CN210212392U - Central suspension device of rail transit vehicle bogie - Google Patents
Central suspension device of rail transit vehicle bogie Download PDFInfo
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- CN210212392U CN210212392U CN201920962547.8U CN201920962547U CN210212392U CN 210212392 U CN210212392 U CN 210212392U CN 201920962547 U CN201920962547 U CN 201920962547U CN 210212392 U CN210212392 U CN 210212392U
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- swing bolster
- swing
- bogie
- shock absorber
- bolster
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Abstract
The utility model discloses a rail transit vehicle bogie central authorities linkage, include: the swing bolster comprises a swing bolster, a slewing bearing structure is installed on the middle side of the swing bolster, swing stoppers are arranged on the swing bolster on two sides of the slewing bearing structure, a vehicle body installation plate is installed on the slewing bearing structure, integral lifting seats are arranged on two sides of the swing bolster respectively, and integral lifting steel wire ropes are installed on the lifting seats. The utility model relates to a rail transit vehicle bogie central authorities linkage's advantage is: the double-slewing bearing is used for connecting the bogie swing bolster and the upper vehicle body, can bear vertical load, longitudinal load and transverse load from the vehicle body, and can bear overturning moment generated in the running process of the vehicle; more importantly, the special requirement that the bogie rotates relative to the vehicle body can be met, and the small-radius curve of the vehicle body can pass through the bogie.
Description
Technical Field
The utility model relates to a rail transit bogie technical field especially relates to a rail transit vehicle bogie central authorities linkage.
Background
At present, relative rotation between an urban rail transit vehicle bogie and a vehicle body is mainly realized through torsion and horizontal displacement of an air spring, the deformation required by the air spring is larger along with the reduction of a line curve plate, the diameter of an air bag of the air spring is obviously increased, the arrangement space of the air spring is seriously limited at the moment, the requirement of passing a small-radius curve of the vehicle body cannot be realized, in addition, the current bogie is applied to the vehicle body, the air spring is easy to generate torsional deformation, and the service life is short; the swing bolster has lower strength and is easy to damage; the suspension system is complex in design and the vehicle runs unstably.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the central suspension device of the bogie of the rail transit vehicle has stable operation and high strength and meets the passing requirement of small-radius curves of the vehicle body.
In order to solve the technical problem, the utility model discloses a technical scheme is: a rail transit vehicle truck center suspension, comprising: the swing bolster comprises a swing bolster, wherein a slewing bearing structure is installed at the middle side of the swing bolster, swing stoppers are arranged on swing bolsters at two sides of the slewing bearing structure, a vehicle body installation disc is installed on the slewing bearing structure, integral lifting seats are respectively arranged at two sides of the swing bolster, an integral lifting steel wire rope is installed on the lifting seats, frameworks are respectively arranged at the lower sides of two ends of the swing bolster, the swing bolster is connected with the frameworks through the integral lifting steel wire rope, a transverse shock absorber installation plate is arranged at the middle side of the swing bolster, transverse shock absorbers are respectively connected between the shock absorber installation plate and the frameworks, a vertical shock absorber installation block is arranged at the left end of the front side of the swing bolster, a vertical shock absorber is installed on the vertical shock absorber installation block, the lower end of the vertical shock absorber is connected with the swing bolster in an installation manner, a traction rod installation seat is arranged at the right end of the front side of, the lower end of the traction rod is connected with the swing bolster in an installing mode, and an air spring is arranged between the swing bolster and the framework.
Preferably, the lower side of the vehicle body mounting disc is provided with an oscillating stop seat matched with the oscillating stop.
Preferably, the slewing bearing structure comprises an outer ring sleeve and an inner ring sleeve, sealing rings are arranged between the upper side and the lower side of the outer ring sleeve and the upper side and the lower side of the inner ring sleeve, rolling bodies are arranged between the middle sides of the outer ring sleeve and the inner ring sleeve, an oil cup is arranged on the right side of the inner ring sleeve, and an oil path is arranged between the oil cup and the rolling bodies.
Preferably, the swing bolster is a steel plate welded piece.
Preferably, rubber joints are arranged on two sides of the traction rod.
The utility model relates to a rail transit vehicle bogie central authorities linkage's advantage is: the double-slewing bearing is used for connecting the bogie swing bolster and the upper vehicle body, can bear vertical load, longitudinal load and transverse load from the vehicle body, and can bear overturning moment generated in the running process of the vehicle; more importantly, the special requirement that the bogie rotates relative to the vehicle body can be met, and the small-radius curve of the vehicle body can pass through the bogie; the swing bolster spans the middle part of the bogie, so that the bogie can bear load and play a roll-measuring-resisting role; the air springs are positioned between the small swing bolster cloth and the two sides of the frame and attenuate the vertical movement of the bogie together with the vertical shock absorber, so that the comfort of the vehicle is ensured; a transverse shock absorber is arranged between the lower part of the swing bolster and the framework to attenuate the transverse movement of the bogie relative to the vehicle body; the swing bolster is welded by steel plates, so that the strength is high and the operation is stable; the traction rods are symmetrically arranged between the swing bolster and the framework to transmit traction force and braking force, and rubber joints on the traction rods are used for buffering emergency braking or special longitudinal impact and have a certain protection effect on components such as the two-ring slewing bearing, the air spring and the like.
Drawings
Fig. 1 is the utility model discloses a rail transit vehicle bogie central suspension's schematic structure diagram.
Fig. 2 is a schematic view of the swing bolster of the central suspension device of the rail transit vehicle bogie of the present invention.
Fig. 3 is a schematic structural diagram of a slewing bearing of the central suspension device of the rail transit vehicle bogie of the present invention.
Fig. 4 is a schematic cross-sectional structural view of a pivoting support of the central suspension device of the rail transit vehicle bogie of the present invention.
Fig. 5 is a schematic structural diagram of the car body mounting plate of the central suspension device of the rail transit car bogie of the present invention.
Detailed Description
The invention will be further elucidated by means of specific embodiments in the following description, in conjunction with the drawings, in which: for those skilled in the art, modifications of the invention in various equivalent forms will fall within the scope of the appended claims without departing from the principles of the invention.
As shown in fig. 1-5, a rail transit vehicle truck center suspension includes: the swing bolster comprises a swing bolster 1, wherein a rotary supporting structure 2 is installed on the middle side of the swing bolster 1, swing stoppers 3 are arranged on the swing bolster 1 on two sides of the rotary supporting structure 2, a vehicle body installation disc 4 is installed on the rotary supporting structure 2, integral lifting seats 5 are respectively arranged on two sides of the swing bolster 1, an integral lifting steel wire rope 6 is installed on the lifting seat 5, framework 7 is respectively arranged on the lower sides of two ends of the swing bolster 1, the swing bolster 1 is connected with the framework 7 through the integral lifting steel wire rope 6, a transverse shock absorber installation plate 8 is arranged on the middle side of the swing bolster 1, transverse shock absorbers 10 are respectively connected between the shock absorber installation plate 8 and the framework 7, a vertical shock absorber installation block 11 is arranged at the left end of the front side of the swing bolster 1, a vertical shock absorber 12 is installed on the vertical shock absorber installation block 11, and the lower end of the vertical shock absorber 12 is installed and connected with the swing bolster 1, the front right end of the swing bolster 1 is provided with a traction rod mounting seat 13, a traction rod 14 is mounted on the traction rod mounting seat 13, the lower end of the traction rod 14 is connected with the swing bolster 1 in an installing mode, and an air spring 15 is arranged between the swing bolster 1 and the framework 7.
Further, a swing stopping seat 16 matched with the swing stopping 3 is installed on the lower side of the vehicle body installation disc 4.
Further, the slewing bearing structure package 2 comprises an outer ring sleeve 21 and an inner ring sleeve 22, a sealing ring 23 is arranged between the upper side and the lower side of the outer ring sleeve 21 and the upper side of the inner ring sleeve 22, a rolling body 24 is arranged between the middle sides of the outer ring sleeve 21 and the inner ring sleeve 22, an oil cup 25 is arranged on the right side of the inner ring sleeve 22, and an oil path 26 is arranged between the oil cup 25 and the rolling body.
Further, the swing bolster 1 is a steel plate welded piece.
Further, rubber joints 17 are arranged on two sides of the traction rod 14.
The utility model relates to a central suspension device of a rail transit vehicle bogie, which has compact structure and stable installation, wherein a double slewing bearing 2 is used for connecting a bogie swing bolster and an upper vehicle body, not only can bear the vertical load, the longitudinal load and the transverse load from the vehicle body, but also can bear the overturning moment generated in the running process of the vehicle; more importantly, the special requirement that the bogie rotates relative to the vehicle body can be met, and the small-radius curve of the vehicle body can pass through the bogie; the swing bolster 1 spans the middle part of the bogie, and plays a role in resisting rolling and measuring while realizing bearing of the bogie; the air spring 15 is positioned between the small swing bolster cloth and the two sides of the frame, and attenuates the vertical movement of the bogie together with the vertical shock absorber, so that the comfort of the vehicle is ensured; a transverse shock absorber is arranged between the lower part of the swing bolster 1 and the framework 7, and the transverse movement of the bogie relative to the vehicle body is attenuated; the swing bolster is welded by steel plates, so that the strength is high and the operation is stable; the traction rods are symmetrically arranged between the swing bolster 1 and the framework 7 and used for transmitting traction force and braking force, and the rubber joints 17 on the traction rods 14 are used for buffering emergency braking or special longitudinal impact and have a certain protection effect on the two-ring rotary bearing 2, the air spring 15 and other components.
Claims (5)
1. A rail transit vehicle bogie central suspension arrangement, comprising: swing bolster (1), slewing bearing structure (2) is installed to the well side of swing bolster (1), be equipped with the backstop of shaking the head (3) on swing bolster (1) of slewing bearing structure (2) both sides, install automobile body mounting disc (4) on slewing bearing structure (2), the both sides of swing bolster (1) are equipped with respectively and wholly lift by crane seat (5), it installs wholly on seat (5) to lift by crane wire rope (6), the both ends downside of swing bolster (1) is equipped with framework (7) respectively, swing bolster (1) is connected with framework (7) through wholly lifting by crane wire rope (6), the well side of swing bolster (8) is equipped with horizontal bumper shock absorber mounting panel (8), be connected with horizontal bumper shock absorber (10) respectively between bumper shock absorber mounting panel (8) and framework (7), the front side left end of swing bolster (1) is equipped with perpendicular bumper shock absorber installation piece (11), install perpendicular bumper shock absorber (12) on perpendicular bumper shock absorber installation piece (11), the lower extreme and the swing bolster (1) erection joint of perpendicular bumper shock absorber (12), the front side right-hand member of swing bolster (1) is equipped with traction lever mount pad (13), install traction lever (14) on traction lever mount pad (13), the lower extreme and swing bolster (1) erection joint of traction lever (14), be equipped with air spring (15) between swing bolster (1) and framework (7).
2. A central suspension arrangement of a railway vehicle bogie according to claim 1, characterized in that the underside of the car body mounting plate (4) is mounted with a swing stop seat (16) cooperating with a swing stop (3).
3. The central suspension device of a railway vehicle bogie as claimed in claim 1, wherein the slewing bearing structure (2) comprises an outer ring sleeve (21) and an inner ring sleeve (22), a sealing ring (23) is arranged between the upper side and the lower side of the outer ring sleeve (21) and the inner ring sleeve (22), a rolling body (24) is arranged between the middle sides of the outer ring sleeve (21) and the inner ring sleeve (22), an oil cup (25) is arranged on the right side of the inner ring sleeve (22), and an oil path (26) is arranged between the oil cup (25) and the rolling body.
4. A central suspension arrangement of a railway vehicle bogie as claimed in claim 1, characterized in that the bolster (1) is a steel plate weldment.
5. A central suspension arrangement of a railway vehicle bogie as claimed in claim 1, characterised in that the tow bar (14) is provided with rubber joints (17) on both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920962547.8U CN210212392U (en) | 2019-06-25 | 2019-06-25 | Central suspension device of rail transit vehicle bogie |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920962547.8U CN210212392U (en) | 2019-06-25 | 2019-06-25 | Central suspension device of rail transit vehicle bogie |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210212392U true CN210212392U (en) | 2020-03-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920962547.8U Active CN210212392U (en) | 2019-06-25 | 2019-06-25 | Central suspension device of rail transit vehicle bogie |
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| Country | Link |
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| CN (1) | CN210212392U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111976772A (en) * | 2020-09-04 | 2020-11-24 | 中车株洲电力机车有限公司 | Swing bolster and bogie |
| CN113264078A (en) * | 2021-07-02 | 2021-08-17 | 苏州迎乐机电自动化科技有限公司 | Direct-drive motor bogie and using method thereof |
-
2019
- 2019-06-25 CN CN201920962547.8U patent/CN210212392U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111976772A (en) * | 2020-09-04 | 2020-11-24 | 中车株洲电力机车有限公司 | Swing bolster and bogie |
| CN113264078A (en) * | 2021-07-02 | 2021-08-17 | 苏州迎乐机电自动化科技有限公司 | Direct-drive motor bogie and using method thereof |
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