CN107187454A - A kind of high temperature is heat-fed the special body frame of steel billet transportation - Google Patents
A kind of high temperature is heat-fed the special body frame of steel billet transportation Download PDFInfo
- Publication number
- CN107187454A CN107187454A CN201710589379.8A CN201710589379A CN107187454A CN 107187454 A CN107187454 A CN 107187454A CN 201710589379 A CN201710589379 A CN 201710589379A CN 107187454 A CN107187454 A CN 107187454A
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- China
- Prior art keywords
- composition
- insulation layer
- thermal insulation
- heat
- steel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 58
- 239000010959 steel Substances 0.000 title claims abstract description 58
- 239000000203 mixture Substances 0.000 claims abstract description 73
- 238000009413 insulation Methods 0.000 claims abstract description 62
- 238000010276 construction Methods 0.000 claims abstract description 22
- 239000012774 insulation material Substances 0.000 claims abstract description 15
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 5
- 210000001015 abdomen Anatomy 0.000 claims description 12
- 241000251468 Actinopterygii Species 0.000 claims description 10
- 241001669679 Eleotris Species 0.000 claims description 7
- 229910001208 Crucible steel Inorganic materials 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 3
- 239000005439 thermosphere Substances 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 12
- 229910052742 iron Inorganic materials 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005272 metallurgy Methods 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61D—BODY DETAILS OR KINDS OF RAILWAY VEHICLES
- B61D3/00—Wagons or vans
- B61D3/16—Wagons or vans adapted for carrying special loads
-
- 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
- B61D17/10—Floors
-
- 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
Abstract
The special body frame of steel billet transportation is heat-fed the invention discloses a kind of high temperature, including underframe composition and lower floor, heat insulation layer composition is provided with above the lower floor, the heat insulation layer composition includes thermal insulation layer crossbeam, thermal insulation layer curb girder is constituted, thermal insulation layer support beam, thermal insulation layer longitudinal beam and upper floor, the thermal insulation layer longitudinal beam is arranged in the middle part of underframe and is welded on thermal insulation layer crossbeam, the thermal insulation layer crossbeam and thermal insulation layer support beam group, which are welded into after simple beam structure, to be grouped weldering with thermal insulation layer curb girder and forms framework shape grid girder construction, upper floor is set on the framework shape grid girder construction upper berth, and fill insulation material in the cavity of whole framework shape grid girder construction formation.The present invention has good heat insulation function, it is suitable for the secure loading transport of less than 700 DEG C steel billets in iron and steel enterprise, and the thickness of insulation material can be adjusted according to the steel billet temperature for loading transport, so as to realize the secure loading transport of the different steel billet temperatures of each iron and steel enterprise.
Description
Technical field
The invention belongs to railway freight-car transporting technical field, more particularly to a kind of high temperature hot sending steel billet transportation special-purpose vehicle bottom
Frame.
Background technology
In recent years, to meet China's metallurgy industry development need, each smelter has increased to dedicated track vehicle demand
Plus.Wherein, Some Enterprises are due to process layout's reason, and inter process needs long-distance transportation high temperature continuous casting steel billet.With metallurgy industry
Progressively deep, the energy for needed for reduction steel billet is heated again of energy-saving and emission-reduction, meanwhile, will along thread environment fire safety to meet
Ask, insulation, closed new demand are proposed to steel billet transportation vehicle.
The existing special body frame of steel billet transportation, its central sill be Yi shape steel structure, curb girder be channel-section steel structure, its bearing capacity,
Rigidity and intensity is not high, during long-term use different degrees of concave deformation occur more, and on insulating power, it is heat-insulated
Effect is poor, and heat-insulating property is not high.Therefore, a kind of underframe of railway freight-car how is designed, to ensure that its structure is reliably same
When, the secure loading transport of high temperature billet steel can be met again, and it is simple in construction, and technique manufacture difficulty is low, is person skilled
It is badly in need of the technical problem solved.
The content of the invention
It is an object of the present invention to be applicable to for above-mentioned technical problem there is provided one kind 700 in iron and steel enterprise
The secure loading transport of steel billet below DEG C, and the hot sending steel billet of the high temperature with stronger rigidity and intensity and strong shock resistance
Transport Appropriation Rolling Stock underframe.
The technical proposal of the invention is realized in this way：A kind of high temperature is heat-fed the special body frame of steel billet transportation, including underframe
Constitute and be arranged on the lower floor on underframe composition, it is characterised in that：Set above the lower floor that the underframe is constituted
Heat insulation layer composition is equipped with, the heat insulation layer composition includes thermal insulation layer crossbeam, thermal insulation layer curb girder composition, thermal insulation layer support
Crossbeam, thermal insulation layer longitudinal beam and upper floor, the thermal insulation layer longitudinal beam are arranged in the middle part of underframe and are welded on thermal insulation layer horizontal stroke
Liang Shang, the thermal insulation layer crossbeam is welded into after simple beam structure with thermal insulation layer support beam group and is grouped weldering formation with thermal insulation layer curb girder
Framework shape grid girder construction, upper floor is set on the framework shape grid girder construction upper berth, and in whole framework shape grid beams knot
Filling insulation material in the cavity being configured to.
High temperature of the present invention is heat-fed the special body frame of steel billet transportation, and its described underframe, which is constituted, includes end carriage composition, small
Crossbeam, sleeper beam composition, central sill composition, needle beam composition, cross bearer composition and curb girder composition, the cross bearer composition and small horizontal stroke
The horizontal alternating parallel arrangement of beam composition, the curb girder composition is unit-welded fish belly girder construction, and the central sill composition becomes for unit-welded
Section box-shaped fish belly structure, the end carriage composition is bending channel-section steel structure, and the sleeper beam composition is double web box section girders,
The needle beam is clod wash channel-section steel.
High temperature of the present invention is heat-fed the special body frame of steel billet transportation, and its described curb girder composition is by the upper and lower cover plate of curb girder
And curb girder web group is welded into fish belly girder construction.
High temperature of the present invention is heat-fed the special body frame of steel billet transportation, and its described central sill composition is by the upper and lower cover plate of central sill
And middle web group is welded into variable cross-section box-shaped fish belly girder construction, and using the front and rear of monoblock type forged steel body center plate and C grades of cast steel
Follower seat.
High temperature of the present invention is heat-fed the special body frame of steel billet transportation, and its described needle beam composition and cross bearer composition are equal
I-shaped roof beam is welded into by meridosternous and upper and lower cover plates group.
High temperature of the present invention is heat-fed the special body frame of steel billet transportation, and it offers some small on the lower floor
Hole.
Compared with prior art, the present invention has the advantages that：
1st, the present invention is main constitutes simple beam structure by thermal insulation layer crossbeam and thermal insulation layer support beam, and thermal insulation layer longitudinal beam is used in centre
Weldering connects, and filling alumina silicate thermal insulating material in thickness 12mm high-strength weather resisting steel upper floors, whole frame structure is laid above
Material, the rigidity of structure and intensity are high, and non-deformability is strong.
2nd, heat insulation layer of the invention uses simple beam structure, and insulation material on the one hand can be allowed to try one's best and fill full framework sky
Chamber, reduces heat bridge, directly conducts or be radiated on wind brake apparatus and bogie to separate high temperature billet steel heat, cause to non-gold
Belong to the damage of part, on the other hand, using simple beam structure, underframe deadweight can be reduced.
3rd, the frame structure weldering of heat insulation layer of the present invention forms grid girder construction after connecting, and fills and protects in the cavity of formation
Adiabator, using sectional type frame structure, its object is to certain fixation is played to insulation material, it is to avoid use process
In cause insulation material to be moved in heat-insulation layer due to vehicle strenuous vibration, so as to influence heat insulation effect.
4th, insulation material is filled with heat-insulation layer cavity of the invention, realizes heat insulation function, be suitable for 700 in iron and steel enterprise
The secure loading transport of steel billet below DEG C, and the thickness of insulation material can be adjusted according to the steel billet temperature for loading transport, so that
Realize the secure loading transport of the different steel billet temperatures of each iron and steel enterprise.
5th, the present invention is provided with some apertures on lower floor, it is therefore intended that prevent the alumina silicate in heat insulation layer to be incubated
Moisture thermal expansion in material and the oxygen blast cyanidation for causing lower floor.
6th, the structure type of central sill of the invention composition and curb girder composition is all designed as being made up of upper and lower cover plates and web
Fish belly girder construction, improve the rigidity and intensity of whole underframe.
7th, the present invention uses fish belly sill underframe, and constituting horizontal alternating parallel by multigroup cross bearer composition and needle beam arranges
Row, improve the rigidity and intensity of whole underframe.
Brief description of the drawings
Fig. 1 is the front view of the present invention.
Fig. 2 is the top view of the present invention.
Fig. 3 is the top view of heat insulation layer in the present invention.
Fig. 4 is A-A sectional views in Fig. 3.
Marked in figure：1 is lower floor, and 2 be heat insulation layer composition, and 2a is thermal insulation layer crossbeam, and 2b is thermal insulation layer curb girder
Composition, 2c is thermal insulation layer support beam, and 2d is thermal insulation layer longitudinal beam, and 2e is upper floor, and 2f is insulation material, and 3 be end carriage group
Into, 4 be needle beam, and 5 be sleeper beam composition, and 6 be central sill composition, and 7 be needle beam composition, and 8 be cross bearer composition, and 9 be curb girder composition,
10 be monoblock type forged steel body center plate.
Embodiment
Below in conjunction with the accompanying drawings, the present invention is described in detail.
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
As Figure 1-4, a kind of high temperature hot sending special body frame of steel billet transportation, including underframe constitute and are arranged on underframe
Lower floor 1 on composition, the top of lower floor 1 constituted in the underframe is provided with heat insulation layer composition 2, under described
Layer offers some apertures on floor 1, is drawn with preventing the moisture thermal expansion in the aluminum silicate insulation material in heat insulation layer
Play the oxygen blast cyanidation of lower floor；Heat insulation layer composition 2 include thermal insulation layer crossbeam 2a, thermal insulation layer curb girder composition 2b, every
Thermosphere support beam 2c, thermal insulation layer longitudinal beam 2d and upper floor 2e, the thermal insulation layer crossbeam are solid square steel, described heat-insulated
Layer longitudinal beam 2d is arranged in the middle part of underframe and is welded on thermal insulation layer crossbeam 2a, and the thermal insulation layer crossbeam 2a supports horizontal with thermal insulation layer
Beam 2c groups are welded into after simple beam structure forms framework shape grid girder construction with the composition 2b group welderings of thermal insulation layer curb girder, in the framework shape
Grid girder construction upper berth sets thick 12mm high-strength weather resisting steel upper floor 2e, and in whole framework shape grid girder construction
Filling insulation material 2f in the cavity of formation.In assembling, the frame structure of the heat insulation layer need to be welded with upper floor to be connected,
After company to be welded, insulation material is recharged, lower floor is finally re-layed.
Wherein, the underframe composition includes end carriage composition 3, needle beam 4, sleeper beam composition 5, central sill composition 6, needle beam composition
7th, cross bearer composition 8 and curb girder composition 9, the horizontal alternating parallel arrangement of cross bearer composition 8 and needle beam composition 7, are improved
The rigidity and intensity of whole underframe, and the impact resistance during steel billet is loaded, the needle beam composition 7 and big horizontal
Beam composition 8 is welded into i-shaped roof beam by meridosternous and upper and lower cover plates group, and the curb girder composition 9 is by the upper and lower cover plate of curb girder and side
Web group is welded into fish belly girder construction, and the central sill composition 6 is welded into variable cross-section case by the upper and lower cover plate of central sill and middle web group
Shape fish belly girder construction, and using monoblock type forged steel body center plate 10 and the front and rear follower seat of C grades of cast steel, improve vehicle intensity and firm
Degree, the end carriage composition 3 is not using steel plate cold bending into wing channel-section structure is waited, and the sleeper beam composition 5 is double web variable cross-sections
Box-girder, the needle beam 4 is clod wash channel-section steel.
In the present embodiment, the insulation material is silicic acid aluminium material, and thermal conductivity factor is 0.056W/m.k, can bear highest
Temperature is 1000 DEG C.High temperature hot sending steel billet transportation special-purpose vehicle loads maximum temperature and is not higher than 700 DEG C, and underframe laying depth is
200mm insulation material, by calculating, the steel billet that the thickness fully meets at this temperature is transported safely.Its thickness also can basis
It is adjusted after the different temperatures calculating for loading steel billet.
The underframe of the present invention uses double-decker, can bear the vertical load of in-car high temperature billet steel, can also bear vehicle
Starting, braking, by bend when inertia impact load, with stronger rigidity and intensity, strong shock resistance, and manufacture
Technology difficulty is low, is applicable to be not higher than the secure loading heat insulation transportation of 700 DEG C of steel billets in iron and steel enterprise.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
Any modifications, equivalent substitutions and improvements made within refreshing and principle etc., should be included in the scope of the protection.
Claims (6)
1. a kind of high temperature is heat-fed the special body frame of steel billet transportation, including underframe is with constituting and be arranged on the lower floor on underframe composition
Plate（1）, it is characterised in that：The lower floor constituted in the underframe（1）Top is provided with heat insulation layer composition（2）, it is described
Heat insulation layer is constituted（2）Including thermal insulation layer crossbeam（2a）, thermal insulation layer curb girder composition（2b）, thermal insulation layer support beam（2c）, every
Thermosphere longitudinal beam（2d）And upper floor（2e）, the thermal insulation layer longitudinal beam（2d）It is arranged in the middle part of underframe and is welded on heat-insulated
Layer crossbeam（2a）On, the thermal insulation layer crossbeam（2a）With thermal insulation layer support beam（2c）Group is welded into after simple beam structure and thermal insulation layer
Curb girder is constituted（2b）Group weldering forms framework shape grid girder construction, and upper floor is set on the framework shape grid girder construction upper berth
（2e）, and fill insulation material in the cavity of whole framework shape grid girder construction formation（2f）.
2. high temperature according to claim 1 is heat-fed the special body frame of steel billet transportation, it is characterised in that：The underframe composition bag
Include end carriage composition（3）, needle beam（4）, sleeper beam composition（5）, central sill composition（6）, needle beam composition（7）, cross bearer composition（8）With
And curb girder composition（9）, the cross bearer composition（8）With needle beam composition（7）Horizontal alternating parallel arrangement, the curb girder composition
（9）For unit-welded fish belly girder construction, the central sill composition（6）For unit-welded variable cross-section box-shaped fish belly structure, the end carriage composition
（3）For bending channel-section steel structure, the sleeper beam composition（5）For double web box section girders, the needle beam（4）For clod wash flute profile
Steel.
3. high temperature according to claim 2 is heat-fed the special body frame of steel billet transportation, it is characterised in that：The curb girder composition
（9）Fish belly girder construction is welded into by the upper and lower cover plate of curb girder and curb girder web group.
4. high temperature according to claim 2 is heat-fed the special body frame of steel billet transportation, it is characterised in that：The central sill composition
（6）Variable cross-section box-shaped fish belly girder construction is welded into by the upper and lower cover plate of central sill and middle web group, and set one's heart using monoblock type forged steel
Disk（10）With the front and rear follower seat of C grades of cast steel.
5. high temperature according to claim 2 is heat-fed the special body frame of steel billet transportation, it is characterised in that：The needle beam composition
（7）With cross bearer composition（8）I-shaped roof beam is welded into by meridosternous and upper and lower cover plates group.
6. high temperature according to claim 1 is heat-fed the special body frame of steel billet transportation, it is characterised in that：In the lower floor
（1）On offer some apertures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710589379.8A CN107187454A (en) | 2017-07-19 | 2017-07-19 | A kind of high temperature is heat-fed the special body frame of steel billet transportation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710589379.8A CN107187454A (en) | 2017-07-19 | 2017-07-19 | A kind of high temperature is heat-fed the special body frame of steel billet transportation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107187454A true CN107187454A (en) | 2017-09-22 |
Family
ID=59882298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710589379.8A Pending CN107187454A (en) | 2017-07-19 | 2017-07-19 | A kind of high temperature is heat-fed the special body frame of steel billet transportation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107187454A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108163696A (en) * | 2018-02-11 | 2018-06-15 | 中国重型机械研究院股份公司 | A kind of strand transport lifting beam device and its application |
| CN109668042A (en) * | 2017-10-17 | 2019-04-23 | 烟台新科钢结构有限公司 | A kind of steel grating with fish belly stiffening plate and two-sided welding cross bar |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2504933A (en) * | 1945-03-02 | 1950-04-18 | Budd Co | Underframe, especially for rail cars |
| CN201249765Y (en) * | 2008-06-23 | 2009-06-03 | 宝山钢铁股份有限公司 | Thermal insulating cover for hot delivery and hot charging of billets |
| US20100202849A1 (en) * | 2009-02-12 | 2010-08-12 | Jerich Herbert | Dual use transport vehicle |
| CN101927769A (en) * | 2010-08-03 | 2010-12-29 | 南车眉山车辆有限公司 | Railway transport vehicle |
| CN202186396U (en) * | 2011-08-04 | 2012-04-11 | 南车眉山车辆有限公司 | Underframe for grid beam of boxcar |
| CN202831751U (en) * | 2012-08-23 | 2013-03-27 | 成都赛珞仓储工程设计有限公司 | Two-way dense rib type storage pocket barricade |
| CN204956497U (en) * | 2015-08-11 | 2016-01-13 | 南车眉山车辆有限公司 | Railway freight car fish belly sill chassis |
| CN205632499U (en) * | 2016-05-20 | 2016-10-12 | 中车眉山车辆有限公司 | Rail vehicle with cold -stored function |
| EP3081449A1 (en) * | 2015-04-14 | 2016-10-19 | Faroex Ltd. | Floor construction for a vehicle |
| CN206938753U (en) * | 2017-07-19 | 2018-01-30 | 中车眉山车辆有限公司 | A kind of high temperature is heat-fed the special body frame of steel billet transportation |
-
2017
- 2017-07-19 CN CN201710589379.8A patent/CN107187454A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2504933A (en) * | 1945-03-02 | 1950-04-18 | Budd Co | Underframe, especially for rail cars |
| CN201249765Y (en) * | 2008-06-23 | 2009-06-03 | 宝山钢铁股份有限公司 | Thermal insulating cover for hot delivery and hot charging of billets |
| US20100202849A1 (en) * | 2009-02-12 | 2010-08-12 | Jerich Herbert | Dual use transport vehicle |
| CN101927769A (en) * | 2010-08-03 | 2010-12-29 | 南车眉山车辆有限公司 | Railway transport vehicle |
| CN202186396U (en) * | 2011-08-04 | 2012-04-11 | 南车眉山车辆有限公司 | Underframe for grid beam of boxcar |
| CN202831751U (en) * | 2012-08-23 | 2013-03-27 | 成都赛珞仓储工程设计有限公司 | Two-way dense rib type storage pocket barricade |
| EP3081449A1 (en) * | 2015-04-14 | 2016-10-19 | Faroex Ltd. | Floor construction for a vehicle |
| CN204956497U (en) * | 2015-08-11 | 2016-01-13 | 南车眉山车辆有限公司 | Railway freight car fish belly sill chassis |
| CN205632499U (en) * | 2016-05-20 | 2016-10-12 | 中车眉山车辆有限公司 | Rail vehicle with cold -stored function |
| CN206938753U (en) * | 2017-07-19 | 2018-01-30 | 中车眉山车辆有限公司 | A kind of high temperature is heat-fed the special body frame of steel billet transportation |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109668042A (en) * | 2017-10-17 | 2019-04-23 | 烟台新科钢结构有限公司 | A kind of steel grating with fish belly stiffening plate and two-sided welding cross bar |
| CN108163696A (en) * | 2018-02-11 | 2018-06-15 | 中国重型机械研究院股份公司 | A kind of strand transport lifting beam device and its application |
| CN108163696B (en) * | 2018-02-11 | 2023-11-03 | 中国重型机械研究院股份公司 | Casting blank transportation hanging beam device and application thereof |
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Application publication date: 20170922 |