CN202294855U - Novel buffer for heavy-load locomotive - Google Patents
Novel buffer for heavy-load locomotive Download PDFInfo
- Publication number
- CN202294855U CN202294855U CN2011203871400U CN201120387140U CN202294855U CN 202294855 U CN202294855 U CN 202294855U CN 2011203871400 U CN2011203871400 U CN 2011203871400U CN 201120387140 U CN201120387140 U CN 201120387140U CN 202294855 U CN202294855 U CN 202294855U
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- Prior art keywords
- buffer
- cushion
- heavy loading
- axle
- dividing plate
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Abstract
The utility model provides a novel buffer for a heavy-load locomotive. The novel buffer comprises a front baffle plate, a rear baffle plate, at least two groups of buffer assemblies which are connected in parallel, and a spindle; the buffer assemblies are arranged between the front baffle plate and the rear baffle plate; each buffer assembly comprises elastic pads and partition plates which are distributed at intervals; and the spindle is connected in series with the elastic pads and the partition plates, and two ends of the spindle are connected with the front baffle plate and the rear baffle plate respectively. The novel buffer for the heavy-load locomotive is provided with at least two groups of buffer assemblies which have a parallel connection structure, so the bearing capacity of the buffer is improved, the service life is prolonged, and the traction and brake requirement of a railway locomotive can be met.
Description
Technical field
The utility model relates to the railway locomotive technical field, relates in particular to a kind of heavy loading locomotive and uses novel buffer.
Background technology
Energy disperser is one of critical component on the railway locomotive; Particularly on the heavy haul railway locomotive; Energy disperser mainly is used for relaxing, absorbs train and is in operation, because the variation of tractive force or in pneumatic, braking and when jumping the car operation, rolling stock collides and the longitudinal impact and the vibrational energy that cause each other; To improve the comfort level and the stationarity of train, alleviate damage to body construction and lade.
Existing energy disperser has the pool of buffer assembly, and Buffer Unit comprises rubber pad and steel plate, the stacked one that is sulfided into of rubber pad and steel plate.
In the research process that carries out the utility model, the contriver finds to adopt above-mentioned existing energy disperser to have following technological deficiency:
Because existing energy disperser has only the pool of buffer assembly; Thereby the buffer capacity of energy disperser is lower; Energy disperser is under normal traction, damped condition, and the ability of energy disperser absorbed oscillation, impact is very low, can not play the effect of protection locomotive car body and above equipment well.
In addition, because Buffer Unit adopts rubber pad as power-absorbing, because the buffer capacity of rubber is lower, and easy ageing, higher, thereby cause the lower and easy damage of the buffer capacity of Buffer Unit, service life lower to the sensivity of temperature.
The utility model content
The utility model provides the utility model to provide a kind of heavy loading locomotive to use novel buffer, in order to solve the lower technological deficiency of buffer buffers capacity of the prior art, buffer capacity and the service life that can improve energy disperser.
The utility model provides a kind of heavy loading locomotive to use novel buffer, comprises the Buffer Unit and the axle of front apron, back shield, the parallel connection of at least two groups; Said Buffer Unit is installed between said front apron and the said back shield;
Said Buffer Unit comprises spaced apart cushion and dividing plate;
Said axle is with said cushion and dividing plate serial connection, and the two ends of said axle are connected with back shield with said front apron respectively.
Preferably, also comprise back-up ring;
Has positioning groove on the inwall of said back shield; Offer on the inwall of said front apron and the cooresponding guide groove in said positioning groove position; Said axle comprises axle main body and fixed head; Said fixed head is positioned at an end of said axle main body, and the diameter of said fixed head is greater than the diameter of said axle main body;
Said fixed head is installed in the said positioning groove, and said shield ring sleeve is connected on the said axle main body and one side is sticked at the inwall of said back shield, and the front end of said axle main body cooperates with said guide groove and can in guide groove, slide.
Preferably, also comprise the non-metal sleeve, said non-metal sleeve is installed in the said guide groove, and the front end of said axle main body cooperates with said non-metal sleeve.
Preferably, said cushion is the high polymer elastic pad.
Preferably, have the cooresponding through hole in position on said front apron and the said back shield, front apron is connected with back shield, and said front apron and back shield can be along the bolt shank slide relative through bolt.
Preferably, said cushion and dividing plate are toroidal.
Preferably, have convexity on the end face of said cushion, have knock hole on the said dividing plate, said convexity cooperates with said knock hole.
Preferably, the quantity of said cushion and dividing plate is five, and the diameter of said dividing plate is greater than the diameter of said cushion.
Preferably, the thickness of said cushion is 20-40mm; The thickness of said dividing plate is 8-15mm.
The heavy loading locomotive that the utility model provides is used novel buffer; Because energy disperser comprises the Buffer Unit of at least two groups parallel connection; And Buffer Unit adopts parallel-connection structure, load-carrying capacity and the service life that can improve energy disperser, satisfies the traction and the brake request of railway locomotive.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art; To do one to the accompanying drawing of required use in embodiment or the description of the Prior Art below introduces simply; Obviously, the accompanying drawing in describing below is some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work property, can also obtain other accompanying drawing according to these accompanying drawings.
The heavy loading locomotive that Fig. 1 provides for the utility model first embodiment is with the front view of novel buffer;
Fig. 2 is that heavy loading locomotive among Fig. 1 is with the vertical view cutaway drawing of novel buffer.
The specific embodiment
For the purpose, technical scheme and the advantage that make the utility model embodiment clearer; To combine the accompanying drawing among the utility model embodiment below; Technical scheme among the utility model embodiment is carried out clear, intactly description; Obviously, described embodiment is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
With reference to figure 1 and Fig. 2, the heavy loading locomotive that Fig. 1 provides for the utility model first embodiment is with the front view of novel buffer; Fig. 2 is that heavy loading locomotive among Fig. 1 is with the vertical view cutaway drawing of novel buffer.
In first embodiment of the utility model, heavy loading locomotive comprises the Buffer Unit 3 and the axle 4 of front apron 1, back shield 2 and the parallel connection of at least two groups with novel buffer.In the present embodiment, Buffer Unit 3 can be selected two groups for use, can certainly select three groups or four groups for use, can confirm the quantity of Buffer Unit 3 according to the needs of actual buffer capacity.
Two groups of Buffer Units 3 are installed between front apron 1 and the back shield 2 side by side.Buffer Unit 3 comprises spaced apart cushion 31 and dividing plate 32, and axle 4 is with cushion 31 and dividing plate 32 serial connections, and the two ends of axle 4 are connected with back shield 2 with front apron 1 respectively.One end of axle 4 is captiveed joint with back shield 2, and the other end of axle 4 and front apron 1 flexibly connect.Cushion 31 can be the high polymer elastic pad.Cushion 31 is thermoplastic polyester elastomer (TPEE), and thermoplastic polyester elastomer is the periodic copolymer that contains hard section of polyester and polyester soft segment, and has higher buffer capacity; Shock resistance is good; Temperature applicable range is wide, and is stable and reliable for performance, can bear bigger Tensile or Compressive Loading.
Particularly, offer guide groove 11 on the inwall of front apron 1, an end of axle 4 is captiveed joint with back shield 2, and the other end of axle 4 cooperates with guide groove 11 on the front apron 1 and can slide along guide groove 11.
The heavy loading locomotive that the utility model first embodiment provides is used novel buffer, has two groups of Buffer Units 3, and two groups of Buffer Units 3 adopt parallel-connection structures, load-carrying capacity and the service life that can improve energy disperser, satisfies the traction and the brake request of railway locomotive.
In addition, can also on the basis of the energy disperser that the utility model first embodiment provides, do further improvement.
Particularly, heavy loading locomotive also comprises back-up ring 6 with novel buffer.Has positioning groove 21 on the inwall of back shield 2; The position of the guide groove 11 on the front apron 1 is corresponding with positioning groove 21; Axle 4 comprises axle main body 41 and fixed head 42, and fixed head 42 is positioned at an end of axle main body 41, and the diameter of fixed head 42 is greater than the diameter of axle main body 41.
Fixed head 42 is installed in the positioning groove 21, and back-up ring 6 is socketed on the axle main body 41 and one side is sticked at the inwall of back shield 2, and the front end of axle main body 41 cooperates with guide groove 11.Through back-up ring 6 fixed head 42 is fixed in the positioning groove 21, during axle 4 dismountings, only needs back-up ring 6 is pulled down, just can easily axle 4 be disassembled.
In addition, heavy loading locomotive also comprises non-metal sleeve 5 with novel buffer, and non-metal sleeve 5 is installed in the guide groove 11; The front end of axle main body 41 cooperates with non-metal sleeve 5; Axle 4 can be slided in non-metal sleeve 5, and non-metal sleeve 5 can select for use nylon material to process, and sets up non-metal sleeve 5; Can reduce the roll flute loss between axle 4 and the guide groove 11, improve the service life of energy disperser.
In addition, have the cooresponding through hole in position on front apron 1 and the back shield 2, front apron 1 is connected with back shield 2, and front apron 1 can be along the bolt shank slide relative with back shield 2 through bolt 7.When energy disperser was stressed, bolt 7 can be selected thru-bolt for use, and the two ends of bolt 7 are equipped with nut 8.Particularly, can with eight double end nuts 8 front apron 1 be connected with back shield 2 through four bolts 7, and front apron 1 can relative motion with back shield 2.
Need explanation to be, in the above-described embodiments, cushion 31 can be toroidal with dividing plate 32.The quantity of cushion 31 and dividing plate 32 is five, and the quantity of cushion 31 and dividing plate 32 and thickness can confirm that the quantity of cushion 31 is many more according to the actual installation size, and the load-carrying capacity of energy disperser can improve accordingly.The thickness of cushion 31 is 20-40mm, and the thickness of said dividing plate is 8-15mm.The diameter of dividing plate 32 is greater than the diameter of cushion 31.
In addition, have protruding (not shown) on the end face of cushion 31, have the knock hole (not shown) on the dividing plate 32; During installation; Cushion 31 raisings cooperate with knock hole on the dividing plate 32, prevent to produce relative motion between cushion 31 and the dividing plate 32, improve the load-carrying capacity of energy disperser.
A kind of railway locomotive that the utility model also provides, this railway locomotive is equipped with the heavy loading locomotive that provides in the foregoing description and uses novel buffer, and heavy loading locomotive is installed in the hitch case of railway locomotive with novel buffer.
During the railway locomotive traction, heavy loading locomotive is with the front apron 1 hitch frame front apron contact of novel buffer, and front apron 1 passes to Buffer Unit 3 with tractive force, cushion 31 compressions, and Buffer Unit 3 passes to back shield 2 with tractive force, and back shield 2 passes to the hitch case again.
The railway locomotive glancing impact, heavy loading locomotive contacts with hitch frame back shield with the back shield 2 of novel buffer, and heavy loading locomotive moves with the front apron 1 of novel buffer, compression Buffer Unit 3.
Can find out that railway locomotive is at traction and glancing impact, heavy loading locomotive with the Buffer Unit 3 of novel buffer all by compression, thereby reach the purpose of energy-obsorbing and damping.
The railway locomotive that present embodiment provides; Heavy loading locomotive uses the Buffer Unit 3 of novel buffer to be at least two groups; And Buffer Unit 3 adopts parallel-connection structures, can improve load-carrying capacity and the service life of heavy loading locomotive with novel buffer, satisfies the traction and the brake request of railway locomotive.
What should explain at last is: above embodiment is only in order to the technical scheme of explanation the utility model, but not to its restriction; Although the utility model has been carried out detailed explanation with reference to previous embodiment; Those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these are revised or replacement, do not make the scope of each embodiment technical scheme of essence disengaging the utility model of relevant art scheme.
Claims (9)
1. a heavy loading locomotive is used novel buffer, it is characterized in that, comprises the Buffer Unit and the axle of front apron, back shield, the parallel connection of at least two groups; Said Buffer Unit is installed between said front apron and the said back shield;
Said Buffer Unit comprises spaced apart cushion and dividing plate;
Said axle is with said cushion and dividing plate serial connection, and the two ends of said axle are connected with back shield with said front apron respectively.
2. heavy loading locomotive according to claim 1 is used novel buffer, it is characterized in that, also comprises back-up ring;
Has positioning groove on the inwall of said back shield; Offer on the inwall of said front apron and the cooresponding guide groove in said positioning groove position; Said axle comprises axle main body and fixed head; Said fixed head is positioned at an end of said axle main body, and the diameter of said fixed head is greater than the diameter of said axle main body;
Said fixed head is installed in the said positioning groove, and said shield ring sleeve is connected on the said axle main body and one side is sticked at the inwall of said back shield, and the front end of said axle main body cooperates with said guide groove and can in guide groove, slide.
3. heavy loading locomotive according to claim 2 is used novel buffer, it is characterized in that, also comprises the non-metal sleeve, and said non-metal sleeve is installed in the said guide groove, and the front end of said axle main body cooperates with said non-metal sleeve.
4. use novel buffer according to each described heavy loading locomotive of claim 1-3, it is characterized in that, said cushion is the high polymer elastic pad.
5. use novel buffer according to each described heavy loading locomotive of claim 1-3; It is characterized in that; Have the cooresponding through hole in position on said front apron and the said back shield, front apron is connected with back shield, and said front apron and back shield can be along the bolt shank slide relative through bolt.
6. use novel buffer according to each described heavy loading locomotive of claim 1-3, it is characterized in that, said cushion and dividing plate are toroidal.
7. use novel buffer according to each described heavy loading locomotive of claim 1-3, it is characterized in that having convexity on the end face of said cushion, have knock hole on the said dividing plate, said convexity cooperates with said knock hole.
8. use novel buffer according to each described heavy loading locomotive of claim 1-3, it is characterized in that, the quantity of said cushion and dividing plate is five, and the diameter of said dividing plate is greater than the diameter of said cushion.
9. heavy loading locomotive according to claim 7 is used novel buffer, it is characterized in that, the thickness of said cushion is 20-40mm; The thickness of said dividing plate is 8-15mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203871400U CN202294855U (en) | 2011-10-12 | 2011-10-12 | Novel buffer for heavy-load locomotive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203871400U CN202294855U (en) | 2011-10-12 | 2011-10-12 | Novel buffer for heavy-load locomotive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202294855U true CN202294855U (en) | 2012-07-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203871400U Expired - Fee Related CN202294855U (en) | 2011-10-12 | 2011-10-12 | Novel buffer for heavy-load locomotive |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202294855U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106515782A (en) * | 2016-12-13 | 2017-03-22 | 常州市瑞泰工程机械有限公司 | Hook installation device of rail vehicle |
| CN108778887A (en) * | 2015-11-30 | 2018-11-09 | 德尔纳阻尼器公司 | energy absorbing device and method |
| CN111319650A (en) * | 2018-12-13 | 2020-06-23 | 株洲飞马橡胶实业有限公司 | Rubber elastomer for low-floor vehicle, inner body mold for preparing rubber elastomer and preparation method of inner body mold |
-
2011
- 2011-10-12 CN CN2011203871400U patent/CN202294855U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108778887A (en) * | 2015-11-30 | 2018-11-09 | 德尔纳阻尼器公司 | energy absorbing device and method |
| US10988149B2 (en) | 2015-11-30 | 2021-04-27 | Dellner Dampers Ab | Energy absorption device and method |
| CN106515782A (en) * | 2016-12-13 | 2017-03-22 | 常州市瑞泰工程机械有限公司 | Hook installation device of rail vehicle |
| CN111319650A (en) * | 2018-12-13 | 2020-06-23 | 株洲飞马橡胶实业有限公司 | Rubber elastomer for low-floor vehicle, inner body mold for preparing rubber elastomer and preparation method of inner body mold |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 Termination date: 20201012 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |