(2) The automatic discriminating circuit 35 controls the second switching circuit unit 38 to switch to the DC voltage regulating power supply path DC3.

Further, the DC input end portion 21 inputs DC power to sequentially flow through the DC input end portion 22, the DC power supply path DC2, the DC voltage regulation module 372, and the DC adjustment module 372 (DC voltage is regulated to DC supply). The electric energy), the DC voltage regulating power supply path DC3, the voltage stabilizing circuit 40, and finally the DC voltage of a predetermined voltage can be output after being adjusted to a required operating voltage.

When the second relay device 352 of the automatic discriminating circuit 35 is energized (the contact b is turned on), the contact a is opened openly, and the first relay device 351 can be prevented from being erroneously activated.

The advantages and functions of this creation are as follows:

[1] With a foolproof design, it will not be inserted incorrectly. The creation is provided with a foolproof portion in the connection portion (ie, the socket), corresponding to the foolproof portion, a first foolproof portion is provided at the alternating current supply end portion, and a second foolproof portion is provided at the direct current supply end portion. Make sure the insertion position is correct. Therefore, it is not wrong to have a foolproof design.

[2] The magnetic device automatically discriminates between alternating current and direct current. The present invention is provided with an alternating current conducting portion (permanent magnet structure) and an alternating current conducting portion (reed switch) in the alternating current feeding end portion and the connecting portion, and correspondingly providing a direct current conducting portion at the direct current feeding end portion and the connecting portion (permanently The magnet structure) and the DC conduction portion (reed switch) are electrically connected to each other and are electrically and electrically identifiable. Therefore, the magnetic device automatically discriminates between alternating current and direct current.

[3] It is quite convenient to automatically switch the AC circuit and the rectifier circuit. When the AC input end portion is inserted, the AC conductive portion magnetically attracts the AC conductive portion to turn on the circuit, the first relay device is excited, and the AC path of the automatic discriminating circuit is turned on, and the first switching circuit portion is automatically controlled to be automatically switched. Up to the AC power supply path, and controlling the second switching circuit unit to automatically switch to the AC rectification power supply path. When the DC input end portion is inserted, the DC conduction portion magnetically attracts the DC conduction portion to turn on the circuit, and the second relay device is excited, and the DC path of the automatic discrimination circuit is turned on, and the first switching circuit portion is automatically controlled automatically. Switching to the DC power supply path, and controlling the second switching circuit unit to automatically switch to the DC voltage regulating power supply path. Therefore, it is quite convenient to automatically switch the AC circuit and the rectifier circuit.

The above is only a detailed description of the present invention by way of a preferred embodiment, and any modifications and variations of the embodiments are possible without departing from the spirit and scope of the present invention.

10‧‧‧AC input structure

11‧‧‧AC input end

12‧‧‧Communication supply end

13‧‧‧First Defence Department

14‧‧‧AC conduction department

20‧‧‧DC input structure

21‧‧‧DC input end

22‧‧‧DC supply end

23‧‧‧ Second Defence Department

30‧‧‧Main structure

31‧‧‧Connecting Department

32‧‧‧Danger Prevention Department

34‧‧‧DC Conduction

Claims (9)

A DC output device for AC or DC input, comprising: an AC input structure having an AC input end, an AC input end, a first foolproof portion, and an AC conductive portion; the AC input end portion The utility model is configured to input an alternating current into the alternating current input structure; the direct current input structure has a direct current input end portion, a direct current input end portion, a second foolproof portion and a constant current conducting portion; the direct current input end portion is The main input structure is provided with a connecting portion, a foolproof portion, an alternating current conducting portion, a direct current conducting portion, an automatic discriminating circuit, a first switching circuit portion, and an electric energy. a processing unit and a second switching circuit unit; the connection unit is configured to connect the AC input end and the DC input end; the first switching circuit is configured to switch to an AC power supply path and a DC power supply path for performing an alternating current rectification and a DC voltage regulation operation, wherein the second switching circuit is configured to switch to an AC rectification power supply path a DC voltage regulating power supply path; wherein, the connecting portion is connected to the AC feeding end portion and supplied with the alternating current, and the foolproof portion corresponds to the first foolproof portion, and the alternating current conducting portion is connected to the alternating current conducting portion And causing the automatic discriminating circuit to control the first switching circuit unit to automatically switch to the AC power supply path, and controlling the second switching circuit unit to automatically switch to the AC rectification power supply path, wherein the electric energy processing unit performs AC rectification on the AC power. The power is continuously supplied and supplied, and is supplied through the AC rectification power supply path; and when the connection portion is connected to the DC supply end portion and supplied to the DC power, and the foolproof portion corresponds to the second foolproof portion, the DC conduction portion Connecting the DC power conducting portion, so that the automatic determining circuit controls the first switching circuit portion to automatically switch to the DC power supply path, and controlling the second switching circuit portion to automatically switch to the DC voltage regulating power supply path, where the power is The Ministry of Science and Technology conducts DC voltage regulation on the DC power, and supplies the power to the DC power supply and supplies it through the DC voltage regulation power supply path. The DC output device of the AC or DC input according to Item 1 of the patent application, wherein: the AC input end is a plug structure; the AC input end is a plug structure, and is electrically connected to the AC input end. Sexual connection, and the structure of the two plugs for the wires. The DC output device of the AC or DC input according to claim 2, wherein: the DC input end is a cigarette lighter plug structure; the DC input end is a plug structure, and the The DC input end is electrically connected, and the wire is connected to the two plugs. The DC output device of the AC or DC input according to Item 3 of the patent application, wherein: the connection portion corresponds to the AC supply end portion and the DC input end portion, and is a socket structure; the first foolproof The second part is located on the alternating current supply part and is a beveled structure; the second anti-dull part is located on the direct current supply part, and is a beveled structure; the anti-dull part corresponds to the first anti-deployment part and the second anti-destruction part It is located in the joint and is in a sloped structure. The direct current or direct current input DC output device according to claim 1, wherein: the alternating current conducting portion is a permanent magnet structure; The alternating current conducting portion corresponds to the alternating current conducting portion and is a reed switch; the direct current conducting portion is a permanent magnet structure; the direct current conducting portion is a direct current conducting portion and is a reed switch. The DC output device of the AC or DC input according to claim 1, wherein the automatic discrimination circuit electrically connects the AC conduction portion, the DC conduction portion, the first switching circuit portion, and the second switching a circuit unit; the automatic discriminating circuit includes a first relay device, a second relay device, and a control power source; the first relay device is electrically connected to the AC conductive portion at one end, and the second relay device is connected in parallel with the other end The electric device and the control power source; the second relay device is electrically connected to the DC conduction portion at one end, and the first relay device and the control power source are connected in parallel with the other end. The DC output device of the AC or DC input according to claim 1, wherein the power processing unit comprises a rectifying module and a voltage regulating module; the rectifying module is a rectification of alternating current to a direct current. The circuit; the voltage regulating module is a DC voltage regulating circuit. The DC output device of the AC or DC input according to claim 1, wherein the main structure further comprises a DC polarity confirming circuit, which is disposed in the first switching circuit portion and the voltage regulating module. When the positive and negative polarities of the DC power supplied from the DC supply terminal are reversed, the DC polarity confirmation circuit constitutes a circuit breaker protection structure; the DC polarity confirmation circuit is a diode structure. The DC output device of the AC or DC input as described in claim 1 further includes: a voltage stabilizing circuit electrically connected to the second switching circuit unit for adjusting the DC power supply to the required After the working voltage, the regulated output; the alternating current is between 90V and 240V AC power; the DC power is between 12V and 25V DC power.