CN101770798A - Combined hard disk drive - Google Patents

Combined hard disk drive Download PDF

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Publication number
CN101770798A
CN101770798A CN200810242149A CN200810242149A CN101770798A CN 101770798 A CN101770798 A CN 101770798A CN 200810242149 A CN200810242149 A CN 200810242149A CN 200810242149 A CN200810242149 A CN 200810242149A CN 101770798 A CN101770798 A CN 101770798A
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CN
China
Prior art keywords
hard disk
disk drive
combined
circuit board
switching circuit
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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.)
Pending
Application number
CN200810242149A
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Chinese (zh)
Inventor
梁明生
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen Excelstor Technology Co Ltd
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Shenzhen Excelstor Technology Co Ltd
Priority date (The priority date 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 date listed.)
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Application filed by Shenzhen Excelstor Technology Co Ltd filed Critical Shenzhen Excelstor Technology Co Ltd
Priority to CN200810242149A priority Critical patent/CN101770798A/en
Publication of CN101770798A publication Critical patent/CN101770798A/en
Pending legal-status Critical Current

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Abstract

The present invention discloses a combined hard disk drive comprising a top cover, a base, a first hard disk drive, a second hard disk drive and a switching circuit board. A cavity is enclosed by the top cover and the base, and the first hard disk drive, the second hard disk drive and the switching circuit board are arranged in the cavity. A switching circuit and an external interface are arranged on the switching circuit board. A control module is arranged in the switching circuit, and the switching circuit is respectively connected with the external interface, the first hard disk drive and the second hard disk drive. The combined hard disk drive can be directly arranged and used on a computer as an independent hard disk drive, having excellent shockproof effect.

