CN203902568U - Railway wagon bogie-series bearing box hanging and positioning device - Google Patents
Railway wagon bogie-series bearing box hanging and positioning device Download PDFInfo
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- CN203902568U CN203902568U CN201420351631.3U CN201420351631U CN203902568U CN 203902568 U CN203902568 U CN 203902568U CN 201420351631 U CN201420351631 U CN 201420351631U CN 203902568 U CN203902568 U CN 203902568U
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- axle box
- spring
- guide pillar
- spring guide
- bearing box
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 19
- 239000010959 steel Substances 0.000 claims abstract description 19
- 238000001514 detection method Methods 0.000 claims abstract description 7
- 239000006096 absorbing agent Substances 0.000 claims abstract description 5
- 230000035939 shock Effects 0.000 claims abstract description 5
- 238000012856 packing Methods 0.000 claims description 7
- 238000013016 damping Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000005299 abrasion Methods 0.000 abstract description 2
- 238000009529 body temperature measurement Methods 0.000 abstract description 2
- 230000007547 defect Effects 0.000 abstract description 2
- 230000007257 malfunction Effects 0.000 abstract 1
- 239000000725 suspension Substances 0.000 description 5
- 239000003381 stabilizer Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- 229910001208 Crucible steel Inorganic materials 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 208000032170 Congenital Abnormalities Diseases 0.000 description 1
- 206010010356 Congenital anomaly Diseases 0.000 description 1
- 230000007698 birth defect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
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Abstract
The utility model discloses a railway wagon bogie-series bearing box hanging and positioning device. The device comprises a bearing box, a vertical hydraulic shock absorber, a spring guide column, a steel round spring and a rubber stack positioner and lifting baffle blocks, wherein the vertical hydraulic shock absorber is arranged between the top of the bearing box and a side rack formed by frames; the spring guide column is arranged between above spring bearing tables at two sides of the bearing box and a bottom formed by the frames; the lifting baffle blocks are arranged below the spring bearing tables at the two sides of the bearing box; two-stage screw threads arranged on the spring guide column are integrally connected. The device is simple and compact in structure and reliable in performance, i.e., the stable positioning performance of the device is ensured, so that the requirements of different positioning stiffness in a vertical direction, a longitudinal direction and a horizontal direction can be satisfied. Thus, the mass under the spring is reduced, the action force of wheel tracks is lowered and the abrasion of the wheel tracks is reduced. An infrared bearing temperature detecting hole is formed in the lower part of a saddle surface of the bearing box, so that the defect that an infrared temperature measurement technology cannot be adopted by the existing wagon bogie-series bearing box in railway running is overcome, and the temperatures of the bearings of the wagon in a running state can be detected in real time. Therefore, the malfunction of hot bearings caused by detection leakage is avoided. As a result, the safety of railway transportation is ensured.
Description
Technical field
The utility model relates to railway goods train bogie technical field, and relating in particular to a kind of railway goods train bogie one is hanging and locating device of axle box.
Background technology
At present, countries in the world railway goods train bogie is with research cast steel bogie and these two kinds of mode developments of integral frame formula bogie truck, its load-carrying, each tool advantage of speed substantially.According to the requirement of the development of domestic railway freight and railway technology policy, carrying out running velocity is that the quick lorry technical study of 160km/h railway is brought into schedule.The low birth defects of diamond resistant rigidity because research cast steel bogie exists, have restricted the further raising of this type bogie truck running velocity, thereby have mostly tended to now adopt framework type bogie truck scheme.
One be Axie box support device as one of important parts of framework type bogie truck, by wheel to linking together with welded frame, make wheel the rolling along rail is converted into vehicle along the translation of circuit.At present, the Axie box support device of existing passenger car bogie mainly adopts the mode of steel spring group or steel spring and the common carrying of rubber metal pad combination, and its rigidity is definite value, with load-carrying, does not change, and is difficult to meet lorry empty and load operating mode load carrying ability and changes requirement greatly; And the single stage suspension of domestic principal mode roller bearing adapter stabilizer bar majority is rigidity contact or flexible rubber pad, unsprung weight is large, be unfavorable for improving dynamic performance and reduce wheel-rail force, this is particularly unfavorable to typotron operation, therefore, need to study a kind of axle box resilient suspension registration device of simple in structure, dependable performance.
Chinese utility model patent (notification number CN200977922Y, day for announcing 2007.11.21) discloses a kind of railway high speed roller bearing adapter stabilizer bar axle-box positioning device, this device comprises framework composition, an axle box top steel spring, two journal box springs, rubber steady arm, resilient rubbber cushion, guide pillar and axle boxes, be primarily characterized in that guide pillar lower end is bolted locking flap seat, bolt penetrates the bolt hole in the middle of locking flap seat and guide pillar from bottom to up, rubber steady arm and guide pillar is closely connected and reaches the object without abrasion.But the guide pillar of this utility model and the connection mode between rubber stack positioner are bolted, mainly play connection, locking effect, can not be for bogie truck integral lifting; In addition, the saddle face of its axle box is whole circumference, in the mode of entirely wrapping, be socketed bearing, the bearing of this tape spool housing-case detects bearing surface because blocking of journal box body causes directly adopting infrared hotbox detection instrument, cause Lou and visit, therefore, must increase in addition a set of electronic temperature measurement system and carry out monitoring bearing temperature, improve cost and structural complexity.
Summary of the invention
The purpose of this utility model is exactly for above-mentioned defect, provides a kind of and can either realize the requirement that empty and load has two stage stiffness, and making again single stage suspension structure railway goods train bogie one compact, that nothing wears away is hanging and locating device of axle box.
For achieving the above object, the designed railway goods train bogie one of the utility model is hanging and locating device of axle box, comprises axle box, is arranged on vertical hydraulic damper between the bogie side frame that axle box top and framework form, is arranged on above the spring bearing platform of axle box both sides and framework forms spring guide pillar, steel coil spring and the rubber stack positioner between bottom and is arranged on the lifting block below the spring bearing platform of axle box both sides.
The upper transverse plane of described spring guide pillar forms bottom with framework and is fixedly connected with, the stage casing of described spring guide pillar is inserted in rubber stack positioner inner ring, described rubber stack positioner bottom surface is located in above the spring bearing platform of axle box, bottom, described rubber stack positioner outer ring is set with buffer rubber gasket, above described buffer rubber gasket, be provided with rigidity packing ring, described steel coil spring is arranged between the upper transverse plane of rigidity packing ring and spring guide pillar.
The lower end of described spring guide pillar is passed successively through hole and the centre hole on lifting block on the spring bearing platform of axle box and is provided with first order screw thread, positioning step and second stage screw thread from top to bottom, on described first order screw thread, be equipped with rubber stack positioner bottom and be tight against the large fluted nut coordinating, described lifting block is nested with between positioning step and second stage screw thread, is equipped with the little fluted nut that lifting block is locked to positioning step bottom surface on the screw thread of the described second stage.
Described steel coil spring gets loose separatedly with the upper transverse plane of spring guide pillar when empty wagons, and described steel coil spring is when loaded vehicle and the upper transverse plane butt pressure-bearing of spring guide pillar, and the holder when lifting of described lifting block is connected on below the spring bearing platform of axle box.
Further, the through hole on the spring bearing platform of described axle box is rounded or oval, and the periphery of described through hole is provided with the vertical gear of the arc coordinating with location, rubber stack positioner outer ring.
Further, the saddle basifacial of described axle box is provided with infrared journal temperature detection hole.
Further, the centre hole both sides of described lifting block are provided with detent, and the lower end of described spring guide pillar is provided with cylinder pin hole corresponding to detent place, are provided with the straight pin matching with detent in described cylinder pin hole.
Further, the lower end of described spring guide pillar is respectively arranged with cotter-pin hold corresponding to the notch place of large fluted nut and little fluted nut, is provided with the spring cotter matching with the notch of large fluted nut and little fluted nut in described cotter-pin hold.
Further, described vertical hydraulic damper is two-stage or multistage change damping shock absorber.
