CN101956779A - Vehicle air spring and suspender installation method thereof - Google Patents
Vehicle air spring and suspender installation method thereof Download PDFInfo
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- CN101956779A CN101956779A CN2010102254184A CN201010225418A CN101956779A CN 101956779 A CN101956779 A CN 101956779A CN 2010102254184 A CN2010102254184 A CN 2010102254184A CN 201010225418 A CN201010225418 A CN 201010225418A CN 101956779 A CN101956779 A CN 101956779A
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- suspender
- upper support
- vehicle air
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Abstract
The invention provides the vehicle air spring after a kind of improvement, it can install the suspender of being convenient to carry, can not produce simultaneously because the upper support portion that its overhung construction causes and the problem of lower support portion butt, and, be suitable for suspending in midair mobile and can not cause being unfavorable for the durability of stopper.In the vehicle air spring of formation by rubber system diaphragm (3) being set across the upper support portion (1) of vehicle body side and the mode of lower support portion (2) that is configured in the chassis side of below, supporting portion (1), the female thread (16 that has common vertical axis (P) each other is set respectively in upper support portion (1) and lower support portion (2), 17), the female thread (17) of lower support portion (2) is configured to: can suspend the downside external screw thread (22) that the lower end of roughly bar-shaped suspender (B) of being of usefulness forms in midair with pneumatic spring and screw togather.And, the female thread (16) of described upper support portion (1) be configured to can with suspender (B) in, spaced apart with downside external screw thread (22) and upside external screw thread (21) that form screws togather up, simultaneously, the female thread (16) of upper support portion (1) is set to the state that downside external screw thread (22) is passed through.
Description
Technical field
The present invention relates to a kind of vehicle air spring and suspender installation method thereof, in detail, relate to the vehicle air spring that forms by elastic material system diaphragm being set across the upper support portion of vehicle body side and the mode of lower support portion that is configured in the chassis side of below, supporting portion, and the suspender installation method of vehicle air spring.
Background technique
Current, this vehicle air spring is for example shown in Figure 4, the railway vehicle that exists carrying to have the stopper s of stacked rubber structure in the bottom of lower support portion 2 situation of pneumatic spring A.Promptly, use the upper end to have ring portion 23 that can hook crane hook (omitting diagram) and the bar-shaped suspender B that the lower end has external screw thread 22, at first, advance round 31 by the air of offering at the center of upper support portion 1 and insert suspender B, the external screw thread 22 of its lower end and the female thread 17 that is formed on as the center of the bead seat 5 of the lower support portion 2 of pneumatic spring A are screwed togather.Thus, form following state, that is, the crane hook is hooked in the ring portion 23 of upper end and the pneumatic spring A that slings makes it laterally move then under this suspended state.
In addition, as shown in Figure 5, the railway vehicle that is contained in the stopper s that stacked rubber is constructed is under precompressed state in the lower support portion 2 is used among the pneumatic spring A, utilization is at the through hole 32 of central authorities' formation of the tube edge 1e of upper support portion 1, bar-shaped suspender B is inserted, the external screw thread 22 of front end is screwed togather with the female thread 17 that is formed on the center that is used for precompressed cap-like pressing cover 5, thereby suspender B is installed.Situation (pneumatic spring shown in Figure 4) with above-mentioned is identical afterwards.In addition, in Fig. 4,5,3 is diaphragm, and P is the axle center, and 6 is incorporate by slide plate with upper support portion 1, the 12nd, and with lower support portion 2 incorporate slide plates.As implied above, the example of transportable vehicle air spring as utilizing suspender, known in patent documentation 1,2,3,4 disclosed content.
Usually, in order successfully to carry out the butt between upper support portion and the lower support portion under the situation that becomes no gaseity at diaphragm, slide plate and be installed to the lower face side of upper support portion and the upper surface side of lower support portion by slide plate with being separated.For example be set at: utilize the sheet material of fluorine-type resin system to constitute slide plate respectively, utilize corrosion resistant plate to constitute, because of low coefficient of friction can not produce the damage that the butt owing to upper support portion and lower support portion causes by slide plate.
