CN211720018U

CN211720018U - Cabinet power supply system

Info

Publication number: CN211720018U
Application number: CN202020668499.4U
Authority: CN
Inventors: 潘小敏; 张华巍; 钟吉; 蒋晓峰; 沈跃平
Original assignee: Zhejiang Shanying Paper Industry Co Ltd
Current assignee: Zhejiang Shanying Paper Industry Co Ltd
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2020-10-20
Anticipated expiration: 2030-04-27

Abstract

The utility model relates to a rack power supply system. It has solved among the prior art switching power supply unstability in the server rack, cause the problem of rack power loss easily, it includes the rack, be equipped with a plurality of circuit spacer in the rack, both sides are equipped with a first equipment fixing frame and second equipment fixing frame respectively about the circuit spacer, total mains circuit breaker is installed to first equipment fixing frame one end, total mains circuit breaker one end is connected with first switch protection subassembly and second switch protection subassembly respectively, first switch protection subassembly one end is connected with first direct current miniature circuit breaker, second switch protection subassembly one end is connected with second direct current miniature circuit breaker, parallelly connected between first direct current miniature circuit breaker and the second direct current miniature circuit breaker, first direct current miniature circuit breaker and second direct current miniature circuit breaker link to each other with the total direct current power supply distribution subassembly that sets up in the rack. The utility model has the advantages that: the switching power supply has good stability and the service life of the switching power supply is prolonged.

Description

Cabinet power supply system

Technical Field

The utility model relates to a rack power supply technical field, concretely relates to rack power supply system.

Background

With the development of technology, server cabinets are used by more and more enterprises. The power supply system of the present server rack uses a power distribution unit to provide voltage to a power supply connected to each server, the power of the power supply is usually 300 watts, and each server is equipped with a main power supply and a backup power supply to ensure the normal operation of the server. Taking 6 servers in the cabinet as an example, 12 power supplies need to be arranged, so the number of the power supplies in the cabinet is large, the cost is greatly increased, and the power supplies are connected with the power distribution unit to use too many cables, so the cables are not convenient to manage, furthermore, the conventional cabinet wiring mode is generally wiring from the external commercial power to the cabinet and is connected to a switch power supply in the cabinet through a miniature circuit breaker, the direct current power output is configured to the electric equipment through the miniature circuit breaker, the switch power supply is unstable in the later period of use in the wiring mode, and the condition of cabinet power loss is easily caused.

In order to solve the defects of the prior art, people have long searched for and put forward various solutions. For example, the chinese patent document discloses a power supply system for a server cabinet [ CN201210116038.6], which comprises a source socket board having a plurality of sockets, first and second electrical connections, and first and second through holes, each socket including a first power pin connected to the first electrical connection and a first ground pin connected to the second electrical connection, a substrate having a plurality of power interfaces, third and fourth electrical connections, and third and fourth through holes, each power interface including a second power pin connected to the third electrical connection and a second ground pin connected to the fourth electrical connection, each power supply disposed on the substrate having an input connected to an external ac power source and an output connected to the power interfaces, the first and second connectors connecting the substrate to the source socket board through the first to fourth through holes to electrically connect the first and third electrical connections, the second and fourth electrical connection portions are electrically connected.

Above-mentioned scheme has solved to a certain extent among the prior art in the server rack power supply use quantity many, with high costs and reason line inconvenient problem, but this scheme still has a great deal of not enough, for example: use later stage switching power supply unstability, cause the rack to lose the electricity easily, rack switching power supply life is short moreover, and periodic maintenance, replacement cost are higher.

Disclosure of Invention

The utility model aims at the above-mentioned problem, provide a reasonable in design, good and long service life's of stability rack power supply system.

In order to achieve the above purpose, the utility model adopts the following technical proposal: the power supply system of the cabinet comprises the cabinet, a plurality of circuit spacing devices which are parallel to each other and transversely arranged are fixedly arranged in the cabinet, and the upper and lower sides of the line spacing device are respectively provided with a first equipment mounting rack and a second equipment mounting rack which are parallel to the line spacing device, one end of the first equipment mounting rack is provided with a main commercial power circuit breaker, one end of the main commercial power circuit breaker is respectively connected with a first switch protection component and a second switch protection component, one end of the first switch protection component far away from the main commercial power circuit breaker is connected with a first direct current miniature circuit breaker, and one end of the second switch protection component far away from the main commercial power circuit breaker is connected with a second direct current miniature circuit breaker, the output ends of the first direct current miniature circuit breaker and the second direct current miniature circuit breaker are connected in parallel, and the output ends of the first direct current miniature circuit breaker and the second direct current miniature circuit breaker are connected with a total direct current power supply distribution assembly arranged in the cabinet. Through set up first switch protection subassembly and second switch protection subassembly respectively at total mains output end, divide into two way outputs with total mains, effectively promoted switching power supply's in the rack stability and life, prolonged switching power supply's life.

In the above cabinet power supply system, the first switch protection assembly includes a first mains supply miniature circuit breaker, the first mains supply miniature circuit breaker is provided with a first input end and a first output end, the first input end is connected with the main mains supply circuit breaker, the first output end is connected with a first switch power supply, the first switch power supply is connected with one end of a first redundancy module arranged on one side of the first switch power supply and located on the first equipment mounting frame, and the other end of the first redundancy module is connected with one end of a first direct current miniature circuit breaker. The first commercial power miniature circuit breaker, the first redundancy module and the first direct current miniature circuit breaker are sequentially arranged at one end of the main commercial power, so that the first switching power supply in one of the output circuits is effectively protected, and the condition that the cabinet is power-off is avoided.

In the above cabinet power supply system, the second switch protection assembly includes a second mains supply miniature circuit breaker, the second mains supply miniature circuit breaker is provided with a second input end and a second output end, the second input end is connected with the main mains supply circuit breaker, the second output end is connected with a second switch power supply, the second switch power supply is connected with one end of a second redundancy module arranged on one side of the second switch power supply and located on the first equipment mounting frame, and the other end of the second redundancy module is connected with one end of a second direct current miniature circuit breaker. The main mains supply circuit breaker is divided into two paths of outputs through the first switch protection assembly and the second switch protection assembly, the second mains supply miniature circuit breaker, the second redundancy module and the second direct current miniature circuit breaker are used for protecting the second switch power supply, the safety is good, and the stability of equipment operation is improved.

In the above cabinet power supply system, the main utility power breaker is located on one side of the first switching power supply away from the first redundant module, and the first redundant module and the second redundant module are arranged adjacently.

In foretell rack power supply system, first commercial power miniature circuit breaker and the adjacent setting of second commercial power miniature circuit breaker, and all install on first equipment fixing frame and lie in the one side that the redundant module of second was kept away from to the second switching power supply.

In foretell rack power supply system, total DC power supply distribution subassembly includes a plurality of DC distribution miniature circuit breakers that set up side by side, and DC distribution miniature circuit breaker sets up in second equipment fixing frame one end.

In the above cabinet power supply system, the first dc miniature circuit breaker and the second dc miniature circuit breaker are disposed at one end of the second equipment mounting bracket away from the dc distribution miniature circuit breaker.

In the above cabinet power supply system, the line spacer package block is transversely installed on the frame body, the transverse installation frame body is internally provided with a connection cavity, a plurality of orderly-arranged connection through holes are arranged on the upper side and the lower side of the transverse installation frame body, and the connection through holes and the connection cavity are communicated with each other. The arrangement is convenient for wire arrangement.

Compared with the prior art, the utility model has the advantages of: simple structure, low cost through set up first redundant module and the redundant module of second on output circuit, have promoted the flexibility and the stability of equipment, utilize first switch protection subassembly and second switch protection subassembly commercial power to divide into two way outputs moreover, have improved the operating stability of first switching power supply and second switching power supply in the rack, have effectively avoided the condition that the rack loses electricity.

Drawings

Fig. 1 is a block diagram of the overall structure of the present invention;

fig. 2 is a detailed circuit diagram of the present invention;

fig. 3 is a schematic structural diagram of the line spacing device of the present invention.

