CN101331551B - Disk device - Google Patents
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- CN101331551B CN101331551B CN2006800473865A CN200680047386A CN101331551B CN 101331551 B CN101331551 B CN 101331551B CN 2006800473865 A CN2006800473865 A CN 2006800473865A CN 200680047386 A CN200680047386 A CN 200680047386A CN 101331551 B CN101331551 B CN 101331551B
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- China
- Prior art keywords
- dish
- disc spins
- enclosure interior
- air
- suction inlet
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- Expired - Fee Related
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
- G11B33/14—Reducing influence of physical parameters, e.g. temperature change, moisture, dust
- G11B33/1446—Reducing contamination, e.g. by dust, debris
- G11B33/146—Reducing contamination, e.g. by dust, debris constructional details of filters
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- Cooling Or The Like Of Electrical Apparatus (AREA)
- Induction Heating Cooking Devices (AREA)
Abstract
Provided is a disk device. Suction openings (21e) and discharge openings (21f) are formed in those portions of a housing (2) that allow air sucked from the suction openings (21e) to pass through between a disk rotation device (3) and a control device (5) and to be discharged from the discharge openings (21f). The disk rotation device (3) is placed inside (24) the housing in a substantially sealed manner. Those portions of both the disk rotation device (3) and the control device (5) through which air passes have substantially flat structures (surface (B) opposite the control device (5) and surface (C) opposite the disk rotation device (3) are substantially flat) along an air flow. Even if the air passing the inside (24) of the housing contains dust, the dust hardly enters into the inside of the disk rotation device (3), and air sucked from the suction opening (21e) can smoothly pass through between the disk rotation device (3) and the control device (5).
Description
Technical field
The present invention relates to coil device, in more detail, relating to can be externally and carry out the dish device of air circulation between the enclosure interior.
Background technology
In the past, the reproduction of the information in being recorded in the dish of insertion or in the either party's of the information of this dish record dish device was provided with externally and carried out between the enclosure interior fan of air circulation.The air of outside is inhaled into enclosure interior by the rotation of this fan via suction inlet, is discharged to the outside by this enclosure interior and via escape hole.Thus, externally and carry out air circulation between the enclosure interior, utilize air to cool off by enclosure interior.
In this dish device, has the disc spins device.This disc spins device have the spindle drive motor that makes the disc spins of inserting enclosure interior, reading and recording in the dish of this rotation information or to the pick-up device of this dish writing information and make dish in the insertion dish device move to a plurality of mechanisms such as loading attachment of dish reproduction position.
But according to the environment for use difference of dish device, the air of outside is not necessarily clean, has the situation that contains a lot of dust.Therefore, the dust that enters enclosure interior also enters in the disc spins device that is configured in this enclosure interior.Herein, because said mechanism, particularly pick-up device that the disc spins device is had are subjected to the influence of this dust easily, so, because the amount difference that enters the dust in the disc spins device, that might disc spins device, particularly pick-up carries out reads or writes the difficulty that becomes, cause based on the reproduction of the dish of dish device bad or write down bad promptly move bad.Therefore, shown in patent documentation 1, propose to have the dish device that in dish device in the past, utilizes high heat absorptivity shield to come airtight disc spins device.
Patent documentation 1: TOHKEMY 2005-56462 communique
But the disc spins device generates heat in the action of dish device.Therefore, in the dish device shown in the above-mentioned patent documentation 1, because the disc spins device is a closed structure, so easily be full of heat at the disc spins device context.Therefore, in above-mentioned patent documentation 1, be passed to air efficiently in housing (shell) internal flow by the disc spins device being enclosed in the heat that makes in the high heat absorptivity shield in the disc spins device.
But if the air that is sucked into enclosure interior from suction inlet can not flow to exhausr port swimmingly and be stuck in this enclosure interior, then the heat from above-mentioned high heat absorptivity shield is difficult to pass to air.That is the problem below existing:, then can not be fully the disc spins device of closed structure be cooled off if having some setbacks at enclosure interior flow air stream.
Summary of the invention
The present invention solves above-mentioned problem as an example, its purpose is to provide a kind of can the inhibition by the influence that dust brought that flows into enclosure interior, and can give full play to the dish device of the cooling effect that is produced by the air by enclosure interior.
The described dish device of first aspect present invention possesses: housing, it has dish and inserts mouth, suction inlet and escape hole, described dish inserts interruption-forming in front and be used for dish from outside insertion enclosure interior, described suction inlet is sucked into enclosure interior with air from the outside, and the air that described escape hole will be sucked into this enclosure interior is discharged to the outside; The disc spins device, it is configured in the mode roughly airtight with respect to this enclosure interior and inserts the right position of actinal surface with described dish in the described enclosure interior, and make from described dish and insert a mouthful disc spins of inserting, and the information of reading and recording in the dish of this rotation at least; Fan, it is discharged from described suction inlet inhaled air to the outside via escape hole forcibly from described enclosure interior; And control device, its be configured in the described enclosure interior with the right position of described disc spins device surface on, and carry out following control at least: utilize that described disc spins device makes the control of disc spins, control that the information in the dish that is recorded in described rotation is read and the drive controlling of described fan; It is characterized in that, described suction inlet and described escape hole be formed in the described housing can be from this suction inlet inhaled air by between described disc spins device and the described control device and from position that this escape hole is discharged, the part that described air in described disc spins device and described control device passes through is the structure of general planar along airflow, the covering with the flat member of the right face of described disc spins device surface by general planar of the general planar structure of described control device.
Dish device of the present invention plays following effect: can suppress by the influence that dust brought that flows into enclosure interior, and can give full play to the cooling effect that is produced by the air by enclosure interior.
Description of drawings
Fig. 1 is the figure (vertical view) of structure example of the dish device of this embodiment of expression.
Fig. 2 is the figure (front view) of structure example of the dish device of this embodiment of expression.
Fig. 3 is the figure (rear view) of structure example of the dish device of this embodiment of expression.
Fig. 4 is the figure (side view) of structure example of the dish device of this embodiment of expression.
Fig. 5 is the detail drawing of enclosure interior.
Fig. 6 is the figure of the structure example of indicating panel whirligig.
Fig. 7 is the cut-open view of connector at the back side of indicating panel device.
Symbol description
1: the dish device; 2: housing; 21: framework; 21a, 21b: side surface part; 21c: back side portion; 21d: bottom surface sections; 21e: suction inlet; 21f: escape hole; 21g: peristome; 21h: fastening hole; 22: expose plate; 22a: dish inserts mouth; 22b: eject switch (eject switch); 22c: the face of frame side; 22d, 22f: teat; 22e, 22g: fastening projection; 23: loam cake; 23a: fastening hole; 24: enclosure interior; 25: connector; 3: the disc spins device; 3a: front; 3b: peristome; 31: cable; 32: packaged unit; 4: fan; 41: main part; 41a: incorporating section; 42: rotating part; 42a: fin; 5: control device; 51: baseplate part; 52: flat member; 53: outstanding electron device; 54: connector continues; 6: hermetic unit; 7: support unit; 9: hermetic unit; A: the airflow of enclosure interior; B: the face of facing with control device; C: the face right with the disc spins device surface.
Preferred forms
Below, present invention will be described in detail with reference to the accompanying.Have, the present invention is not subjected to the qualification of embodiment again.And, in the inscape of following embodiment, comprise that those skilled in the art can expect easily or identical in fact inscape.
[embodiment 1]
In the related dish device of this embodiment 1, with the said structure is feature, because the disc spins device roughly is configured in this enclosure interior hermetically with respect to enclosure interior, so even contain dust from the suction inlet inhaled air, also can suppress the inside that this dust enters the disc spins device.Thus, can suppress the influence that brings by the dust that flows into enclosure interior.And, because the part that the air in this disc spins device and the control device passes through is the structure of general planar along airflow, so, can be from the suction inlet inhaled air swimmingly by between disc spins device and the control device.That is, can be suppressed at the part that produces the air stagnation between disc spins device and the control device.Thus, can give full play to the cooling effect that produces by air by enclosure interior.
[embodiment 2]
These embodiment 2 related dish devices form, in the related dish device of above-mentioned embodiment 1, and the face general planar of facing with control device of disc spins device.