Description

A kind of combined hard disk drive
Technical field
The invention belongs to the hard disc of computer field.
Background technology
Hard disc of computer generally has multiple dimensions, and specification commonly used on the market is 3.5 inches desktop computer hard disks, 2.5 inches notebook hard disks and 1.8 inches micro harddisks, and the performance of different size hard disk cuts both ways.For example 3.5 inches hard-disk capacities are bigger, cheap, but volume is big, and power consumption is many, and shockproof effect is poor; 2.5 inch hard disk volume is little, little power consumption, and shockproof effect is good, and is convenient for carrying, but capacity is less relatively; 1.8 inch micro harddisk volume is small, but cost is higher.Hard disk installation position on the computing machine generally is provided with at specific hard disk dimensions, and the hard disk of other dimensions then is difficult on this installation position and directly installs and uses.For example the hard disk installation position on computing machine only is provided with at big hard disk, and along with the update of hard disk specification and kind, or when changing hard disk owing to user's request, small harddisk can't directly be installed and used on this installation position.
Summary of the invention
The invention provides a kind of combined hard disk drive that two small harddisks is assembled into the independent big hard disk that directly to install and use on computers.
Technical scheme of the present invention is:
A kind of combined hard disk drive comprises top cover, base, first hard disk, second hard disk and switching circuit board; Described top cover and base are enclosed a cavity, and described first hard disk, second hard disk and switching circuit board are installed on wherein; Described switching circuit board is provided with built-up circuit and outer connecting port, is provided with control module in the described built-up circuit, and described built-up circuit joins with described outer connecting port, first hard disk and second hard disk respectively.
Described built-up circuit also comprises encrypting module and the deciphering module that links to each other with control module.
Described built-up circuit also comprises the RAID module that links to each other with control module.
Described first hard disk links to each other with built-up circuit by flexible circuit board with second hard disk.
Described first hard disk and the stacked setting of second hard disk.
Separate by elastic insulating layer between described first hard disk and second hard disk.
Also be provided with link slot on the described switching circuit board, described first hard disk, second hard disk are plugged in link slot respectively and link to each other with described built-up circuit.
Can plug between described first hard disk or second hard disk and the link slot and be connected.
Also be provided with the hard disk ejecting mechanism that is used to release hard disk in the cavity that described top cover and base form, described hard disk ejecting mechanism comprises push rod, bull stick and bearing, one end of described bull stick links to each other with push rod, the other end of described bull stick props up bottom the hard disk that needs to release, described bearing is connected the bull stick middle part, and bearing and bull stick are rotatedly connected.
Described hard disk is solid state hard disc or hybrid hard disk.
The invention has the beneficial effects as follows:
1. this combined hard disk drive is integrated two small harddisks, can as one independently big hard disk directly install on computers and use, and because the shockproof effect of small harddisk is better, this combined hard disk drive also has good shockproof effect;
2. this combined hard disk drive can be realized the RAID function, and has characteristics such as speed is fast, capacity is big, safe and reliable;
3. this combined hard disk drive also has the encrypted backup function, makes one of them hard disk reading and writing data, and another hard disk carries out data enciphering back-up, when mistake appears in reading writing harddisk, can carry out reduction of data.
Description of drawings
Fig. 1 is the three-dimensional exploded view of combined hard disk drive first embodiment of the present invention.
Fig. 2 is the stereographic map of first embodiment.
Fig. 3 is the schematic diagram of combined hard disk drive built-up circuit of the present invention.
Fig. 4 is the three-dimensional exploded view of combined hard disk drive second embodiment of the present invention.
Fig. 5 is the hard disk ejecting mechanism synoptic diagram of second embodiment.
Fig. 6 is the hard disk ejecting mechanism synoptic diagram of combined hard disk drive the 3rd embodiment of the present invention.
Embodiment
First embodiment:
As depicted in figs. 1 and 2, combined hard disk drive first embodiment of the present invention comprises top cover 1, base 2, first hard disk 3, second hard disk 4, switching circuit board 5, flexible circuit board 6 and elastic insulating layer 7.
The top cover 1 of combined hard disk drive is tabular, and edge is provided with through hole 11.Base 2 is in the form of slot, and edge is provided with the threaded hole 21 corresponding with through hole 11, is used for being spirally connected of top cover 1 and base 2.Top cover 1 and base 2 assemblings form a cavity, and described first hard disk 3, second hard disk 4, switching circuit board 5, flexible circuit board 6 and elastic insulating layer 7 all are contained in this cavity.
First hard disk 3 and second hard disk 4 are common hard disks of two stacked settings, first hard disk 3 is positioned at the top of second hard disk 4, be provided with the elastic insulating layer of making by rubber, fiber and other material 7 between first hard disk 3 and second hard disk 4, two hard disks are separated and guarantee good shockproof effect.
Switching circuit board 5 is fixed on an end of base 2, links to each other by two common flexible circuit boards 6 between switching circuit board 5 and first hard disk 3 and second hard disk 4, and this flexible circuit board 6 also can be substituted by common connection line.Also be provided with the built-up circuit that is connected between flexible circuit board 6 and the outer connecting port 51 on the switching circuit board 5, first hard disk 3 links to each other with built-up circuit by flexible circuit board 6 with second hard disk 4, be illustrated in figure 3 as the principle schematic of built-up circuit, this built-up circuit comprises a control module, can the storage space of first hard disk 3 and second hard disk 4 independently be used on computers as a big storage space according to computer control signal.This built-up circuit also comprises encrypting module and the deciphering module that links to each other with control module, encrypting module and deciphering module make combined hard disk drive have the encrypted backup function, one of them hard disk reading and writing data, another hard disk carries out data enciphering back-up, when data make a mistake in the hard disk, can be with deciphering of the Backup Data in another hard disk and reduction.Built-up circuit also comprises the RAID module that links to each other with control module, the RAID module makes combined hard disk drive form disk array, cut apart and the reliability of technical support unit such as parity checking and data by redundant correcting, data image or data, improved fault-tolerant ability, and made combined hard disk drive have characteristics such as speed is fast, capacity is big, safe and reliable.
Second embodiment:
