CN111994119B - Rail vehicle and bogie thereof - Google Patents
Rail vehicle and bogie thereof Download PDFInfo
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- CN111994119B CN111994119B CN202010819244.8A CN202010819244A CN111994119B CN 111994119 B CN111994119 B CN 111994119B CN 202010819244 A CN202010819244 A CN 202010819244A CN 111994119 B CN111994119 B CN 111994119B
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- plate
- limiting
- traction device
- fixedly connected
- bogie
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
- B61F5/50—Other details
- B61F5/52—Bogie frames
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F5/00—Constructional details of bogies; Connections between bogies and vehicle underframes; Arrangements or devices for adjusting or allowing self-adjustment of wheel axles or bogies when rounding curves
- B61F5/50—Other details
Abstract
The invention relates to the technical field of railway vehicles, in particular to a railway vehicle and a bogie thereof. The bogie comprises a framework and a traction device; the framework comprises two side beams arranged side by side along the transverse direction, two cross beams arranged side by side along the longitudinal direction and a limiting device fixedly arranged on the two cross beams; the cross beam is arranged on the two side beams; the traction device is of a box body structure with a downward opening and is bridged on the two cross beams; the limiting device is used for limiting the traction device on the two cross beams along the transverse direction and the longitudinal direction. The bogie adopts the traction device with the box body structure, can better transmit longitudinal impact while ensuring the energy transmission and the structural strength between the upper car and the lower car, and can bear larger longitudinal impact load when colliding.
Description
Technical Field
The application relates to the technical field of railway vehicles, in particular to a railway vehicle and a bogie thereof.
Background
The rail vehicle is an important traffic tie connecting cities, is gradually a main vehicle in the cities, and is also a main carrier for realizing goods transportation. The rail vehicle mainly comprises a vehicle body and a bogie arranged below the vehicle body, wherein the bogie is used for bearing the vehicle body and realizing walking and steering functions.
Conventional bogies mainly include frames, wheel sets, traction devices, braking devices, damping devices, axle boxes, primary and secondary suspensions. The frame is a main framework of the bogie, and a general traction device is arranged at the center of the frame and used for realizing connection between the vehicle body and the frame. The prior traction device generally adopts a conical center pin structure, but the traction device with the structure cannot bear large impact load in the longitudinal direction.
Disclosure of Invention
The embodiment of the application provides a rail vehicle and a bogie thereof, wherein the bogie adopts a traction device with a box body structure, can ensure the energy transfer and the structural strength between an upper car and a lower car, and simultaneously can better transfer longitudinal impact and bear larger longitudinal impact load during collision.
According to a first aspect of embodiments of the present application, there is provided a bogie comprising a frame and a traction device;
the framework comprises two side beams arranged side by side along the transverse direction, two cross beams arranged side by side along the longitudinal direction and a limiting device fixedly arranged on the two cross beams;
the cross beam is arranged on the two side beams;
the traction device is of a box body structure with a downward opening and is bridged on the two cross beams;
the limiting device is used for limiting the traction device on the two cross beams along the transverse direction and the longitudinal direction.
Preferably, the traction device comprises two baffle plates oppositely arranged along the longitudinal direction, two side plates oppositely arranged along the transverse direction and an upper end plate arranged along the horizontal direction;
the baffle and the side plates are arranged in the vertical direction, and the height of each side plate is smaller than that of the baffle;
the bottom surface of the upper end plate is fixedly connected with the top surfaces of the baffle plate and the side plates, and the upper end plate is provided with a connecting structure for connecting a vehicle body;
one side plate is fixedly connected to one end part of each of the two baffle plates, and the other side plate is fixedly connected to the other end part of each of the two baffle plates; the bottom of the side plate is provided with a positioning groove matched with the two cross beams in shape, and the side plate is clamped at the tops of the two cross beams through the positioning groove;
along the longitudinal direction, the two cross beams are positioned between the two baffles, and the cross beams are abutted with the baffles on the corresponding sides.
Preferably, the traction device further comprises crash pads fixedly mounted at the bottom of the inner side surface of each baffle, and the two crash pads are arranged oppositely.
Preferably, the traction device further comprises a transverse rib and a longitudinal rib which are arranged between the two baffles in a criss-cross manner;
the top of the transverse rib plate is fixedly connected to the bottom surface of the upper end plate, and two end parts of the transverse rib plate are fixedly connected to the two side plates;
the top of the longitudinal rib plate is fixedly connected to the bottom surface of the upper end plate, and two end parts of the longitudinal rib plate are fixedly connected to the two baffle plates.
Preferably, the longitudinal rib plates are provided with arc-shaped grooves which correspond to the positioning grooves one to one, and are matched with the cross beam in shape through the arc-shaped grooves.
Preferably, the traction device further comprises reinforcing rib plates fixedly connected to the outer side faces of the baffles, and the tops of the reinforcing rib plates are fixedly connected to the bottom face of the upper end plate.
Preferably, the positioning groove and the arc-shaped groove are both semicircular grooves;
the thickness of the upper end plate is 40 mm-50 mm.
Preferably, two end parts of the side plate are provided with folded edges, and the folded edges are fixedly connected to the outer side surface of the baffle plate.
Preferably, the connecting structure is two rows of mounting holes symmetrically arranged along the longitudinal direction, and each row of mounting holes comprises a plurality of mounting holes uniformly distributed along the transverse direction.
Preferably, the limiting device comprises two limiting seats which are oppositely arranged along the transverse direction and limiting plates which are in one-to-one correspondence with the baffles;
the traction device is positioned between the two limiting seats;
the limiting seats are fixedly arranged at the tops of the two cross beams and are abutted with the corresponding side plates;
the limiting plates are fixedly connected to the cross beam and are abutted with the corresponding baffles;
and a plurality of supporting plates are fixedly connected between the limiting plate and the cross beam.
Preferably, the limiting seat comprises a limiting bracket and a limiting block;
the bottom of the limiting bracket is fixedly arranged between the two cross beams;
the limiting block is fixedly arranged on one side, facing the traction device, of the limiting support and is abutted to the side plate.
According to a second aspect of embodiments of the present application, there is provided a rail vehicle comprising any one of the bogies provided in the above-mentioned claims.
Adopt rail vehicle and bogie thereof that provides in this application embodiment, have following beneficial effect:
the bogie comprises a framework and a traction device, wherein the framework is fixedly connected with two cross beams between two side beams arranged side by side, the traction device is of a box body structure with a downward opening and is limited on the two cross beams along the transverse direction and the longitudinal direction through a limiting device; because draw gear is spacing on two crossbeams through stop device to adopt the box structure of opening down, can strengthen draw gear structural strength and rigidity in horizontal and vertical, consequently, compare with the draw gear of current center pin structure, the draw gear of this application embodiment not only has simple structure's characteristics, but also can be when guaranteeing energy transfer and structural strength between getting on and off the car, better transmission vertical impact, and can bear great vertical impact load when colliding.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
fig. 1 is a schematic perspective view of a bogie according to an embodiment of the present application;
FIG. 2 is a schematic view of an assembly structure between a frame and a traction device of the bogie provided in FIG. 1;
FIG. 3 is a perspective view of the frame provided in FIG. 2;
FIG. 4 is a schematic perspective view of an angle of the draft gear of FIG. 1;
fig. 5 is a schematic perspective view of another angle of the traction device provided in fig. 1.
Reference numerals:
1-a side beam; 2-a cross beam; 4-wheel pair; 6-secondary suspension device; 7-a traction device; 21-a limiting seat; 22-a limiting plate; 23-a support plate; 71-a baffle; 72-side plate; 73-upper end plate; 74-reinforcing plate; 75-crash pad; 76-transverse ribs; 77-longitudinal ribs; 731-mounting holes; 721-positioning grooves; 722-folding; 771-arc groove; 211-a spacing bracket; 212-a stopper.
Detailed Description
In order to make the technical solutions and advantages of the embodiments of the present application more apparent, the following further detailed description of the exemplary embodiments of the present application with reference to the accompanying drawings makes it clear that the described embodiments are only a part of the embodiments of the present application, and are not exhaustive of all embodiments. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
In the embodiment of the present application, the longitudinal direction is the traveling direction of the railway vehicle, i.e., the arrangement direction of the two wheel pairs; the transverse direction is the vehicle width direction of the railway vehicle, namely the axial direction of a wheel centering axle or the length extending direction of a cross beam in a framework; the vertical direction is a vertical direction, i.e., a height direction of the rail vehicle.
