CN101192439A - Memory devices fixing mechanism - Google Patents

Abstract

A storage device fixing mechanism is used for fixing a storage device in a case having a first side wall and a second side wall which is opposite to the first side wall. The storage device fixing mechanism includes an engaging portion which is used for bearing the storage device, with a first side and a second side, and is arranged on the second side wall for engaging the second side, a supporting portion which is arranged on the first side wall for connecting against the lower edge of the first side of a carrying device, and an elastic portion which is arranged on the first side wall to elastically press the storage device that is exposed out of the first side, so that the engaging portion limits the displacement of the storage device in the vertical direction and the elastic portion limits the displacement of the storage device in the horizontal and vertical direction, thereby providing the function of fixing the storage device.

Description

Fixing structure of storing device

Technical field

The present invention relates to a kind of fixed mechanism, refer to a kind of especially in order to storage device is fixed in the fixed mechanism in the servomechanism cabinet.

Background technology

Along with the continuous research and development of electronics technology with progress greatly, the design of electronic product spare part is all towards high-performance, common objective development cheaply.Therefore; in electronic product, any one improves, as long as help simplified structure, the effect of being convenient to assemble, reduce essence such as manufacturing cost, optimizational function promotes; be invention, also meet the spirit that Patent Law is encouraged, protected and utilize invention with industrial utilization.

The existing fixing structure of storing device that is applied in the servomechanism, generally be as shown in Figure 1, to be fixed in such as the storage device of hard disk 2 in the carrier 3, fit portion 101 reaches the fit portion 102 of going up and be formed with down on the first side wall 10 of cabinet, and correspond to the following fit portion 111 of second sidewall 11 respectively and go up fit portion 112, following fit portion 101 by the first side wall 10 and go up first side 30 that fit portion 102 seizes this carrier 3 jointly on both sides by the arms, and the following fit portion 111 of second sidewall 11 and go up fit portion 112 common covers should second side 31 of carrier 3, so that hard disk 2 is fixed in the cabinet.

Yet, owing to reasons such as package technique and manufacturing tolerances, the first side wall 10 of this cabinet and second sidewall 11 also can't be closely attached on first side 30 and second side 31 of carrier 3 fully, there is the gap between the two and make, therefore when producing vibrations, be fixed in hard disk 2 in the carrier 3 and will produce described fit portion 101,102,111 and 112 and impact.So impact and make the distortion of described fit portion easily, then can't keep seizing on both sides by the arms first side 30 of carrier 3 and the state of second side 31, and cause hard disk 2 stably to be fixed in the cabinet, even the situation that hard disk 2 is dropped by described fit portion 101,102,111 and 112 can appear.

In addition, the development trend of constantly dwindling in response to chassis space, under the situation of hard disk 2 setization of specification, be installed in and be used for the carrier 3 of affixed hard disk 2 in the cabinet and must dwindle thereupon, common way promptly is to dwindle first side, 30 thickness of this carrier 3 at present, even also it is more frivolous, but such way also causes easily deformable and unsteady fixed effect, causes the easier situation that is dropped by described fit portion 101,102,111 and 112.

Simultaneously, in order to improve manufacturing tolerance, must improve machining precision to reduce assembly error.Thus, certainly will increase manufacture difficulty relatively, and be unfavorable for the industry utilization.

Therefore, how to develop a kind of fixing structure of storing device that is solved the various shortcomings of above-mentioned prior art, use stably storage device is fixed in the cabinet, reach the effect of shock-absorbing simultaneously, real in desiring most ardently the problem of solution at present.

Summary of the invention

The shortcoming of prior art in view of the above, fundamental purpose of the present invention is to provide a kind of fixing structure of storing device, in order to storage device is fixed in the cabinet, and reaches the effect of shock-absorbing simultaneously.

The objective of the invention is to also provide a kind of fixing structure of storing device, save chassis space to dwindle carrier thickness.

The objective of the invention is to further provide a kind of fixing structure of storing device, in order to a plurality of storage devices stably are fixed in the cabinet.

For reaching above-mentioned purpose and other purposes, fixing structure of storing device of the present invention supplies stationary storage means to the cabinet with relative the first side wall and second sidewall, and this fixing structure of storing device comprises:

Carrier is fixed this storage device in order to carrying, has the first relative side and second side, and first side and storage device have a difference in height, exposes to first side to make storage device; Fit portion is located at this second sidewall, is used for cover should second side, to limit the displacement of this storage device in vertical direction; The first side wall is located in the support portion, in order to be connected to the first side lower edge of carrier; And elastic, be located at the first side wall, expose to the storage device of first side, with the displacement in the horizontal direction of restriction storage device in order to the elasticity side pressure, and be connected to the first side upper limb of carrier simultaneously, to limit this carrier with respect to of the displacement of this storage device in vertical direction.

This fixing structure of storing device by fit portion to the seizing on both sides by the arms of second side, support portion and elastic to the seizing on both sides by the arms of first side, and elastic for suppressing of storage device storage device is fixed in the cabinet.

