CN100527261C - CD drive latch mechanism - Google Patents
CD drive latch mechanism Download PDFInfo
- Publication number
- CN100527261C CN100527261C CNB2005101163257A CN200510116325A CN100527261C CN 100527261 C CN100527261 C CN 100527261C CN B2005101163257 A CNB2005101163257 A CN B2005101163257A CN 200510116325 A CN200510116325 A CN 200510116325A CN 100527261 C CN100527261 C CN 100527261C
- Authority
- CN
- China
- Prior art keywords
- housing
- door bolt
- bolt mechanism
- metal elements
- memory metal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 31
- 229910052751 metal Inorganic materials 0.000 claims abstract description 21
- 239000000956 alloy Substances 0.000 claims description 5
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 2
- 230000008602 contraction Effects 0.000 claims 1
- 239000002184 metal Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 3
- 230000008034 disappearance Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000003116 impacting effect Effects 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000003042 antagnostic effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Images
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- Packaging For Recording Disks (AREA)
Abstract
A latch mechanism for a compact disk drive, disposed on a tray, comprising: an outer frame, which is arranged on the tray and comprises an opening and a bottom end; a buckling element, which comprises a clamping hook part, a rotating fulcrum part and a withdrawing part; a fixing element, which is fixedly arranged on the rotating fulcrum part of the buckling element on the tray; a spring element, which is sleeved on the fixed element and extends outwards to form two spring wires with an angle, one spring wire is fixedly arranged on the buckling element, and the other spring wire is fixedly arranged on an extending piece; a clamp column fixed on the chassis of the CD-ROM drive; and a memory metal element fixed on the bottom of the outer frame and the buckling element.
Description
[technical field]
The relevant a kind of door bolt mechanism for light disk player of the present invention especially is subjected under the rapid shock about CD-ROM device, can avoid tray to make bolt flick because of inertia, the door bolt mechanism for light disk player that causes pallet to jump out.
[background technology]
CD-ROM device is being subjected under the powerful external impacts, and the bolt that fastens tray can impact the inertia that produces because of CD-ROM device, and makes bolt flick, and the situation that causes tray to jump out takes place.As shown in Figure 1, it is the synoptic diagram of closing of known CD-ROM device 1 solenoid valve bolt.Solenoid valve 11 places on the tray 10, solenoid valve 11 mats one magnetic iron core 14 passes a spring 15, when utilizing solenoid valve 11 to close, release magnetic iron core 14 by spring 15, be fastened on card post 13 with control buckling element 12, make tray 10 be fixed in CD-ROM device 1, spring 15 elastic force are big more simultaneously, and tray 10 reliability of fixation are good more.Please refer to shown in Figure 2ly, when solenoid valve 11 starts, utilize solenoid valve 11 to produce magnetic extrusion springs 15, after the magnetic 14 traction buckling elements 12 unshakable in one's determination that contract break away from card posts 13, allow tray 10 shift out CD-ROM device 1.Yet, because of the elastic force of solenoid valve 11 need antagonistic springs 15, just can make tray 10 throw off card posts 13, must expend bigger electric current, the especially unfavorable type CD-ROM device of carrying.In addition, establish an emergent rejecting member 16 near buckling element 12, allow and manually push emergent rejecting member 16, interlock buckling element 12 breaks away from card post 13, withdraws from tray 10 during in order to shutdown and keeps in repair.
In addition, owing to magnetic iron core 14 is floated by spring 15 inflexible limits to be fixed in the solenoid valve 11, when CD-ROM device 1 is subjected to impacting, the weight of magnetic iron core 14 arrives greatly and forms one inertia, the magnetic iron core 14 that contracts behind the spring 15 of will extruding, and then traction buckling element 12, cause breaking away from the fastening state of card post 13, cause pallet 10 to lose deduction strength, break away from CD-ROM device 1, and damage CD-ROM device inner body and video disc.Therefore, based on avoid CD-ROM device collide the time, produce the situation that tray is jumped out, CD-ROM device dealer must find out the perfect solution of a cover, to address the above problem.
[summary of the invention]
Purpose of the present invention is providing a kind of door bolt mechanism for light disk player, fasten or break away from the element of card post as the control buckling element by lightweight memorial alloy, avoid CD-ROM device when being subjected to impact, the inertia that door bolt mechanism produces is excessive, flick and break away from and block the fastening state of post, make tray break away from the disappearance of CD-ROM device.
Another object of the present invention is providing a kind of door bolt mechanism for light disk player, utilizes memorial alloy can change the characteristic of changes shape because of state, and the traction buckling element breaks away from the card post, to reduce power consumption.