The embodiment of the application provides a railway vehicle and a bogie thereof, the railway vehicle comprises the bogie and a vehicle body (not shown in the figure) arranged on the bogie, the top of a traction device is used for fixedly connecting the vehicle body, and the traction device transmits traction force and braking force to the vehicle body while supporting the vehicle body. The detailed structure of the bogie employed in the railway vehicle will be described below, with reference to fig. 1, 2, 3 and 4.
As shown in the structure of fig. 1, the bogie comprises a framework and a traction device 7, and further comprises a wheel pair 4 for supporting the framework to rotate along a track and a secondary suspension device 6 arranged at the top of the framework; the framework comprises two side beams 1 which are arranged side by side along the transverse direction, two cross beams 2 which are arranged side by side along the longitudinal direction and a limiting device which is fixedly arranged on the two cross beams 2; the cross beam 2 is arranged on the two side beams 1 through two ends, namely, one end is arranged on one side beam 1, and the other end is arranged on the other side beam 1; as shown in the structures of fig. 1, 2 and 3, two cross beams 2 are arranged between two parallel side beams 1, the two cross beams 2 are arranged in parallel and at intervals, the two cross beams 2 are vertically connected with the side beams 1, the arrangement direction of the two side beams 1 is overlapped with the arrangement direction of the steel rails, and the length direction of the cross beam 2 is overlapped with the width direction of the railway vehicle; the length direction of the side beam 1 is superposed with the advancing direction of the rail vehicle, the length direction of the rail vehicle, the arrangement direction of the two cross beams 2 and the extending direction of the steel rail; the cross beam 2 can be made of steel pipes; as shown in the structures of fig. 1, 4 and 5, the traction device 7 is a box structure with a downward opening and is bridged on the two cross beams 2; the traction device 7 is of a box structure, an opening of the traction device faces the cross beams 2, and the traction device 7 is bridged on the tops of the two cross beams 2 through the opening; in the transverse direction, the traction device 7 is located in the middle of the crossbeam 2; the traction device 7 is installed on the two cross beams 2 in a limiting mode through the limiting device, the top of the traction device 7 is used for being connected with the vehicle body, and power transmission is carried out on the vehicle body through the traction device 7, so that the vehicle body moves along the steel rail under the driving of the bogie.
The bogie comprises a framework and a traction device 7, wherein the framework is provided with two cross beams 2 between two side beams 1 arranged side by side, the traction device 7 is of a box structure with a downward opening and is transversely and longitudinally limited and arranged at the upper parts of the two cross beams 2 through a limiting device; because the traction device 7 is limited on the two cross beams 2 by the limiting device, and the traction device 7 adopts a box body structure with a downward opening, the traction device 7 can be always kept on the two cross beams 2 under the action of gravity of the vehicle body, and stably and reliably transmits power to the vehicle body, and meanwhile, the traction device 7 adopts the box body structure to enhance the structural strength and rigidity in the transverse direction and the longitudinal direction, so compared with the traction device 7 of the existing center pin structure, the traction device 7 of the embodiment of the application not only has the characteristic of simple structure, but also can better transmit longitudinal impact while ensuring the energy transmission and the structural strength between the upper vehicle and the lower vehicle, and can bear larger longitudinal impact load during collision.