The above-mentioned cooperation with elastic in order to the support portion of seizing first side on both sides by the arms forms a track, and forms another track in order to the fit portion of seizing second side on both sides by the arms by two stop parts, and this storage device is fixed in two tracks.The first side wall of aforementioned cabinet can select to be provided with a plurality of support portions and elastic, and in like manner, second sidewall of this cabinet can select to be provided with a plurality of fit portion, so that a plurality of storage devices are fixed in this cabinet.

The invention is characterized in that this elastic can produce elastic deformation with the suffered vibrations of storage device, and keep being connected to the first side upper limb and suppress state, stably storage device is fixed in the cabinet and the effect of shock-absorbing and reach in storage device; Simultaneously, because first side of this carrier and storage device have a difference in height, to make storage device expose to first side, and this elastic elasticity side pressure of mat is with the displacement in the horizontal direction of restriction storage device, that is the thickness of subcontract carrier first side, save chassis space so dwindle carrier thickness relatively.

Description of drawings

Fig. 1 is the schematic perspective view that shows existing fixing structure of storing device;

Fig. 2 shows the schematic perspective view that storage device of the present invention is fixed in carrier;

Fig. 3 is the perspective exploded view that shows fixing structure of storing device of the present invention; And

Fig. 4 shows that fixing structure of storing device of the present invention is fixed in schematic perspective view in the cabinet with storage device.

Symbol description

10,6 the first side walls

101,111 times fit portions

102, fit portion on 112

11,7 second sidewalls

2 hard disks

3,5 carriers

30,51 first sides

31,52 second sides

4 storage devices

61 support portions

62 elastic

71 fit portions

711 flanges

Embodiment

Below by instantiation explanation embodiments of the present invention, those skilled in the art can understand other advantages of the present invention and effect easily by the content that this instructions disclosed.The present invention also can be implemented or be used by other different instantiations, and the every details in this instructions also can be based on different viewpoints and application, carries out various modifications and change under the spirit of the present invention not deviating from.

Seeing also Fig. 2, is to show in the fixing structure of storing device of the present invention the schematic perspective view that carrier combines with storage device.As shown in FIG., this carrier 5 is in order to carry this storage device 4, this storage device 4 for example is the device person in CD-ROM CD player, DVD-ROM CD player, floppy drive, CD-ROM CD writer, DVD-ROM CD writer, hard disk or other cabinets that need fix, because the technology of fixing this storage device 4 by these carrier 5 carryings is widespread use person in the prior art, and be ask instructions succinct, so no longer set forth.Wherein, this carrier 5 comprises that first side 51 of being located at the left side reaches second side 52 that relative this first side 51 is located at the right side, the height of this first side 51 expose to this first side 51 to make storage device 4, and the height of second side 52 equals the thickness of this storage device 4 less than the thickness of storage device 4.

See also Fig. 3, perspective exploded view for fixing structure of storing device of the present invention, as shown in FIG., this cabinet left side is a first side wall 6, be provided with support portion 61, this support portion 61 is for being convexly set in the flange of this first side wall 6, in order to be connected to first side, 51 lower edges of carrier 5, be formed at this first side wall when wherein, this support portion 61 can be by this cabinet of drawing in the lump.Certainly, this support portion 61 is not directly exceeding in cabinet drawing person, that is, be not to exceed with one-body molded person, can be for example for separating the person of setting, such as be located at the first side wall 6 with solder technology.

And on the first side wall 6, also being provided with elastic 62, this elastic 62 is for example for being convexly set in the shell fragment of this first side wall 6.For instance, form this elastic 62 in the lump in this first side wall 6 in the time of can be by this cabinet of drawing.Perhaps, also can by the welding or other equivalence techniqueses form this elastic 62 in this first side wall 6 in present embodiment, this elastic 62 be from the first side wall 6 outwards outstanding and with the direction that is roughly parallel to the first side wall 6 along stretching, expose to the storage device 4 of first side 51 in order to the elasticity side pressure, with the displacement in the horizontal direction of restriction storage device 4, and this elastic 62 is connected to first side, 51 upper limbs of carrier 5 simultaneously, therefore form the effect that limits these carrier 5 first sides 51 by this elastic 62 with support portion 61 up and down, that is also limit this carrier 5 simultaneously with respect to the displacement of storage device 4 in vertical direction by the design of this elastic 62.

Simultaneously, in present embodiment, have enough deflections for making this elastic 62, the length that can suppose this elastic 62 is 1, width is d, and thickness is t, is deformed into f, the application of force is p, and the then optional usefulness of the material of this cabinet for example model is the stainless sheet steel of sus304, [σ]=600Mpa; E=200Gpa.

