CN109611485A - A kind of wirerope and spring-combination-type vibration isolator - Google Patents
A kind of wirerope and spring-combination-type vibration isolator Download PDFInfo
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- CN109611485A CN109611485A CN201811494684.XA CN201811494684A CN109611485A CN 109611485 A CN109611485 A CN 109611485A CN 201811494684 A CN201811494684 A CN 201811494684A CN 109611485 A CN109611485 A CN 109611485A
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- China
- Prior art keywords
- wirerope
- spring
- vibration isolator
- combination
- mounting plate
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F3/00—Spring units consisting of several springs, e.g. for obtaining a desired spring characteristic
- F16F3/02—Spring units consisting of several springs, e.g. for obtaining a desired spring characteristic with springs made of steel or of other material having low internal friction
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vibration Prevention Devices (AREA)
- Springs (AREA)
Abstract
The invention discloses a kind of wirerope and spring-combination-type vibration isolators, and including the upper mounting plate and lower installation board being oppositely arranged, several arc-shaped wirerope both ends are respectively connected to upper mounting plate and lower installation board outer peripheral surface forms spherical cage structure；The spring that both ends are separately connected upper mounting plate lower end surface and lower installation board upper surface is provided in the spherical cage structure that wirerope is formed.The component structural of vibration isolator of the invention is simple, and quantity is few, easy to assembly.By being fitted close, structure size can be designed vibration isolator according to actual needs, easy to install and use.
Description
Technical field
The present invention relates to electronic equipment vibration isolation technique application field, more particularly to answering for a kind of wirerope and spring assembly
Close structure of vibration isolation device.
Background technique
Biggish vibratory shock load can be generated in the operational process of the vehicles such as naval vessel, vehicle, aircraft, it is this big
Magnitude vibratory shock load can bring huge vibration displacement to the electronic equipment on these means of transports, set to reduce electronics
Standby functional reliability is even destroyed.In order to improve the functional reliability of electronic equipment, it is therefore desirable to these equipment into
The isolation installation of row impact vibration.
The vibration isolators such as current common wire mesh, rubber have preferable vibration isolation energy for the vibration of thin tail sheep
Power, but be easy to make vibration isolation that permanent deformation occurs the vibration of big displacement and destroy.Because under big displacement effect of vibration,
Wire mesh block is plastically deformed, and rubber material is torn, so that the premature failure in use of this kind of vibration isolator.
Steel-wire isolator disclosed in Chinese patent CN201258936Y, is only made of wirerope and snap-gauge, and damping and rigidity have
Limit；There are also spacing-type steel-wire isolators disclosed in Chinese patent CN202381614U, and structure is complicated for position-limiting unit, but holds
It carries part and but there was only wirerope, damping and rigidity are still limited.
Summary of the invention
Goal of the invention
It is an object of the invention to propose a kind of wirerope and spring-combination-type vibration isolator, structure process is simple, is easy to
It realizes, but also the ability with protecting against shock；By rationally designing the rigidity of wirerope rigidity and spring, vibration isolation can be made
Device obtains nonlinear stiffness characteristic；Damping block can increase the damping of steel-wire isolator, can also play the role of protecting against shock.
Inventive technique solution
In order to achieve the above-mentioned object of the invention, the present invention uses following technical solutions:
A kind of wirerope and spring-combination-type vibration isolator, including the upper mounting plate and lower installation board being oppositely arranged, Ruo Ganyuan
The wirerope both ends of arc are respectively connected to upper mounting plate and lower installation board outer peripheral surface forms spherical cage structure；Wirerope is formed
Spherical cage structure in be provided with the spring that both ends are separately connected upper mounting plate lower end surface and lower installation board upper surface.
Preferably, wirerope is divided into the first wirerope and the second wirerope, and the arc diameter of first wirerope is greater than
The arc diameter of second wirerope.
Preferably, first wirerope and second wirerope are spaced apart to form spherical bilayer cage structure.
Preferably, first wirerope and second wirerope are uniformly distributed.
Preferably, the quantity of first wirerope and second wirerope is each at least root.
Preferably, it is convex to be respectively arranged with cricoid lower plate annulus for the upper surface of the lower installation board and upper mounting plate lower end surface
Platform and upper plate circle convex platform, so that it is recessed to be respectively formed upper plate in the middle part of the upper surface of lower installation board and in the middle part of upper mounting plate lower end surface
Slot and lower plate groove；Upper plate cylinder boss is provided in upper plate groove；One end of spring is stuck in lower plate groove, and the other end is nested
On upper plate cylinder boss.
Preferably, the spring middle part be arranged damping block, the upper and lower end of damping block respectively with upper mounting plate and lower installation
Plate contact, and it is provided with pretightning force appropriate.
Preferably, the damping block is using flexible damping material.
