CN203902571U - Frame of rapid railway freight car bogie - Google Patents
Frame of rapid railway freight car bogie Download PDFInfo
- Publication number
- CN203902571U CN203902571U CN201420347642.4U CN201420347642U CN203902571U CN 203902571 U CN203902571 U CN 203902571U CN 201420347642 U CN201420347642 U CN 201420347642U CN 203902571 U CN203902571 U CN 203902571U
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- pair
- curb girder
- freight car
- weld
- framework
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- 238000009434 installation Methods 0.000 claims description 16
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 claims description 15
- 229920001195 polyisoprene Polymers 0.000 claims description 15
- 239000000725 suspension Substances 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 239000006096 absorbing agent Substances 0.000 abstract description 9
- 230000035939 shock Effects 0.000 abstract description 9
- 230000000694 effects Effects 0.000 description 6
- 238000005299 abrasion Methods 0.000 description 5
- 238000010008 shearing Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Vibration Dampers (AREA)
Abstract
The utility model discloses a frame of a rapid railway freight car bogie. The frame comprises side beams and cross beams, wherein vertical shock absorber mounting bases and an empty and load detector mounting plate are arranged on each side beam, so that the problem that the conventional rapid railway freight car bogie frame scheme provided with a swing bolster does not adapt to mounting of vertical and horizontal hydraulic shock absorbers; safety support bases are arranged on the cross beams and has the function of connecting the frame and the horizontal shock absorbers under a conventional use state of the car; after a swing bolster hanger fails, the connected safety support bases have a swing bolster support function; a longitudinal guide surface has a longitudinal traction transfer function when a traction rod is in a failure state; spring seats I and spring seats II welded on lower cover plates of the side beams adopt lap weld, transverse welds receive larger shear force, higher influence is performed on weld fatigue, the area of a high shear stress zone of the weld is reduced, and the weld strength is increased.
Description
Technical field
The utility model relates to railway goods train bogie technical field, relates in particular to the framework of the railway rapid speed freight car bogie of scooter 160km/h when a kind of.
Background technology
Railway goods train bogie mainly contains three-piece bogie and framework type bogie truck.Wherein, three-piece bogie exists that diamond resistant rigidity is less, unsprung weight is large and the shortcomings such as disc-brake is more difficult are installed, make its running velocity be difficult to exceed 120km/h, framework type bogie truck has the advantages such as diamond resistant rigidity is large, unsprung weight is little, and the dynamic performance of framework type bogie truck is obviously better than three-piece bogie.The rapid speed freight car bogie framework of tradition with shaketable is all the structure that has adopted bearing pin to be connected with parts connection modes such as bolster hanger, longitudinal traction pull bars, after through one section of operation, decline because the reason of abrasion makes its dynamic performance and part reliability, cause the cost of overhaul to increase.
Chinese utility model patent (publication number CN 202541550U, open day 2012.11.21) discloses a kind of quick railway goods train bogie framework, this framework comprises curb girder assembly, crossbeam assembly, curb girder assembly is connected with crossbeam assembly, curb girder assembly comprises curb girder, and curb girder is provided with drawing pull bar flap seat, bolster hang oneself pole socket, drawing strickle guide one, drawing strickle guide two.Crossbeam assembly comprises crossbeam, and crossbeam is provided with braking flap seat and longitudinal backstop mount pad, and drawing pull bar flap seat is connected with the lower cover of curb girder assembly, and the bolster pole socket of hanging oneself is connected with crossbeam, and a side of drawing strickle guide two is provided with annular wall thickness hole such as grade.This quick railway goods train bogie framework is suitable for installing Li Nuoer shock absorber, and the mounting interface of transverse hydraulic shock absorber is not set on framework, and vertical and transverse hydraulic shock absorber cannot be installed; And drawing strickle guide one, drawing strickle guide two and drawing pull bar flap seat all adopt overlapping weld to be connected with the lower cover of curb girder assembly, and its cross weld is all straight welding line, and the shearing being subject to is larger, and weld metal crack easily occurs.
Summary of the invention
The purpose of this utility model is exactly for above-mentioned defect, a kind of framework of railway rapid speed freight car bogie is provided, solve existing rapid speed freight car bogie framework and can not adapt to defect vertical and that transverse hydraulic shock absorber is installed, meet running velocity and reach the needs that 160km/h, axle are heavily not more than the bogie truck of 18t, and reliability is high, maintenance cost is low.
