CN209497390U - A kind of Novel electric source plate - Google Patents

Abstract

The utility model relates to electronic component technology fields, more particularly to a kind of Novel electric source plate, including power converting circuit, signal docks circuit, input detecting circuit, output circuit, signal docks circuit, single chip circuit, wherein, the power converting circuit includes Width funtion power supply circuit, adjustable constant voltage source follower circuit, constant pressure and flow circuit, control centre's power module, by input signal detection, output signal control, signal is integrated in one to multiple functions such as connection function and power conversions, solves complicated external cabling, it can be used alone, easily investigation failure, use cost is low, later maintenance is convenient, suitable for promoting the use of on a large scale, it has broad application prospects.

Description

A kind of Novel electric source plate

Technical field

The present invention relates to electronic component technology field more particularly to a kind of Novel electric source plates.

Background technique

Power panel is one kind of circuit board, and circuit board can make circuit become more miniaturization and intuitiveization, for solid The batch production and optimization electrical appliance layout for determining circuit play an important role, and circuit board is most active production in contemporary electronic element industry Industry, in terms of development form, Chinese circuit board industry grows continuously and fast, and inlet and outlet also achieve rapid growth, as industry increases Length is gradually optimized and is improved.

With the process of automation, automation equipment progresses into our daily life, especially processes in plant produced In the process, gradually by the original replacement that is manually automated, medium-and-large-sized automation equipment is natural by specific for repeated labour Automatic control system is completed, and in small automatic industry, has particular/special requirement to volume, does not need the row for realizing complex control There is blank in industry, although occurring various power modules in the market, for example the USB of green science and technology production turns serial ports The serial ports controller of functional line (USB turns DB9 interface), the macro electronics production of soaring of Beijing will (controls four Lu Ji electricity by serial ports Device), but the function of these power modules is all relatively simple at present, can not be used alone in automation control, it is necessary to There is the cooperation of other modules, thus cause wiring complexity, while increasing many fault points, to design, assembling and user Very big puzzlement is brought, and existing power supply module needs the personnel of profession to check one by one when breaking down, to operation Personnel bring inconvenience and trouble, and higher operating costs, later maintenance is inconvenient, are unsuitable for promoting the use of on a large scale.

Summary of the invention

Present invention aim to address above-mentioned the deficiencies in the prior art, provide one kind and gather multi -function in integral whole, can individually make With, easily check that failure, use cost are low and later maintenance is convenient, Novel electric source plate suitable for promoting the use of on a large scale.

The present invention solves technical solution used by above-mentioned the deficiencies in the prior art:

A kind of Novel electric source plate, which is characterized in that including power converting circuit, input detecting circuit, output circuit, signal Dock circuit, single chip circuit, wherein the power converting circuit includes Width funtion power supply circuit, adjustable constant voltage source output electricity Road, adjustable constant voltage constant-current circuit, control centre's power module.

Preferably, the input voltage of heretofore described Width funtion power supply circuit is 15 to 36VDC arbitrary value, output electricity Pressure is 12VDC.

Preferably, heretofore described adjustable constant voltage source follower circuit adjusts output voltage size according to device requirement.

Preferably, heretofore described control centre's power module uses DC-DC isolation module, by this power supply and other electricity Source isolation, guarantees single-chip microcontroller Electrical Safety, increases the anti-interference ability of power panel of the present invention.

Preferably, heretofore described input detecting circuit uses active Phototube Coupling mode, in external input device Resistance can be 0-5000 ohm of arbitrary value.

Preferably, heretofore described output circuit is divided into active output and dry contact exports two kinds.

Preferably, heretofore described signal docking circuit includes usb communication circuit and communication isolation circuit, usb communication Circuit realizes plug and play, and flexibly and easily, and circuit confesses power mode using USB, is not necessarily to external power supply, USB power source and list Piece machine controls power supply by Phototube Coupling, does not interfere with each other, and guarantees the reliable and stable of communication.

The invention has the advantages that due to Novel electric source plate of the present invention include power converting circuit, signal docking circuit, Input detecting circuit, output circuit, signal dock circuit, single chip circuit, wherein the power converting circuit includes Width funtion Power supply circuit, adjustable constant voltage source follower circuit, constant pressure and flow circuit, control centre's power module, by input signal detection, output Signal control, signal are integrated in one to multiple functions such as connection function and power conversions, solve complicated external cabling, can be single It solely uses, easily investigation failure, use cost is low, and later maintenance is convenient, promotes the use of suitable for a wide range of, before wide application Scape.

