CN208452798U - Medium-low speed maglev train, running part and lap joint structure for improving redundancy - Google Patents
Medium-low speed maglev train, running part and lap joint structure for improving redundancy Download PDFInfo
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- CN208452798U CN208452798U CN201820908672.6U CN201820908672U CN208452798U CN 208452798 U CN208452798 U CN 208452798U CN 201820908672 U CN201820908672 U CN 201820908672U CN 208452798 U CN208452798 U CN 208452798U
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- hold
- trailing arm
- suspension
- pull rod
- bridging arrangement
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Abstract
The utility model discloses a lap joint structure for improving redundancy controls the suspension unit and connects through two sets of bridging device, and this two sets of bridging device is the installation of invering from left to right, when suspension trouble appears in wherein certain suspension unit, can directly hang this trouble suspension unit through one of them set of bridging device, and then makes this trouble suspension not fall on the track, leads to the circuit operation trouble. Because the fixed support is connected with the pull rod structure through the joint bearing, longitudinal and transverse degrees of freedom can be ensured between the two suspension frame units, and meanwhile, the pull rod structure is internally connected through the pin shaft, so that the vertical degree of freedom of the two suspension frame units during ascending and descending can be ensured, and the two suspension frame units can ensure the structural decoupling capacity of the train during normal linear and curve running. The utility model also discloses a walk capable portion of using above-mentioned overlap joint structure and well low-speed maglev train.
Description
Technical field
It is the utility model relates to magnetic suspension train technical field, in particular to a kind of for low speed magnetic suspension train in improving
The lap device of redundancy.
Background technique
Medium-and low-speed maglev train EEF bogie is made of multiple suspension racks, and suspension rack unit is by left and right two independent suspensions
Module and anti-roll decoupling mechanism composition, left suspension module is identical with right suspension modular structure, is arranged symmetrically on the track of left and right, two
A independent suspending module passes through anti-roll decoupling mechanism again and connects, and suspension rack is the important component of medium-and low-speed maglev train, each
Suspension rack is connect by the air spring on its trailing arm with car body.
The attraction realization that magnetic suspension train generates after being powered by levitating electromagnet with interorbital suspends, every group of suspension electricity
Magnet controls it by corresponding independent levitation controller and suspends and fall.During train operation, when any in suspending module
Controller, sensor and electromagnet failure, can all influence train stable suspersion, may cause the corresponding single suspension rack list of train
Member cannot suspend, and directly fall in the collision friction caused on track with track, lead under the traction of remaining normal floating unit
It crosses skid to tow, these problems all repeatedly occurred in medium-and low-speed maglev train actual motion, had railroad embankment very big
It influences.
Utility model content
In view of this, the present invention provides a kind of for improving the bridging arrangement of redundancy, improves the redundancy of train
Degree, can tolerate suspension single point failure or failure caused by suspension system controller, sensor, actuator failures, avoid train
Single-point in operational process falls vehicle and failpoint corresponds to the situation that skid tows, to improve the safety of magnetic-levitation train operation
Property, stability and reliability.
The utility model additionally provides a kind of EEF bogie using above-mentioned bridging arrangement and middle low speed magnetic suspension train.
To achieve the above object, the utility model provides the following technical solutions:
It is a kind of for improving the bridging arrangement of redundancy, including hold-down support and Tiebar structure；
The trailing arm opposing end surface that two hold-down supports are respectively used to be mounted on two neighboring suspension rack unit is different high
Degree；
The Tiebar structure is connected between two hold-down supports；The Tiebar structure includes to be rotatably connected
One pull rod and the second pull rod.
Preferably, two hold-down supports are respectively used to be mounted on two neighboring suspension rack unit trailing arm opposing end surface
In same lateral vertical plane；
The Tiebar structure is vertically connected between two hold-down supports.
Preferably, it is connected between first pull rod and second pull rod by pin shaft.
Preferably, first pull rod is long draw, and second pull rod is the short rod for being shorter in length than the long draw.
Preferably, the long draw is located at the top of the short rod.
Preferably, at least one end of the Tiebar structure is connect by oscillating bearing with the hold-down support.
Preferably, a Tiebar structure and the hold-down support at its both ends constitute one group of lap device；
At least lap device described in two groups, first group of lap device therein are located at the front of second group of lap device；
First group of lap device includes the upper connecting rod hold-down support that the left side left trailing arm of suspension rack unit is arranged in, and setting exists
The lower pull rod hold-down support of the right side right trailing arm of suspension rack unit；Second group of lap device includes being arranged in the right support
The upper connecting rod hold-down support of arm, and the lower pull rod hold-down support of the setting left trailing arm.
Preferably, the upper connecting rod hold-down support of lap device described in two groups installs the left trailing arm and the right trailing arm
On the sustained height on end face top, the lower pull rod hold-down support of lap device described in two groups installs the left trailing arm and the right support
On the sustained height of arm end face lower part.
A kind of EEF bogie, including multiple suspension rack units are connected between at least two adjacent suspension rack units
Above-mentioned bridging arrangement.
A kind of middle low speed magnetic suspension train, including EEF bogie, the EEF bogie are above-mentioned EEF bogie.
It can be seen from the above technical scheme that it is provided by the utility model for improving the bridging arrangement of redundancy, pass through
The bridging arrangement can solve not pound under the support of adjacent suspension rack unit when single suspension rack unit breaks down and fall in
On track, while it can guarantee that displacement when transverse direction when suspension rack unit normally travel, longitudinal movement decouples, to not influence
Safe operation of the train on railway line road.The utility model additionally provide a kind of EEF bogie using above-mentioned bridging arrangement and in
Low speed magnetic suspension train.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of bridging arrangement provided by the embodiment of the utility model and the installation of suspension rack unit；
Fig. 2 is the side view of the bridging arrangement of suspension rack unit provided by the embodiment of the utility model；
Fig. 3 is the top view of the bridging arrangement of suspension rack unit provided by the embodiment of the utility model；
Fig. 4 is the structural schematic diagram of lap device provided by the embodiment of the utility model；
Fig. 5 be lap device provided by the embodiment of the utility model along Fig. 2 A-A to cross-sectional view.
Each label indicates in figure:
The left trailing arm of 1-；2a- upper connecting rod hold-down support, pull rod hold-down support under 2b-；3- Tiebar structure, 31- long draw, 32-
Short rod；4- oscillating bearing；5- pin shaft；The right trailing arm of 6-.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Provided by the embodiment of the utility model for improving the bridging arrangement of redundancy, core improvement is, including solid
Determine support and Tiebar structure 3, structure is referred to shown in Fig. 1；
Two hold-down supports are respectively used to be mounted on the trailing arm opposing end surface different height of two neighboring suspension rack unit, such as
Left trailing arm 1 and right trailing arm 6；It is understood that direction said here is the assembled state based on bridging arrangement, with suspension rack
The direction of unit is identical, and it is longitudinal (i.e. before and after Fig. 1) that This train is bound for XXX, and what is be transversely to the machine direction is laterally, to be transversely to the machine direction
Be up and down vertical short transverse, it is rear same；
Tiebar structure 3 is connected between two hold-down supports；Tiebar structure 3 includes the first pull rod for being rotatably connected and the
Two pull rods.
The course of work of the utility model is with principle: left and right suspension rack unit is connect by bridging arrangement, when wherein certain
When suspension failure occurs in a suspension rack unit, which can directly be hung by bridging arrangement, so that
The failure suspension rack does not fall in track, leads to circuit operation failure；Using being rotatably connected in Tiebar structure 3, have therebetween
There is rotary freedom, compared with using the Tiebar structure of single rigid structure, under this can guarantee that two suspension rack units go up a slope
Vertical degree of freedom when slope.
It can be seen from the above technical scheme that provided by the embodiment of the utility model for improving the suspension rack list of redundancy
First bridging arrangement realizes middle low speed magnetic suspension train suspension rack unit in the case where levitating electromagnet breaks down, passes through
Bridging arrangement failure suspension rack unit can be under the suspension of adjacent suspension rack unit without falling in orbit；In suspension rack unit
After failure, which can guarantee the normally travel function (including suspending, guiding etc.) of train.
Preferably, two hold-down supports are respectively used to be mounted on the phase of two neighboring suspension rack unit trailing arm opposing end surface
With in transverse direction vertical plane, structure is referred to shown in Fig. 1；
Tiebar structure 3 is vertically connected between two hold-down supports, such as Fig. 2, Fig. 4 and Fig. 5.So set, can be
Failure suspension rack unit provides the vertical supporting of more directly more timely more strength.
Preferably, connected between the first pull rod and the second pull rod by pin shaft 5, structure be referred to Fig. 2, Fig. 4 and
Shown in Fig. 5.Therebetween have and limiting the rotary freedom in vertical plane, the movement being effectively ensured between suspension rack unit is closed
System.
In order to advanced optimize above-mentioned technical solution, the first pull rod is long draw 31, and the second pull rod is to be shorter in length than length
The short rod 32 of pull rod 31, to optimize the supporting way of Tiebar structure 3.
In the present embodiment, long draw 31 is located at the top of short rod 32, which prevents event especially suitable for this programme
Hinder the demand that suspension rack unit falls.
Specifically, at least one end of Tiebar structure 3 is connect by oscillating bearing 4 with hold-down support, it is ensured that two outstanding
With the freedom degree of vertical and horizontal between scaffold unit.Preferably both ends are such.
As shown in Figure 1, a Tiebar structure 3 and the hold-down support at its both ends constitute one group of lap device；
At least two groups of lap devices, first group of lap device therein are located at the front of second group of lap device；First
Group lap device includes the upper connecting rod hold-down support 2a that the left trailing arm 1 of left side suspension rack unit is arranged in, and setting suspends on right side
The lower pull rod hold-down support 2b of the right trailing arm 6 of frame unit；Second group of lap device includes the fixed branch of upper connecting rod that right trailing arm 6 is arranged in
Seat 2a, and the lower pull rod hold-down support 2b of the left trailing arm 1 of setting.Two hold-down supports, four drawings are installed in each trailing arm end face
Bar hold-down support on the trailing arm end face of left and right in left and right up and down diagonal line installation, be inversely installed structure be effectively ensured support prevent
Whereabouts effect.
Preferably, the upper connecting rod hold-down support 2a of two groups of lap devices installs 6 end face top of left trailing arm 1 and right trailing arm
On sustained height, the lower pull rod hold-down support 2b of two groups of lap devices installs the same height of 6 end face lower part of left trailing arm 1 and right trailing arm
On degree, structure is referred to shown in Fig. 1 and Fig. 2, optimizes support effect.Further, first group of lap device, which is located at, suspends
The front of frame unit, second group of lap device are located at the middle part of suspension rack unit.
This programme is described further combined with specific embodiments below:
Fig. 1-Fig. 5 shows a kind of bridging arrangement embodiment of middle low speed magnetic suspension train suspension rack unit, the overlap joint knot
Structure includes the structure compositions such as upper connecting rod hold-down support 2a, lower pull rod hold-down support 2b, Tiebar structure 3, oscillating bearing 4, pin shaft 5,
Upper connecting rod hold-down support 2a is installed on the sustained height of 6 upper surface of left trailing arm 1 and right trailing arm, and upper connecting rod hold-down support 2a is in left and right
Dislocation arrangement；Lower pull rod hold-down support 2b is installed on the sustained height of 6 lower end surface of left trailing arm 1 and right trailing arm, the fixed branch of lower pull rod
Seat 2b is also in be dislocated arrangement, and generally, two upper connecting rod hold-down support 2a and two lower pull rod hold-down support 2b are in left support
In left and right diagonal line installation up and down on arm 1,6 end face of right trailing arm；3 upper and lower ends of Tiebar structure are separately mounted to the fixed branch of upper connecting rod
On seat 2a and lower pull rod hold-down support 2b.
The Tiebar structure 3 includes the structure compositions such as long draw 31, short rod 32；Long draw 31 and 32 end of short rod
Oscillating bearing 4 is installed, 3 both ends of Tiebar structure are fixed by oscillating bearing 4 and upper connecting rod hold-down support 2a or lower pull rod in hole
Support 2b connection；It is connected between long draw 31 and short rod 32 by pin shaft 5, there is therebetween rotary freedom.
The course of work of the utility model is with principle: left and right suspension rack unit is connect by two groups of lap devices, this two
Group lap device passes through wherein one group of overlap joint when wherein suspension failure occurs in some suspension rack unit in side-inverted installation
Device can directly hang the failure suspension rack unit causes route to run so that the failure suspension rack does not fall in track
Failure.The middle every section vehicle of low speed is made of five suspension rack units, wherein being arranged between the trailing arm per adjacent suspension rack unit
Two groups of lap devices pass through being inversely installed for lap device, when wherein any one suspension rack unit breaks down, Ke Yitong
It crosses two on trailing arm groups of lap devices to be suspended on two adjacent suspension rack units, so that it be made not fall in orbit, guarantee
The train continues normally travel.Since hold-down support is connect with Tiebar structure by oscillating bearing, it is ensured that two suspension racks
It with the freedom degree of vertical and horizontal between unit, while being connected in Tiebar structure using pin shaft, this can guarantee two suspensions
Vertical degree of freedom when frame unit upward slope descending, the two can guarantee the structure decoupling when train normal straight and negotiation of bends
Ability.
The utility model embodiment additionally provides a kind of EEF bogie, including multiple suspension rack units, core improvement exist
In being connected with above-mentioned bridging arrangement between at least two adjacent suspension rack units.
The utility model embodiment additionally provides a kind of middle low speed magnetic suspension train, including EEF bogie, core improvement
It is, EEF bogie is above-mentioned EEF bogie.
The utility model uses the advantages of above-mentioned aspect scheme to be:
The utility model realizes middle low speed magnetic suspension train suspension rack unit the case where levitating electromagnet breaks down
Under, it can be under the suspension of adjacent suspension rack unit without falling in orbit by lap device failure suspension rack unit；Outstanding
After scaffold unit breaks down, which can guarantee the normally travel function (including suspending, guiding etc.) of train；This reality
It can guarantee the movement relation between suspension rack unit with new structure, make that there is fortune laterally, longitudinal between suspension rack unit
Dynamic decoupling ability, it can be ensured that curve negotiating.
Bridging arrangement described in the utility model is mounted on trailing arm using dislocation mode, since bridging arrangement uses pull rod knot
Structure connection, Tiebar structure have rotary freedom, so that left and right trailing arm is there are vertical deviation and lateral displacement freedom degree, because
This, the utility model is suitable for the climbing of train, structure decoupling ability when passing through vertical curve.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (10)
1. a kind of for improving the bridging arrangement of redundancy, which is characterized in that including hold-down support and Tiebar structure (3)；
Two hold-down supports are respectively used to be mounted on the trailing arm opposing end surface different height of two neighboring suspension rack unit；
The Tiebar structure (3) is connected between two hold-down supports；The Tiebar structure (3) includes being rotatably connected
First pull rod and the second pull rod.
2. bridging arrangement according to claim 1, which is characterized in that two hold-down supports are respectively used to be mounted on phase
In the same lateral vertical plane of adjacent two suspension rack unit trailing arm opposing end surfaces；
The Tiebar structure (3) is vertically connected between two hold-down supports.
3. bridging arrangement according to claim 1, which is characterized in that lead between first pull rod and second pull rod
Cross pin shaft (5) connection.
4. bridging arrangement according to claim 1, which is characterized in that first pull rod is long draw (31), described the
Two pull rods are the short rod (32) for being shorter in length than the long draw (31).
5. bridging arrangement according to claim 4, which is characterized in that the long draw (31) is located at the short rod (32)
Top.
6. bridging arrangement according to claim 1, which is characterized in that at least one end of the Tiebar structure (3) passes through pass
Bearings (4) are connect with the hold-down support.
7. bridging arrangement according to claim 1, which is characterized in that the institute of the Tiebar structure (3) and its both ends
It states hold-down support and constitutes one group of lap device；
At least lap device described in two groups, first group of lap device therein are located at the front of second group of lap device；It is described
First group of lap device includes upper connecting rod hold-down support (2a) of the setting in the left side left trailing arm of suspension rack unit (1), and is set
Set the lower pull rod hold-down support (2b) in the right side right trailing arm of suspension rack unit (6)；Second group of lap device includes setting
Set the upper connecting rod hold-down support (2a) in the right trailing arm (6), and the lower pull rod hold-down support of the setting left trailing arm (1)
(2b)。
8. bridging arrangement according to claim 7, which is characterized in that the upper connecting rod of lap device described in two groups is fixed
Support (2a) is installed on the sustained height on the left trailing arm (1) and the right trailing arm (6) end face top, lap device described in two groups
Lower pull rod hold-down support (2b) install on the sustained height of the left trailing arm (1) and the right trailing arm (6) end face lower part.
9. a kind of EEF bogie, including multiple suspension rack units, which is characterized in that at least two adjacent suspension rack units it
Between connection just like bridging arrangement described in claim 1-8 any one.
10. a kind of middle low speed magnetic suspension train, including EEF bogie, which is characterized in that the EEF bogie is as claimed in claim 9
EEF bogie.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820908672.6U CN208452798U (en) | 2018-06-12 | 2018-06-12 | Medium-low speed maglev train, running part and lap joint structure for improving redundancy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820908672.6U CN208452798U (en) | 2018-06-12 | 2018-06-12 | Medium-low speed maglev train, running part and lap joint structure for improving redundancy |
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| Publication Number | Publication Date |
|---|---|
| CN208452798U true CN208452798U (en) | 2019-02-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820908672.6U Active CN208452798U (en) | 2018-06-12 | 2018-06-12 | Medium-low speed maglev train, running part and lap joint structure for improving redundancy |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108501764A (en) * | 2018-06-12 | 2018-09-07 | 湖南磁浮技术研究中心有限公司 | Medium-low speed maglev train, running part and lap joint structure for improving redundancy |
| CN110254446A (en) * | 2019-03-26 | 2019-09-20 | 同济大学 | A kind of medium-and low-speed maglev travelled by vehicle portion with redundancy feature |
-
2018
- 2018-06-12 CN CN201820908672.6U patent/CN208452798U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108501764A (en) * | 2018-06-12 | 2018-09-07 | 湖南磁浮技术研究中心有限公司 | Medium-low speed maglev train, running part and lap joint structure for improving redundancy |
| CN110254446A (en) * | 2019-03-26 | 2019-09-20 | 同济大学 | A kind of medium-and low-speed maglev travelled by vehicle portion with redundancy feature |
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| GR01 | Patent grant | ||
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| CP03 | Change of name, title or address |
Address after: 410000 No. 1302, Laodong Road, Yuhua District, Changsha City, Hunan Province Patentee after: Hunan Rail Technology Application Research Center Co.,Ltd. Patentee after: National University of Defense Technology Address before: 410000 no.1302 Laodong Road, Yuhua District, Changsha City, Hunan Province Patentee before: HUNAN MAGLEV TECHNOLOGY RESEARCH CENTER Co.,Ltd. Patentee before: National University of Defense Technology |