But, in diaphragm is in the suspention carrying unit that utilizes described suspender under the no gaseity and since bar-shaped of suspender with upper support portion only move about chimeric, so when slinging, upper support portion move downwards and all the time with lower support portion butt.Thus, have following problems, that is, in gas leakage or the vehicle that do not have a minority under the gaseity move, as the slide plate of interim use with by the butt of slide plate and friction, also produce during the suspention outside imagination is moved.In addition, consider and installing under the state of suspender under the situation by railway freight-car or truckage, slide plate with rubbed for a long time by slide plate, as commodity, might produce before use wear problems.
Patent documentation 1: the spy of Japan opens the 2001-355667 communique
Patent documentation 2: the spy of Japan opens the 2005-231464 communique
Patent documentation 3: the spy of Japan opens the 2008-115959 communique
Patent documentation 4: the spy of Japan opens the 2008-304027 communique
Summary of the invention
The objective of the invention is to following aspect, promptly, by structure is made amendment and is worked hard, thereby provide a kind of vehicle air spring of improveing, it is configured to use the suspender of being convenient to carry, and can not produce simultaneously the problem of the upper surface butt of the lower surface of the upper support portion that causes owing to its overhung construction and lower support portion as far as possible, and, it is mobile to be suitable for suspention, and can not cause being unfavorable for the durability of stopper.
Technological scheme 1 related invention is a kind of vehicle air spring, it is by across the upper support portion 1 of vehicle body side and the mode of lower support portion 2 that is disposed at the chassis side of this upper support portion 1 below the diaphragm 3 of elastic material system being set and constituting, it is characterized in that, in described upper support portion 1 and described lower support portion 2, the female thread 16 that has common vertical axis P each other is set respectively, 17, the female thread 17 of described lower support portion 2 is configured to suspend the downside external screw thread 22 that the lower end of roughly bar-shaped suspender B of being of usefulness forms in midair with pneumatic spring and screws togather, and, the female thread 16 of described upper support portion 1 be configured to can with described suspender B in spaced apart and upside external screw thread 21 that form screws togather with described downside external screw thread 22 up, and the female thread 16 of described upper support portion 1 is set to the state that described downside external screw thread 21 is passed through.
Technological scheme 4 related inventions are characterised in that, in technological scheme 1 to 3 in any described vehicle air spring, on the upper surface of the lower surface of described upper support portion 1 and described lower support portion 2, dispose slide plate 12 respectively and by slide plate 6, described slide plate 12 and described when being formed on described diaphragm 3 and becoming no gaseity by the structure of slide plate 6 butts.
The suspender installation method of this vehicle air spring is characterised in that, in described upper support portion 1 and described lower support portion 2, form the female thread 16,17 that has common vertical axis P each other respectively, and, underpart at described suspender B forms downside external screw thread 22, at the intermediate portion formation upside external screw thread 21 of above-below direction;
Make the female thread 16 that passes described upper support portion 1 and the female thread 17 of the described downside external screw thread that is inserted into 22 and described lower support portion 2 screws togather, and the described upside external screw thread 21 and the female thread 16 of described upper support portion 1 are screwed togather, thus, suspender B is installed on the described vehicle air spring A.
The effect of invention
Invention according to technological scheme 1, though detailed content describes in mode of execution, but because the screwing part that screws togather with suspender is arranged on upper support portion and lower support portion on the two, so even pneumatic spring becomes no gaseity, also can above supporting portion and lower support portion between across the state in gap suspender is installed.Therefore, be used for suspending the vehicle air spring that moves or suspender is installed certainly in midair, upper support portion and lower support portion can not produce unnecessary butt or friction.And, because becoming on 2 positions from 1 position of prior art, supported by the vehicle air spring by suspender, so the weight of pneumatic spring is disperseed to support, can move with distortion or crooked possibility stable support state still less.Its result, vehicle air spring after a kind of improvement can be provided, it is configured to use the suspender of being convenient to carry, can not produce as far as possible simultaneously because the problem of the upper surface butt of the lower surface of the upper support portion that its overhung construction causes and lower support portion, and, under more stably supported state, it is mobile to be suitable for suspention, and can not cause being unfavorable for the durability of stopper.
According to the invention of technological scheme 2, the downside female thread that screws togather with the downside external screw thread of suspender is formed on the lower bracket, when the suspention pneumatic spring, becomes and mentions from the bottom and support state as the lower support portion of stopper.Thus, can form the load that produces because of suspention and not act on state on the unit (bolt 13 etc.) that pressing cover and lower bracket card are ended, can provide to need not to make this to be used to the vehicle air spring that unit that card ends has the flexible structure (design) of unnecessary intensity.
