CN103176559B

CN103176559B - Shell structure and the servomechanism applying it

Info

Publication number: CN103176559B
Application number: CN201110441200.7A
Authority: CN
Inventors: 庄志纬; 谌贵花
Original assignee: Inventec Corp
Current assignee: Inventec Corp
Priority date: 2011-12-26
Filing date: 2011-12-26
Publication date: 2016-08-10
Anticipated expiration: 2031-12-26
Also published as: CN103176559A

Abstract

The servomechanism that the present invention relates to a kind of shell structure and apply it, wherein servomechanism, including cabinet, circuit board, support and multiple component.Cabinet has drain pan and upper cover, and upper cover can be opened and be assembled to drain pan entirely.Circuit board arrangement is on drain pan.Bracket assembled is between drain pan and upper cover.Upper cover and support cause drain pan forward to deform.Component configures on circuit boards.The weight of component causes circuit board to deform with drain pan negative sense.The forward deformation of drain pan is offset negative sense deformation and is made drain pan maintain horizontal plane with circuit board.

Description

Shell structure and the servomechanism applying it

Technical field

The present invention relates to a kind of shell structure, particularly relate to a kind of shell being applied in server casing Body structure.

Background technology

The development of computer server in recent years, the vertical type servo taken up space the most again from tradition volume Device, is developing progressively several 1U that (U refers in particular to the thickness of rack servomechanism in servomechanism field Degree, 1U=4.445cm) height main frame place rack unified management rack servomechanism (Rack Server)。

In general, each server unit in rack servomechanism is to be slidably disposed in rack In, based on this concept, can be treated as by whole device servosystem is a big rack, and this machine Can install in cabinet multiple can the drawer (i.e. cabinet) of server unit of horizontal positioned.These are taken out Server unit in drawer is interconnected with one another, and uses and increases the multiplexing's property producing servomechanism, and reaches Usefulness to high computing.

Furthermore, under considering manufacturing cost premise, it will usually rack or cabinet are given lightweight, But in order to improve the usefulness of space availability ratio and servomechanism, but can put in each cabinet as much as possible Full required various components.Consequently, it is possible to the weight of these components will be to motherboard and cabinet Cause sizable load.Typically, the weight of these components can make motherboard and carrying Cabinet is deformed along gravity direction.The only rack of rack servomechanism, because of considering of space, and The biggest space will not be reserved between each server unit.Accordingly, when the component on motherboard When need to carry out safeguarding or breaking down and need to keep in repair, will occur because construction weight causes upper strata Cabinet deforms towards gravity direction, and interferes with lower floor's cabinet, causes the feelings that lower floor's cabinet cannot be opened Shape.

Summary of the invention

The present invention provides a kind of shell structure, and it has the ability of resistance to deformation.

The present invention provides a kind of servomechanism, and its cabinet has to be resisted because internals causes it to deform Ability

One embodiment of the invention proposes a kind of servomechanism, including a cabinet, a circuit board, one Frame and multiple component.Cabinet has a drain pan and a upper cover, and wherein upper cover can be opened and be assembled to entirely Drain pan.Circuit board arrangement is on drain pan.Bracket assembled is between circuit board and upper cover.Upper cover with Frame causes drain pan one forward to deform.Component configures on circuit boards.The weight of component causes circuit board Deform with drain pan one negative sense, and the deformation of the forward of drain pan is offset negative sense deformation and made drain pan and circuit board Maintain a horizontal plane.

One embodiment of the invention proposes a kind of shell structure, including a cabinet a, plate, firm Property support and multiple component.Plate is arranged in cabinet.Rigid support has a contact surface.Just In the plane that property support is assembled in cabinet with contact surface.This contact surface is on-plane surface, to allow machine After case is combined with rigid support, plane deforms along with contact surface.Component is arranged on plate.Structure The weight of part causes plane deformation, the change that wherein plane is caused by component and rigid support respectively Shape, its direction is opposite each other and equal in magnitude.

Based on above-mentioned, in the above embodiment of the present invention, shell structure and the servomechanism applying it By installing support on drain pan, produced change so that the drain pan after conveying support combination affects by support Shape, that is utilize support that drain pan is provided previously by the strength of forward deformation, and then be enough at this drain pan Support circuit board because of the produced negative sense deformation of the weight of component.Accordingly, therefore drain pan and circuit board can be Forward deformation is cancelled out each other and maintenance level with negative sense deformation, to reach the state without deformation, and then The cabinet making servomechanism is able to successfully into and out frame.

For the features described above of the present invention and advantage can be become apparent, special embodiment below, and Accompanying drawing is coordinated to be described in detail below.

Accompanying drawing explanation

Fig. 1 is the schematic diagram of a kind of servomechanism according to one embodiment of the invention.

Fig. 2 be Fig. 1 servomechanism in the explosive view of cabinet.

Fig. 3 is the schematic diagram of the support of Fig. 2.

Fig. 4 is the circuit board of Fig. 2 and the stress of drain pan and deformation schematic diagram.

Fig. 5 be Fig. 2 on be placed on the schematic diagram at another visual angle.

Fig. 6 is the schematic diagram that the suspension hook of Fig. 5 is snapped in the support of Fig. 3.

Fig. 7 is the side view of the support of Fig. 3.

Main element symbol description

10: servomechanism

100: frame

200: cabinet

210: drain pan

220: upper cover

230: suspension hook

300: circuit board module

310: circuit board

320A, 320B: component

330: support

332: body

334A, 334B, 334C, 334D: locking part

A1, A2, A3: sheet profiles

D1: first direction

D2: second direction

H1: horizontal plane

P1: contact surface

L1: axis

R1, R2: deflection

Detailed description of the invention

Fig. 1 is the schematic diagram of a kind of servomechanism according to one embodiment of the invention.Fig. 2 is Fig. 1 The explosive view of cabinet in servomechanism.Please also refer to Fig. 1 and Fig. 2, in the present embodiment, servo Device 10 includes a frame 100, multiple cabinet 200 and the circuit board being arranged in each cabinet 200 Module 300, each cabinet 200 is suitable to into and out frame 100, interior to it in order to user Circuit board module 300 dismounts or keeps in repair.At this for understanding the technical characteristic of the present invention, below To be described using single cabinet 200 and interior circuit board module 300 thereof as representative.

In the present embodiment, cabinet 200 includes drain pan 210 and upper cover 220, wherein a upper cover 220 are assembled to drain pan 210 slidably, so that upper cover 220 is launching shape relative to drain pan 210 State (as Figure 2 illustrates) and close between entire state (as depicted in Fig. 1) change.User obtains With after being pulled out from frame 100 by cabinet 200, then release the group of drain pan 210 and upper cover 220 Dress relation and make upper cover 220 slip away drain pan 210, in order to the circuit board module in cabinet 200 300 dismount or keep in repair.At this to the marriage relation between upper cover 220 and drain pan 210 not Limited.

Circuit board module 300 includes a circuit board 310 and the multiple structures being arranged on circuit board 310 Part 320A, 320B.Circuit board 310 is e.g. applied to the motherboard of servomechanism 10, its configuration And being in a horizontal H 1 together with drain pan 210 on the drain pan 210 of cabinet 200 (also can be by electricity Road plate 310 and drain pan 210 are considered as the coordination opposite sides in horizontal H 1).Here, level Face H1 is a dummy level datum level, for it is the state with the servomechanism depicted in Fig. 1, Each cabinet 200 all removes or moves into frame 100 along a horizontal H 1.

Multiple component it is configured with, the electronics unit that it is e.g. encapsulated on motherboard on circuit board 310 Part or radiating component assembled thereon.For understanding the technical characteristic of expression this case, following only with it In two components 320A, 320B be explained as target.In the present embodiment, component 320A, 320B is e.g. assembled in the radiating fin group on System on chip, for reaching preferably radiating effect, its Generally make with metal material, so its weight is bigger for other electronic components.Accordingly, In numerous components in cabinet 200, component 320A, 320B as radiating fin become Cause the one of the main reasons of circuit board 310 and cabinet 200 deformation.Certainly, the present invention does not limit The pattern of component processed, any meeting causes circuit board 310 or cabinet 200 deformation person all at this because of weight In the description target of invention.

