CN211699721U

CN211699721U - Vibration damper for hard disk protection

Info

Publication number: CN211699721U
Application number: CN202020478746.4U
Authority: CN
Inventors: 陈科; 杨曦
Original assignee: Jincheng College of Sichuan University
Current assignee: Jincheng College of Sichuan University
Priority date: 2020-04-03
Filing date: 2020-04-03
Publication date: 2020-10-16
Anticipated expiration: 2030-04-03

Abstract

The utility model discloses a vibration damper for hard disk protection, which comprises a shell, wherein a damping mechanism and a heat dissipation mechanism are arranged in the shell, the damping mechanism comprises a first connecting rod, a second connecting rod, a sliding rod, a compression spring, a first slider, a second slider and a top plate, the lower end of the top plate is provided with two lugs, the top plate is arranged in the shell, one end of the first connecting rod is hinged with one lug, the other end is hinged with the second slider, one end of the second connecting rod is hinged with the other lug, the other end is hinged with the first slider, the second slider and the first slider are both arranged on the sliding rod in a sliding way, compression springs are arranged between the first slider and the second slider, between the first slider and the adjacent shell side wall, and between the second slider and the adjacent shell side wall, and three compression springs are all sleeved on the sliding rod for damping the hard disk, the resonance between the hard disk and the case is avoided, and noise is avoided.

Description

Vibration damper for hard disk protection

Technical Field

The utility model belongs to the technical field of the computer accessory, concretely relates to a vibration damper for hard disk protection.

Background

The hard disk is one of the main storage media of a computer and is composed of one or more aluminum or glass disks. The disks are covered with ferromagnetic material, most of the hard disks are fixed hard disks, and are permanently sealed and fixed in a hard disk drive, and a spindle motor of the hard disk drives the disks to rotate at high speed, so that buoyancy is generated to make the magnetic head float above the disks. The faster the speed at which the sector of data to be accessed is brought under the head, the shorter the latency. Therefore, the rotating speed determines the speed of the hard disk to a great extent, but the hard disk is easy to vibrate in the working process and resonate with the case, so that the vibration sound is louder, and the hard disk is easy to cause poor contact in the environment of long-term vibration, thereby influencing the normal work of the hard disk.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vibration damper for hard disk protection for carry out the shock attenuation to the hard disk, avoid hard disk and quick-witted case to take place resonance, produce the noise.

In order to achieve the above object, the utility model adopts the following technical scheme:

a vibration damper for hard disk protection comprises a shell, wherein a damping mechanism and a heat dissipation mechanism are arranged in the shell, vertical cavities are arranged in the side wall of the shell, horizontal cavities are arranged in a bottom plate of the shell, the vertical cavities at the two ends of the bottom plate are communicated with the horizontal cavities, an air inlet is arranged in the middle of the bottom plate and is communicated with the horizontal cavities, the heat dissipation mechanism comprises two heat dissipation fans, the two heat dissipation fans are arranged in the horizontal cavities and are positioned at the two ends of the air inlet, the air outlet direction of each heat dissipation fan faces towards the adjacent vertical cavities, a first ventilation opening is formed in one side of the vertical cavity facing the shell, the damping mechanism comprises a first connecting rod, a second connecting rod, a sliding rod, a compression spring, a first sliding block, a second sliding block and a top plate, two convex blocks are arranged at the lower end of the top plate, and, one end of the first connecting rod is hinged to one convex block, the other end of the first connecting rod is hinged to the second sliding block, one end of the second connecting rod is hinged to the other convex block, the other end of the second connecting rod is hinged to the first sliding block, the second sliding block and the first sliding block are slidably arranged on the sliding rod, compression springs are arranged between the first sliding block and the second sliding block, between the first sliding block and the adjacent shell side wall, and between the second sliding block and the adjacent shell side wall, and the three compression springs are sleeved on the sliding rod.

Preferably, the top of casing articulates there is the uncap, be equipped with the second ventilation port on uncapping, uncap and can block that the dust falls into in the casing, be equipped with the second ventilation port on uncapping, radiator fan sends casing outside air to first ventilation port department from the air intake, and in the third ventilation port department sends outside air to the casing with the drainage fan, makes the gas of casing be in the state of flowing, and at last and with gas from second ventilation port department discharge, the heat of having avoided the hard disk in the casing to work for a long time and producing piles up in the casing, causes the influence to the normal use of hard disk.

Preferably, the inner side wall of the shell is provided with an installation guide groove for the hard disk, so that the hard disk is convenient to take and place.

Preferably, damping mechanism is equipped with two sets ofly, and lies in shells inner wall with one side, and two sets of damping mechanism enable the state that the hard disk keeps balance, and the vibration that produces at the hard disk during operation avoids single damping mechanism atress, causes the roof slope in two sets of damping mechanism atress simultaneously.

Preferably, first vent is equipped with a plurality ofly, and the equidistance distributes on vertical cavity, all is equipped with a plurality of first vents on relative vertical cavity, makes the hard disk both sides homoenergetic put on the roof dispel the heat.

Preferably, the air inlet is further provided with a drainage fan, the bottom plate is provided with a third vent, the air outlet direction of the drainage fan faces the third vent, the drainage fan sends air outside the shell into the shell, the air moves upwards and is finally discharged from the second vent, the air exchange between the inside and the outside of the shell is completed, and hot air generated by the hard disk is discharged.

Preferably, the two ends of the bottom plate are provided with mounting brackets, the mounting brackets are provided with threaded holes, bolts are arranged in the threaded holes, and the mounting brackets and the bolts are convenient for fixedly mounting the shell.

Preferably, the dust screen is arranged on the outer side of the air inlet, so that dust is prevented from entering the shell along with the blowing direction of the cooling fan and the drainage fan.

Preferably, when the compression spring between the first sliding block and the adjacent shell side wall and the compression spring between the second sliding block and the adjacent shell side wall are both in a normal extension state, the compression spring between the first sliding block and the second sliding block is in a compression state, so that when a hard disk is placed into the top plate, the compression springs on two sides are in a compression state, the compression spring arranged between the first sliding block and the second sliding block can be in a compression state or an extension state, the downward stress of the top plate can be relieved, and the hard disk and the top plate are prevented from resonating.

Preferably, the cover is a polyester fiber sound-absorbing board which can effectively absorb noise, and meanwhile, the polyester fiber sound-absorbing board has the characteristics of good fire resistance and high temperature resistance.

The utility model has the beneficial technical effects that:

(1) be equipped with vertical cavity at the inside wall of casing, be equipped with horizontal cavity in the bottom plate of casing, and horizontal cavity and vertical cavity switch-on are equipped with radiator fan in horizontal cavity, and radiator fan is used for sending the outer air of casing to the casing in through first vent, reduces the temperature to the hard disk in the casing, and the hard disk is placed on the roof, and the hard disk during operation produces vibration, roof atress. And transmit to first slider and second slider through first connecting rod and second connecting rod, first slider and second slider atress slip to make compression spring atress, compression spring can effectively slow down the vibration that whole damping device atress produced, and the hard disk sets up on the roof, and does not contact with quick-witted case, has avoided hard disk and quick-witted case to take place resonance, produces the noise.

(2) The top of casing articulates there is the uncap, be equipped with the second ventilation opening on uncapping, uncap and can block that the dust falls into in the casing, be equipped with the second ventilation opening on uncapping, radiator fan sends casing outside air to first ventilation opening department from the air intake, and in the third ventilation opening department delivers outside air to the casing with the drainage fan, makes the gas of casing be in the mobile state, and at last and with gas from second ventilation opening department discharge, the heat of having avoided the long-time work production of hard disk in the casing is piled up in the casing, causes the influence to the normal use of hard disk.

(3) When the compression spring between the first slider and the adjacent shell side wall and the compression spring between the second slider and the adjacent shell side wall are both in a normal extension state, the compression spring between the first slider and the second slider is in a compression state, so that when a hard disk is placed into the top plate, the compression springs on two sides are in a compression state, the compression spring arranged between the first slider and the second slider can be in a compression state or a stretching state, the downward stress of the top plate can be reduced, and the hard disk and the top plate are prevented from resonating.

Drawings

Fig. 1 shows a cross-sectional view of the vibration damping device for hard disk protection according to the present invention.

Fig. 2 shows a top view of the housing of the vibration damping device for protecting a hard disk according to the present invention.

