CN203356183U - Permanent magnet type destructor for data of hard disks - Google Patents
Permanent magnet type destructor for data of hard disks Download PDFInfo
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- CN203356183U CN203356183U CN 201320453847 CN201320453847U CN203356183U CN 203356183 U CN203356183 U CN 203356183U CN 201320453847 CN201320453847 CN 201320453847 CN 201320453847 U CN201320453847 U CN 201320453847U CN 203356183 U CN203356183 U CN 203356183U
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Abstract
The utility model belongs to the field of information secrecy and particularly relates to a permanent magnet type destructor for data of hard disks. The permanent magnet type destructor comprises a shielding case made of a magnet-conductive material, wherein a U-shaped magnet-conductive arm made of a magnet-conductive material is arranged in the shielding case; an upper magnetic pole is arranged at the upper arm part of the U-shaped magnet-conductive arm, a lower magnetic pole is arranged at the lower arm part of the U-shaped magnet-conductive arm, and magnetic polarities of opposite sides of the upper and lower magnetic poles are opposite; a hard disk cartridge made of a non-magnet-conductive material is also arranged between the upper and lower magnetic poles; and a hard disk inlet arranged on the shielding case faces towards the hard disk cartridge. The magnetic field intensity between the upper and lower magnetic poles is larger than 1.2T. According to the permanent magnet type destructor for the data of the hard disks, the hard disks are not required to be physically damaged, all that is required is to place the hard disks between the upper and lower magnetic poles and destruct the data of the hard disks, and meanwhile, the hard disks can be used continuously after the data of the hard disks are destructed. The permanent magnet type destructor for the data of the hard disks is convenient to use, and the data destruction cost is reduced.
Description
Technical field
The utility model belongs to the information privacy field, is specifically related to a kind of magneto hard disc data destroy machine.
Background technology
The magnetic storage hard disk is widely used in information, data storage with the characteristics of its high density data storage amount, easily read-write.The data disc surface distributed of hard disk is being arranged small one by one magnetic particle, and the N utmost point of magnetic particle, the S utmost point be 0 and 1 in corresponding binary system respectively, and magnetic head is by the polarity of induced magnetism particulate successively, picked up signal, thus read 0 or 1 data.In like manner, by changing the polarity of magnetic particle, data can be write to hard disk.Traditional computer is deleted and format, has just deleted the index of information, makes computer program can not find these information, data, rather than carry out deletion physically, by task equipment, just data can be recovered, unless carried out the data multi-fold in deleted district.And think to only have when covering more than 35 times after the special. professor Gu Teman experiment of University of Auckland College of Computer Science skin, and the data in hard disk just can not be resumed fully, and the time that obvious this method expends is very many.Mostly the damage of hard disk is to cause because the accessories such as drive circuit or driving mechanism damage, and storage medium can be not destroyed, and information, the data of hard disk the inside can be not destroyed.Owing to the reason such as technology, business information being maintained secrecy to, need to be destroyed unspoiled disk storage data.Guarantee that one of method that hard disc data is deleted fully is that hard disk is carried out to violence damage, be about to breakage of hard disk, burn, this quadrat method can make hard disk re-use, and cost is higher.Also having a kind of method is to utilize strong magnetic field action in disk, patent documentation: a kind of destroying method of magnetizing mediums data and erasing field produce circuit (application number: be CN201010564540.4) to use high power capacity discharge type coil magnetizer to produce high-intensity magnetic field, the magnetizing mediums such as hard disk are carried out to demagnetization.This method must be connected with power supply, consumes energy high, and security risk is arranged, and each need of work, can not continuous operation to capacitor charging.
The utility model content
A kind of magneto hard disc data destroy machine that the utility model provides for above-mentioned weak point, after the data destroying in hard disk, hard disk can reuse.
The utility model is to realize like this, a kind of magneto hard disc data destroy machine, comprise the shielding case that permeability magnetic material is made, the U-shaped magnetic conduction arm that permeability magnetic material is made is set in shielding case, the upper arm of U-shaped magnetic conduction arm arranges magnetic pole, the underarm of U-shaped magnetic conduction arm arranges lower magnetic pole, and described upper magnetic pole is contrary with lower magnetic pole opposite face magnetic polarity; The hard-disk cartridge that non-magnet material is made also is set between upper magnetic pole and lower magnetic pole, on shielding case, arrange hard disk entrance and hard-disk cartridge over against.Between upper magnetic pole and lower magnetic pole, magnetic field intensity is greater than 1.2 teslas.
For convenience of the hard-disk cartridge turnover, the setting of hard-disk cartridge upper and lower surface is made roller free to rotate by non-magnet material.Push rod is set in shielding box, and the push rod front end arranges the hard disk pushing block; Swing arm also is set in shielding box, the swing arm two ends respectively with push rod with move back the dish slide bar contact; Move back dish slide bar one end and contact with swing arm, the other end reaches outside shielding case by the hole on shielding case.
Move back for convenience dish slide bar location, move back on the dish slide bar moving screens piece is set, the screens bar is set on shielding case, the screens bar by the screens spring with determine the screens piece and be connected, determine screens piece and screens bar apart from being less than the screens spring free length.
Magneto hard disc data destroy machine of the present utility model, do not need hard disk is carried out to physical damage, only need be put into hard disk between upper magnetic pole and lower magnetic pole and just can be destroyed hard disc data, after hard disc data is destroyed, hard disk can also continue to use simultaneously.Use magneto hard disc data destroy machine of the present utility model, easy to use, reduced the data destroying cost simultaneously.
The accompanying drawing explanation
Fig. 1 is the utility model front view.
Fig. 2 is the utility model top view.
The A-A cutaway view that Fig. 3 is Fig. 1.
Fig. 4 is the utility model stereogram.
Fig. 5 is the utility model cut-away view.
In accompanying drawing: 1-moves back the dish slide bar, 2-hard-disk cartridge, 3-shielding case, 4-swing arm, 5-push rod, 6-U shape magnetic conduction arm, 61-lower magnetic pole, the upper magnetic pole of 62-, 7-hard disk entrance, 8-hard disk pushing block, 9-moves the screens piece, and 10-determines the screens piece, 11-screens spring, 12-roller, 13-screens bar.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail; but the utility model is not limited to following embodiment; any change of making on the present embodiment principle or replacement scheme, all fall among the claimed scope of the utility model.
1 arrive Fig. 5 by reference to the accompanying drawings, a kind of magneto hard disc data destroy machine, comprise the shielding case 3 that permeability magnetic material is made, shielding case 3 is interior arranges the U-shaped magnetic conduction arm 6 that permeability magnetic material is made, the upper arm of U-shaped magnetic conduction arm 6 arranges magnetic pole 62, the underarm of U-shaped magnetic conduction arm 6 arranges lower magnetic pole 61, and described upper magnetic pole 62 is contrary with lower magnetic pole 61 opposite face magnetic polarities; The hard-disk cartridge 2 that non-magnet material is made also is set between upper magnetic pole 62 and lower magnetic pole 61, on shielding case 3, arrange hard disk entrance 7 and hard-disk cartridge 2 over against.Between upper magnetic pole 62 and lower magnetic pole 61 magnetic field intensity be greater than 1.2 this draw.
For convenience of hard-disk cartridge 2 turnover, hard-disk cartridge 2 upper and lower surface settings are made roller free to rotate 12 by non-magnet material.Push rod 5 is set in shielding box, and push rod 5 front ends arrange hard disk pushing block 8; Swing arm 4 also is set in shielding box, swing arm 4 two ends respectively with push rod 5 with move back the dish slide bar 1 contact; Move back dish slide bar 1 one ends and contact with swing arm 4, the other end reaches outside shielding case 3 by the hole on shielding case 3.
Move back for convenience dish slide bar 1 location, move back on dish slide bar 1 moving screens piece 9 is set, screens bar 13 is set on shielding case 3, screens bar 13 by screens spring 11 with determine screens piece 10 and be connected, determine screens piece 10 and screens bar 13 apart from being less than screens spring 11 drifts.
