CN216312954U - Intelligent modular power supply capable of replacing constant current conversion module - Google Patents

Abstract

The utility model relates to an intelligent modular power supply capable of replacing a constant current conversion module, which comprises a power input module, an electromagnetic compatibility module, a rectification filter module, a main control power supply module, a preceding stage feedback module, a circuit control module, a power conversion module, an output rectification filter module, a +3.3V power supply module, a circuit output module, a PWM control module and a constant current conversion module, wherein the constant current conversion module is electrically connected with the PWM control module and electric equipment; and the standard output pin of the PWM control module is matched and electrically connected with the standard output pin of the constant current conversion module. Therefore, the modularized constant current conversion module can be designed according to the power supply specification, the standardized input pin and the quick plug, quick matching and replacement are realized, and the current parameter and the power supply power are adjusted. Because the specific design is not needed for different plates, a large amount of design and installation work is reduced, and standardization, intensification and miniaturization are realized in the design and use processes.

Description

Intelligent modular power supply capable of replacing constant current conversion module

Technical Field

The utility model relates to the technical field of electronic circuits, in particular to an intelligent modular power supply with a replaceable constant current conversion module.

Background

In the intelligent home scene, intelligent control modules such as a voice controller, an infrared remote controller and an intelligent terminal provided with APP control software are adapted to different intelligent homes, and the intelligent control modules are connected with a power supply module and a gateway module to realize power supply control on the intelligent homes.

In practical use, when the output current of a certain control end is excessively changed, the power supply PCB and the control PCB are required to be redesigned correspondingly, and the power supply PCB is required to be independently arranged according to the intelligent control modules of each specification due to different working voltages of the different intelligent control modules, so that the installation and arrangement work is increased. In addition, the design work of the plate with various specifications occupies a large amount of research and development resources, and is contrary to the standardization, intensification and miniaturization advocated by the design concept.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provides an intelligent modular power supply capable of replacing a constant current conversion module.

The technical scheme adopted by the utility model is as follows: an intelligent modular power supply with replaceable constant current conversion modules, comprising:

the power supply control system comprises a power supply input module, an electromagnetic compatibility module, a rectification filter module, a master control power supply module, a preceding stage feedback module, a circuit control module, a power conversion module, an output rectification filter module, a +3.3V power supply module, a circuit output module, a PWM control module and a constant current conversion module which is electrically connected with the PWM control module and electric equipment;

the main control power supply module is electrically connected with the power input module, the electromagnetic compatibility module and the rectification filter module and is used for outputting rectified external current to the circuit control module;

the power conversion module, the output rectifying and filtering module and the circuit control module convert the external current into operating current;

the PWM control module is provided with a standardized output pin, the constant current conversion module is provided with a standardized input pin which is adaptive to the standardized output pin, and the standardized input pin is electrically connected with the standardized output pin, so that the constant current conversion modules with different power supply specifications are electrically connected with the PWM control module.

Preferably, the standardized output pins of the PWM control module include a first output pin for supplying power, a second output pin for grounding, and a third output pin and a fourth output pin for performing control signal interaction;

and a vacant pin is reserved in the PWM control module and used for executing A/DC detection.

Preferably, the standardized input pin of the constant current conversion module includes a first input pin electrically connected to the third output pin for acquiring a control signal; a second input pin electrically connected with the second output pin and used for grounding; a third input pin electrically connected with the first output pin and used for receiving the running current; and a fourth input pin electrically connected with the fourth output pin and used for transmitting control signals.

Preferably, a fast socket is arranged at the standardized output pin of the PWM control module, and a fast plug adapted to the fast socket is arranged at the standardized input pin of the constant current conversion module.

Preferably, when the quick-plug is tightly and properly inserted into the quick-plug interface, each of the standardized output pins is in stable contact with each of the standardized input pins, so that electrical connection is realized.

Preferably, the constant current conversion modules with different power supply specifications are correspondingly arranged according to different power supply requirements, and the constant current conversion modules with different power supply specifications are provided with consistent quick plug plugs;

wherein the power supply specification at least comprises +3.3V, +5V, + 9V.

Preferably, the electromagnetic compatibility module filters electromagnetic interference signals carried in external current;

the preceding stage feedback module is used for carrying out feedforward control on the external current when the voltage sent by the external current fluctuates;

the +3.3V power supply module is used for outputting a +3.3V constant voltage.

Compared with the prior art, the utility model has the following advantages:

the utility model relates to an intelligent modular power supply capable of replacing a constant current conversion module, which is designed based on a standardized input pin and a quick plug adapted to a quick plug interface according to different power supply specifications, and can be used for quickly selecting and replacing the constant current conversion module meeting the power supply specification on a PWM (pulse width modulation) control module according to the power supply requirement to adjust the current parameter and the power supply power. Because the specific design is not needed for different plates, a large amount of design and installation work is reduced, and standardization, intensification and miniaturization are realized in the design and use processes.

Drawings

Fig. 1 is a schematic circuit diagram of an intelligent modular power supply with a replaceable constant current conversion module according to the present disclosure;

fig. 2 is a schematic circuit diagram of the constant current conversion module with two power supply specifications in the intelligent modular power supply with the replaceable constant current conversion module disclosed by the utility model.

