CN108297888B - Wear prevention device and method for magnetic levitation train - Google Patents
Wear prevention device and method for magnetic levitation train Download PDFInfo
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- CN108297888B CN108297888B CN201810264553.6A CN201810264553A CN108297888B CN 108297888 B CN108297888 B CN 108297888B CN 201810264553 A CN201810264553 A CN 201810264553A CN 108297888 B CN108297888 B CN 108297888B
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- skirtboard
- magnetic levitation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D17/00—Construction details of vehicle bodies
- B61D17/04—Construction details of vehicle bodies with bodies of metal; with composite, e.g. metal and wood body structures
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D17/00—Construction details of vehicle bodies
- B61D17/04—Construction details of vehicle bodies with bodies of metal; with composite, e.g. metal and wood body structures
- B61D17/041—Construction details of vehicle bodies with bodies of metal; with composite, e.g. metal and wood body structures with bodies characterised by use of light metal, e.g. aluminium
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Control Of Vehicles With Linear Motors And Vehicles That Are Magnetically Levitated (AREA)
- Wing Frames And Configurations (AREA)
Abstract
The invention discloses a wear-proof device and a method for a magnetic levitation train, wherein the magnetic levitation train comprises: locomotive skirtboard, transition skirtboard, train door frame, go up connecting piece, skid skirtboard pole, suspension module and quick-witted case spout bottom plate, this abrasionproof device contains: the first wear-resisting plate is correspondingly arranged at the skirtboard of the headstock; the second wear-resisting plate is correspondingly arranged at the transitional skirtboard; the anti-collision strip is arranged at the lower edge of the train door frame; the third wear-resisting plate is correspondingly arranged at the upper connecting piece; the anti-mould sleeve is sleeved on the skid apron plate rod; the anti-abrasion strip is arranged at the lower end of the suspension module and is positioned at the contact position of the rubber strip of the outer skirt plate below the train and the suspension module; and the bottom reinforcing plate is arranged at the bottom of the chassis chute bottom plate.
Description
Technical Field
The invention relates to the field of train maintenance, in particular to an anti-abrasion device and method for a magnetic levitation train.
Background
The magnetic levitation Shanghai demonstration operation line successfully realizes the vehicle passing operation from 12 months and 31 days in 2002, and has been ten years up to now. The magnetic levitation train is named as a ground aircraft, the highest test speed per hour reaches 508 KM/H, and the operation speed per hour is 430KM/H. As the first commercial demonstration operation line in the world and the beautiful business card of Shanghai International metropolitan, shanghai magnetic levitation trains have been operated safely, stably and with good quality for thirteen years. The train is a high-tech product integrating mechanical manufacture, aerodynamics, electronic and electric, computer control, radio technology and network system, and a technician working room of a vehicle management department of a magnetic levitation company bears the operation, maintenance and production work of the magnetic levitation train, provides omnibearing services for preventive maintenance, fault treatment, complete equipment overhaul and the like of the magnetic levitation train, and is a power engine of the magnetic levitation train.
As the train operation time is prolonged, the maintenance work of the train is also getting more complicated and difficult. Most of the magnetic levitation train body and the running part are made of aluminum alloy materials, so that the overall mass of the train is reduced. The aluminum alloy material has more advantages, brings convenience to train operation and maintenance, but has fatal defects, namely damage to the aluminum alloy material when the aluminum alloy material rubs with plastic parts and rubber parts. When the magnetic levitation train runs, the magnetic levitation train runs without friction, and the running mechanism and the bearing mechanism of the train bear various force transmission when the train runs. German designers have designed various rubber joints, cushioning rubber and sealing rubber in train running gear and load bearing machinery structures for preventing various mechanical wear, reducing vibration, and reducing windage during operation. Various rubber parts continuously rub with mechanical parts of the train when the train runs, and long-time high-frequency vibration friction enables contact parts of a plurality of aluminum alloy parts and the rubber parts to generate abrasion gaps and damages, so that the strength of the aluminum alloy mechanical parts is reduced, the functions are damaged, and the appearance of the train is attractive and influenced.
Disclosure of Invention
The invention aims to provide an anti-abrasion device and method for a magnetic levitation train, which can prevent the contact part of an aluminum alloy part and a rubber part of the train from being further damaged, prolong the service life of the train and reduce the damage to the appearance of the train.
In order to achieve the above object, the present invention is realized by the following technical scheme:
a wear protection device for a magnetic levitation vehicle, said magnetic levitation vehicle comprising: locomotive skirtboard, transition skirtboard, train door frame, go up connecting piece, skid skirtboard pole, suspension module and quick-witted case spout bottom plate, its characteristics are, this abrasionproof device contains:
the first wear-resisting plate is correspondingly arranged at the skirtboard of the headstock;
the second wear-resisting plate is correspondingly arranged at the transitional skirtboard;
the anti-collision strip is arranged at the lower edge of the train door frame;
the third wear-resisting plate is correspondingly arranged at the upper connecting piece;
the anti-mould sleeve is sleeved on the skid apron plate rod;
the anti-abrasion strip is arranged at the lower end of the suspension module and is positioned at the contact position of the rubber strip of the outer skirt plate below the train and the suspension module;
and the bottom reinforcing plate is arranged at the bottom of the chassis chute bottom plate.
And an adhesive layer is arranged between the first wear-resisting plate and the locomotive skirtboard.
The second wear-resistant plate is provided with a plurality of rows of process holes.
The third anti-abrasion plate is provided with a flanging, and the flanging wraps the lower edge of the upper connecting piece.
The wear-resisting method for the magnetic suspension train is characterized by comprising the following steps of:
a first wear-resistant plate is arranged at the skirtboard of the headstock;
a second wear-resistant plate is arranged at the transitional skirtboard;
an anti-collision strip is arranged at the lower edge of the train door frame;
a third wear plate is arranged at the upper connecting piece;
a die-proof sleeve is sleeved on the skid apron board rod;
an anti-wear strip is arranged at the lower end of the suspension module and at the contact position of the rubber strip of the outer skirt plate below the train and the suspension module;
a bottom reinforcing plate is arranged at the bottom of the bottom plate of the case chute.
The first wear-proof plate is arranged at the skirtboard of the headstock further comprises:
the wear position of survey and drawing locomotive skirtboard calculates the protection area of first abrasionproof board, and the protection area of this first abrasionproof board is greater than the wear area of locomotive skirtboard to make the radian and the crest line looks adaptation of first abrasionproof board and locomotive skirtboard.
And a plurality of rows of process holes are formed in the second wear prevention plate.
The third wear-resistant plate adopts a flanging process, so that the flanging wraps the lower edge of the upper connecting piece.
The wear-resistant strip is matched with the curved surface of the suspension module, and completely wraps the curved surface of the lower end of the suspension module.
Compared with the prior art, the invention has the following advantages:
the design is simple and has strong universality; the disassembly is convenient, and the secondary maintenance can be carried out; adopting an adhesive process; 4. the mechanical strength of the protected part is protected, and the installation method is simple; the device has various functions and working conditions which do not affect the original components and related components; the accessory is not dropped when the train runs, and the running safety of the train is ensured; the train counterweight is not affected; beautifying the appearance function.
The stainless steel material is fully utilized in different parts of the high-speed magnetic levitation train, so that the abrasion of rubber sealing parts and the like on aluminum alloy materials when the magnetic levitation train runs at high speed is thoroughly solved, the technical requirements and the attractive conditions of safe running of the train are met on the premise that the train counterweight is not increased and the train maintenance work is not greatly increased, meanwhile, the expenditure of maintenance funds caused by large-area material replacement is saved, and the maintenance cost is reduced.
Drawings
FIG. 1 is a flow chart of a wear prevention method for a magnetic levitation train of the present invention;
FIG. 2a is a front view of a first wear plate;
FIG. 2b is a side view of a first wear plate;
FIG. 3 is a front view of a second wear plate;
FIGS. 4a and 4b are schematic structural views of a bumper strip;
FIGS. 5a and 5b are schematic structural views of a third wear plate;
FIGS. 6a and 6b are schematic structural views of an anti-mold sleeve;
fig. 7a and 7b are schematic structural views of wear strips.
Detailed Description
The invention will be further described by the following detailed description of a preferred embodiment, taken in conjunction with the accompanying drawings.
As shown in fig. 1, a wear protection method for a magnetic levitation train, the method comprising the steps of:
a first wear-resistant plate is arranged at the skirtboard of the headstock;
a second wear-resistant plate is arranged at the transitional skirtboard;
an anti-collision strip is arranged at the lower edge of the train door frame;
a third wear plate is arranged at the upper connecting piece;
a die-proof sleeve is sleeved on the skid apron board rod;
an anti-wear strip is arranged at the lower end of the suspension module and at the contact position of the rubber strip of the outer skirt plate below the train and the suspension module;
a bottom reinforcing plate is arranged at the bottom of the bottom plate of the case chute.
FIG. 2a is a front view of a first wear plate and FIG. 2b is a side view of the first wear plate; the disposing a first wear plate at the apron board of the vehicle head further comprises:
the wear position of survey and drawing locomotive skirtboard calculates the area of protection of first wear-resisting plate 1, and this area of protection of first wear-resisting plate is greater than the area of wear of locomotive skirtboard to make the radian and the crest line looks adaptation of first wear-resisting plate and locomotive skirtboard, specifically, survey and drawing locomotive skirtboard's wear position at first, the area of protection is calculated to the marking line. The abrasion of the locomotive apron board is caused by the impact friction of a plastic plate lining the WKUB apron board, the impact force born by the train is larger when the train passes through a curve, and 304 mirror surface stainless steel with the thickness of 0.8mm is used for selecting materials. The protection area is 15mm longer than the peripheral diameter of the original abrasion position, so that the plastic plate and the abrasion-proof plate in the WKUB apron board can be prevented from rubbing at an angle when the train runs. The apron board of the locomotive is in a multi-angle position with radian and edge line, and is manufactured according to the radian and edge line of the apron board during manufacturing, so that the appearance is attractive, and the apron board can be completely attached to the outer surface during mounting. The adhesive material is 70-04 polyurethane soft adhesive, the thickness is 2mm when the adhesive is applied, the apron board can generate certain buffer when in impact, and the abrasion-proof plate is prevented from being damaged and cracked when in impact. After actual measurement, the thickness of the glue is identified to achieve the purpose of buffering.
Fig. 3 is a front view of a second wear plate, where the second wear plate is disposed at the transitional skirt plate, specifically:
the wear cause is consistent with that of the apron board of the locomotive, so the materials and the process are the same. The area of the second wear-resistant plate 2 is large, so that the fastness is reduced due to the fact that excessive air is generated in the glue during installation, the drying time of the glue is shortened, a plurality of rows of process holes 21 with the diameter of 1mm are formed in the second wear-resistant plate, the surface is attractive, and the friction coefficient is reduced.
Fig. 4a and 4b are schematic structural diagrams of a crash bar, where the above-mentioned crash bar is specifically:
the train door frame has certain difference in height with the platform, and the passenger can strike the lower edge of the door frame when getting on the trunk, and the surface paint damages and influences pleasing to the eye, and metal deformation can reduce door structural strength, so after measuring the door frame, select the crashproof strip 3 and the two component glues of le tai 2015 that are made of 0.8 mm's 304 mirror surface stainless steel. The anti-collision strip is L-shaped, the Letai 2015 double-component adhesive is high in hardness and strong in fastness, and the mounting height is reduced by less adhesive, so that the opening and closing of train doors are prevented from being influenced.
Fig. 5a and 5b are schematic structural views of a third wear plate, where the third wear plate is disposed at the upper connecting piece, specifically:
the upper connecting piece produces the recess after the outer skirt board rubber strip of train contacts with the upper connecting piece, and long-time wearing and tearing can reduce upper connecting piece working strength, in order to realize slowing down the purpose of wearing and tearing, have designed abrasionproof board 4 here. The 304 mirror stainless steel material is selected, and the thickness is 0.6m m. During processing, the third anti-abrasion plate is manufactured according to the curved surface of the upper connecting piece, and the third anti-abrasion plate adopts the flanging 41 technology to completely wrap the lower edge of the upper connecting piece. The mirror surface is outwards, and 2 rows of process holes 42 are designed on the surface and are used for removing air in the adhesive during bonding. The adhesive is 70-04 polyurethane soft adhesive, the thickness of the adhesive is 1mm, and the adhesive is buffered in proper amount.
Fig. 6a and 6b are schematic structural diagrams of an anti-mold sleeve, wherein the above-mentioned anti-mold sleeve is sleeved on the skid skirt plate rod, and the anti-mold sleeve specifically comprises:
the skid apron board compression bar is aluminum alloy material, has serious wearing and tearing under the friction of rubber apron board corner, if all change needs a large amount of funds, has improved maintenance cost, and it can solve the problem to find if install the stainless steel sleeve pipe additional after dismantling on the spot. The anti-die sleeve and the Letai 2015 double-component adhesive are prepared by adopting a 304 mirror surface stainless steel sleeve with the thickness of 0.4mm after material comparison and selection. Firstly, the shearing processing of the material is convenient; secondly, the device can be flapped during installation, so that the press rod can be completely attached; thirdly, the strength of the damaged compression bar can be enhanced by using the Letai 2015 double-component adhesive.
Fig. 7a and 7b are schematic structural diagrams of wear strips, where a wear strip is disposed at a contact position between the rubber strip of the outer skirt plate and the suspension module at the lower end of the suspension module, specifically:
the lower end of the module is worn after the rubber strip of the outer skirt plate under the train contacts with the suspension module. For the purpose of slowing down wear, wear strips are designed here. The wear-resistant strip is made of 304 mirror stainless steel material, and the thickness of the wear-resistant strip is 0.2mm. During processing, the anti-abrasion strip is manufactured according to the curved surface of the suspension module, so that the anti-abrasion strip is matched with the curved surface of the suspension module, and the curved surface of the lower end of the suspension module is completely wrapped. The adhesive is 70-04 polyurethane soft adhesive, the thickness of the adhesive is 1mm, and the adhesive is buffered in proper amount.
The bottom reinforcing plate is arranged at the bottom of the bottom plate of the chassis chute and is specifically as follows:
the prior ASG (chassis) chute bottom plate is made of aluminum alloy material, and is severely worn in friction with the upper apron board rubber strip in the suspension guide magnet. In order to prolong the service life of the train, a bottom reinforcing plate made of stainless steel material consistent with the original size is manufactured, and the bottom reinforcing plate is arranged at the bottom, so that the strength of the bottom of the train is enhanced, the abrasion is delayed, and the safe running of the train is ensured.
A wear protection device for a magnetic levitation vehicle, said magnetic levitation vehicle comprising: locomotive skirtboard, transition skirtboard, train door frame, go up connecting piece, skid skirtboard pole, suspension module and quick-witted case spout bottom plate, this abrasionproof device contains:
the first wear-resisting plate is correspondingly arranged at the skirtboard of the headstock;
the second wear-resisting plate is correspondingly arranged at the transitional skirtboard;
the anti-collision strip is arranged at the lower edge of the train door frame;
the third wear-resisting plate is correspondingly arranged at the upper connecting piece;
the anti-mould sleeve is sleeved on the skid apron plate rod;
the anti-abrasion strip is arranged at the lower end of the suspension module and is positioned at the contact position of the rubber strip of the outer skirt plate below the train and the suspension module;
and the bottom reinforcing plate is arranged at the bottom of the chassis chute bottom plate.
And an adhesive layer is arranged between the first wear-resisting plate and the locomotive skirtboard.
The second wear-resistant plate is provided with a plurality of rows of process holes.
The third anti-abrasion plate is provided with a flanging, and the flanging wraps the lower edge of the upper connecting piece.
In summary, the wear-resistant device and the wear-resistant method for the magnetic levitation train prevent the contact part of the aluminum alloy part and the rubber part of the train from being further damaged, prolong the service life of the train and reduce the damage to the appearance of the train.
While the present invention has been described in detail through the foregoing description of the preferred embodiment, it should be understood that the foregoing description is not to be considered as limiting the invention. Many modifications and substitutions of the present invention will become apparent to those of ordinary skill in the art upon reading the foregoing. Accordingly, the scope of the invention should be limited only by the attached claims.
Claims (9)
1. A wear protection device for a magnetic levitation vehicle, said magnetic levitation vehicle comprising: locomotive skirtboard, transition skirtboard, train door frame, go up connecting piece, skid skirtboard pole, suspension module and quick-witted case spout bottom plate, its characterized in that, this abrasionproof device contains:
the first wear-resisting plate is correspondingly arranged at the skirtboard of the headstock;
the second wear-resisting plate is correspondingly arranged at the transitional skirtboard;
the anti-collision strip is arranged at the lower edge of the train door frame;
the third wear-resisting plate is correspondingly arranged at the upper connecting piece;
the wear-resistant sleeve is sleeved on the skid apron plate rod;
the anti-abrasion strip is arranged at the lower end of the suspension module and is positioned at the contact position of the rubber strip of the outer skirt plate below the train and the suspension module;
and the bottom reinforcing plate is arranged at the bottom of the chassis chute bottom plate.
2. The wear protection device for a maglev train of claim 1, wherein an adhesive layer is disposed between the first wear plate and the head skirt plate.
3. The wear protection device for a magnetic levitation train of claim 1, wherein the second wear plate is formed with a plurality of rows of process holes.
4. The wear protection device for a magnetic levitation train of claim 1, wherein the third wear plate is provided with a flange that wraps around the lower edge of the upper connector.
5. A wear protection method for a magnetic levitation train, the method comprising the steps of:
a first wear-resistant plate is arranged at the skirtboard of the headstock;
a second wear-resistant plate is arranged at the transitional skirtboard;
an anti-collision strip is arranged at the lower edge of the train door frame;
a third wear plate is arranged at the upper connecting piece;
a wear-proof sleeve is sleeved on the skid apron board rod;
an anti-wear strip is arranged at the lower end of the suspension module and at the contact position of the rubber strip of the outer skirt plate below the train and the suspension module;
a bottom reinforcing plate is arranged at the bottom of the bottom plate of the case chute.
6. The method of wear protection for a magnetic levitation train of claim 5, wherein disposing a first wear plate at the head skirt plate further comprises:
the wear position of survey and drawing locomotive skirtboard calculates the protection area of first abrasionproof board, and the protection area of this first abrasionproof board is greater than the wear area of locomotive skirtboard to make the radian and the crest line looks adaptation of first abrasionproof board and locomotive skirtboard.
7. The method of claim 5, wherein the second wear plate is provided with a plurality of rows of process holes.
8. The method of claim 5, wherein the third wear plate is formed by a flange process such that the flange wraps around the lower edge of the upper connector.
9. The method of claim 5, wherein the wear strip is adapted to the curved surface of the levitation module to completely encase the curved surface of the lower end of the levitation module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810264553.6A CN108297888B (en) | 2018-03-28 | 2018-03-28 | Wear prevention device and method for magnetic levitation train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810264553.6A CN108297888B (en) | 2018-03-28 | 2018-03-28 | Wear prevention device and method for magnetic levitation train |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108297888A CN108297888A (en) | 2018-07-20 |
| CN108297888B true CN108297888B (en) | 2023-05-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810264553.6A Active CN108297888B (en) | 2018-03-28 | 2018-03-28 | Wear prevention device and method for magnetic levitation train |
Country Status (1)
| Country | Link |
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| CN (1) | CN108297888B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2835016Y (en) * | 2005-11-08 | 2006-11-08 | 成都飞机工业（集团）有限责任公司 | Skirt plate for magnetic levitation vehicle head |
| CN202716818U (en) * | 2012-08-22 | 2013-02-06 | 郑州精益达汽车零部件有限公司 | Automotive apron board and bus using the same |
| CN105625872A (en) * | 2015-12-28 | 2016-06-01 | 常熟市古里镇鑫良铝合金门窗厂 | Anti-collision aluminum alloy door frame |
| CN208181058U (en) * | 2018-03-28 | 2018-12-04 | 上海磁浮交通发展有限公司 | A kind of shoe for magnetic suspension train |
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2018
- 2018-03-28 CN CN201810264553.6A patent/CN108297888B/en active Active
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| CN108297888A (en) | 2018-07-20 |
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