CN214069658U - Universal redundant power supply - Google Patents

Abstract

The utility model discloses a general redundant power supply relates to server equipment field. The universal redundant power supply comprises a power supply shell, a power supply input interface, a power supply output interface and a power supply circuit; the power supply circuit is positioned in the accommodating space formed by the power supply shell and comprises n power supply circuit input ends and a power supply circuit output end, and the power supply circuit input ends are electrically connected with the power supply circuit output end; the input end of the power supply circuit is electrically connected with the power input interface, and the output end of the power supply circuit is electrically connected with the power output interface. Through the corresponding relation between the plurality of power input interfaces and the single power output interface and the arrangement of the corresponding power supply circuit, the power input from each power input interface is superposed and output from the power output interface, so that the universal redundant power supply can still be adapted to the common cabinet in the installation process under the condition that the working voltage is adapted to the high-power equipment, and the use adaptability of the high-power universal redundant power supply is improved.

Description

Universal redundant power supply

Technical Field

The utility model relates to a server equipment field, in particular to general redundant power supply.

Background

With the development of science and technology, the demands of servers arranged in a data center for power supply sources also show a diversified trend. In order to adapt to the actual use functions and the computing capacity requirements of different servers, different servers are correspondingly provided with different rated powers. The server power supply commonly used at present is a universal redundant power supply.

Under normal conditions, a high-power server can only be put on a rack to a specified cabinet with a specific universal redundant power supply, and the specific universal redundant power supply is connected with a main power supply in the specified cabinet through a power socket supporting high power so as to realize the function of supplying power for the high-power server.

However, the use of the high-power universal redundant power supply is affected because the high-power universal redundant power supply is difficult to adapt to the installation environment of the common cabinet.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a general redundant power supply can improve the use suitability of high-power general redundant power supply. The technical scheme of the universal redundant power supply is as follows:

on one hand, the universal redundant power supply is provided, and comprises a power supply shell, n power supply input interfaces, a power supply output interface and a power supply circuit, wherein n is more than or equal to 2;

the n power input interfaces are positioned on a first side surface of the power shell, the power output interfaces are positioned on a second side surface opposite to the first side surface, and the power output interfaces protrude out of the second side surface;

the power supply circuit is positioned in the accommodating space formed by the power supply shell and comprises n power supply circuit input ends and a power supply circuit output end;

the input end of the power supply circuit is electrically connected with the power input interface, and the output end of the power supply circuit is electrically connected with the power output interface.

In one possible implementation manner, the power supply circuit includes n single-circuit circuits and a combiner circuit;

the n single circuits are connected in parallel;

the output end of the single circuit of the n single circuits corresponds to the n power input interfaces, and the input end of the single circuit of the ith single circuit is electrically connected with the ith power input interface;

the output end of the single-path circuit of the n single-path circuits is electrically connected with the input end of the combining circuit;

the output end of the combining circuit is electrically connected with the power output interface.

In a possible implementation manner, the power supply circuit further includes n rectifying circuits;

the rectifying circuit is positioned between the single-circuit and the combining circuit;

the n single-circuit circuits correspond to the n rectifying circuits, and the output end of the single-circuit of the ith single-circuit is electrically connected with the input end of the rectifying circuit of the ith rectifying circuit;

the output ends of the rectifying circuits of the n rectifying circuits are electrically connected with the input end of the combining circuit.

In one possible implementation, the rectifying circuit includes at least one diode;

when the one-way circuit fails, the diode breaks the current in the rectifier circuit corresponding to the one-way circuit.

In one possible implementation, the universal redundant power supply further includes a control circuit;

the control circuit is positioned in the accommodating space formed by the power supply shell and is connected with the power supply circuit;

when the universal redundant power supply works, the control circuit manages the working conditions of the single-circuit and the combiner circuit.

In a possible implementation manner, the control circuit comprises n single circuit processing chips;

the n single-circuit processing chips correspond to the n single circuits, and the ith single-circuit processing chip is electrically connected with the ith single circuit;

when the universal redundant power supply works, the single-circuit processing chip records the working condition of the single-circuit in real time.

In one possible implementation manner, the control circuit includes a combining circuit processing chip;

the combining circuit processing chip is electrically connected with the n single-circuit processing chips;

when the universal redundant power supply works, the combining circuit processing chip reads data recorded in the single circuit processing chip in real time.

In one possible implementation, the control circuit includes an I2C bus;

the I2C bus is connected with the processing chip of the combining circuit.

In one possible implementation, the first side surface has a first hole, the second side surface has a second hole, and the universal redundant power supply further includes a fan;

the fan is positioned in the accommodating space formed by the power supply shell;

when the fan is operated, the airflow caused by the fan flows from the second side to the first side.

In one possible implementation, the n power input interfaces are power input interfaces of the type C14.

The embodiment of the utility model provides a technical scheme includes following beneficial effect at least:

the power supply system comprises a universal redundant power supply, a power supply shell, a plurality of power supply input interfaces, a plurality of power supply output interfaces, a power supply circuit and a power supply control circuit, wherein the power supply input interfaces and the power supply output interfaces are oppositely arranged on two opposite side surfaces of the shell of the universal redundant power supply, the power supply circuit is arranged in the power supply shell, the power supply circuit is correspondingly provided with a plurality of output ends and an input end, the input end of the power supply circuit corresponds to the power supply input interfaces, and the output end of the power supply circuit corresponds to the power supply output interfaces. Through the corresponding relation between the plurality of power input interfaces and the single power output interface and the arrangement of the corresponding power supply circuit, the power input from each power input interface is superposed and output from the power output interface, so that the universal redundant power supply can still be adapted to the common cabinet in the installation process under the condition that the working voltage is adapted to the high-power equipment, and the use adaptability of the high-power universal redundant power supply is improved.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention as claimed.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic diagram illustrating a universal redundant power supply provided by an exemplary embodiment of the present invention;

fig. 2 is a schematic diagram illustrating an installation method for installing a universal redundant power supply in a cabinet according to an exemplary embodiment of the present invention;

fig. 3 is a schematic diagram illustrating an arrangement method of power input interfaces on a first side according to an exemplary embodiment of the present invention;

fig. 4 is a schematic diagram illustrating an arrangement method of another power input interface on a first side according to an exemplary embodiment of the present invention;

fig. 5 is a schematic diagram illustrating a relative position relationship between a power output interface and a second side surface according to an exemplary embodiment of the present invention;

fig. 6 is a schematic diagram illustrating a universal redundant power supply according to an exemplary embodiment of the present invention;

fig. 7 is a schematic diagram illustrating a connection manner between a power supply circuit and an external circuit according to an exemplary embodiment of the present invention;

fig. 8 is a schematic structural diagram of a rectifier circuit according to an exemplary embodiment of the present invention;

fig. 9 is a schematic diagram illustrating a power supply circuit according to an exemplary embodiment of the present invention;

fig. 10 is a schematic diagram illustrating a universal redundant power supply provided by an exemplary embodiment of the present invention;

fig. 11 is a schematic diagram illustrating a connection relationship between a control circuit and a power supply circuit according to an exemplary embodiment of the present invention;

fig. 12 is a schematic diagram illustrating a connection relationship between another control circuit and a power supply circuit according to an exemplary embodiment of the present invention;

fig. 13 is a schematic diagram illustrating a connection relationship between another control circuit and a power supply circuit according to an exemplary embodiment of the present invention;

fig. 14 is a schematic diagram of a power supply circuit provided by an exemplary embodiment of the present invention;

fig. 15 is a combined block diagram of a power supply circuit and a control circuit according to an exemplary embodiment of the present invention;

fig. 16 is a schematic diagram illustrating a first side according to an exemplary embodiment of the present invention;

fig. 17 is a schematic structural diagram of a second side surface according to an exemplary embodiment of the present invention;

fig. 18 is a schematic structural diagram illustrating a fan installed in a universal redundant power supply according to an exemplary embodiment of the present invention.

The various reference numbers in the drawings are illustrated below:

1-universal redundant power supply;

11-power supply shell, 12-power supply input interface, 13-power supply output interface, 14-power supply circuit, 15-control circuit and 16-fan;

111-a first side, 112-a second side;

1111-a first hole, 1112-a handle, 1113-a cover plate, 1114-an indicator light, 1121-a second hole;

141-the input end of a power supply circuit, 142-the output end of the power supply circuit, 143-a single circuit, 144-a combiner circuit and 145-a rectifying circuit;

1431-power supply, 1432-electromagnetic interference filter;

1451-diode, 1452-full bridge rectifier circuit, 1453-transformer circuit, 1454-Moss tube, 1455-capacitor, 1456-transformer inductance device;

151-single circuit processing chip, 152-combining circuit processing chip;

161-fan handle;

200-a cabinet;

700-external circuit;

1501-electromagnetic interference filter, 1502-rectifier filter, 1503-alternating current-direct current converter, 1504-holding capacitor, 1505-high bandwidth resonant switching circuit, 1506-ideal diode, 1507-output terminal, 1508-photoelectric coupler, 1509-first processing chip, 1510-second processing chip, 1511-I2C bus.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

A universal redundant power supply is a power supply for a server that can be divided into multiple types depending on the needs of the server. In the related art, different types of universal redundant power supplies correspond to different types of power input interfaces.

The utility model provides a general redundant power supply of adaptation high-power consumption server, this general redundant power supply is through setting up a n power input interface on power shell's first side, and the correspondence sets up inside supply circuit, it is general redundant power supply in the course of the work, the receipt of the electric current that goes on through the power input interface, and carry out the stack of electric current in supply circuit, realize the high-power current output at the current output kneck, and need not to correspond the specific power input interface of configuration for realizing high-power current output, the use suitability of general redundant power supply has been improved.

Fig. 1 shows a schematic diagram of a universal redundant power supply 1 according to an exemplary embodiment of the present invention. The universal redundant power supply 1 comprises a power supply shell 11, n power supply input interfaces 12, a power supply output interface 13 and a power supply circuit 14; the n power input interfaces 12 are positioned on a first side surface 111 of the power shell 11, and the power output interface 13 is positioned on a second side surface 112 opposite to the first side surface 111; the power supply circuit 14 is located in the accommodating space formed by the power supply shell 11, and the power supply circuit 14 comprises n power supply circuit input ends 141 and a power supply circuit output end 142; the power supply circuit input 141 is electrically connected to the power input interface 12, and the power supply circuit output 142 is electrically connected to the power output interface 13.

The embodiment of the utility model provides an in, general redundant power supply 1 be with the server adaptation, and install the power in data center's rack with the modularization form. Therefore, the power supply housing 11 needs to be adapted to the modularity requirements of the cabinet. In one example, the power supply enclosure 11 has dimensions of 265mm long, 73.5mm wide and 40mm high. In the embodiment of the present invention, the power supply housing 11 of the universal redundant power supply 1 is a metal housing, or a plastic housing. The embodiment of the utility model provides a do not do the restriction to the actual material of power shell 11.

Referring to fig. 2, when the universal redundant power supply 1 is installed in the cabinet 200, the first side 111 faces the outside of the cabinet 200, and the second side 112 opposite to the first side 111 faces the inside of the cabinet 200. When the first side 111 and the second side 112 are disposed opposite to each other, the power input interface 12 on the first side 111 can be connected to a wire in an installation environment to supply power to the universal redundant power supply 1, and the power output interface 13 on the second side 112 can be inserted into a server to supply power to the server by the universal redundant power supply 1 through electrical connection between the power output interface 13 and a circuit in the server. In one example, when the dimensions of the power supply housing 11 are implemented to be 265mm long, 73.5mm wide and 40mm high, the first side 111 is a side of 73.5mm x 40mm, the second side 112 is an opposite side thereof, and the second side 112 is also a side of 73.5mm x 40 mm.

In the embodiment of the present invention, the number of the power input interfaces 12 is n, where n is a positive integer greater than or equal to 2. In one example, as shown in fig. 3, the number of power input interfaces 12 is 2, and 2 power input interfaces 12 are located side by side on the first side 111 of the power supply housing 11. In another example, as shown in fig. 4, the number of the power input interfaces 12 is 4, and the 4 power input interfaces 12 are located on the first side 111 of the power supply housing 11 in a 2 × 2 array. The embodiment of the present invention is not limited to the specific number of the power input interfaces 12 and the display form of the power input interfaces 12 on the first side 111. In the embodiment of the present invention, n power input interfaces 12 are implemented as n power sockets with the same model.

In the embodiment of the present invention, the number of the power output interfaces 13 is one. In the process of electrically connecting the universal redundant power supply 1 with the server, the power output interface 13 is inserted into the server, so that, as shown in fig. 5, the power output interface 13 protrudes from the second side surface 112. In the embodiment of the present invention, the second output interface 13 is made of metal, and when the universal redundant power supply 1 is in the working process, the power output interface 13 is electrified.

The power supply housing 11 has a power supply circuit 14 for supplying power to the n power input ports 12 and the one power output port 13. The supply circuit 14 has n supply circuit inputs 141 and one supply circuit output 142. In the power supply circuit 14, the currents in the n power supply circuit input terminals 141 are superposed and collected to the power supply circuit output terminal 142, and are output to the server as the superposed output current. In the embodiment of the present invention, the power supply circuit input 141 and the power input interface electrical connection 12, and the power supply circuit output 142 and the power output interface 13 are electrically connected. In the embodiment of the present application, the power supply circuit 14 is a power supply channel of the universal redundant power supply 1.