When in use, hard disk is put into hard-disk cartridge 2 from hard disk entrance 7, and hard-disk cartridge 2 is made by non-magnet material, on the hard disk processing that hard-disk cartridge is 2 li between the magnetic field of magnetic pole 62 and lower magnetic pole 61.The data disc surface magnetic particle polarity of hard disk is under magnetic fields, and the reversing of magnetic particle reaches unanimity, and makes data in magnetic disk disappear, thereby reaches the data destroying purpose.After hard disc data is destroyed, hard disk enters 7 taking-ups from hard disk.In order to facilitate hard disc data to destroy, can be arranged to hard-disk cartridge 2 and can make roller free to rotate 12 in hard-disk cartridge 2 upper and lower surface settings by non-magnet material from the situation of hard disk entrance 7 turnover, to facilitate hard-disk cartridge 2 turnover simultaneously.In hard-disk cartridge 2 back, hard-disk cartridge 2 ejecting mechanisms are set simultaneously, when hard-disk cartridge 2 is advanced to magneto hard disc data destroy machine of the present utility model, hard disk pushing block 8 is pushed simultaneously, hard disk pushing block 8 drives push rod 5 motions, effect by swing arm 4, when push rod 5 is pushed into, moves back dish slide bar 1 and driven to moving with push rod 5 phase institute directions by swing arm 4.After hard-disk cartridge 2 is advanced to magneto hard disc data destroy machine fully, moves back dish slide bar 1 and stretch out from shielding case 3.Move back dish during slide bar 1 when pressing, move back dish slide bar 1 and move backward, by the effect of swing arm 4, push rod 5 travels forward, and push rod 5 drives hard disk pushing blocks 8 and travels forward, and hard-disk cartridge 2 is released to the hard disk that conveniently the taking-up data have been destroyed from hard disk entrance 7 simultaneously.
Claims (5)
1. a magneto hard disc data destroy machine, it is characterized in that the shielding case (3) that comprises that permeability magnetic material is made, the U-shaped magnetic conduction arm (6) that permeability magnetic material is made is set in shielding case (3), the upper arm of U-shaped magnetic conduction arm (6) arranges magnetic pole (62), the underarm of U-shaped magnetic conduction arm (6) arranges lower magnetic pole (61), and described upper magnetic pole (62) is contrary with lower magnetic pole (61) opposite face magnetic polarity; The hard-disk cartridge (2) that non-magnet material is made also is set between upper magnetic pole (62) and lower magnetic pole (61), on shielding case (3), arrange hard disk entrance (7) and hard-disk cartridge (2) over against.
2. magneto hard disc data destroy machine according to claim 1, is characterized in that between magnetic pole (62) and lower magnetic pole (61), magnetic field intensity is greater than 1.2 teslas.
3. magneto hard disc data destroy machine according to claim 1 and 2, is characterized in that hard-disk cartridge (2) upper and lower surface setting makes roller free to rotate (12) by non-magnet material.
4. magneto hard disc data destroy machine according to claim 3, is characterized in that in shielding box arranging push rod (5), and push rod (5) front end arranges hard disk pushing block (8); Swing arm (4) also is set in shielding box, swing arm (4) two ends respectively with push rod (5) with move back the dish slide bar (1) contact; Move back dish slide bar (1) one end and contact with swing arm (4), the other end reaches outside shielding case (3) by the hole on shielding case (3).
5. magneto hard disc data destroy machine according to claim 4, it is characterized in that moving back on dish slide bar (1) arranging and move screens piece (9), screens bar (13) is set on shielding case (3), screens bar (13) by screens spring (11) with determine screens piece (10) and be connected, determine screens piece (10) and be less than screens spring (11) drift with screens bar (13) distance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320453847 CN203356183U (en) | 2013-07-20 | 2013-07-20 | Permanent magnet type destructor for data of hard disks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320453847 CN203356183U (en) | 2013-07-20 | 2013-07-20 | Permanent magnet type destructor for data of hard disks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203356183U true CN203356183U (en) | 2013-12-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320453847 Expired - Fee Related CN203356183U (en) | 2013-07-20 | 2013-07-20 | Permanent magnet type destructor for data of hard disks |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203356183U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104317532A (en) * | 2014-10-28 | 2015-01-28 | 四川神琥科技有限公司 | Multifunctional data destruction machine |
-
2013
- 2013-07-20 CN CN 201320453847 patent/CN203356183U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104317532A (en) * | 2014-10-28 | 2015-01-28 | 四川神琥科技有限公司 | Multifunctional data destruction machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131225 Termination date: 20160720 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |