CN206856524U - A kind of low dynamic action high-speed maglev vehicle suspension rack device - Google Patents

A kind of low dynamic action high-speed maglev vehicle suspension rack device Download PDF

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Publication number
CN206856524U
CN206856524U CN201720608487.0U CN201720608487U CN206856524U CN 206856524 U CN206856524 U CN 206856524U CN 201720608487 U CN201720608487 U CN 201720608487U CN 206856524 U CN206856524 U CN 206856524U
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China
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longeron
suspension rack
suspension
crossbeam
frame unit
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CN201720608487.0U
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马卫华
胡俊雄
罗世辉
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Southwest Jiaotong University
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Southwest Jiaotong University
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Abstract

The utility model discloses a kind of low dynamic action high-speed maglev vehicle suspension rack device, including in put, the cross beam frame unit that is provided with secondary suspension system, the both sides at cross beam frame unit both ends are separately installed with longeron, and the end of longeron is mounted on suspended frame unit.Suspension rack device provided by the utility model eliminates " half suspension rack " design pattern of existing maglev vehicle suspension rack, do not use by put in one longeron connection before and after " half suspension rack " structure, it the substitute is the both sides that suspended frame unit only with the cross beam frame unit put in a set of, is fixed on to cross beam frame unit using four longerons.Unique suspension rack structure design can realize certain mobile decoupling, adaptability of the enhancing suspension rack to circuit;In addition, putting the dynamic action that can effectively reduce between suspension rack device and circuit in secondary suspension, suppress train rail coupled vibration, improve suspension stability.

Description

A kind of low dynamic action high-speed maglev vehicle suspension rack device
Technical field
The utility model belongs to high-speed maglev vehicle technical field, and in particular to a kind of low dynamic action high-speed maglev vehicle Suspension rack device.
Background technology
Its importance is self-evident as the chief component of high-speed maglev vehicle running mechanism for suspension rack.Existing high speed Maglev vehicle suspension rack is made up of two " half suspension racks " that longeron connection is put in, and each half suspension rack includes some crossbeams Frame and the suspended frame for being connected to cross beam frame both ends, it is fixed on the longeron in the middle part of cross beam frame and then front and rear half suspension rack is connected Form a complete suspension rack.
Secondary suspension system is disposed in the suspended frame top at suspension rack corner in existing suspension rack technical scheme, often Individual suspension rack includes four sets of secondary suspension systems.The secondary suspension system be responsible for by suspending power, part tractive force, brake force and Vibration when guiding force passes to car body and relaxes train operation.
Certain deficiency be present in existing suspension rack technical scheme, be mainly shown as it is following some:First, the suspended frame of both sides All connected, i.e., the motion of left and right suspending module is coupled by rigid cross beam frame, suspension rack or so module can be caused Between mutual dynamic action, the suspension rack that is coupled of left and right suspending module motion is more sensitive to line conditions in addition, Exacerbate the dynamic action between vehicle and track;Second, the setting of two sets of cross beam frames make it that whole suspension rack is complicated, system Ben Gao and difficult in maintenance is caused, and is unfavorable for the loss of weight of suspension rack;Third, secondary suspension system is arranged at suspension rack corner not Controlled beneficial to suspending;Fourth, front and rear " half suspension rack " is connected by the longeron put in one, the longeron can be born in actual motion Larger longitudinal force, thus easily cause fatigue crack, cause potential safety hazard.
Utility model content
The purpose of this utility model is to solve the above problems, there is provided a kind of low dynamic action, high speed simple and reliable for structure Maglev vehicle suspension rack device.Solve in existing scheme between suspension rack or so module and the power between suspension rack and circuit Problems in role, while simplify suspension rack structure and prevent potential safety hazard, ensure train be capable of better and safer in each section Operation.
In order to solve the above technical problems, the technical solution of the utility model is:A kind of low dynamic action high-speed maglev vehicle Suspension rack device, including the cross beam frame unit of secondary suspension system is installed, the both sides at cross beam frame unit both ends are separately installed with Longeron, the end of longeron are mounted on suspended frame unit.
Preferably, the cross beam frame unit includes the first crossbeam and second cross beam be arrangeding in parallel, first crossbeam and second It is connected between crossbeam by crossbeam connector.
Preferably, the cross beam frame unit is provided with empty spring mounting seat, and empty spring mounting seat is provided with air spring, and two systems hang Extension system includes the rocking arm being placed on air spring, and middle part and the crossbeam connector of rocking arm are rotatablely connected, and the end of rocking arm leads to Cross swing rod with Rocker connector to be connected, Rocker connector is connected with car body, is additionally provided between rocking arm and Rocker connector laterally auxiliary Help spring.
Preferably, the quantity of the secondary suspension system is two, and the rocking arm of two secondary suspension systems is connected by rubber Part connects.
Preferably, the rocking arm is by preventing that sidewinder part is connected with crossbeam connector.
Preferably, the middle part of the cross beam frame unit is provided with Z-shaped traction unit, and Z-shaped traction unit includes connecting seat, traction Seat, the first draw bar and the second draw bar, traction seat are sheathed on the lower end of connecting seat, and the upper end of connecting seat is connected with car body;The One end of one draw bar is connected with first crossbeam, and the other end is connected with one end of connecting seat, one end of the second draw bar and second Crossbeam is connected, and the other end is connected with the other end of connecting seat.
Preferably, the longeron includes the first longeron, the second longeron, the 3rd longeron and the 4th longeron, the first longeron and Two longerons are vertical at the both ends of first crossbeam, and the 3rd longeron and the 4th longeron are vertical at the both ends of second cross beam, and first Longeron and the 3rd longeron are located along the same line, and the second longeron and the 4th longeron are located along the same line.
Preferably, the suspended frame unit includes two suspensions and the suspension connection for connecting two suspensions Part, the upper end of suspension are connected with the end of longeron.
Preferably, levitating electromagnet, guiding electromagnet or Breake Electromagnet are provided between adjacent suspension.
The beneficial effects of the utility model are:
1st, a kind of low dynamic action high-speed maglev vehicle suspension rack device provided by the utility model, eliminates existing magnetic " half suspension rack " design pattern of floating vehicle suspension frame, i.e., do not use by putting " half suspension rack " before and after longeron connection in one Structure, it the substitute is only with the cross beam frame unit put in a set of, suspended frame unit be fixed on horizontal stroke using four longerons The both sides of roof beam structure unit, while certain mobile decoupling is realized, adaptability of the suspension rack device to circuit can be strengthened, can The dynamic action between suspension rack device and circuit is effectively reduced, improves suspension stability.
2nd, it is different that suspension rack device corner is arranged on from traditional secondary suspension system, the utility model is by secondary suspension system System is arranged on the both ends of suspension rack device middle beam frame unit.Secondary suspension system is reduced to two sets by four sets, simplifies outstanding Floating system, it is easily installed and dismantles, it is easy to avoid longeron in existing suspension rack structure while alleviating suspension rack deadweight There is the potential safety hazard of fatigue crack.In addition, the angle from suspension rack vibration acting is analyzed, in be empty gas spring compared to putting Air spring in corner is more beneficial for suspension control.
3rd, air spring adds the pendulum-type structure design that rocking arm forms so that the secondary suspension system of the suspension rack possesses enough Vertical and transversal deformability, while pendulum-type structure can make suspension rack device match well with car body so that the magnetic Floating vehicle can smoothly pass through all kinds of curves and Po Lu.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model low dynamic action high-speed maglev vehicle suspension rack device.
Fig. 2 is Fig. 1 upward view.
Fig. 3 is Fig. 2 A-A sectional views.
Description of reference numerals:1st, first crossbeam;2nd, second cross beam;3rd, crossbeam connector;4th, the first longeron;5th, second is vertical Beam;6th, the 3rd longeron;7th, the 4th longeron;8th, suspension;9th, suspension connector;10th, empty spring mounting seat;11st, air spring; 12nd, rocking arm;13rd, swing rod;14th, Rocker connector;15th, horizontal secondary spring;16th, prevent sidewindering part;17th, rubber connector;18th, even Joint chair;19th, traction seat;20th, the first draw bar;21st, the second draw bar.
Embodiment
The utility model is described further with specific embodiment below in conjunction with the accompanying drawings:
As shown in figure 1, a kind of low dynamic action high-speed maglev vehicle suspension rack device provided by the utility model, including peace Cross beam frame unit equipped with secondary suspension system, the both sides at cross beam frame unit both ends are separately installed with longeron, and the end of longeron is equal Suspended frame unit is installed.
It is single that cross beam frame unit includes first crossbeam 1, second cross beam 2, crossbeam connector 3, empty spring mounting seat 10 and Z-shaped traction Member, first crossbeam 1 and second cross beam 2 are be arranged in parallel, and crossbeam connector 3, which is distributed between first crossbeam 1 and second cross beam 2, to be used for Connect first crossbeam 1 and second cross beam 2.Crossbeam connector 3 is located at the both ends of first crossbeam 1 and second cross beam 2.Pass through high intensity First crossbeam 1, second cross beam 2 and two sets of empty spring mounting seats 10 and two crossbeam connectors 3 are fixed together by bolt, are formed The installation foundation of one other part.
As shown in Figures 2 and 3, Z-shaped traction unit is arranged on the middle part of cross beam frame unit, positioned at first crossbeam 1 and second Between crossbeam 2.Z-shaped traction unit includes connecting seat 18, traction seat 19, the first draw bar 20 and the second draw bar 21, traction seat 19 are sheathed on the lower end of connecting seat 18, and the upper end of connecting seat 18 is connected with car body;One end of first draw bar 20 and first crossbeam 1 It is connected, the other end is connected with one end of connecting seat 18, and one end of the second draw bar 21 is connected with second cross beam 2, the other end and company The other end of joint chair 18 is connected.Longitudinal force caused by suspension rack device is passed through connection by the first draw bar 20 and the second draw bar 21 Seat 18 is steady, is effectively delivered to car body, without causing extra impact to cause the shakiness that suspends.
Longeron includes the first longeron 4, the second longeron 5, the 3rd longeron 6 and the 4th longeron 7, the first longeron 4 and the second longeron 5 The both ends of first crossbeam 1 are vertical at, the 3rd longeron 6 and the 4th longeron 7 are vertical at the both ends of second cross beam 2, and first is vertical The longeron 6 of beam 4 and the 3rd is located along the same line, and the second longeron 5 and the 4th longeron 7 are located along the same line.
Suspended frame unit includes two suspensions 8 and the suspension connector 9 for connecting two suspensions 8, suspends The upper end of arm 8 is connected with the end of each longeron.Levitating electromagnet, guiding electromagnet or system are provided between adjacent suspension 8 Motor magnet.
Secondary suspension system includes air spring 11, rocking arm 12, swing rod 13, Rocker connector 14 and horizontal secondary spring 15, air spring 11 is arranged in empty spring mounting seat 10, and rocking arm 12 is placed on air spring 11, and the middle part of rocking arm 12, which passes through, prevents Sidewinder part 16 to be rotatablely connected with crossbeam connector 3, the end of rocking arm 12 is connected by swing rod 13 with Rocker connector 14, and rocking arm connects Fitting 14 is connected with car body, and horizontal secondary spring 15 is additionally provided between rocking arm 12 and Rocker connector 14.Secondary suspension system Quantity is two, and the rocking arm 12 of two secondary suspension systems is connected by rubber connector 17.Connected by the rubber between rocking arm Part connects, there is provided anti-roll stabiliser.
The matching of car body and suspension rack device can ensure that by the pendulum-type structure of secondary suspension system.By adjusting air bullet Spring 11, car body is set to be maintained at the relative altitude position of a setting under all operating conditions, and not by capacity of body change Influence.Lateral stiffness is provided by horizontal secondary spring 15 and damping, horizontal secondary spring 15 increase with pressure, and rigidity is in level Number increase, therefore, it can make horizontal displacement be limited in a maximum permissible value.Meet that maglev vehicle is descending in different road conditions Vertical and lateral displacement demand when sailing.
One of ordinary skill in the art will be appreciated that embodiment described here is to aid in reader and understands this reality With new principle, it should be understood that the scope of protection of the utility model is not limited to such especially statement and embodiment. One of ordinary skill in the art can these technical inspirations according to disclosed in the utility model make and various do not depart from this practicality New substantive other various specific deformations and combination, these deformations and combination are still in the scope of protection of the utility model.

Claims (9)

  1. A kind of 1. low dynamic action high-speed maglev vehicle suspension rack device, it is characterised in that:Including being provided with secondary suspension system Cross beam frame unit, the both sides at cross beam frame unit both ends are separately installed with longeron, and the end of longeron is mounted on suspended frame unit.
  2. 2. low dynamic action high-speed maglev vehicle suspension rack device according to claim 1, it is characterised in that:The crossbeam Frame unit includes the first crossbeam (1) and second cross beam (2) be arrangeding in parallel, passes through between first crossbeam (1) and second cross beam (2) Crossbeam connector (3) is connected.
  3. 3. low dynamic action high-speed maglev vehicle suspension rack device according to claim 2, it is characterised in that:The crossbeam Frame unit is provided with empty spring mounting seat (10), and empty spring mounting seat (10) is provided with air spring (11), and secondary suspension system includes The rocking arm (12) being placed on air spring (11), middle part and the crossbeam connector (3) of rocking arm (12) are rotatablely connected, rocking arm (12) End be connected by swing rod (13) with Rocker connector (14), Rocker connector (14) is connected with car body, rocking arm (12) and shakes Horizontal secondary spring (15) is additionally provided between arm connector (14).
  4. 4. low dynamic action high-speed maglev vehicle suspension rack device according to claim 3, it is characterised in that:Two system The quantity of suspension is two, and the rocking arm (12) of two secondary suspension systems is connected by rubber connector (17).
  5. 5. low dynamic action high-speed maglev vehicle suspension rack device according to claim 3, it is characterised in that:The rocking arm (12) by preventing that sidewinder part (16) is connected with crossbeam connector (3).
  6. 6. low dynamic action high-speed maglev vehicle suspension rack device according to claim 2, it is characterised in that:The crossbeam The middle part of frame unit is provided with Z-shaped traction unit, and Z-shaped traction unit includes connecting seat (18), traction seat (19), the first draw bar (20) and the second draw bar (21), traction seat (19) are sheathed on the lower end of connecting seat (18), the upper end of connecting seat (18) and car body It is connected;One end of first draw bar (20) is connected with first crossbeam (1), and the other end is connected with the one end of connecting seat (18), and second One end of draw bar (21) is connected with second cross beam (2), and the other end is connected with the other end of connecting seat (18).
  7. 7. low dynamic action high-speed maglev vehicle suspension rack device according to claim 2, it is characterised in that:The longeron Including the first longeron (4), the second longeron (5), the 3rd longeron (6) and the 4th longeron (7), the first longeron (4) and the second longeron (5) The both ends of first crossbeam (1) are vertical at, the 3rd longeron (6) and the 4th longeron (7) are vertical at the two of second cross beam (2) End, the first longeron (4) and the 3rd longeron (6) are located along the same line, and the second longeron (5) and the 4th longeron (7) are located at always On line.
  8. 8. low dynamic action high-speed maglev vehicle suspension rack device according to claim 1, it is characterised in that:The suspension Frame unit includes two suspensions (8) and the suspension connector (9) for connecting two suspensions (8), suspension (8) Upper end is connected with the end of longeron.
  9. 9. low dynamic action high-speed maglev vehicle suspension rack device according to claim 8, it is characterised in that:Adjacent Levitating electromagnet, guiding electromagnet or Breake Electromagnet are provided between suspension (8).
CN201720608487.0U 2017-05-27 2017-05-27 A kind of low dynamic action high-speed maglev vehicle suspension rack device Active CN206856524U (en)

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Application Number Priority Date Filing Date Title
CN201720608487.0U CN206856524U (en) 2017-05-27 2017-05-27 A kind of low dynamic action high-speed maglev vehicle suspension rack device

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Application Number Priority Date Filing Date Title
CN201720608487.0U CN206856524U (en) 2017-05-27 2017-05-27 A kind of low dynamic action high-speed maglev vehicle suspension rack device

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107139770A (en) * 2017-05-27 2017-09-08 西南交通大学 A kind of low dynamic action high-speed maglev vehicle suspension rack device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107139770A (en) * 2017-05-27 2017-09-08 西南交通大学 A kind of low dynamic action high-speed maglev vehicle suspension rack device

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