In the related dish device of this embodiment 2, be feature with the said structure, thus, on the face of facing with control device of disc spins device, flow towards escape hole swimmingly from the suction inlet inhaled air.Therefore, via the face of facing with control device of this disc spins device, the thermal change of disc spins device gets the air that passes to easily by enclosure interior.Thus, utilize air, can cool off the disc spins device fully by enclosure interior.
[embodiment 3]
These embodiment 3 related dish devices form, and in above-mentioned embodiment 1 or 2 related dish devices, the peristome that is communicated with enclosure interior of disc spins device is sealed by packaged unit.
In the related dish device of this embodiment 3, be feature with the said structure, thus, can suppress to be attracted to this disc spins device from the suction inlet inhaled air from enclosure interior because of dish utilizes the rotation of disc spins device.Therefore, can suppress the inside that dust enters the disc spins device.
[embodiment 4]
These embodiment 4 related dish devices form, in each the related dish device in above-mentioned embodiment 1～3, and the covering of control device with the flat member of the right face of disc spins device surface by general planar.
In the related dish device of this embodiment 4, be feature with the said structure, thus, from the suction inlet inhaled air control device with the right face of disc spins device surface on flow towards escape hole swimmingly.Therefore, via the face right with the disc spins device surface of this control device, the heat of control device promptly gets the air that is passed to easily by enclosure interior from the thermal change of the electron device that carries the heating on control device.Thus, utilize air, can cool off control device fully by enclosure interior.In addition, dust accumulates between the electron device etc., thereby can suppress dust attached on the control device.Thus, action that can inhibition dish device is bad.
[embodiment 5]
These embodiment 5 related dish devices form, in each related dish device in above-mentioned embodiment 1～4, lift-launch is on the control device and in the electron device that the disc spins device side is given prominence to, and the electron device more outstanding than other electron devices is configured in the ratio central portion of control device more by near the position the end.
In the related dish device of this embodiment 5, be feature with the said structure, thus, by between disc spins device and the control device time, be difficult to and this electron device collides from the suction inlet inhaled air, can suppress airflow and stagnate.Therefore, can give full play to by the cooling effect that air produced by enclosure interior.
[embodiment 6]
These embodiment 6 related dish devices form, in each related dish device in above-mentioned embodiment 1～5, housing is following structure: the roughly airtight closed structure of part quilt except dish inserts mouth, suction inlet and escape hole and external communications.
In the related dish device of this embodiment 6, be feature with the said structure, thus, air outside only is inhaled into from suction inlet, by enclosure interior, and only is discharged to the outside from escape hole.Therefore, can suppress to suck the turbulent flow of the airflow of enclosure interior.Thus, can give full play to by the cooling effect that air produced reliably by between disc spins device and the control device from the suction inlet inhaled air by enclosure interior.
[embodiment 7]
These embodiment 7 related dish devices form, and in each the related dish device in above-mentioned embodiment 1～6, are formed with more than one near the two sides the front of suction inlet in dish device 1 or the either party at least of bottom surface.
In the related dish device of this embodiment 7, with the said structure is feature, thus, be that suction inlet is formed on and is exposed to indoor part (front) position in addition of car that enters dust sometimes from the outside of vehicle under the situation of dish device of vehicle mounted at the dish device.Therefore, compare with the situation that forms suction inlet in the car chamber, the dust that contains from the suction inlet inhaled air tails off, and can reduce the dust that contains in the air that is sucked into enclosure interior.Thus, can suppress dust and enter enclosure interior, enter the inside of disc spins device and dust attached to the situation on the control device thereby can suppress dust, therefore, action that can inhibition dish device is bad.
[embodiment 8]
These embodiment 8 related dish devices form, and in each the related dish device in above-mentioned embodiment 1～7, the area of suction inlet is more than or equal to the area of escape hole.
In the related dish device of this embodiment 8, be feature with the said structure, thus, can reduce the driving middle shell of the fan draught head between inside and outside.Thereby, compare with the situation that the air pressure of enclosure interior is lower than outside air pressure, can reduce the rotating speed of the fan under the same discharge rate.The noise that can suppress thus, fan.