In the figure, a cabinet 1, a line spacer 11, a horizontal mounting frame 111, a connection cavity 112, a connection through hole 113, a first equipment mounting frame 12, a second equipment mounting frame 13, a main utility power breaker 2, a first switch protection component 3, a first utility power miniature circuit breaker 31, a first input 311, a first output 312, a first switching power supply 32, a first redundant module 33, a second switch protection component 4, a second utility power miniature circuit breaker 41, a second input 411, a second output 412, a second switching power supply 42, a second redundant module 43, a first dc miniature circuit breaker 5, a second dc miniature circuit breaker 6, a main dc power distribution component 7, and a dc power distribution miniature circuit breaker 71.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-3, the power supply system of the local cabinet comprises a cabinet 1, a plurality of line spacing devices 11 which are parallel to each other and arranged horizontally are fixedly arranged in the cabinet 1, a first equipment mounting frame 12 and a second equipment mounting frame 13 which are parallel to the line spacing devices 11 are respectively arranged on the upper side and the lower side of the line spacing devices 11, a main commercial power circuit breaker 2 is mounted at one end of the first equipment mounting frame 12, a first switch protection component 3 and a second switch protection component 4 are respectively connected at one end of the main commercial power circuit breaker 2, a first direct current miniature circuit breaker 5 is connected at one end of the first switch protection component 3 away from the main commercial power circuit breaker 2, a second direct current miniature circuit breaker 6 is connected at one end of the second switch protection component 4 away from the main commercial power circuit breaker 2, and output ends of the first direct current miniature circuit breaker 5 and the second direct, and the output ends of the first direct current miniature circuit breaker 5 and the second direct current miniature circuit breaker 6 are connected with a total direct current power distribution assembly 7 arranged in the cabinet 1. Through setting up first switch protection subassembly 3 and second switch protection subassembly 4 respectively at total mains breaker 2 one end, divide into two tunnel outputs with total commercial power, improved the stability of power supply, effectively prolonged switch power supply's in the rack life moreover.

Wherein, first switch protection component 3 includes first commercial power miniature circuit breaker 31, has first input 311 and first output 312 on the first commercial power miniature circuit breaker 31 respectively, and first input 311 links to each other with total commercial power circuit breaker 2, and first output 312 links to each other with first switching power supply 32, and first switching power supply 32 links to each other with the first redundant module 33 one end that sets up in first switching power supply 32 one side and be located first equipment fixing frame 12, and the first redundant module 33 other end links to each other with first direct current miniature circuit breaker 5 one end. Through set up first redundant module 33 on first switch protection component 3, and set up first commercial power miniature circuit breaker 31 and first direct current miniature circuit breaker 5 respectively at commercial power input end and commercial power output end and formed effective protection to first switching power supply 32, avoided the condition of losing the electricity.

Visibly, the second switch protection assembly 4 comprises a second mains small circuit breaker 41, the second mains small circuit breaker 41 is respectively provided with a second input end 411 and a second output end 412, the second input end 411 is connected with the main mains circuit breaker 2, the second output end 412 is connected with a second switch power supply 42, the second switch power supply 42 is connected with one end of a second redundancy module 43 which is arranged on one side of the second switch power supply 42 and is positioned on the first equipment mounting frame 12, and the other end of the second redundancy module 43 is connected with one end of a second direct current small circuit breaker 6. The second switch protection component 4 and the first switch protection component 3 are mutually matched to ensure the stability of the main commercial power supply.

Further, the main mains breaker 2 is located on a side of the first switching power supply 32 remote from the first redundant module 33, and the first redundant module 33 is arranged adjacent to the second redundant module 43.

Specifically, the first mains miniature circuit breaker 31 and the second mains miniature circuit breaker 41 are adjacently arranged and both mounted on the first equipment mounting frame 12 on a side of the second switching power supply 42 remote from the second redundant module 43.

In detail, the total dc power distribution unit 7 includes a plurality of dc distribution miniature circuit breakers 71 arranged side by side, and the dc distribution miniature circuit breakers 71 are arranged at one end of the second equipment mounting bracket 13. One end of the dc distribution miniature circuit breaker 71 is connected to an external electric device.

Preferably, the first and second dc

miniature circuit breakers

5 and 6 are disposed at an end of the second equipment mounting bracket 13 remote from the dc distribution miniature circuit breaker 71.

Furthermore, the line spacer 11 is wrapped by a transverse mounting frame 111, a connecting cavity 112 is formed in the transverse mounting frame 111, a plurality of connecting through holes 113 which are arranged in order are formed in the upper side and the lower side of the transverse mounting frame 111, and the connecting through holes 113 and the connecting cavity 112 are communicated with each other. Here, the lateral mounting frame 111 has a fixing hole inside for fixing the lateral mounting frame 111 to the cabinet 1.

