CN213649574U

CN213649574U - Tramcar bogie with shock-absorbing structure

Info

Publication number: CN213649574U
Application number: CN202022774450.XU
Authority: CN
Inventors: 孙亮
Original assignee: Leiwen Changzhou Vehicle Technology Co ltd
Current assignee: Leiwen Changzhou Vehicle Technology Co ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-07-09
Anticipated expiration: 2030-11-25

Abstract

The utility model relates to a tram technical field specifically is a tram bogie with shock-absorbing structure, including the side bearer, it is two sets of the inside of side bearer is seted up flutedly respectively, and the vertical interpolation in inside of recess is equipped with the swing bolster, the first spring of downside fixedly connected with on the positive and negative two sides of swing bolster, and the other end of first spring and the inner wall fixed connection of recess, it is two sets of both ends are provided with the wheel respectively about side bearer the inner, and the inside of wheel is provided with the inner circle, be connected through damper between wheel and the inner circle, it is two sets of the corresponding wheel in side bearer the inner is connected through the transmission shaft. The utility model discloses be provided with damper for the device is more steady at the in-process that traveles, can realize being provided with connecting rod and lag to the protection of wheel simultaneously, realizes effectively promoting its whole compressive property to the protection in the transmission shaft outside.

Description

Tramcar bogie with shock-absorbing structure

Technical Field

The utility model relates to a tram technical field specifically is a tram bogie with shock-absorbing structure.

Background

The bogie is one of the most important parts in a rail vehicle structure, is used for ensuring the safe operation of vehicles such as a tramcar and the like, and can flexibly operate along a linear line and smoothly pass through a curve.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tram bogie with shock-absorbing structure to solve the current shorter problem of tram bogie life who provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a tram bogie with shock-absorbing structure, includes the side bearer, and is two sets of the inside of side bearer is seted up flutedly respectively, and the inside vertical the inserting of recess is equipped with the bolster, the first spring of downside fixedly connected with on the bolster tow sides, and the other end of first spring and the inner wall fixed connection of recess, it is two sets of both ends are provided with the wheel respectively about the side bearer is inner, and the inside of wheel is provided with the inner circle, be connected through damper between wheel and the inner circle, it is two sets of the corresponding wheel in side bearer is connected through the transmission shaft.

Preferably, the left end and the right end of the inner end of the side frame are fixedly connected with reinforcing ribs, and the cross section of each reinforcing rib is of an X-shaped structure.

Preferably, the inner of side bearer is provided with the connecting rod, and the positive and negative both sides of connecting rod have all seted up the slot hole, the inside of slot hole is provided with the reed, and the inside fixture block that is provided with of slot hole above the reed, the outside fixedly connected with pull rod of fixture block, the inside of side bearer has seted up the draw-in groove with the corresponding position of fixture block, and the inner wall of draw-in groove contacts with the surface of fixture block, one side fixedly connected with lag that the connecting rod is close to the transmission shaft, and the lag activity cup joints in the outside of transmission shaft.

Preferably, damper includes inserted bar, second spring, loop bar, gasbag and articulated frame, the outside equidistance of inner circle is connected with the inserted bar, and the other end of inserted bar all is connected with the second spring, the loop bar has been cup jointed in the outside of inserted bar, and the inner wall of loop bar and the end fixed connection of second spring, the inner of wheel is provided with the loop bar, be connected with articulated frame between wheel and the inner circle.

Preferably, one side of the inserted link and the loop bar, which are close to each other, is fixedly connected with an air bag, and the other end of the air bag is respectively connected with the outer side of the inner ring and the inner end of the wheel.

Preferably, the longitudinal section of the protecting sleeve is of an arc-shaped structure, and a rubber pad is glued at one end, close to the transmission shaft, of the protecting sleeve.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model realizes the buffer and absorption of impact force by arranging the damping mechanism at the inner end of the wheel, and further realizes the damping of the wheel by three hundred and sixty degrees, so that the device is more stable in the running process, and meanwhile, the wheel can be protected, and the service life of the device is effectively prolonged;

through being provided with connecting rod and lag, during the use, can install the connecting rod in the inner of side bearer for the lag that the connecting rod inner set up contacts with the transmission shaft, realizes the protection in the transmission shaft outside, effectively promotes its whole compressive property, and then makes the transmission shaft non-deformable in the use, effectively improves its bulk strength.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic top sectional view of the structure of the present invention;

FIG. 2 is a schematic sectional view of the front view of the structure of the present invention;

fig. 3 is a partially enlarged schematic view of a in fig. 1 according to the present invention;

FIG. 4 is a schematic sectional view of the inner ring and the damping mechanism of the present invention in front view;

FIG. 5 is a schematic sectional view of the shock absorbing mechanism of the present invention;

fig. 6 is a schematic front sectional view of the structure of the transmission shaft and the connecting rod of the present invention.