Preferably, it is provided at least two lower plate connecting holes for running through lower installation board upper and lower surface on lower installation board, is used for
It is connect with basis；Upper plate threaded connection hole is offered in the middle part of upper mounting plate, for connecting with by device for vibration insutation.
Advantages of the present invention
The present invention has the advantages that
The component structural of the vibration isolator is simple, and quantity is few, easy to assembly.Vibration isolator is by being fitted close, structure ruler
It is very little to be designed according to actual needs, it is easy to install and use.Vibration isolator limited by the spring and damping block at middle part every
The displacement of vibration device can be effectively prevented big displacement vibration caused by vertical heavy shock loads acts on and damage by device for vibration insutation；It is logical
Different nonlinear stiffness characteristics, thus vibration isolator energy may be implemented in the rigidity of the rigidity and spring of crossing rational design wirerope
It enough bears different load and adapts to different vibration environments.
Detailed description of the invention
Fig. 1 is the perspective view of a kind of wirerope and spring-combination-type vibration isolator of the invention.
Fig. 2 is the cross-sectional view of a kind of wirerope and spring-combination-type vibration isolator of the invention.
Fig. 3 is the perspective view of lower installation board in Fig. 1.
Fig. 4 is the perspective view of upper mounting plate in Fig. 1.
In attached drawing: the first wirerope of 1-, the second wirerope of 2-, 3- spring, 4- damping block, 5- lower installation board, 51- lower plate connect
It connects hole, 52- lower plate circle convex platform, the first connecting hole of 53- lower plate, the second connecting hole of 54- lower plate, 55- lower plate groove, install on 6-
Plate, 61- upper plate circle convex platform, the first connecting hole of 62- upper plate, the second connecting hole of 63- upper plate, 64- upper plate groove, 65- upper plate circle
Column boss, 66- upper plate threaded connection hole.
Specific embodiment
In conjunction with summary of the invention general introduction and attached drawing, the specific embodiment that the present invention will be described in detail.
Referring to attached drawing, a kind of wirerope and spring-combination-type vibration isolator, including round upper mounting plate 6 relatively disposed in parallel
With lower installation board 5, the central axis of the two.Several arc-shaped wirerope both ends are respectively connected to upper mounting plate 6 and lower peace
5 outer peripheral surface of loading board forms spherical cage structure；Both ends, which are provided with, in the spherical cage structure that wirerope is formed is separately connected peace
The spring 3 of 5 upper surface of 6 lower end surface of loading board and lower installation board.
Wirerope is divided into the first wirerope 1 and the second wirerope 2, and the arc diameter of first wirerope 1 is greater than second
The arc diameter of wirerope 2.Each at least 3, first wirerope 1 and second wirerope 2 be evenly spaced on to be formed it is double
The spherical cage structure of layer.
The upper surface and 6 lower end surface of upper mounting plate of the lower installation board 5 are respectively arranged with central axis and 6 center of upper mounting plate
Axis coaxial cricoid lower plate circle convex platform 52 and upper plate circle convex platform 61, thus in the middle part of the upper surface of lower installation board 5 and upper
Upper plate groove 64 and lower plate groove 55 are respectively formed in the middle part of 6 lower end surface of mounting plate；The upper of cylinder is provided in upper plate groove 64
Plate cylinder boss 65；One end of spring 3 is stuck in lower plate groove 55, and the other end is nested on 65 outer peripheral surface of upper plate cylinder boss.
Damping block 4 is filled at the middle part of the spring 3, and damping block 4 is up-small and down-big revolution figure, damping block 4 it is upper and lower
End with 5 upper end face contact of upper plate cylinder boss 65 and lower installation board, and is provided with pretightning force appropriate respectively.The damping block 4
Using the flexible damping material such as rubber material, metal material.
Lower installation board 5 is provided at least two lower plate connecting holes 51 for running through 5 upper and lower surface of lower installation board in the outer part, is used for
It is connect with basis；The middle part of upper mounting plate 6 offers upper plate threaded connection hole 66, for connecting with by device for vibration insutation.
Claims (9)
1. a kind of wirerope and spring-combination-type vibration isolator, it is characterised in that: including upper mounting plate (6) He Xiaan being oppositely arranged
Loading board (5), several arc-shaped wirerope both ends are respectively connected to upper mounting plate (6) and lower installation board (5) outer peripheral surface forms ball
Shape cage structure；It is provided with both ends in the spherical cage structure that wirerope is formed and is separately connected upper mounting plate (6) lower end surface under
The spring (3) of mounting plate (5) upper surface.
2. a kind of wirerope as described in claim 1 and spring-combination-type vibration isolator, it is characterised in that: wirerope is divided into first
Wirerope (1) and the second wirerope (2), the circular arc that the arc diameter of first wirerope (1) is greater than the second wirerope (2) are straight
Diameter.