Detailed description of the invention

Fig. 1 is a kind of example structure block diagram of Novel electric source plate of the present invention.

Fig. 2 is a kind of embodiment electrical block diagram of Width funtion power supply circuit in power converting circuit of the present invention.

Fig. 3 is a kind of embodiment circuit structure signal of adjustable constant voltage source follower circuit in power converting circuit of the present invention Figure.

Fig. 4 is a kind of embodiment electrical block diagram of adjustable constant voltage constant-current circuit in power converting circuit of the present invention.

Fig. 5 is a kind of embodiment electrical block diagram of control centre's power module in power converting circuit of the present invention.

Fig. 6 is a kind of embodiment electrical block diagram of input detecting circuit of the present invention.

Fig. 7 is a kind of embodiment electrical block diagram for having source follower circuit in output circuit of the present invention.

Fig. 8 is a kind of embodiment electrical block diagram of dry contact output circuit in output circuit of the present invention.

Fig. 9 is a kind of embodiment electrical block diagram that signal of the present invention docks usb communication circuit in circuit.

Figure 10 is a kind of embodiment electrical block diagram that signal of the present invention docks communication isolation circuit in circuit.

Figure 11 is the electrical block diagram of another embodiment of Novel electric source plate of the present invention.

Figure 12 is the work flow diagram of Novel electric source plate in Figure 11.

Specific embodiment

It is described below for disclosing the present invention so that those skilled in the art can be realized the present invention.It is excellent in being described below Embodiment is selected to be only used as illustrating, it may occur to persons skilled in the art that other obvious modifications.It defines in the following description Basic principle of the invention can be applied to other embodiments, deformation scheme, improvement project, equivalent program and do not carry on the back Other technologies scheme from the spirit and scope of the present invention.

Embodiment one

Fig. 1 shows a kind of example structure block diagram and a kind of signal of preferred embodiment of Novel electric source plate of the present invention Figure.Novel electric source plate as shown in Figure 1, a kind of Novel electric source plate, including it is power converting circuit 10, input detecting circuit 20, defeated Circuit 30, signal dock circuit 40, single chip circuit 50 out, wherein the power converting circuit 10 includes Width funtion power supply electricity Road 11, adjustable constant voltage source follower circuit 12, adjustable constant voltage constant-current circuit 13, control centre's power module 14.

Preferably, as indicated with 2, Width funtion power supply circuit described in the present embodiment is using mature pressure stabilizing core Piece LM2596, input voltage can be 15 to 36VDC arbitrary value, export an available stable 12VDC voltage, this electricity The main applied power source as control panel is pressed, provides reliable guarantee for the operation of control panel.

Preferably, as shown in figure 3, adjustable constant voltage source follower circuit described in the present embodiment can be according to equipment Demand adjusts output voltage size, for example, when the voltage that lamp source fan in equipment and case fan are powered is 5VDC, it is adjustable The adjustable rheostat that section number is PT3, adjusts output voltage.

Preferably, as shown in figure 4, in adjustable constant voltage constant-current circuit described in the present embodiment, PT2 is adjusted Adjustable rheostat adjustable output voltage upper limit value adjusts the adjustable output current upper limit value of the adjustable rheostat of PT1, can be according to negative The C-V characteristic of load, adjust output voltage current value, especially in optical detecting instrument in use, have to the brightness of light source it is special It is required that can be used this circuit to light source power supply.

Preferably, as shown in figure 5, control centre's power module described in the present embodiment mainly gives single-chip microcontroller Power supply, it is more demanding to voltage stability, and interference susceptible to static electricity, so using DC-DC isolation module, by this power supply and other Isolated from power guarantees single-chip microcontroller Electrical Safety, increases control panel anti-interference ability.

Preferably, as shown in fig. 6, input detecting circuit described in the present embodiment using active photoelectricity every From mode, external input device internal resistance can be 0-5000 ohm of arbitrary value.

