WO2013008290A1 - 鉄道車両用空気ばね - Google Patents
鉄道車両用空気ばね Download PDFInfo
- Publication number
- WO2013008290A1 WO2013008290A1 PCT/JP2011/065723 JP2011065723W WO2013008290A1 WO 2013008290 A1 WO2013008290 A1 WO 2013008290A1 JP 2011065723 W JP2011065723 W JP 2011065723W WO 2013008290 A1 WO2013008290 A1 WO 2013008290A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- annular
- air spring
- support part
- support portion
- lower support
- Prior art date
Links
Images
Classifications
-
- 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
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/02—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum
- F16F9/04—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum in a chamber with a flexible wall
- F16F9/05—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum in a chamber with a flexible wall the flexible wall being of the rolling diaphragm type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
- B61F5/02—Arrangements permitting limited transverse relative movements between vehicle underframe or bolster and bogie; Connections between underframes and bogies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
- B61F5/02—Arrangements permitting limited transverse relative movements between vehicle underframe or bolster and bogie; Connections between underframes and bogies
- B61F5/04—Bolster supports or mountings
- B61F5/08—Bolster supports or mountings incorporating rubber springs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
- B61F5/02—Arrangements permitting limited transverse relative movements between vehicle underframe or bolster and bogie; Connections between underframes and bogies
- B61F5/04—Bolster supports or mountings
- B61F5/10—Bolster supports or mountings incorporating fluid springs
-
- 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
- F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
- F16F13/002—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising at least one fluid spring
-
- 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
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/02—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum
- F16F9/04—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum in a chamber with a flexible wall
- F16F9/0454—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum in a chamber with a flexible wall characterised by the assembling method or by the mounting arrangement, e.g. mounting of the membrane
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G11/00—Resilient suspensions characterised by arrangement, location or kind of springs
- B60G11/32—Resilient suspensions characterised by arrangement, location or kind of springs having springs of different kinds
- B60G11/48—Resilient suspensions characterised by arrangement, location or kind of springs having springs of different kinds not including leaf springs
- B60G11/62—Resilient suspensions characterised by arrangement, location or kind of springs having springs of different kinds not including leaf springs having both rubber springs and fluid springs
Definitions
- the present invention relates to an air spring for a railway vehicle, and more specifically, an air spring portion formed by providing a diaphragm made of an elastic material over an upper support portion on a vehicle body side and an intermediate support portion disposed below the upper support portion,
- the present invention relates to an air spring for a railway vehicle comprising an elastic mechanism having an elastic body interposed between upper and lower sides of the intermediate support portion and a lower support portion on the cart side disposed below the intermediate support portion.
- Patent Document 1 As this kind of air spring for railway vehicles, those disclosed in Patent Document 1 and Patent Document 2 are known.
- an elastic mechanism of a laminated rubber structure is integrally provided under the air spring part, and it is devised so that a good suspension performance can be obtained in a railway vehicle by combining these two types of springs in series. ing.
- the rubber which is the elastic mechanism and the lower support part are integrated by normal adhesion (vulcanization adhesion, adhesion by an adhesive, etc.).
- the end portion of the rubber that contacts the lower support portion is used as the lower support portion. It is known to form in a divergent shape (protruding) in which the diameter increases as it approaches. This technique is also used in a technical field different from the air spring for railway vehicles, for example, Patent Document 4 (Seismic Isolation Device).
- rubber an example of an elastic material
- an elastic mechanism is created by molding using a lower support portion, and rubber is poured into the lower support portion in a state where an adhesive is applied in advance.
- the applied adhesive also flows along with the flow of the rubber, and the adhesive is very little or almost absent at the end. As a result, it has been found that end peeling is likely to occur. This inconvenience also occurs in an elastic material made of a material other than rubber such as a synthetic resin having elasticity.
- the object of the present invention is to review the structure of the part where the elastic material such as rubber and the lower support part come into contact, thereby preventing the inconvenience of “adhesion peeling” in which the lower end part of the elastic material is peeled off from the lower support part.
- An object of the present invention is to provide an air spring for a railway vehicle that is improved so that occurrence is reduced or eliminated.
- the invention according to claim 1 is an air spring for a railway vehicle, in which an elastic spring diaphragm 3 is provided across an upper support portion 1 on the vehicle body side and an intermediate support portion 2 disposed below the upper support portion 1.
- a part a, and an elastic mechanism b formed by interposing an elastic body 5 between the upper and lower parts of the intermediate support part 2 and the lower support part 4 disposed on the lower side of the carriage,
- An end portion of the elastic body 5 that is in contact with the lower support portion 4 is formed in a flared end portion 5A that increases in diameter as it approaches the lower support portion 4 in the vertical direction.
- the outer peripheral portion is fitted and bonded to the annular recessed groove 12 formed in the lower support portion 4, and the annular bottom 12 ⁇ / b> A of the annular recessed groove 12 is inclined so that the height position is lowered toward the radially outer side. It is characterized by having an annular tapered bottom 12a attached.
- the invention according to claim 2 is the air spring for a railway vehicle according to claim 1, wherein the annular bottom 12A is formed in a horizontal state following the radially outer side of the annular tapered bottom 12a. It is characterized by having.
- the elastic body 5 has a substantially barrel-shaped outer shape in which the diameter of the intermediate portion is maximum in the height direction. In the state, it is interposed between the intermediate support part 2 and the lower support part 4.
- the invention according to claim 4 is characterized in that rubber is used as the elastic body 5 in the air spring for railway vehicles according to any one of claims 1 to 3.
- the details of the embodiment will be described in detail in the section of the embodiment.
- the widened end portion is bonded to the annular recessed groove with a large area and is applied to the annular recessed groove. It is eliminated (or suppressed) that the adhesive is taken out of the annular recessed groove due to inflow of unvulcanized rubber during molding. Therefore, a necessary and sufficient adhesive is secured, and the downwardly expanded end portion and the annular recessed groove, that is, the lower support portion are firmly bonded as expected.
- the area of contact with the annular bottom of the annular outer peripheral portion of the lower expanding end portion is increased while preventing bubbles from remaining in the inner corner portion when the elastic material flows in the molding process.
- the elastic body is set to have a substantially barrel-shaped outer shape in which the diameter of the intermediate portion is maximum in the height direction, or as in claim 4.
- rubber having excellent versatility and cost can be used as a material.
- Sectional view showing structure of air spring for railway vehicle The principal part of a flared edge part is shown, (a) is Example 1, (b) is the modification 1. The principal part of a flared edge part is shown, (a) is Example 2, (b) is the modification 2. The principal part of a flared edge part is shown, (a) is Example 3, (b) is the modification 3.
- FIGS. 2B to 4B show the first to third modifications. Yes.
- FIG. 1 and 2 show a railcar air spring (hereinafter simply referred to as “air spring”) A.
- the air spring A includes an air spring portion a in which a diaphragm 3 made of rubber (an example of an elastic material) is provided across an upper support portion 1 on the vehicle body side and an intermediate support portion 2 disposed below the upper support portion 1.
- An elastic mechanism b having an elastic body 5 interposed between the intermediate support portion 2 and the lower support portion 4 on the cart side disposed below the intermediate support portion 2 is provided.
- the upper support portion 1 is supported by a railway vehicle body (not shown) through a cylindrical boss portion 1e having a central axis P which is the center of the upper support portion, and the lower support portion 4 is an axis P Is supported by a carriage (not shown) via a cylindrical shaft 4C having
- the upper support portion 1 is configured in a disc shape having an upper disc 1a, a lower disc 1b, a bottomed tube portion 1c, an upper seat 1d, a tube boss portion 1e, and the like.
- Each of the upper disk 1a and the lower disk 1b is a steel sheet that has a circular shape when viewed in the vertical direction.
- the upper disk 1a and the lower disk 1b are stacked vertically and a cylindrical boss portion 1e is passed through the center thereof.
- the bottomed cylindrical portion 1c is a deep dish-shaped steel plate fixed to the lower surface of the lower circular plate 1b, and the upper seat 1d is integrated with the lower surface side of the lower circular plate 1b outside the diameter of the bottomed cylindrical portion 1b. It is made of a rubber ring.
- the cylinder boss 1e having the axis P is fixed in a state of penetrating the upper and lower disks 1a and 1b and the bottomed cylinder 1c.
- the upper seat 1d is formed in a thin film shape on the outer peripheral surface of the bottomed cylindrical portion 1c, and is formed in a thick shape on the inner surface of the lower disk 1b and thicker downward toward the outer diameter (substantially a bowl shape). Shape).
