CN105564145A - High-frequency noise reduction restraining and damping wheel containing slits - Google Patents
High-frequency noise reduction restraining and damping wheel containing slits Download PDFInfo
- Publication number
- CN105564145A CN105564145A CN201610012278.XA CN201610012278A CN105564145A CN 105564145 A CN105564145 A CN 105564145A CN 201610012278 A CN201610012278 A CN 201610012278A CN 105564145 A CN105564145 A CN 105564145A
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- wheel
- damping
- layer
- slot
- noise reduction
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B17/00—Wheels characterised by rail-engaging elements
- B60B17/0006—Construction of wheel bodies, e.g. disc wheels
- B60B17/0024—Construction of wheel bodies, e.g. disc wheels with noise reducing means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2900/00—Purpose of invention
- B60B2900/10—Reduction of
- B60B2900/131—Vibrations
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tires In General (AREA)
Abstract
The invention discloses a high-frequency noise reduction restraining and damping wheel containing slits. The wheel comprises a standard wheel and a wheel and damping layer positioned on at least one side of the standard wheel, wherein the wheel and damping layer comprises a damping layer and a restraining layer which are adhered into a whole body; the restraining layer is adhered to the standard wheel through the damping layer; the damping layer comprises a plurality of slits I; the restraining layer comprises a plurality of slits II corresponding to the slits I. The wheel performs slitting treatment on the restraining layer and the damping layer on the basis of a restraining and damping wheel, thereby properly restraining the high-frequency section vibration of the wheel, and greatly reducing noises produced in high-frequency section of the wheel; compared with an untreated restraining and damping wheel, the wheel has the advantages that the restraining layer and the damping layer are divided into different zones, during the later period of checking and maintenance, the only thing to do is to change a damaged restraining layer and damping layer in a certain zone, and the wheel is more time-saving and labor-saving to maintain, and is beneficial to material saving.
Description
Technical field
The present invention relates to high speed train vibration and noise reducing design field, specifically a kind of high frequency noise reduction damping-constraining wheel containing slot.
Background technology
High speed railway development in recent years is swift and violent, and the noise emission thereupon produced is more and more serious.When train is advanced at a high speed, wheel rail system noise is the Main Noise Sources of train.Sleeper in wheel rail system, rail and wheel noise contribution within the scope of different frequency is different: lower than 300Hz, and sleeper is Main Noise Sources; Within the scope of 500Hz-2000Hz, rail noise accounts for leading role; During higher than 2000Hz, wheel noise is the most important.Along with train running speed improves, high frequency noise is further obvious, therefore suppresses the noise radiation of high band wheel particularly important pointedly.
The mode of existing reduction unsteadiness of wheels noise has: one is be optimized wheel shape, this kind of wheel noise reduction successful.But because wheel operational process stressing conditions is comparatively complicated, shape optimum to wheel mechanics beneficial properties, may not add the transformation to existing wheel and otherwise restriction, shape optimum wheel is caused to be difficult to promote.Two is be elastic wheel by wheel design, and owing to the addition of elastomeric material in the middle of wheel, technological parameter is very complicated, and considers safety problem, and is not suitable for high speed train.Three is be that the damping arrangement such as dynamic vibration absorber installed by wheel, but because of vibration damping frequency range relevant with damping arrangement resonance frequency, so vibration damping frequency range is very limited.Four is paste restriction damping layer at wheel surface, and producing tension and compression, shear deformation by the changes mechanical energy of unsteadiness of wheels by damping layer is heat energy, thus suppresses unsteadiness of wheels.It is wide that the method is suitable for frequency range, and manufacture craft is simple, does not need to transform wheel shape, has good application prospect.Current existing restriction damping layer wheel need further raising at high band effect of vibration and noise reduction, and once partial failure needs integral replacing, maintenance cost is higher.
Summary of the invention
To have much room for improvement and partial failure needs the technical matterss such as integral replacing at high band effect of vibration and noise reduction according to the existing restriction damping layer wheel of above-mentioned proposition, and a kind of high frequency noise reduction damping-constraining wheel containing slot is provided.