According to the invention of technological scheme 3, owing to have the through hole and the closely chimeric setting of suspender of pressing cover, so, upper support portion and lower support portion shaft core position are separately overlapped each other by suspender is installed to pneumatic spring.Thus, in the time of on diaphragm being assembled in supporting portion up and down, because it is can use suspender that upper support portion is temporarily fixing with the consistent state in axle center (core) separately with lower support portion, so can obtain following advantage: carry out easily diaphragm is assembled into the operation of supporting portion up and down, assembling operation efficient improves.
According to the invention of technological scheme 4, utilize the lower surface be configured in upper support portion respectively and lower support portion upper surface slide plate and by slide plate, upper support portion and the friction of the lower support portion preferred condition of butt smoothly less in the time of can being formed on pneumatic spring and not having gas.And, only when becoming no gaseity, in other words, the slide plate of temporary transient butt and by slide plate prevents to move or carry unexpected butt under the medium nonvolatile state in suspention by suspender is installed, acquisition can improve slide plate and by the advantage of the durability of slide plate.
The invention of technological scheme 5 stipulates the method that suspender is mounted to the vehicle air spring, and a kind of suspender installation method that can access the vehicle air spring of the identical effect of the described effect that produces with the invention of technological scheme 1 can be provided.
Invention according to technological scheme 6, it is identical with technological scheme 5, the method that suspender is mounted to the vehicle air spring is stipulated, a kind of suspender installation method that can access the vehicle air spring of the identical effect of the described effect that produces with the invention of technological scheme 2 can be provided.
Description of drawings
Fig. 1 is the sectional drawing (embodiment 1) of expression railway vehicle with the structure of pneumatic spring
Fig. 2 is the railway vehicle pneumatic spring that is provided with Fig. 1 of suspender
Fig. 3 is the front view of expression suspender
Fig. 4 is the existing railway vehicle of expression with 1 sectional drawing of pneumatic spring
Fig. 5 is the existing railway vehicle of expression with 2 sectional drawing of pneumatic spring
Symbol description
1 upper support portion
2 lower support portions
3 diaphragms
3d lower edge portion
4 lower bracket
5 pressing covers
6 by slide plate
The through hole of 11 spring section
12 slide plates
The female thread of 16 upper support portions
The female thread of 17 lower support portions
The through hole of 19 pressing covers
21 upside external screw threads
22 downside external screw threads
A vehicle air spring
The B suspender
The P vertical axis
The a spring section
Embodiment
Below, with reference to accompanying drawing, illustrate that mode of execution with vehicle air spring involved in the present invention is applied to the situation of the vehicle air spring that railway vehicle uses.The present invention can form the vehicle air spring of automobiles such as being applied to truck or bus and industrial vehicle.
(embodiment 1)
Fig. 1,2 illustrates railway vehicle with pneumatic spring (below abbreviate " pneumatic spring " as) A.This pneumatic spring A is configured to have: the upper support portion 1 of body side; Be disposed at the lower support portion 2 of chassis side of the below of upper support portion 1; And the diaphragm 3 of rubber (example of elastic material) system, it is set to across above-mentioned upper support portion 1 and lower support portion 2.Lower support portion 2 is configured to elastic stopper, and this elastic stopper has the spring section a and the pressing cover (being also referred to as bead seat) 5 of the lower bracket 4 that is supported on the chassis, stacked rubber structure.
Upper support portion 1 is configured to have: the supporting base 1a of steel plate system, and it is rounded under above-below direction is observed; Steel plate system the end 1b of tube portion arranged, it is fastened on the lower surface of supporting base 1a, is dark plate shape; Liner 1c with holes, it is across above-mentioned both 1a, 1b and be fixed, and is to have the tubular of axle center P up and down; The upper bracket 1d of rubber system, it is positioned at the diameter outside that the end 1b of tube portion is arranged, and is integrated with the lower face side of supporting base 1a, is ring-type; The tube edge 1e of portion, it has axle center P, and is integrated with the upper surface of supporting base 1a; And a pair of intake and exhaust peritreme 1f, 1g, they are integrated with the relative position of supporting base 1a, upper bracket 1d forms the film shape at the outer circumferential face that the end 1b of tube portion is arranged, at the inboard heavy wall shape that forms of the lower surface of supporting base 1a, and, form the shape that side-lower is thick more outside diameter more (being roughly the basin shape of back-off).Stainless steel and be circular by slide plate 6 by bonding etc. with have the lower surface of the end 1b of tube portion integrated.
