CN211815191U - Nonlinear butterfly spring rubber vibration isolator for floating slab track - Google Patents
Nonlinear butterfly spring rubber vibration isolator for floating slab track Download PDFInfo
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- CN211815191U CN211815191U CN202020339280.XU CN202020339280U CN211815191U CN 211815191 U CN211815191 U CN 211815191U CN 202020339280 U CN202020339280 U CN 202020339280U CN 211815191 U CN211815191 U CN 211815191U
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Abstract
The utility model discloses a floating plate is nonlinear butterfly spring rubber isolator for track, including base, butterfly type spring, yielding rubber and bump leveller, base upper end middle part has connect the bolt soon, the bolt bottom has connect the first cylinder bolt soon, the base bottom is close to a cylinder bolt department is provided with the gasket. Has the advantages that: the utility model discloses a butterfly spring, movable sleeve A, movable sleeve B, damping rubber, the design of vibration isolation circle and absorber, not only effectively reduced the track produced vibration and noise when the train passes through, the holistic antidetonation of device is fallen the performance of making an uproar, make device overall structure more stable than ordinary spring steel, and effectively limited the skew about the device in the damping, make the effective life-span of butterfly spring can not warp under 120 ten thousand continuous operation states, very big improvement the life of device, the practicality is good.
Description
Technical Field
The utility model relates to a floating plate track damping technical field, concretely relates to floating plate track is with non-linear butterfly spring rubber vibration isolator.
Background
In order to reduce the damage of the train to the floating slab track when the train passes by and prolong the service life of the floating slab track, a damping assembly is often arranged below the floating slab track.
However, the existing floating slab track is mainly subjected to vibration reduction by adopting a common spring steel structure, and the structure of the spring steel is not stable enough, so that the noise is high in the vibration reduction process, the left and right deflection is easy to occur, the vibration resistance and noise reduction performance of the vibration reduction structure is poor, the service life is short, and the problem in the prior art is solved by a novel nonlinear butterfly spring rubber vibration isolator for the floating slab track.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to overcome the prior art not enough, present a floating slab track is with nonlinear butterfly spring rubber isolator, solved current floating slab track and mainly adopted ordinary spring steel construction to carry out the damping, because the structure of spring steel is unstable inadequately, the noise is big at damping in-process, and takes place about the skew easily, leads to this kind of damping structure's antidetonation to fall the performance of making an uproar relatively poor, problem that life is shorter.
(II) technical scheme
The utility model discloses a following technical scheme realizes: the utility model provides a nonlinear butterfly spring rubber vibration isolator for a floating plate track, which comprises a base, a butterfly spring, damping rubber and vibration absorbing blocks, wherein the middle part of the upper end of the base is screwed with a bolt, the bottom end of the bolt is screwed with a first cylinder head bolt, the bottom end of the base is close to the first cylinder head bolt and is provided with a gasket, an elastic gasket is arranged between the first cylinder head bolt and the gasket, the periphery of the upper end of the base is provided with a fixed sleeve, the upper end of the fixed sleeve is screwed with a second cylinder head bolt at the connecting part of the upper end and the base, an upper cover is arranged right above the fixed sleeve, the middle part in the upper cover is provided with a vibration absorbing block base, the upper end of the vibration absorbing block base is provided with the vibration absorbing block, the upper end of the vibration absorbing block is provided with a vibration isolating ring, the upper end of the upper, the utility model discloses a damping rubber, including upper cover, fixed cover, welt, lining board, damping rubber, upper cover bottom end peripheral sliding connection has movable sleeve B, fixed cover peripheral sliding connection has movable sleeve A, movable sleeve A and the mode that movable sleeve B bottom all pressed through the card is fixed with the welt, the welt has two, the welt with between the upper cover and the welt with all be provided with between the base butterfly spring, the butterfly spring adopts series connection, be fixed with through the mode that the card pressed between the welt damping rubber.
By adopting the technical scheme, through the design of the butterfly spring, the movable sleeve A, the movable sleeve B, the damping rubber, the vibration isolation ring and the vibration absorption blocks, the vibration and noise of the rail generated when a train passes through are effectively reduced, the integral anti-seismic and noise-reducing performance of the device is improved, the integral structure of the device is more stable than that of common spring steel, the left and right deviation of the device is effectively limited while vibration is reduced, the effective service life of the butterfly spring is not deformed in a 120-ten-thousand continuous working state, the service life of the device is greatly prolonged, and the practicability is good.