Embodiment
Fig. 1～Fig. 4 is the figure of the structure example of the related dish device of expression present embodiment.Fig. 5 is the detail drawing of enclosure interior.In addition, Fig. 6 is the figure of the structure example of indicating panel whirligig.In addition, Fig. 7 is the cut-open view of connector at the back side of dish device.Have, Fig. 5 is the stereographic map of the state after removing the loam cake of housing and exposing plate again.In this embodiment, the dish device to the vehicle mounted on the control panel that for example is installed in the car chamber describes.And, in this embodiment, though the dish device that can only reproduce the information in the dish that is recorded in insertion is described, also can be not only can to the information in the dish that is recorded in insertion reproduce but also can be in the dish of this insertion the dish device of recorded information.In addition, dish comprises DVD (Digital Versatile Disc), CD (CompactDisc), BD (Blu-ray Disc), HDDVD CDs such as (High Definition Digital Versatile Disc).
As Fig. 1～shown in Figure 5, dish device 1 is made of housing 2, disc spins device 3, fan 4, control device 5, hermetic unit 6 and support unit 7.Have, the inside that disc spins device 3, fan 4 and control device 5 are accommodated in housing 2 is in the enclosure interior 24 again, and especially, disc spins device 3 and control device 5 are contained in the mode of facing.
As Fig. 1～shown in Figure 5, housing 2 is in the enclosure interior 24 with the inside that disc spins device 3, fan 4 and control device 5 are accommodated in this housing 2.This housing 2 by framework 21, expose plate 22 and loam cake 23 constitutes.Framework 21 is by forming with the lower part: the side surface part 21a, the 21b that become the two sides of dish device 1; Become the 21c of back side portion at the back side of dish device 1; Become the bottom surface sections 21d of the bottom surface of dish device 1; Suction inlet 21e; And escape hole 21f.Have, suction inlet 21e and escape hole 21f are formed on following position again: in the housing 2, can be from each suction inlet 21e inhaled air by enclosure interior 24 promptly by between disc spins device 3 and the control device 5 and from position that each escape hole 21f discharges.In addition, expose the front that plate 22 becomes dish device 1.In addition, loam cake 23 become the dish device 1 above.
On side surface part 21a, 21b, be formed with a plurality of suction inlet 21e (in the present embodiment, on each side surface part 21a, 21b, forming two places respectively) respectively.Each suction inlet 21e is communicated with outside and enclosure interior 24, and air outside is sucked in the enclosure interior 24.This each suction inlet 21e be formed among each side surface part 21a, 21b above-mentioned expose plate 22 near.That is, each suction inlet 21e be formed on the dish device 1 the front near two sides on.
On the 21c of portion, fan 4 and a plurality of connector 25 are installed overleaf in the enclosure interior side.On the 21c of this back side portion, be formed with a plurality of escape hole 21f (forming three places in the present embodiment).Each escape hole 21f is communicated with outside and enclosure interior 24 via said fans 4, will be expelled to the outside from the air that each suction inlet 21e is sucked into the enclosure interior 24.Therefore, as shown by arrow A, pass through enclosure interior 24 promptly by between disc spins device 3 and the control device 5, and discharge from each escape hole 21f from each suction inlet 21e inhaled air.This each escape hole 21f is formed near the central portion of the 21c of back side portion.In addition, a plurality of connectors 25 expose to the outside via the peristome 21g that faces respectively.
On bottom surface sections 21d, be fixed with a plurality of support units 7 in the enclosure interior side.On this bottom surface sections 21d, this expose plate 22 near be formed with fastening hole 21h (in the present embodiment, having two places) though omitted diagram.Have again, by on this support unit 7, screwing togather fixed cell, for example screw, thereby control device 5 supportings, be fixed on enclosure interior 24.
The not shown front of exposing plate 22 cover framework 21.This exposes plate 22 and is made of synthetic resin etc., and by forming with the lower part: dish inserts a mouthful 22a, and it is used for not shown dish is inserted enclosure interior 24 from the outside, herein for inserting the inside of disc spins device 3; And ejecting switch 22b, it is used to carry out indication that the dish that inserts is sent to the outside.This ejects switch 22b and is connected with control device 5, when the user pushes ejection switch 22b, the described later not shown loading attachment of disc spins device 3 is driven by control device 5, thereby the dish that inserts the inside of this disc spins device 3 is sent to the outside via a dish insertion mouthful 22a.