Spring section a is by with 4 pieces of circular sheet metals 9 and 3 cylindric rubber layers 10 alternately stacked on top of one another and integrated formation, and its center hole (example of through hole) 11 has axle center P jointly.By undermost sheet metal 9 is embedded on the protrusion peripheral part 4d of the upper surface side that is formed on bottom wall portion 4c, and, sheet metal 9 outer being embedded on the protuberance central part 5d of pressing cover 5 of the superiors, under the state that positions, on above-below direction, be plugged between bottom wall portion 4c and the pressing cover 5.
Under the state of assembling lower support portion 2, spring section a mounting is placed pressing cover 5 thereon on bottom wall portion 4c, cover in the mode as lid.Then, to pass pressing cover 5 and fall to the inboard of upper end periphery wall 4a by pressure ring 8, be positioned on all sides of lip part 4b, under this state, by using a plurality of bolts 13 and lip part 4b to screw togather and be screwed into, thereby the state of the above lower compression established amount of spring section a can be installed on the lower bracket 4.In addition, on the inner peripheral surface of pressing pressure ring 8, utilize sintering or vulcanize method such as bonding rubber layer 8a is installed integratedly, this rubber layer 8a is used for flexibly limiting laterally the moving of spring section a, is laterally moving of pressing cover 5.
Generally speaking, lower support portion 2 is configured to elastic stopper, and this elastic stopper has: lower bracket 4, and its mounting also supports the 3d of lower edge portion of diaphragm 3, and be supported on the chassis side; Spring section a, its by mounting on lower bracket 4; And pressing cover 5, it ends making under the precompressed state of spring section a with lower bracket 4 cards, and can mounting and support upper support portion 1.In addition, on lower bracket 4, form the female thread 17 of lower support portion 2, and, on pressing cover 5 and spring section a, forming through hole 19 and center hole 11, they are used to allow that the downside external screw thread 22 of suspender B screws togather with female thread 17.
Connecting ring 7 as shown in Figure 1 and Figure 2, by the support board 14 of the corrosion resistant plate system of mounting on lip part 4b and thereon surface side constitute by vulcanizing incorporate ring-shaped rubber 15 such as bonding.Ring-shaped rubber 15 is for forming and the SBR (styrene butadiene rubber) of the chimeric shape of the 3d of lower edge portion or NR etc., and its upper surface portion 15A is preferably formed the rubber that added the aromatic system short fibre, is compounded rubber.That is, the part of bearing the 3d of lower edge portion in the ring-shaped rubber 15, promptly upper surface portion 15A utilizes the rubber that has added the synthetic fiber short fibres to form intentinonally, by the 15A of this compounded rubber portion is set, can reduce the friction between lower support portion 2 and the diaphragm 3.
In addition, in the related pneumatic spring A of embodiment 1, owing to use a pair of intake and exhaust peritreme 1f, 1g to come, when using, use the female thread 16 of the inaccessible tube edge of tapered plug (the omitting diagram) 1e of portion as pneumatic spring A to diaphragm 3 inner input or exhausting airs.
Below, suspender mounting construction and the method for suspender B and pneumatic spring A are described.As shown in Figure 3, suspender B is configured to roughly bar-shaped metallic suspender, has the suspender main body 20 of a shape, the ring portion 23 that screws togather in the upper end of suspender main body 20 and locking nut 24.Form upside external screw thread 21 at an end of suspender main body 20, form the diameter downside external screw thread 22 littler, ring portion 23 and upside external screw thread 21 are screwed togather by locking nut 24 than upside external screw thread 21 at the other end.
On the other hand, in pneumatic spring A, on the tube edge 1e of portion, form the female thread 16 that can screw togather with upside external screw thread 21, on bottom wall portion 4c, form the female thread 17 that can screw togather with downside external screw thread 22, at supporting base 1a with the through hole 18 that formation can make suspender main body 20 pass through on the end 1b of tube portion arranged, and on upper wall 5a, form the through hole 19 that suspender main body 20 is passed through, thereby form the through hole 18,18,19 that suspender main body 20 is passed through.Female thread 17 mainly forms on the centre of bottom wall portion 4c is protruded the ridge 4e of setting integratedly.
