TW201438364A - Circuit device for detecting switching conduction - Google Patents

Abstract

The present invention provides a circuit device for detecting switching conduction, which comprises a converting unit for converting AC power into DC power; a control unit electrically connected to the converting unit for stopping and proceeding power transmission to the converting unit; an output unit electrically connected with the converting unit for inserting or removing a load; and, a detecting unit electrically connected between the output unit and the control unit for providing a detection signal to the control unit. Thus, the present invention may be provided for the user to effectively reduce the electric power waste of the appliance during insertion and standby.

Description

Circuit device capable of detecting switching conduction

The present invention relates to socket power supply, and more particularly to a circuit device that can detect switching conduction.

The conventional power supply device has a plurality of socket power switches, and generally adopts a manual mode switch to generate power supply. Moreover, the common switch of the plurality of socket power sources of the power supply device has a long-term open state regardless of whether or not there is a load, and the power source is simultaneously The extension cable does not provide a detection unit for the operation of a conversion unit, which wastes the power of the insertion standby and increases the generation of thermal energy, so that it is extremely inconvenient to use, and the general power supply device is applied. Disadvantages, and there is a need for improvement.

In view of this, the inventors have completed the design experience and improvement of related products for many years, and finally completed the present invention.

In view of the above-mentioned deficiencies, the main object of the present invention is to provide a circuit device capable of detecting switching conduction, which has the effect of reducing power waste in the standby operation of the electrical device.

In order to achieve the above object, the present invention provides a circuit device capable of detecting switching conduction, which is disposed on a pedestal. The circuit device capable of detecting switching conduction includes a conversion unit for converting an alternating current power source (AC) into a direct current power source. (DC); a control unit electrically connected to the conversion unit, the control unit is configured to stop transmission and transmit power to the conversion unit; an output unit is electrically connected to the conversion unit, the output unit is for A load is inserted or removed; a detecting unit is electrically connected between the output unit and the control unit, and the detecting unit provides a detecting signal to the control unit.

The detecting unit receives the detecting signal sent by the output unit, and the detecting unit further issues an instruction to the control unit, so that the control unit stops transmitting and transmitting power to the converting unit, thereby achieving power saving and The substantial benefits of cooling.

In view of the above, the present invention is an invention that effectively reduces the waste of electrical energy in the standby operation of the electrical device. However, the above description is only for explaining the embodiments of the present invention, and is not intended to impose any form limitation on the present invention. In the spirit of the invention, any modification made is within the scope of the invention.

(10) ‧‧‧Substrate

(20)‧‧‧Transition unit

(30) ‧‧‧Control unit

(40)‧‧‧Output unit

(60) ‧ ‧ indicator lights

(70)‧‧‧Detection unit

(80)‧‧‧Touch unit

The first figure is a block diagram of an electrical relationship of a preferred embodiment of the present invention.

The second figure is a block diagram of an electrical relationship of another preferred embodiment of the present invention.

The third figure is a block diagram of an electrical relationship of still another preferred embodiment of the present invention.

The fourth figure is a circuit diagram of a preferred embodiment of the present invention.

Figure 5 is a block diagram showing the electrical relationship of still another preferred embodiment of the present invention.

The detailed description of the structure, features, and advantages of the present invention are set forth in the accompanying drawings.

First, referring to the first figure, a circuit device capable of detecting switching conduction according to a preferred embodiment of the present invention is disposed on a pedestal (not shown), and the pedestal is a USB type socket or a general utility power extension cord socket. The circuit device for detecting switching conduction includes: a substrate (10), the substrate (10) includes a conversion unit (20) disposed on the substrate (10), and the conversion unit (20) is generally used by the utility device. The AC power source (AC) is converted into a DC power source (DC); a control unit (30) is disposed on the substrate (10), and the control unit (30) is electrically connected to the conversion unit (20). (30) is a relay, and the control unit (30) controls the AC power source (AC) to enter the conversion unit (20).

An output unit (40) is electrically connected to the conversion unit (20). In this embodiment, the output unit (40) is a USB port, and the output unit (40) is for inserting or moving a load (not shown). except.

An indicator light (60) electrically connected to the output unit (40), the indicator light (60) electrically receiving a DC power source (DC) converted by the AC power source (AC) via the conversion unit (20), The indicator light (60) corresponds to an output unit (40), and the indicator light (60) in this embodiment It is a light-emitting diode.

A detecting unit (70) is electrically connected to the output unit (40), and the other end of the detecting unit (70) is electrically connected to the control unit (30), and the detecting unit (70) is electrically connected Between the output unit (40) and the control unit (30), the detecting unit (70) detects whether the load (not shown) is inserted or removed from the output unit (40). The measuring unit (70) electrically transmits the detected detection signal to the control unit (30), and the control unit (30) controls the alternating current power source (AC) to enter the conversion unit (20), so that the conversion unit ( 20) Actuating to convert the alternating current power source (AC) into a direct current power source (DC), and electrically outputting the converted direct current power source (DC) to the output unit (40).