In addition, this exposes plate 22 on the face 22c of frame side, and the mode so that each the fastening hole 21h with bottom surface sections 21d faces respectively is formed with teat 22d highlightedly to frame side.Be formed with fastening projection 22e respectively on this each teat 22d, described fastening projection 22e will expose plate 22 fastenings on framework 21 by entering each fastening hole 21h.Expose plate 22 on the face 22c of frame side, the mode so that each the fastening hole 23a with loam cake 23 faces respectively is formed with teat 22f highlightedly to frame side.Be formed with fastening projection 22g respectively on this each teat 22f, described fastening projection 22g will expose plate 22 fastenings on loam cake 23 by entering each fastening hole 23a.These teats 22d, 22f form in the mode that covers each fastening hole 21h, 23a.That is, when exposing plate 22 fastenings on framework 21 and loam cake 23 time, these each fastening hole 21h, 23a are airtight by being formed on each teat 22d, 22f of exposing on the plate 22.
Exposing plate 22 herein, is to carry the part that is exposed in the hour indicator device 1 in the car chamber when dish device 1 on not shown vehicle.That is, the part except that exposing plate 22 of housing 2, be that framework 21 and loam cake 23 do not expose to the car chamber.Therefore, each suction inlet 21e does not expose to the outside from vehicle sometimes yet and enters the car chamber of dust, compare with the situation that each suction inlet 21e is formed in the car chamber, contained dust tails off from each suction inlet 21e inhaled air, can reduce dust contained in the air that is sucked in the enclosure interior 24.Thus, can suppress dust and enter in the enclosure interior 24, enter the inside of the disc spins device 3 that is accommodated in the enclosure interior 24 or dust attached to the situation on the control device 5 thereby can suppress dust, therefore, action that can inhibition dish device 1 is bad.
Above loam cake 23 cover framework 21 not shown.On this loam cake 23, constitute by sheet metal, this expose plate 22 near be formed with fastening hole 23a (forming two places in this embodiment).Have, by screwing togather fixed cell, for example screw on side surface part 21a, the 21b of framework 21 or the either party at least among the 21c of back side portion, thereby this loam cake 23 is fixed on the framework 21 again.
Have again, preferably in said frame 21, expose in plate 22, the loam cake 23, do not form the hole that is communicated with outside and enclosure interior 24 as far as possible.And, under the situation in the hole that exist to be communicated with outside and enclosure interior 24, for example by at the enclosure interior side installation bail (bracket) in hole or rubber etc., perhaps by screw togather screw wait carry out airtight.And, form under the gapped situation exposing from enclosure interior 24 to exposing between parts and the housing 2 of outside, undertaken airtight by the packaged unit that exposes this gap of configuration sealing between parts and the housing 2 at this.For example, as shown in Figure 7,, between this each connector 25 and the 21c of back side portion, for example dispose hermetic units 9 such as sponge or rubber blanket forming under the gapped situation between the peristome 21g of each connector 25 and the 21c of back side portion.
Thus, housing 2 becomes the roughly airtight closed structure of part quilt except that dish inserts mouthful 22a, each suction inlet 21e and each escape hole 21f and external communications.Therefore, air outside only is inhaled into from each suction inlet 21e, by enclosure interior 24, and only is expelled to the outside from escape hole 21f.Therefore, can suppress to be sucked into the turbulent flow of the airflow in the enclosure interior 24.Thus, can bring into play the cooling effect that produces by air fully reliably by between disc spins device 3 and the control device 5 from each suction inlet 21e inhaled air by enclosure interior 24.
As Fig. 1～shown in Figure 6, what this disc spins device 3 was positioned at enclosure interior 24 inserts the position that mouthful 22a faces with dish.For this disc spins device 3, its outer peripheral face is made of sheet metal, inserts face 3a that mouthful 22a faces with dish and is not closed but opening with not shown face that loam cake 23 is faced.By screwing togather fixed cell, for example screw on side surface part 21a, the 21b of framework 21, thereby this disc spins device 3 is fixed on this framework 21.At this moment, insert face 3a that mouthful 22a faces by exposing plate 22 sealings with dish.And, and the not shown face that loam cake 23 is faced is by 6 sealings such as hermetic unit such as for example sponge or rubber blanket etc. that are configured between this face and the loam cake 23.Therefore, owing to disc spins device 3 roughly is configured in the enclosure interior 24 hermetically with respect to this enclosure interior 24, so, also can suppress the inside that this dust enters disc spins device 3 even from each suction inlet 21e inhaled air, contain dust.
The face of the opposition side of the not shown face of facing with above-mentioned loam cake 23 of this disc spins device 3, the face B general planar ground of promptly facing with control device 5 form.Therefore, the air that sucks enclosure interior 24 from each suction inlet 21e can flow towards each escape hole 21f on the face B that faces with control device 5 swimmingly.Thus, when the action of dish device 1, via the face B that faces with control device 5 of this disc spins device 3, the thermal change of disc spins device 3 gets the air that is passed to easily by enclosure interior 24.Thus, utilize air, can cool off disc spins device 3 fully by enclosure interior 24.
And, on the face B that faces with this control device 5, be formed with peristome 3b (being formed with two places in the present embodiment).Cable 31 extends to the outside of disc spins device 3 from this each peristome 3b.This each peristome 3b is communicated with disc spins device 3 and enclosure interior 24.Each peristome 3b is by packaged units such as thin slice 32 sealings that can be fixed on the face B that faces with control device 5.Have, each cable 31 is used to connect the control device 5 that above-mentioned each device that disc spins device 3 is had controls and should each installs again.
Herein, thus the disc spins that disc spins device 3 makes insertion within it portion produce airflow.Because towards center flow, so exist under the situation of the peristome 3b that is communicated with enclosure interior 24 on the disc spins device 3, the air of enclosure interior 24 is inhaled into this disc spins device 3 from this peristome 3b this airflow from the peripheral end of dish of rotation.Therefore, contain in the air of enclosure interior 24 under the situation of dust, dust might enter the inside of disc spins device 3 from this peristome 3b.But, in this embodiment,, can suppress because dish utilizes 3 rotations of disc spins device and attracted to this disc spins device 3 from enclosure interior 24 from each suction inlet 21e inhaled air owing to utilize packaged unit 32 to seal each peristome 3b respectively.Therefore, can further suppress the inside that dust enters disc spins device 3.
The action of control device 5 console panel devices 1.In the present embodiment, this control device 5 carries out following control: utilize the not shown spindle drive motor of disc spins device 3 to make the control of not shown disc spins; The control that utilizes not shown pick-up device that the information in the dish that is recorded in rotation is read; The drive controlling of not shown loading attachment; And the drive controlling of fan 4 etc.
As Fig. 1～shown in Figure 5, this control device 5 is configured on the position of facing with disc spins device 3 in the enclosure interior 24.This control device 5 is made of the connector 54 that continues of each cable 31 of baseplate part 51, flat member 52, not shown electron device group, outstanding electron device 53 and terminal pad whirligig 3.Baseplate part 51 is used to carry promptly installs above-mentioned not shown electron device group, outstanding electron device 53 and the connector 54 that continues, and it forms the width of basic covering bottom surface sections 21d.Central portion at this baseplate part 51 is equipped with not shown electron device group.Compare with above-mentioned outstanding electron device 53, this electron device group is not to the outstanding electron device of disc spins device side.
When thereby dish device 1 began to move and utilize drive controlling fan 4 rotations of control device 5 beginning fans 4, as shown by arrow A, air outside was sucked into the enclosure interior 24 from each suction inlet 21e.Be sucked in this enclosure interior 24 air by enclosure interior 24, promptly by between disc spins device 3 and the control device 5.Be expelled to the outside by the air after this enclosure interior 24 via each escape hole 21f.Because the face C that faces with disc spins device 3 of the part that air passes through in disc spins device 3 and the control device 5, the face B that faces with control device 5 that promptly coils device 3 and control device 5 is the structure along the general planar of this airflow, so, can be swimmingly by between disc spins device 3 and the control device 5 from each suction inlet 21e inhaled air.That is, can be suppressed at the part that produces the air stagnation between disc spins device 3 and the control device 5.Thus, can bring into play fully by the cooling effect that air produced by enclosure interior 24.And, as mentioned above, because disc spins device 3 is roughly airtight with respect to enclosure interior 24, thus can suppress the inside that dust enters disc spins device 3, and can suppress the influence that brings by the dust that flows in the enclosure interior 24.