- a sliding plate 6 made of stainless steel and having an annular shape is integrated on the lower surface of the bottomed cylindrical portion 1c by adhesion or the like.
- the diaphragm 3 has an upper bead portion 3a that is press-fitted into an upper corner portion (presenting a ring shape with respect to the axis P) formed by the lower disk 1b, the bottomed cylindrical portion 1c, and the upper seat 1d.
- the upper part 3b of the disc is received by the upper receiving seat 1d with a large area, the main body part 3c protruding most laterally, and the lower bead part 3d fitted to the intermediate support part 2 is formed. .
- the lower bead portion 3d is formed at a lower corner portion (presenting a ring shape with respect to the axis P) formed by the outer peripheral surface 2a of the main body disk 2A and the attachment ring 7 fitted and attached to the outer peripheral portion of the flange portion 2F. Press fit. That is, a structure in which the diaphragm 3 is fitted and attached to both the upper support 1 and the intermediate support 2 without a fastening structure such as a bolt, as in the relationship between the tire and the wheel of an automobile, a so-called “self-sealing diaphragm” It is configured to have a structure.
- the intermediate support portion 2 includes a metal main body disc 2A having an outer peripheral surface 2a and a flange portion 2F, and a metal inner peripheral plate 2B bolted to the lower surface of the main body disc 2A.
- the attachment ring 7 provided integrally with the outer peripheral portion of the flange portion 2F is a rubber ring-shaped member having a reinforcing ring 8 therein.
- a sliding plate 11 made of a low friction material such as fluororesin and having an annular shape is integrally provided on the upper surface of the main body disk 2A.
- the lower support plate 4 includes a mounting disc 4A on which the elastic body 5 is integrally mounted, a substantially shallow dish-shaped support disc 4B that receives the mounting disc 4A in an internally fitted state, and a support disc.
- the mounting disc 4A is fixed to the support disc 4B using screws 9 and pins 10 and includes the above-described cylinder shaft 4C fixed to 4B.
- the lower support plate 4 is a member having a circular shape with respect to the axis P.
- the elastic body 5 is composed of a rubber lump interposed between the upper and lower sides in a state of being vulcanized and bonded to the mounting disk 4A, the support disk 4B, and the inner peripheral plate 2B.
- the diameter of the rubber mass 5 increases in the shape of a convex lens as it goes down, but the diameter decreases from the vicinity of the lower end to the lower end, and the lower end exhibits a downward expanding shape that expands again, and the upper end also expands upward. Is formed.
- the cylindrical shaft 4C is formed with an insertion hole 4c penetrating vertically, and a space portion 5k communicating with the insertion hole 4c is formed above the central portion of the cylindrical shaft 4C and the support disc 4B in the rubber lump 5. ing.
- the rubber mass 5 is interposed between the intermediate support portion 2 and the lower support portion 4 in a state of a substantially barrel-shaped outer shape in which the diameter of the intermediate portion is maximum in the height direction, and the rubber mass 5
- An end portion (lower end portion) in contact with the lower support portion 4 is formed as a lower flared end portion (a tip flared end portion) 5A whose diameter increases as it approaches the lower support portion 4 in the vertical direction.
- an end portion (upper end portion) in contact with the intermediate support portion 2 in the rubber lump 5 is formed on an upper expanding end portion (protruding end portion) 5B whose diameter increases as it approaches the intermediate support portion 2 in the vertical direction.
- FIGS. 2A and 2B are enlarged views of the portion X in FIG.
- An end portion of the rubber mass 5 that contacts the lower support portion, that is, a lower expanded end portion 5A is formed at a forward expanded end portion whose diameter increases as it approaches the lower support portion 4 in the vertical direction.
- the outer peripheral portion of the end portion is fitted into and bonded to an annular recessed groove 12 formed in the lower support portion 4.
- the annular recessed groove 12 having an annular shape centered on the axis P when viewed in the vertical direction is formed with an annular tapered bottom 12a inclined at an angle ⁇ with respect to the horizontal and an outer peripheral wall 12b.
- the annular recessed groove 12 is configured such that the annular bottom 12A has an annular tapered bottom 12a that is inclined so that the height position thereof is lowered toward the outer diameter side.