As shown in Figure 4 and Figure 5, combined hard disk drive second embodiment of the present invention and first kind of embodiment are similar, and just hard disk is different with the connected mode of switching circuit board, and are provided with the mechanism that a hard disk can be released.First hard disk 3 is located at the top of second hard disk 4, and an end of first hard disk 3 is provided with hard disk connector 31, is used for linking to each other with switching circuit board 5; One end of second hard disk 4 also is provided with hard disk connector 41, is used for forming being connected of can directly plugging with switching circuit board 5, is convenient to second hard disk 4 and takes out from combined hard disk drive.
The outer connecting port 51 that switching circuit board 5 comprises two link slots 52, link to each other with computing machine and be connected in link slot 52 and outer connecting port 51 between built-up circuit.Switching circuit board 5 not only plays the effect of control store and transmission information, can also structurally support and fix first hard disk 3 and second hard disk 4, and both are separated.Two link slots 52 are separately positioned on switching circuit board 5 and upper surface and lower surfaces outer connecting port 51 opposite ends, and are interspersed on left and right both sides.Hard disk connector 31 on first hard disk 3 inserts the link slot 52 that is positioned at switching circuit board 5 upper surfaces, realizes being connected between first hard disk 3 and the switching circuit board 5; Hard disk connector 41 on second hard disk 4 inserts the link slot 52 that is positioned at switching circuit board 5 lower surfaces, and forms the connection that can directly plug, and described first hard disk 3, second hard disk 4 are plugged in two link slots 52 respectively and link to each other with described built-up circuit.This connected mode makes the setting of two hard disk intersectings, leave certain interval between the end face of the bottom surface of first hard disk 3 and second hard disk 4, the connector 31 of hard disk one end and hard disk connector about 41 are separately staggered, the other end of first hard disk 3 and second hard disk 4 also can be fixed on the top cover 1 or base 2 of combined hard disk drive, make between first hard disk 3 and two hard disks 4 or hard disk connector 31 and hard disk connector 41 between can not cause combined hard disk drive generation functional fault because of accident contacts.
Also be provided with the hard disk ejecting mechanism 6 that is used to release second hard disk 4 in the cavity that the top cover 1 of combined hard disk drive and base 2 form, hard disk ejecting mechanism 6 is installed on the base 2, is in substantially in the same plane with second hard disk 4.Figure 5 shows that the synoptic diagram of the hard disk ejecting mechanism 6 of second embodiment of the present invention, comprise push rod 61, ram seat 62, bull stick 63 and bearing 64.One end of bull stick 63 links to each other with push rod 61, the other end of bull stick 63 and second hard disk, 4 butts, and bearing 64 is connected the middle part of bull stick 63, and ram seat 62 constitutes moving sets with push rod 61.
Push rod 61 is a straight-bar, and manual control is convenient in its control end 611 extended bases 2 outsides; The other end of push rod 61 is that the center is provided with the spherical of through hole 612.Push rod 61 can along be parallel to second hard disk 4 into and out of direction make the straight line back and forth movement.Also be provided with the ram seat 62 that is used to support push rod 61 on the base 2, push rod 61 is along the groove moving linearly on the ram seat 62.
Bull stick 63 is a straight-bar, and an end is for rotating end 632, these rotation end 632 through holes 612 that pass on the push rod 61; The other end of bull stick 63 is provided with pushes the ball 631, and this bottom of pushing the ball 631 and second hard disk 4 connects, and is used to release second hard disk 4.
Bearing 64 is a turning axle, is fixedly mounted on the base 2.Bull stick 63 is provided with the axis hole that matches with bearing 64, and axis hole is positioned at the middle part of bull stick 63.Bull stick 63 is connected with bearing 64 hole axles, allows bull stick 63 to rotate in surface level around bearing 64.
The operation steps of hard disk ejecting mechanism 6 is as follows:
1. original state: second hard disk 4 is positioned at combined hard disk drive when inner, and the bottom of 631 and second hard disk 4 of pushing the ball on the bull stick 63 connects, control end 611 protuberate basic units 2 of push rod 61;
2. take out second hard disk 4: the control end 611 that inwardly pushes push rod 61, make push rod 61 inwardly do rectilinear motion along the groove on the ram seat 62, bull stick 63 rotates around bearing 64 under the drive of push rod 61, and leverage makes the 631 outwards rotations of pushing the ball, and second hard disk 4 is released;
3. second hard disk 4 of packing into: inwardly push second hard disk 4, force pushing the ball on the bull stick 63 631 inwardly to be moved with second hard disk 4, leverage is outwards rotated the rotation end 632 of bull stick 63, drives push rod 61 simultaneously and outwards does rectilinear motion along ram seat 62, and control end 611 is resetted.
The 3rd embodiment:
Fig. 6 is the synoptic diagram of the hard disk ejecting mechanism 6 of combined hard disk drive the 3rd embodiment of the present invention, and is similar with hard disk ejecting mechanism 6 shown in Figure 5, and other structures of the combined hard disk drive of this embodiment are referring to Fig. 4.In this embodiment, push rod 61 has promote-side 612, and is hinged between the rotation end 632 of bull stick 63 and this promote-side 612, makes bull stick 63 free to rotate with respect to push rod 61.The bearing 64 that is fixedly mounted on the base 2 is provided with a through hole, and bull stick 63 passes the through hole on the bearing 64 and can rotate in surface level around bearing 64, constitutes moving sets and revolute pair between bull stick 63 and the bearing 64.This embodiment can be saved the inner space of combined hard disk drive.
Except 3.5 inches, 2.5 inches commonly used, 1.8 inches micro hard disks etc., 1.5 inches, 1 inch even the littler hard disk of size have also appearred in the market, first hard disk 3 and second hard disk 4 can be 2.5 inches common small harddisks in the present embodiment, integrated combined hard disk drive size is identical with 3.5 inches hard disks, can be directly installed on 3.5 inches hard disk installation positions of computing machine to be used as an independently big hard disk use; The present invention also can be assembled into two 1.8 inches micro hard disk 1 2.5 inches big hard disk, or the mini-hard disk of other specifications is assembled into big hard disk.Because the shockproof properties of the relative large scale hard disk of undersized hard disk is better, the big hard disk that is combined into also has good shockproof effect.
Only comprise two small harddisks in the combined hard disk drive of present embodiment, also can adopt in the same way with the synthetic big hard disk that can directly use on computers of a plurality of hard disk groups, a plurality of small harddisks link to each other by a plurality of flexible circuit boards or electric wire with switching circuit board 5, or a plurality of link slots 52 are set on switching circuit board 5 link to each other with a plurality of hard disks respectively, control module on the switching circuit board 5 can be controlled a plurality of hard disks according to the control signal of computing machine, makes it be equivalent to an independently big hard disk directly use on computers.For example can utilize the hard disk of this mode with integrated one 3.5 inches of a plurality of 1.8 inches micro hard disks.
In addition, the hard disk of other kinds such as solid state hard disc or hybrid hard disk also can be assembled into combined hard disk drive of the present invention.
Above content be in conjunction with concrete preferred implementation to further describing that the present invention did, can not assert that concrete enforcement of the present invention is confined to these explanations.For the general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.