For achieving the above object, the framework of the designed railway rapid speed freight car bogie of the utility model, comprises the curb girder of a pair of pair of web box-structure and the crossbeam of a pair of round steel cylinder structure, and the two ends of described pair of beams pass respectively two webs of described a pair of curb girder.
The upper cover plate two ends of described a pair of curb girder are respectively arranged with vertical damper mount pad, on the overhanging arm of described vertical damper mount pad, be provided with the installation groove connecting for the elastic caoutchouc ball pivot on vertical damper, the base plate middle part of described vertical damper mount pad is provided with bottom hole, and above the base plate of one of them vertical damper mount pad, be provided with empty and load detecting device adapter plate, the intermediate throughholes of described empty and load detecting device adapter plate, corresponding bottom hole, and detection through hole on curb girder is coaxially arranged, thereby the contact of being convenient to empty and load detecting device contacts with axle box top through curb girder.
The lower cover two ends of described a pair of curb girder are respectively arranged with axle box outer spring seat and axle box inner spring seat, the lower cover middle part of described a pair of curb girder has shifted to install two drawing pull bar flap seats, is provided with the installation groove connecting for the elastic caoutchouc ball pivot in drawing pull bar on the suspension arm of described drawing pull bar flap seat.
The two ends of described pair of beams are respectively arranged with bolster flap seat, in described pair of beams, be also provided with two pairs of braking flap seats and a pair of safe bracket, the bottom of described safe bracket is provided with safety and drags connecting pin mounting hole, the horizontal inner side of described safe bracket is provided with the installation groove connecting for the elastic caoutchouc ball pivot on lateral damper, and the longitudinal end of described safe bracket is provided with longitudinal stop surface.
Further, described bolster flap seat comprises pipe base and the outer arm being connected as a single entity with it, described pipe base is inserted in the crossbeam endoporus of described beam-end, and described outer arm top is provided with the installation groove connecting for the elastic caoutchouc ball pivot on bolster hanger.
Further, the intermediate throughholes periphery of described empty and load detecting device adapter plate is evenly equipped with positioning through hole, is provided with and described positioning through hole corresponding positioning boss of setting cooperation one by one above the base plate of described vertical damper mount pad.
Further, base plate, the base plate of drawing pull bar flap seat and the lower cover of described curb girder of the base plate of described axle box outer spring seat, axle box inner spring seat all adopt overlapping weld to be connected, and its horizontal attachment weld is designed to arc and/or dovetail form.
Further, between two webs of described crossbeam and curb girder, adopt circumferential weld to be connected; Between the pipe base of described bolster flap seat and the crossbeam endoporus of beam-end, adopt transition fit to insert, and adopt circumferential weld to connect.
Further, between the base plate of described vertical damper mount pad and the upper cover plate of curb girder, adopt overlapping weld to be connected.
Further, the amphisternous middle inside of described a pair of curb girder is respectively arranged with horizontal backstop wearing plate.
The utility model has the advantage of:
On a pair of curb girder, be respectively arranged with vertical damper mount pad, the base plate of one of them vertical damper mount pad is provided with the empty and load detecting device adapter plate with intermediate throughholes, above the base plate of vertical damper mount pad, be provided with the positioning through hole corresponding positioning boss of setting cooperation one by one with the intermediate throughholes periphery of empty and load detecting device, be used for supporting empty and load detecting device adapter plate, realize the installation of vertical damper and empty and load detecting device simultaneously; Solve and be existingly not suitable with shaketable rapid speed freight car bogie framework scheme the problem that vertical and transverse hydraulic shock absorber is installed, effectively simplify the structure and manufacturing process simultaneously, realize lightweight low cost, in the limited space of bogie truck, be convenient to mounting arrangements, can ensure that again structural safety is reliable simultaneously;
In pair of beams, be provided with a pair of safe bracket, this safe bracket is provided with longitudinal stop surface, safe support connecting pin mounting hole and groove is installed, and under vehicle normal service condition, this safe bracket has the effect that connects framework and lateral damper; After bolster hanger lost efficacy, the safe bracket of its connection has the effect of holding bolster; Under drawing pull bar failure state, its longitudinal stop surface has the effect of transmitting longitudinal traction power; This safe bracket is collection lateral vibration absorbing, longitudinal traction protection and the vertical mount pad that is protected in one;
According to the stressing conditions of framework, what the base plate of axle box outer spring seat, base plate, the base plate of drawing pull bar flap seat and the lower cover of curb girder of axle box inner spring seat all adopted is overlapping weld, the shearing force that its cross weld is subject to is larger, the tired impact of butt welded seam is larger, horizontal attachment weld is designed to arc and/or dove-tail form by this utility model, the area that reduces this weld seam shearing force region, has improved weld strength.