In a specific embodiment, as shown in the structure of fig. 4 and 5, the above-mentioned traction device 7 comprises two baffles 71 oppositely arranged along the longitudinal direction, two side plates 72 oppositely arranged along the transverse direction and an upper end plate 73 arranged along the horizontal direction; the baffle 71 and the side plate 72 are both arranged along the vertical direction, and the height of the side plate 72 is smaller than that of the baffle 71; the bottom surface of the upper end plate 73 is fixedly connected with the top surface of the baffle plate 71 and the top surface of the side plate 72, and a box body structure with a downward opening is formed by the upper end plate 73, the baffle plate 71 and the side plate 72; the upper end plate 73 is provided with a connecting structure for connecting the vehicle body; one side plate 72 is fixedly connected to one end portions of the two baffle plates 71, and the other side plate 72 is fixedly connected to the other end portions of the two baffle plates 71; the bottom of the side plate 72 is provided with a positioning slot 721 matched with the two beams 2 of the framework in shape; the side plates 72 are clamped at the tops of the two cross beams 2 in a shape matching way through positioning grooves 721; in the longitudinal direction, two beams 2 are positioned between two baffles 71, and the beams 2 are abutted with the baffles 71 on the corresponding side; the limit installation of the traction device 7 in the longitudinal direction is realized by the abutment of the cross beam 2 and the corresponding side baffle 71. The traction device 7 is installed and connected with the vehicle body through the upper end plate 73, the connecting structure arranged on the upper end plate 73 can be two rows of installing holes 731 symmetrically arranged along the longitudinal direction, and each row of installing holes 731 comprises a plurality of installing holes 731 uniformly distributed along the transverse direction; as shown in the structure of fig. 1 and 4, two rows of mounting holes 731 are formed in the upper end plate 73, the mounting holes 731 are used for penetrating bolts, the arrangement direction of each row of mounting holes 731 is consistent with the extending direction of the cross beam 2, and the arrangement direction of the two rows of mounting holes 731 is consistent with the arrangement direction of the two wheel pairs 4; the actual number of the installation holes 731 may be determined according to actual conditions. The thickness of the upper end plate 73 is 40mm to 50mm, such as: 40mm, 45mm, 50 mm.
In the working process of the bogie, the positioning grooves 721 at the bottoms of the side plates 72 are clamped on the cross beam 2 of the framework in a shape matching manner, and the baffle plates 71 are arranged in parallel with the cross beam 2 and abut against the outer side of the cross beam 2, so that the traction device 7 is limited on the framework; the above-described draft gear 7 adopts a box structure formed by the upper end plate 73, the baffle plate 71 and the side plate 72, and the structural strength and rigidity of the draft gear 7 in the longitudinal direction can be enhanced by the box.
Specifically, as shown in fig. 1 and 2, the traction device 7 further includes a crash pad 75 fixedly mounted at the bottom of the inner side of each baffle 71, and the two crash pads 75 are disposed opposite to each other. The baffles 71 are arranged in the vertical direction, the outer side surfaces of the baffles 71 are the surfaces of the baffles 71 facing the outer side of the traction device 7, the inner side surfaces of the baffles 71 are the surfaces of the baffles 71 facing the inner side of the traction device 7, that is, the opposite surfaces of the two baffles 71 are the inner side surfaces of the baffles 71, and the opposite surfaces of the two baffles 71 are the outer side surfaces of the baffles 71. The crash pad 75 may be a wear plate made of a wear resistant material.
Because the crash pad 75 is arranged at the bottom of the inner side surface of the baffle 71, when the bogie is in operation and the baffle 71 is abutted against or collided with the cross beam 2, the crash pad 75 is positioned between the baffle 71 and the cross beam 2, and the baffle 71 cannot be in direct contact with the cross beam 2, so that the effect of protecting the cross beam 2 and the baffle 71 is achieved.
In order to further improve the structural strength and rigidity of the traction device 7, as shown in the structure of fig. 5, the traction device 7 further includes a transverse rib 76 and a longitudinal rib 77 arranged crosswise between the two baffles 71; the top of the transverse rib 76 is fixedly connected to the bottom surface of the upper end plate 73, and the two end parts are fixedly connected to the two side plates 72; the top of the longitudinal rib 77 is fixedly connected to the bottom surface of the upper end plate 73, and both ends are fixedly connected to the two blocking plates 71. In the draft gear 7 of fig. 5, only one lateral rib 76 and one longitudinal rib 77 are provided, the lateral rib 76 being disposed in parallel with the two flaps 71 and being located at the middle of the two flaps 71; the longitudinal rib 77 is arranged parallel to the two side plates 72 and is located in the middle of the two side plates 72; in the present embodiment, only one transverse rib 76 and one longitudinal rib 77 that intersect vertically and horizontally are provided as an example for description, but in actual use, a plurality of transverse ribs 76 and longitudinal ribs 77 that intersect vertically and horizontally may be provided.
Because the longitudinal rib 77 is fixedly connected between the two baffle plates 71, the transverse rib 76 is fixedly connected between the two side plates 72, and meanwhile, the transverse rib 76 and the top of the longitudinal rib 77 are fixedly connected with the upper end plate 73, the structural strength and rigidity of the traction device 7 can be further enhanced through the longitudinal rib 77 and the transverse rib 76, so that the capability of the traction device 7 for bearing longitudinal impact load and transverse impact load is further improved.
In order to enhance the limit mounting between the traction device 7 and the frame, as shown in the structure of fig. 5, the longitudinal rib plate 77 is provided with arc grooves 771 corresponding to the positioning slots 721 one by one, and the arc grooves 771 are used for being matched with the cross beam 2 in shape. As shown in the structure of fig. 5, the curb plate 72 is provided with two constant head tanks 721 that set up along the array direction interval of baffle 71, every constant head tank 721 corresponds a crossbeam 2, constant head tank 721 can the joint on crossbeam 2, be provided with a longitudinal rib 77 between two curb plates 72, also can be provided with two arc recess 771 on the longitudinal rib 77, the quantity of arc recess 771, array direction and the quantity that sets up position and constant head tank 721, array direction and set up the position and all unanimous, every arc recess 771 corresponds a crossbeam 2, when installing draw gear 7 on crossbeam 2, every constant head tank 721 joint is on crossbeam 2, arc recess 771 can the joint on crossbeam 2, also can have the interval between the crossbeam 2. The positioning slot 721 and the arc-shaped groove 771 can both be semicircular grooves; the bottom of the side plate 72 is provided with two positioning grooves 721 distributed along the arrangement direction of the two baffles 71. When the appearance of crossbeam 2 is cylinder or pipe, constant head tank 721 and arc recess 771 all can be the semicircle groove to the semicircle groove can the joint just on the upper portion lateral surface of crossbeam 2, make closely cooperate between crossbeam 2 and curb plate 72 and the vertical floor 77, simultaneously, curb plate 72 is provided with two constant head tanks 721 with two crossbeam 2 cooperations, corresponds with constant head tank 721 and is provided with two arc recesses 771. The number of the positioning grooves 721 and the arc grooves 771 is matched with the number of the beams 2 of the frame, and is not limited to two positioning grooves 721 arranged in fig. 5, and when the number of the beams 2 is 1, 3 or more, the number of the positioning grooves 721 is correspondingly 1, 3 or more.
Because vertical floor 77 is provided with the arc recess 771 with constant head tank 721 one-to-one, can carry out the form fit through arc recess 771 with the crossbeam 2 of framework for spacing cooperation between draw gear 7 and the crossbeam 2 is more stable, reliable, simultaneously, can also avoid vertical floor 77 to appear stress concentration's phenomenon through arc recess 771, is favorable to improving the structural strength and the life of vertical floor 77.
As shown in fig. 4 and 5, the traction device 7 further includes a rib 74 fixedly connected to an outer side surface of each baffle 71, and a top of the rib 74 is fixedly connected to a bottom surface of the upper end plate 73. The stiffener plate 74 may be a triangular plate or a trapezoidal plate. As shown in fig. 1 and 4, two reinforcing rib plates 74 are provided on the outer side surface of the baffle 71, and in the embodiment of the present invention, only two reinforcing rib plates 74 are provided on the outer side surface of the baffle 71 as an example, and the number and the positions of the reinforcing rib plates 74 may be determined according to actual situations in the actual use process.
Through two reinforcing rib plates 74 arranged on the outer side face of the baffle plate 71, the baffle plate 71 and the upper end plate 73 are fixedly connected together through the reinforcing rib plates 74, the connection strength between the baffle plate 71 and the upper end plate 73 can be improved through the reinforcing rib plates 74, meanwhile, the reinforcing rib plates 74 are arranged on the outer side face of the baffle plate 71, the structural strength and the rigidity of the traction device 7 can be improved, and therefore the capability of the traction device 7 for bearing longitudinal impact load is improved.
As shown in fig. 4 and 5, the side plates 72 are provided at both ends thereof with flanges 722, and the flanges 722 are fixedly connected to the outer side surfaces of the baffle plates 71. The end parts of the side plates 72 facing the two baffles 71 are provided with folded edges 722, the folded edges 722 are bent towards the inner sides of the traction devices 7, the folded edges 722 formed by the end parts of the two side plates 72 are arranged oppositely, the folded edges 722 can be right-angle folded edges, the side plates 72 are coated on the outer side faces of the end parts of the baffles 71 through the folded edges 722 and are connected with the baffles 71 in a welded mode through the folded edges 722, so that the connection area between the side plates 72 and the baffles 71 is increased, the connection strength between the side plates 72 and the baffles 71 is increased, the longitudinal structural strength of the traction devices 7 can be increased, and the capability of bearing longitudinal impact loads of the traction devices 7 is improved.
On the basis of the various embodiments, as shown in the structure of fig. 3, the limiting device of the framework comprises two limiting seats 21 which are arranged oppositely along the transverse direction and limiting plates 22 which are in one-to-one correspondence with each baffle 71; the traction device 7 is positioned between the two limiting seats 21; as shown in the structure of fig. 1, the limiting seats 21 are fixedly mounted at the tops of the two cross beams 2 and are abutted with the corresponding side plates 72; the limiting plate 22 is fixedly connected to the cross beam 2 and is abutted against the corresponding baffle 71; a plurality of support plates 23 are fixedly connected between the limiting plate 22 and the beam 2. The limiting seat 21 may include a limiting bracket 211 and a limiting block 212; the bottom of the limiting bracket 211 is fixedly arranged between the two cross beams 2; the limiting block 212 is fixedly installed on one side of the limiting bracket 211 facing the traction device 7, and is abutted against the side plate 72.
In the bogie, a limiting device for limiting the traction device 7 on the cross beam 2 can comprise a limiting seat 21 and a limiting plate 22 which are arranged on the periphery of the traction device 7, the limitation of the traction device 7 on the transverse direction is realized by the two limiting seats 21, the limitation of the traction device 7 on the longitudinal direction is realized by the two limiting plates 22, and the clamping and positioning of the traction device 7 on the cross beam 2 are realized by the gravity of the vehicle body in the vertical direction, so that the vehicle body and the bogie are connected together through the traction device 7, and the power transmission is realized through the traction device 7.
While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all alterations and modifications as fall within the scope of the application.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.
Claims (11)
1. A bogie is characterized by comprising a framework and a traction device;
the framework comprises two side beams arranged side by side along the transverse direction, two cross beams arranged side by side along the longitudinal direction and a limiting device fixedly arranged on the two cross beams;
the cross beam is arranged on the two side beams;
the traction device is of a box body structure with a downward opening and is bridged on the two cross beams;
the limiting device is used for limiting the traction device on the two cross beams along the transverse direction and the longitudinal direction;
the traction device comprises two baffles which are oppositely arranged along the longitudinal direction, two side plates which are oppositely arranged along the transverse direction and an upper end plate which is arranged along the horizontal direction;
the baffle and the side plates are arranged in the vertical direction, and the height of each side plate is smaller than that of the baffle;
the bottom surface of the upper end plate is fixedly connected with the top surfaces of the baffle plate and the side plates, and the upper end plate is provided with a connecting structure for connecting a vehicle body;
one side plate is fixedly connected to one end part of each of the two baffle plates, and the other side plate is fixedly connected to the other end part of each of the two baffle plates; the bottom of the side plate is provided with a positioning groove matched with the two cross beams in shape, and the side plate is clamped at the tops of the two cross beams through the positioning groove;
along the longitudinal direction, the two cross beams are positioned between the two baffles, and the cross beams are abutted with the baffles on the corresponding sides.
2. The bogie of claim 1, wherein the traction device further comprises a crash pad fixedly mounted to the bottom of the inner side of each of the fenders, the crash pads being disposed opposite each other.
3. The bogie according to claim 2, wherein the draft gear further comprises a transverse rib and a longitudinal rib disposed criss-cross between the two fenders;
the top of the transverse rib plate is fixedly connected to the bottom surface of the upper end plate, and two end parts of the transverse rib plate are fixedly connected to the two side plates;
the top of the longitudinal rib plate is fixedly connected to the bottom surface of the upper end plate, and two end parts of the longitudinal rib plate are fixedly connected to the two baffle plates.
