CN201345562Y

CN201345562Y - Output framework of redundant electric power system

Info

Publication number: CN201345562Y
Application number: CNU2009200002656U
Authority: CN
Inventors: 吕绍锋
Original assignee: SHANYUAN TECHNOLOGY Co Ltd; FSP Technology Inc
Current assignee: SHANYUAN TECHNOLOGY Co Ltd; FSP Technology Inc
Priority date: 2009-01-15
Filing date: 2009-01-15
Publication date: 2009-11-11
Anticipated expiration: 2019-01-15

Abstract

The utility model provides an output framework of a redundant electric power system. The redundant electric power system comprises at least two power supplies, a first circuit board and a second circuit board. Each power supply is provided with a first connecting port, the second circuit board is provided with second connecting ports, the first connecting ports are correspondingly connected with the second connecting ports, the second connecting ports are electrically connected with at least one conductive component for conducting outputs of the power supplies, the other end of the conductive component conducts electric power to the second circuit board which is provided with at least one conversion circuit, and the conversion circuit modulates electric power conducting through the conductive component to form at least one output power to provide for negative load. By utilizing the structure, functions of converging electric power of multiple power supplies and conversion output can be achieved through the first circuit board and the second circuit board. Besides, the utility model has fine heat radiating effect and has the advantages of being capable of guaranteeing enough insulating strength among circuit components after the size thereof is reduced.

Description

Redundant formula electric power system output framework

Technical field

A kind of redundant formula electric power system output framework is meant the framework that converges whole a plurality of power supply units and integrate output of being used to of a kind of redundant formula electric power system especially.

Background technology

Known redundant formula electric power system is made of a plurality of power supply units, power supply unit in this class redundant formula electric power system adopts the design of sharing mechanism, in other words be exactly the electric power integration backboard that several power supply units are shared a casing and control usefulness, on practice, usually can be described as the N+M framework, in general, " N " refer to the required sum total power termination of this industrial computer value the power supply unit quantity of corresponding combination, " M " then refers to the damage quantity of admissible power supply unit, with the 2+1 framework is example, constituted by three power supply units exactly, under the situation of 1 an expression tolerable power supply unit damage therein of back, but other power supply unit is normal supply electric power still, certainly according to different demands, the particular design of N+2 framework is arranged also.

Yet the electric power system of existing redundant formula can be with reference to " the spare power supply device structure " of No. the 562163rd, TaiWan, China patent announcement, from content that this preceding case disclosed as seen, define more than one chute space 14 in one box body 10 to locate more than one power supply unit 30, and these several power supply units 30 are connected on several connectors 12 on the circuit board 11, but the output power integration that makes several power supply units 30 is on this circuit board 11 and form redundant formula power supply.

The circuit board 11 described in the case is exactly known " backboard " in the redundant formula power supply in fact before being somebody's turn to do, and the main function of existing backboard is exactly the electric power of a plurality of power supply units of integration, and existing backboard more need possess the function of power conversion, so that the output power of different electric power position standard more than to be provided, yet along with the dimensions of redundant formula electric power system also begins towards compact design style development, therefore except power supply unit out of the ordinary need change size design, this backboard also faced following problem for minification.

First problem is the difficulty that the circuit board size is dwindled, as mentioned above, this backboard has consisted essentially of two big functions of whole electric power of remittance and power conversion, and because power and electric current that remittance is put in order on this backboard are not low, therefore more need provide enough dielectric strength to meet the safety requirement, minification will cause the difficulty that dielectric strength is provided, and circuit unit is withstand voltage needs to promote with Insulation Specification, take a broad view of, will cause difficult design and cost to improve.

Second problem is the difficulty of heat radiation, whole the reaching of converging changed same electric current and power, the less backboard of size is naturally comparatively stood to lose in heat radiation, and large-current electric sub-component size causes the heat-dissipating space of circulation of air narrow and small relatively more greatly, the backboard size is dwindled makes the power density of unit are rise, the ingress of air area dwindles, is provided with radiating subassembly and is difficult for, therefore the less backboard of size can be run into the problem that heat radiation is difficult for, and makes spoilage rise.

Therefore, the purpose of this utility model promptly is to improve above-mentioned technical problem.

The utility model content

At the technical problem that the electric power system of aforementioned existing redundant formula is run into when the minification, the purpose of this utility model promptly is to provide a kind of assembling and output framework that connects a plurality of power supply units, and can improve existing technical problem.

The utility model is a kind of redundant formula electric power system output framework, be to be applied to the redundant formula electric power system that constitutes by at least two power supply units, and these power supply units are installed in the housing, each power supply unit is provided with one first connectivity port, and this redundant formula electric power system comprises a first circuit board and a second circuit board, this first circuit board is provided with several and second connectivity port of this corresponding connection in first connectivity port, and these several second connectivity port is electrically connected the output with all these power supply units of conducting with at least one conductive component, this conductive component then is connected and conducts the output power of main power supply unit with this second circuit board, and this second circuit board has at least one change-over circuit, this change-over circuit modulation passes through the electric power of this conductive component, and forms at least one output power to offer load; This first circuit board and this second circuit board be can see through by this and electric power that compiles a plurality of power supply units and the effect of changing output reached, and this first circuit board and this second circuit board replace existing backboard and can disperse power density and increase the ingress of air area, further show the good advantage of radiating effect, moreover, because the reduction of power density, and being divided into the cause that first circuit board and second circuit board make that surface area increases, this first circuit board and this second circuit board still can guarantee to have between the circuit unit enough dielectric strengths after having minification.

In sum, the good effect that the utility model reached has:

1. this first circuit board and this second circuit board can disperse power density and increase the ingress of air area, have the good advantage of radiating effect.

2. can dwindle the size of this first circuit board and this second circuit board and guarantee and have enough dielectric strengths between the circuit unit.

Description of drawings

Fig. 1 is the connection diagram () of this case.

Fig. 2 is the connection diagram (two) of this case.

Fig. 3 is the enforcement schematic diagram of this case.

Fig. 4 is the profile of an execution mode of this case.

Fig. 5 is the profile of another execution mode of conductive component of this case.

Embodiment

Relevant detailed description of the present utility model and technology contents now are described as follows with regard to conjunction with figs.:

The utility model is a kind of redundant formula electric power system output framework, see also Fig. 1, this redundant formula electric power system provides electric power by at least two power supply units 10, these power supply units 10 are installed in the housing 7 (being shown in Fig. 3 and Fig. 4), and each power supply unit 10 is equipped with one first connectivity port 11, these power supply units 10 are by these first connectivity port, 11 supply electric power, and this redundant formula electric power system also comprises a first circuit board 20 and a second circuit board 40, wherein first circuit board 20 is provided with several and second connectivity port 21 of first connectivity port, 11 corresponding connections, several power supply units 10 are connected on the first circuit board 20, and the electric power that provides of power supply unit 10 see through first connectivity port 11 with being electrically connected of second connectivity port 21 conducting to first circuit board 20; And then, first circuit board 20 is united the output of power supply units 10 and is electrically connected to each other through at least one conductive component 30 with second circuit board 40, wherein first circuit board 20 and second circuit board 40 are provided with a locating

area

22,43 respectively and are electrically connected for conductive component 30, locating

area

22,43 can be established at least one location hole 221,431 and embed connection for this conductive component 30, and both ways of connecting can be modes such as tight fit connection or welding; Wherein, for practical set comparatively easy, conductive component 30 can be by more than one

metallic conductor

31,32 formations of joining (are two metallic conductors 31 as shown in fig. 1,32 form), two metallic conductors 31 wherein, 32 parts of joining respectively are provided with the corresponding link 312 that connects, 322, two links 312,322 have corresponding screw, and see through a fixation kit 6 and combine closely and form the conductive component 30 that connects first circuit board 20 and second circuit board 40, and conductive component 30 has at least one positioning end 311 with first circuit board 20 and second circuit board 40 relative connection parts, 321, corresponding, first circuit board 20 is provided with locating area 22 respectively with