The technological means that the present invention adopts is as follows:
A kind of high frequency noise reduction damping-constraining wheel containing slot, comprise standard wheel and the restriction damping layer being positioned at described at least one side of standard wheel, namely described restriction damping layer is positioned at the inner side of described standard wheel or outside or inside and outside both sides, described restriction damping layer comprises the damping layer and restraint layer that are bonded as one, described restraint layer is bondd by described damping layer and described standard wheel, described damping layer has many slots I, and described restraint layer has the slot II corresponding with described slot I.
Described a kind of high frequency noise reduction damping-constraining wheel containing slot comprises described standard wheel and is positioned at the described restriction damping layer of described standard lateral wheel.
Described a kind of high frequency noise reduction damping-constraining wheel containing slot comprises described standard wheel and lays respectively at the described restriction damping layer of described standard wheel both sides.
Described standard wheel comprises wheel rim, spoke and wheel hub, the annular groove that it is axle that the both sides of described spoke all have with the axis of described standard wheel, the bottom land of described annular groove and the axes normal of described standard wheel, the both sides of described bottom land have the arc cell wall of indent, the internal diameter of described annular groove equals the external diameter of described wheel hub, the external diameter of described annular groove equals the internal diameter of described wheel rim, the internal diameter of described restriction damping layer is greater than the internal diameter of described annular groove, the external diameter of described restriction damping layer equals the external diameter of described annular groove, described damping layer and described annular groove bond and fit.
Described slot I is uniformly distributed along the circumference of described standard wheel, and described slot II is corresponding with described slot I.
The length direction of described slot I is consistent with the radial direction of described standard wheel, and described slot I runs through the upper and lower surface of described damping layer;
The length direction of described slot II is consistent with the radial direction of described standard wheel, and described slot II runs through the upper and lower surface of described restraint layer.
The width of described slot I is 0.1-1mm, and the width of described slot II is 0.1-1mm.
The thickness uniformity of described damping layer, the thickness uniformity of described restraint layer.
The present invention has the following advantages:
1, the high frequency stage, spoke vibration is violent, standard wheel mode of vibration comparatively horn of plenty, by carrying out the slot process of some to restraint layer and damping layer, the shear energy dissipation of slot place damping layer can be improved, the Structural parameter of high frequency stage criterion wheel is significantly improved, at 2000Hz with super band, compared with the damping-constraining wheel of non-slot, the average displacement of a kind of high frequency noise reduction damping-constraining wheel surface node containing slot of the present invention can reduce 2dB-5dB (definition:
wherein U represents structure average displacement, U
reffor reference displacement, generally get 1m).
2, this wheel is on the basis of damping-constraining wheel, only slot process is carried out to restraint layer and damping layer, just the vibration of high band wheel can be suppressed better, significantly reduce wheel high frequency stage noise generation, do not need the weight additionally increasing damping-constraining wheel, also without the need to transforming wheel shape structure, slot is simple to operate, and practice and extension is easy.
3, compared to untreated damping-constraining wheel, restraint layer and the damping layer of a kind of high frequency noise reduction damping-constraining wheel containing slot of the present invention are divided into zones of different, when late detection, maintenance, only need change restraint layer and the damping layer in a certain region of damage, safeguard and more save time conveniently, and be conducive to saving material.
The present invention extensively can promote in fields such as high speed train vibration and noise reducing designs for the foregoing reasons.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
Fig. 1 is the outside schematic diagram of the specific embodiment of the present invention Plays wheel.
Fig. 2 is the inner side schematic diagram of the specific embodiment of the present invention Plays wheel.
Fig. 3 is the front elevation of damping layer in the specific embodiment of the present invention.
Fig. 4 is the back view of damping layer in the specific embodiment of the present invention.
Fig. 5 is the front elevation of restraint layer in the specific embodiment of the present invention.
Fig. 6 is the back view of restraint layer in the specific embodiment of the present invention.
Fig. 7 is the exploded perspective view of a kind of high frequency noise reduction damping-constraining wheel containing slot in embodiments of the invention 1.
Fig. 8 is the exploded perspective view of a kind of high frequency noise reduction damping-constraining wheel containing slot in embodiments of the invention 2.
Fig. 9 is the cutaway view of the specific embodiment of the present invention Plays wheel.