- the lower expanded end portion 5A which is the lower end portion of the elastic body 5 has an annular outer peripheral portion 5a that fits in an annular recessed groove 12 formed in the mounting disk 4A, and this annular shape. It is comprised from the cyclic
- a method of molding by injecting unvulcanized rubber into the mold while the lower support portion 4 is loaded in the mold is employed.
- an adhesive is applied to the upper surface of the lower support portion 4 in advance, and in addition to the adhesive action (vulcanization adhesion) to the lower support portion 4 by vulcanization, the rubber mass 5 and the lower support are also supported by the adhesive.
- the part 4 is bonded.
- a conventional air spring that is, an air spring for a railway vehicle having a lower support portion having a simple planar upper surface, when unvulcanized rubber is introduced in a state where an adhesive is applied to the lower support portion.
- the flow of the unvulcanized rubber that is, the flow from the inside to the outside of the diameter, also causes the adhesive applied in advance to flow, and the adhesive force becomes weaker at the outer peripheral edge, thereby premature peeling (end There was a tendency for partial peeling) to occur easily.
- Example 1 the adhesive action by rubber vulcanization and the adhesive action by the adhesive are made to cooperate, but sufficient adhesion can be achieved only by applying the adhesive. Accordingly, the adhesive action of the adhesive between the lower expanded end portion 5A and the mounting disk 4A (lower support portion 4) is performed as expected, and the lower end portion of the rubber lump 5 is peeled off from the lower support portion 4. ”Is prevented, and the occurrence of defective products is reduced or eliminated.
- annular taper bottom 12a is provided with an inclination angle ⁇ , the height of which decreases toward the outer diameter side, an air reservoir portion due to inflow of unvulcanized rubber at the time of molding is not formed, and the quality is stabilized.
- the annular recessed groove 12 is a groove having a rectangular cross section formed by an inner and outer vertical outer peripheral wall, an inner peripheral wall, and a horizontal annular bottom wall, the molding is performed by molding. Due to the viscosity of the unvulcanized rubber that flows in, air bubbles may remain in the inner corner where the annular bottom wall and the inner peripheral wall intersect, which can easily cause adhesive peeling and an obstacle to stable quality. It was. Such an inconvenience does not occur in the air spring according to the present invention having the annular tapered bottom 12a.
- the bottom-expanded end portion 5A may have a structure in which the annular bottom 12A has an annular horizontal outer peripheral bottom 12c formed in a horizontal state following the radially outer side of the annular tapered bottom 12a. .
- the air contact area with the annular bottom 12A of the annular outer peripheral portion 5a of the lower expanded end portion 5A is shown in FIG.
- the angle ⁇ of the annular tapered bottom 12a with respect to the upper surface 4a is slightly larger than the angle ⁇ shown in FIG. 2A, but may be smaller or equal to each other.
- the angle ⁇ is the same in each of FIGS.
- the lower expanded end 5A is such that the ridge line 5c shown in FIG. 2A is replaced with the upper large curved surface portion 13 and the lower small curved surface portion 14. It may have a shape. That is, the large and small curved surface portions 13 and 14 that are curved surfaces in which the cross-sectional shape in the vertical direction is warped in an arc shape (or arc-like shape) that is concave toward the outer diameter direction are continuously arranged in two stages. It is formed into a shape.
- the downwardly expanding end portion 5A is bent and deformed with the connection top portion Z of the large and small curved surface portions 13 and 14 being the two-stage curved surfaces as the inflection points. Since the connection top Z having a large thickness is in the bent form located at the deepest part, deep flaws are not generated at the bent part. As a result, even if it is repeatedly deformed, the lower expanded end portion 5A that causes damage or breakage of the elastic body 5 is not cracked or cracked, and the durability of the entire elastic body 5 is guaranteed over a long period of time. can do.
- the lower expanded end portion 5A has an annular horizontal outer peripheral bottom 12c that is formed in a state where the annular bottom 12A is in a horizontal state following the radially outer side of the annular tapered bottom 12a. It may be done.
- the modification of the second embodiment shown in FIG. 3B also has the same effect (adhesion is further improved) as that of the modification of the first embodiment shown in FIG. 2B. Yes.
- the bottom-expanded end portion 5A is a vertical wall 15 in which the small curved surface 14 shown in FIG. 3 forms a right-angled corner portion with the upper surface 5d of the annular outer peripheral portion 5a. It may be replaced with.
