CN214367442U

CN214367442U - Magnetic suspension damping spring structure for server

Info

Publication number: CN214367442U
Application number: CN202120267208.5U
Authority: CN
Inventors: 路纪雷
Original assignee: Suzhou Inspur Intelligent Technology Co Ltd
Current assignee: Suzhou Inspur Intelligent Technology Co Ltd
Priority date: 2021-01-29
Filing date: 2021-01-29
Publication date: 2021-10-08
Anticipated expiration: 2031-01-29

Abstract

The utility model discloses a magnetic suspension damping spring structure for server, its structure includes shell and fan module, still includes first magnet subassembly and second magnet subassembly, the both ends of fan module are equipped with second magnet subassembly respectively, and the second magnet subassembly that corresponds fan module both ends is equipped with first magnet subassembly respectively, first magnet subassembly one side is connected with the shell inside wall, and first magnet subassembly is put and the magnetic pole is the same with the pot head that second magnet subassembly corresponds. This structure is through setting to the first magnet subassembly that the shell is connected and the second magnet subassembly of being connected with the fan module, and first magnet subassembly and second magnet subassembly cover put and utilize repulsion between the magnet to form the magnetic spring structure to realize suspension, the damping of fan module, do not have mechanical friction and loss, compare in spring, bullet pad, bubble cotton etc. and have the apparent advantage in life.

Description

Magnetic suspension damping spring structure for server

Technical Field

The utility model relates to a server damping structure, specific magnetic suspension damping spring structure for server that says so.

Background

The RV experiment is one of the most critical experiments of the server reliability experiment, and the influence strength of the vibration of the fan during working on the read-write performance of the hard disk is always an important investigation item for measuring the design level of the chassis structure. If the adverse effect of the fan vibration on the hard disk reading and writing performance can be weakened to the maximum extent through reasonable structural design, the performance of the product can be greatly improved.

The fan/fan frame is rigidly connected with the chassis, the chassis is rigidly connected with the hard disk frame, and the hard disk frame is approximately rigidly connected with the hard disk. Because the excitation of the fan is broadband excitation, the modes of the fan frame, the chassis and the hard disk frame are easily excited, so that the risk of resonance is increased, and the read-write performance of the hard disk is attenuated.

Although some designs have adopted elastic materials such as bullet pad, bubble cotton, glued nail to carry out the vibration isolation, also have two shortcomings: firstly, the vibration isolation performance of materials such as rubber and foam can lose effectiveness along with the aging of the materials, and the like, and especially under the high-temperature and high-humidity environment, the aging rate is accelerated, and the service life is shortened; secondly, the index for evaluating the vibration isolation performance of the suspension is the sprung mass, namely the acceleration response of the fan frame assembly, and also has the dynamic deflection of the suspension, and the arrangement space is limited, so that the thickness of a rubber mat or foam is not too large, the probability of the fan frame impacting the chassis is increased, and new vibration is generated.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a magnetic suspension damping spring structure for server, this structure occupation space is little, compact structure, does not take place direct contact with the metal, and noise abatement utilizes the interact formation magnetic spring between the magnet, prevents to descend because of the hard disk read-write performance that mechanical vibration leads to.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a magnetic suspension damping spring structure for server, its structure includes shell and fan module, still includes first magnet subassembly and second magnet subassembly, the both ends of fan module are equipped with second magnet subassembly respectively, and the second magnet subassembly that corresponds fan module both ends is equipped with first magnet subassembly respectively, first magnet subassembly one side is connected with the shell inside wall, and first magnet subassembly is put and the magnetic pole is the same with the one end cover that second magnet subassembly corresponds.

Further, first magnet subassembly includes installing support, plate magnet, U type magnet, fixed plate and compresses tightly magnet, one side of U type magnet is located to plate magnet, and plate magnet and U type magnet are arranged in the installing support, the installing support top is equipped with the fixed plate, the bottom surface of fixed plate is equipped with compresses tightly magnet, it constitutes "the" font of returning "with U type magnet to compress tightly magnet, the lateral surface of plate magnet and the inboard U-shaped face of U type magnet are the same magnetic pole.

Further, the installing support includes mounting panel and U-shaped frame one side of mounting panel is equipped with the U-shaped frame, the open end both sides of U-shaped frame are equipped with the ear seat of being connected with the fixed plate respectively, and the both sides of mounting panel still are equipped with the fixed orifices of being connected with the shell.

