CN103851115A - Three-dimensional vibration isolator and air bottle thereof - Google Patents
Three-dimensional vibration isolator and air bottle thereof Download PDFInfo
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- CN103851115A CN103851115A CN201410064610.8A CN201410064610A CN103851115A CN 103851115 A CN103851115 A CN 103851115A CN 201410064610 A CN201410064610 A CN 201410064610A CN 103851115 A CN103851115 A CN 103851115A
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Abstract
The invention belongs to the field of device safety protection, and particularly relates to a three-dimensional vibration isolator applicable to the three-dimensional vibration absorption of air bottles, turbine systems and electric control boxes and an air bottle thereof. The three-dimensional vibration isolator comprises an upper fixed plate, a lower fixed plate and a vibration-absorbing wire, through holes which are matched with the vibration-absorbing wire are evenly distributed on the fixed plates, and the vibration-absorbing wire sequentially passes through the through holes of the two fixed plates from the bottom up in a helical form according to the arrangement sequence of the through holes on the fixed plates to connect the two fixed plates together. The vibration-absorbing structure of the three-dimensional vibration isolator adopts an elastic steel wire as the vibration-absorbing wire, the left part and the right part are opposite from each other along the direction of the vibration-absorbing wire, and thereby the vibration isolator has higher impact resistance in three-dimensional directions; metal rubber is also added into the three-dimensional vibration isolator, so that the bearing capability of the device is further enhanced; the overall impact resistance of the air bottle is greatly enhanced in comparison with the impact resistance of like products.
Description
Technical field
The invention belongs to equipment safety protection field, be specifically related to a kind of three-dimensional isolation device and air bottle thereof of the three dimensional space vibration damping that is applied to air bottle, wheel machine, electric appliance control box.
Background technique
In modern society, none there is not vibration problem in mechanical industry field, reduces the usability of watchmaker's machine tool, shortens the working life of machinery equipment, and huge impact also can cause the damage of naval vessel, aircraft medium power device.Thus, caused people and carried out research to eliminating this nuisance vibration, and the new subject of extending out from vibrational theory is that damping technology is as the foundation that instructs actual REDUCTION OF VIBRATION.In long-term production practices, sum up the way that some reduce this nuisance vibration, substantially had following several aspect:
(1) eliminate vibration source, the existence of excitation is the reason that produces forced vibration, and the basic way of eliminating vibration is exactly to manage to eliminate the source that produces excitation.In rotating machinery, excitation produces centrifugal force mainly due to rotatable parts (as rotor, turbine rotor) deflection and causes, therefore before rotor is installed, carrying out quiet, dynamic balancing, to eliminate deflection be very important.But for the machinery (as internal-combustion engine, stamping press etc.) with connecting rod because motion produces periodically variable inertial force, just require balance of shaking force in when design.
(2) avoid resonance region.Make the natural frequency of system away from energizing frequency by the quality and the rigidity that change system, thereby avoid the work of system to be in resonance region.For example, through dynamically balanced rotor, only the centrifugal force of rotor can be reduced, but can not eliminate completely.Therefore for fear of resonance, machine can adopt the method for work of avoiding resonance region, adopts and makes the working speed of machine away from critical speed of rotation, conventionally makes working speed below or above the more than 25%～30% of critical speed of rotation.
(3) take vibration isolation measure.Difference according to vibration direction of transfer can be divided into: active vibration isolation, and the disturbance of isolating machinery itself reaches basis or pedestal by its under-chassis, bearing; Passive insulation, prevents that the disturbance of surrounding environment from passing to the equipment needing protection by under-chassis, bearing.Basic skills be machine and basis " elastomer that some proper parameter are installed from J is the transmission that isolation mounting reduces nuisance vibration.
The isolation mounting of mentioning in above-mentioned the third measure has comprised vibration isolator and vibration damper, wherein, vibration isolation refers to increases flexible link between two structures, thereby makes a structure reach the power exciting of another structure or the measure that motion exciting is minimized, and corresponding isolation mounting is vibration isolator.And utilize the vibrational energy of the Damping work oscillating body of various types, thus reaching the object that reduces vibration value is called as vibration damping, and corresponding vibration damping equipment is vibration damper.For vibration damper, can be divided into solid friction vibration damper, fluid damping vibration damper, electromagnetic damping shock absorber and impact damper system device according to the difference of its vibration attenuation mechanism.