Hold above-mentioned, in order to solve because of the end of the produced cabinet of the weight of component 320A, 320B 200 Shell 210 and the deformation of circuit board 310, the circuit board module 300 of the present embodiment also includes being assembled in A support 330 on drain pan 210.Fig. 3 is the schematic diagram of the support of Fig. 2.Fig. 4 is Fig. 2 The stress of circuit board and drain pan and deformation schematic diagram, wherein Fig. 4 is respectively with empty, the tabular wheel of solid line Wide A1, A2 and A3 draw support 330 and are arranged on drain pan 210, and component 320A, 320B When being arranged respectively on circuit board 310, circuit board 310 and the stress of drain pan 210 and deformation state. Owing to circuit board 310 is assembled on the drain pan 210 of cabinet 200, therefore circuit board 310 and drain pan 210 have consistent stress and deformation, at this just with sheet profiles A1 contemporary watch circuit plate 310 With the structure of drain pan 210 (sheet profiles A2, A3 are also same).

Please also refer to Fig. 2 to Fig. 4, specifically, above-mentioned component 320A, 320B, it is heavy Amount can cause circuit board 310 and drain pan 210 with respect to the horizontal plane H1 to produce towards a first direction D1 Deformation, i.e. sheet profiles A2 depicted in Fig. 4.Furthermore, the present embodiment is by by support 330 It is assembled on drain pan 210, to cause drain pan 210 to deform towards second direction D2, wherein first Direction D1 is opposite each other with second direction D2 and is respectively perpendicular to horizontal H 1.Accordingly, utilize The effect deformed in advance that drain pan 210 is caused by support 330, and allow circuit board 310 and drain pan 210 can maintain its profile to be maintained at horizontal plane under the stress of the most different direction (D1, D2) H1 upper (i.e. sheet profiles A1).

Fig. 5 be Fig. 2 on be placed on the schematic diagram at another visual angle.Fig. 6 is that the suspension hook of Fig. 5 is snapped in The schematic diagram of the support of Fig. 3.Please also refer to Fig. 2 to Fig. 5, in the present embodiment, for providing The support force that above-mentioned support 330 is enough, cabinet 200 also includes a suspension hook 230, and it is arranged in Lid 220 is towards the side of drain pan 210.Entire state is closed when upper cover 220 is in relative to drain pan 210 Time, suspension hook 230 can be snapped in support 330, that is support 330 now can be via suspension hook 230 And at upper cover 220, bear the stress of second direction D2.So, upper cover 220 and support 330 A forward deformation (i.e. sheet profiles in Fig. 2 of circuit board 310 and drain pan 210 will be caused A3), its deflection is R1.Relatively, above-mentioned component 320A, 320B then can be to circuit boards 310 cause negative sense deformation (i.e. sheet profiles A2 in Fig. 2), its deflection with drain pan 210 For R2, it is often more important that, above-mentioned deflection R1 Yu R2 equal in magnitude and in opposite direction (i.e. two Person cancels out each other), so making circuit board 310 and drain pan 210 be finally reached at sheet profiles A1 Effect in horizontal H 1.Should be noted that at this, the forward deformation of the present embodiment and negative sense Deformation is the relative describing mode adopted on the basis of horizontal H 1, and wherein forward deformation is directed towards Second direction D2, and negative sense deformation is directed towards first direction D1.

In other words, above-mentioned forward deformation can be divided into the first forward deformation and become with the second forward Shape, what its medium-height trestle 330 was assembled to that drain pan 210 caused is the first forward deformation, and suspension hook 230 It is snapped in support 330 so that upper cover 220 can be provided to drain pan as second by support 330 Forward deforms, and thereby allows the first forward deformation can deform mutually with negative sense with the second forward deformation sum Offset.