Figure 10 is the cutaway view of a kind of high frequency noise reduction damping-constraining wheel containing slot in embodiments of the invention 1.
Figure 11 is the cutaway view of a kind of high frequency noise reduction damping-constraining wheel containing slot in embodiments of the invention 2.
Figure 12 is the amplitude-frequency response curve comparison diagram of a kind of high frequency noise reduction damping-constraining wheel containing slot in non-slot damping-constraining wheel and embodiment 1 in embodiments of the invention 1.
Figure 13 is the amplitude-frequency response curve comparison diagram of a kind of high frequency noise reduction damping-constraining wheel containing slot in non-slot damping-constraining wheel and embodiment 2 in embodiments of the invention 2.
Detailed description of the invention
Embodiment 1
As Fig. 1-7, shown in Fig. 9 and Figure 10, a kind of high frequency noise reduction damping-constraining wheel containing slot, comprise described standard wheel 1 and the described restriction damping layer being positioned at described standard lateral wheel, described restriction damping layer comprises the damping layer 2 and restraint layer 3 that are bonded as one, described restraint layer 3 is bondd with described standard wheel 1 by described damping layer 2, and described damping layer 2 has 10 slots I 21, and described restraint layer 3 has the slot II 31 corresponding with described slot I 21.
Described standard wheel 1 comprises wheel rim 11, spoke 12 and wheel hub 13, the annular groove 121 that it is axle that the both sides of described spoke 12 all have with the axis of described standard wheel 1, the bottom land 1211 of described annular groove 121 and the axes normal of described standard wheel 1, the both sides of described bottom land 1211 have the arc cell wall 1212 of indent, the internal diameter of described annular groove 121 equals the external diameter of described wheel hub 13, the external diameter of described annular groove 121 equals the internal diameter of described wheel rim 11, the internal diameter of described restriction damping layer is greater than the internal diameter of described annular groove 121, the external diameter of described restriction damping layer equals the external diameter of described annular groove 121, described damping layer 2 bonds with described annular groove 121 and fits.
Described slot I 21 is uniformly distributed along the circumference of described standard wheel 1, and described slot II 31 is corresponding with described slot I 21.
The length direction of described slot I 21 is consistent with the radial direction of described standard wheel 1, and described slot I 21 runs through the upper and lower surface of described damping layer;
The length direction of described slot II 31 is consistent with the radial direction of described standard wheel 1, and described slot II 31 runs through the upper and lower surface of described restraint layer.
The thickness uniformity of described damping layer 2, the thickness uniformity of described restraint layer 3.
The width of described slot I 21 is 0.5mm, and the width of described slot II 31 is 0.5mm.
The diameter of described standard wheel 1 is 840mm, the material of described damping layer 2 is ZN03 type damping material, and thickness is 2mm, and described restraint layer 3 is steel plate, thickness is 2mm, all by 801 glue bonds between described restraint layer 3 and described damping layer 2 and between described damping layer 2 and described standard wheel 1.
As shown in figure 12, at 2000Hz with super band, compared with non-slot damping-constraining wheel (standard lateral wheel has non-slot restriction damping layer), in the present embodiment, a kind of Mean Oscillation displacement level of the high frequency noise reduction damping-constraining wheel surface node containing slot can reduce 2dB-5dB.
Embodiment 2
As Fig. 1-6, Fig. 8, Fig. 9, shown in Figure 11, a kind of high frequency noise reduction damping-constraining wheel containing slot, comprises described standard wheel and the described restriction damping layer laying respectively at described standard wheel both sides, described restriction damping layer comprises the damping layer 2 and restraint layer 3 that are bonded as one, described restraint layer 3 is bondd with described standard wheel 1 by described damping layer 2, and described damping layer 2 has 10 slots I 21, and described restraint layer 3 has the slot II 31 corresponding with described slot I 21.