The utility model has the advantage of:
The two-stage thread connecting mode of spring guide pillar setting is the integrated design, simple in structure, compact, dependable performance, guarantee that positioning performance is stable, be conducive to meet requirement vertical, that vertical and horizontal have different locating stiffnesses, can alleviate unsprung weight, reduce wheel track dynamic deformation from motion, reduce wheel-rail wear;
Particularly the saddle basifacial of axle box is provided with infrared journal temperature detection hole, having solved existing roller bearing adapter stabilizer bar one is that axle box can not adopt the deficiency of infrared temperature when circuit moves, can detect in real time the train bearing temperature under running state, avoid visiting because leaking the hot box trouble causing, guarantee safety of railway traffic.
Accompanying drawing explanation
Fig. 1 is the sectional structure schematic diagram that a kind of railway goods train bogie one is hanging and locating device of axle box;
Fig. 2 is the local structure for amplifying schematic diagram in Fig. 1;
Fig. 3 is the axle box perspective view in Fig. 1.
In figure, each parts label is as follows: framework composition 1, vertical hydraulic damper 2, spring guide pillar 3, steel coil spring 4, rubber stack positioner 5, large fluted nut 6, buffer rubber gasket 7, lifting block 8, little fluted nut 9, axle box 10 (wherein: through hole 10a, the vertical gear of arc 10b, infrared journal temperature detection hole 10c), positioning step 11, spring cotter 12, straight pin 13, detent 14, rigidity packing ring 15.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Railway goods train bogie one is as shown in Figure 1 hanging and locating device of axle box, comprises axle box 10, is arranged on axle box 10 tops and framework and forms vertical hydraulic damper 2 between 1 bogie side frame, be arranged on above axle box 10 both sides spring bearing platforms and framework forms spring guide pillar 3, steel coil spring 4 and the rubber stack positioner 5 between 1 bottom and is arranged on the lifting block 8 below axle box 10 both sides spring bearing platforms.What the vertical hydraulic damper 2 in the present embodiment adopted is two-stage or multistage change damping shock absorber.
Shown in Fig. 2, upper transverse plane and the framework of spring guide pillar 3 forms 1 bottom and is fixedly connected with, insert in rubber stack positioner 5 inner rings in the stage casing of spring guide pillar 3, rubber stack positioner 5 bottom surfaces are located in above the spring bearing platform of axle box 10, rubber stack positioner 5 bottoms, outer ring are set with buffer rubber gasket 7, buffer rubber gasket 7 is provided with rigidity packing ring 15 above, and steel coil spring 4 is arranged between rigidity packing ring and the upper transverse plane of spring guide pillar 3.
The lower end of spring guide pillar 3 is passed successively the through hole 10a on the spring bearing platform of axle box 10 and is lifted by crane the centre hole on block 8, and is provided with first order screw thread, positioning step 11 and second stage screw thread from top to bottom; On first order screw thread, be equipped with rubber stack positioner 5 bottoms and be tight against the large fluted nut 6 coordinating, lifting block is nested with between positioning step 11 and second stage screw thread, is equipped with and lifting block 8 can be locked to the little fluted nut 9 of positioning step 11 bottom surfaces on the screw thread of the second stage.
And steel coil spring 4 gets loose separatedly with the upper transverse plane of spring guide pillar 3 when empty wagons, steel coil spring 4 is when loaded vehicle and the upper transverse plane butt pressure-bearing of spring guide pillar 3, and the holder when lifting of lifting block 8 is connected on below the spring bearing platform of axle box 10.
Principle of work of the present utility model is as follows: rubber stack positioner 5 links into an integrated entity by spring guide pillar 3 and large fluted nut 6, transmits vertical, the vertical and horizontal load of vehicle between framework composition 1 and axle box 10.During due to empty wagons, load is less, steel coil spring 4 tops not yet touch transverse plane on spring guide pillar 3, now only there are rubber stack positioner 5 carrying pressurizeds, during loaded vehicle, rubber stack positioner 5 continues to bottom offset, and combines carrying pressurized with steel coil spring 4, guaranteed the requirement of lorry two stage stiffness under empty and load operating mode, realize the elasticity positioning function of single stage suspension, effectively reduced the wheel-rail impact power of vehicle, improved vehicle dynamics performance;
Simultaneously, connection by spring guide pillar 3, lifting block 8, little fluted nut 9 and axle box 10 is spacing, framework is formed to 1 and be combined into integral body with the reciprocity unsprung weight of wheel, when lifting, holder is connected on the through hole 10a bottom of the both sides spring bearing platform of axle box 10, can realize integral lifting, the transhipment of bogie truck, simple in structure, compact, reliable, optimized assembling space, eliminated the hidden danger of the axle box suspension rod handling slippage that adopts T-shape structure;
Therefore, the two-stage thread connecting mode that spring guide pillar 3 arranges is the integrated design, simple in structure, compact, dependable performance, guarantee that positioning performance is stable, be conducive to meet requirement vertical, that vertical and horizontal have different locating stiffnesses, can alleviate unsprung weight, reduce wheel track dynamic deformation from motion, reduce wheel-rail wear.
In addition, again as shown in Figure 2, the centre hole both sides of lifting block 8 are provided with detent 14, and the lower end of spring guide pillar 3 is provided with cylinder pin hole corresponding to detent 14 places, in cylinder pin hole, be provided with the straight pin 13 matching with detent 14, prevent from lifting by crane block 8 and rotate; The lower end of spring guide pillar 3 is respectively arranged with cotter-pin hold corresponding to the notch place of large fluted nut 6 and little fluted nut 9, in cotter-pin hold, be provided with the spring cotter 12 matching with the notch of large fluted nut 6 and little fluted nut 9, prevent that large fluted nut 6 and little fluted nut 9 from rotating, getting loose.
Shown in Fig. 3, the through hole 10a on the spring bearing platform of axle box 10 is rounded or oval, the setting of this through hole 10a, can prevent rubber stack positioner 5 and spring guide pillar 3 under empty and load operating mode because each interferes to displacement deformation; In addition, the periphery of through hole 10a is provided with the vertical gear of the arc 10b coordinating with rubber stack positioner 5 location, outer ring, and play and rotation occur in the outer ring that the vertical gear of this arc 10b can limit rubber stack positioner 5, guarantee its positioning action; Simultaneously, the saddle basifacial of axle box 10 is provided with infrared journal temperature detection hole 10c, having solved existing roller bearing adapter stabilizer bar one is that axle box can not adopt the deficiency of infrared temperature when circuit moves, can detect in real time the train bearing temperature under running state, avoid visiting because leaking the hot box trouble causing, guarantee safety of railway traffic.
Claims (6)
1. railway goods train bogie one is a hanging and locating device of axle box, comprises axle box (10), is arranged on vertical hydraulic damper (2) between the bogie side frame that axle box (10) top and framework form (1), is arranged on above the spring bearing platform of axle box (10) both sides and framework forms spring guide pillar (3), steel coil spring (4) and the rubber stack positioner (5) between (1) bottom and is arranged on the lifting block (8) below the spring bearing platform of axle box (10) both sides; It is characterized in that:
The upper transverse plane of described spring guide pillar (3) forms (1) bottom with framework and is fixedly connected with, the stage casing of described spring guide pillar (3) is inserted in rubber stack positioner (5) inner ring, described rubber stack positioner (5) bottom surface is located in above the spring bearing platform of axle box (10), described rubber stack positioner (5) bottom, outer ring is set with buffer rubber gasket (7), described buffer rubber gasket (7) is provided with rigidity packing ring (15) above, and described steel coil spring (4) is arranged between rigidity packing ring (15) and the upper transverse plane of spring guide pillar (3);
The lower end of described spring guide pillar (3) is passed successively through hole (10a) and the centre hole on lifting block (8) on the spring bearing platform of axle box (10) and is provided with first order screw thread, positioning step (11) and second stage screw thread from top to bottom, on described first order screw thread, be equipped with rubber stack positioner (5) bottom and be tight against the large fluted nut (6) coordinating, described lifting block (8) is nested with between positioning step (11) and second stage screw thread, is equipped with and lifting block (8) can be locked to the little fluted nut (9) of positioning step (11) bottom surface on the screw thread of the described second stage;
Described steel coil spring (4) gets loose separated with the upper transverse plane of spring guide pillar (3) when empty wagons, described steel coil spring (4) is when loaded vehicle and the upper transverse plane butt pressure-bearing of spring guide pillar (3), and described lifting block (8) holder when lifting is connected on below the spring bearing platform of axle box (10).
2. railway goods train bogie one according to claim 1 is hanging and locating device of axle box, it is characterized in that: the through hole (10a) on the spring bearing platform of described axle box (10) is rounded or oval, the periphery of described through hole (10a) is provided with the vertical gear of arc (10b) coordinating with location, rubber stack positioner (5) outer ring.
3. railway goods train bogie one according to claim 1 and 2 is hanging and locating device of axle box, it is characterized in that: the saddle basifacial of described axle box (10) is provided with infrared journal temperature detection hole (10c).
4. railway goods train bogie one according to claim 1 and 2 is hanging and locating device of axle box, it is characterized in that: the centre hole both sides of described lifting block (8) are provided with detent (14), cylinder pin hole is located to be provided with corresponding to detent (14) in the lower end of described spring guide pillar (3), is provided with the straight pin (13) matching with detent (14) in described cylinder pin hole.
5. railway goods train bogie one according to claim 1 and 2 is hanging and locating device of axle box, it is characterized in that: the lower end of described spring guide pillar (3) is respectively arranged with cotter-pin hold corresponding to the notch place of large fluted nut (6) and little fluted nut (9), is provided with the spring cotter (12) matching with the notch of large fluted nut (6) and little fluted nut (9) in described cotter-pin hold.
6. railway goods train bogie one according to claim 1 and 2 is hanging and locating device of axle box, it is characterized in that: described vertical hydraulic damper (2) is two-stage or multistage change damping shock absorber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420351631.3U CN203902568U (en) | 2014-06-26 | 2014-06-26 | Railway wagon bogie-series bearing box hanging and positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420351631.3U CN203902568U (en) | 2014-06-26 | 2014-06-26 | Railway wagon bogie-series bearing box hanging and positioning device |
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| Publication Number | Publication Date |
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| CN203902568U true CN203902568U (en) | 2014-10-29 |
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| CN201420351631.3U Expired - Lifetime CN203902568U (en) | 2014-06-26 | 2014-06-26 | Railway wagon bogie-series bearing box hanging and positioning device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104163180A (en) * | 2014-06-26 | 2014-11-26 | 南车长江车辆有限公司 | Rail wagon bogie single-stage shaft housing hanging and positioning device |
| CN105923008A (en) * | 2016-06-29 | 2016-09-07 | 中车齐齐哈尔车辆有限公司 | Rotary arm assembly, steering frame and track vehicle |
| CN106476837A (en) * | 2015-08-28 | 2017-03-08 | 株洲时代新材料科技股份有限公司 | A kind of waveform backstop with wearing plate and the method preventing steel spring fracture |
| CN111055870A (en) * | 2020-01-14 | 2020-04-24 | 株洲时代新材料科技股份有限公司 | Force transmission method and structure of primary suspension device |
-
2014
- 2014-06-26 CN CN201420351631.3U patent/CN203902568U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104163180A (en) * | 2014-06-26 | 2014-11-26 | 南车长江车辆有限公司 | Rail wagon bogie single-stage shaft housing hanging and positioning device |
| CN106476837A (en) * | 2015-08-28 | 2017-03-08 | 株洲时代新材料科技股份有限公司 | A kind of waveform backstop with wearing plate and the method preventing steel spring fracture |
| CN106476837B (en) * | 2015-08-28 | 2018-08-28 | 株洲时代新材料科技股份有限公司 | A method of the waveform backstop with wearing plate and prevent steel spring be broken |
| CN105923008A (en) * | 2016-06-29 | 2016-09-07 | 中车齐齐哈尔车辆有限公司 | Rotary arm assembly, steering frame and track vehicle |
| CN111055870A (en) * | 2020-01-14 | 2020-04-24 | 株洲时代新材料科技股份有限公司 | Force transmission method and structure of primary suspension device |
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