A further object of the present invention is providing a kind of door bolt mechanism for light disk player, to form the simple modularity door bolt mechanism of mechanism, has the emergent rejecting function concurrently, with simplified structure.
In order to reach the purpose of aforementioned invention, door bolt mechanism for light disk player of the present invention places on the tray, and it comprises: a housing, place on this tray, and this housing includes an opening and a bottom; One buckling element includes a hook part and a pivot point portion, moves back sheet portion; One retaining element, the pivot point portion that sets firmly this buckling element is on this tray; One spring element is sheathed on this retaining element, is outward extended with angled two spring wires, and a spring wire is fixedly arranged on this buckling element, and another spring wire is fixedly arranged on an extension; One card post is fixedly arranged on this CD-ROM device chassis; And a memory metal elements, be connected in bottom and this buckling element of this housing.
[description of drawings]
Fig. 1 is the synoptic diagram of closing of known solenoid valve bolt.
Fig. 2 is the synoptic diagram that known CD-ROM device tray is thrown off.
Fig. 3 is a door bolt mechanism synoptic diagram of the present invention.
Fig. 4 is that bolt structure of the present invention is opened synoptic diagram.
[embodiment]
Relevant the present invention is for reaching above-mentioned purpose, and technological means that is adopted and effect thereof are lifted preferred embodiment now, and cooperate graphic be illustrated as follows.
Please refer to Fig. 3, it is a bolt structure synoptic diagram of the present invention, this bolt structure applies to include in the CD-ROM device 20 of pallet 37, mainly comprises housing 30, buckling element 31, retaining element 32, spring 33, extension 34, card post 35 and memory metal elements 36 etc.
Wherein, housing 30 is arranged on the pallet 37, includes peristome 301 and bottom 302; A buckling element 31 includes one and places the pivot point portion 312 and of 311, one centres of hook part of front end to move back sheet portion 313; A retaining element 32 is fixedly arranged on the pivot point portion 312 of buckling element 31 on the tray 37; A spring 33, be sheathed on the retaining element 32, be outward extended with angled two spring wires 331,332, one spring wire 331 is fixedly arranged on this buckling element 31, another spring wire 332 is fixedly arranged on an extension 34 that is stretched out by housing 30, makes spring 33 be suppressed the card post 35 that hook part 311 is fastened in CD-ROM device 20; A memory metal elements 36, one end is fixed in the bottom 302 of housing 30, the other end also goes out peristome 301 to the extension Shen and forms mobile terminals, combine with the hole slot 314 of buckling element 31, memory metal elements 36 is made by memory alloy material, in light weight, can pass to electric current and make it produce distortion, and the variation of length is arranged.
When bolt structure of the present invention does not start, just memory metal elements 36 does not pass to current status, memory metal elements 36 is with elongated shape, the one end is fixed on the bottom 302 of housing 30, the other end loosens, make buckling element 31 suppressed by spring wire 331, be fastened in card post 35, pallet 37 is locked in the CD-ROM device 20 and reach with hook part 311.
Please refer to shown in Figure 4ly, it is that bolt structure of the present invention is opened synoptic diagram.When bolt structure is opened, electric current at first conducting in hardware 36, cause the variation of memory metal elements 36 states, and the change that memory metal elements 36 is produced in shape, hardware 36 just shortens length, because an end is fixed on the bottom 302 of housing 30, the other end draws in buckling element 31 with regard to top pressure spring silk 331 elastic force, make hook part 311 disengagings of buckling element 31 originally collude the card post 35 that closes, allow pallet 37 shift out CD-ROM device 20.
Therefore; when door bolt mechanism of the present invention is locked in CD-ROM device 20 with pallet 37; can utilize lightweight memory metal elements; reach the one end and be fixed in housing 30, when being subjected to impact, not only can't arbitrarily move; more make memory metal elements less inertia in light weight itself; can't flick spring 33 and suppress the elastic force that hook part 311 is fastened in card post 35, guarantee the reliability of fastening state, with protection CD-ROM device and video disc.Moreover, owing to change memory metal elements 36 variable condition, only need less current, and can reduce power consumption, improve energy efficiency.
In addition, when door bolt mechanism of the present invention carries out emergent rejecting, spring 33 is to suppress hook part 311 to be fastened in card post 35, artificially the sheet portion 313 of moving back of foreign object pushing buckling element 31 makes buckling element 31 rotate with the fulcrum 312 of centre, by the present invention with memory metal elements 36 mobile terminals, the sliding hole slot 314 that is stuck in buckling element 31, and allow hook part 311 break away from card post 35 by manpower top pressure spring 33, allow pallet 37 withdraw from CD-ROM device 20, to keep in repair, to inspect or to get sheet etc.Therefore the present invention can be with the emergent rejecting mechanism simplifying in buckling element 31, and with housing 30, memory metal elements 36, spring 33 etc., form simple door bolt mechanism module, not only have the emergent rejecting function concurrently, but and simplified structure, reduce cost and increase suitable elasticity.
In like manner, the present invention also can be provided with member mutually, and for example buckling element places under the CD-ROM device and covers, and the card post places on the tray, allows and can make snap action each other.All the other about the buckle control mode of all bolt structures all and previous embodiment identical, only be to be locational difference.Certainly, these two kinds of embodiment illustrate door bolt mechanism can be placed in multiple position grouping, and in fact door bolt mechanism is not got rid of the possibility that other position combination is arranged.
Therefore, the present invention forms door bolt mechanism with simple member, the mechanism of more in the past controlling the buckling element start in the door bolt mechanism changes into utilizes memorial alloy to substitute, reduced CD-ROM device when being subjected to impacting, door bolt mechanism can because inertia and with the buckling element bullet from the card post, and cause the disappearance of tray tripping.Simultaneously, part of the present invention is simple, and is with low cost, is fit to industry member production.So the present invention satisfies the desired novelty of patent of invention, progressive and industry applications really, so file an application in accordance with the law.
The above person only is that scope of the present invention is not limited to these preferred embodiments, and is all according to any change that the present invention did, and in not breaking away under the spirit of the present invention, all belongs to the scope of the present patent application patent in order to convenient explanation preferred embodiment of the present invention.
Claims (8)
1, a kind of door bolt mechanism for light disk player, it comprises:
One housing, this housing has a peristome;
One memory metal elements is fixed in this housing, and protruding this peristome forms the mobile terminal;
One buckling element has a hook part and a pivot point portion, and hook part is incorporated into this mobile terminal;
One spring element is located at this pivot point portion, and the spring wire that stretches out is fixedly arranged on this buckling element, and this spring element more comprises another spring wire and is fixedly arranged on an extension that is stretched out by this housing; And
One card post is positioned over this hook part relative position.
2, door bolt mechanism for light disk player according to claim 1 is characterized in that, this housing, memory metal elements, buckling element and spring element are arranged on the tray, and the card post is arranged under the CD-ROM device and covers.
3, door bolt mechanism for light disk player according to claim 1 is characterized in that, this housing, memory metal elements, buckling element and spring element are arranged under the CD-ROM device and cover, and the card post is arranged on the pallet.
4, door bolt mechanism for light disk player according to claim 1 is characterized in that, this housing has a bottom, and an end of memory metal elements is fixed in the bottom of housing.
5, door bolt mechanism for light disk player according to claim 1 is characterized in that, this buckling element further comprises the sheet portion of moving back.
6, door bolt mechanism for light disk player according to claim 1 is characterized in that, this buckling element is established a hole slot and combined with memory metal elements.
7, door bolt mechanism for light disk player according to claim 1 is characterized in that, this memory metal elements is a memory alloy material.
8, door bolt mechanism for light disk player according to claim 1 is characterized in that, this memory metal elements passes to the variation that electric current produces contraction in length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005101163257A CN100527261C (en) | 2005-10-13 | 2005-10-13 | CD drive latch mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005101163257A CN100527261C (en) | 2005-10-13 | 2005-10-13 | CD drive latch mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1949389A CN1949389A (en) | 2007-04-18 |
| CN100527261C true CN100527261C (en) | 2009-08-12 |
Family
ID=38018870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005101163257A Expired - Fee Related CN100527261C (en) | 2005-10-13 | 2005-10-13 | CD drive latch mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100527261C (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030103433A1 (en) * | 2001-12-01 | 2003-06-05 | Samsung Electronics Co., Ltd. | Tray locking apparatus of disc drive |
| CN1450547A (en) * | 2002-03-29 | 2003-10-22 | 提阿克股份有限公司 | Optical disc device |
| CN1549261A (en) * | 2003-05-20 | 2004-11-24 | 建兴电子科技股份有限公司 | optical drive locking member |
-
2005
- 2005-10-13 CN CNB2005101163257A patent/CN100527261C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030103433A1 (en) * | 2001-12-01 | 2003-06-05 | Samsung Electronics Co., Ltd. | Tray locking apparatus of disc drive |
| CN1450547A (en) * | 2002-03-29 | 2003-10-22 | 提阿克股份有限公司 | Optical disc device |
| CN1549261A (en) * | 2003-05-20 | 2004-11-24 | 建兴电子科技股份有限公司 | optical drive locking member |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1949389A (en) | 2007-04-18 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090812 Termination date: 20121013 |