It should be noted that, in the related art, the types of the power input interface 12 of the universal redundant power supply 1 include a C14 type and a C20 type, wherein the power outlet of the C14 type refers to a power outlet conforming to IEC60320-C14 standard, belongs to a power line interface of an alternating current input power supply, and can support the current of 10A to pass through. The power socket of the C20 type is a power socket conforming to IEC60320-C20 standard, belongs to a power line interface of an alternating current input power supply, and can support the passing of 16A current. In the embodiment of the present application, at least two currents of 10A input through the power interface 12 of the type C14 may be merged by the power supply circuit 14, and finally a current equivalent to a current of 16A input through the power interface of the type C20 may be input to the server, so as to implement normal operation of the server.

Next, the operation principle of the universal redundant power supply according to the embodiment of the present invention will be described:

when the redundant power supply works, n strip electric leads in the working environment are correspondingly connected into n power input interfaces of the universal redundant power supply, and meanwhile, a power output interface of the universal redundant power supply is connected into the server in an inserting mode. At this point, the universal redundant power supply will be energized. After the universal redundant power supply is electrified, the n power supply circuit input ends positioned in the power supply shell are electrically connected with the power supply input interface, current is conducted into the universal redundant power supply, the current is processed in a confluence mode, and the converged current is output to the server through the power supply circuit output end, so that power supply to the server is achieved.

To sum up, the embodiment of the utility model provides a general redundant power supply, relative two sides on general redundant power supply's shell, the subtend sets up a plurality of power input interfaces and a power output interface to carry out supply circuit's setting in power shell is inside, make supply circuit also correspond and have a plurality of outputs and an input, supply circuit's input corresponds respectively with power input interface, supply circuit's output corresponds with power output interface. Through the corresponding relation between the plurality of power input interfaces and the single power output interface and the arrangement of the corresponding power supply circuit, the power input from each power input interface is superposed and output from the power output interface, so that the universal redundant power supply can still be adapted to the common cabinet in the installation process under the condition that the working voltage is adapted to the high-power equipment, and the use adaptability of the high-power universal redundant power supply is improved.

The utility model discloses in, arrange through the circuit to the inside supply circuit of general redundant power supply, realized output current stack generation output current's effect in general redundant power supply. Fig. 6 shows a schematic diagram of a universal redundant power supply 1 according to an exemplary embodiment of the present invention. The universal redundant power supply 1 comprises 2 power input interfaces 12, a power output interface 13 and a power supply circuit 14. In the embodiment of the present invention, the connection form corresponding to the 2 power input interfaces 12 on the first side 111 and the power output interface 13 on the second side 112 please refer to fig. 6, the power supply circuit 14 includes 2 single- circuit circuits 143, 2 rectifying circuits 145 and a combiner circuit 144.

In the embodiment of the present invention, the number of the power input interfaces 12 is 2, and the number of the power output interfaces 13 is 1. Corresponding to 2 power input interfaces 12 and one power output interface 13, the power supply circuit 14 will be provided with one-way circuits 143 corresponding to the number of the power input interfaces 12 and a combining circuit 144 corresponding to the power output interface 13. In the embodiment of the present invention, referring to fig. 7, when a loop is formed between the power supply circuit 14 and the external circuit 700, the two single circuits 143 are connected in parallel. Connection through two single-circuit circuits 143 with parallelly connected form is gone on the embodiment of the utility model provides an in, the single-circuit output through two single-circuit circuits 143 promptly and the way of combining circuit input electric connection of combining circuit 144 make the electric current among 2 single-circuit circuits 143 switch on to combining circuit 144 to carry out the voltage in combining circuit 144 and combine, with the stack that realizes the electric current. That is, the single circuit output end of the n single circuits corresponds to the n power input interfaces, and the single circuit input end of the ith single circuit is electrically connected with the ith power input interface.

Alternatively, in the embodiment of the present application, the current passing through each one-way circuit 143 is equal.

The embodiment of the present invention provides an embodiment, the current input to the one-way circuit 143 is the alternating current input, or the high voltage direct current input, and simultaneously, the final current that carries out the voltage combination 144 has the voltage combination requirement that corresponds, so between one-way circuit 143 and combination circuit 144, carry out the setting of rectifier circuit 145 to the realization is to the rectification of the current in the input one-way circuit 143. Optionally, the rectifying circuit 145 is located between the one-way circuit 143 and the combining circuit 144. The output end of the single circuit of the 2 single circuits 143 corresponds to the input end of the rectifying circuit of the 2 rectifying circuits 145, that is, the n single circuits correspond to the n rectifying circuits, and the output end of the single circuit of the ith single circuit corresponds to the input end of the rectifying circuit of the ith rectifying circuit. The output ends of the 2 rectifying circuits 145 are electrically connected to the input end of the combining circuit 144.