Described standard wheel 1 comprises wheel rim 11, spoke 12 and wheel hub 13, the annular groove 121 that it is axle that the both sides of described spoke 12 all have with the axis of described standard wheel 1, the bottom land 1211 of described annular groove 121 and the axes normal of described standard wheel 1, the both sides of described bottom land 1211 have the arc cell wall 1212 of indent, the internal diameter of described annular groove 121 equals the external diameter of described wheel hub 13, the external diameter of described annular groove 121 equals the internal diameter of described wheel rim 11, the internal diameter of described restriction damping layer is greater than the internal diameter of described annular groove 121, the external diameter of described restriction damping layer equals the external diameter of described annular groove 121, described damping layer 2 bonds with described annular groove 121 and fits.
Described slot I 21 is uniformly distributed along the circumference of described standard wheel 1, and described slot II 31 is corresponding with described slot I 21.
The length direction of described slot I 21 is consistent with the radial direction of described standard wheel 1, and described slot I 21 runs through the upper and lower surface of described damping layer;
The length direction of described slot II 31 is consistent with the radial direction of described standard wheel 1, and described slot II 31 runs through the upper and lower surface of described restraint layer.
The thickness uniformity of described damping layer 2, the thickness uniformity of described restraint layer 3.
The width of described slot I 21 is 0.3mm, and the width of described slot II 31 is 0.3mm.
The diameter of described standard wheel 1 is 840mm, the material of described damping layer 2 is ZN03 type damping material, thickness is 2.5mm, described restraint layer 3 is aluminium sheet, thickness is 2.5mm, all by 801 glue bonds between described restraint layer 3 and described damping layer 2 and between described damping layer 2 and described standard wheel 1.
As shown in figure 13, at 2000Hz with super band, compared with non-slot damping-constraining wheel (standard wheel both sides all have non-slot restriction damping layer), in the present embodiment, a kind of Mean Oscillation displacement level of the high frequency noise reduction damping-constraining wheel surface node containing slot can reduce 3dB-6dB.
The above; be only the present invention's preferably detailed description of the invention; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to according to technical scheme of the present invention and inventive concept thereof and replace or change, all should be encompassed within protection scope of the present invention.
Claims (8)
1. the high frequency noise reduction damping-constraining wheel containing slot, it is characterized in that: comprise standard wheel and the restriction damping layer being positioned at described at least one side of standard wheel, described restriction damping layer comprises the damping layer and restraint layer that are bonded as one, described restraint layer is bondd by described damping layer and described standard wheel, described damping layer has many slots I, and described restraint layer has the slot II corresponding with described slot I.
2. a kind of high frequency noise reduction damping-constraining wheel containing slot according to claim 1, is characterized in that: described a kind of high frequency noise reduction damping-constraining wheel containing slot comprises described standard wheel and is positioned at the described restriction damping layer of described standard lateral wheel.
3. a kind of high frequency noise reduction damping-constraining wheel containing slot according to claim 1, is characterized in that: described a kind of high frequency noise reduction damping-constraining wheel containing slot comprises described standard wheel and lays respectively at the described restriction damping layer of described standard wheel both sides.
4. a kind of high frequency noise reduction damping-constraining wheel containing slot according to the arbitrary claim of claim 1-3, it is characterized in that: described standard wheel comprises wheel rim, spoke and wheel hub, the annular groove that it is axle that the both sides of described spoke all have with the axis of described standard wheel, the bottom land of described annular groove and the axes normal of described standard wheel, the both sides of described bottom land have the arc cell wall of indent, the internal diameter of described annular groove equals the external diameter of described wheel hub, the external diameter of described annular groove equals the internal diameter of described wheel rim, the internal diameter of described restriction damping layer is greater than the internal diameter of described annular groove, the external diameter of described restriction damping layer equals the external diameter of described annular groove, described damping layer and described annular groove bond and fit.
5. a kind of high frequency noise reduction damping-constraining wheel containing slot according to claim 4, it is characterized in that: described slot I is uniformly distributed along the circumference of described standard wheel, described slot II is corresponding with described slot I.
6. a kind of high frequency noise reduction damping-constraining wheel containing slot according to claim 4, is characterized in that: the length direction of described slot I is consistent with the radial direction of described standard wheel, and described slot I runs through the upper and lower surface of described damping layer;
The length direction of described slot II is consistent with the radial direction of described standard wheel, and described slot II runs through the upper and lower surface of described restraint layer.
7. a kind of high frequency noise reduction damping-constraining wheel containing slot according to claim 4, it is characterized in that: the width of described slot I is 0.1-1mm, the width of described slot II is 0.1-1mm.