Further, the bolt penetrates through the vibration isolation ring, the vibration absorption block base and the upper cover.
By adopting the technical scheme, the vibration isolation ring and the vibration absorption block are designed, so that the vibration resistance and noise reduction performance of the device can be effectively improved.
Furthermore, the first cylindrical head bolt, the second cylindrical head bolt and the three end parts of the first cylindrical head bolt all adopt inner hexagonal structures.
Through adopting above-mentioned technical scheme, can realize the convenient equipment of device.
Furthermore, the base is connected with the fixed sleeve through a second cylindrical head bolt, and the bolt is connected with the base through the first cylindrical head bolt.
By adopting the technical scheme, the base and the fixed sleeve can be reliably installed.
Furthermore, the upper cover is connected with the cover plate through the third cylindrical head bolt.
By adopting the technical scheme, the upper cover and the cover plate can be reliably installed.
Furthermore, a gap is reserved between the top end of the movable sleeve A and the bottom end of the movable sleeve B, and a gap is reserved between the top end of the movable sleeve B and the upper cover.
Through adopting above-mentioned technical scheme, can ensure when the train passes through butterfly spring and yielding rubber can normally compress.
(III) advantageous effects
Compared with the prior art, the utility model, following beneficial effect has:
aiming at solving the problems that the prior floating slab track mainly adopts a common spring steel structure to reduce vibration, because the structure of the spring steel is not stable enough, the utility model has the advantages that the noise is large in the vibration reduction process, the left and right deflection is easy to occur, the anti-seismic and noise reduction performance of the vibration reduction structure is poor, and the service life is short, through the design of the butterfly spring, the movable sleeve A, the movable sleeve B, the damping rubber, the vibration isolation ring and the vibration absorption block, the vibration and the noise generated when the train passes by the track are effectively reduced, the anti-seismic and noise reduction performance of the whole device is improved, the whole structure of the device is more stable than the common spring steel, and the left and right deflection of the device is effectively limited while the vibration is reduced, so that the effective service life of the butterfly spring can not be deformed in a 120-ten-thousand continuous working state, the service life of the device is greatly prolonged, and the practicability is good.
Drawings
Fig. 1 is a main sectional view of the nonlinear butterfly spring rubber vibration isolator for a floating slab track of the present invention.
The reference numerals are explained below:
1. a base; 2. a butterfly spring; 3. fixing a sleeve; 4. a liner plate; 5. damping rubber; 6. a movable sleeve A; 7. a movable sleeve B; 8. a vibration absorber; 9. an upper cover; 10. a vibration isolation ring; 11. a bolt; 12. an elastic washer; 13. a first cylindrical head bolt; 14. a gasket; 15. a second cylindrical head bolt; 16. a vibration absorber base; 17. a cover plate; 18. and a third cylindrical head bolt.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in FIG. 1, the nonlinear butterfly spring rubber vibration isolator for the floating plate track in the embodiment comprises a base 1, a butterfly spring 2, a damping rubber 5 and a vibration absorption block 8, wherein a bolt 11 is screwed in the middle of the upper end of the base 1, a first cylindrical head bolt 13 is screwed in the bottom end of the bolt 11, a gasket 14 is arranged at the bottom end of the base 1 close to the first cylindrical head bolt 13, an elastic gasket 12 is arranged between the first cylindrical head bolt 13 and the gasket 14, a fixing sleeve 3 is arranged on the periphery of the upper end of the base 1, a second cylindrical head bolt 15 is screwed in the connecting part of the upper end of the fixing sleeve 3 and the base 1, an upper cover 9 is arranged right above the fixing sleeve 3, a vibration absorption block base 16 is arranged in the middle of the upper cover 9, the vibration absorption block 8 is arranged at the upper end of the vibration absorption block base 16, a vibration isolation ring 10 is arranged at the upper end of the vibration absorption block 8, the periphery of the bottom end of the upper cover 9 is connected with a movable sleeve B7 in a sliding way, the periphery of the fixed sleeve 3 is connected with a movable sleeve A6 in a sliding way, the bottom ends of the movable sleeve A6 and the movable sleeve B7 are both fixed with lining plates 4 in a clamping and pressing way, two lining plates 4 are arranged, butterfly springs 2 are arranged between the lining plates 4 and the upper cover 9 and between the lining plates 4 and the base 1, the butterfly springs 2 are in a series structure, damping rubber 5 is fixed between the lining plates 4 in a clamping and pressing way, and through the design of the butterfly springs 2, the movable sleeve A6, the movable sleeve B7, the damping rubber 5, vibration isolation rings 10 and vibration absorption blocks 8, the vibration and noise generated when a train passes through the track are effectively reduced, the integral vibration and noise resistance of the device is improved, the integral structure of the device is more stable than that of common spring steel is adopted, the left and right deflection of the device is effectively limited while vibration absorption, so that the effective service life of the butterfly springs, the service life of the device is greatly prolonged, and the practicability is good.
As shown in fig. 1, in the present embodiment, the bolt 11 penetrates the vibration isolating ring 10, the vibration absorbing mass 8, the vibration absorbing mass base 16 and the upper cover 9, through vibration isolation ring 10, the design of bump stopper 8, can effectively increase the antidetonation of device and fall the performance of making an uproar, cylinder head bolt one 13, cylinder head bolt two 15 and three 18 tip of cylinder head bolt all adopt the hexagon socket head cap structure, can realize the convenient equipment of device, base 1 links to each other through cylinder head bolt two 15 with fixed cover 3, bolt 11 links to each other through cylinder head bolt one 13 with base 1, can realize the reliable installation of base 1 with fixed cover 3, upper cover 9 links to each other through cylinder head bolt three 18 with apron 17, can realize the reliable installation of upper cover 9 with apron 17, it has the clearance to reserve between activity cover A6 top and the activity cover B7 bottom, it has the clearance to reserve between activity cover B7 top and the upper cover 9, can ensure butterfly type spring 2 and yielding rubber 5 can normally compress when the train passes through.
The specific implementation process of this embodiment is as follows: when the device is used, firstly, the device is arranged below a floating slab track in a mode shown in figure 1, when a train passes through the track, downward acting force can be applied to the cover plate 17 through the track, at the moment, due to the guiding action of the movable sleeve A6 and the movable sleeve B7, the butterfly spring 2 and the damping rubber 5 can be compressed downwards along the direction of the bolt 11, so that the vibration and sound insulation effects can be achieved, meanwhile, the left and right deviation of the device is avoided, in addition, through the design of the vibration isolation ring 10 and the vibration absorption block 8, the vibration and noise resistance of the device can be effectively improved, through the design of the butterfly spring 2, the movable sleeve A6, the movable sleeve B7, the damping rubber 5, the vibration isolation ring 10 and the vibration absorption block 8, the vibration and noise generated when the train passes through the track are effectively reduced, the integral vibration and noise resistance of the device is improved, and the integral structure of the device is more stable than that of, and the left and right deflection of the device is effectively limited while the vibration is reduced, so that the effective service life of the butterfly spring 2 can not be deformed in a 120-ten-thousand continuous working state, the service life of the device is greatly prolonged, and the practicability is good.
The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.
Claims (6)
1. The utility model provides a floating plate is non-linear butterfly spring rubber isolator for track which characterized in that: comprises a base (1), a butterfly spring (2), damping rubber (5) and vibration absorbing blocks (8), wherein the middle part of the upper end of the base (1) is screwed with a bolt (11), the bottom end of the bolt (11) is screwed with a first cylindrical head bolt (13), a gasket (14) is arranged at the position, close to the first cylindrical head bolt (13), of the bottom end of the base (1), an elastic gasket (12) is arranged between the first cylindrical head bolt (13) and the gasket (14), a fixed sleeve (3) is arranged on the periphery of the upper end of the base (1), a second cylindrical head bolt (15) is screwed at the connecting part of the upper end of the fixed sleeve (3) and the base (1), an upper cover (9) is arranged right above the fixed sleeve (3), a base (16) of the vibration absorbing blocks is arranged in the middle part of the upper cover (9), and the vibration absorbing blocks (8) are arranged, the upper end of the vibration absorption block (8) is provided with a vibration isolation ring (10), the upper end of the upper cover (9) is provided with a cover plate (17), a third cylindrical head bolt (18) is screwed at the connecting part of the cover plate (17) and the upper cover (9), the periphery of the bottom end of the upper cover (9) is connected with a movable sleeve B (7) in a sliding way, the periphery of the fixed sleeve (3) is connected with a movable sleeve A (6) in a sliding way, the bottom ends of the movable sleeve A (6) and the movable sleeve B (7) are both fixed with lining plates (4) in a clamping and pressing mode, the number of the lining plates (4) is two, the butterfly springs (2) are arranged between the lining plates (4) and the upper cover (9) and between the lining plates (4) and the base (1), the butterfly spring (2) adopts a series connection structure, and the damping rubber (5) is fixed between the lining plates (4) in a clamping and pressing mode.