Fig. 3 shows a sectional view of the damping mechanism of the damping device for hard disk protection according to the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1-3 of the present invention, and it should be apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

A vibration damper for hard disk protection, including casing 1, be equipped with damper and heat dissipation mechanism in the casing 1, be equipped with vertical cavity 2 in the casing 1 lateral wall, be equipped with horizontal cavity 3 in the bottom plate 4 of casing 1, vertical cavity 2 and the horizontal cavity 3 intercommunication at bottom plate 4 both ends, the middle part of bottom plate 4 is equipped with air intake 5, and air intake 5 and the switch-on of horizontal cavity 3, heat dissipation mechanism includes radiator fan 6, radiator fan 6 is equipped with two, two radiator fan 6 sets up in horizontal cavity 3, and is located the both ends of air intake 5, the air-out direction of radiator fan 6 all faces adjacent vertical cavity 2, one side of vertical cavity 2 in facing casing 1 is equipped with first vent 7, damper includes head rod 8, second connecting rod 9, litter 10, compression spring 11, first slider 12, Second slider 13, roof 14, the lower extreme of roof 14 is equipped with two lugs 15, roof 14 sets up in casing 1, the one end and the lug 15 of first connecting rod 8 are articulated, and the other end is articulated with second slider 13, the one end and another lug 15 of second connecting rod 9 are articulated, and the other end is articulated with first slider 12, second slider 13 and first slider 12 all slidable set up on litter 10, all be equipped with compression spring 11 between first slider 12 and the second slider 13, between first slider 12 and the adjacent casing 1 lateral wall, between second slider 13 and the adjacent casing 1 lateral wall, and three compression spring 11 all overlap on litter 10.

The principle of the utility model is that: be equipped with vertical cavity 2 at the inside wall of casing 1, be equipped with horizontal cavity 3 in the bottom plate 4 of casing 1, and horizontal cavity 3 and the switch-on of vertical cavity 2, be equipped with radiator fan 6 in horizontal cavity 3, in radiator fan 6 is used for sending casing 1 outer air to casing 1 through first vent 7, carries out the desuperheating to the hard disk in the casing 1, and the hard disk is placed on roof 14, and the hard disk during operation produces the vibration, roof 14 atress. And transmit to first slider 12 and second slider 13 through first connecting rod 8 and second connecting rod 9, first slider 12 and second slider 13 atress slip to make compression spring 11 atress, compression spring 11 can effectively slow down the vibration that whole damping device atress produced, and the hard disk sets up on roof 14, and does not contact with the quick-witted case, has avoided the hard disk to take place resonance with the quick-witted case, produces the noise.

Preferably, the top of the casing 1 is hinged with a cover 16, the cover 16 is provided with a second vent 17, the cover 16 can prevent dust from falling into the casing 1, the cover 16 is provided with the second vent 17, the heat dissipation fan 6 sends the air outside the casing 1 from the air inlet 5 to the first vent 7, the outside air is sent to the casing 1 from the third vent 21 by the flow guidance fan 20, so that the air in the casing 1 is in a flowing state, and finally the air is discharged from the second vent 17, thereby avoiding the heat generated by the long-time work of the hard disk in the casing 1 from being accumulated in the casing 1 and influencing the normal use of the hard disk.

Preferably, the inner side wall of the shell 1 is provided with an installation guide groove 18 for a hard disk, so that the hard disk is convenient to take and place.

Preferably, the damping mechanisms are arranged in two groups and located on the same side of the inner wall of the shell 1, the two groups of damping mechanisms enable the hard disk to be in a balanced state, and the two groups of damping mechanisms located on the lower side of the top plate 14 are stressed simultaneously due to vibration generated during operation of the hard disk, so that the phenomenon that the top plate 14 inclines due to stress of a single damping mechanism is avoided.

Preferably, first vent 7 is equipped with a plurality ofly, and the equidistance distributes on vertical cavity 2, all is equipped with a plurality of first vents 7 on relative vertical cavity 2, makes the hard disk both sides homoenergetic put on roof 14 dispel the heat.

Preferably, the air inlet 5 is further provided with a flow guiding fan 20, the bottom plate 4 is provided with a third vent 21, the air outlet direction of the flow guiding fan 20 faces the third vent 21, the flow guiding fan 20 sends the air outside the casing 1 into the casing 1, enables the air to move upwards, and finally discharges the air from the second vent 17, so that the air exchange between the inside and the outside of the casing 1 is completed, and the hot air generated by the hard disk is discharged.

Preferably, the two ends of the bottom plate 4 are provided with mounting brackets 22, the mounting brackets 22 are provided with threaded holes, the threaded holes are internally provided with bolts 23, and the mounting brackets 22 and the bolts 23 are convenient for fixedly mounting the shell 1.

Preferably, a dust screen 24 is disposed outside the air inlet 5 to prevent dust from entering the casing 1 along with the blowing direction of the heat dissipation fan 6 and the drainage fan 20.

Preferably, when the compression spring 11 between the first slider 12 and the adjacent side wall of the housing 1 and the compression spring 11 between the second slider 13 and the adjacent side wall of the housing 1 are both in a normal extension state, the compression spring 11 between the first slider 12 and the second slider 13 is in a compression state, so that when a hard disk is placed on the top plate 14, the compression springs 11 on both sides are in a compression state, and the compression spring 11 arranged between the first slider 12 and the second slider 13 can be in a compression state or a tension state, so that the downward stress of the top plate 14 can be relieved, and the resonance between the hard disk and the top plate 14 is avoided.

Preferably, the cover 16 is a polyester fiber sound-absorbing board which can effectively absorb noise, and meanwhile, the polyester fiber sound-absorbing board has the characteristics of good fire resistance and high temperature resistance.

In the description of the present invention, it should be understood that the terms "counterclockwise", "clockwise", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Claims

1. A vibration damper for hard disk protection is characterized by comprising a shell (1), wherein a damping mechanism and a heat dissipation mechanism are arranged in the shell (1), a vertical cavity (2) is arranged in the side wall of the shell (1), a horizontal cavity (3) is arranged in a bottom plate (4) of the shell (1), the vertical cavities (2) at the two ends of the bottom plate (4) are communicated with the horizontal cavity (3), an air inlet (5) is arranged in the middle of the bottom plate (4), the air inlet (5) is communicated with the horizontal cavity (3), the heat dissipation mechanism comprises two heat dissipation fans (6), the two heat dissipation fans (6) are arranged in the horizontal cavity (3) and are positioned at the two ends of the air inlet (5), the air outlet directions of the heat dissipation fans (6) face towards the adjacent vertical cavities (2), and a first ventilation opening (7) is arranged at one side of the vertical cavity (2) facing towards the interior of the shell (1), the damping mechanism comprises a first connecting rod (8), a second connecting rod (9), a sliding rod (10), a compression spring (11), a first sliding block (12), a second sliding block (13) and a top plate (14), wherein two convex blocks (15) are arranged at the lower end of the top plate (14), the top plate (14) is arranged in the shell (1), one end of the first connecting rod (8) is hinged with one convex block (15), the other end of the first connecting rod is hinged with the second sliding block (13), one end of the second connecting rod (9) is hinged with the other convex block (15), the other end of the second connecting rod is hinged with the first sliding block (12), the second sliding block (13) and the first sliding block (12) are both arranged on the sliding rod (10) in a sliding manner, the compression spring (11) is arranged between the first sliding block (12) and the second sliding block (13), between the first sliding block (12) and the adjacent side wall of the shell (1), and between the second sliding block (13) and the adjacent side wall of the shell (1, and the three compression springs (11) are all sleeved on the sliding rod (10).

2. The vibration damping device for hard disk protection according to claim 1, wherein a cover (16) is hinged to the top of the housing (1), and a second ventilation opening (17) is formed in the cover (16).

3. Vibration damping device for hard disk protection according to claim 1, characterized in that the inner side wall of the housing (1) is provided with mounting guide grooves (18) for hard disks.

4. Vibration damping device for hard disk protection according to claim 1, characterized in that said damping means are provided in two groups and located on the same side of the inner wall of the casing (1).

5. Vibration damping device for hard disk protection according to claim 1, characterized in that said first ventilation openings (7) are provided in plurality and are distributed equidistantly on the vertical cavity (2).

6. The vibration damper for hard disk protection according to claim 2, wherein a flow guiding fan (20) is further disposed at the air inlet (5), a third air outlet (21) is disposed on the bottom plate (4), and an air outlet direction of the flow guiding fan (20) faces the third air outlet (21).

7. The vibration damper for hard disk protection according to claim 1, wherein mounting brackets (22) are provided at both ends of the base plate (4), and threaded holes are provided in the mounting brackets (22), and bolts (23) are provided in the threaded holes.

8. Vibration damping device for hard disk protection according to claim 6, characterized in that a dust screen (24) is provided outside the air inlet (5).

9. The vibration damper for hard disk protection according to claim 1, wherein the compression spring (11) between the first slider (12) and the adjacent side wall of the housing (1) and the compression spring (11) between the second slider (13) and the adjacent side wall of the housing (1) are in a compressed state when the compression spring (11) between the first slider (12) and the second slider (13) are in a normal extended state.

10. Vibration damping device for hard disk protection according to claim 8, characterized in that the cover (16) is a polyester fiber sound absorbing plate.