CN215204880U - Suspension frame module and magnetic levitation vehicle - Google Patents

Abstract

The utility model provides a suspension frame module and maglev vehicle. The suspension frame module comprises a connecting module and anti-side-rolling beams, the connecting module and the anti-side-rolling beams are parallel in pairs and are sequentially connected end to end, the connecting module comprises a longitudinal beam, supporting arms and anti-side-rolling mounting seats, the supporting arms are arranged at two ends of the longitudinal beam, and the anti-side-rolling mounting seats are arranged on the supporting arms; the bracket arm and the anti-side rolling mounting seat are integrally formed; the anti-rolling beam comprises two sheet beams which are arranged oppositely up and down, and one end of each sheet beam is connected with the anti-rolling mounting seat at the corresponding position; one end of one of the two plate beams, which is far away from the anti-rolling mounting seat, is hinged with the corresponding position on the other plate beam through a hanging rod; the sheet beam is of an integrally formed box-type structure. Compared with the prior art, the utility model discloses cancelled the bolted connection between anti side roll mount pad and the trailing arm, reduced the equipment process, reduced the later maintenance of fastener.

Description

Suspension frame module and magnetic levitation vehicle

Technical Field

The utility model relates to a rail vehicle technical field especially relates to a suspension frame module and magnetic levitation vehicle.

Background

With the continuous rise of subways, subway lines are built in all parts of China, but the conventional wheel-track subways have high requirements on foundations and the problem of high noise of lines on the road surface, and the building of ground lines in cities is limited by buildings, terrains and the like, so that the lines with high climbing capacity and small curve radius are difficult to build. Therefore, the medium-low speed maglev train is more and more favored by various cities as a novel rail vehicle, and has the advantages of low noise, strong accelerating and braking capabilities, strong climbing capability, small turning radius, small vibration, good comfort and the like.

The existing medium-low speed maglev vehicle suspension frame module is complex in structure and mainly comprises a connecting module (a left module and a right module) and an anti-side-rolling beam, the left module and the right module are mainly formed by assembling a longitudinal beam, assembling a support arm, installing seats of the anti-side-rolling beam and the like through bolts, 14 bolts are arranged between each support arm and the longitudinal beam for connection, 10 bolts are arranged between each support arm and the installing seats of the anti-side-rolling beam for connection, and the number of fasteners is large.

The longitudinal beam assembly is formed by integrally processing a longitudinal beam profile, a longitudinal beam flange and other components after welding. The anti-rolling beam is composed of a plate beam assembly, a suspender and other components, wherein the plate beam assembly is formed by connecting a plate beam processed by two aluminum plates, a cushion block and the like through bolts.

The existing suspension module mainly has the following defects:

1) the suspension module has more parts and complex manufacturing procedures;

2) a large number of bolts are adopted for connection, so that the bolt connection space is small, the assembly is complex, the operation is difficult, the assembly precision is relatively poor, the possibility of failure exists, and the later maintenance cost is high;

3) a cover plate needs to be installed on the upper portion of the supporting arm cavity for sealing, and a fastening piece of the cover plate is often loosened and falls off.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a suspension frame module and maglev vehicle, the equipment process is simple, reduces bolted connection, alleviates module weight.

The technical scheme of the utility model is that: a suspension frame module comprises two connecting modules arranged in parallel at intervals and two anti-rolling beams arranged in parallel at intervals, wherein the two anti-rolling beams arranged in parallel at intervals are arranged in the interval of the two connecting modules, two ends of the two anti-rolling beams arranged in parallel at intervals are respectively connected with the two connecting modules arranged in parallel at intervals, each connecting module comprises a longitudinal beam, supporting arms and anti-rolling mounting seats, the supporting arms are arranged at two ends of the longitudinal beam, and the anti-rolling mounting seats are arranged on the supporting arms; the bracket arm and the anti-side rolling mounting seat are integrally formed; the anti-rolling beam comprises two sheet beams which are arranged oppositely up and down, and one end of each sheet beam is connected with the anti-rolling mounting seat at the corresponding position; one end of one of the two plate beams, which is far away from the anti-rolling mounting seat, is hinged with the corresponding position on the other plate beam through a hanging rod; the sheet beam is of an integrally formed box-type structure.

In the above scheme, bracket and anti-rolling mounting seat integrated into one piece to with the piece roof beam design for integrated into one piece's box structure, cancelled the bolted connection between anti-rolling mounting seat and the bracket from this, reduce the equipment process, reduce the later maintenance of fastener, alleviate module weight.

Preferably, an air chamber is arranged in the longitudinal beam, and an air inlet and an air outlet communicated with the air chamber are arranged on the longitudinal beam.

Preferably, the longitudinal beam is provided with at least two air inlet and outlet holes which are uniformly distributed along the length of the longitudinal beam.

Preferably, a partition plate extending along the length direction of the longitudinal beam is arranged in the longitudinal beam, and sealing plates are arranged at two ends of the partition plate; the cross section of the partition plate is H-shaped, the H-shaped partition plate and the inner wall of the top and the inner wall of the bottom of the longitudinal beam form two ports which are arranged up and down, the sealing plate is arranged in the port at the upper end, and the air chamber is formed among the partition plate, the sealing plate and the inner wall of the top of the longitudinal beam.

Preferably, the sealing plate and the partition plate are fixed by welding.

Preferably, the bracket arm is welded and fixed with the longitudinal beam.

Above-mentioned welded fastening's mode can cancel bolted connection, reduces the equipment process, reduces the later maintenance cost of fastener.

The utility model also provides a magnetic levitation vehicle, including foretell suspension frame module.

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

firstly, the bolt connection between the anti-rolling mounting seat and the supporting arm is cancelled, the assembly process is reduced, and the later maintenance of the fastener is reduced;

the connecting module is directly welded by the longitudinal beam and the support arm, and is integrally processed after welding, so that flanges on two sides of the longitudinal beam are eliminated, bolt connection between the flanges and the support arm is eliminated, the assembling process is reduced, the later maintenance cost of the fastener is reduced, the fault caused by bolt loosening is avoided, and the key size of the module can be well ensured by integrally processing after welding;

and thirdly, the sheet beam of the anti-side rolling beam is integrally processed by adopting an aluminum profile, the sheet beam assembling procedure is cancelled, the bolt connection between aluminum plates is cancelled, and a cushion block and a gasket are cancelled. Labor cost is reduced, and efficiency is improved;

the air chamber of the air spring is arranged on the longitudinal beam, so that the additional air chamber of the air spring cannot be increased, and the vertical rigidity of the air spring can be reduced by arranging the external additional air chamber, so that the stability of the vehicle is improved;

fifthly, the structure is simple, a large number of bolt connections are eliminated, the process is simplified, the labor cost and the subsequent maintenance cost are reduced, and the efficiency is improved.

Drawings

Fig. 1 is a schematic structural diagram of a suspension frame module provided by the present invention;

FIG. 2 is a schematic structural diagram of the connection module of FIG. 1;

FIG. 3 is a longitudinal cross-sectional view of the stringer of FIG. 2;

FIG. 4 is a cross-sectional schematic view of the stringer of FIG. 2;

fig. 5 is a schematic structural view of the roll beam of fig. 1.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. For convenience of description, the words "upper", "lower", "left" and "right" in the following description are used only to indicate the correspondence between the upper, lower, left and right directions of the drawings themselves, and do not limit the structure.

As shown in fig. 1, the suspension frame module provided by this embodiment includes two parallel connection modules 1 arranged at an interval and two parallel anti-roll beams 2 arranged at an interval, two of the parallel anti-roll beams 2 arranged at an interval are arranged in two of the connection modules 1, and two ends of the parallel anti-roll beams 2 arranged at an interval are respectively connected to the two parallel connection modules 1 arranged at an interval.

As shown in fig. 2, the connection module 1 includes a longitudinal beam 11, a bracket 12, an anti-roll mounting seat 13, an air chamber 14, an air inlet/outlet hole 15, a partition 16, a port 17 and a closing plate 18.

The support arms 12 are arranged at two ends of the longitudinal beam 11, and the anti-rolling mounting seats 13 are arranged on the support arms 12. As shown in fig. 1, the anti-roll beam 2 and the anti-roll mounting base 13 are connected by bolt installation.

The bracket arm 12 and the anti-rolling mounting seat 13 are integrally formed by integrally forging aluminum alloy. Therefore, the bolt connection between the anti-rolling mounting seat 13 and the bracket arm 12 is eliminated, the assembly procedures are reduced, and the later maintenance of the fastener is reduced.

The bracket arms 12 are directly welded with the longitudinal beam 11, and the welding is carried out for integral processing, so that mounting flanges on two sides of the longitudinal beam 11 are eliminated, bolt connection between the mounting flanges and the bracket arms is eliminated, the assembling process is reduced, the later maintenance cost of a fastener is reduced, and the fault caused by bolt loosening is avoided. The key size of the connecting module can be well ensured by integrally processing after welding.

As shown in fig. 3 and 4, an air chamber 14 capable of ventilation is provided in the longitudinal beam 11. A clapboard 16 is arranged in the longitudinal beam 1, and the clapboard 16 extends along the length direction of the longitudinal beam 11. The partition 16 is provided at both ends thereof with closing plates 18. The cross section of the clapboard 16 is H-shaped, and the H-shaped and the inner walls of the top and the bottom of the longitudinal beam 11 form two ports 17 which are arranged up and down. The closing plate 18 is arranged in the opening 17 at the upper end and is welded and fixed with the clapboard 16 for sealing. The air chamber 14 is formed between the diaphragm 16, the closing plate 18 and the top inner wall of the longitudinal beam 11. And the longitudinal beam 11 is provided with an air inlet and outlet hole 15 communicated with the air chamber 14. The number of the air inlet and outlet holes 15 is two, and the air inlet and outlet holes are arranged at two ends of the longitudinal beam 11 in the length direction at intervals.

The air chamber 14 is an additional air chamber of the air spring. Because the air spring position space is limited, the additional air chamber of the air spring can not be increased, and the external additional air chamber is arranged on the longitudinal beam, so that the vertical rigidity of the air spring can be reduced, and the stability of the vehicle is improved.

As shown in fig. 5, the anti-roll beam 2 includes two sheet beams 21 and two suspension rods 22. The two plate beams 21 are arranged opposite to each other in the vertical direction. As shown in fig. 1 and 5, one end of the plate beam 21 is connected to the anti-roll mount 13 at a corresponding position. One end of one of the two sheet beams 21 far away from the anti-rolling mounting seat 13 is hinged with the corresponding position on the other sheet beam 21 through a suspension rod 22. The plate beam 21 is of an integrally formed box-shaped structure.

The sheet beam is integrally processed by adopting an aluminum profile, the sheet beam assembling procedure is cancelled, the bolt connection, the cushion block and the gasket between the aluminum plates are cancelled, the labor cost is reduced, and the efficiency is improved.

The utility model also provides a maglev vehicle of including foretell suspension frame module.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims (7)

1. A suspension frame module comprises two connecting modules (1) arranged in parallel at intervals and two anti-rolling beams (2) arranged in parallel at intervals, wherein the two anti-rolling beams (2) arranged in parallel at intervals are arranged in the interval between the two connecting modules (1), and the two ends of the two anti-rolling beams (2) arranged in parallel at intervals are respectively connected with the two connecting modules (1) arranged in parallel at intervals, the suspension frame module is characterized in that the connecting modules (1) comprise longitudinal beams (11), supporting arms (12) and anti-rolling mounting seats (13), the supporting arms (12) are arranged at the two ends of the longitudinal beams (11), and the supporting arms (12) are provided with the anti-rolling mounting seats (13); the bracket arm (12) and the anti-rolling mounting seat (13) are integrally formed; the anti-rolling beam (2) comprises two sheet beams (21), the two sheet beams (21) are arranged oppositely up and down, and one end of each sheet beam (21) is connected with the anti-rolling mounting seat (13) at the corresponding position; one end of one of the two sheet beams (21), which is far away from the anti-rolling mounting seat (13), is hinged with the corresponding position on the other sheet beam (21) through a hanging rod (22); the sheet beam (21) is of an integrally formed box-shaped structure.

2. The suspension module of claim 1, characterized in that an air chamber (14) is provided in the longitudinal beam (11), and an air inlet and outlet (15) communicating with the air chamber (14) is provided in the longitudinal beam (11).

3. The suspension module of claim 2, characterized in that the air inlet and outlet holes (15) are provided in at least two of the longitudinal beams (11), evenly distributed along the length of the longitudinal beams (11).

4. A suspension module as claimed in claim 2, characterised in that the longitudinal beams (11) are provided with bulkheads (16) extending lengthwise thereof, the bulkheads (16) being provided at both ends with closure plates (18); the cross section of the clapboard (16) is H-shaped, the H-shaped clapboard and the inner walls of the top and the bottom of the longitudinal beam (11) form two ports (17) which are arranged up and down, the sealing plate (18) is arranged in the port (17) at the upper end, and the air chamber (14) is formed among the clapboard (16), the sealing plate (18) and the inner walls of the top of the longitudinal beam (11).

5. The suspension frame module according to claim 4, wherein the closing plate (18) is welded to the bulkhead (16).

6. The suspension module of claim 1, characterized in that the bracket arms (12) are welded to the longitudinal beams (11).

7. A maglev vehicle comprising a suspension module according to any one of claims 1 to 6.

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