Current vibration isolator is mainly take rubber vibration isolator and steel-wire isolator as main, and it is aging that the major defect of rubber vibration isolator is to want to conclude the business, and the power that withstands shocks and vibration limit are low, and steel-wire isolator is not highly resistant in lateral impact forces.
Summary of the invention
The object of the present invention is to provide shock proof vibration isolator on a kind of three-dimensional that can guarantee electrical installations safe operation under high-amplitude vibration, dither environment, the present invention also aims to provide a kind of air bottle that this vibration isolator is installed.
The object of the present invention is achieved like this:
A kind of three-dimensional isolation device, comprise upper and lower two fixed plates and vibration damping silk, on fixed plate, be evenly distributed with the penetration hole mating with vibration damping silk, vibration damping silk links together two fixed plates by the penetration hole of two fixed plates successively in the shape of a spiral by putting in order of penetration hole on fixed plate from top to bottom.
Vibration damping silk is made up of elastic wire and rigidity steel wire, and elastic wire is at vibration damping Si center, and rigidity steel wire winding is in elastic wire periphery.
Vibration damping silk is more than or equal to 15 degree along the plane of vibration damping silk direction and the angle of fixed plate, is less than or equal to 90 degree.
Vibration damping silk is 15 degree angles or 30 degree angles or miter angle or 60 degree angle or an angle of 90 degrees along the plane of vibration damping silk direction and the angle of fixed plate.
Vibration isolator is divided into left and right two-part, left-hand component along the plane of vibration damping silk direction and the angle of fixed plate and right-hand component along the plane of vibration damping silk direction and the angle of fixed plate not etc.
Vibration isolator is divided into left and right two-part, and left-hand component equates along counterclockwise angle along plane and the fixed plate of vibration damping silk direction with right-hand component along clockwise angle along plane and the fixed plate of vibration damping silk direction.
In vibration damping silk, metal-rubber is installed.
An air bottle for three-dimensional isolation device is installed, and the bottom of air bottle and side are provided with above-mentioned three-dimensional isolation device, and three-dimensional isolation device is connected with air bottle or stationary plane by fixed plate.
Beneficial effect of the present invention is:
Vibration damping structure of the present invention adopts elastic wire as vibration damping silk, left and right part is along vibration damping silk opposite direction, make vibration isolator on three-dimensional, all there is stronger impact resistance, in the present invention, also add metal-rubber, further strengthened the ability to bear of device, air bottle of the present invention is having very big lifting with like product on the whole aspect shock resistance.
Accompanying drawing explanation
Fig. 1 is the plan view of vibration isolator of the present invention;
Fig. 2 is the side view of vibration isolator of the present invention;
Fig. 3 is the plan view of the vibration isolator of band penetration hole beam of the present invention;
Fig. 4 is the side view of the vibration isolator of band penetration hole beam of the present invention;
Fig. 5 is the plan view of band metallic rubber vibration isolator of the present invention;
Fig. 6 is the side view of band metallic rubber vibration isolator of the present invention;
Fig. 7 is the plan view of the vibration isolator of band metal-rubber of the present invention and penetration hole beam;
Fig. 8 is the side view of the vibration isolator of band metal-rubber of the present invention and penetration hole beam;
Fig. 9 is the structural drawing of vibration damping silk of the present invention;
Figure 10 is the plan view that the air bottle of vibration damper of the present invention is housed;
Figure 11 is the side view that the air bottle of vibration damper of the present invention is housed;
Figure 12 is the optimum embodiment of vibration isolator of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described further:
What the present invention proposed is a kind of vibration isolator that can increase substantially the three-dimensional impact resistance of machine afterwards of installing, and the three-dimensional referring to here refers to the mutual rectangular three-dimensional of machine.
Structure of the present invention is:
As shown in Figure 1, three-dimensional isolation device, comprise upper and lower two fixed plates 1 and vibration damping silk 2, on fixed plate, be evenly distributed with the penetration hole 3 mating with vibration damping silk, vibration damping silk links together two fixed plates by the penetration hole of two fixed plates successively in the shape of a spiral by putting in order of penetration hole on fixed plate from top to bottom.Here it should be noted that fixed plate can be high-strength metal sheet or the tabular structure of high-intensity composite material, there is onboard the penetration hole distributing along fixed plate uniform plane, in penetration hole, run through vibration damping silk, vibration damping silk has extremely strong toughness, passes through successively penetration hole.Here vibration damping silk is first to pass through from the penetration hole of following fixed plate, then by the penetration hole corresponding to fixed plate of top, then, by second penetration hole of following fixed plate, in the shape of a spiral fixed plate is fixed together according to above-mentioned regular vibration damping silk.The vertical section of described helical vibration damping silk is rounded, in the time that vibration isolator is subject to oppressing, due to the elasticity of vibration damping silk, can support vibration isolator, and in the time that the article on vibration isolator are received impact, vibration damping silk can be because elasticity be born impact force.