Have again, in the above-described embodiments, suction inlet is formed near exposing the plate 22 of side surface part 21a, 21b, but the present invention is not limited to this.For example, also can be formed near side surface part 21a, the 21b of bottom surface sections 21d.And, also can be formed into side surface part 21a, 21b from bottom surface sections 21d.And, also can be formed on and expose near plate 22 positions in addition among side surface part 21a, the 21b.In addition, except that each suction inlet 21e, can also on the position of leaving this each suction inlet 21e, form other suction inlet.
And, in the above-described embodiments, utilize sheet metal to constitute flat member 52, but the present invention is not limited to this.For example, also can be the thin slice that can be fixed on baseplate part 51 grades of control device 5.And, also can and use sheet metal and thin slice.
And in the above-described embodiments, the area of preferred suction inlet is that the total area of each suction inlet 21e is the total area of each escape hole 21f more than or equal to the area of escape hole.If the total area of each escape hole 21f of the total area ratio of each suction inlet 21e is narrow a lot, then driving middle shell inner 24 and the outside draught head at fan 4 becomes big.The air pressure of enclosure interior 24 is low more, and air resistance is more little, and the rotating speed of fan 4 can rise.Thereby if the total area of each escape hole 21f of the total area ratio of each suction inlet 21e is narrow a lot, then might rise owing to the rotating speed of fan 4 causes noise to increase.Therefore, the total area by making each suction inlet 21e can be reduced in the driving middle shell inner 24 and the outside draught head of fan 4 more than or equal to the total area of each escape hole 21f.Thus, compare, can reduce the rotating speed of the fan 4 under the same discharge rate, can suppress the noise of fan with the situation that the air pressure of enclosure interior 24 is lower than outside air pressure.
As mentioned above, according to this embodiment, dish device 1 possesses: housing 2, it has dish and inserts mouthful 22a, each suction inlet 21e and each escape hole 21f, described dish inserts the front that mouthful 22a is formed on dish device 1, and be used for dish is inserted enclosure interior 24 from the outside, described each suction inlet 21e is sucked into air the enclosure interior 24 from the outside, and the air that described each escape hole 21f will be sucked into enclosure interior 24 is discharged to the outside; Disc spins device 3, it is configured in the mode roughly airtight with respect to enclosure interior 24 and inserts the position that mouthful 22a faces with dish in the enclosure interior 24, and make from dish and insert the disc spins that mouthful 22a inserts, and the information of reading and recording in the dish of rotation at least; Fan 4, it is discharged from each suction inlet 21e inhaled air to the outside via each escape hole 21f forcibly from enclosure interior 24; And control device 5, it is configured on the position of facing with disc spins device 3 in the enclosure interior 24, and carries out following control at least: utilize that disc spins device 3 makes the control of disc spins, control that the information in the dish that is recorded in rotation is read and the drive controlling of fan 4; In dish device 1, each suction inlet 21e and each escape hole 21f be formed in the housing 2 can be from each suction inlet 21e inhaled air by between disc spins device 3 and the control device 5 and from the position that each escape hole 21f discharges, the part that air passes through in disc spins device 3 and control device 5 is the structure of general planar along airflow.Thus, can suppress the influence that brings by the dust that flows into enclosure interior, and can bring into play fully by the cooling effect that air produced by enclosure interior.
Utilizability on the industry
As mentioned above, dish device involved in the present invention is useful for the dish device with fan that air is discharged forcibly from enclosure interior, be particularly suitable for suppressing the impact that brought by the dust that flows into enclosure interior, and be suitable for bringing into play fully the cooling effect that is produced by the air by enclosure interior.
Claims (7)
1. one kind coils device (1), and described dish device (1) possesses:
Housing (2), it has: dish inserts mouthful (22a), and this dish inserts interruption-forming in front, and is used for dish is inserted enclosure interior (24) from the outside; Suction inlet (21e), it is sucked into enclosure interior (24) with air from the outside; And escape hole (21f), it will be sucked into the inner air of this housing (2) and be discharged to the outside;
Disc spins device (3), it inserts position that mouthful (22a) face with described dish to be configured in respect to the airtight mode of this enclosure interior (24) in described enclosure interior (24), so that can suppress dust enters, this disc spins device (3) makes from described dish and inserts the disc spins that mouthful (22a) inserts, and the information of reading and recording in the dish of this rotation at least;
Fan (4), it is discharged from described suction inlet (21e) inhaled air to the outside via escape hole (21f) forcibly from described enclosure interior (24); And
Control device (5), it is configured in the position of facing with described disc spins device (3) in the described enclosure interior (24), and carries out following control at least: utilize described disc spins device (3) to make the control of disc spins; The control that information in the dish that is recorded in described rotation is read; And the drive controlling of described fan; It is characterized in that,
Described suction inlet (21e) and described escape hole (21f) are formed on such position in described housing (2): this position makes can be from passing through between described disc spins device (3) and the described control device (5) and discharging from this escape hole (21f) from this suction inlet (21e) inhaled air
The part that the described air of confession in described disc spins device (3) and the described control device (5) passes through is to make the flat structures of air from passing through swimmingly between described disc spins device (3) and the described control device (5) along airflow,
The face of facing with described disc spins device (3) of the above-mentioned flat structures of described control device (5) is covered by smooth flat member (52), so that air flows on this face swimmingly.
2. dish device according to claim 1 (1) is characterized in that,
The face of facing with described control device (5) of described disc spins device (3) is smooth, so that air flows on this face swimmingly.
3. dish device according to claim 1 and 2 (1) is characterized in that,
The peristome (3b) that is communicated with described enclosure interior (24) of described disc spins device (3) is sealed by packaged unit (32).
4. dish device according to claim 1 and 2 (1) is characterized in that,
Be equipped on that described control device (5) is gone up and in the side-prominent electron device of described disc spins device (3), the electron device (53) more outstanding than other electron devices is configured in than central portion more by near the position the end.
5. dish device according to claim 1 and 2 (1) is characterized in that,
Described housing (2) is such closed structure: the part with described external communications except that described dish inserts mouthful (22a), described suction inlet (21e) and described escape hole (21f) is airtight, enters so that can suppress dust.
6. dish device according to claim 1 and 2 (1) is characterized in that,
Be formed with more than one described suction inlet (21e) on the either party at least of near two sides the described front in described dish device (1) (21a, 21b) or bottom surface (21d).
7. dish device according to claim 1 and 2 (1) is characterized in that,
The area of described suction inlet (21e) is more than or equal to the area of described escape hole (21f).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP001872/2006 | 2006-01-06 | ||
| JP2006001872 | 2006-01-06 | ||
| PCT/JP2006/324266 WO2007077709A1 (en) | 2006-01-06 | 2006-12-05 | Disk device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101331551A CN101331551A (en) | 2008-12-24 |
| CN101331551B true CN101331551B (en) | 2010-09-29 |
Family
ID=38228067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2006800473865A Expired - Fee Related CN101331551B (en) | 2006-01-06 | 2006-12-05 | Disk device |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP4652419B2 (en) |
| CN (1) | CN101331551B (en) |
| WO (1) | WO2007077709A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2128576B1 (en) | 2008-05-27 | 2016-12-28 | VEGA Grieshaber KG | Evaluation of an echo shape of filling level sensors |
| EP2497238B1 (en) | 2009-11-03 | 2014-02-12 | Unwired Planet, LLC | Method and communication node for improving signal handling |
| CN102959629B (en) * | 2011-02-17 | 2015-12-09 | 松下电器产业株式会社 | Optical disc apparatus and Wiring structure |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08203263A (en) * | 1994-11-21 | 1996-08-09 | Ricoh Co Ltd | Apparatus for driving recording disk |
| JP2003007048A (en) * | 2001-06-22 | 2003-01-10 | Hitachi-Lg Data Storage Inc | Optical disk device |
| JP4186859B2 (en) * | 2004-04-05 | 2008-11-26 | 船井電機株式会社 | Optical disk device |
-
2006
- 2006-12-05 CN CN2006800473865A patent/CN101331551B/en not_active Expired - Fee Related
- 2006-12-05 JP JP2007552888A patent/JP4652419B2/en not_active Expired - Fee Related
- 2006-12-05 WO PCT/JP2006/324266 patent/WO2007077709A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| JPWO2007077709A1 (en) | 2009-06-11 |
| WO2007077709A1 (en) | 2007-07-12 |
| JP4652419B2 (en) | 2011-03-16 |
| CN101331551A (en) | 2008-12-24 |
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