CN213367652U - High-power high-frequency switching power supply - Google Patents
High-power high-frequency switching power supply Download PDFInfo
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- CN213367652U CN213367652U CN202022221509.2U CN202022221509U CN213367652U CN 213367652 U CN213367652 U CN 213367652U CN 202022221509 U CN202022221509 U CN 202022221509U CN 213367652 U CN213367652 U CN 213367652U
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Abstract
The utility model discloses a high-power high frequency switching power supply, include: the power module is arranged in the machine shell in a vertical mode, the number of the power module is the same as that of the machine frames, the power module is correspondingly arranged on the machine frames and comprises a positive end and a negative end, the bus bar comprises a first bus bar and a second bus bar, the two ends of the first bus bar and the two ends of the second bus bar are respectively fixed at the top end and the bottom end of the machine shell, the positive end is fixed on the first bus bar, the negative end is fixed on the second bus bar, the two side faces of the first bus bar are respectively provided with a plurality of diode modules, the diode modules and the corresponding power modules are connected and fixed through switching copper bars, the diode modules are stripped from the power module and are arranged on the surfaces of the two sides of the first bus bar, the heat dissipation effect is good, the production and assembly are simple, the volume of the power module can be reduced to a great extent, and the volume of equipment is, the cost is saved.
Description
Technical Field
The utility model relates to a power supply unit technical field, in particular to high-power high frequency switching power supply.
Background
The high-power high-frequency switch power supply is a device which adopts the principle of high-frequency inversion to convert alternating current in a power grid into direct current, and because of high power, the existing power devices such as switches and the like are not enough to bear the high-power conversion only by connecting a plurality of power devices (or a plurality of parts) in parallel. The high-power high-frequency switching power supply generally comprises a plurality of high-frequency switching power supply modules, wherein input sides of the high-power high-frequency switching power supply modules are connected in parallel, output sides of the high-power high-frequency switching power supply modules are connected in parallel, and alternating current which commonly bears high power is converted into direct current. Although the existing switching power supply has a plurality of advantages, the defects are not few, and the problems are mainly reflected in that the size is large, the installation of the diode is complex, the heat dissipation effect is not ideal, the difficulty in maintaining the diode is large, the structure of an external water path is complex, and water leakage and other adverse phenomena are easy to occur.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve one of the technical problem that exists among the prior art at least, provide a high-power high frequency switching power supply, can reduce and possess the space, structural layout is reasonable to the heat dissipation is even.
According to the utility model discloses an embodiment of first aspect provides a high-power high frequency switching power supply, include: the power supply module comprises a machine shell, a plurality of power supply modules and busbars, wherein the machine shell is internally and vertically provided with a plurality of frames, each power supply module is the same as the number of the frames, the power supply modules are correspondingly installed on the frames, each power supply module comprises a positive end and a negative end, each busbar comprises a first busbar and a second busbar, the two ends of the first busbar and the two ends of the second busbar are respectively fixed to the top end and the bottom end of the machine shell, the positive end is fixed to the upper surface of the first busbar, the negative end is fixed to the upper surface of the second busbar, a plurality of diode modules are respectively installed on the two side surfaces of the first busbar, and the diode modules are fixedly connected with the corresponding power supply modules through transfer copper bars.
Has the advantages that: the high-power high-frequency switching power supply comprises: the high-power high-frequency switching power supply comprises a machine shell, a plurality of power modules and busbars, wherein the machine shell is vertically provided with a plurality of machine frames, the number of the power modules is the same as that of the machine frames, the power modules are correspondingly arranged on the machine frames, each power module comprises a positive end and a negative end, each busbar comprises a first busbar and a second busbar, the two ends of the first busbar and the second busbar are respectively fixed at the top end and the bottom end of the machine shell, the positive end is fixed on the first busbar, the negative end is fixed on the second busbar, a plurality of diode modules are respectively arranged on the two side surfaces of the first busbar, and the diode modules and the corresponding power modules are connected and fixed through a switching copper bar, the diode modules are stripped from the power modules by the high-power high-frequency switching power supply and are arranged on the surfaces of the two sides of the first busbar, the heat dissipation effect is better, the production and the, thereby reducing the volume of the whole equipment and saving the cost.
According to the utility model discloses the embodiment of the first aspect high-power high frequency switching power supply, the switching copper bar includes first copper bar and the second copper bar through screwed connection, first copper bar with power module passes through screwed connection fixed, the second copper bar with diode module pass through screwed connection fixed, first busbar pass through screwed connection fixed with diode module.