The principle of the embodiment is as follows: the main commercial power is divided into two lines for output, a first switch protection assembly 3 and a second switch protection assembly 4 are respectively arranged on the two lines, a first commercial power miniature circuit breaker 31, a first redundancy module 33 and a first direct current miniature circuit breaker 5 are arranged on the first switch protection assembly 3 to protect a first switch power supply 32, a second commercial power miniature circuit breaker 41, a second redundancy module 43 and a second direct current miniature circuit breaker 6 are arranged on the second switch protection assembly 4 to protect a second switch power supply 42, the service lives of the first switch power supply 32 and the second switch power supply 42 are effectively prolonged, and the double-output circuit is arranged to enable the equipment to run more stably.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms of cabinet 1, line spacer 11, lateral mounting frame 111, connection cavity 112, connection through hole 113, first equipment mounting frame 12, second equipment mounting frame 13, main utility breaker 2, first switch protection assembly 3, first utility miniature circuit breaker 31, first input 311, first output 312, first switching power supply 32, first redundant module 33, second switch protection assembly 4, second utility miniature circuit breaker 41, second input 411, second output 412, second switching power supply 42, second redundant module 43, first dc miniature circuit breaker 5, second dc miniature circuit breaker 6, main dc power distribution assembly 7, dc power distribution miniature circuit breaker 71, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. A power supply system of a machine cabinet comprises the machine cabinet (1), wherein a plurality of line spacing devices (11) which are parallel to each other and are transversely arranged are fixedly arranged in the machine cabinet (1), a first equipment mounting frame (12) and a second equipment mounting frame (13) which are parallel to the line spacing devices (11) are respectively arranged on the upper side and the lower side of the line spacing devices (11), one end of the first equipment mounting frame (12) is provided with a main commercial power circuit breaker (2), the power supply system is characterized in that one end of the main commercial power circuit breaker (2) is respectively connected with a first switch protection assembly (3) and a second switch protection assembly (4), one end of the first switch protection assembly (3) far away from the main commercial power circuit breaker (2) is connected with a first direct current miniature circuit breaker (5), and one end of the second switch protection assembly (4) far away from the main commercial power circuit breaker (2) is connected with a second direct current miniature circuit breaker (, first direct current miniature circuit breaker (5) and second direct current miniature circuit breaker (6) output between parallelly connected, just first direct current miniature circuit breaker (5) and second direct current miniature circuit breaker (6) output link to each other with total direct current power distribution unit (7) that set up in rack (1).

2. The cabinet power supply system according to claim 1, wherein the first switch protection assembly (3) comprises a first commercial power small-sized circuit breaker (31), the first commercial power small-sized circuit breaker (31) is provided with a first input end (311) and a first output end (312), the first input end (311) is connected with the main commercial power circuit breaker (2), the first output end (312) is connected with a first switch power supply (32), the first switch power supply (32) is connected with one end of a first redundancy module (33) which is arranged on one side of the first switch power supply (32) and is located on the first equipment mounting frame (12), and the other end of the first redundancy module (33) is connected with one end of a first direct current small-sized circuit breaker (5).

3. The cabinet power supply system according to claim 2, wherein the second switch protection assembly (4) comprises a second small-sized mains circuit breaker (41), the second small-sized mains circuit breaker (41) is provided with a second input end (411) and a second output end (412), the second input end (411) is connected with the main mains circuit breaker (2), the second output end (412) is connected with a second switch power supply (42), the second switch power supply (42) is connected with one end of a second redundancy module (43) which is arranged on one side of the second switch power supply (42) and is located on the first equipment mounting rack (12), and the other end of the second redundancy module (43) is connected with one end of a second direct current small-sized circuit breaker (6).

4. The cabinet supply system according to claim 2 or 3, characterized in that the main mains breaker (2) is located on the side of the first switching power supply (32) remote from the first redundant module (33), and the first redundant module (33) is located adjacent to the second redundant module (43).

5. The cabinet supply system according to claim 4, wherein the first and second mains miniature circuit breakers (31, 41) are arranged adjacent to each other and are mounted on the first equipment mounting block (12) on a side of the second switching power supply (42) remote from the second redundant module (43).

6. The cabinet power supply system according to claim 1, wherein the total dc power distribution assembly (7) comprises a plurality of dc power distribution miniature circuit breakers (71) arranged side by side, and the dc power distribution miniature circuit breakers (71) are arranged at one end of the second equipment mounting frame (13).

7. The cabinet supply system according to claim 6, wherein the first DC miniature circuit breaker (5) and the second DC miniature circuit breaker (6) are disposed at an end of the second equipment mounting bracket (13) remote from the DC distribution miniature circuit breaker (71).

8. The cabinet power supply system according to claim 1, wherein the line spacer (11) comprises a transverse mounting frame body (111), a connecting cavity (112) is formed in the transverse mounting frame body (111), a plurality of connecting through holes (113) are formed in the transverse mounting frame body (111) and are arranged in an orderly manner on the upper side and the lower side of the transverse mounting frame body (111), and the connecting through holes (113) are communicated with the connecting cavity (112).