CN201747838U - Rubber spring of secondary suspension - Google Patents
Rubber spring of secondary suspension Download PDFInfo
- Publication number
- CN201747838U CN201747838U CN2010202664786U CN201020266478U CN201747838U CN 201747838 U CN201747838 U CN 201747838U CN 2010202664786 U CN2010202664786 U CN 2010202664786U CN 201020266478 U CN201020266478 U CN 201020266478U CN 201747838 U CN201747838 U CN 201747838U
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- spring
- metal
- rubber
- metal stopper
- stopper
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- 239000000725 suspension Substances 0.000 title claims abstract description 19
- 239000002184 metal Substances 0.000 claims abstract description 114
- 238000006073 displacement reaction Methods 0.000 claims abstract description 12
- 238000004073 vulcanization Methods 0.000 claims description 25
- 150000003568 thioethers Chemical class 0.000 claims 1
- 238000013040 rubber vulcanization Methods 0.000 abstract 9
- 241000282472 Canis lupus familiaris Species 0.000 abstract 8
- 238000003466 welding Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 5
- 238000013016 damping Methods 0.000 description 4
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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Abstract
The utility model relates to a rubber spring of secondary suspension, which is formed by assembling an upper metal stop dog, a lower metal stop dog and a sandglass-type rubber vulcanization body, wherein the rubber vulcanization body is formed by bonding an upper end plate, a lower end plate, an intermediate support metal assembly and the rubber vulcanization body; the rubber vulcanization body is a sandglass-type structure the mid diameter of which is small and the diameters of both ends of which are big, and both ends of the rubber vulcanization body are in horn shapes; the upper end plate and the lower end plate are arranged in both ends of the rubber vulcanization body; the upper end plate and the lower end plate are annular and are accommodated in the rubber vulcanization body; the intermediate support metal assembly is formed by welding a cylindrical metal tube and an annular metal plate and is vulcanized together with the rubber vulcanization body; the intermediate support metal assembly is located in the middle of the spring; both ends of the rubber vulcanization body are provided with the upper metal stop dog and the lower metal stop dog; and the upper metal stop dog and the lower metal stop dog have the same structure and are symmetrically arranged top and bottom. The vertical and lateral rigidity of the spring is improved through the sandglass-type structure and the metal stop dogs; the stop dogs take the limit action on the spring in the vertical direction and does not interfere the lateral displacement of the spring.
Description
Technical field
What the utility model related to that a kind of urban rail car uses two is damping means, is a kind of being installed between the bogie of car and the car body specifically, the vertical bearing body that plays a part, the horizontal and vertical secondary spring that horizontal and longitudinal direction rigidity and distortion are provided for vehicle.
Background technique
Rail vehicle orbits, and can be accompanied by various vibrations and impact.In order to reduce harmful vibration and impulsive load, must be provided with the device that relaxes vibration and impact on the vehicle, just spring damper.Spring damper on the vehicle mainly acts on by it, can be divided three classes: a class is that main rising relaxed the vibration spring suspension device, is rubber side bearing, pneumatic spring etc. as axle box helical spring, two; Two classes are vibration damping equipments of attenuation vibration, as vertical damper, lateral damper etc.; Three classes are transmitted loads, and the vibration damping equipment of elasticity location is as axle box elastic positioning device, traction gear etc.Existing secondary suspension spring is exactly wherein a kind of vibration damping equipment, now is mainly the rubber spring of rubber-metal structure, and the rubber spring of secondary suspension has following characteristics:
1, on vertical, almost 10 times of natural bows that can provide to laminated rubber heap side bearing spring are provided, and working depth own, promptly required setting height(from bottom) is but still close with rubber metal pad;
2, the lateral deformation of maximum 40mm～80mm can be provided in horizontal cross;
3, in horizontal plane, have the rotating disk of being equivalent to function, allow bogie with respect to the sizable angle of car body deflection, make vehicle smoothly by sharp radius curve, and the deflection resistance square all can be accepted with the ratio of wheel-base bogie and the heavy product of axle.
