CN107415976A - A kind of large span light weight aspect stressed-skin construction and installation method - Google Patents
A kind of large span light weight aspect stressed-skin construction and installation method Download PDFInfo
- Publication number
- CN107415976A CN107415976A CN201710637322.0A CN201710637322A CN107415976A CN 107415976 A CN107415976 A CN 107415976A CN 201710637322 A CN201710637322 A CN 201710637322A CN 107415976 A CN107415976 A CN 107415976A
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- China
- Prior art keywords
- stressed
- skin construction
- light weight
- large span
- skin
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F1/00—Underframes
- B61F1/08—Details
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The present invention relates to a kind of large span light weight aspect stressed-skin construction and installation method, including the first aluminum layer, the second aluminum layer and foam core material, wherein foam core material is laid among the first aluminum layer and the second aluminum layer, and three fixes to form sandwich sandwich；In the described pre-buried edge sealing sectional material of sandwich sandwich periphery；The present invention uses large span light weight aspect stressed-skin construction, moulded beneficial to optimization vehicle, while has certain safeguard function to floor underframe for vehicle structure.
Description
Technical field
The present invention relates to a kind of large span light weight aspect stressed-skin construction and installation method, belongs to railroad train technology neck
Domain.
Background technology
Because structure limits, floor underframe for vehicle structure is in naked state, vehicle integrally may be tied suspension type monorail vehicle
It is configured to necessarily influence, or even influences vehicle service life；The exposed sound-insulating and heat-insulating overall for vehicle of vehicle body bottom frame also has one
It is fixing to ring, noise in running may by chassis section bar it is without hindrance be delivered to in-car, shadow is caused to comfort of passenger
Ring.
The content of the invention
The present invention provides a kind of large span light weight aspect stressed-skin construction and installation method, using large span light weight aspect
Stressed-skin construction, it is moulded beneficial to optimization vehicle, while have certain safeguard function to floor underframe for vehicle structure.
The technical solution adopted for the present invention to solve the technical problems is：
A kind of large span light weight aspect stressed-skin construction, including the first aluminum layer, the second aluminum layer and foam core material, wherein foam
Core is laid among the first aluminum layer and the second aluminum layer, and three fixes to form sandwich sandwich；In described Sanming City
Control the pre-buried edge sealing sectional material of sandwich periphery；
As present invention further optimization, the both sides of sandwich sandwich by fastener respectively with revolver cover and right wheel housing
It is fixed；
As present invention further optimization, in addition to rubber strip, the both sides of stressed-skin construction are pasted with rubber strip；
As present invention further optimization, in addition to mounting bracket, mounting bracket is in isosceles right angle trigonometry structure setting, and its is oblique
The arm of angle is fixed on body profile, wherein a right-angle side is arranged on stressed-skin construction；
As present invention further optimization, the angular rim of mounting bracket is fixed on body profile by rivet, wherein one
Right-angle side is coordinated by hexagon socket cap head screw and riveting nut to be fixed on stressed-skin construction, in hexagon socket cap head screw and riveting
Lock washer is laid between nut, for fastening hexagon socket cap head screw and riveting nut；
A kind of installation method of large span light weight aspect stressed-skin construction, rubber strip is respectively adhered on to the both sides of stressed-skin construction,
Multiple stressed-skin constructions are spliced to form entirety, on train chassis are in isosceles right angle three by rivet along train vehicle commander direction
The mounting bracket of corner structure, wherein, rivet is on the angular rim of mounting bracket, wherein in a right-angle side of mounting bracket
Hexagonal cylindrical head screw coordinates with riveting nut to be fixed on stressed-skin construction, is laid between hexagon socket cap head screw and riveting nut
There is lock washer.
By above technical scheme, relative to prior art, the invention has the advantages that：
The present invention can ensure the suspension type monorail vehicle sound isolating and heat insulating performance of itself using chassis covering, for protecting vehicle knot
Structure also has certain effect；
Using for covering can cause vehicle body bottom frame to be in sealing state, and make it that vehicle modeling is more various, and image is more life-like；
Mounting structure is reliable, and site operation is convenient, improves vehicle structure security performance.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is the overall structure diagram of the stressed-skin construction installation of the preferred embodiments of the present invention；
Fig. 2 is the front view after the stressed-skin construction installation of the preferred embodiments of the present invention；
Fig. 3 is the left view after the stressed-skin construction installation of the preferred embodiments of the present invention；
Fig. 4 is that the stressed-skin construction of the preferred embodiments of the present invention passes through the spliced structural representation of rubber strip polylith；
Fig. 5 is that the stressed-skin construction of the preferred embodiments of the present invention is fixed on the overall structure diagram on train chassis.
In figure：1 is stressed-skin construction, and 2 be rubber strip, and 3 be rivet, and 4 be hexagon socket cap head screw, and 5 be riveting nut, and 6 are
Mounting bracket.
Embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These accompanying drawings are simplified schematic diagram, only with
Illustration illustrates the basic structure of the present invention, therefore it only shows the composition relevant with the present invention.
As Figure 1-Figure 5, the present invention includes following technical characteristic：Stressed-skin construction 1, rubber strip 2, rivet 3, interior hexagonal circle
Chapiter screw 4, riveting nut 5, mounting bracket 6.
A kind of large span light weight aspect stressed-skin construction of the present invention, including the first aluminum layer, the second aluminum layer and foam
Core, wherein foam core material are laid among the first aluminum layer and the second aluminum layer, and three fixes to form sandwich sandwich,
On the premise of structural strength is ensured, the light-weighted sandwich structure of large span is employed, reduces site operation difficulty and again
Amount, while vehicle moulding demand can be met；In the described pre-buried edge sealing sectional material of sandwich sandwich periphery, for installing
And mutually overlap joint, convenient and train Undercarriage structure fasten；
As present invention further optimization, the both sides of sandwich sandwich by fastener respectively with revolver cover and right wheel housing
It is fixed；
As present invention further optimization, in addition to rubber strip, the both sides of stressed-skin construction are pasted with rubber strip；
As present invention further optimization, in addition to mounting bracket, mounting bracket is in isosceles right angle trigonometry structure setting, and its is oblique
The arm of angle is fixed on body profile, wherein a right-angle side is arranged on stressed-skin construction；
As present invention further optimization, the angular rim of mounting bracket is fixed on body profile by rivet, wherein one
Right-angle side is coordinated by hexagon socket cap head screw and riveting nut to be fixed on stressed-skin construction, in hexagon socket cap head screw and riveting
Lock washer is laid between nut, for fastening hexagon socket cap head screw and riveting nut；
A kind of installation method of large span light weight aspect stressed-skin construction, rubber strip is respectively adhered on to the both sides of stressed-skin construction,
Multiple stressed-skin constructions are spliced to form entirety, on train chassis are in isosceles right angle three by rivet along train vehicle commander direction
The mounting bracket of corner structure, wherein, rivet is on the angular rim of mounting bracket, wherein in a right-angle side of mounting bracket
Hexagonal cylindrical head screw coordinates with riveting nut to be fixed on stressed-skin construction, is laid between hexagon socket cap head screw and riveting nut
There is lock washer.
After overall covering installation, it can complete to protect vehicle body bottom frame, ensure that vehicle does not have exposed metal face, effectively
The sound isolating and heat insulating performance of vehicle is improved, improves Vehicular occupant comfort level.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein（Including technology art
Language and scientific terminology）With the general understanding identical meaning with the those of ordinary skill in the application art.Should also
Understand, those terms defined in such as general dictionary, which should be understood that, to be had and the meaning in the context of prior art
The consistent meaning of justice, and unless defined as here, will not be with idealizing or the implication of overly formal be explained.
The implication of "and/or" described herein refers to that the simultaneous situation of respective individualism or both is wrapped
Including including.
The implication of " connection " described herein can be between part to be directly connected to can also pass through between part
Other parts are indirectly connected with.
It is complete by above-mentioned description, relevant staff using the above-mentioned desirable embodiment according to the present invention as enlightenment
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property scope is not limited to the content on specification, it is necessary to determines its technical scope according to right.
Claims (6)
- A kind of 1. large span light weight aspect stressed-skin construction, it is characterised in that：Including the first aluminum layer, the second aluminum layer and foam Core, wherein foam core material are laid among the first aluminum layer and the second aluminum layer, and three fixes to form sandwich sandwich； In the described pre-buried edge sealing sectional material of sandwich sandwich periphery.
- 2. large span light weight aspect stressed-skin construction according to claim 1, it is characterised in that：Sandwich sandwich Both sides are fixed with revolver cover and right wheel housing respectively by fastener.
- 3. large span light weight aspect stressed-skin construction according to claim 1, it is characterised in that：Also include rubber strip, cover The both sides of skin structure are pasted with rubber strip.
- 4. large span light weight aspect stressed-skin construction according to claim 1, it is characterised in that：Also include mounting bracket, Mounting bracket is in isosceles right angle trigonometry structure setting, and its angular rim is fixed on body profile, wherein a right-angle side is arranged on On stressed-skin construction.
- 5. large span light weight aspect stressed-skin construction according to claim 4, it is characterised in that：The angular rim of mounting bracket It is fixed on body profile by rivet, is fixed on wherein a right-angle side is coordinated by hexagon socket cap head screw with riveting nut On stressed-skin construction, lock washer is laid between hexagon socket cap head screw and riveting nut, for fastening interior hexagonal cylindrical head Screw and riveting nut.
- A kind of 6. installation method of large span light weight aspect stressed-skin construction, it is characterised in that：Rubber strip is respectively adhered on illiteracy The both sides of skin structure, multiple stressed-skin constructions are spliced to form entirety, pass through rivet riveting on train chassis along train vehicle commander direction Connect the mounting bracket in isosceles right angle trigonometry structure, wherein, rivet on the angular rim of mounting bracket, mounting bracket its In right-angle side hexagon socket cap head screw coordinate with riveting nut and be fixed on stressed-skin construction, hexagon socket cap head screw with Lock washer is laid between riveting nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710637322.0A CN107415976A (en) | 2017-07-31 | 2017-07-31 | A kind of large span light weight aspect stressed-skin construction and installation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710637322.0A CN107415976A (en) | 2017-07-31 | 2017-07-31 | A kind of large span light weight aspect stressed-skin construction and installation method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107415976A true CN107415976A (en) | 2017-12-01 |
Family
ID=60431690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710637322.0A Pending CN107415976A (en) | 2017-07-31 | 2017-07-31 | A kind of large span light weight aspect stressed-skin construction and installation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107415976A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114852112A (en) * | 2022-05-17 | 2022-08-05 | 北京轨道交通技术装备集团有限公司 | Rail vehicle equipment compartment bottom plate and rail vehicle equipment compartment bottom plate framework |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3876739A (en) * | 1971-05-03 | 1975-04-08 | Acf Ind Inc | Method of applying a rigid polyurethane foam to the exterior of a railway car |
| KR20140025037A (en) * | 2012-08-21 | 2014-03-04 | 현대로템 주식회사 | A railway car for lower panel noise absorption function |
| CN106891905A (en) * | 2017-02-10 | 2017-06-27 | 中车南京浦镇车辆有限公司 | A kind of suspension type sky rail lightweight vehicle body side wall structure |
| CN106945685A (en) * | 2017-03-07 | 2017-07-14 | 中车南京浦镇车辆有限公司 | A kind of suspension type monorail vehicle guidance wheel wheel cover structure |
-
2017
- 2017-07-31 CN CN201710637322.0A patent/CN107415976A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3876739A (en) * | 1971-05-03 | 1975-04-08 | Acf Ind Inc | Method of applying a rigid polyurethane foam to the exterior of a railway car |
| KR20140025037A (en) * | 2012-08-21 | 2014-03-04 | 현대로템 주식회사 | A railway car for lower panel noise absorption function |
| CN106891905A (en) * | 2017-02-10 | 2017-06-27 | 中车南京浦镇车辆有限公司 | A kind of suspension type sky rail lightweight vehicle body side wall structure |
| CN106945685A (en) * | 2017-03-07 | 2017-07-14 | 中车南京浦镇车辆有限公司 | A kind of suspension type monorail vehicle guidance wheel wheel cover structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114852112A (en) * | 2022-05-17 | 2022-08-05 | 北京轨道交通技术装备集团有限公司 | Rail vehicle equipment compartment bottom plate and rail vehicle equipment compartment bottom plate framework |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171201 |
|
| RJ01 | Rejection of invention patent application after publication |