The method of using the embodiment is explained in detail as follows: when the load (not shown) is inserted into the USB port or the power of the handheld device is lower than the rated value, the detecting unit (70) detects The output unit (40) has a load (not shown), so that the detecting unit (70) generates a detection signal via the electrical transmission of the control unit (30), and when the control unit (30) receives the detection After the detecting signal sent by the measuring unit (70), the control unit (30) controls the alternating current power source (AC) to enter the converting unit (20) to generate an action, so that the alternating current power source (AC) passes through the converting unit (20). The operation is converted into the DC power supply (DC). At this moment, the electrical energy of the electrical device is in an open state, and the DC power supply (DC) is sequentially transmitted to the output unit (40) and the indicator light (60), and at this time, the USB port is output. At the same time, the power is transmitted to the detecting unit (70) together to achieve a stable charging supply.

Similarly, when the load (not shown) removes the USB port or the power of the handheld device reaches the rated value, the detecting unit (70) detects that the output unit (40) has no load (not shown). The detection unit (70) will transmit a stop detection signal to the control unit (30), causing the control unit (30) to stop the AC power (AC) from continuing to enter the conversion unit (20). At this moment, the electrical energy of the electrical appliance is in a locked state, and the power supply of the USB aperture is not always turned on, thereby effectively reducing the waste of electrical energy and the thermal energy generated in the electrical energy conversion, thereby effectively extending the service life.

According to the present invention, the present invention inserts and removes the output unit (40) by the load (not shown), so that the detecting unit (70) provides a detection signal to the control unit (30), and The AC power supply (AC) is effectively controlled to continue to enter the conversion unit (20) for conversion, thereby effectively reducing the waste of power in the electrical insertion standby.

In addition to the above examples, as shown in the second figure, the present invention provides another The embodiment of the circuit device for detecting switch-on is also substantially the same as the previous embodiment, except that the control unit (30) is not fixed to the same substrate (10), and the control unit (30) One end is electrically connected to the conversion unit (20), and the other end of the control unit (30) is electrically connected to the detection unit (70), thereby providing design diversification.

In addition, the third embodiment to the fourth embodiment of the present invention further provide another embodiment of the circuit device for detecting switch-on conduction, which is also substantially the same as the foregoing embodiment, and the difference is that the switchable switch-on is The circuit device further has a touch unit (80) electrically connected between the detecting unit (70) and the control unit (30), and the touch unit (80) receives the detecting unit (70) The detection signal generated in the embodiment, the touch unit (80) is a time timer, and the time control of the touch unit (80) controls the control unit (30) to perform power transmission, thereby effectively providing the user with Use in different occasions.

In addition, as shown in the fifth embodiment, another embodiment of the circuit device for detecting switch-on conduction is provided, which is substantially the same as the above embodiment, and the difference is that the detecting unit (70) is electrically connected to Between the output unit (40) and the control unit (30), the touch unit (80) is electrically connected between the output unit (40) and the control unit (30). The detecting unit (70) ) is in parallel with the touch unit (80), the main feature is to provide users with a variety of design.

The circuit device for detecting switching continuity can be changed as follows: First, the output unit (40) can be a USB port or other type of aperture to provide assembly diversity.

Secondly, the power rating of the handheld device or the battery to be charged is between 4.5 volts and 5.5 volts.

In summary, after the foregoing embodiments and descriptions, the circuit device capable of detecting switching conduction can be understood, and the power switch having multiple sockets does not have to be always turned on, and has an effect of reducing electrical insertion standby. The purpose of wasting energy.

In the meantime, the constituent elements disclosed in the foregoing embodiments are merely illustrative and are not intended to limit the scope of the present invention. The alternatives or variations of other equivalent elements are also covered by the scope of the patent application.

(10) ‧‧‧Substrate

(20)‧‧‧Transition unit

(30) ‧‧‧Control unit

(40)‧‧‧Output unit

(60) ‧ ‧ indicator lights

(70)‧‧‧Detection unit

Claims (10)

A circuit device capable of detecting switching conduction includes: a conversion unit for converting an AC power source into a DC power source; and a control unit electrically connected to the conversion unit, the control unit is configured to stop transmission and transmit power to The conversion unit is electrically connected to the conversion unit, and the output unit is for inserting or removing a load; a detection unit is electrically connected between the output unit and the control unit, The detecting unit provides a detection signal to the control unit. According to the circuit device of claim 1, the detecting unit receives the detecting signal of the output unit. The circuit device capable of detecting switching conduction according to claim 1, wherein the detecting signal is used to transmit power to the converting unit when the load is inserted into the output unit. The circuit device capable of detecting switching conduction according to claim 1, wherein the detecting unit stops transmitting power to the converting unit when the load removes the output unit. The circuit device for detecting switchable conduction according to claim 1, wherein the control unit transmits power to the conversion unit when the detection signal is lower than a rated value of the power of the load. According to the circuit device of claim 1, wherein the detection signal is based on the rated power of the load, the control unit stops transmitting power to the conversion unit. The circuit device for detecting switchable conduction according to claim 1 further includes a substrate for the conversion unit and the control unit to be fixed. The circuit device for detecting switchable conduction according to claim 1 further includes an indicator light electrically connected to the output unit. The circuit device for detecting switchable conduction according to claim 1, further comprising a touch unit electrically connected to the control unit, wherein the touch unit is configured to time control the operation of the control unit. The circuit device for detecting switch-on conduction according to claim 9 , wherein the detecting unit and the touch unit are electrically connected in series or in parallel.