2. The nonlinear disc spring rubber vibration isolator for a floating plate rail according to claim 1, wherein: the bolt (11) penetrates through the vibration isolation ring (10), the vibration absorption block (8), the vibration absorption block base (16) and the upper cover (9).
3. The nonlinear disc spring rubber vibration isolator for a floating plate rail according to claim 1, wherein: the end parts of the first cylindrical head bolt (13), the second cylindrical head bolt (15) and the third cylindrical head bolt (18) are all of inner hexagonal structures.
4. The nonlinear disc spring rubber vibration isolator for a floating plate rail according to claim 1, wherein: the base (1) is connected with the fixed sleeve (3) through the second cylindrical head bolt (15), and the bolt (11) is connected with the base (1) through the first cylindrical head bolt (13).
5. The nonlinear disc spring rubber vibration isolator for a floating plate rail according to claim 1, wherein: the upper cover (9) is connected with the cover plate (17) through the third cylindrical head bolt (18).
6. The nonlinear disc spring rubber vibration isolator for a floating plate rail according to claim 1, wherein: a gap is reserved between the top end of the movable sleeve A (6) and the bottom end of the movable sleeve B (7), and a gap is reserved between the top end of the movable sleeve B (7) and the upper cover (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020339280.XU CN211815191U (en) | 2020-03-18 | 2020-03-18 | Nonlinear butterfly spring rubber vibration isolator for floating slab track |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020339280.XU CN211815191U (en) | 2020-03-18 | 2020-03-18 | Nonlinear butterfly spring rubber vibration isolator for floating slab track |
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| CN211815191U true CN211815191U (en) | 2020-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020339280.XU Active CN211815191U (en) | 2020-03-18 | 2020-03-18 | Nonlinear butterfly spring rubber vibration isolator for floating slab track |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112501955A (en) * | 2020-12-04 | 2021-03-16 | 华东交通大学 | Damper type floating plate rail |
| CN112553978A (en) * | 2020-12-29 | 2021-03-26 | 陈启 | Track damping device |
| CN112813742A (en) * | 2021-02-03 | 2021-05-18 | 广州大学 | Three-dimensional vibration isolation device for rail transit upper cover structure |
| WO2024021445A1 (en) * | 2022-07-23 | 2024-02-01 | 浙江天铁实业股份有限公司 | Steel rail vibration isolation system |
| WO2024021443A1 (en) * | 2022-07-23 | 2024-02-01 | 浙江天铁实业股份有限公司 | Vibration damping system for track bed, track bed slab, track bed, and rail system |
-
2020
- 2020-03-18 CN CN202020339280.XU patent/CN211815191U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112501955A (en) * | 2020-12-04 | 2021-03-16 | 华东交通大学 | Damper type floating plate rail |
| CN112501955B (en) * | 2020-12-04 | 2022-05-24 | 华东交通大学 | Damper type floating plate rail |
| CN112553978A (en) * | 2020-12-29 | 2021-03-26 | 陈启 | Track damping device |
| CN112813742A (en) * | 2021-02-03 | 2021-05-18 | 广州大学 | Three-dimensional vibration isolation device for rail transit upper cover structure |
| WO2024021445A1 (en) * | 2022-07-23 | 2024-02-01 | 浙江天铁实业股份有限公司 | Steel rail vibration isolation system |
| WO2024021443A1 (en) * | 2022-07-23 | 2024-02-01 | 浙江天铁实业股份有限公司 | Vibration damping system for track bed, track bed slab, track bed, and rail system |
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