8. a kind of high frequency noise reduction damping-constraining wheel containing slot according to claim 4, is characterized in that: the thickness uniformity of described damping layer, the thickness uniformity of described restraint layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610012278.XA CN105564145A (en) | 2016-01-08 | 2016-01-08 | High-frequency noise reduction restraining and damping wheel containing slits |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610012278.XA CN105564145A (en) | 2016-01-08 | 2016-01-08 | High-frequency noise reduction restraining and damping wheel containing slits |
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| Publication Number | Publication Date |
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| CN105564145A true CN105564145A (en) | 2016-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610012278.XA Pending CN105564145A (en) | 2016-01-08 | 2016-01-08 | High-frequency noise reduction restraining and damping wheel containing slits |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109515060A (en) * | 2017-09-20 | 2019-03-26 | 阿尔斯通运输科技公司 | For railway car wheel and the device for absorbing noise of relevant railway wheel of vehicle |
| CN112046192A (en) * | 2020-09-18 | 2020-12-08 | 株洲时代新材料科技股份有限公司 | Wheel noise reduction method and composite damping noise reduction device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0065157A1 (en) * | 1981-05-15 | 1982-11-24 | M.A.N. MASCHINENFABRIK AUGSBURG-NÜRNBERG Aktiengesellschaft | Wheel body sound damper |
| CN201058558Y (en) * | 2007-07-06 | 2008-05-14 | 上海轨道交通设备发展有限公司 | Wheel pair for underground vehicle steering frame |
| CN101495326A (en) * | 2006-07-28 | 2009-07-29 | 卢基尼Rs公司 | Device for reducing railway wheel noise when moving on rail |
| CN201357700Y (en) * | 2009-02-26 | 2009-12-09 | 雷晓燕 | Damping wheel |
| CN201456921U (en) * | 2009-05-18 | 2010-05-12 | 哈尔滨通达工业环保自动化有限公司 | Adhesive wheel noise reduction disc |
| CN102358103A (en) * | 2011-08-22 | 2012-02-22 | 西南交通大学 | Train wheel silencer |
| CN104455148A (en) * | 2014-11-20 | 2015-03-25 | 哈尔滨通达工业环保自动化有限公司 | Vibration and noise reduction damper for elastic wheels of railcar |
-
2016
- 2016-01-08 CN CN201610012278.XA patent/CN105564145A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0065157A1 (en) * | 1981-05-15 | 1982-11-24 | M.A.N. MASCHINENFABRIK AUGSBURG-NÜRNBERG Aktiengesellschaft | Wheel body sound damper |
| CN101495326A (en) * | 2006-07-28 | 2009-07-29 | 卢基尼Rs公司 | Device for reducing railway wheel noise when moving on rail |
| CN201058558Y (en) * | 2007-07-06 | 2008-05-14 | 上海轨道交通设备发展有限公司 | Wheel pair for underground vehicle steering frame |
| CN201357700Y (en) * | 2009-02-26 | 2009-12-09 | 雷晓燕 | Damping wheel |
| CN201456921U (en) * | 2009-05-18 | 2010-05-12 | 哈尔滨通达工业环保自动化有限公司 | Adhesive wheel noise reduction disc |
| CN102358103A (en) * | 2011-08-22 | 2012-02-22 | 西南交通大学 | Train wheel silencer |
| CN104455148A (en) * | 2014-11-20 | 2015-03-25 | 哈尔滨通达工业环保自动化有限公司 | Vibration and noise reduction damper for elastic wheels of railcar |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109515060A (en) * | 2017-09-20 | 2019-03-26 | 阿尔斯通运输科技公司 | For railway car wheel and the device for absorbing noise of relevant railway wheel of vehicle |
| CN112046192A (en) * | 2020-09-18 | 2020-12-08 | 株洲时代新材料科技股份有限公司 | Wheel noise reduction method and composite damping noise reduction device |
| CN112046192B (en) * | 2020-09-18 | 2022-03-22 | 株洲时代新材料科技股份有限公司 | Wheel noise reduction method and composite damping noise reduction device |
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Application publication date: 20160511 |
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