Communication power supply

Abstract

The utility model provides a communication power supply, which is characterized in that an alternating current input or a direct current input is respectively connected with an AC / DC conversion circuit, and the positive and negative outputs of the AC / DC conversion circuit are respectively connected with the input of the DC / DC conversion circuit; an output positive electrode and an output negative electrode of the DC / DC conversion circuit are respectively connected to an input of the ORing circuit, and an output of the ORing circuit is used as a direct current output; the control circuit is connected with the AC / DC conversion circuit, the DC / DC conversion circuit, the current sharing circuit, the display circuit, the ORing circuit and the data storage unit. The power supply is compatible with AC input and DC input power supply, and the application range of the power supply is widened; the parallel current sharing function of multiple power supplies can be realized, so that the total power is expanded and the heat is dispersed; the control circuit detects the input and output states of the power supply in real time, and reports and stores the state information of the power supply to the data storage unit; and internal electronic components and raw materials are fully localized, so that the full localization of such products is realized.

Description

Technical Field

[0001] The utility model relates to the field of power supply, in particular to a communication power supply. Background Technique

[0002] The communication power supply is an important part of the communication system and is widely used in various communication electronic devices. There are various types of communication power supplies, including AC power supplies, DC power supplies, etc.

[0003] With the continuous development of technologies such as 5G, Internet of Things, and cloud computing, the communication power supply also faces huge challenges and opportunities.

[0004] The existing communication power supplies in the market have a single input, mostly AC input or DC input, and cannot adapt to more application scenarios; their degree of intelligence is low, lacking perfect health management information, and cannot be integrated into the applications of communication electronic devices under various new technologies; most of them use imported components and cannot achieve nationalized substitution. Content of the Utility Model

[0005] The purpose of the embodiment of the utility model is to provide a communication power supply to solve the problems raised in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solutions:

[0007] A communication power supply includes: an AC / DC conversion circuit, a DC / DC conversion circuit, an ORing circuit, a control circuit, a current sharing circuit, a display circuit, and a data storage unit;

[0008] The AC / DC conversion circuit is connected to an external AC input or DC input;

[0009] The positive and negative outputs of the AC / DC conversion circuit are respectively connected to the input of the DC / DC conversion circuit;

[0010] The positive and negative outputs of the DC / DC conversion circuit are respectively connected to the input of the ORing circuit, and the output of the ORing circuit is used as a DC output;

[0011] The control circuit is respectively connected to the AC / DC conversion circuit, the DC / DC conversion circuit, the current sharing circuit, the display circuit, the ORing circuit, and the data storage unit.

[0012] As an improved scheme of the utility model, the AC / DC conversion circuit can be compatible with AC input and DC input.

[0013] As an improved scheme of the utility model, the current sharing circuit can obtain better output parallel current sharing ability and realize the functions of power expansion and heat dissipation.

[0014] As an improved solution of the present utility model, the ORing circuit can achieve the function of preventing reverse pouring when outputs are in parallel, improving the reliability and safety of the system.

[0015] As an improved solution of the present utility model, with perfect health management information, the control circuit is respectively connected to the AC / DC conversion circuit, the DC / DC conversion circuit, the current sharing circuit, the display circuit, the ORing circuit and the data storage unit, reads the input and output status parameters of each conversion circuit, and controls whether each part of the circuit works in real time according to the collected information. At the same time, it communicates with the host computer and has the function of reporting relevant status information.

[0016] As an improved solution of the present utility model, the voltage of the AC input is any value within the range of 80% to 120% of single-phase AC 220V or three-phase AC 380V.

[0017] As an improved solution of the present utility model, the voltage of the DC input is any value within the range of DC 300V to DC 650V.

[0018] Beneficial effects: The present utility model can be compatible with AC input and DC input power supplies, broadening the power supply application range; it can achieve the function of parallel current sharing of multiple power supplies to expand the total power and disperse heat; the control circuit detects the input and output status of the power supply in real time, and at the same time reports and stores the status information of the power supply to the data storage unit; all internal electronic components and raw materials are domestic, realizing the nationalization of this type of product. Description of the Drawings

[0019] Figure 1 It is the block diagram of the nationalized communication power supply provided by the present utility model;

[0020] Figure 2 It is the control logic block diagram of the present utility model; Detailed Embodiments

[0021] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0022] Embodiment: Refer to Figure 1, A communication power supply, comprising: an AC / DC conversion circuit, a DC / DC conversion circuit, an ORing circuit, a control circuit, a current sharing circuit, a display circuit, and a data storage unit. The AC input or the DC input is respectively connected to the AC / DC conversion circuit, and the positive and negative outputs of the AC / DC conversion circuit are respectively connected to the input of the DC / DC conversion circuit; the positive and negative outputs of the DC / DC conversion circuit are respectively connected to the input of the ORing circuit, and the output of the ORing circuit is used as the DC output; the control circuit is respectively connected to the AC / DC conversion circuit, the DC / DC conversion circuit, the current sharing circuit, the display circuit, the ORing circuit, and the data storage unit.