On the other hand, Fig. 7 is the side view of support of Fig. 3.Please also refer to Fig. 3, Fig. 6 with Fig. 7, in the present embodiment, support 330 has a body 332 and extends many from body 332 Individual locking part 334A, 334B, 334C and 334D, wherein body 332 is e.g. by crossbeam, horizontal stroke The rigid structure that bar or truss are formed.Above-mentioned suspension hook 230 is i.e. buckled on body 332, with Body 332 is allowed to be born the support force from upper cover 220 D2 in a second direction.

Furthermore, the present embodiment be by multiple locking accessories (not illustrating) by locking part 334A, 334B, 334C Yu 334D locks on drain pan 210, to allow locking part 334A, 334B, 334C and 334D Position is between circuit board 310 and drain pan 210, and body 332 is erected on drain pan 210, And then make the body 332 that suspension hook is buckled between circuit board 310 and upper cover 220.Its intermediate value It is noted that before body 332 is combined with drain pan 210, locking part 334A, 334B, The distance of 334C with 334D with respect to the horizontal plane H1 is the most different, that is in the present embodiment, These locking parts 334A, 334B, 334C and 334D are with respect to the horizontal plane in a camber profile Distribution, i.e. locking part 334B, 334C with respect to the horizontal plane H1 of the centre of adjacent body 332 Distance, more than locking part 334A, the 334D at the both sides of adjacent body 332 relative to level The distance of face H1.This measure allows body 332 by locking part 334A, 334B, 334C and 334D After being fixed on drain pan 210, circuit board 310 and drain pan 210 can be caused as depicted in Fig. 4 The state of sheet profiles A3.

In other words, above-mentioned locking part 334A, 334B, 334C and 334D is formed and has arch One contact surface P1 of profile, to allow the drain pan 210 horizontal H 1 with circuit board 310 place, Can deform along with this contact surface P1 after support 330 is assembled thereon, and the most domed profile. So, after component 320A, 320B are arranged on circuit board 310 and drain pan 210, except energy Bear outside the deformation that component 320A, 320B are caused with above-mentioned deformation in advance, also can therefore encircle Shape profile and make the weight of component 320A, 320B be disperseed, to avoid component 320A, 320B Weight all concentrate on circuit board 310 and drain pan 210 central authorities (referred to herein as circuit board 310 with At drain pan 210 is the most fragile), and then promote the knot of circuit board 310 and drain pan 210 Structure intensity.

Only the present embodiment be not limiting as locking part 334A, 334B, 334C and 334D quantity and The distance of its with respect to the horizontal plane H1, it all must give according to the component layout in cabinet 200 Arrange in pairs or groups accordingly.For example, refer again to Fig. 2, in the present embodiment, component 320A, 320B It is to be arranged on circuit board 310 along axis L1 (being illustrated in Fig. 2) relative to drain pan 210, therefore And support 330 also must be assembled on drain pan 210 along axis L1.

In other words, component 320A, 320B distribution on circuit board 310 is axial, is and props up The frame 330 (i.e. its locking part 334A, 334B, 334C and 334D) distribution on drain pan 210 The most consistent.According to this equipping rules, can allow component 320A, 320B to circuit board 310 with The deformation that drain pan 210 is caused, the deformation in advance drain pan 210 caused by support 330 and Cancel out each other.

Holding above-mentioned, designer just can be when layout in the cabinet 200 carrying out servomechanism 10, in advance Being assembled in support 330 causes the forward of drain pan 210 to deform on circuit board 310, will the most again Component (as the present embodiment can cause circuit board 310 and drain pan 210 deformation component 320A, 320B) it is arranged at these forward deformation, thus reaches to allow the circuit board 310 change with drain pan 210 The result that shape is cancelled out each other.

Additionally, the profile of above-mentioned support 330 and quantity are also limited, that is when the number of component When amount and distribution present multiple and polyaxial distribution, designer can be for each axially the most all configurations one Frame 330, and allow circuit board 310 with drain pan 210 because the deformation of support 330 is to blazon at horizontal plane Three-D changeable shape on H1.