4. A bogie as claimed in claim 3 in which the longitudinal ribs are provided with arcuate recesses corresponding one to one with the locating slots and form-fitting with the cross beam through the arcuate recesses.
5. The bogie according to claim 4, wherein the traction device further comprises a reinforcing rib plate fixedly connected to an outer side surface of each baffle plate, and a top portion of the reinforcing rib plate is fixedly connected to a bottom surface of the upper end plate.
6. The truck of claim 4 wherein the detent and the arcuate groove are each semi-circular grooves;
the thickness of the upper end plate is 40 mm-50 mm.
7. The bogie of claim 1, wherein the side plates are each provided at both ends with a flange fixedly attached to an outer side of the stop plate.
8. The bogie according to claim 1, wherein the connecting structure is two rows of mounting holes symmetrically arranged along the longitudinal direction, and each row of mounting holes comprises a plurality of mounting holes uniformly distributed along the transverse direction.
9. The bogie according to any one of claims 1 to 8, wherein the limiting device comprises two limiting seats which are oppositely arranged in the transverse direction and a limiting plate which corresponds to each baffle one by one;
the traction device is positioned between the two limiting seats;
the limiting seats are fixedly arranged at the tops of the two cross beams and are abutted with the corresponding side plates;
the limiting plates are fixedly connected to the cross beam and are abutted with the corresponding baffles;
and a plurality of supporting plates are fixedly connected between the limiting plate and the cross beam.
10. The bogie of claim 9, wherein the limit seat comprises a limit bracket and a limit block;
the bottom of the limiting bracket is fixedly arranged between the two cross beams;
the limiting block is fixedly arranged on one side, facing the traction device, of the limiting support and is abutted to the side plate.
11. A rail vehicle, characterized in that it comprises a bogie according to any one of claims 1-10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010819244.8A CN111994119B (en) | 2020-08-14 | 2020-08-14 | Rail vehicle and bogie thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010819244.8A CN111994119B (en) | 2020-08-14 | 2020-08-14 | Rail vehicle and bogie thereof |
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| Publication Number | Publication Date |
|---|---|
| CN111994119A CN111994119A (en) | 2020-11-27 |
| CN111994119B true CN111994119B (en) | 2022-02-01 |
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| CN202010819244.8A Active CN111994119B (en) | 2020-08-14 | 2020-08-14 | Rail vehicle and bogie thereof |
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| CN111994118B (en) * | 2020-08-14 | 2022-02-01 | 中车唐山机车车辆有限公司 | Rail vehicle |
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| CN108725493A (en) * | 2018-07-17 | 2018-11-02 | 中车株洲电力机车有限公司 | A kind of draft gear and its bogie |
| CN110143213A (en) * | 2019-06-21 | 2019-08-20 | 株洲时代电子技术有限公司 | A kind of Draft gear of bogie and its application |
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2020
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| US3191551A (en) * | 1962-06-06 | 1965-06-29 | Metalastik Ltd | Railway vehicles |
| FR2605276A1 (en) * | 1986-10-17 | 1988-04-22 | Alsthom | Back-up stop device for secondary pneumatic suspension for vehicle with bogies |
| KR101236536B1 (en) * | 2011-02-14 | 2013-02-28 | 주식회사 우진산전 | Monorail bogie assay with separation preventing means of carriage |
| CN204605834U (en) * | 2015-02-05 | 2015-09-02 | 南车青岛四方机车车辆股份有限公司 | A kind of high speed railway car bogie truck |
| CN105539483A (en) * | 2015-12-15 | 2016-05-04 | 唐山轨道客车有限责任公司 | Railway vehicle bogie and railway vehicle |
| CN108725493A (en) * | 2018-07-17 | 2018-11-02 | 中车株洲电力机车有限公司 | A kind of draft gear and its bogie |
| CN110143213A (en) * | 2019-06-21 | 2019-08-20 | 株洲时代电子技术有限公司 | A kind of Draft gear of bogie and its application |
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| CN111994119A (en) | 2020-11-27 |
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