second circuit board

40,43, with with positioning end 311,321 engage and are electrically connected, make between first circuit board 20 and the second circuit board 40 and can see through these conductive component 30 transmitting electric power, the preferable mode of said structure is that second circuit board 40 is set in parallel in first circuit board 20 sides, and conductive component 30 cross-over connections are in the side of second circuit board 40 with first circuit board 20, make conductive component 30 not take second circuit board 40 and first circuit board 20 space between the two, first circuit board 20 sees through conductive component 30 ways of connecting with second circuit board 40 can consult Fig. 2; See through conductive component 30, the electric power transfer that first circuit board 20 can be provided all power supply units 10 is to second circuit board 40, second circuit board 40 is provided with at least one change-over circuit 41, change-over circuit 41 modulations are by the electric power of conductive component 30, and then form at least one output power, and second circuit board 40 is provided with a plurality of electric power efferents 42 and (is found in Fig. 4, Fig. 5), these electric power efferents are electrically connected change-over circuits 41 and transmit output power that change-over circuit 41 provides to drive the load (not shown), electric power efferent 42 can be a plurality of electrical leads 421 or output port 422 (being shown in Fig. 4 and Fig. 5), can be on demand and separately or mixed configuration; In sum, the enforcement schematic diagram of the redundant formula electric power system that the utility model proposes is found in Fig. 3, ccontaining more than one power supply unit 10 in the housing 7, and first circuit board 20 sees through conductive component 30 with second circuit board 40 and electrically connects, and a plurality of power supply units 10 see through first connectivity port 11 and are connected with first circuit board 20, and then electric power is converged whole to second circuit board 40 and be tuned as output power and then by 42 outputs of electric power efferent, it should be noted that, this second circuit board 40 has one or more change-over circuit 41 to provide independently output power to different electric power efferent 42 respectively, and output power has at least two different electric power position standards, therefore above-mentioned framework can have the mode of several output powers, wherein first kind of mode is that this second circuit board 40 is provided with at least one change-over circuit 41, and electric power efferent 42 is electrically connected second circuit board 40 and change-over circuit 41 respectively, with output second circuit board 40 from conducting electricity the output power of the different voltage level that output power that assembly 30 obtains and change-over circuit 41 provide, that is second circuit board 40 can directly provide output power to electric power efferent 42 without the conversion of voltage level from conduction assembly 30, and second circuit board 40 has change-over circuit 41 to provide output power after the conversion to electric power efferent 42 simultaneously; To be second circuit board 40 all pass through the modulation of change-over circuit 41 from conducting electricity electric power that assembly 30 obtains to the second way, change-over circuit 41 connects electric power efferent 42 and exports more than one output power, and a plurality of change-over circuit 41 can further provide the output power with different voltage level; In sum, second circuit board 40 has a change-over circuit 41 at least, therefore a output power through conversion is provided at least, and second circuit board 40 also can be on demand obtained electric power and unconverted is directly exported from conduction assembly 30, to satisfy the demand of voltage in several modes.

See also Fig. 4, this figure is depicted as the side cutaway view of this redundant electric power system, wherein redundant electric power system periphery is coated by housing 7, and power supply unit 10 is connected in first circuit board 20, and see through conductive component 30 with the electric power conducting to second circuit board 40 and modulation output, as discussed previously, see through the area that reduces power density and increase ingress of air and can improve radiating effect, and have enough space air feed stream between first circuit board 20 and the second circuit board 40 and pass through, also significantly improved radiating effect, more can cooperate the miniaturization of power supply unit 10 and be applicable to slim redundant electric power system.