Detailed Description

For the purpose of enhancing the understanding of the present invention, the present invention will be described in further detail with reference to the accompanying drawings and embodiment examples. The utility model can be implemented by:

referring to fig. 1 and 2, the intelligent modular power supply of the replaceable constant current conversion module of the present invention may include:

the power supply control system comprises a power supply input module, an electromagnetic compatibility module, a rectification filter module, a master control power supply module, a preceding stage feedback module, a circuit control module, a power conversion module, an output rectification filter module, a +3.3V power supply module, a circuit output module, a PWM control module and a constant current conversion module which is electrically connected with the PWM control module and electric equipment;

the main control power supply module is electrically connected with the power input module, the electromagnetic compatibility module and the rectification filter module and is used for outputting rectified external current to the circuit control module;

the power conversion module outputs a rectifying and filtering module and the circuit control module to convert the external current into operating current;

the PWM control module is provided with a standardized output pin, the constant current conversion module is provided with a standardized input pin adapted to the standardized output pin, and the standardized input pin is electrically connected with the standardized output pin, so that the constant current conversion modules with different power supply specifications are electrically connected with the PWM control module.

In this embodiment, the standardized output pins of the PWM control module include a first output pin for supplying power, a second output pin for grounding, and a third output pin and a fourth output pin for performing control signal interaction; and a vacant pin is reserved in the PWM control module and used for executing A/DC detection. The definition of each pin is clarified by setting a standardized output pin, so that the standardization and modularization of the output port are realized.

The standardized input pin of the constant current conversion module comprises a first input pin which is electrically connected with the third output pin and used for acquiring a control signal; a second input pin electrically connected with the second output pin and used for grounding; a third input pin electrically connected with the first output pin and used for receiving the running current; and a fourth input pin electrically connected with the fourth output pin and used for transmitting the control signal. Furthermore, the connection of power supply and a communication line can be completed only by designing the corresponding standardized input pins according to the modularized standardized output pins, and the specific design of a specific power supply PCB is not needed, so that the research and development workload is effectively reduced, and the intensification is realized.

In this embodiment, a fast socket is disposed at the standardized output pin of the PWM control module, and a fast plug adapted to the fast socket is disposed at the standardized input pin of the constant current conversion module.

When the quick-plug is tightly and properly inserted into the quick-plug interface, each pin in the standardized output pins is stably contacted with each pin in the standardized input pins, so that the electric connection is realized.

The constant current conversion modules with different power supply specifications are correspondingly arranged according to different power supply requirements, and the constant current conversion modules with different power supply specifications are provided with consistent quick plug;

the power supply specification at least comprises +3.3V, +5V, +9V, and in addition, according to the power supply requirement of parameter difference, can be according to standardized input pin and the corresponding constant current conversion module of quick plug design to the newly-designed constant current conversion module can assemble to PWM control module on conveniently.

Therefore, according to different power supply specifications, the modular constant current conversion module is designed based on the standardized input pin and the quick plug which is adapted to the quick plug interface, the constant current conversion module which meets the power supply specification can be rapidly selected and replaced on the PWM control module according to the power supply requirement, and the current parameter and the power supply power are adjusted. Because the specific design is not needed for different plates, a large amount of design and installation work is reduced, and standardization, intensification and miniaturization are realized in the design and use processes.

Claims (7)

1. An intelligent modular power supply with replaceable constant current conversion modules is characterized by comprising:

the power supply control system comprises a power supply input module, an electromagnetic compatibility module, a rectification filter module, a master control power supply module, a preceding stage feedback module, a circuit control module, a power conversion module, an output rectification filter module, a +3.3V power supply module, a circuit output module, a PWM control module and a constant current conversion module which is electrically connected with the PWM control module and electric equipment;

the main control power supply module is electrically connected with the power input module, the electromagnetic compatibility module and the rectification filter module and is used for outputting rectified external current to the circuit control module;

the power conversion module, the output rectifying and filtering module and the circuit control module convert the external current into operating current;

the PWM control module is provided with a standardized output pin, the constant current conversion module is provided with a standardized input pin which is adaptive to the standardized output pin, and the standardized input pin is electrically connected with the standardized output pin, so that the constant current conversion modules with different power supply specifications are electrically connected with the PWM control module.

2. The intelligent modular power supply of claim 1, wherein the intelligent modular power supply comprises:

the standard output pins of the PWM control module comprise a first output pin for supplying power, a second output pin for grounding, a third output pin and a fourth output pin for carrying out control signal interaction;

and a vacant pin is reserved in the PWM control module and used for executing A/DC detection.

3. The intelligent modular power supply of claim 2, wherein the intelligent modular power supply comprises:

the standardized input pin of the constant current conversion module comprises a first input pin which is electrically connected with the third output pin and used for acquiring a control signal; a second input pin electrically connected with the second output pin and used for grounding; a third input pin electrically connected with the first output pin and used for receiving the running current; and a fourth input pin electrically connected with the fourth output pin and used for transmitting control signals.

4. The intelligent modular power supply of claim 1, wherein the intelligent modular power supply comprises:

the standard output pin of the PWM control module is provided with a fast socket, and the standard input pin of the constant current conversion module is provided with a fast plug adapted to the fast socket.

5. The intelligent modular power supply of claim 4, wherein the intelligent modular power supply comprises:

when the quick-plug is tightly and properly inserted into the quick-plug interface, each pin of the standardized output pins is stably contacted with each pin of the standardized input pins, so that the electric connection is realized.

6. The intelligent modular power supply of claim 1 or 5, wherein the intelligent modular power supply comprises:

the method comprises the steps that constant current conversion modules with different power supply specifications are correspondingly arranged according to different power supply requirements, and the constant current conversion modules with different power supply specifications are provided with consistent quick plug;

wherein the power supply specification at least comprises +3.3V, +5V, + 9V.

7. The intelligent modular power supply of claim 1, wherein the intelligent modular power supply comprises:

the electromagnetic compatibility module filters electromagnetic interference signals carried in external current;

the preceding stage feedback module is used for carrying out feedforward control on the external current when the voltage sent by the external current fluctuates;

the +3.3V power supply module is used for outputting a +3.3V constant voltage.

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