Referring to fig. 8, in the embodiment of the present application, the rectifying circuit 145 includes a full-bridge rectifying circuit 1452 and a transformer 1453. Through the processing of the full-bridge rectification circuit 1452, the high-voltage ac/dc current in the one-way circuit 143 will be converted into low-voltage dc current; through the processing of the transforming circuit 1453, the low voltage dc current is further processed into a current corresponding to the input of the combined current, so as to achieve the effect of outputting a current different from the single current.

Optionally, the rectifying circuit 145 includes at least one diode 1451 therein; when the one-way circuit 143 fails, the diode 1451 interrupts a current in the rectifier circuit 145 corresponding to the one-way circuit 143.

The diode is an element provided in a circuit and having a unidirectional energization capability. In the embodiment of the present invention, when a single-circuit fails, if the diode 1451 is not provided, the current supplied from other single-circuit 143 to the combiner circuit 144 will flow back to the failed single-circuit 143, so that the power supply circuit 14 fails integrally. When the diode 1451 is disposed in the rectifying circuit 145, as shown in fig. 9, due to the diode 1451, when the one-way circuit 143 fails, the current on the combining circuit 144 cannot be transmitted back to the failed one-way circuit 143 corresponding to the rectifying circuit 145 through the rectifying circuit 145 due to the unidirectional power-on capability of the diode 1451.

As shown in fig. 9, the number of the diodes 1451 is 1. In the embodiment of the present invention, the number of the diodes 1451 is at least one for each rectifying circuit 145, and the embodiment of the present invention is not limited to the specific number of the diodes 1451.

To sum up, the embodiment of the utility model provides a general redundant power supply, relative two sides on general redundant power supply's shell, the subtend sets up a plurality of power input interfaces and a power output interface to carry out supply circuit's setting in power shell is inside, make supply circuit also correspond and have a plurality of outputs and an input, supply circuit's input corresponds respectively with power input interface, supply circuit's output corresponds with power output interface. Through the corresponding relation between the plurality of power input interfaces and the single power output interface and the arrangement of the corresponding power supply circuit, the power input from each power input interface is superposed and output from the power output interface, so that the universal redundant power supply can still be adapted to the common cabinet in the installation process under the condition that the working voltage is adapted to the high-power equipment, and the use adaptability of the high-power universal redundant power supply is improved.

The embodiment of the utility model provides a general redundant power supply comprises many single-circuit circuits and closes the way circuit jointly supply circuit to make the single-circuit after parallelly connected each other with close the way circuit and be connected, make the electric current that corresponds by every voltage input interface behind the single-circuit, can carry out voltage and close the way and the electric current flow equalizes in closing the way circuit, the electric current and the voltage of final output and server adaptation have further improved general redundant power supply's use suitability.

The embodiment of the utility model provides a general redundant power supply corresponds many single circuit and still is provided with rectifier circuit, in rectifier circuit, will carry out rectification and vary voltage by the electric current that single circuit introduced and handle, converts highly compressed direct current or alternating current into the direct current of low pressure. And then make the way circuit of combining can adapt to different input currents, further improved the use suitability of general redundant power.

The embodiment of the utility model provides a general redundant power supply through the setting of the diode that has the one-way conduction function in rectifier circuit, when making the one way circuit break down, other one way circuits can keep the state of normal work, have guaranteed the stability of general redundant power supply in the use.

The embodiment of the utility model provides an in, correspond supply circuit, still be provided with control circuit, also be outband control channel to single circuit in to redundant power supply is controlled with the way circuit that closes in the course of the work. Meanwhile, in order to ensure the heat dissipation effect of the universal redundant power supply, a heat dissipation structure is also arranged in the universal redundant power supply. Fig. 10 shows a schematic structural diagram of a universal redundant power supply 1 according to an exemplary embodiment of the present invention. Referring to fig. 10, the universal redundant power supply 1 includes a power supply housing 11, 2 power input interfaces 12, a power output interface 13, a power supply circuit 14, a control circuit 15, and a fan 16.

In the embodiment of the present application, the power supply housing 11 is implemented as a metal rectangular parallelepiped having a length of 265mm, a width of 73.5mm, and a height of 40 mm. The first side 111 is a side 73.5mm x 40mm, the second side 112 is an opposite side, and the second side 112 is a side 73.5mm x 40 mm. The 2 power input interfaces 12 are arranged in parallel on the first side, the power output interface 13 is arranged on the second side, and the power output interface 13 protrudes from the second side 112 to be correspondingly connected to the server.

In the embodiment of the present application, the accommodating space formed inside the power supply housing 11 further includes a control circuit 15, i.e., an out-of-band control channel, in addition to the power supply circuit 14.

Optionally, the control circuit 15 is connected with the power supply circuit 14; when the universal redundant power supply operates, the control circuit 15 manages the operating conditions of the one-way circuit 143 and the combining circuit 144.

Referring to fig. 11, the control circuit 15 is electrically connected to the power supply circuit 14. In the case where the two are electrically connected, the control circuit 15 can read data generated in the power supply circuit 14. Meanwhile, the control circuit 15 may send a control signal to the power supply circuit 14 to control the power supply circuit 14.

In the embodiment of the present application, the control circuit 15 may control the single-path circuit 143 and the coupling circuit 144 separately in response to the presence of the single-path circuit 143 and the coupling circuit 144 in the power supply circuit 14.

Optionally, the control circuit 15 includes 2 single circuit processing chips 151, and the 2 single circuit processing chips 151 are electrically connected to the 2 single circuits 143 correspondingly. That is, the n single-circuit processing chips correspond to the n single circuits, and the ith single-circuit processing chip is electrically connected to the ith single circuit. When the universal redundant power supply works, the single-circuit processing chip 151 records the working condition of the single-circuit 143 in real time.

Referring to fig. 12, the control circuit 15 is provided with two single-circuit processing chips 151 corresponding to the 2 single-circuit processing chips 143 in the embodiment of the present application, and each single-circuit processing chip 151 is connected to one single-circuit processing chip 143. Optionally, when the single circuit 143 is in an operating state, single circuit operating data may be generated in real time, and the single circuit processing chip 151 records the single circuit operating data to determine the operating condition of the single circuit 143 corresponding to itself in real time. Optionally, when the one-way circuit 143 fails, the one-way circuit processing chip 151 may further send a control instruction to control the one-way circuit 143 to stop operating.

Optionally, the control circuit 15 includes a combining circuit processing chip 152, the combining circuit processing chip 152 is electrically connected to the 2 single-circuit processing chips 151, and when the universal redundant power supply 1 works, the combining circuit processing chip 152 reads data recorded in the single-circuit processing chip 151 in real time.

In the embodiment of the present application, in the control circuit 15, the processing chip corresponding to the combining circuit 144 is the combining circuit processing chip 152, the number of the combining circuit processing chips 152 is 1, and in the embodiment of the present invention, please refer to fig. 13, after being connected to the combining circuit 144, the combining circuit processing chip 152 establishes electrical connection with the single-circuit processing chip 151, respectively. On the basis of the electrical connection, the combining circuit processing chip 152 is also in communication connection with the single circuit processing chip 151. Since the single-circuit processing chip 151 obtains the operating state of the single-circuit 143, the combining circuit processing chip 152 may collect the operating data of each single-circuit in real time and generate the combining circuit operating data according to the operating data of the single-circuit by the electrical connection and the communication connection between the combining circuit processing chip 152 and the single-circuit processing chip 151.

During the operation of the universal redundant power supply 1, the functions performed by the combining circuit processing chip 152 may be as follows:

(1) and determining whether the single circuit 143 and the rectifying circuit 145 corresponding to the single circuit operation data are abnormal or not based on the single circuit operation data.

(2) And generating a control instruction for the one-way circuit 143 according to the single-way circuit operation data, transmitting the control instruction to the one-way circuit processing chip 151 corresponding to the one-way circuit operation data, and controlling the one-way circuit 143 after the one-way circuit processing chip 151 receives the control instruction.

(3) And generating a control instruction for the combining circuit 144 according to the summary of the working data of the single-circuit, and directly controlling the combining circuit 144 according to the control instruction.

The embodiment of the utility model provides a do not limit to the concrete function of combining circuit processing chip 152.

Optionally, the control circuit 15 includes an I2C bus, and the I2C bus is connected to the combining circuit processing chip 152.

An I2C (Inter-Integrated Circuit) bus is a line for connecting the combiner Circuit processing chip 152 and controlling other devices. Optionally, the I2C bus is communicatively connected to the computer device, and through the communicative connection between the I2C bus and the computer device, the computer device can know the single circuit operating data and the combined circuit operating data, that is, determine the state of the universal redundant power supply 1. Meanwhile, the computer device may also send a control instruction to the combining circuit processing chip 152 and each one-way circuit processing chip 151 in the universal redundant power supply 1 through the I2C bus to perform overall control on the universal redundant power supply 1.

In response to the above description of the power supply circuit 14, fig. 14 shows a schematic diagram of a power supply circuit 14 according to an exemplary embodiment of the present invention. Please refer to fig. 14. The power supply circuit includes 2 single circuits 143, 2 rectifying circuits 145, and 1 combining circuit 144. Each one-way circuit 143 has a power supply 1431, and the power supply 1431 is an ac power supply and is connected to an emi filter 1432. After being connected to the electromagnetic interference filter 1432, the one-way circuit 143 is connected to the rectifying path 145. The rectifying path 145 includes a full bridge rectifying circuit 1452 having 6 moss tubes 1454 and two capacitors 1455. Connected to the full bridge rectifier circuit 1452 is a transformer circuit 1453 having two mos transistors 1454, a diode 1451 and a set of transformer inductance devices 1456. After passing through the rectifying circuits 145, the currents in the 2 rectifying circuits 145 are superimposed on the combining circuit 144 and output, and optionally, the output voltage is 12V.

Meanwhile, please refer to fig. 15 corresponding to the combination of the power supply circuit 14 and the control circuit 15, which shows a combination block diagram of the power supply circuit 14 and the control circuit 15 according to an exemplary embodiment of the present invention. Referring to fig. 15, the situation corresponds to the case where the number of the power input interfaces 12 is 2. The combination of the control circuit 15 and the power supply circuit 14 includes 2 identical one-way circuits 143 and rectifier circuits 145, and a coupling circuit 144 that outputs the final voltage. In the present embodiment, each of the one-way circuit 143 and the rectifying circuit 145 has an emi filter 1501, a rectifying filter 1502, an ac-dc converter 1503, a holding capacitor 1504, a high-bandwidth resonant switching circuit 1505, and an ideal diode 1506 connected in this order, and finally outputs a current through an output terminal 1507 of the corresponding combining circuit 144. Meanwhile, the ac-dc converter 1503 is also connected to a first processing chip 1509 configured with a photocoupler 1508, where the first processing chip 1509 is the single-circuit processing chip 151; meanwhile, the first processing chip 1509 is connected to the second processing chip 1510, and the second processing chip 1510 is the combining circuit processing chip 152. The second processing chip 1510 is also connected to an I2C bus 1511.

Optionally, the first side 111 has a first hole 1111, the second side 112 has a second hole 1121, the universal redundant power supply 1 further includes a fan 16, the fan 16 is located in the accommodating space formed by the power supply housing 11, and when the fan 16 works, the airflow caused by the fan 16 flows from the second side 112 to the first side 111.

Referring to fig. 16, in the embodiment of the invention, besides two power input interfaces 12, the first side 111 has first holes 1111, the first holes 1111 are implemented as honeycomb-type holes, and the number of the first holes 1111 is 10, so as to form a first hole array. Optionally, the material forming the first hole is a heat-resistant material. In addition, the first side 111 further has a handle 1112, a cover 1113, and an indicator 1114, wherein the handle 1112 is used for moving the universal redundant power supply 1, the indicator 1114 is used for indicating the current status of the universal redundant power supply 1, and the cover 1113 is used for covering the indicator 1114 in the closed status and exposing the indicator 1114 in the open status.

Referring to fig. 17, in the embodiment of the present invention, the second side surface 112 has a second hole 1121 in addition to the power output interface 13. The second holes 1121 are rectangular holes, and the number of the second holes 1121 is 18, so as to form a second hole array. Optionally, the second holes 1121 are made of a heat-resistant material, as in the first holes 1111.

In the embodiment of the present invention, in order to ensure the heat dissipation efficiency in the universal redundant power supply, the fan 16 is provided in the accommodating space formed by the power supply housing 11.

Optionally, to ensure the flexibility of the fan 16 in disassembly, the fan 16 is provided with a fan handle 161 protruding from the power supply housing 11. In an example, referring to fig. 18, an opening is formed on a bottom surface of the power supply housing 11, the fan handle 161 is disposed in the opening, and correspondingly, the fan 16 is disposed in the accommodating space formed by the power supply housing 11, when the fan 16 works, the airflow caused by the fan 16 flows from the second side surface 112 to the first side surface 111, that is, the airflow caused by the fan 16 enters from the second holes 1121 and flows out from the first holes 1111.

To sum up, the general redundant power supply that this application embodiment provided, relative two sides on the shell of general redundant power supply, subtend and set up a plurality of power input interfaces and a power output interface to carry out supply circuit's setting in power shell is inside, make supply circuit also correspond and have a plurality of outputs and an input, supply circuit's input corresponds respectively with power input interface, supply circuit's output corresponds with power output interface. Through the corresponding relation between the plurality of power input interfaces and the single power output interface and the arrangement of the corresponding power supply circuit, the power input from each power input interface is superposed and output from the power output interface, so that the universal redundant power supply can still be adapted to the common cabinet in the installation process under the condition that the working voltage is adapted to the high-power equipment, and the use adaptability of the high-power universal redundant power supply is improved.

The general redundant power supply provided by the embodiment of the application carries out the setting of control circuit through corresponding supply circuit, makes general redundant power supply in the course of the work, and supply circuit's working data can be saved in real time, simultaneously, according to general redundant power supply's operating condition, can carry out current control to each single circuit or combiner circuit, has further improved general redundant power supply's safety in utilization and use suitability.

The fan is arranged in the universal redundant power supply, and the holes are formed in the first side face and the second side face corresponding to the flowing direction of the fan, so that heat generated by the redundant power supply in the working process can be dissipated in time along with air flow driven by the fan, and the use safety of the redundant power supply is further improved.

Above-mentioned all optional technical scheme can adopt arbitrary combination to form the optional embodiment of this utility model, and the repeated description is no longer given here.

The above description is only an alternative embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims (10)

1. A universal redundant power supply (1), characterized in that the universal redundant power supply (1) comprises a power supply housing (11), n power supply input interfaces (12), a power supply output interface (13) and a power supply circuit (14), wherein n is an integer not less than 2;

the n power input interfaces (12) are positioned on a first side surface (111) of the power supply shell (11), the power output interface (13) is positioned on a second side surface (112) opposite to the first side surface (111), and the power output interface (13) protrudes out of the second side surface (112);

the power supply circuit (14) is positioned in an accommodating space formed by the power supply shell (11), the power supply circuit (14) comprises n power supply circuit input ends (141) and a power supply circuit output end (142), and the power supply circuit input ends (141) are electrically connected with the power supply circuit output end (142);

the input end (141) of the power supply circuit is electrically connected with the power input interface (12), and the output end (142) of the power supply circuit is electrically connected with the power output interface (13).

2. Universal redundant power supply (1) according to claim 1, characterized in that said power supply circuit (14) comprises n one-way circuits (143) and a combining circuit (144);

the n single circuits (143) are connected in parallel;

the single circuit output ends of the n single circuits (143) correspond to the n power input interfaces (12), and the single circuit input end of the ith single circuit (143) is electrically connected with the ith power input interface (12);

the single-circuit output ends of the n single-circuit circuits (143) are electrically connected with the combiner circuit input end of the combiner circuit (144);

the output end of the combining circuit is electrically connected with the power output interface (13).

3. Universal redundant power supply (1) according to claim 2, characterized in that said power supply circuit (14) further comprises n rectifying circuits (145);

the rectifying circuit (145) is located between the one-way circuit (143) and the combining circuit (144);

the n single-circuit circuits (143) correspond to the n rectifying circuits (145), and the output end of the single-circuit of the ith single-circuit (143) is electrically connected with the input end of the rectifying circuit of the ith rectifying circuit (145);

the output ends of the rectifying circuits of the n rectifying circuits (145) are electrically connected with the input end of the combining circuit (144).

4. Universal redundant power supply (1) according to claim 3, characterized in that said rectifying circuit (145) comprises at least one diode (1451);

when the one-way circuit fails, the diode (1451) interrupts a current in the rectifier circuit (145) corresponding to the one-way circuit.

5. Universal redundant power supply (1) according to claim 2, characterized in that said universal redundant power supply (1) further comprises a control circuit (15);

the control circuit (15) is positioned in the accommodating space formed by the power supply shell (11), and the control circuit (15) is connected with the power supply circuit (14);

when the universal redundant power supply (1) works, the control circuit (15) manages the working conditions of the single-circuit (143) and the combining circuit (144).

6. Universal redundant power supply (1) according to claim 5, characterized in that said control circuit (15) comprises n single circuit processing chips (151);

the n single-circuit processing chips (151) correspond to the n single-circuit processing chips (143), and the ith single-circuit processing chip (151) is electrically connected with the ith single-circuit processing chip (143);

when the universal redundant power supply (1) works, the single-circuit processing chip (151) records the working condition of the single-circuit (143) in real time.

7. Universal redundant power supply (1) according to claim 6, characterized in that said control circuit (15) comprises a combining circuit processing chip (152);

the combiner circuit processing chip (152) is electrically connected with the n single-circuit processing chips (151);

when the universal redundant power supply (1) works, the combining circuit processing chip (152) reads data recorded in the single circuit processing chip (151) in real time.

8. Universal redundant power supply (1) according to claim 7, characterized in that said control circuit (15) comprises an I2C bus;

the I2C bus is connected with the combining circuit processing chip (152).

9. Universal redundant power supply (1) according to any of claims 1 to 8, characterized in that said first side (111) has a first hole (1111) and said second side (112) has a second hole (1121), said universal redundant power supply (1) further comprising a fan (16);

the fan (16) is positioned in the accommodating space formed by the power supply shell (11);

when the fan (16) is operating, the air flow caused by the fan (16) flows from the second side (112) to the first side (111).

10. Universal redundant power supply (1) according to any of claims 1 to 8, characterized in that said n power input interfaces (12) are power input interfaces of the type C14.

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