But the rubber spring of existing secondary suspension can not accomplish fully that still vertical load changes with the variation of amount of deflection, though the rubber spring that becomes rigidity is arranged now, the stiffness variation of existing change rigidity rubber spring is still the approximately linear variation, the nonlinear change of this and vehicle remains in a certain distance, so that the effectiveness in vibration suppression, the especially rail vehicle that influence spring can cause the undue decline of vertical dynamic performance because of natural bow is too small under unloaded state.Therefore necessary this is improved.
The model utility content
The purpose of this utility model is at the existing deficiency of existing secondary suspension rubber spring effectiveness in vibration suppression, it is not linear with the Changing Pattern of amount of deflection that a kind of secondary spring vertical load of can realizing is provided, but change quickening along with the increase of amount of deflection, help reducing the subway car in the not variation of floor level simultaneously of bearing capacity, under unloaded state, cause the secondary suspension rubber spring of the undue decline of vertical dynamic performance because of natural bow is too small to prevent rail vehicle.
Technic relization scheme of the present utility model is: a kind of secondary suspension rubber spring, metal stopper, following metal stopper and vulcanization of rubber body assemble in the employing.Wherein vulcanization of rubber body is formed by up and down two end plates, intermediate support metal assembly and vulcanization of rubber bonding: vulcanization of rubber shape becomes mid diameter little, the hourglass formula structure that the two ends diameter is big, two ends become horn shape, can design different rubber layer thickness sizes, to guarantee the performance of product; Be provided with upper head plate and lower end sheet in the two ends of vulcanization of rubber body, upper head plate and lower end sheet are annular, and are contained within fully in the vulcanization of rubber body, and the internal diameter of annular and outside dimension are determined according to the thickness size of rubber layer; The intermediate support metal assembly adopts cylinder type metal tube and annular metal sheet to be welded, and sulfide with vulcanization of rubber body, the intermediate support metal assembly is positioned at the intermediate portion of spring, play the effect of strengthening to spring, the internal diameter size of cylinder type metal tube will work to the lateral displacement of spring.Be provided with metal stopper and following metal stopper in the two ends of vulcanization of rubber body, last metal stopper and following metal stopper are same structure, symmetric arrangement up and down; Last metal stopper and following metal stopper are divided into three layers, metal stopper first layer diameter maximum, and after whole spring assembling is finished, the first layer of metal stopper will be connected with vehicle or bogie; The metal stopper second layer and the identical shape of rubber horn shape endoporus, guaranteeing simultaneously has suitable gap between metal stopper and the rubber, the width in this gap plays the effect of decision to the rigidity property of adjusting spring, its height dimension design principle is, when spring produced vertical maximum distortion, metal stopper can not contact with the end face of cylinder type metal tube; Metal stopper is a cylinder type metal for the 3rd layer, its diameter must guarantee with the inner arm of cylinder type metal tube suitable gap is arranged, the lateral displacement of spring is just in time satisfied in this gap, and promptly when spring produced the maximum transversal displacement, metal stopper can not interfere with spring; The length of cylinder type metal must guarantee metal stopper contact up and down when spring produces maximum vertical distortion, and spring is played position-limiting action.Last metal stopper is connected with bogie frame with car body respectively with following metal stopper.Spring produces distortion behind stand under load, for vehicle provides rigidity and position-limiting action.Mainly contain following some:
1. adjust arc size A and B, can adjust the area of contact of metal stopper arc shaped surface rubber and metal stopper behind spatial joint clearance between the rubber arc shaped surface and spring stand under load, thus the vertical and lateral stiffness performance of adjustment spring;
2. adjust size C, can adjust the spatial altitude between the metal stopper up and down, thereby adjust spring stand under load distortion back height dimension, play to the spacing effect of spring, adjust this size simultaneously, can obtain different spacing height, satisfy the needs of different automobile types for vehicle;
3. adjustment dimension D, the distance between dimension D and the E will satisfy the lateral deformation of spring, and therefore adjusting dimension D can satisfy the different lateral displacement of spring;
4. this structure can realize the size of product vertical stiffness performance and lateral displacement amount according to the adjustment of top parameter, can adjust the spacing distance of vertical backstop simultaneously, for different automobile types provides different performance parameters.