This penetration hole also can extended part setting on fixed plate.
Vibration damping silk is made up of elastic wire 4 and rigidity steel wire 5 as shown in Figure 9, and elastic wire is at vibration damping Si center, and rigidity steel wire winding is in elastic wire periphery.In vibration damping silk, what mainly bear damping effect is elastic wire, and in the time that article fixing on vibration isolator bear impact force from top to bottom, the resilient support article of vibration damping silk, avoid article and junction surface to bump.When article are subject to horizontal impact power, because the pulling force of vibration damping silk can be held article, avoid article generation side to fall.
Vibration damping silk is more than or equal to 15 degree along the plane of vibration damping silk direction and the angle of fixed plate, is less than 90 degree.
Vibration damping silk is 15 degree angles or 30 degree angles or miter angle or 60 degree angle or an angle of 90 degrees along the plane of vibration damping silk direction and the angle of fixed plate.After strict test, find that effect is best in the time that the angle of the plane along vibration damping silk direction and fixed plate is an angle of 90 degrees, an angle of 90 degrees of saying here, because vibration damping silk is up time to be wound around, therefore can not strictly be 90 degree, more approaches 90 degree effects better.
Vibration isolator can be divided into left and right two-part, left-hand component along the plane of vibration damping silk direction and the angle of fixed plate and right-hand component along the plane of vibration damping silk direction and the angle of fixed plate not etc.As left-hand component is 30 degree, right-hand component is 45 degree; Or left-hand component is 45 degree, right-hand component is 60 degree; By that analogy.
Vibration isolator is divided into left and right two-part, and left-hand component equates along counterclockwise angle along plane and the fixed plate of vibration damping silk direction with right-hand component along clockwise angle along plane and the fixed plate of vibration damping silk direction.In the time that the angle of the plane along vibration damping silk direction and fixed plate is miter angle, effect is best.
In vibration isolator, the number of turns value of vibration damping silk is:
R=(1*10
8L+100D)
1/2
Wherein, R is the number of turns of vibration damping silk, gets the integer-bit of this value, the length that L is fixed plate, the thickness that D is fixed plate.
As shown in Figure 5-Figure 8, in vibration damping silk, metal-rubber 6 is installed.Here said metal-rubber refers to the class rubber cellular structure material being stamped to form by wire gaze.Metal-rubber add the performance that can improve to a greater extent vibration isolator.
The present invention also proposes a kind of air bottle that this vibration isolator is installed as shown in Figure 10-Figure 11, and this air bottle comprises that body, screw down nonreturn valve, stop valve, safety valve, pressure gauge, people control device.The bottom of air bottle and side are provided with above-mentioned three-dimensional isolation device, and three-dimensional isolation device is connected with air bottle or stationary plane by fixed plate.Fixed plate can be to be connected by rivet with stationary plane, also can use other method in engineering science.
Be the optimum embodiment of vibration isolator of the present invention as shown in figure 12: the plane that left and right part vibration damping silk is wound around through penetration hole is symplex structure, and plane and fixed plate are miter angle.
Claims (8)
1. a three-dimensional isolation device, comprise upper and lower two fixed plates and vibration damping silk, it is characterized in that: on fixed plate, be evenly distributed with the penetration hole mating with vibration damping silk, vibration damping silk links together two fixed plates by the penetration hole of two fixed plates successively in the shape of a spiral by putting in order of penetration hole on fixed plate from top to bottom.
2. a kind of three-dimensional isolation device according to claim 1, is characterized in that: described vibration damping silk is made up of elastic wire and rigidity steel wire, elastic wire is at vibration damping Si center, and rigidity steel wire winding is in elastic wire periphery.
3. a kind of three-dimensional isolation device according to claim 1 and 2, is characterized in that: described vibration damping silk is more than or equal to 15 degree along the plane of vibration damping silk direction and the angle of fixed plate, is less than 90 degree.
4. a kind of three-dimensional isolation device according to claim 1 and 2, is characterized in that: described vibration damping silk is 15 degree angles or 30 degree angles or miter angle or 60 degree angle or an angle of 90 degrees along the plane of vibration damping silk direction and the angle of fixed plate.