At first, draw according to strength formula and deflection formula:

$\mathrm{\σ}=\frac{\mathrm{My}}{I}=\frac{\mathrm{plt}/2}{I}\≤\left[\mathrm{\σ}\right]$ (formula 1)

$f=\frac{{\mathrm{pl}}^3}{3\mathrm{EI}}\⇒p=\frac{3\mathrm{EIf}}{l^3}$ (formula 2)

(formula 2) substitution (formula 1), can obtain:

$f\&le;\frac{2*\left[\mathrm{\&sigma;}\right]*{\mathrm{<figure-callout\; id="2"\; label="l"\; filenames="A20061016292300091.png"\; state="\{\{state\}\}">l</figure-callout>}}^2}{3*E*t}$ (formula 3)

Then, obtain the tolerable amount of deflection according to formula 3 after, determine by formula 2 whether the needed strength of chucking reasonable again.At last, by aforementioned formula as can be known, by length and the decidable tolerable amount of deflection of thickness, the width of adjusting this elastic 62 then can be controlled the dynamics of installation.

And this cabinet right side is second sidewall 7, is provided with fit portion 71, and this fit portion 71 is formed at this second sidewall in the lump in the time of can be by this cabinet of drawing.In present embodiment, this fit portion 71 is made of two flanges 711 that are convexly set in second sidewall 7, in order to second side 52 of fit carrier 5, and limits the displacement of this storage device 4 in vertical direction.

See also Fig. 4, be to show storage device 4 is fixed in synoptic diagram in the cabinet, wherein, the above-mentioned cooperation with elastic 62 in order to the support portion 61 of seizing first side 51 on both sides by the arms forms a track, and form another track by two flanges 711 in order to the fit portion 71 of seizing second side 52 on both sides by the arms, and this storage device 4 is fixed in two tracks.

Fixing structure of storing device as above-mentioned it is noted that, though be to describe with a support portion 61 and elastic 62 respectively in present embodiment, the first side wall 6 of aforementioned cabinet can be established a plurality of support portions 61 and a plurality of elastic 62; In like manner, second sidewall 7 of this cabinet can be established plural fit portion 71, so that a plurality of storage devices 4 or different storage devices are fixed in this cabinet.

And the invention is characterized in, this elastic 62 can produce elastic deformation with storage device 4 suffered vibrations, and keep being connected to the state of first side, 51 upper limbs and this storage device 4 of elasticity side pressure, stably storage device 4 is fixed in the effect that reaches shock-absorbing in the cabinet and reach.Simultaneously, use this elastic 62 and can compensate gap between this carrier 5 and cabinet, so not only can extract this storage device 4 easily, and can and then reduce requirement machining precision.

Moreover, because first side 51 of this carrier 5 has a difference in height with storage device 4, to make storage device 4 parts expose to first side, and these elastic 62 elasticity side pressures of mat are with the displacement in the horizontal direction of restriction storage device 4, and this elastic 62 is connected to first side, 51 upper limbs and limits this carrier 5 with respect to the displacement of storage device 4 in vertical direction, that is the thickness of subcontract carrier 5 first sides 51, save chassis space so dwindle carrier 5 thickness relatively.Though be to be designed to example in the present embodiment with the height that reduces this carrier first side 51, and then reach the purpose of dwindling carrier 5 integral thickness, but the local thickness that only reduces this first side 51 if keep former height also can reach identical effect, because difference only is the thickness attenuation or omits fully, have in the technical field under should be and know that usually the knowledgeable is according to the implementer according to this of character narrate institute, for asking the succinctly understandable of instructions, graphicly give unnecessary details for literary composition so no longer arrange in pairs or groups.

The foregoing description is illustrative principle of the present invention and effect thereof only, but not is used to limit the present invention.Any those skilled in the art all can be under spirit of the present invention and category, and the foregoing description is modified and changed.

Claims (7)

1. a fixing structure of storing device is to supply stationary storage means in the cabinet with relative the first side wall and second sidewall, it is characterized in that this fixing structure of storing device comprises:

Carrier is fixed this storage device in order to carrying, has the first relative side and second side, has a difference in height between this first side and this storage device, exposes to this first side to make this storage device part;

Fit portion is located at second sidewall, is used for cover should second side, to limit the displacement of this storage device in vertical direction;

This first side wall is located in the support portion, is used to be connected to this first side lower edge; And

Elastic, be located at this first side wall, be used for the storage device that the elasticity side pressure exposes to this first side, to limit the displacement in the horizontal direction of this storage device, and be connected to this first side upper limb simultaneously, to limit this carrier with respect to of the displacement of this storage device in vertical direction.

2. fixing structure of storing device according to claim 1 is characterized in that: this fit portion is the flange that is convexly set in this second sidewall.

3. fixing structure of storing device according to claim 1 is characterized in that: a plurality of these fit portions are set.

4. fixing structure of storing device according to claim 1 is characterized in that: this support portion is the flange that is convexly set in this first side wall.

5. fixing structure of storing device according to claim 1 is characterized in that: a plurality of these support portions are set.

6. fixing structure of storing device according to claim 1 is characterized in that: this elastic is the shell fragment that is convexly set in this first side.

7. fixing structure of storing device according to claim 1 is characterized in that: a plurality of these elastic are set.

Images