Claims (10)

1. a combined hard disk drive is characterized in that: comprise top cover, base, first hard disk, second hard disk and switching circuit board; Described top cover and base are enclosed a cavity, and described first hard disk, second hard disk and switching circuit board are installed on wherein; Described switching circuit board is provided with built-up circuit and outer connecting port, is provided with control module in the described built-up circuit, and described built-up circuit joins with described outer connecting port, first hard disk and second hard disk respectively.
2. combined hard disk drive according to claim 1 is characterized in that: described built-up circuit also comprises encrypting module and the deciphering module that links to each other with control module.
3. combined hard disk drive according to claim 1 is characterized in that: described built-up circuit also comprises the RAID module that links to each other with control module.
4. according to each described combined hard disk drive in the claim 1 to 3, it is characterized in that: described first hard disk links to each other with built-up circuit by flexible circuit board with second hard disk.
5. combined hard disk drive according to claim 4 is characterized in that: described first hard disk and the stacked setting of second hard disk.
6. combined hard disk drive according to claim 5 is characterized in that: separate by elastic insulating layer between described first hard disk and second hard disk.
7. according to each described combined hard disk drive in the claim 1 to 3, it is characterized in that: also be provided with link slot on the described switching circuit board, described first hard disk, second hard disk are plugged in link slot respectively and link to each other with described built-up circuit.
8. combined hard disk drive according to claim 7 is characterized in that: can plug between described first hard disk or second hard disk and the link slot and be connected.
9. combined hard disk drive according to claim 8, it is characterized in that: also be provided with the hard disk ejecting mechanism that is used to release hard disk in the cavity that described top cover and base form, described hard disk ejecting mechanism comprises push rod, bull stick and bearing, one end of described bull stick links to each other with push rod, the other end of described bull stick props up bottom the hard disk that needs to release, described bearing is connected the bull stick middle part, and bearing and bull stick are rotatedly connected.
10. combined hard disk drive according to claim 1 is characterized in that: described hard disk is solid state hard disc or hybrid hard disk.
CN200810242149A 2008-12-30 2008-12-30 Combined hard disk drive Pending CN101770798A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN200810242149A CN101770798A (en) 2008-12-30 2008-12-30 Combined hard disk drive

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Application Number Priority Date Filing Date Title
CN200810242149A CN101770798A (en) 2008-12-30 2008-12-30 Combined hard disk drive

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CN101770798A true CN101770798A (en) 2010-07-07

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102347053A (en) * 2010-08-05 2012-02-08 鸿富锦精密工业(深圳)有限公司 Electronic device
CN104952462A (en) * 2014-03-24 2015-09-30 鸿富锦精密工业(武汉)有限公司 Hard disk combination
CN106647978A (en) * 2017-01-09 2017-05-10 郑州云海信息技术有限公司 1U storage node

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102347053A (en) * 2010-08-05 2012-02-08 鸿富锦精密工业(深圳)有限公司 Electronic device
CN104952462A (en) * 2014-03-24 2015-09-30 鸿富锦精密工业(武汉)有限公司 Hard disk combination
CN106647978A (en) * 2017-01-09 2017-05-10 郑州云海信息技术有限公司 1U storage node

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Application publication date: 20100707