According to the utility model discloses high-power high frequency switching power supply, high-power high frequency switching power supply still include the circuit breaker subassembly, the circuit breaker unit mount be in above the fixed plate of casing, the circuit breaker subassembly includes first circuit breaker and a plurality of second circuit breaker, and wherein, first circuit breaker is used for controlling the second circuit breaker, the second circuit breaker is connected to through the connecting wire first circuit breaker, the second circuit breaker is used for controlling power module.
According to the utility model discloses high-power high frequency switching power supply, high-power high frequency switching power supply still include complete machine positive plate and complete machine negative plate, complete machine positive plate one end with first busbar fixed connection, the complete machine positive plate other end stretches out outside the casing, complete machine negative plate one end with second busbar fixed connection, the complete machine negative plate other end stretches out outside the casing.
According to the utility model discloses high-power high frequency switching power supply, the positive terminal passes through screwed connection to be fixed above the first busbar.
According to the embodiment of the first aspect of the present invention, the negative terminal is fixed to the second bus bar through a screw.
According to the utility model discloses high-power high frequency switching power supply, high-power high frequency switching power supply still include the collecting pipe of intaking and the collecting pipe of going out water, the collecting pipe of intaking with power module's water inlet passes through articulate, the collecting pipe of going out water with power module's delivery port passes through articulate.
Drawings
The present invention will be further described with reference to the accompanying drawings and examples;
fig. 1 is a schematic structural diagram of a whole high-power high-frequency switching power supply of the embodiment of the present invention;
fig. 2 is a schematic diagram of an internal structure of a high-power high-frequency switching power supply according to an embodiment of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
fig. 4 is a schematic diagram of a power module according to an embodiment of the present invention.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1 to 4, a high power and high frequency switching power supply includes: enclosure 100, a number of power modules 200, bus bar 300, diode modules 400, circuit breaker assembly 600, water inlet manifold 700, and water outlet manifold 800. The power modules 200 are installed on the machine frame correspondingly, each power module 200 comprises a positive end 210 and a negative end 220, the bus bar 300 comprises a first bus bar 310 and a second bus bar 320, two ends of the first bus bar 310 and two ends of the second bus bar 320 are fixed to the top end and the bottom end of the machine frame 100 respectively, the positive end 210 of the power module is fixed to the first bus bar 310 through the diode module by screw connection, and the negative end 220 of the power module is fixed to the second bus bar 320 through screw connection. The two side surfaces of the first bus bar 310 are respectively provided with a plurality of diode modules 400, the number of the diode modules 400 is N times that of the power supply module 200, N is an integer greater than or equal to 2, and the diode modules 400 are fixedly connected with the positive terminals 210 of the corresponding power supply modules 200 through the transfer copper bars 500. Further, the switching copper bar 500 comprises a first copper bar 510 and a second copper bar 520 which are fixedly connected through screws, the first copper bar 510 is fixedly connected with the power module 200 through screws, the second copper bar 520 is fixedly connected with the diode module 400 through screws, and the diode module 400 is fixedly connected with the first bus bar 310 through screws. The water inlet manifold 700 is connected with the water inlet of the power module 200 through a joint, and the water outlet manifold 800 is connected with the water outlet of the power module 200 through a joint to form a waterway cycle.
The high-power high-frequency switching power supply complete machine further comprises a complete machine positive plate 910 and a complete machine negative plate 920, the positive end 210 of each power module 200 is fixedly connected with the first busbar 310, one end of the complete machine positive plate 910 is fixed on the first busbar 310, the other end of the complete machine positive plate 910 extends out of the machine shell 100, the negative end 220 of each power module 200 is fixedly connected with the second busbar 320, one end of the complete machine negative plate 920 is fixed on the second busbar 320, and the other end of the complete machine negative plate 920 extends out of the machine shell 100.
According to the high-power high-frequency switching power supply, the diode module 400 is stripped from the power supply module 200 and is installed on the surfaces of the two sides of the first bus bar 310, so that the high-power high-frequency switching power supply is simpler to produce and install on the one hand, and is better in heat dissipation effect on the other hand. The existing device diodes are often installed inside the power module, and in terms of maintenance, the single power module 200 must be pulled out from the device for maintenance, which is extremely costly in terms of maintenance time. This high-power high frequency switching power supply adopts two copper bars to fix with screwed connection between power module 200 and diode module 400, adopts screwed connection fixed between two copper bars, when diode module 400 broke down, only needs loosen the screw between first copper bar 510 and the second copper bar 520, just can separate diode module 400 and power module 200, change or maintenance diode module 400 that can be very convenient. Moreover, the diode module 400 is separated from the power module 200, so that the volume of the power module 200 can be reduced, the volume of the whole equipment is reduced, and the cost is saved.
In some of these embodiments, the circuit breaker assembly 600 is mounted on a fixed plate of the cabinet 100, the circuit breaker assembly 600 comprising a first circuit breaker 610 and a number of second circuit breakers 620, wherein the first circuit breaker 610 is used to control the second circuit breaker 620, the second circuit breakers 620 are connected to the first circuit breaker 610 by connecting wires, and the second circuit breakers 620 are used to control the power supply modules.
The high-power high-frequency switch power supply is a device for converting alternating current in a power grid into direct current by adopting a high-frequency inversion principle, and because of high power, the conventional power devices such as a switch and the like are not enough to bear the high-power conversion only by connecting a plurality of power devices in parallel. The high-power high-frequency switching power supply generally comprises a plurality of high-frequency switching power supply modules, wherein input sides of the high-power high-frequency switching power supply modules are connected in parallel, output sides of the high-power high-frequency switching power supply modules are connected in parallel, and the high-power high-frequency switching power supply modules share high-power alternating current and high.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (7)
1. A high power, high frequency switching power supply, comprising:
the device comprises a machine shell, a plurality of racks and a control system, wherein the plurality of racks are vertically arranged in the machine shell;
the number of the power supply modules is the same as that of the rack, the power supply modules are correspondingly installed on the rack and each power supply module comprises a positive electrode end and a negative electrode end; and
the bus bars comprise a first bus bar and a second bus bar, two ends of the first bus bar and two ends of the second bus bar are respectively fixed at the top end and the bottom end of the shell, the positive end of the first bus bar is fixed on the first bus bar, and the negative end of the first bus bar is fixed on the second bus bar;
the two side faces of the first bus bar are respectively provided with a plurality of diode modules, and the diode modules are fixedly connected with the corresponding power supply modules through the switching copper bars.
2. The high power high frequency switching power supply according to claim 1, characterized in that: the switching copper bar includes first copper bar and the second copper bar fixed through screwed connection, first copper bar with power module passes through screwed connection and fixes, the second copper bar with diode module passes through screwed connection and fixes, first busbar passes through screwed connection with diode module and fixes.
3. The high power high frequency switching power supply according to claim 1, characterized in that: the high-power high-frequency switch power supply further comprises a circuit breaker assembly, wherein the circuit breaker assembly is installed on the fixing plate of the casing, the circuit breaker assembly comprises a first circuit breaker and a plurality of second circuit breakers, the first circuit breaker is used for controlling the second circuit breakers, the second circuit breakers are connected to the first circuit breaker through connecting wires, and the second circuit breakers are used for controlling the power supply module.
4. The high power high frequency switching power supply according to claim 1, characterized in that: the high-power high-frequency switching power supply further comprises a complete machine positive plate and a complete machine negative plate, one end of the complete machine positive plate is fixedly connected with the first busbar, the other end of the complete machine positive plate extends out of the casing, one end of the complete machine negative plate is fixedly connected with the second busbar, and the other end of the complete machine negative plate extends out of the casing.
5. The high power high frequency switching power supply according to claim 1, characterized in that: and the positive terminal is fixed on the first bus bar through screw connection.
6. The high power high frequency switching power supply according to claim 1, characterized in that: and the negative end is fixed on the second bus bar through screw connection.
7. The high power high frequency switching power supply according to claim 1, characterized in that: the high-power high-frequency switching power supply further comprises a water inlet collecting pipe and a water outlet collecting pipe, the water inlet collecting pipe is connected with the water inlet of the power module through a joint, and the water outlet collecting pipe is connected with the water outlet of the power module through a joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022221509.2U CN213367652U (en) | 2020-09-30 | 2020-09-30 | High-power high-frequency switching power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022221509.2U CN213367652U (en) | 2020-09-30 | 2020-09-30 | High-power high-frequency switching power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213367652U true CN213367652U (en) | 2021-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022221509.2U Active CN213367652U (en) | 2020-09-30 | 2020-09-30 | High-power high-frequency switching power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213367652U (en) |
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2020
- 2020-09-30 CN CN202022221509.2U patent/CN213367652U/en active Active
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