CN109927749A - A kind of split type buffer component on coupler draft gear - Google Patents
A kind of split type buffer component on coupler draft gear Download PDFInfo
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- CN109927749A CN109927749A CN201711354965.0A CN201711354965A CN109927749A CN 109927749 A CN109927749 A CN 109927749A CN 201711354965 A CN201711354965 A CN 201711354965A CN 109927749 A CN109927749 A CN 109927749A
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- China
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- elastomer
- draft gear
- metp
- coupler draft
- split type
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Abstract
The split type buffer component that the invention discloses a kind of on coupler draft gear, inner core including middle part and the buffer structure around inner core setting, the section of the inner core is circular ring structure, the buffer structure is made of the metal partion (metp) of several semicircular structures and the elastomer cross arrangement of several semicircular structures, and the section of the buffer structure is annular in shape.The present invention is on the basis of guaranteeing certain compression travel, maximum force, buffer capacity and S. E. A., not only have structure simple, it is convenient for installation and maintenance, installation maintenance efficiency is higher, also have the characteristics that length is shorter, lighter weight, develop conducive to entire coupler draft gear to light-weighted direction, while it can also effectively reduce wheel to cross force, avoid accidents, the safeties of operation such as generation freight car deraicment, rollover higher.
Description
Technical field
The present invention relates to a kind of buffer gear, in particular to a kind of split type buffer component on coupler draft gear.
Background technique
Coupler draft gear is one of the important device on rail vehicle, main function be by headstock and compartment or compartment with
Compartment links together, for mitigate train in operation due to the variation of tractive force or in starting, brake and when the company of shunting hangs
Vehicle mutually collide caused by impact of collision and vibration, vehicle turning hour wheel to cross force, to mitigate the broken of body construction
Bad effect, improves the stationarity and comfort level of train operation.One group of N part buffer element of existing coupler draft gear point, is responsible for vehicle
Compressed when compressed and vehicle deceleration when starting, not only structure is complicated for this kind of coupler draft gear, and structure is too long, overweight, dimension
Repair replacement trouble, expend the time it is longer, cause installation maintenance efficiency relatively low.
In addition, for the work more than the turns sweep very littles (about R50m) such as current harbour lorry track and bend
Place, existing coupler and draft gear structure is too long, overweight and existing hitch buffer element structure is not able to satisfy curve half
The driving requirements of diameter very little are easy to produce biggish wheel to cross force, cause freight car deraicment, rollover event.
Summary of the invention
The technical problem to be solved by the present invention is to overcome the deficiencies in the prior art, a kind of coupler draft gear is provided with split type
Buffer component, it not only has on the basis of guaranteeing certain compression travel, maximum force, buffer capacity and S. E. A.
Have that structure is simple, convenient for installation and maintenance, installation maintenance efficiency is higher, also has the characteristics that length is shorter, lighter weight, is conducive to whole
A coupler draft gear develops to light-weighted direction, while it can also effectively reduce wheel to cross force, avoid occurring freight car deraicment,
Accidents, the safeties of operation such as rollover are higher.
In order to solve the above technical problems, technical solution proposed by the present invention are as follows: a kind of fission on coupler draft gear
The section of formula buffer component, the inner core including middle part and the buffer structure around inner core setting, the inner core is circular ring structure, institute
Buffer structure is stated to be made of the metal partion (metp) of several semicircular structures and the elastomer cross arrangement of several semicircular structures,
The section of the buffer structure is annular in shape.
The further technical solution of the present invention are as follows: the thickness of the elastomer is not less than twice of metal partion (metp) thickness, this
Sample can satisfy the requirement of compression travel.
Further, the elastomer is rubber structure, and the rubber bodies in rubber structure pass through vulcanization bonding mode and gold
Belong to partition to be fixedly connected.
Further, seperated connection is carried out using horizontal stack type between the metal partion (metp) and elastomer, it is described outermost
The metal-coating for fastening is equipped with outside the metal partion (metp) of layer.
Further, the quantity of the metal partion (metp) and elastomer is no less than one, guarantees that the thickness of buffer element is full
Sufficient buffer requirements can reach the requirement of buffer capacity and maximum force as far as possible in this way, be unlikely to when impact force is larger
When make buffer full compression and lead to rigid shock.
Further, the both ends of the elastomer are equipped with arc groove A, and the width of the arc groove A is equal to the bullet
The thickness of property body.
Further, the arc groove A is on the same straight line.
Further, the metal partion (metp) of the semicircular structure is mutually butted to form several different size of concentric circles gold
Belong to partition；The elastomer of the semicircular structure is mutually butted to form several different size of concentric circles elastomers；It is different big
Small concentric circles metal partion (metp) and different size of concentric circles elastomer are alternatively arranged composition according to ascending arrangement mode
The annular structure.
Further, the upper and lower surface of the elastomer is equipped with arc groove B.
Compared with the prior art, the advantages of the present invention are as follows:
1, the present invention uses symmetrically arranged buffer structure, it is ensured that when lorry low speed passes through bend, can effectively reduce wheel
To cross force, generation lorry is avoided to overstep the limit, lorry rollover event；
2, present invention employs the building forms of several metal partion (metp)s and several elastomer cross arrangements, it is ensured that
Under the premise of meeting buffer requirements, can effectively shorten buffer element length and mitigate its weight, single coupler draft gear is in bullet
Property body by full compression state when length be not more than 880mm (from coupler head end face to bicycle beam mounting surface), be particularly suited for port
Road conditions more than the turns sweep very littles (about R50m) such as mouth lorry track and bend, can preferably realize tractive force between compartment
Size and Orientation when vehicle crosses bend will not sudden change it is very big so that wheel increases cross force or excessive suddenly, really
Lorry is avoided to overstep the limit, lorry rollover event；
3, the achievable vehicle of the present invention has lesser turning radius, and in lesser turning radius, buffer element
Buffering effect will not reduce；
4, present invention employs ring structures, not only have preferable buffering effect when vehicle acceleration or deceleration is kept straight on,
Also accelerate turning in vehicle or there is when decelerating turn preferable buffering effect, particularly in the biggish situation of some cambers,
Equally there is preferable buffering effect；
5, the configuration of the present invention is simple makes two parts of the buffer element in vehicle deceleration or acceleration using symmetrical structure
Structure function effect is independent of each other, will not be to the rubber of the other side when being able to achieve the rubber layer of rubber bumper side and being compressed
Layer causes to stretch, and can extend the service life of buffer to greatest extent, reliability is higher, and is easily installed, maintenance, repair
Deng operation.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is A-A cross-sectional view in Fig. 1；
Fig. 3 is the structural schematic diagram of the specific embodiment of the invention 2.
Marginal data:
1, inner core；2, buffer structure；21, metal partion (metp)；22, elastomer；221, arc groove A；222, arc groove B；3, golden
Belong to housing.
Specific embodiment
To facilitate the understanding of the present invention, the present invention is made below in conjunction with Figure of description and preferred embodiment more complete
Face meticulously describes, but the protection scope of the present invention is not limited to the following specific embodiments.
Embodiment 1:
As depicted in figs. 1 and 2, the split type buffer component of a kind of coupler draft gear, inner core 1 including middle part and around interior
The buffer structure 2 that core 1 is arranged, the section of inner core 1 are circular ring structure, and the cylindrical hole formed in the middle part of the circular ring structure of inner core 1 is just
Mounting hole can be served as well, the installation convenient for entire buffer gear is fixed, buffer structure 2 by several semicircular structures metal
22 cross arrangement of elastomer of partition 21 and several semicircular structures forms, and the section of buffer structure 2 is annular in shape.
In the present embodiment, the thickness of elastomer 22 is not less than twice of 21 thickness of metal partion (metp)；Elastomer 22 is rubber knot
Structure, the rubber bodies in rubber structure are fixedly connected by vulcanizing bonding mode with metal partion (metp) 21.
In the present embodiment, the quantity of metal partion (metp) 21 and elastomer 22 is three.
In the present embodiment, the both ends of elastomer 22 are equipped with arc groove A221, and the width of arc groove A221 is equal to elasticity
The thickness of body 22；Arc groove A221 is on the same straight line.
In the present embodiment, the metal partion (metp) 21 of semicircular structure is mutually butted to form three different size of concentric circles metals
Partition 21；The elastomer 22 of semicircular structure is mutually butted to form three different size of concentric circles elastomers；It is different size of
Concentric circles metal partion (metp) 21 and different size of concentric circles elastomer 22 are alternatively arranged composition according to ascending arrangement mode
The annular structure.
In the present embodiment, the upper and lower surface of elastomer 22 is equipped with arc groove B222.
Embodiment 2:
The difference of the present embodiment and embodiment is: being carried out between metal partion (metp) 21 and elastomer 22 using horizontal stack type
Fission connects, and the metal-coating 3 for fastening is equipped with outside outermost metal partion (metp) 21, remaining is the same as embodiment 1.
The working principle of above-described embodiment are as follows: when vehicle is in halted state, buffer structure 2 is in free state, interior
It is not compressed around core 1；When vehicle is in Acceleration of starting state, buffer structure 2 compresses to the right, 1 right side of inner core
Elastomer 22 is in compressive state, and the elastomer 22 in 1 left side of inner core is in free state；When vehicle is in brake deceleration state
When, buffer structure 2 compresses to the left, and the elastomer 22 in 1 left side of inner core is in compressive state, and the elastomer 22 on 1 right side of inner core is in
The elastomer 22 of free state, 1 left side of inner core absorbs vibration damping, to realize the effect of deceleration, vibration damping；When vehicle is in turning shape
When state, since metal partion (metp) 21 and elastomer 22 are cyclic structure, it can guarantee Ackermann steer angle with 360 degree of absorption loads
It is same that there is preferably buffering effect.
Claims (9)
1. a kind of split type buffer component of coupler draft gear, it is characterised in that: inner core (1) including middle part and surround inner core
(1) section of the buffer structure (2) being arranged, the inner core (1) is circular ring structure, and the buffer structure (2) is by several semicircles
The metal partion (metp) (21) of shape structure and elastomer (22) the cross arrangement composition of several semicircular structures, the buffer structure
(2) section is annular in shape.
2. coupler draft gear according to claim 1 monoblock type buffer component, it is characterised in that: the elastomer (22)
Thickness be not less than twice of metal partion (metp) (21) thickness.
3. the split type buffer component of coupler draft gear according to claim 1, it is characterised in that: the elastomer (22)
For rubber structure, the rubber bodies in rubber structure are fixedly connected by vulcanizing bonding mode with metal partion (metp) (21).
4. the split type buffer component of coupler draft gear according to claim 1, it is characterised in that: the metal partion (metp)
(21) using the seperated connection of horizontal stack type progresss between elastomer (22), outermost metal partion (metp) (21) outside is set
There is the metal-coating (3) for fastening.
5. the split type buffer component of coupler draft gear according to claim 1, it is characterised in that: the metal partion (metp)
(21) and the quantity of elastomer (22) is no less than one.
6. the split type buffer component of coupler draft gear according to any one of claims 1-5, it is characterised in that: described
The both ends of elastomer (22) are equipped with arc groove A (221).
7. the split type buffer component of coupler draft gear according to claim 6, it is characterised in that: the arc groove A
(221) on the same straight line.
8. the split type buffer component of coupler draft gear according to any one of claims 1-5, it is characterised in that: described
The metal partion (metp) (21) of semicircular structure is mutually butted to form several different size of concentric circles metal partion (metp)s (21)；Described half
The elastomer (22) of circular configuration is mutually butted to form several different size of concentric circles elastomers (22)；It is different size of same
The heart justifies metal partion (metp) (21) and different size of concentric circles elastomer (22) and is alternatively arranged group according to ascending arrangement mode
At the annular structure.
9. the split type buffer component of coupler draft gear according to any one of claims 1-5, it is characterised in that: described
The upper and lower surface of elastomer (22) is equipped with arc groove B (222).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711354965.0A CN109927749A (en) | 2017-12-15 | 2017-12-15 | A kind of split type buffer component on coupler draft gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711354965.0A CN109927749A (en) | 2017-12-15 | 2017-12-15 | A kind of split type buffer component on coupler draft gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109927749A true CN109927749A (en) | 2019-06-25 |
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ID=66980587
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711354965.0A Pending CN109927749A (en) | 2017-12-15 | 2017-12-15 | A kind of split type buffer component on coupler draft gear |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1766362A (en) * | 2004-10-29 | 2006-05-03 | 东海橡胶工业株式会社 | Stabilizer bushing |
| JP2009036236A (en) * | 2007-07-31 | 2009-02-19 | Toyo Tire & Rubber Co Ltd | Axle spring for vehicle |
| CN103016588A (en) * | 2012-12-28 | 2013-04-03 | 金坛市德博密封技术有限公司 | Rubber herringbone spring used for railway vehicles |
| CN104565153A (en) * | 2014-12-29 | 2015-04-29 | 镇江铁科橡塑制品有限公司 | Low-strain low-stress elastic support of wind driven generator bearing bush type gearbox and forming method of elastic support |
| CN204713098U (en) * | 2015-05-06 | 2015-10-21 | 齐齐哈尔轨道交通装备有限责任公司 | Coupler buffering device and rolling stock |
| CN107387628A (en) * | 2017-09-01 | 2017-11-24 | 株洲时代新材料科技股份有限公司 | A kind of motor car bogie motor node and its manufacture method |
-
2017
- 2017-12-15 CN CN201711354965.0A patent/CN109927749A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1766362A (en) * | 2004-10-29 | 2006-05-03 | 东海橡胶工业株式会社 | Stabilizer bushing |
| JP2009036236A (en) * | 2007-07-31 | 2009-02-19 | Toyo Tire & Rubber Co Ltd | Axle spring for vehicle |
| CN103016588A (en) * | 2012-12-28 | 2013-04-03 | 金坛市德博密封技术有限公司 | Rubber herringbone spring used for railway vehicles |
| CN104565153A (en) * | 2014-12-29 | 2015-04-29 | 镇江铁科橡塑制品有限公司 | Low-strain low-stress elastic support of wind driven generator bearing bush type gearbox and forming method of elastic support |
| CN204713098U (en) * | 2015-05-06 | 2015-10-21 | 齐齐哈尔轨道交通装备有限责任公司 | Coupler buffering device and rolling stock |
| CN107387628A (en) * | 2017-09-01 | 2017-11-24 | 株洲时代新材料科技股份有限公司 | A kind of motor car bogie motor node and its manufacture method |
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Application publication date: 20190625 |