Brief description of the drawings
Fig. 1 is the structural representation of the framework of the utility model railway rapid speed freight car bogie;
Fig. 2 is the structural representation of safe bracket in Fig. 1;
Fig. 3 is the structural representation of drawing pull bar flap seat in Fig. 1;
Fig. 4 is the structural representation of vertical damper mount pad in Fig. 1;
Fig. 5 is the structural representation of the vertical damper mount pad other direction of Fig. 4;
Fig. 6 is the structural representation of bolster flap seat in Fig. 1;
Fig. 7 is the mounting structure schematic diagram of axle box outer spring seat and axle box inner spring seat and curb girder in Fig. 1.
In figure, each parts label is as follows: curb girder 1 (wherein: two webs 11, upper cover plate 12, lower cover 13), crossbeam 2 (wherein: crossbeam endoporus 21), safe bracket 3 (wherein: safe support connecting pin mounting hole 31, groove 32 is installed, , longitudinally stop surface 33), drawing pull bar flap seat 4 (wherein: base plate 41, suspension arm 42, groove 43 is installed), vertical damper mount pad 5 (wherein: overhanging arm 51, base plate 52, bottom hole 53, positioning boss 54, groove 55 is installed), empty and load detecting device adapter plate 6, axle box outer spring seat 7 (wherein: base plate 71), axle box inner spring seat 8 (wherein: base plate 81), braking flap seat 9, bolster flap seat 10 (wherein: pipe base 10.1, outer arm 10.2, groove 10.3 is installed), laterally backstop wearing plate 14.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
The framework of rapid speed freight car bogie as shown in Figure 1, comprises drawing pull bar flap seat that a pair of curb girder 1, pair of beams 2, a pair of bolster flap seat 10, the two pairs of braking flap seats 9, the four pairs of axle box outer spring seats 7 and axle box inner spring seat 8, a pair of safe bracket 3, a pair of dislocation arrange 4, four vertical damper mount pads 5, a pair of horizontal backstop wearing plate 14.
The a pair of curb girder 1 of the present embodiment is two web box-structures, and pair of beams 2 be round steel cylinder structure, and the two ends of pair of beams pass respectively two webs 11 of a pair of curb girder 1, and between adopt circumferential weld connection; While making to manufacture, can finely tune to ensure precision, simultaneously in the time using, share a part of suspension rod and pass to the load of bolster flap seat, reduce the suffered load of circumferential weld.A pair of horizontal backstop wearing plate 14 be separately positioned on a pair of curb girder 1 the middle inside of two webs 11 divide, reduce the side friction to the two webs 11 of curb girder.
Shown in Fig. 3, upper cover plate 12 two ends of a pair of curb girder 1 are respectively arranged with vertical damper mount pad 5, and the base plate 52 of vertical damper mount pad 5 adopts overlapping weld to be connected with the upper cover plate 12 of curb girder 1, in conjunction with Fig. 4, shown in Fig. 5, on the overhanging arm 51 of vertical damper mount pad 5, be provided with the installation groove 55 connecting for the elastic caoutchouc ball strand on vertical damper, this installation groove 55 is connected with the elastic caoutchouc ball strand on vertical damper, then adopt staking pin to fix, form without abrasion and connect, base plate 52 middle parts of vertical damper mount pad 5 are provided with bottom hole 53, and the base plate 52 of one of them vertical damper mount pad 5 is provided with empty and load detecting device adapter plate 6 above, the intermediate throughholes periphery of empty and load detecting device adapter plate 6 is evenly equipped with positioning through hole, the base plate 52 of vertical damper mount pad 5 is provided with and positioning through hole corresponding positioning boss 54 of setting cooperation one by one above, be preferably four positioning boss 54, be used for supporting empty and load detecting device adapter plate 6, realize the installation of vertical damper and empty and load detecting device simultaneously, detection through hole on the intermediate throughholes of empty and load detecting device adapter plate 6, corresponding bottom hole 53 and curb girder 1 is coaxially arranged, after empty and load detecting device is arranged on this empty and load detecting device adapter plate, thereby the contact of being convenient to empty and load detecting device contacts with axle box top through curb girder 1.
Lower cover 13 two ends of a pair of curb girder 1 are respectively arranged with axle box outer spring seat 7 and axle box inner spring seat 8, lower cover 13 middle parts of a pair of curb girder 1 have shifted to install two drawing pull bar flap seats 4, on the suspension arm 42 of drawing pull bar flap seat 4, be provided with the installation groove 43 connecting for the elastic caoutchouc ball strand in drawing pull bar, this installation groove 43 is connected with drawing pull bar ball pivot, then adopt staking pin to fix, form without abrasion and connect.Shown in Fig. 7, the base plate 71 of axle box outer spring seat 7, the base plate 81 of axle box inner spring seat 8, the base plate 41 of drawing pull bar flap seat 4 and the lower cover 13 of curb girder 1 all adopt overlapping weld to be connected, the shearing force that its cross weld is subject to is larger, the tired impact of butt welded seam is larger, horizontal attachment weld is designed to arc and/or dove-tail form by this utility model, the area that reduces this weld seam shearing force region, has improved weld strength.
The two ends of pair of beams 2 are respectively arranged with bolster flap seat 10, are also provided with two pairs of braking flap seats 9 and a pair of safe bracket 3 in pair of beams 2.Braking flap seat 9 on crossbeam 2 and safe bracket 3 are connected with the pipe shaft of crossbeam 2 by overlapping weld.Shown in Fig. 6, bolster flap seat 10 comprises pipe base 10.1 and the outer arm 10.2 being connected as a single entity with it, pipe base 10.1 is inserted in the crossbeam endoporus 21 of crossbeam 2 ends, between the crossbeam endoporus 21 of the pipe base 10.1 of bolster flap seat 10 and crossbeam 2 ends, adopt transition fit to insert, and adopt circumferential weld to connect; Outer arm 10.2 tops are provided with the installation groove 10.3 connecting for the elastic caoutchouc ball strand on bolster hanger, groove 10.3 is installed and is connected with the elastic caoutchouc ball strand on bolster hanger, then adopt staking pin to fix, and form without abrasion and connect.
Shown in Fig. 2, the bottom of safe bracket 3 is provided with safe support connecting pin mounting hole 31, the horizontal inner side of safe bracket 3 is provided with the installation groove 32 connecting for the elastic caoutchouc ball strand on lateral damper, the longitudinal end of safe bracket 3 is provided with longitudinal stop surface 33, groove 32 is installed to be connected with the elastic caoutchouc ball strand on lateral damper, then adopt staking pin to fix, form without abrasion and connect.Under vehicle normal service condition, this safe bracket has the effect that connects framework and lateral damper; After bolster hanger lost efficacy, the safe bracket 3 of its connection has the effect of holding bolster; Under drawing pull bar failure state, its longitudinal stop surface 33 has the effect of transmitting longitudinal traction power.Therefore, this safe bracket is collection lateral vibration absorbing, longitudinal traction protection and the vertical mount pad that is protected in one.
Above-mentioned measure has solved and has existingly been not suitable with shaketable rapid speed freight car bogie framework scheme the problem that vertical and transverse hydraulic shock absorber is installed, effectively simplify the structure and manufacturing process simultaneously, realize lightweight low cost, in the limited space of bogie truck, be convenient to mounting arrangements, can ensure that again structural safety is reliable simultaneously.
Claims (7)
1. the framework of a railway rapid speed freight car bogie, comprise the curb girder (1) of a pair of pair of web box-structure and the crossbeam (2) of a pair of round steel cylinder structure, the two ends of described pair of beams (2) pass respectively two webs (11) of described a pair of curb girder (1), it is characterized in that:
Upper cover plate (12) two ends of described a pair of curb girder (1) are respectively arranged with vertical damper mount pad (5), on the overhanging arm (51) of described vertical damper mount pad (5), be provided with the installation groove (55) connecting for the elastic caoutchouc ball strand on vertical damper, base plate (52) middle part of described vertical damper mount pad (5) is provided with bottom hole (53), and the base plate (52) of one of them vertical damper mount pad (5) is provided with empty and load detecting device adapter plate (6) above, the intermediate throughholes of described empty and load detecting device adapter plate (6), corresponding bottom hole (53), and detection through hole on curb girder (1) is coaxially arranged, thereby the contact of being convenient to empty and load detecting device contacts with axle box top through curb girder (1),
Lower cover (13) two ends of described a pair of curb girder (1) are respectively arranged with axle box outer spring seat (7) and axle box inner spring seat (8), lower cover (13) middle part of described a pair of curb girder (1) has shifted to install two drawing pull bar flap seats (4), is provided with the installation groove (43) connecting for the elastic caoutchouc ball strand in drawing pull bar on the suspension arm (42) of described drawing pull bar flap seat (4);
The two ends of described pair of beams (2) are respectively arranged with bolster flap seat (10), in described pair of beams (2), be also provided with two pairs of braking flap seats (9) and a pair of safe brackets (3), the bottom of described safe bracket (3) is provided with safe support connecting pin mounting hole (31), the horizontal inner side of described safe bracket (3) is provided with the installation groove (32) connecting for the elastic caoutchouc ball strand on lateral damper, and the longitudinal end of described safe bracket (3) is provided with longitudinal stop surface (33).
2. the framework of railway rapid speed freight car bogie according to claim 1, it is characterized in that: the outer arm (10.2) that described bolster flap seat (10) comprises pipe base (10.1) and is connected as a single entity with it, described pipe base (10.1) is inserted in the crossbeam endoporus (21) of described crossbeam (2) end, and described outer arm (10.2) top is provided with the installation groove (10.3) connecting for the elastic caoutchouc ball strand on bolster hanger.
3. the framework of railway rapid speed freight car bogie according to claim 1 and 2, it is characterized in that: the intermediate throughholes periphery of described empty and load detecting device adapter plate (6) is evenly equipped with positioning through hole, the base plate (52) of described vertical damper mount pad (5) is provided with and described positioning through hole corresponding positioning boss (54) of setting cooperation one by one above.
4. the framework of railway rapid speed freight car bogie according to claim 1 and 2, it is characterized in that: the base plate (71) of described axle box outer spring seat (7), the base plate (81) of axle box inner spring seat (8), the base plate (41) of drawing pull bar flap seat (4) and the lower cover (13) of described curb girder (1) all adopt overlapping weld to be connected, and its horizontal attachment weld is designed to arc and/or dovetail form.
5. the framework of railway rapid speed freight car bogie according to claim 2, is characterized in that: between described crossbeam (2) and two webs (11) of curb girder (1), adopt circumferential weld to be connected; Between the crossbeam endoporus (21) of the pipe base (10.1) of described bolster flap seat (10) and crossbeam (2) end, adopt transition fit to insert, and adopt circumferential weld to connect.
6. the framework of railway rapid speed freight car bogie according to claim 1 and 2, is characterized in that: between the base plate (52) of described vertical damper mount pad (5) and the upper cover plate (12) of curb girder (1), adopt overlapping weld to be connected.
7. the framework of railway rapid speed freight car bogie according to claim 1 and 2, is characterized in that: the middle inside of two webs (11) of described a pair of curb girder (1) is respectively arranged with horizontal backstop wearing plate (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420347642.4U CN203902571U (en) | 2014-06-26 | 2014-06-26 | Frame of rapid railway freight car bogie |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420347642.4U CN203902571U (en) | 2014-06-26 | 2014-06-26 | Frame of rapid railway freight car bogie |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203902571U true CN203902571U (en) | 2014-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420347642.4U Expired - Lifetime CN203902571U (en) | 2014-06-26 | 2014-06-26 | Frame of rapid railway freight car bogie |
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| Country | Link |
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| CN (1) | CN203902571U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104139786A (en) * | 2014-06-26 | 2014-11-12 | 南车长江车辆有限公司 | Frame of bogie of railway fast freight car |
| RU2690294C2 (en) * | 2014-12-04 | 2019-05-31 | Альстом Транспорт Текнолоджис | Railway car bogie frame, corresponding bogie and manufacturing method of such frame |
| CN113442966A (en) * | 2020-03-27 | 2021-09-28 | 比亚迪股份有限公司 | Bogie for railway vehicle and railway vehicle with same |
-
2014
- 2014-06-26 CN CN201420347642.4U patent/CN203902571U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104139786A (en) * | 2014-06-26 | 2014-11-12 | 南车长江车辆有限公司 | Frame of bogie of railway fast freight car |
| RU2690294C2 (en) * | 2014-12-04 | 2019-05-31 | Альстом Транспорт Текнолоджис | Railway car bogie frame, corresponding bogie and manufacturing method of such frame |
| CN113442966A (en) * | 2020-03-27 | 2021-09-28 | 比亚迪股份有限公司 | Bogie for railway vehicle and railway vehicle with same |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |