CN217294523U

CN217294523U - Bearing saddle structure of bogie

Info

Publication number: CN217294523U
Application number: CN202221392929.XU
Authority: CN
Inventors: 马庆林; 韩东; 英宇
Original assignee: Liaoning Jinbo Locomotive And Vehicle Equipment Manufacturing Co ltd
Current assignee: Liaoning Jinbo Locomotive And Vehicle Equipment Manufacturing Co ltd
Priority date: 2022-06-06
Filing date: 2022-06-06
Publication date: 2022-08-26
Anticipated expiration: 2032-06-06

Abstract

The utility model discloses a bogie bearing saddle structure, which belongs to the technical field of railway transportation device design and manufacture, and comprises a side frame, wherein the bottoms of the two ends of the side frame are respectively provided with a wheel pair bearing, the top of the wheel pair bearing is provided with a bearing saddle, the top of the bearing saddle is provided with a reinforcing component, and two sides of the bearing saddle are provided with anti-drop components; the utility model discloses a set up the anticreep subassembly, but under the elastic force of spring the stopper meeting wheel set bearing surface's recess carries out the joint, can effectively avoid bearing saddle and wheel set bearing to break away from under the slip joint between stopper, bearing saddle and the wheel set bearing is spacing, and then played the reinforced (rfd) effect of anticreep.

Description

Bearing saddle structure of bogie

Technical Field

The utility model belongs to the technical field of the design and manufacture of railway transportation device, concretely relates to bogie bearing saddle structure.

Background

The bogie is a common structure on a railway wagon, and for the bogie of the railway wagon, the shear rigidity of the bogie is an important parameter influencing the straight line running stability of the bogie, and the magnitude of the shear rigidity directly influences the snake-shaped instability critical speed of a vehicle, the running stability of the vehicle and the derailment safety; the bending rigidity is an important parameter influencing the curve passing performance of the bogie, and the size of the bending rigidity directly influences the wheel abrasion speed and the wheel rail force.

In the bogie bearing saddle structure disclosed by the Chinese patent application number of 201220259113.X, the auxiliary framework and the bearing saddle are fixedly connected through two bolts, the connecting structure is too weak, the bearing strength is poor, the bearing saddle is connected with a suspension system through the sleeve-joint mode, the connecting structure is not stable enough, and derailment easily occurs.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a bogie bearing saddle structure has sound construction, operates steady characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a bogie bearing saddle structure, includes the side bearer, two install vice framework between the side bearer, the both ends bottom of side bearer all is provided with the wheel pair bearing, the bearing saddle is all installed at the top of wheel pair bearing, the top of bearing the saddle all is provided with the reinforcement subassembly.

Preferably, the reinforcement component includes spacing groove, bolt and fixing base, the top of bearing the saddle all is provided with the fixing base, the spacing groove has all been seted up to the inside of fixing base, three bolt has been inlayed to the inside of fixing base, the fixing base all is "n" font structure, closely laminate between the surface of vice framework and the spacing groove, be sliding connection between vice framework and the spacing groove.

Preferably, one side of fixing base all is provided with fixed cover, the gusset plate has all been inlayed to the inside of fixed cover, be sliding connection between gusset plate and fixed cover, fixing base, the vice framework, the inside of fixing base, vice framework, gusset plate and bearing saddle all sets up threaded hole, and is middle be threaded engagement between bolt and the threaded hole and be connected.

Preferably, the both sides of bearing the saddle are provided with the anticreep subassembly, the anticreep subassembly is including fixed plate, connecting rod, stopper, spring and connecting plate, the both sides of bearing the saddle all are provided with the fixed plate, the connecting rod has all been inlayed to the inside of fixed plate, the bottom of connecting rod all is connected with the connecting plate, the surface of connecting rod all overlaps there is the stopper, the connecting rod surface of stopper below all overlaps there is the spring.

Preferably, be sliding connection between stopper and the connecting rod, the stopper all is half arc structure, the stopper closely laminates with the recess on wheel pair bearing surface, be the rotation connection between wheel pair bearing and the stopper.

Preferably, the connecting rod and the fixed plate are both in threaded engagement connection, the connecting rod and the connecting plate are both in rotational connection, and the connecting rod and the fixed plate are in a split structure.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up the reinforcement assembly, the fixing base can be implemented spacingly to vice framework, connects under the padlock at the meshing of three bolt, can make vice framework and bear the weight of the connection structure between the saddle more firm, and the rethread gusset plate is spacing to fixed cover and being connected between the vice framework, can further strengthen vice framework and bear the weight of the connection structure between the saddle to make whole bearing strength higher, structural stability is better.

2. The utility model discloses a set up the anticreep subassembly, be connected fixedly between connecting rod and the fixed plate, can give ascending power of stopper under the elastic force of spring, the stopper can carry out the joint with the recess of wheel pair bearing surface, can effectively avoid bearing the saddle and break away from with the wheel pair bearing under stopper, the slip joint between bearing the saddle and the wheel pair bearing is spacing, and then played the reinforced effect of anticreep.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a front view of the adapter of the present invention;

FIG. 3 is a side cross-sectional view of the reinforcement assembly of the present invention;

fig. 4 is a sectional view of the anti-dropping assembly of the present invention.

In the figure: 1. a side frame; 2. a wheel set bearing; 3. a bearing saddle; 4. an anti-drop component; 41. a fixing plate; 42. a connecting rod; 43. a limiting block; 44. a spring; 45. a connecting plate; 5. a reinforcement assembly; 51. fixing a sleeve; 52. a reinforcing plate; 53. a threaded hole; 54. a limiting groove; 55. a bolt; 56. a fixed seat; 6. and a sub-frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a bogie bearing saddle structure, includes side bearer 1, installs vice framework 6 between two side bearers 1, and the both ends bottom of side bearer 1 all is provided with wheel pair bearing 2, and adapter 3 is all installed at wheel pair bearing 2's top, and adapter 3's top all is provided with reinforcement assembly 5.

Specifically, reinforcement component 5 includes spacing groove 54, bolt 55 and fixing base 56, and the top of bearing saddle 3 all is provided with fixing base 56, and spacing groove 54 has all been seted up to fixing base 56's inside, and three bolt 55 has been inlayed to fixing base 56's inside, and fixing base 56 all is "n" font structure, closely laminates between vice framework 6's surface and the spacing groove 54, is sliding connection between vice framework 6 and the spacing groove 54.

Through adopting above-mentioned technical scheme, fixing base 56 can implement spacingly to vice framework 6, can make vice framework 6 and bear the bearing saddle 3 between the connection structure more firm.

Specifically, one side of fixing base 56 all is provided with fixed cover 51, and gusset plate 52 has all been inlayed to fixed cover 51's inside, is sliding connection between gusset plate 52 and fixed cover 51, fixing base 56, vice framework 6, and threaded hole 53 has all been seted up to fixing base 56, vice framework 6, gusset plate 52 and the inside of bearing saddle 3, is threaded engagement between intermediate bolt 55 and the threaded hole 53 and is connected.

By adopting the technical scheme, the connection structure between the auxiliary framework 6 and the bearing saddle 3 can be further strengthened by limiting the connection between the fixing sleeve 51 and the auxiliary framework 6 through the reinforcing plate 52.

When the fixing device is used in the embodiment, the fixing seat 56 can limit the position of the secondary frame 6, the connection structure between the secondary frame 6 and the bearing saddle 3 can be firmer under the meshing connection and locking of the three bolts 55, and the connection structure between the secondary frame 6 and the bearing saddle 3 can be further reinforced by limiting the connection between the fixing sleeve 51 and the secondary frame 6 through the reinforcing plate 52, so that the overall bearing strength is higher, and the structural stability is better;

example 2

The present embodiment is different from embodiment 1 in that: bear the saddle 3 both sides and be provided with anticreep subassembly 4, anticreep subassembly 4 all is provided with fixed plate 41 including fixed plate 41, connecting rod 42, stopper 43, spring 44 and connecting plate 45, bears the both sides of saddle 3, and connecting rod 42 has all been inlayed to fixed plate 41's inside, and connecting rod 42's bottom all is connected with connecting plate 45, and connecting rod 42's surface all overlaps has stopper 43, and the connecting rod 42 surface of stopper 43 below all overlaps has spring 44.

Specifically, the limiting blocks 43 and the connecting rods 42 are connected in a sliding mode, the limiting blocks 43 are of semi-arc structures, the limiting blocks 43 are tightly attached to grooves in the surface of the wheel set bearing 2, and the wheel set bearing 2 is connected with the limiting blocks 43 in a rotating mode.

Through adopting above-mentioned technical scheme, can give stopper 43 an ascending power under the elastic force of spring 44, stopper 43 can carry out the joint with the recess on wheel pair bearing 2 surface.

Specifically, the connecting rod 42 and the fixing plate 41 are both in threaded engagement connection, the connecting rod 42 and the connecting plate 45 are both in rotational connection, and the connecting rod 42 and the fixing plate 41 are in a split structure.

Through adopting above-mentioned technical scheme, can carry out the dismouting to stopper 43, be convenient for overhaul the change to the device.

When this embodiment uses, be connected fixedly between connecting rod 42 and fixed plate 41, can give stopper 43 an ascending power under the elastic action force of spring 44, stopper 43 can carry out the joint with the recess on wheel pair bearing 2 surface, can effectively avoid bearing saddle 3 and wheel pair bearing 2 to break away from under stopper 43, the slip joint between bearing saddle 3 and the wheel pair bearing 2 is spacing, and then has played the reinforced effect of anticreep.

The structure and the use principle of the side frame 1, the wheel pair bearing 2, the bearing saddle 3 and the auxiliary framework 6 in the utility model are disclosed in a bogie bearing saddle structure disclosed by the Chinese patent application number of 201220259113.

The utility model discloses a theory of operation and use flow: the utility model discloses during the use, fixing base 56 can implement spacingly to vice framework 6, connect under the lock at three bolt 55's meshing, can make vice framework 6 and bear the weight of the connection structure between saddle 3 more firm, rethread gusset plate 52 is spacing to being connected between fixed cover 51 and vice framework 6, can further strengthen vice framework 6 and bear the weight of the connection structure between saddle 3, thereby it is higher to make whole bearing strength, structural stability is better, it is fixed to be connected between connecting rod 42 and fixed plate 41 again, can give stopper 43 an ascending power under the elastic force of spring 44, stopper 43 can carry out the joint with the recess on wheel set bearing 2 surface, at stopper 43, bear and can effectively avoid bearing saddle 3 and wheel set bearing 2 to break away from under the slip joint between saddle 3 and the wheel set bearing 2 is spacing, and then played the reinforced effect of anticreep.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A bogie adapter structure, includes side bearer (1), its characterized in that: two install assistant framework (6) between side bearer (1), the both ends bottom of side bearer (1) all is provided with wheel pair bearing (2), bear saddle (3) are all installed at the top of wheel pair bearing (2), the top of bearing saddle (3) all is provided with reinforcement assembly (5).

2. A truck adapter structure according to claim 1, wherein: the reinforced component (5) comprises a limiting groove (54), a bolt (55) and a fixing seat (56), wherein the fixing seat (56) is arranged at the top of the bearing saddle (3), the limiting groove (54) is formed in the fixing seat (56), the three bolt (55) is embedded in the fixing seat (56), the fixing seat (56) is of an n-shaped structure, the surface of the auxiliary framework (6) is tightly attached to the limiting groove (54), and the auxiliary framework (6) is connected with the limiting groove (54) in a sliding mode.

3. A truck adapter structure according to claim 2, wherein: one side of fixing base (56) all is provided with fixed cover (51), gusset plate (52) have all been inlayed to the inside of fixed cover (51), be sliding connection between gusset plate (52) and fixed cover (51), fixing base (56), vice framework (6), threaded hole (53) have all been seted up to fixing base (56), vice framework (6), gusset plate (52) and the inside of bearing saddle (3), and is middle be threaded engagement between bolt (55) and threaded hole (53) and be connected.

4. A truck adapter structure according to claim 1, wherein: bear both sides of saddle (3) and be provided with anticreep subassembly (4), anticreep subassembly (4) all are provided with fixed plate (41), connecting rod (42), stopper (43), spring (44) and connecting plate (45) including fixed plate (41), connecting rod (42) have all been inlayed to the both sides of bearing saddle (3), connecting rod (42) have all been inlayed to the inside of fixed plate (41), the bottom of connecting rod (42) all is connected with connecting plate (45), the surface of connecting rod (42) all overlaps has stopper (43), connecting rod (42) surface of stopper (43) below all overlaps has spring (44).

5. The truck adapter structure of claim 4, further comprising: be sliding connection between stopper (43) and connecting rod (42), stopper (43) all are half arc structure, stopper (43) closely laminate with the recess on wheel pair bearing (2) surface, be rotation connection between wheel pair bearing (2) and stopper (43).

6. The truck adapter structure of claim 4, further comprising: the connecting rod (42) is in threaded engagement with the fixing plate (41), the connecting rod (42) is in rotational connection with the connecting plate (45), and the connecting rod (42) and the fixing plate (41) are in split structures.