[0023] Among them, the AC / DC conversion circuit can be compatible with AC input and DC input.

[0024] Among them, the current sharing circuit can obtain good output parallel current sharing ability, and realize the functions of power expansion and heat dissipation.

[0025] Among them, the ORing circuit can realize the anti-backflow function when the outputs are connected in parallel, and improve the reliability and safety of the system.

[0026] Among them, the data storage unit stores the information collected by the power supply in real time, and can export the stored information according to time for quickly querying the status information of the power supply.

[0027] Among them, as Figure 2 shown, it has perfect health management information. The control circuit is respectively connected to the AC / DC conversion circuit, the DC / DC conversion circuit, the current sharing circuit, the display circuit, the ORing circuit, and the data storage unit, reads the input and output status parameters of each conversion circuit, and controls whether each part of the circuit works in real time according to the collected information. At the same time, it communicates with the upper computer and has the function of reporting relevant status information.

[0028] Among them, the voltage of the AC input is any value within the range of 80% to 120% of single-phase AC 220V or three-phase AC 380V.

[0029] Among them, the display circuit is used to display the working or fault status of the input and output of the power supply in real time.

[0030] Among them, the voltage of the DC input is any value within the range of DC 300V to DC 650V.

[0031] Although this specification is described according to the embodiments, not every embodiment only contains an independent technical solution. This narrative way of the specification is only for clarity. Those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

[0032] In the description of the present utility model, it should be noted that relational terms such as AC / DC conversion circuits and DC / DC conversion circuits are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "comprise", "include" or any other variant thereof are intended to cover non-exclusive inclusion, such that a process, method, article or device comprising a series of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, method, article or device. Without further limitation, an element defined by the statement "comprising one..." does not exclude the presence of additional identical elements in the process, method, article or device comprising the said element.

[0033] In the description of the present utility model, it should also be noted that unless otherwise clearly specified and defined, the terms "arranged" and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0034] Therefore, the above description is only the preferred embodiment of the present application and is not used to limit the scope of implementation of the present application; that is, all equivalent transformations made according to the scope of the claims of the present application are within the protection scope of the claims of the present application.

Claims

1. A communication power supply, characterized in that: include: AC / DC conversion circuit, DC / DC conversion circuit, ORing circuit, control circuit, current equalization circuit, display circuit and data storage unit; The AC / DC conversion circuit is connected to an external AC input or a DC input; The positive and negative outputs of the AC / DC conversion circuit are connected to the input of the DC / DC conversion circuit respectively; The positive and negative outputs of the DC / DC conversion circuit are respectively connected to the input of an ORing circuit, and the output of the ORing circuit is used as a DC output; The control circuit is respectively connected with the AC / DC conversion circuit, the DC / DC conversion circuit, the current equalization circuit, the display circuit, the ORing circuit and the data storage unit.

2. A communication power supply according to claim 1, characterized in that: The AC / DC conversion circuit is compatible with both AC input and DC input.

3. A communication power supply according to claim 1, characterized in that: The control circuit is respectively connected to the AC / DC conversion circuit, the DC / DC conversion circuit, the current equalization circuit, the display circuit, the ORing circuit and the data storage unit, and is used to read the input and output state parameters of each conversion circuit.

4. A communication power supply according to claim 1, characterized in that: The data storage unit stores the information collected by the power supply in real time, and can export the stored information according to time for fast query of the status information of the power supply.

5. A communication power supply according to claim 1, characterized in that: The display circuit is used to display the working or fault status of the input and output of the power supply in real time.

6. A communication power supply according to claim 1, characterized in that: The voltage of the AC input is any value within the range of 80% to 120% of single-phase AC 220V or three-phase AC 380V.

7. A communication power supply according to claim 1, characterized in that: The voltage of the DC input is any value within the range of DC 300V to DC 650V.

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