That is, in upper support portion 1 and lower support portion 2, be respectively arranged with female thread 16 and female thread 17 with common each other axle center P (vertical axis).Female thread 17 is configured to suspend the downside external screw thread 22 that the lower end of roughly bar-shaped suspender B of being of usefulness (with reference to Fig. 2,3) forms in midair with pneumatic spring and screws togather, and, female thread 16 be configured to can with suspender B in spaced apart with downside external screw thread 22 up and upside external screw thread 21 that form screws togather.And the external diameter of the part except upside external screw thread 21 in the suspender main body is set at and compares smallerly with the minimum diameter of female thread 16, and thus, the female thread 16 of upper support portion 1 is set at the state that downside external screw thread 22 is passed through.
The suspender installation method that suspender B releasably is installed in the vehicle air spring on the pneumatic spring A in order to sling pneumatic spring A is described.Lift suspender B shown in Figure 3, move downwards after the axle center P that is located at pneumatic spring A goes up, carry out downside external screw thread 22 is inserted insertion operation in the female thread 16 of upper support portions 1.Like this, the part except upside external screw thread 21 in the suspender main body 20 is by female thread 16, through hole up and down 18,18, through hole 19 and center hole 11, the screw-in operation that makes suspender B rotation and screw in screws togather with female thread 17 with the downside external screw thread 22 that is used for inserting through female thread 16.Screw in operation by this, new last screwing part na that produces by screwing togather between upside external screw thread 21 and the female thread 16 and the following screwing part nb that produces by screwing togather between downside external screw thread 22 and the female thread 17 of forming.
If beginning downside external screw thread 22 screws togather with female thread 17, then also begin screwing togather of upside external screw thread 21 and female thread 16 at once.At this moment, because the flight pitch of last screwing part na is bigger than the flight pitch of following screwing part nb, so, rise mobile with respect to lower support portion 2 dropping under the no gaseity by the upper support portion 1 till slide plate 6 and slide plate 12 butts.If following screwing part nb screws togather with established amount, become form between by slide plate 6 and slide plate 12 regulation between the upper and lower every installment state, then stop the rotary manipulation of suspender B, as shown in Figure 2, utilize to screw togather and finish the assembling (screw togather installation) of suspender B to pneumatic spring A.If suspender B is set, then separated up and down with slide plate 12 by slide plate 6, even produce vibration or teeter in moving or in the carrying, above-mentioned both 6,12 friction situation each other can not take place yet.
Moving shown in Figure 2ly when being provided with the pneumatic spring A of suspender B, after the hook of crane (omitting diagram) is hooked on the ring portion 23, described hook is being risen and the pneumatic spring A that slings, the pneumatic spring A of this suspended state is being moved to assigned position.The purpose that is transported at mobile means such as utilizing truck or railway freight-car is located in, and suspender B when pneumatic spring A unloads, as long as suspender B is removed screwing togather up and down to lax direction rotation, is only made suspender B rise to move to get final product then.
As noted above, according to vehicle air spring shown in the embodiment 1 and suspender installation method thereof, obtain following action effect.
1. because upper and lower settings screwing part na, nb, even so be no gaseity at pneumatic spring A, by suspender B being installed to the operation of pneumatic spring A, also can automatically making upper support portion 1 and lower support portion 2, promptly be vacated up and down gap between slide plate 6 and the slide plate 12.And,,, it can be out of shape or on the skew move with the stable support state so the weight of pneumatic spring is disperseed to support because the weight of pneumatic spring A becomes on 2 positions from 1 position in prior art and supported by suspender B.
2. owing to compare with following screwing part nb, the flight pitch of last screwing part na is bigger, so only rotate to fastening direction by the suspender B that will be used to be installed on the pneumatic spring A, upper support portion 1 is risen with respect to lower support portion 2 move.Thus, only by suspender B is rotated operation, just can carry out simultaneously with suspender be installed between the action of pneumatic spring A and upper support portion 1 and the lower support portion 2 separate and keep action the two, even have do not have the pneumatic spring of gaseity A also can be simply and carry out this advantage of installation of suspender B easily.
