CN212980198U - Axle box suspension type triaxial bogie radial device - Google Patents
Axle box suspension type triaxial bogie radial device Download PDFInfo
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- CN212980198U CN212980198U CN202022147052.5U CN202022147052U CN212980198U CN 212980198 U CN212980198 U CN 212980198U CN 202022147052 U CN202022147052 U CN 202022147052U CN 212980198 U CN212980198 U CN 212980198U
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- 239000000725 suspension Substances 0.000 title claims abstract description 14
- 210000001503 joint Anatomy 0.000 claims description 8
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 238000005299 abrasion Methods 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a radial device of axle box suspension type three-axle bogie, which comprises two cross-shaped connecting rods, two left axle boxes, two right axle boxes, two left connecting arms and two right connecting arms, wherein the left connecting arm and the right connecting arm are L-shaped box structures, and the two ends of the left connecting arm and the right connecting arm are respectively a fixed end and a connecting end; the connecting ends of the two left connecting arms are respectively connected with two ends of one connecting rod, the connecting ends of the two right connecting arms are respectively connected with two ends of the other connecting rod, the fixed ends of the two left connecting arms are respectively correspondingly connected with the two left axle boxes, and the fixed ends of the two right connecting arms are respectively correspondingly connected with the two right axle boxes. The device is beneficial to the installation and the maintenance of the radial device, and simultaneously avoids the interference of the wheel set radial device with other parts of the bogie due to the complex structure.
Description
Technical Field
The utility model relates to a bogie, concretely relates to axle box suspension type triaxial bogie radial direction device is equipped with.
Background
The axle box positioning rigidity of the traditional railway wagon axle box suspension type bogie is high, so that the linear dynamic performance of the traditional railway wagon axle box suspension type bogie is excellent, and the bogie can obtain high snake-shaped instability critical speed.
At present, the wheel pair radial technology is one of the most effective technical means for improving the linear running stability and the curve passing safety of the railway vehicle. In the existing radial mechanism for the three-shaft bogie, a second pull rod penetrates through a connecting long hole of a first pull rod to form cross connection with the first pull rod, and each mounting hole of a pull rod device is elastically connected with a connecting shaft of a bogie wheel pair axle box through an elastic ball hinge assembly. The mounting position of the structure is close to the center of the bogie, so that the radial device is inconvenient to mount, maintain and overhaul; moreover, the wheel set radial device is complex in structure, and when the wheel set radial device is used, parts are easy to interfere with each other, so that abrasion is caused, and the use is influenced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a radial device of axle box suspension type triaxial bogie, the mode of being connected through the linking arm between axle box and the connecting rod ensures that the bogie passes through the curve smoothly, reduces the wearing and tearing at the curve position between the wheel rail.
The purpose is realized by adopting the following technical scheme:
the device comprises two connecting rods arranged in a crossed manner, two left axle boxes, two right axle boxes, two left connecting arms and two right connecting arms, wherein the left connecting arm and the right connecting arm are both L-shaped box structures, and two ends of the left connecting arm and the right connecting arm are respectively a fixed end and a connecting end; the connecting ends of the two left connecting arms are respectively connected with two ends of one connecting rod, the connecting ends of the two right connecting arms are respectively connected with two ends of the other connecting rod, the fixed ends of the two left connecting arms are respectively correspondingly connected with the two left axle boxes, and the fixed ends of the two right connecting arms are respectively correspondingly connected with the two right axle boxes.
The device is connected with a connecting arm on a traditional axle box for transition, and the mounting position of the cross connecting rod of the wheel set radial device is transited to a space reasonable position, so that the device is favorable for mounting, maintaining and overhauling the radial device, and simultaneously, the condition that the wheel set radial device interferes with other parts of a bogie due to the complex structure is avoided.
Meanwhile, the axle box positioning rigidity of the traditional axle box suspension type bogie is high, and the curve passing capacity of the bogie is weak. When the steel rail passes through the curve, the wheel set impacts the steel rail with large force, and the wheel rail is seriously abraded. The device forms a wheel pair radial device between the front end shaft and the rear end shaft of the three-shaft bogie, so that the wheels of the bogie tend to the radial position with the steel rail when a curve passes through, the wheel rail attack angle can be effectively reduced, the noise of the impact of the wheels on the steel rail is reduced, and the abrasion between the wheel rails on the curve is reduced.
Specifically, the side of the fixed ends of the left connecting arm and the right connecting arm is a vertical face, a plurality of first vertical face holes are formed in the vertical face, one side face of the right axle box and one side face of the left axle box are bearing platform vertical faces, a plurality of second vertical face holes corresponding to the first vertical face holes are formed in the bearing platform vertical faces, the right axle box and the right connecting arm are in butt joint connection with the bearing platform vertical faces through the vertical faces, and the left axle box and the left connecting arm are in butt joint connection with the bearing platform vertical faces through the vertical faces.
The left connecting arm is connected with one side face of the left axle box in a butt joint mode, the fixed end of the left connecting arm is a vertical face, one side face of the left axle box is a bearing platform vertical face, the vertical face of the left connecting arm is in butt joint with the bearing platform vertical face of the left axle box during connection, first vertical face holes in the vertical face and the bearing platform vertical face correspond to second vertical face holes, and the vertical face holes are connected through pull rivets.
Specifically, four first vertical face holes are formed in the vertical face, and four corresponding second vertical face holes are formed in the vertical face of the bearing platform. Connect through the mode that four blind rivets passed four first facade holes and four second facade holes respectively, can further improve and connect the steadiness.
Furthermore, a pin hole is formed in the connecting end of the left connecting arm and the connecting end of the right connecting arm, and the left connecting arm and the right connecting arm are connected with the connecting rod through the pin hole. The pin hole is connected with the connecting rod through a connecting pin, and the connecting pin has elasticity. The connection mode can make the axle box have flexibility, and the elastic connecting pin can further buffer the parts of the device when the axle box moves in a curve, so that the interaction force between the parts is avoided.
When the device is used, the two connecting rods are arranged in a cross manner, the cross-shaped cross positions of the two connecting rods are provided with grooves, namely, the rod bodies at the cross positions in the middle of the connecting rods are flat, and the cross positions can not interfere. The attack angle of the wheel pair to the steel rail is further reduced, and the abrasion between the wheel and the rail at the curve position is reduced.
Preferably, the top surface of the connecting end of the left connecting arm is a horizontal plane, and the bottom surface is an inward-concave arc-shaped surface; the top surface of the connecting end of the right connecting arm is an arc-shaped surface which is inwards concave, and the bottom surface is a horizontal plane. The arrangement can further reduce the interference between parts during movement, and further improve the effect of reducing abrasion.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
the utility model relates to a axle box suspension type triaxial bogie radial device, the front and back both ends interaxial formation wheel pair radial device of the triaxial bogie of this device for the curve is through bogie wheel and rail tend to radial position, can reduce wheel rail attack angle effectively, reduces wheel impact rail noise, alleviates the wearing and tearing between the wheel rail on the curve.
Meanwhile, the device utilizes a mode of riveting a connecting arm on a traditional axle box for transition, and the mounting position of the cross connecting rod of the wheel set radial device is transited to a space reasonable position, so that the device is favorable for mounting and overhauling of the radial device, and simultaneously avoids the interference of the wheel set radial device with other parts of a bogie due to the complex structure.
Secondly, the utility model discloses simple structure, spare part is small in quantity, is convenient for make, use.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a schematic view of the present apparatus;
FIG. 2 is a schematic view of a right axle housing;
FIG. 3 is a schematic structural view of the left connecting arm;
fig. 4 is a schematic structural diagram of the right connecting arm.
Reference numbers and corresponding part names in the drawings:
1-left axle box; 2-right axle box; 3-left connecting arm; 4-right connecting arm; 5-pulling a rivet; 6-connecting rod; 7-a connecting pin; 8-a spring bearing platform; 9-bearing platform vertical surface; 10-a second facade aperture; 11-a fixed end; 12-a connection end; 13-facade; 14-a first facade aperture; 15-pin hole.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
In the description of the present invention, it should be understood that the terms "front", "back", "left", "right", "upper", "lower", "vertical", "horizontal", "high", "low", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the scope of the present invention.
[ example 1 ]
The device comprises two connecting rods 6 arranged in a crossed manner, two left axle boxes 1, two right axle boxes 2, two left connecting arms 3 and two right connecting arms 4, wherein the left connecting arm 3 and the right connecting arm 4 are both L-shaped box structures, and two ends of the left connecting arm 3 and the right connecting arm 4 are respectively a fixed end 11 and a connecting end 12; the connecting ends 12 of the two left connecting arms 3 are respectively connected with two ends of one connecting rod 6, the connecting ends 12 of the two right connecting arms 4 are respectively connected with two ends of the other connecting rod 6, the fixed ends 11 of the two left connecting arms 3 are respectively correspondingly connected with the two left axle boxes 1, and the fixed ends 11 of the two right connecting arms 4 are respectively correspondingly connected with the two right axle boxes 2.
As shown in figure 1, two left axle boxes 1 and two right axle boxes 2 which are positioned on the oblique opposite angles of the bogie are respectively and elastically connected together through two connecting rods 6 to form a cross structure, wheel pairs and axle boxes of front and rear end shafts are connected into a wheel pair radial device through the structure, when a vehicle passes through a curve, under the action of the two connecting rods arranged in a cross way, wheels of the bogie and a curve steel rail can be positioned at radial positions, so that the curve passing capacity of the bogie is improved, the abrasion of the wheel rail is reduced, and the impact noise of the wheel rail is reduced.
Meanwhile, the left connecting arm 3 and the right connecting arm 4 can enable the mounting position of the crossed connecting rod of the wheel set radial device to be transited to the external position, so that the mounting and the maintenance of the radial device are facilitated, and the interference of the wheel set radial device and other parts of the bogie is avoided. The vertical surface is a vertical plane, and the plane where the vertical surface is located is perpendicular to the connecting arm.
[ example 2 ]
In addition to embodiment 1, as shown in fig. 3 and 4, the side surfaces of the fixed ends 11 of the left connecting arm 3 and the right connecting arm 4 are vertical surfaces 13, the vertical surfaces 13 are provided with four first vertical surface holes 14, the right axle box 2 and the left axle box 1 are of an integral casting structure, the side surfaces of the right axle box 2 and the left axle box 1 are bearing platform vertical surfaces 9, the bearing platform vertical surfaces 9 are provided with four second vertical surface holes 10 corresponding to the first vertical surface holes 14, the right axle box 2 is taken as an example, the structure of the right axle box is as shown in fig. 2, and the bearing platform vertical surface 9 on which the connecting arm is mounted is cast on the side of the spring bearing platform 8 on the right axle box 2 close to the center of the bogie.
The right axle box 2 and the right connecting arm 4 are in butt joint with the bearing platform vertical surface 9 through a vertical surface 13, and the left axle box 1 and the left connecting arm 3 are in butt joint with the bearing platform vertical surface 9 through the vertical surface 13. The vertical surface 13 is connected with the bearing platform vertical surface 9 through a pulling rivet 5.
The connecting end 12 of the left connecting arm 3 and the right connecting arm 4 is provided with a pin hole 15, and the left connecting arm 3 and the right connecting arm 4 are connected with the connecting rod 6 through the pin hole 15. The pin hole 15 is connected to the connecting rod 6 by a connecting pin 7, and the connecting pin 7 has elasticity. The connecting pin is a resilient cylindrical pin in this embodiment.
As shown in fig. 3 and 4, the left connecting arm 3 is structured as shown in fig. 3, the right connecting arm 4 is structured as shown in fig. 4, and the left connecting arm 3 and the right connecting arm 4 are of an integrally cast box structure and have an L-shaped outer shape. The fixed end 11 is provided with a vertical surface 13 butted with the left axle box 1 and the right axle box 2, and four first vertical surface holes 14 are also formed on the vertical surface.
During assembly, after the vertical surfaces of the left connecting arm 3 and the left axle box 1, and the vertical surfaces of the right connecting arm 4 and the right axle box 2 are butted with the vertical surface 9 of the bearing platform, the vertical surfaces are fixedly connected by 4 pulling rivets 5. The connecting ends 12 of the left connecting arm 3 and the right connecting arm 4 are vertical to the steel rail, and the connecting ends 12 are provided with pin holes 15.
The positions of the connecting end pin holes 15 of the left connecting arm and the right connecting arm are transited from a box structure to a straight plate structure, the straight plate of the left connecting arm 3 is arranged on the top surface, and the straight plate of the right connecting arm 4 is arranged on the bottom surface.
[ example 3 ]
The device is suitable for the axle box suspension type bogie, and for the three-axle box suspension type bogie, the radial function of the three-axle box suspension type bogie is only implemented between axles at two ends of the bogie, and the radial function of the intermediate axle is neglected due to the special structure of the intermediate axle.
The two ends of one connecting rod are respectively connected with the connecting ends 12 of the two left connecting arms, the fixed ends of the two left connecting arms are respectively connected with the two left axle boxes, the two ends of the other connecting rod are respectively connected with the connecting ends 12 of the two right connecting arms, the fixed ends of the two right connecting arms are respectively connected with the two right axle boxes, and the two connecting rods are arranged in a cross manner, so that a bogie radial mechanism is formed. The connecting rod and the connecting arm are connected by adopting a connecting pin with certain elasticity, so that the axle box has certain flexibility. On the basis of embodiment 2, the cross intersection of two connecting rods 6 all is provided with the recess, and the connecting rod middle part crossing position body of rod is clapped flatly promptly, and during the installation, two connecting rods 6 clap flat position and arrange in opposite directions, can avoid two connecting rods 6 contact or interfere.
