CN113734212B - Light-weighted integral roof mounting structure - Google Patents

Light-weighted integral roof mounting structure Download PDF

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Publication number
CN113734212B
CN113734212B CN202111095656.2A CN202111095656A CN113734212B CN 113734212 B CN113734212 B CN 113734212B CN 202111095656 A CN202111095656 A CN 202111095656A CN 113734212 B CN113734212 B CN 113734212B
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CN
China
Prior art keywords
top plate
air outlet
lamp strip
outlet grille
chute
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CN202111095656.2A
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Chinese (zh)
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CN113734212A (en
Inventor
郭英洁
牛锡平
李明军
李鹏飞
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CRRC Changchun Railway Vehicles Co Ltd
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CRRC Changchun Railway Vehicles Co Ltd
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Priority to CN202111095656.2A priority Critical patent/CN113734212B/en
Publication of CN113734212A publication Critical patent/CN113734212A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61DBODY DETAILS OR KINDS OF RAILWAY VEHICLES
    • B61D17/00Construction details of vehicle bodies
    • B61D17/04Construction details of vehicle bodies with bodies of metal; with composite, e.g. metal and wood body structures
    • B61D17/12Roofs
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61DBODY DETAILS OR KINDS OF RAILWAY VEHICLES
    • B61D27/00Heating, cooling, ventilating, or air-conditioning
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B61RAILWAYS
    • B61DBODY DETAILS OR KINDS OF RAILWAY VEHICLES
    • B61D29/00Lighting
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T30/00Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)

Abstract

A light-weight integral top plate mounting structure comprises a cross beam, longitudinal beams, a middle top plate, side top plates, grids, lamp strips and handrails, wherein the cross beam is divided into a long cross beam and short cross beams, the long cross beams with small intervals are arranged on the left and the right of a handrail mounting point, the short cross beams with large intervals are arranged at other positions, and the cross section of the cross beam is a 3C sliding groove; the air outlet grille is used as a longitudinal beam; the air outlet section bar is used as a longitudinal beam, and a left plane and a right plane which are spaced and protruded are arranged on the air outlet section bar and used for sealing an air outlet. The cross section of the beam profile of the top plate framework is changed from an original 4C sliding groove to a 3C sliding groove, unnecessary sliding grooves of the original cross beam are reduced, the wall thickness of the sliding grooves is reduced, the air outlet grille replaces a longitudinal beam and is provided with corresponding mounting sliding grooves, and the light weight requirement of a vehicle is met on the premise of ensuring the mounting strength; the light-weight framework is connected with the interior trim parts through the respective mounting section bars of the interior trim parts to form integral connection, the structure is simple, the mounting and the dismounting are convenient, the mounting strength problem is solved, and the sealing of an air outlet of an air duct is ensured.

Description

Light-weighted integral roof mounting structure
Technical Field
The invention belongs to the technical field of railway vehicle roofs, and particularly relates to an integral roof framework connecting structure.
Background
The existing top plate connecting structure generally adopts aluminum profile cross beams and longitudinal beams to connect internal parts of the middle top plate, the side top plates, the grids, the lamp belts and the handrails, the cross beams and the longitudinal beams are uniformly distributed, the weight of the whole vehicle is very large, the running resistance is improved, and the energy required by traction and braking is increased. Meanwhile, the pressure on the track and the maintenance cost of the track are increased, so that the abrasion of the wheels and the track is increased, and the manufacturing cost is increased.
Disclosure of Invention
The invention aims to provide a light-weight integral top plate mounting structure, which meets the requirement of vehicle weight reduction and simultaneously meets the bearing requirements of a middle top plate, a side top plate, a grid, a lamp belt, a handrail and the like and the sealing requirement of air outlet of an air conditioner.
In order to achieve the purpose, the invention provides a light-weight integral top plate mounting structure, which comprises a cross beam, longitudinal beams, a middle top plate, side top plates, grids, lamp belts and handrails, and is characterized in that: the cross beams are divided into long cross beams and short cross beams, the long cross beams with small intervals are arranged on the left and the right of the handrail mounting point, the short cross beams with large intervals are arranged at other positions, and the cross sections of the cross beams are 3C sliding grooves; the air outlet grille is used as a longitudinal beam, a left plane and a right plane which are spaced and protruded are arranged on the air outlet grille and are in sealing connection with an air outlet of the air duct, wherein a right opening chute is reserved below the right plane of the air outlet grille, a middle top plate and a middle top plate hinged section are integrated and connected with the right opening chute reserved on the air outlet grille through a bolt, and a concave ring is hinged to the lower side of the middle top plate hinged section and is used as a shaft of the middle top plate; a space for mounting the lamp strip is reserved below the left plane of the air outlet grille, a concave chute is reserved on the right side of the space for mounting the lamp strip, a right opening upper chute and a lower opening lower chute are reserved on the left side of the space for mounting the lamp strip, the lamp strip profile is door-shaped, one side of each of two ends of the upper surface of the lamp strip profile is inserted into the concave chute of the air outlet grille, the other side of the lamp strip profile is connected with the lower opening lower chute through a bolt, two ends of the lower surface of the lamp strip profile are hooks, and two ends of the lamp strip are lapped on the hooks; the side top plate and the side top plate hinged section bar form a whole, the side top plate and the left opening sliding groove reserved in the air outlet grille are connected together through a bolt, and the lower side of the side top plate hinged section bar is hinged with a concave ring to serve as a shaft of the side top plate.
Furthermore, the lower side of the middle roof plate hinged section bar is hinged with the concave ring, the shape of the concave ring is consistent with that of the air outlet grid toothed section bar, the effect of shielding a mounting gap is achieved, and the middle roof plate and the air outlet grid form an integral visual effect.
Furthermore, the side top plate hinged section bar lower side hinged concave ring is provided with a flanging which is parallel and level with the lamp strip to the right side, so that the effect of shielding the installation gap is achieved, and the lamp strip, the air outlet grille and the side top plate form an integral visual effect.
Further, the two planes of the protrusion are the same square planes.
The cross section of the beam profile of the top plate framework is changed from an original 4C sliding groove to a 3C sliding groove, unnecessary sliding grooves of the original cross beam are reduced, the wall thickness of the sliding grooves is reduced, the air outlet grille replaces a longitudinal beam and is provided with corresponding mounting sliding grooves, and the light weight requirement of a vehicle is met on the premise of ensuring the mounting strength; the light-weight framework is connected with the interior trim parts through the respective mounting section bars of the interior trim parts, the integral type connecting structure is simple, the mounting and dismounting are convenient, the mounting strength problem is solved, and the sealing of the air outlet of the air duct is guaranteed.
Drawings
FIG. 1 is a cross-sectional view of a beam profile;
FIG. 2 is a schematic view of the overall structure of the present invention;
FIG. 3 is a schematic view of the relationship of the armrests to the cross-member;
FIG. 4 is a cross-sectional view of an air outlet grille;
FIG. 5 is a schematic view of an air outlet grille and each component mounting interface;
FIG. 6 is a schematic view of a transition section of the middle roof plate;
fig. 7 is a structural schematic diagram of a lamp strip transition profile;
fig. 8 is a schematic view of a side roof transition profile configuration.
Detailed Description
Referring to fig. 1-8, a light-weighted integral roof skeleton connection structure, including crossbeam 1, longeron 2, handrail 3, well roof 4, side roof 5, lamp area 6, wind channel 7, the crossbeam divide into long crossbeam 101 and short crossbeam 102, set up the little long crossbeam of interval in the position of installing handrail 3, other positions set up the big short crossbeam of interval, the crossbeam section is changed into the 3C spout by former 4C spout, former 4C spout is upper and lower respectively one left and right sides a mouth C shape spout outwards, because the fixed point of little crossbeam can be put on the longeron completely after the improvement, so can save unnecessary and the spout fixed with little crossbeam, because the bearing reduces, so can also attenuate C shape spout wall thickness, when satisfying the use function, effectual weight reduction.
The air outlet grille 2 is used as a longitudinal beam, a left square plane 201 and a right square plane 203 which are spaced and protruded are arranged on the air outlet grille and are in sealing connection with an air outlet of the air duct 7, wherein a right opening sliding groove 202 is reserved below the right plane of the air outlet grille, the middle top plate 4 and the middle top plate hinged section bar 8 form a whole and are connected with the right opening sliding groove 202 reserved on the air outlet grille 2 through a bolt, a concave ring is hinged to the lower side of the middle top plate hinged section bar and is used as a shaft of the middle top plate 4, the requirement that the middle top plate rotates on and off with the shaft can be met, so that the internal equipment of the middle top plate 4 can be overhauled, the hinged concave ring is designed to meet the condition that the top plate is closed and has no up-down displacement, the top plate does not separate from the concave ring in the opening process of the top plate, and the top plate cannot separate from the concave ring under the external force state after being opened; a space for mounting the lamp strip 6 is reserved below the left plane of the air outlet grille 2, a concave chute 204 is reserved on the right side of the space for mounting the lamp strip 6, a left opening upper chute 205 and a lower opening lower chute 206 are reserved on the left side, the lamp strip section 9 is door-shaped, one side of each of the upper two ends is inserted into the concave chute 204 of the air outlet grille 2, the other side of each of the upper two ends is connected with the lower opening lower chute 206 through a bolt, hooks are arranged at the lower two ends of the lamp strip section 9, the two ends of the lamp strip 6 are lapped on the hooks, and the hook structure can ensure that a lampshade can be conveniently dismounted; the side top plate and the side top plate hinged section are integrated and are connected with a left opening chute 205 reserved for the air outlet grille together through a bolt, a hinged concave ring at the lower side of the side top plate hinged section 10 is used as a shaft of the side top plate 5, the requirement of rotating a switch by taking the side top plate as the shaft can be met, so that the internal equipment of the side top plate can be maintained, and the function of the hinged concave ring is the same as that of the hinged concave ring of the middle top plate 4; the right flanging of the hinged concave ring plays a role in shielding a mounting gap, so that the lamp strip, the air outlet grille and the side top plate form an integral visual effect.
Furthermore, a turned edge 801 is arranged towards the left side of the lower side hinged concave ring of the middle roof hinged section bar 8 and is consistent with the shape of the tooth-shaped section bar of the air outlet grille 2, so that the effect of shielding a mounting gap is achieved, and the middle roof and the air outlet grille form an integral visual effect. The side roof articulated section bar 10 downside articulated concave ring establish a turn-ups 1001 and with the lamp area parallel and level to the right side, play the effect of sheltering from the installation gap, make lamp area, air-out grid, side roof form holistic visual effect.

Claims (4)

1. The utility model provides a light-weighted integral roof mounting structure, includes crossbeam, longeron, well roof, side roof, grid, lamp area, handrail, its characterized in that: the cross beams are divided into long cross beams and short cross beams, the long cross beams with small intervals are arranged on the left and the right of the handrail mounting point, the short cross beams with large intervals are arranged at other positions of the whole mounting structure, and the cross sections of the cross beams are 3C-shaped sliding grooves; the air outlet grille is used as a longitudinal beam, a left plane and a right plane which are spaced and protruded are arranged on the air outlet grille, the left plane and the right plane are hermetically connected with an air outlet of a wind channel, a right opening chute is reserved below the right plane of the air outlet grille, a middle top plate and a middle top plate hinged section bar are integrated, the middle top plate and the middle top plate hinged section bar are connected together through a bolt, and a concave ring is hinged to the lower side of the middle top plate hinged section bar and serves as a shaft of the middle top plate; a space for installing a lamp strip is reserved below the left plane of the air outlet grille, a concave chute is reserved on the right side of the space for installing the lamp strip, a left opening upper chute and a lower opening lower chute are reserved on the left side of the space for installing the lamp strip, the lamp strip sectional material is door-shaped, one side of two ends of the upper surface of the lamp strip sectional material is inserted into the concave chute of the air outlet grille, the other side of the lamp strip sectional material is connected with the lower opening lower chute through a bolt, two ends of the lower surface of the lamp strip sectional material are hooks, and two ends of the lamp strip are lapped on the hooks; the side top plate and the side top plate hinged section are integrated, the left opening upper chute reserved for the air outlet grille is connected with the left opening upper chute through a bolt, and the lower side of the side top plate hinged section is hinged with a concave ring to serve as a shaft of the side top plate.
2. A lightweight integral roof panel mounting structure as set forth in claim 1, wherein: and a flanging which is consistent with the shape of the tooth-shaped section bar of the air outlet grille is arranged at the left side of the lower side hinged concave ring of the middle top plate hinged section bar.
3. A lightweight integral roof panel mounting structure as set forth in claim 1, wherein: and a flanging which is parallel and level with the lamp strip is arranged on the lower side of the side top plate hinged section bar in the hinged concave ring direction to the right side.
4. A lightweight integral roof panel mounting structure as set forth in claim 1, wherein: the left and right convex planes are the same square planes.
CN202111095656.2A 2021-09-18 2021-09-18 Light-weighted integral roof mounting structure Active CN113734212B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202111095656.2A CN113734212B (en) 2021-09-18 2021-09-18 Light-weighted integral roof mounting structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202111095656.2A CN113734212B (en) 2021-09-18 2021-09-18 Light-weighted integral roof mounting structure

Publications (2)

Publication Number Publication Date
CN113734212A CN113734212A (en) 2021-12-03
CN113734212B true CN113734212B (en) 2022-08-19

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202111095656.2A Active CN113734212B (en) 2021-09-18 2021-09-18 Light-weighted integral roof mounting structure

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115140106B (en) * 2022-07-29 2024-03-22 中车唐山机车车辆有限公司 Rail vehicle and hanging yard mounting bracket

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104210502B (en) * 2014-09-23 2017-04-19 中车唐山机车车辆有限公司 Railway passenger train body and railway vehicle
CN104742921B (en) * 2015-03-26 2017-02-22 中车南京浦镇车辆有限公司 Installing structure for longitudinal beam in vehicle
FR3036357B1 (en) * 2015-05-21 2019-01-25 Arianegroup Sas AIR CONDITIONING SYSTEM FOR RAIL TYPE VEHICLE
CN207737283U (en) * 2017-11-22 2018-08-17 中车青岛四方机车车辆股份有限公司 roof structure and rail vehicle with it
CN108928357B (en) * 2018-08-01 2024-03-29 青岛威奥轨道股份有限公司 Integrated structure of air duct plate, middle top plate, ventilation grille and lamp strip of railway vehicle
CN111284513A (en) * 2018-12-07 2020-06-16 中车唐山机车车辆有限公司 Air duct, railway vehicle and cleaning method thereof
CN213649560U (en) * 2020-11-26 2021-07-09 常州市百亿达尔轨道客车配件有限公司 Roof grille assembly for a rail vehicle

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