Since the through hole 19 that is set at pressing cover 5 and suspender main body 20 closely chimeric (be not be pressed into but the gap minimum move about chimeric), so, can make the aligned in position of the axle center P of upper support portion 1 and lower support portion 2 by suspender B is provided with (installation) to pneumatic spring A.If utilize this phenomenon, in the time of then on diaphragm 3 being assembled in up and down supporting portion 1,2, because can use the suspender B state that upper support portion 1 and lower support portion 2 is consistent in axle center (core) each other temporarily fixes down, so can obtain following advantage, promptly, carry out upper and lower sides edge part 3a, 3b embedding installation exercise separately easily, improve assembling operation efficient.
4. descend screwing part nb to be formed on the bottom wall portion 4c, when suspention pneumatic spring A, become the state of mentioning from as the bottom of the lower support portion 2 of stopper, pressing pressure ring 8 can be to dogbolt 13 working tension.In prior art (the pneumatic spring A shown in Fig. 4,5), because pressing cover 5 and suspender main body 20 screw togather, so when slinging pneumatic spring, the almost total weight of lower support portion 2 is born by a plurality of bolts 13, the axle direction power outside effect anticipation on the bolt 13.Thus, in the prior art, bolt 13 need form the firm bolt with the suspention of bearing intensity when mobile, but in embodiment 1 pneumatic spring A, have following advantage, that is, get final product so long as have the bolt of the precompressed intensity (original intensity) that can bear spring section a.
5. according to above-mentioned advantage 1 to 4, can successfully carry out the suspention of pneumatic spring A moves and carries, can not have problems, also there is following advantage, that is, can realize the simplification and the consequent high efficiency of the operation that productions such as the assembling relevant with pneumatic spring A, inspection, packing are related.
(other embodiments)
Though omit diagram, also can be following pneumatic spring, its bolt 13 that will be used to install pressing cover 5 forms firm parts, and the female thread 17 that screws togather with downside external screw thread 22 is formed on the pressing cover 5.In the case, suspender B has following advantage: can form the small-sized suspender of comparing shorten length with suspender shown in Figure 3.
Claims (6)
1. vehicle air spring, it is by being provided with the diaphragm of elastic material system across the upper support portion of vehicle body side and the mode of lower support portion that is configured in the chassis side of upper support subordinate side and constituting,
This vehicle air spring is characterised in that,
In described upper support portion and described lower support portion, the female thread that has common vertical axis each other is set respectively, the female thread of described lower support portion be configured to can with being of pneumatic spring suspention usefulness roughly bar-shaped suspender the downside external screw thread that forms of lower end screw togather, and, the female thread of described upper support portion be configured to can with described suspender in spaced apart with described downside external screw thread up and upside external screw thread that form screws togather, and the female thread of described upper support portion is set to the state that can allow described downside external screw thread pass through.
2. vehicle air spring according to claim 1 is characterized in that,
Described lower support portion is configured to elastic stopper, and this elastic stopper has: lower bracket, and its mounting also supports the lower edge portion of described diaphragm, and, be supported on described chassis side; Spring section, its by mounting on described lower bracket; And pressing cover, it ends making under the precompressed state of described spring section with described lower bracket card, and can mounting and support described upper support portion, the female thread of described lower support portion is formed on the described lower bracket, and, be formed with through hole on described pressing cover and described spring section, this through hole is used to allow that the downside external screw thread of suspender and described female thread screw togather.
3. vehicle air spring according to claim 2 is characterized in that,
The through hole of described pressing cover constitutes tight inserted structure with the described suspender that is positioned at this through hole inboard.
4. according to any described vehicle air spring in the claim 1 to 3, it is characterized in that,
On the upper surface of the lower surface of described upper support portion and described lower support portion, dispose slide plate respectively and by slide plate, described slide plate and described when being formed on described diaphragm and becoming no gaseity by the structure of slide plate butt.
5. the suspender installation method of a vehicle air spring, it releasably is installed in roughly bar-shaped suspender on the vehicle air spring, described vehicle air spring is sling being used for, wherein, this vehicle air spring is by across the upper support portion of vehicle body side and the mode of lower support portion that is configured in the chassis side of this upper support subordinate side the diaphragm of elastic material system being set and constituting
The suspender installation method of this vehicle air spring is characterised in that,
In described upper support portion and described lower support portion, form the female thread that has common vertical axis each other respectively, and, form the downside external screw thread in the underpart of described suspender, form the upside external screw thread at the intermediate portion of above-below direction,
Make the female thread that passes described upper support portion and the female thread of the described downside external screw thread that is inserted into and described lower support portion screws togather, and the female thread of described upside external screw thread and described upper support portion is screwed togather, thus, suspender is installed on the described vehicle air spring.
6. the suspender installation method of vehicle air spring according to claim 5 is characterized in that,
As described vehicle air spring, have the described lower support portion of the elastic stopper of being configured to, this elastic stopper has: lower bracket, its mounting also supports the lower edge portion of described diaphragm, and, be supported on described chassis side; Spring section, its by mounting on described lower bracket; And pressing cover, it ends making under the precompressed state of described spring section with described lower bracket card, and can mounting and support described upper support portion,
And, the female thread of described lower support portion is formed on the described lower bracket, and be used to allow the downside external screw thread of suspender and the through hole that described female thread screws togather, be formed on described pressing cover and the described spring section, make the female thread that passes described upper support portion and described each through hole and the female thread of the described downside external screw thread that is inserted into and described lower support portion screws togather.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009168019A JP5145298B2 (en) | 2009-07-16 | 2009-07-16 | Vehicular air spring and its mounting method |
| JP2009-168019 | 2009-07-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101956779A true CN101956779A (en) | 2011-01-26 |
| CN101956779B CN101956779B (en) | 2013-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102254184A Expired - Fee Related CN101956779B (en) | 2009-07-16 | 2010-07-12 | Air spring for vehicle and hanger mounting method thereof |
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| JP (1) | JP5145298B2 (en) |
| CN (1) | CN101956779B (en) |
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| CN115217880A (en) * | 2022-07-18 | 2022-10-21 | 郑州天源橡胶有限公司 | Combined rubber joint for improving transverse stability of air spring |
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| DE20018194U1 (en) * | 2000-10-25 | 2002-02-28 | Alstom Lhb Gmbh | Support of rail vehicles using air suspension systems |
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| CN104912989B (en) * | 2011-02-25 | 2017-04-05 | 株式会社普利司通 | Air spring assembly |
| CN103075456A (en) * | 2012-04-10 | 2013-05-01 | 住友电气工业株式会社 | Air spring |
| CN103075456B (en) * | 2012-04-10 | 2014-12-24 | 住友电气工业株式会社 | Air spring |
| CN103129575A (en) * | 2012-05-21 | 2013-06-05 | 住友电气工业株式会社 | Air spring for moving body and moving body vehicle using air spring |
| CN103129575B (en) * | 2012-05-21 | 2015-08-12 | 住友电气工业株式会社 | Moving body air bellow and use the moving body vehicle of this air bellow |
| CN105008755A (en) * | 2013-02-22 | 2015-10-28 | 东洋橡胶工业株式会社 | Air spring |
| CN105202103A (en) * | 2015-11-04 | 2015-12-30 | 株洲时代新材料科技股份有限公司 | Air spring for railway passenger vehicle and production method of air spring |
| CN108367759A (en) * | 2015-12-25 | 2018-08-03 | 川崎重工业株式会社 | Railcar bogie |
| US10899372B2 (en) | 2015-12-25 | 2021-01-26 | Kawasaki Jukogyo Kabushiki Kaisha | Railcar bogie |
| CN108302154A (en) * | 2017-12-25 | 2018-07-20 | 株洲时代新材料科技股份有限公司 | Combined air spring assembly |
| CN108361312A (en) * | 2017-12-25 | 2018-08-03 | 株洲时代新材料科技股份有限公司 | Combined air spring system |
| CN108361312B (en) * | 2017-12-25 | 2020-06-12 | 株洲时代新材料科技股份有限公司 | Combined air spring system |
| CN108302154B (en) * | 2017-12-25 | 2020-10-02 | 株洲时代新材料科技股份有限公司 | Combined air spring assembly |
| CN112555321A (en) * | 2020-12-04 | 2021-03-26 | 中车南京浦镇车辆有限公司 | Air spring with lifting function, trailer bogie and rubber wheel train |
| CN112550454A (en) * | 2020-12-04 | 2021-03-26 | 中车南京浦镇车辆有限公司 | Bogie and rubber tire train |
| CN116254726A (en) * | 2023-05-13 | 2023-06-13 | 石家庄铁道大学 | Rail transit floating slab system utilizing air vibration isolation |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2011020585A (en) | 2011-02-03 |
| CN101956779B (en) | 2013-11-27 |
| JP5145298B2 (en) | 2013-02-13 |
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