As shown in fig. 3 and 4, the top surface of the connecting end 12 of the left connecting arm 3 is a horizontal plane, and the bottom surface is an arc surface which is concave inwards; the top surface of the connecting end 12 of the right connecting arm 4 is an arc surface which is concave inwards, and the bottom surface is a horizontal plane.
As used herein, "first," "second," etc. merely distinguish the corresponding components for clarity of description and are not intended to limit any order or to emphasize importance, etc. Further, the term "connected" used herein may be either directly connected or indirectly connected via other components without being particularly described.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (8)
1. The axle box suspension type three-axle bogie radial device is characterized by comprising two connecting rods (6) which are arranged in a cross manner, two left axle boxes (1), two right axle boxes (2), two left connecting arms (3) and two right connecting arms (4), wherein the left connecting arms (3) and the right connecting arms (4) are both L-shaped box structures, and two ends of the left connecting arms (3) and two ends of the right connecting arms (4) are respectively provided with fixed ends (11) and connecting ends (12); the connecting ends (12) of the two left connecting arms (3) are respectively connected with two ends of one connecting rod (6), the connecting ends (12) of the two right connecting arms (4) are respectively connected with two ends of the other connecting rod (6), the fixed ends (11) of the two left connecting arms (3) are respectively correspondingly connected with the two left axle boxes (1), and the fixed ends (11) of the two right connecting arms (4) are respectively correspondingly connected with the two right axle boxes (2).
2. The radial device of the axle box suspension type three-axle bogie according to claim 1, wherein the side surfaces of the fixed ends (11) of the left connecting arm (3) and the right connecting arm (4) are vertical surfaces (13), a plurality of first vertical surface holes (14) are formed in the vertical surfaces (13), one side surfaces of the right axle box (2) and the left axle box (1) are bearing platform vertical surfaces (9), a plurality of second vertical surface holes (10) corresponding to the first vertical surface holes (14) are formed in the bearing platform vertical surfaces (9), the right axle box (2) and the right connecting arm (4) are in butt joint connection with the bearing platform vertical surfaces (9) through the vertical surfaces (13), and the left axle box (1) and the left connecting arm (3) are in butt joint connection with the bearing platform vertical surfaces (9) through the vertical surfaces (13).
3. The journal device of an axle box suspended triaxial bogie according to claim 1, characterized in that the connecting ends (12) of the left and right connecting arms (3, 4) are provided with pin holes (15), and the left and right connecting arms (3, 4) are connected to the connecting rod (6) through the pin holes (15).
4. The axlebox-suspended triaxial bogie radial arrangement according to claim 3, characterized in that the pin hole (15) is connected to the connecting rod (6) by means of a connecting pin (7), said connecting pin (7) being resilient.
5. The axlebox-suspended triaxial bogie radial arrangement according to claim 1, characterized in that the cross-crossings of both connecting rods (6) are provided with recesses.
6. The axle box suspended three-axle bogie radial device according to claim 1, wherein the top surface of the connecting end (12) of the left connecting arm (3) is a horizontal surface, and the bottom surface is an arc surface which is concave inwards; the top surface of the connecting end (12) of the right connecting arm (4) is an arc surface which is concave inwards, and the bottom surface is a horizontal plane.
7. The journal assembly of claim 2 wherein the vertical surface (13) is connected to the bearing platform vertical surface (9) by a blind rivet (5).
8. The radial device of the axle box suspended type three-axle bogie as claimed in claim 2, wherein four first vertical face holes (14) are provided on the vertical face (13), and four corresponding second vertical face holes (10) are provided on the vertical face (9) of the bearing platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022147052.5U CN212980198U (en) | 2020-09-27 | 2020-09-27 | Axle box suspension type triaxial bogie radial device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022147052.5U CN212980198U (en) | 2020-09-27 | 2020-09-27 | Axle box suspension type triaxial bogie radial device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212980198U true CN212980198U (en) | 2021-04-16 |
Family
ID=75418858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022147052.5U Expired - Fee Related CN212980198U (en) | 2020-09-27 | 2020-09-27 | Axle box suspension type triaxial bogie radial device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212980198U (en) |
-
2020
- 2020-09-27 CN CN202022147052.5U patent/CN212980198U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210416 |