5. according to a kind of three-dimensional isolation device described in any one in claim 1 to 4, it is characterized in that: described vibration isolator is divided into left and right two-part, left-hand component along the plane of vibration damping silk direction and the angle of fixed plate and right-hand component along the plane of vibration damping silk direction and the angle of fixed plate not etc.
6. according to a kind of three-dimensional isolation device described in any one in claim 1 to 4, it is characterized in that: described vibration isolator is divided into left and right two-part, left-hand component equates along counterclockwise angle along plane and the fixed plate of vibration damping silk direction with right-hand component along clockwise angle along plane and the fixed plate of vibration damping silk direction.
7. according to a kind of three-dimensional isolation device described in any one in the claims, it is characterized in that: in described vibration damping silk, metal-rubber is installed.
8. the air bottle that three-dimensional isolation device described in the claims is installed, is characterized in that: the bottom of air bottle and side are provided with above-mentioned three-dimensional isolation device, three-dimensional isolation device is connected with air bottle or stationary plane by fixed plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410064610.8A CN103851115B (en) | 2014-02-25 | 2014-02-25 | A kind of three-dimensional isolation device and air bottle thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410064610.8A CN103851115B (en) | 2014-02-25 | 2014-02-25 | A kind of three-dimensional isolation device and air bottle thereof |
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| Publication Number | Publication Date |
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| CN103851115A true CN103851115A (en) | 2014-06-11 |
| CN103851115B CN103851115B (en) | 2016-05-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410064610.8A Expired - Fee Related CN103851115B (en) | 2014-02-25 | 2014-02-25 | A kind of three-dimensional isolation device and air bottle thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104405819A (en) * | 2014-11-24 | 2015-03-11 | 江苏科技大学 | Intelligent wire rope vibration isolator |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191013310A (en) * | 1910-06-01 | 1911-06-01 | Frederick William Lanchester | Improvements in and relating to Resilient or Spring Arrangements. |
| WO1996033355A2 (en) * | 1995-04-21 | 1996-10-24 | Enidine, Inc. | Wire rope isolator with crimp bar and method for making same |
| CN200961658Y (en) * | 2006-06-27 | 2007-10-17 | 中国人民解放军海军工程大学 | Steel rope vibration damper installed with limiter |
| KR20110000639U (en) * | 2009-07-14 | 2011-01-20 | 주식회사 엔케이 | Vibration reduction fixing apparatus for CNG cylinder |
| CN102401056A (en) * | 2011-07-18 | 2012-04-04 | 重庆大学 | Combined type steel wire rope vibration isolator |
| CN202381614U (en) * | 2011-08-24 | 2012-08-15 | 无锡市宏源弹性器材有限公司 | Three-way limit-type steel wire rope vibration isolator |
| CN203906632U (en) * | 2014-02-25 | 2014-10-29 | 江苏江海船舶设备制造有限公司 | Three-dimensional vibration isolator and air bottle employing same |
-
2014
- 2014-02-25 CN CN201410064610.8A patent/CN103851115B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191013310A (en) * | 1910-06-01 | 1911-06-01 | Frederick William Lanchester | Improvements in and relating to Resilient or Spring Arrangements. |
| WO1996033355A2 (en) * | 1995-04-21 | 1996-10-24 | Enidine, Inc. | Wire rope isolator with crimp bar and method for making same |
| CN200961658Y (en) * | 2006-06-27 | 2007-10-17 | 中国人民解放军海军工程大学 | Steel rope vibration damper installed with limiter |
| KR20110000639U (en) * | 2009-07-14 | 2011-01-20 | 주식회사 엔케이 | Vibration reduction fixing apparatus for CNG cylinder |
| CN102401056A (en) * | 2011-07-18 | 2012-04-04 | 重庆大学 | Combined type steel wire rope vibration isolator |
| CN202381614U (en) * | 2011-08-24 | 2012-08-15 | 无锡市宏源弹性器材有限公司 | Three-way limit-type steel wire rope vibration isolator |
| CN203906632U (en) * | 2014-02-25 | 2014-10-29 | 江苏江海船舶设备制造有限公司 | Three-dimensional vibration isolator and air bottle employing same |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104405819A (en) * | 2014-11-24 | 2015-03-11 | 江苏科技大学 | Intelligent wire rope vibration isolator |
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| CN103851115B (en) | 2016-05-25 |
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Granted publication date: 20160525 Termination date: 20180225 |