In the figure: 1. a side frame; 2. a swing bolster; 3. a first spring; 4. a wheel; 5. an inner ring; 6. a damping mechanism; 61. inserting a rod; 62. a second spring; 63. a loop bar; 64. an air bag; 65. a hinged frame; 7. a drive shaft; 8. reinforcing ribs; 9. a connecting rod; 10. a groove hole; 11. a reed; 12. a clamping block; 13. a pull rod; 14. a protective sleeve.

The specific implementation mode is as follows:

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.

Referring to fig. 1-6, the present invention provides an embodiment: a tramcar bogie with a damping structure comprises side frames 1, grooves are formed in the two groups of side frames 1 respectively, swing bolsters 2 are vertically inserted into the grooves, first springs 3 are fixedly connected to the lower sides of the front and back surfaces of the swing bolsters 2, the other ends of the first springs 3 are fixedly connected with the inner walls of the grooves, wheels 4 are arranged at the left end and the right end of the inner ends of the two groups of side frames 1 respectively, inner rings 5 are arranged in the wheels 4, the wheels 4 are connected with the inner rings 5 through damping mechanisms 6, and the wheels 4 corresponding to the inner ends of the two groups of side frames 1 are connected through transmission shafts 7;

furthermore, as shown in the attached drawing 1, the left end and the right end of the inner end of the side frame 1 are fixedly connected with reinforcing ribs 8, the cross section of each reinforcing rib 8 is of an X-shaped structure, and when the device is used, the reinforcing ribs 8 arranged at the inner end of the side frame 1 can effectively enhance the overall strength of the device, so that the service life of the device can be effectively prolonged.

Further, as shown in fig. 1 and fig. 3, a connecting rod 9 is disposed at an inner end of the side frame 1, and two sides of the connecting rod 9 are both provided with a slot 10, a spring 11 is disposed inside the slot 10, a clamping block 12 is disposed inside the slot 10 above the spring 11, a pull rod 13 is fixedly connected to an outer side of the clamping block 12, a clamping slot is disposed at a position inside the side frame 1 corresponding to the clamping block 12, an inner wall of the clamping slot contacts with an outer surface of the clamping block 12, a protecting sleeve 14 is fixedly connected to a side of the connecting rod 9 close to the transmission shaft 7, and the protecting sleeve 14 is movably sleeved on an outer side of the transmission shaft 7, when in use, the connecting rod 9 can be sequentially disposed at the inner end of the side frame 1, and then the clamping block 12 connected to the pull rod 13 is simultaneously forced to move in the slot 10 by pulling the pull rod 13, so as to extrude the spring 11 disposed inside the slot 10 to deform, at, stop pulling pull rod 13 afterwards for fixture block 12 resets through reed 11's elasticity, and then can make the inside lag 14 that the connecting rod 9 inboard set up contact with the outside of transmission shaft 7 simultaneously, and then realizes transmission shaft 7's protection, is convenient for take out connecting rod 9 from the device simultaneously, used repeatedly.

Further, as shown in fig. 2, 4 and 5, the damping mechanism 6 includes an insertion rod 61, a second spring 62, a loop bar 63, an air bag 64 and a hinge frame 65, the insertion rod 61 is equidistantly connected to the outer side of the inner ring 5, the other end of the insertion rod 61 is connected to the second spring 62, the loop bar 63 is sleeved on the outer side of the insertion rod 61, the inner wall of the loop bar 63 is fixedly connected to the end of the second spring 62, the loop bar 63 is arranged at the inner end of the wheel 4, the hinge frame 65 is connected between the wheel 4 and the inner ring 5, when the vehicle is in a driving state, the wheel 4 is forced to apply force to the damping mechanism 6, so that the angle between the wheel 4 and the hinge frame 65 arranged inside the inner ring 5 is changed, meanwhile, the loop bar 63 is forced to slide along the outer side of the insertion rod 61, so as to extrude the deformation between the insertion rod 61 and the second spring 62, and the impact force is buffered and absorbed by the elastic deformation of the, the anti-seismic performance of the device is enhanced, so that the device is more stable in the running process.

Furthermore, as shown in fig. 2, 4 and 5, an air bag 64 is fixedly connected to one side of the inserted link 61 and the loop link 63, which are close to each other, and the other end of the air bag 64 is respectively connected to the outer side of the inner ring 5 and the inner end of the wheel 4, when the wheel 4 is stressed, the air bag 64 arranged at the inner end of the wheel 4 is extruded to deform under stress, so that the impact force is buffered again, and the anti-seismic effect of the device is improved.

Furthermore, as shown in fig. 1 and 6, the longitudinal section of the protective sleeve 14 is an arc-shaped structure, one end of the transmission shaft 7, which is close to the protective sleeve 14, is glued with a rubber mat, the protective sleeve 14 which is arc-shaped is wrapped on the outer side of the transmission shaft 7, and meanwhile, the rubber mat is made of rubber, so that the protective effect of the protective sleeve on the transmission shaft 7 is enhanced.

The working principle is as follows: during the use, can arrange connecting rod 9 in the inner of side bearer 1 in proper order, through pulling pull rod 13 afterwards, make the fixture block 12 that is connected with pull rod 13 atress simultaneously move in slot hole 10, and then the inside reed 11 that sets up of extrusion slot hole 10 takes place to deform, can arrange connecting rod 9 in the inside draw-in groove of seting up of side bearer 1 this moment, stop pulling pull rod 13 afterwards, make fixture block 12 reset through the elasticity of reed 11, and then can be with the inside of fixture block 12 block at the draw-in groove, make the lag 14 that the connecting rod 9 inboard set up contact with the outside of transmission shaft 7 simultaneously, and then realize the protection to transmission shaft 7.

When the vehicle is in the travel state, wheel 4 atress exerts force to damper 6, and then makes the inside articulated frame 65 that sets up of wheel 4 and inner circle 5 take place the angular variation, and loop bar 63 atress slides along the outside of inserted bar 61 simultaneously, and then takes place deformation between extrusion inserted bar 61 and the second spring 62, utilizes the elastic deformation of second spring 62 to cushion and absorb the impact force, strengthens the anti-seismic performance of this device for the device is more steady at the in-process that traveles, above does the utility model discloses a whole theory of operation.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A tramcar bogie with shock-absorbing structure, includes side bearer (1), its characterized in that: two sets of the inside of side bearer (1) is seted up flutedly respectively, and the inside of recess is vertical to be inserted and is equipped with truck bloster (2), the first spring (3) of downside fixedly connected with on truck bloster (2) tow sides, and the other end of first spring (3) and the inner wall fixed connection of recess, two sets of both ends are provided with wheel (4) respectively about side bearer (1) the inner, and the inside of wheel (4) is provided with inner circle (5), be connected through damper (6) between wheel (4) and inner circle (5), two sets of corresponding wheel (4) in side bearer (1) the inner are connected through transmission shaft (7).

2. A tram bogie with a shock absorbing structure according to claim 1 characterised in that: reinforcing ribs (8) are fixedly connected to the left end and the right end of the inner end of the side frame (1), and the cross section of each reinforcing rib (8) is of an X-shaped structure.

3. A tram bogie with a shock absorbing structure according to claim 1 characterised in that: the inner end of the side frame (1) is provided with a connecting rod (9), the front surface and the back surface of the connecting rod (9) are provided with groove holes (10), a reed (11) is arranged inside the groove holes (10) above the reed (11), a clamping block (12) is arranged inside the groove hole (10) above the reed (11), a pull rod (13) is fixedly connected to the outer side of the clamping block (12), a clamping groove is formed in the position, corresponding to the clamping block (12), inside of the side frame (1), the inner wall of the clamping groove is in contact with the outer surface of the clamping block (12), a protecting sleeve (14) is fixedly connected to one side, close to the transmission shaft (7), of the connecting rod (9), and the protecting sleeve (14) is movably sleeved on the outer side.

4. A tram bogie with a shock absorbing structure according to claim 1 characterised in that: damper (6) are including inserted bar (61), second spring (62), loop bar (63), gasbag (64) and articulated frame (65), the outside equidistance of inner circle (5) is connected with inserted bar (61), and the other end of inserted bar (61) all is connected with second spring (62), loop bar (63) have been cup jointed in the outside of inserted bar (61), and the end fixed connection of the inner wall of loop bar (63) and second spring (62), the inner of wheel (4) is provided with loop bar (63), be connected with articulated frame (65) between wheel (4) and inner circle (5).

5. A tram bogie with a shock absorbing structure according to claim 4 characterised in that: one side of the inserted bar (61) and one side of the loop bar (63) close to each other are fixedly connected with an air bag (64), and the other end of the air bag (64) is connected with the outer side of the inner ring (5) and the inner end of the wheel (4) respectively.

6. A tram bogie with a shock absorbing structure according to claim 3 characterised in that: the longitudinal section of the protective sleeve (14) is of an arc-shaped structure, and a rubber pad is glued at one end, close to the transmission shaft (7), of the protective sleeve (14).