3. a kind of wirerope as claimed in claim 2 and spring-combination-type vibration isolator, it is characterised in that: first wirerope
(1) and second wirerope (2) is spaced apart to form spherical bilayer cage structure.
4. a kind of wirerope as claimed in claim 3 and spring-combination-type vibration isolator, it is characterised in that: first wirerope
(1) it is uniformly distributed with second wirerope (2).
5. a kind of wirerope as claimed in claim 3 and spring-combination-type vibration isolator, it is characterised in that: first wirerope
(1) and the quantity of second wirerope (2) is at least 3 each.
6. a kind of wirerope as described in claim 1 and spring-combination-type vibration isolator, it is characterised in that: the lower installation board
(5) upper surface and upper mounting plate (6) lower end surface is respectively arranged with cricoid lower plate circle convex platform (52) and upper plate circle convex platform
(61), to be respectively formed upper plate groove (64) in the middle part of the upper surface of lower installation board (5) and in the middle part of upper mounting plate (6) lower end surface
With lower plate groove (55)；Upper plate cylinder boss (65) are provided in upper plate groove (64)；One end of spring (3) is stuck in lower plate groove
(55) in, the other end is nested on upper plate cylinder boss (65).
7. a kind of wirerope as described in claim 1 and spring-combination-type vibration isolator, it is characterised in that: the spring (3)
Damping block (4) are arranged in middle part, and the upper and lower end of damping block (4) is contacted with upper mounting plate 6 and lower installation board 5 respectively, and is provided with suitable
When pretightning force.
8. a kind of wirerope as claimed in claim 7 and spring-combination-type vibration isolator, it is characterised in that: the damping block (4)
Using flexible damping material.
9. a kind of wirerope as described in claim 1 and spring-combination-type vibration isolator, it is characterised in that: on lower installation board (5)
At least two lower plate connecting holes (51) for running through lower installation board (5) upper and lower surface are provided with, for connecting with basis；Upper mounting plate
(6) upper plate threaded connection hole (66) are offered in the middle part of, for connecting with by device for vibration insutation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811494684.XA CN109611485A (en) | 2018-12-07 | 2018-12-07 | A kind of wirerope and spring-combination-type vibration isolator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811494684.XA CN109611485A (en) | 2018-12-07 | 2018-12-07 | A kind of wirerope and spring-combination-type vibration isolator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109611485A true CN109611485A (en) | 2019-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811494684.XA Pending CN109611485A (en) | 2018-12-07 | 2018-12-07 | A kind of wirerope and spring-combination-type vibration isolator |
Country Status (1)
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| CN (1) | CN109611485A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113586898A (en) * | 2021-07-30 | 2021-11-02 | 泉州市晟彩光电科技有限公司 | LED display screen and bearing base thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2173323Y (en) * | 1993-05-22 | 1994-08-03 | 胡振锡 | Ring shape shock damping series device for steel cable |
| CN101900177A (en) * | 2010-08-04 | 2010-12-01 | 中国船舶重工集团公司第七二二研究所 | Vibration isolator |
| CN201802807U (en) * | 2010-08-27 | 2011-04-20 | 天津市亚安科技电子有限公司 | Vehicle-mounted tripod head camera shock-absorber with anti-off protection structure |
| CN102401056B (en) * | 2011-07-18 | 2013-03-27 | 重庆大学 | Combined type steel wire rope vibration isolator |
| CN104930113A (en) * | 2015-05-18 | 2015-09-23 | 中国人民解放军海军工程大学 | Impact-resistant type active-passive hybrid vibration isolator |
-
2018
- 2018-12-07 CN CN201811494684.XA patent/CN109611485A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2173323Y (en) * | 1993-05-22 | 1994-08-03 | 胡振锡 | Ring shape shock damping series device for steel cable |
| CN101900177A (en) * | 2010-08-04 | 2010-12-01 | 中国船舶重工集团公司第七二二研究所 | Vibration isolator |
| CN201802807U (en) * | 2010-08-27 | 2011-04-20 | 天津市亚安科技电子有限公司 | Vehicle-mounted tripod head camera shock-absorber with anti-off protection structure |
| CN102401056B (en) * | 2011-07-18 | 2013-03-27 | 重庆大学 | Combined type steel wire rope vibration isolator |
| CN104930113A (en) * | 2015-05-18 | 2015-09-23 | 中国人民解放军海军工程大学 | Impact-resistant type active-passive hybrid vibration isolator |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113586898A (en) * | 2021-07-30 | 2021-11-02 | 泉州市晟彩光电科技有限公司 | LED display screen and bearing base thereof |
| CN113586898B (en) * | 2021-07-30 | 2023-02-03 | 泉州市晟彩光电科技有限公司 | LED display screen and bearing base thereof |
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Application publication date: 20190412 |