The utility model is designed to spring the form structure of hourglass formula, the upper and lower end face diameter is greater than the intermediate portion diameter, the product two ends become broadening formation, upper and lower end face diameter and bell-mouthed shape can be adjusted the rubber layer thickness and the rigidity property of product, design 2 metallic hard backstops up and down at spring, by increase the metal stopper of appropriate size in the upper and lower end face of hourglass formula spring, improve the vertical and lateral stiffness of spring, metal stopper plays position-limiting action vertical to spring simultaneously, and the lateral displacement to spring does not interfere again.
Accompanying drawing and explanation:
Fig. 1 is a structural representation of the present utility model.
Among the figure: the last metal stopper of 1-; The 2-upper head plate; 3-vulcanization of rubber body; 4-intermediate support metal assembly; The 5-lower end sheet; Metal stopper under the 6-; 7-cylinder type metal tube; The 8-annular metal sheet; 9-metal stopper first layer; The 10-metal stopper second layer; The 3rd layer of 11-metal stopper; The 12-gap.
Embodiment:
Accompanying drawing has provided a specific embodiment of the present utility model, below will the utility model will be further described by drawings and Examples.
Fig. 1 has provided a specific embodiment of the present utility model, and by accompanying drawing as can be seen, the utility model is a kind of secondary suspension rubber spring, and metal stopper 1, following metal stopper 6 assemble with vulcanization of rubber body 3 in the employing.Wherein vulcanization of rubber body 3 is formed by up and down two end plates, intermediate support metal assembly and vulcanization of rubber bonding: vulcanization of rubber body 3 shapes become mid diameter little, the hourglass formula structure that the two ends diameter is big, two ends become horn shape, can design different rubber layer thickness sizes, to guarantee the performance of product; Be provided with upper head plate 2 and lower end sheet 5 in the two ends of vulcanization of rubber body 3, upper head plate 2 and lower end sheet 5 are annular, and are contained within fully in the vulcanization of rubber body, and the internal diameter of annular and outside dimension are determined according to the thickness size of rubber layer; Intermediate support metal assembly 4 adopts cylinder type metal tube 7 and annular metal sheet 8 to be welded, and sulfide with vulcanization of rubber body 3, intermediate support metal assembly 4 is positioned at the intermediate portion of spring, play the effect of strengthening to spring, the internal diameter size of cylinder type metal tube 7 will work to the lateral displacement of spring.Be provided with metal stopper 1 and following metal stopper 6 in the two ends of vulcanization of rubber body 3, last metal stopper 1 and following metal stopper 6 are same structure, symmetric arrangement up and down; Last metal stopper 1 and following metal stopper 6 are divided into three layers, metal stopper first layer 9 diameter maximums, and after whole spring assembling is finished, the first layer of metal stopper will be connected with vehicle or bogie; The metal stopper second layer 10 and the identical shape of rubber horn shape endoporus, guarantee between metal stopper and the rubber gapped 12 simultaneously, the width in this gap 12 plays the effect of decision to the rigidity property of adjusting spring, and the scope in gap is determined according to the requirement of product, generally at 2-8mm; Its height dimension design principle is that when spring produced vertical maximum distortion, metal stopper can not contact with the end face of cylinder type metal tube; Metal stopper is a cylinder type metal for the 3rd layer 11, its diameter must guarantee with the inner arm of cylinder type metal tube suitable gap is arranged, the lateral displacement of spring is just in time satisfied in this gap, and promptly when spring produced the maximum transversal displacement, metal stopper can not interfere with spring; The length of cylinder type metal must guarantee metal stopper contact up and down when spring produces maximum vertical distortion, and spring is played position-limiting action.Last metal stopper is connected with bogie frame with car body respectively with following metal stopper.
Claims (8)
1. secondary suspension rubber spring is characterized in that: metal stopper in the employing, metal stopper and vulcanization of rubber body assemble down; Wherein vulcanization of rubber body is formed by up and down two end plates, intermediate support metal assembly and vulcanization of rubber bonding: vulcanization of rubber shape becomes mid diameter little, the hourglass formula structure that the two ends diameter is big, and two ends become horn shape; In the two ends of vulcanization of rubber body, be provided with upper head plate and lower end sheet; The intermediate support metal assembly adopts cylinder type metal tube and annular metal sheet to be welded, and sulfides with vulcanization of rubber body, and the intermediate support metal assembly is positioned at the intermediate portion of spring; Be provided with metal stopper and following metal stopper in the two ends of vulcanization of rubber body, last metal stopper and following metal stopper are same structure, symmetric arrangement up and down.
2. secondary suspension rubber spring as claimed in claim 1 is characterized in that: goes up metal stopper and following metal stopper and is divided into three layers, and metal stopper first layer diameter maximum, after whole spring assembling was finished, the first layer of metal stopper was connected with vehicle or bogie; The metal stopper second layer and the identical shape of rubber horn shape endoporus guarantee between metal stopper and the rubber gapped simultaneously; Metal stopper is a cylinder type metal for the 3rd layer.
3. secondary suspension rubber spring as claimed in claim 1 or 2 is characterized in that: the height dimension of metal stopper is when spring produces vertical maximum distortion, and metal stopper can not contact with the end face of cylinder type metal tube.
4. secondary suspension rubber spring as claimed in claim 1 or 2, it is characterized in that: the diameter that metal stopper is the 3rd layer must guarantee with the inner arm of cylinder type metal tube suitable gap is arranged, the lateral displacement of spring is just in time satisfied in this gap, promptly when spring produced the maximum transversal displacement, metal stopper can not interfere with spring; The length of cylinder type metal must guarantee metal stopper contact up and down when spring produces maximum vertical distortion, and spring is played position-limiting action.
5. secondary suspension rubber spring as claimed in claim 1 or 2 is characterized in that: go up metal stopper and be connected with bogie frame with car body respectively with following metal stopper.
6. secondary suspension rubber spring as claimed in claim 1 or 2 is characterized in that: upper head plate and lower end sheet are annular, and are contained within fully in the vulcanization of rubber body.
7. secondary suspension rubber spring as claimed in claim 6 is characterized in that: the internal diameter of upper head plate and lower end sheet annular and outside dimension are determined according to the thickness size of rubber layer; Guarantee between metal stopper and the rubber gapped simultaneously.
8. secondary suspension rubber spring as claimed in claim 7 is characterized in that: the gap between metal stopper and the rubber is 2-8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202664786U CN201747838U (en) | 2010-07-22 | 2010-07-22 | Rubber spring of secondary suspension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202664786U CN201747838U (en) | 2010-07-22 | 2010-07-22 | Rubber spring of secondary suspension |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201747838U true CN201747838U (en) | 2011-02-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202664786U Expired - Lifetime CN201747838U (en) | 2010-07-22 | 2010-07-22 | Rubber spring of secondary suspension |
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| CN (1) | CN201747838U (en) |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102213284A (en) * | 2011-03-15 | 2011-10-12 | 株洲时代新材料科技股份有限公司 | Rail transportation second-system damping method and rubber hourglass overlapping spring |
| CN102514458A (en) * | 2011-12-23 | 2012-06-27 | 上汽通用五菱汽车股份有限公司 | Support rod mechanism, suspension control arm and automobile |
| CN103453061A (en) * | 2012-05-30 | 2013-12-18 | 庞巴迪运输有限公司 | Spring device for a rail vehicle |
| CN103523038A (en) * | 2013-10-24 | 2014-01-22 | 株洲时代新材料科技股份有限公司 | Emergency spring for locomotive secondary suspension |
| CN103867637A (en) * | 2014-03-10 | 2014-06-18 | 苏州捷德瑞精密机械有限公司 | Vibration-reducing base |
| CN107830105A (en) * | 2017-10-27 | 2018-03-23 | 株洲时代新材料科技股份有限公司 | A kind of prepressing type air spring assembly |
| CN108639087A (en) * | 2018-06-13 | 2018-10-12 | 株洲时代新材料科技股份有限公司 | A kind of locomotive rubber metal pad Varying-thickness improves anti-fatigue performance method and locomotive rubber metal pad |
| CN108757796A (en) * | 2018-06-13 | 2018-11-06 | 株洲时代新材料科技股份有限公司 | A kind of method and locomotive rubber metal pad improving locomotive rubber metal pad anti-fatigue performance |
| CN108749847A (en) * | 2018-06-13 | 2018-11-06 | 株洲时代新材料科技股份有限公司 | A kind of locomotive rubber metal pad variable diameters improve anti-fatigue performance method and locomotive rubber metal pad |
| CN109436000A (en) * | 2018-11-28 | 2019-03-08 | 特瑞堡模塑件（无锡）有限公司 | A kind of compound hourglass spring structure |
| CN110375026A (en) * | 2019-07-18 | 2019-10-25 | 株洲时代新材料科技股份有限公司 | A kind of variation rigidity hourglass spring and rigidity-changing method |
| CN110529536A (en) * | 2019-08-16 | 2019-12-03 | 安徽神剑科技股份有限公司 | A kind of rubber spring installing lateral stiffness limiter additional |
| CN111173874A (en) * | 2020-02-17 | 2020-05-19 | 株洲时代新材料科技股份有限公司 | Method for adjusting variable stiffness of hourglass spring through hard stop and hourglass spring |
| CN115782946A (en) * | 2023-01-04 | 2023-03-14 | 株洲时代新材料科技股份有限公司 | An hourglass spring for secondary shock absorption |
-
2010
- 2010-07-22 CN CN2010202664786U patent/CN201747838U/en not_active Expired - Lifetime
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102213284A (en) * | 2011-03-15 | 2011-10-12 | 株洲时代新材料科技股份有限公司 | Rail transportation second-system damping method and rubber hourglass overlapping spring |
| CN102213284B (en) * | 2011-03-15 | 2013-07-17 | 株洲时代新材料科技股份有限公司 | Rail transportation second-system damping method and rubber hourglass overlapping spring |
| CN102514458A (en) * | 2011-12-23 | 2012-06-27 | 上汽通用五菱汽车股份有限公司 | Support rod mechanism, suspension control arm and automobile |
| CN102514458B (en) * | 2011-12-23 | 2015-06-17 | 上汽通用五菱汽车股份有限公司 | Support rod mechanism, suspension control arm and automobile |
| CN103453061A (en) * | 2012-05-30 | 2013-12-18 | 庞巴迪运输有限公司 | Spring device for a rail vehicle |
| CN103523038A (en) * | 2013-10-24 | 2014-01-22 | 株洲时代新材料科技股份有限公司 | Emergency spring for locomotive secondary suspension |
| CN103867637A (en) * | 2014-03-10 | 2014-06-18 | 苏州捷德瑞精密机械有限公司 | Vibration-reducing base |
| CN107830105A (en) * | 2017-10-27 | 2018-03-23 | 株洲时代新材料科技股份有限公司 | A kind of prepressing type air spring assembly |
| CN108639087A (en) * | 2018-06-13 | 2018-10-12 | 株洲时代新材料科技股份有限公司 | A kind of locomotive rubber metal pad Varying-thickness improves anti-fatigue performance method and locomotive rubber metal pad |
| CN108757796A (en) * | 2018-06-13 | 2018-11-06 | 株洲时代新材料科技股份有限公司 | A kind of method and locomotive rubber metal pad improving locomotive rubber metal pad anti-fatigue performance |
| CN108749847A (en) * | 2018-06-13 | 2018-11-06 | 株洲时代新材料科技股份有限公司 | A kind of locomotive rubber metal pad variable diameters improve anti-fatigue performance method and locomotive rubber metal pad |
| CN109436000A (en) * | 2018-11-28 | 2019-03-08 | 特瑞堡模塑件（无锡）有限公司 | A kind of compound hourglass spring structure |
| CN110375026A (en) * | 2019-07-18 | 2019-10-25 | 株洲时代新材料科技股份有限公司 | A kind of variation rigidity hourglass spring and rigidity-changing method |
| CN110529536A (en) * | 2019-08-16 | 2019-12-03 | 安徽神剑科技股份有限公司 | A kind of rubber spring installing lateral stiffness limiter additional |
| CN111173874A (en) * | 2020-02-17 | 2020-05-19 | 株洲时代新材料科技股份有限公司 | Method for adjusting variable stiffness of hourglass spring through hard stop and hourglass spring |
| CN111173874B (en) * | 2020-02-17 | 2021-12-17 | 株洲时代瑞唯减振装备有限公司 | Method for adjusting variable stiffness of hourglass spring through hard stop and hourglass spring |
| CN115782946A (en) * | 2023-01-04 | 2023-03-14 | 株洲时代新材料科技股份有限公司 | An hourglass spring for secondary shock absorption |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110216 |
|
| CX01 | Expiry of patent term |