In sum, in the above embodiment of the present invention, shell structure and the servomechanism applying it By installing support on the drain pan of cabinet, with convey the drain pan after support combines affected by support and It is deformed, that is utilizes support that drain pan is provided previously by the strength of forward deformation, and then at this end At the forward deformation of shell, configuration is sufficient for circuit board and produces the component of negative sense deformation.Accordingly, circuit board By support force and maintenance level when cancelling out each other of construction weight of drain pan, to reach nothing The state of deformation, and then make the cabinet of servomechanism be able to successfully into and out frame.

Although the present invention discloses as above with embodiment, so it is not limited to the present invention, any Technical staff in art, without departing from the spirit and scope of the present invention, when doing some Permitted change and retouching, therefore protection scope of the present invention should with claim defined in the range of Accurate.

Claims

1. a servomechanism, it is characterised in that including:

One cabinet, has a drain pan and a upper cover, and this upper cover can be opened and be assembled to this drain pan entirely；

One circuit board, is arranged on this drain pan；

One support, is assembled between this drain pan and this upper cover, and this upper cover and this support cause this drain pan One forward deformation；And

Multiple components, on the board, the weight of those components causes this circuit board and is somebody's turn to do in configuration Drain pan one negative sense deform, and this forward of this drain pan deformation offset this negative sense deformation and make this drain pan with This circuit board maintains a horizontal plane, and wherein, this support has a body and extends many from this body Individual locking part, before this body is combined with this drain pan, those locking parts relative to this horizontal plane away from From the most different.

Servomechanism the most according to claim 1, wherein this cabinet also has a suspension hook, joins Put at this upper cover towards the side of this circuit board, when this upper cover close entire in this drain pan time, this suspension hook card It is buckled in this support.

Servomechanism the most according to claim 2, wherein those locking parts secure to this drain pan And position is between this circuit board and this drain pan, so that this body erects on this drain pan, and this is made to hang Hook is snapped in this body.

Servomechanism the most according to claim 3, wherein this body is a rigid structure.

Servomechanism the most according to claim 3, those locking parts are relative to this horizontal plane In a camber profile distribution.

Servomechanism the most according to claim 3, wherein the deformation of this forward is just including one first To deformation with one second forward deformation, this body be fixed on this drain pan by those locking parts with Causing this first forward to deform, this suspension hook is snapped in this body and makes this upper cover that this drain pan is caused this Second forward deformation.

Servomechanism the most according to claim 3, wherein those locking parts are on this drain pan Distribution is axially, the most consistent with the distribution on the board of those components.

8. a shell structure, it is characterised in that including:

One cabinet, including a drain pan and a upper cover, this upper cover can be opened and be assembled to this drain pan entirely；

One plate, is arranged in this cabinet；

One rigid support, has a contact surface, and this rigid support is assembled to this cabinet with this contact surface In an interior plane, wherein this contact surface is on-plane surface, to allow this cabinet be combined with this rigid support After, this plane deforms along with this contact surface, and wherein this rigid support has a body；

Multiple components, are arranged on this plate, and the weight of those components causes this plane deformation； And

One suspension hook, is arranged in this upper cover side towards this plate, when this upper cover closes entire in this drain pan Time, this suspension hook is snapped in this body, the negative sense deformation that wherein this plane is caused by those components One first forward deformation and this suspension hook of being caused this plane with this rigid support are snapped in this Body and make this upper cover this drain pan is caused one second forward deformation sum, cancel out each other.

Shell structure the most according to claim 8, wherein this contact surface is relative to this plane And in a camber profile.

Shell structure the most according to claim 8, wherein this plate divides with this rigid support It is positioned respectively on this drain pan.

11. shell structures according to claim 10, wherein this rigid support have more from Multiple locking parts that this body extends, this body is fixed on this drain pan by those locking parts, And those locking positions are between this drain pan and this plate.

12. shell structures according to claim 11, be wherein arranged on this body should A little locking parts form this contact surface of this rigid support, and those locking parts are relative to this plan range The most different.