Though the utility model discloses as above with preferred embodiment, right its is not in order to limit the utility model, though the

metallic conductor

31,32 of especially above-mentioned conductive component 30 is to be connected with fixation kit 6 with screw on drawing, but the connected mode of this

metallic conductor

31,32 is not limited to said structure, and conductive component 30 more is not limited to the combination of a plurality of

metallic conductors

31,32, and conductive component 30 also can be one of the forming and have the conductor (as shown in Figure 5) of at least two positioning ends 301; The electric power system of the utility model definition redundant formula comprises at least two power supply units 10; the quantity of power supply unit 10 is decided in its sole discretion by the user; and partly the power of user's demand is less; and there is use entity power supply unit collocation virtual power supply supply to form the mode of redundant formula electric power system; this mode is the known and use practice for many years by industry; therefore power supply unit 10 of the present utility model can comprise at least one entity power supply unit and at least one virtual power supply supply (appearance style of virtual power supply supply also can be identical with the entity power supply unit; therefore use the outward appearance of virtual power supply supply or the profile also identical) with Fig. 1 to Fig. 5; any those skilled in the art; in not breaking away from spirit and scope of the present utility model; and a little change and the retouching done; therefore all should be covered by in the utility model, protection range of the present utility model is as the criterion when looking appended the scope that claim defines.

Claims

1. framework is exported in a redundant formula electric power system, the electric power system of wherein said redundant formula comprises at least two power supply units (10), described power supply unit is installed in the housing (7), and each power supply unit (10) is provided with one first connectivity port (11), it is characterized in that the electric power system of described redundant formula also comprises:

First circuit board (20), be provided with second connectivity port (21) of the corresponding connection in a plurality of and described first connectivity port (11), and described a plurality of second connectivity ports (21) are electrically connected to unite the output of described power supply unit (10) with at least one conductive component (30);

The second circuit board (40) that is electrically connected with described conductive component (30), described second circuit board (40) has at least one change-over circuit (41), and the electric power of described change-over circuit (41) modulation by described second circuit board (40) is to provide at least one output power to drive load.

2. redundant formula electric power system output framework according to claim 1, it is characterized in that, described conductive component (30) has at least one positioning end (301,311,321), and wherein said first circuit board (20) is provided with at least one locating area (22,43) to engage with described positioning end (301,311,321) with described second circuit board (40).

3. redundant formula electric power system output framework according to claim 2, it is characterized in that, described conductive component (30) is by two metallic conductors (31,32) formation of joining, and wherein two metallic conductors (31,32) part of joining is provided with the corresponding link (312,322) that connects separately.

4. redundant formula electric power system output framework according to claim 3 is characterized in that two corresponding links (312,322) that connect are corresponding screw, and combine closely by a fixation kit (6).

5. redundant formula electric power system according to claim 2 output framework is characterized in that, described conductive component (30) is one of the forming and has the metallic conductor of at least two positioning ends (301).

6. redundant formula electric power system output framework according to claim 1 is characterized in that described second circuit board (40) connects at least one electric power efferent (42) and is connected with described load.

7. redundant formula electric power system output framework according to claim 6 is characterized in that described electric power efferent (42) is electrically connected described change-over circuit (41) and transmits the output power that described change-over circuit (41) provides.

8. redundant formula electric power system output framework according to claim 7, it is characterized in that described electric power efferent (42) is electrically connected the output power of the different voltage level that described second circuit board (40) and described change-over circuit (41) provide with the output power exporting described second circuit board (40) and obtain from described conductive component (30) and described change-over circuit (41) respectively.

9. redundant formula electric power system output framework according to claim 6, it is characterized in that, described second circuit board (40) has a plurality of change-over circuits (41) providing independently output power to described electric power efferent (42), and described output power has at least two different electric power position standards.

10. redundant formula electric power system output framework according to claim 6 is characterized in that described electric power efferent (42) is many electrical leads (421).

11. redundant formula electric power system output framework according to claim 6 is characterized in that described electric power efferent (42) is a plurality of output ports (422).

12. redundant formula electric power system output framework according to claim 1, it is characterized in that, it is other that second circuit board (40) is set in parallel in described first circuit board (20), and described conductive component (30) cross-over connection is in the side of described second circuit board (40) with described first circuit board (20).

13. redundant formula electric power system output framework according to claim 1 is characterized in that described a plurality of power supply units (10) comprise at least one entity power supply unit and a virtual power supply supply.