- the downwardly widened end portion 5A has an annular horizontal outer peripheral bottom 12c formed in a state where the annular bottom 12A is in a horizontal state following the radially outer side of the annular tapered bottom 12a. It may be configured.
- the modified example of the small curved surface of Example 3 shown in FIG. 4B also has the same effect (adhesion is further improved) as that of the modified example of Example 1 shown in FIG. is doing.
- the elastic mechanism b has a laminated rubber structure in which a plurality of elastic material layers made of rubber or the like and one or more hard plates made of a metal plate or the like are alternately laminated on the upper and lower sides, and the intermediate support portion 2 and the lower support portion. 4 may be interposed between the upper and lower sides. Further, the structure of the lower flared end portion 5A shown in FIGS. 2 to 4 may be applied to the upper flared end portion (first flared end portion) 5B.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Vibration Prevention Devices (AREA)
- Fluid-Damping Devices (AREA)
- Springs (AREA)
Abstract
Description
前記弾性体5における前記下支持部4と接する端部が、上下方向で前記下支持部4に近付く程径が大となる先拡がり状端部5Aに形成され、その先拡がり状端部5Aの外周部が前記下支持部4に形成される環状凹入溝12に嵌り込んで接着されるとともに、前記環状凹入溝12の環状底12Aが、径外側ほど高さ位置が下がるように傾斜が付けられた環状テーパ底12aを有して構成されていることを特徴とするものである。
この場合従来の空気ばね、即ち、単なる平面状上面を有する下支持部を持つ鉄道車両用空気ばねにおいては、下支持部に接着剤が塗布されている状態で未加硫ゴムが流入されると、その未加硫ゴムの流動、即ち径内側から径外側への流動により、予め塗布されている接着剤も連れ流動してしまって外周端部ほど接着力が弱くなり、それによって早期剥離(端部剥離)が生じ易い傾向があったのである。
弾性機構bは、ゴム等で成る複数の弾性材層と金属板等で成る1以上の硬質板とが上下に交互に積層されて成る積層ゴム構造に構成されて中間支持部2と下支持部4との上下間に介装されるものでも良い。また、図2~図4に示される下拡がり状端部5Aの構造は、上拡がり状端部(先拡がり状端部)5Bに適用しても良い。
2 中間支持部
3 ダイヤフラム
4 下支持部
5 弾性体
5A 先拡がり状端部
12 環状凹入溝
12A 環状底
12a 環状テーパ底
12c 環状水平外周底
a 空気ばね部
b 弾性機構
Claims (4)
- 車体側の上支持部と、その下方に配置される中間支持部とに亘って弾性材製のダイヤフラムを設けて成る空気ばね部と、前記中間支持部とこれの下方に配置される台車側の下支持部との上下間に弾性体を介装して成る弾性機構とを備え、
前記弾性体における前記下支持部と接する端部が、上下方向で前記下支持部に近付く程径が大となる先拡がり状端部に形成され、その先拡がり状端部の外周部が前記下支持部に形成される環状凹入溝に嵌り込んで接着されるとともに、前記環状凹入溝の環状底が、径外側ほど高さ位置が下がるように傾斜が付けられた環状テーパ底を有して構成されている鉄道車両用空気ばね。 - 前記環状底が、前記環状テーパ底の径外側に続いて水平な状態で形成される環状水平外周底を有して構成されている請求項1に記載の鉄道車両用空気ばね。
- 前記弾性体が、その高さ方向で中間部分の径が最大となる略樽型の外郭形状を呈する状態で前記中間支持部と前記下支持部との間に介装されている請求項1又は2に記載の鉄道車両用空気ばね。
- 前記弾性体としてゴムが用いられている請求項1~3の何れか一項に記載の鉄道車両用空気ばね。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ATA9567/2011A AT515230B1 (de) | 2011-07-08 | 2011-07-08 | Luftfeder für Schienenfahrzeug |
US14/125,800 US9517781B2 (en) | 2011-07-08 | 2011-07-08 | Air spring for railroad car |
PCT/JP2011/065723 WO2013008290A1 (ja) | 2011-07-08 | 2011-07-08 | 鉄道車両用空気ばね |
CN201180072187.0A CN103648882B (zh) | 2011-07-08 | 2011-07-08 | 铁路车辆用空气弹簧 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2011/065723 WO2013008290A1 (ja) | 2011-07-08 | 2011-07-08 | 鉄道車両用空気ばね |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2013008290A1 true WO2013008290A1 (ja) | 2013-01-17 |
Family
ID=47505610
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2011/065723 WO2013008290A1 (ja) | 2011-07-08 | 2011-07-08 | 鉄道車両用空気ばね |
Country Status (4)
Country | Link |
---|---|
US (1) | US9517781B2 (ja) |
CN (1) | CN103648882B (ja) |
AT (1) | AT515230B1 (ja) |
WO (1) | WO2013008290A1 (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5670760B2 (ja) * | 2011-01-07 | 2015-02-18 | 東洋ゴム工業株式会社 | 空気ばね |
JP5912898B2 (ja) * | 2012-06-18 | 2016-04-27 | 川崎重工業株式会社 | 鉄道車両用台車 |
JP5939065B2 (ja) * | 2012-07-19 | 2016-06-22 | 住友電気工業株式会社 | 空気ばね |
WO2014127344A2 (en) * | 2013-02-18 | 2014-08-21 | Firestone Industrial Products Company, Llc | End member assemblies as well as gas spring assemblies and methods of manufacture including same |
CN104527694B (zh) * | 2014-12-31 | 2017-12-08 | 株洲时代新材料科技股份有限公司 | 轨道交通用空气弹簧 |
WO2016184068A1 (zh) * | 2015-05-19 | 2016-11-24 | 中车青岛四方车辆研究所有限公司 | 非线性辅助弹簧、带束式胶囊及空气弹簧 |
SG11201903361UA (en) * | 2016-10-17 | 2019-05-30 | Sumitomo Electric Industries | Air spring and bogie |
CN107701642B (zh) * | 2017-10-27 | 2021-03-23 | 株洲时代新材料科技股份有限公司 | 一种预压式应急空气弹簧组件 |
CN111527324B (zh) * | 2018-03-07 | 2021-12-21 | 中央发条株式会社 | 弹簧 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51132494U (ja) * | 1975-04-16 | 1976-10-25 | ||
JPS60226308A (ja) * | 1984-03-29 | 1985-11-11 | ダンロツプ・リミテツド | 車輌用懸架装置 |
JPS60249748A (ja) * | 1984-03-29 | 1985-12-10 | ダンロツプ・リミテツド | ばね |
JPS6267341A (ja) * | 1985-09-19 | 1987-03-27 | Bridgestone Corp | 防振ゴム |
JPH07503516A (ja) * | 1991-10-22 | 1995-04-13 | ビーティアール・インダストリーズ・リミテッド | 弾性マウンティング |
JP2001140977A (ja) * | 1999-11-09 | 2001-05-22 | Nitta Ind Corp | 免震支承体 |
JP2007113649A (ja) * | 2005-10-19 | 2007-05-10 | Toyo Tire & Rubber Co Ltd | 免震用積層ゴム |
JP2010535999A (ja) * | 2007-08-10 | 2010-11-25 | トレルボルグ・オートモーティブ・ユーケー・リミテッド | バネアセンブリ |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3479053A (en) * | 1967-06-19 | 1969-11-18 | Moulton Development Ltd | Vehicle suspensions |
JPS5840404B2 (ja) * | 1975-05-14 | 1983-09-06 | 株式会社東芝 | ユウドウカネツボウシバンツキバスダクト |
JP4323928B2 (ja) * | 2003-11-13 | 2009-09-02 | 株式会社ブリヂストン | 免震装置 |
JP4297803B2 (ja) | 2004-02-18 | 2009-07-15 | 住友金属工業株式会社 | 鉄道車両用の空気ばね及び台車 |
JP4928757B2 (ja) * | 2005-08-10 | 2012-05-09 | 東洋ゴム工業株式会社 | 鉄道車両用空気ばね |
JP5297602B2 (ja) | 2007-06-08 | 2013-09-25 | 東洋ゴム工業株式会社 | 鉄道車両用懸架装置 |
CN102007318A (zh) * | 2008-02-25 | 2011-04-06 | 株式会社普利司通 | 空气弹簧装置 |
JP5282891B2 (ja) * | 2009-01-30 | 2013-09-04 | 日立オートモティブシステムズ株式会社 | ディスクブレーキ |
DE102009044627B4 (de) * | 2009-11-23 | 2020-06-10 | Contitech Luftfedersysteme Gmbh | Luftfeder mit QTC-Schalter |
WO2014127344A2 (en) * | 2013-02-18 | 2014-08-21 | Firestone Industrial Products Company, Llc | End member assemblies as well as gas spring assemblies and methods of manufacture including same |
-
2011
- 2011-07-08 AT ATA9567/2011A patent/AT515230B1/de not_active IP Right Cessation
- 2011-07-08 US US14/125,800 patent/US9517781B2/en not_active Expired - Fee Related
- 2011-07-08 WO PCT/JP2011/065723 patent/WO2013008290A1/ja active Application Filing
- 2011-07-08 CN CN201180072187.0A patent/CN103648882B/zh not_active Expired - Fee Related
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51132494U (ja) * | 1975-04-16 | 1976-10-25 | ||
JPS60226308A (ja) * | 1984-03-29 | 1985-11-11 | ダンロツプ・リミテツド | 車輌用懸架装置 |
JPS60249748A (ja) * | 1984-03-29 | 1985-12-10 | ダンロツプ・リミテツド | ばね |
JPS6267341A (ja) * | 1985-09-19 | 1987-03-27 | Bridgestone Corp | 防振ゴム |
JPH07503516A (ja) * | 1991-10-22 | 1995-04-13 | ビーティアール・インダストリーズ・リミテッド | 弾性マウンティング |
JP2001140977A (ja) * | 1999-11-09 | 2001-05-22 | Nitta Ind Corp | 免震支承体 |
JP2007113649A (ja) * | 2005-10-19 | 2007-05-10 | Toyo Tire & Rubber Co Ltd | 免震用積層ゴム |
JP2010535999A (ja) * | 2007-08-10 | 2010-11-25 | トレルボルグ・オートモーティブ・ユーケー・リミテッド | バネアセンブリ |
Also Published As
Publication number | Publication date |
---|---|
US9517781B2 (en) | 2016-12-13 |
AT515230B1 (de) | 2016-05-15 |
US20140117597A1 (en) | 2014-05-01 |
CN103648882A (zh) | 2014-03-19 |
AT515230A1 (de) | 2015-07-15 |
CN103648882B (zh) | 2017-04-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2013008290A1 (ja) | 鉄道車両用空気ばね | |
JP2008544186A (ja) | 高弾性リーフスプリング | |
JP5297603B2 (ja) | 鉄道車両用空気ばね | |
JP2013057395A (ja) | 車両用エンジンマウント | |
JP5649587B2 (ja) | ストラットマウント | |
JP5380349B2 (ja) | 鉄道車両用空気ばね | |
WO2017199457A1 (ja) | 空気ばね装置 | |
JP5297852B2 (ja) | 鉄道車両用空気ばね | |
JP2008302845A (ja) | 鉄道車両用懸架装置 | |
JP2010083194A (ja) | サスペンションのコイルスプリングのアッパマウント | |
JP2009001085A (ja) | 鉄道車両用の防振ゴムストッパ | |
EP3098472B1 (en) | Stopper for suspension system | |
TW202024502A (zh) | 鐵道車輛用煞車碟盤的安裝構造及使用該安裝構造的煞車碟盤單元 | |
JP2002130351A (ja) | 車両用サスペンションのスプリングシート | |
JP2001287641A (ja) | 鉄道車両用空気バネ | |
JP2011021680A (ja) | 車両用懸架装置 | |
JP2020063761A (ja) | 軸ばね | |
JP2009078750A (ja) | アッパーサポートの取付構造 | |
JP5060994B2 (ja) | アッパーサポート | |
JP2021071139A (ja) | 空気ばね | |
JP2013213562A (ja) | スプリングシートラバー | |
JP2013190000A (ja) | アッパーサポート | |
JP4539589B2 (ja) | サスペンションサポート装置 | |
JP2011069446A (ja) | 車両用サスペンションのスプリングシート | |
CN210978316U (zh) | 一种副车架衬套 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 11869243 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 14125800 Country of ref document: US |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
ENP | Entry into the national phase |
Ref document number: 95672011 Country of ref document: AT Kind code of ref document: A |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 11869243 Country of ref document: EP Kind code of ref document: A1 |
|
NENP | Non-entry into the national phase |
Ref country code: JP |