Preferably, output circuit described in the present embodiment is divided into active output and dry contact exports two kinds. As shown in fig. 7, there is source follower circuit to have the function of that afterflow can directly drive load described in the present embodiment, it is negative to can be perception It carries, capacitive load and deposit resistive load, can also be mixcibility load；As shown in figure 8, the output of dry contact described in the present embodiment is two The normally opened point mode in road, can electric current in bringing onto load 1A.

Preferably, as shown in Figure 9, Figure 10, the docking of signal described in the present embodiment circuit includes usb communication Circuit and communication isolation circuit, usb communication circuit realize plug and play, and flexibly and easily, and circuit uses USB self-powered mould Formula is not necessarily to external power supply, and USB power source and single-chip microcontroller control power supply are not interfere with each other by Phototube Coupling, guarantees that the stabilization of communication can It leans on.

Preferably, single chip circuit is the control core of the design, is reserved with program downloading mouth, engineer It can freely be programmed by this port, while all input/output ports being retained, it can be as needed to hardware components transformation, upgrading.

Novel electric source plate of the present invention, by input signal detection, output signal control, signal to connection function and power supply The multiple functions such as transformation are integrated in one, and solve complicated external cabling, can be used alone, easily investigation failure, use cost Low, later maintenance is convenient because increasing anti-interference protection in the design, communication and control core carried out photoelectricity and power supply every From so operation is more reliable.

Embodiment two

Heretofore described Novel electric source plate plate can according to the actual situation, using one or more of them function, such as: need A constant electric current driving LED operation is wanted, the constant pressure and flow function of this power panel can be used, instead of constant-current source in the market；Meter Calculation machine software needs to control peripheral hardware hardware effort, can control peripheral hardware by the hardware interface of this power panel by way of communication Equipment can replace small PLC to use.A kind of use case is enumerated in the present embodiment and illustrates this power panel function, as Figure 11 is The mode of connection of this use case.

After the good hardware configuration of circuit connection shown in Figure 11, use according to the following steps:

(1) case radiation fan, voltage required for light source heat radiation fan are adjusted after power panel powers on, needed for LED light source The voltage or electric current (constant pressure type or constant current mode power supply) wanted；

(2) dedicated USB is installed in computer and turns serial ports driver；

(3) associated control software is write according to power panel agreement, executes corresponding action process, as shown in figure 12.

The above movement can be executed by software or single-chip microcontroller internal processes, the purpose of automatic control be realized, to reduce behaviour Make the repetitive operation of personnel, improves production efficiency.

In test and verification, it can realize that air-breathing and dropping liquid are dynamic by way of dropping liquid button and floor push input signal Make, facilitates calibration equipment and the inspection to hardware.

It should be understood by those skilled in the art that foregoing description and the embodiment of the present invention shown in the drawings are only used as illustrating And it is not intended to limit the present invention.The purpose of the present invention has been fully and effectively achieved.Function and structural principle of the invention exists It shows and illustrates in embodiment, under without departing from the principle, embodiments of the present invention can have any deformation or modification.

Claims (7)

1. a kind of Novel electric source plate, which is characterized in that including power converting circuit, input detecting circuit, output circuit, signal pair Connect circuit, single chip circuit, wherein the power converting circuit include Width funtion power supply circuit, adjustable constant voltage source follower circuit, Adjustable constant voltage constant-current circuit, control centre's power module.

2. Novel electric source plate according to claim 1, which is characterized in that the input voltage of the Width funtion power supply circuit is 15 to 36VDC arbitrary value, output voltage are 12VDC.

3. Novel electric source plate according to claim 1, which is characterized in that the adjustable constant voltage source follower circuit is according to equipment Demand adjusts output voltage size.

4. Novel electric source plate according to claim 1, which is characterized in that control centre's power module uses DC-DC Isolation module.

5. Novel electric source plate according to claim 1, which is characterized in that the input detecting circuit uses active photoelectricity Isolation method, external input device internal resistance can be 0-5000 ohm of arbitrary value.

6. Novel electric source plate according to claim 1, which is characterized in that the output circuit is divided into active output and dry touching Two kinds of point output.

7. Novel electric source plate according to claim 1, which is characterized in that the signal docking circuit includes usb communication electricity Road and communication isolation circuit.