Furthermore, the connecting sides of the plate-type magnet and the U-shaped magnet are respectively contacted through inclined planes.

Further, the second magnet assembly comprises a clip magnet, a block magnet and a fixed support, the fixed support is sleeved with the clip magnet inner hole, a connecting plate fixed with the side wall of the fan module is arranged on two sides corresponding to one end of the fixed support, the block magnet is sleeved with the fixed support, and the four outer side walls of the clip magnet and the front side wall of the block magnet are respectively provided with a magnetic pole the same as that of the first magnet assembly.

Furthermore, the U-shaped magnet in the square-shaped magnet and the first magnet assembly are movably sleeved to form a magnetic suspension damping magnetic gap.

The utility model has the advantages that:

1. the utility model discloses a structure is through setting to the first magnet subassembly that the shell is connected and the second magnet subassembly of being connected with the fan module, and first magnet subassembly and second magnet subassembly cover put and utilize repulsion between the magnet to form magnetic spring structure to realize suspension, the damping of fan module, do not have mechanical friction and loss, compare in spring, bullet pad, bubble cotton etc. have the apparent advantage on the life.

2. Because first magnet subassembly passes through the magnetic suspension with the second magnet subassembly and is connected, not with shell direct contact, so do not have the noise during vibration, be favorable to reducing the noise level of complete machine, promote the customer and use experience.

Drawings

FIG. 1 is a diagram illustrating the usage of the present invention;

FIG. 2 is a schematic view of the first magnet assembly and the second magnet assembly;

FIG. 3 is a schematic view of a first magnet assembly;

FIG. 4 is a schematic view of the second magnet assembly installation;

FIG. 5 is a schematic view of an assembly structure of the first magnet assembly and the second magnet assembly;

FIG. 6 is a schematic view of a second magnet assembly;

fig. 7 is an exploded view of fig. 6.

In the figure:

the fan module comprises a shell 1, a fan module 2, a first magnet assembly 3, a mounting bracket 31, a mounting plate 311, a U-shaped frame 312, a plate magnet 32, a U-shaped magnet 33, a fixing plate 34, a pressing magnet 35, a second magnet assembly 4, a magnet 41, a block magnet 42 and a fixing bracket 43.

Detailed Description

The magnetic suspension damping spring structure for the server of the present invention is described in detail below with reference to the attached drawings.

As shown in fig. 1 to 7, the utility model discloses a magnetic suspension damping spring structure for server, including shell 1 and fan module 2, first magnet subassembly 3 and second magnet subassembly 4, the both ends of fan module 2 are equipped with second magnet subassembly 4 respectively, and second magnet subassembly 4 that corresponds fan module 2 both ends is equipped with first magnet subassembly 3 respectively, first magnet subassembly 3 one side is connected with the shell 1 inside wall, and first magnet subassembly 3 is put and the magnetic pole is the same with the one end cover that second magnet subassembly 4 corresponds. Because the magnetic poles are the same after being sleeved, the gap between the second magnet assembly 4 and the first magnet assembly 3 is a magnetic suspension gap, the fan module is suspended and does not directly contact with the shell by utilizing the interaction force between the magnetic poles, the vibration of the fan is buffered, and the magnetic spring is formed by utilizing the repulsive force between the magnets.

As shown in fig. 2 and 3, the first magnet assembly 3 includes a mounting bracket 31, a plate-type magnet 32, a U-shaped magnet 33, a fixing plate 34, and a pressing magnet 35, the plate-type magnet is disposed on one side of the U-shaped magnet, the plate-type magnet and the U-shaped magnet are disposed in the mounting bracket, the fixing plate is disposed on the top of the mounting bracket, the pressing magnet is disposed on the bottom surface of the fixing plate, the pressing magnet and the U-shaped magnet form a "square" shape, and the outer side surface of the plate-type magnet and the inner U-shaped surface of the U-shaped magnet are the same magnetic pole. The connecting sides of the plate-type magnet and the U-shaped magnet are in contact through inclined planes respectively. Because the inclined plane of U-shaped magnet and plate magnet contact probably has weaker magnetic induction line, in order to solve this problem, accessible powerful glue is fixed, packs into the installing support to fixed plate-type magnetic sheet and U-shaped magnet in, installs the fixed plate at the U-shaped magnet open end at last, and at this moment, U-shaped magnet, plate-type magnet and compress tightly the stable font that forms of magnet.

The mounting bracket 31 comprises a mounting plate 311 and a U-shaped frame 312, one side of the mounting plate is provided with the U-shaped frame, the two sides of the opening end of the U-shaped frame are respectively provided with an ear seat connected with a fixing plate, and the two sides of the mounting plate are also provided with fixing holes connected with a shell.

As shown in fig. 6 and 7, the second magnet assembly 4 includes a square-shaped magnet 41, a block-shaped magnet 42 and a fixing bracket 43, the fixing bracket is sleeved with an inner hole of the square-shaped magnet, connecting plates fixed to the side walls of the fan module are disposed at two sides of one end of the fixing bracket corresponding to the two sides of the fixing bracket, the block-shaped magnet is sleeved with the fixing bracket, and the four outer side walls of the square-shaped magnet and the front side wall of the block-shaped magnet are respectively provided with magnetic poles the same as those of the first magnet assembly. The U-shaped magnet in the square-shaped magnet assembly and the U-shaped magnet in the first magnet assembly are movably sleeved to form a magnetic suspension damping magnetic gap. The magnetic suspension of the fan module can be realized, the conduction of the vibration source and the mechanical vibration of the shell in the server is isolated, and the reduction of the reading and writing performance of the hard disk caused by the mechanical vibration is prevented.

The utility model discloses a repulsion between the magnet is utilized to the structure realizes suspension, the damping of fan module, does not have mechanical friction and loss, compares in spring, bullet pad, bubble cotton etc. have the apparent advantage on life. The magnetic spring does not have intermetallic contact, does not have the noise during vibration, is favorable to reducing the noise level of complete machine, promotes the customer and uses experience. Besides, the damping structure has the advantages of small occupied space, simple structure and the like.

The foregoing is merely illustrative of some of the principles of the present invention and the description is not intended to limit the invention to the specific constructions and applications shown, so that all modifications and equivalents that may be utilized are within the scope of the invention.

Other technical features than those described in the specification are known to those skilled in the art.

Claims

1. The utility model provides a magnetic suspension damping spring structure for server, includes shell and fan module, characterized by still includes first magnet subassembly and second magnet subassembly, the both ends of fan module are equipped with the second magnet subassembly respectively, and the second magnet subassembly that corresponds fan module both ends is equipped with first magnet subassembly respectively, first magnet subassembly one side is connected with the shell inside wall, and first magnet subassembly is put and the magnetic pole is the same with the one end cover that the second magnet subassembly corresponds.

2. The magnetic suspension damping spring structure for the server as claimed in claim 1, wherein the first magnet assembly comprises a mounting bracket, a plate magnet, a U-shaped magnet, a fixing plate and a pressing magnet, the plate magnet is disposed on one side of the U-shaped magnet, the plate magnet and the U-shaped magnet are disposed in the mounting bracket, the fixing plate is disposed on the top of the mounting bracket, the pressing magnet is disposed on the bottom of the fixing plate, the pressing magnet and the U-shaped magnet form a "loop", and the outer side surface of the plate magnet and the inner U-shaped surface of the U-shaped magnet are the same magnetic pole.

3. The magnetic suspension damping spring structure for the server as claimed in claim 2, wherein the mounting bracket comprises a mounting plate and a U-shaped frame, one side of the mounting plate is provided with the U-shaped frame, two sides of the open end of the U-shaped frame are respectively provided with an ear seat connected with the fixing plate, and two sides of the mounting plate are further provided with fixing holes connected with the housing.

4. The structure of a magnetic suspension vibration damping spring for a server according to claim 2, wherein the connection sides of the plate-type magnet and the U-shaped magnet are respectively in contact through an inclined surface.

5. The magnetic suspension damping spring structure for the server according to claim 1 or 2, wherein the second magnet assembly comprises a clip magnet, a block magnet and a fixing bracket, the fixing bracket is sleeved with an inner hole of the clip magnet, one end of the fixing bracket is provided with connecting plates fixed with the side walls of the fan module corresponding to two sides, the block magnet is sleeved with the fixing bracket, and four outer side walls of the clip magnet and the front side wall of the block magnet are respectively provided with the same magnetic poles as the first magnet assembly.

6. The magnetic suspension damping spring structure for the server as claimed in claim 5, wherein the clip magnet is movably sleeved with the U-shaped magnet of the first magnet assembly to form a magnetic suspension damping magnetic gap.