CN113060170B - Modular roof structure of railway vehicle - Google Patents
Modular roof structure of railway vehicle Download PDFInfo
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- CN113060170B CN113060170B CN201911293967.2A CN201911293967A CN113060170B CN 113060170 B CN113060170 B CN 113060170B CN 201911293967 A CN201911293967 A CN 201911293967A CN 113060170 B CN113060170 B CN 113060170B
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- section bar
- roof structure
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- handrail
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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
- B61D17/12—Roofs
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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)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
Abstract
The invention provides a modular roof structure of a railway vehicle, which belongs to the technical field of railway vehicles and comprises an air-conditioning air duct, a framework sleeved on the air-conditioning air duct, a middle roof arranged at the bottom of the air-conditioning air duct, and a handrail and a limiting part arranged on the framework; the hanging weight is used for being connected with a C-shaped groove on the car roof; the limiting part is used for limiting the connecting line between the two ends of the handrail to be parallel to the length direction of the middle top plate when the handrail is installed on the framework; the framework comprises two sleeve-joint parts respectively sleeved at two ends of the air-conditioning air duct and a frame for connecting the two sleeve-joint parts, and the limiting part is arranged on the frame; the frame is equipped with two and sets up respectively in the both sides in air conditioner wind channel. The modular roof structure of the railway vehicle provided by the invention realizes modular installation of the roof structure, simplifies the process flow of the roof structure, reduces the workload of roof structure installation and improves the installation rate of the roof structure.
Description
Technical Field
The invention belongs to the technical field of railway vehicles, and particularly relates to a modular roof structure of a railway vehicle.
Background
The built-in middle roof is a main part of the interior decoration of the railway vehicle, and simultaneously, the built-in middle roof provides an installation interface for other parts (such as an air conditioning duct, an armrest in the vehicle and the like) in the vehicle. At present, the built-in middle roof structure of the railway vehicle mostly adopts a structural form that a secondary framework and a middle roof plate are separately installed. The common materials of the middle roof plate comprise aluminum plates, aluminum honeycombs and the like, and the secondary framework is mostly assembled by aluminum profiles. This structure requires that secondary framework, air conditioning duct, middle roof and handrail must be installed separately. During installation, the framework hoisting codes and the C-shaped grooves on the roof are connected and fixed, and the air conditioner air duct and the secondary framework are hoisted to the framework hoisting codes through bolts after being preassembled under a vehicle. After the installation is completed, the middle top plate and the side handrails are respectively fixed on the secondary framework.
In the process of implementing the invention, the inventor finds that at least the following problems exist in the prior art: the top plate is installed by adopting the prior art, on one hand, the framework hanging weight and the secondary framework need to be installed firstly before installation, and finally all the secondary frameworks need to be integrally leveled and straight, the flatness and the straightness are not easy to control, and the installation process is complex; on the other hand, the secondary framework can be installed after installation, and the middle top plate, the handrail and other parts can be installed, and the handrail installation process often encounters the problem of uneven gaps between the middle top plate and the handrail, so that repeated adjustment is needed, and the difficulty is increased for the installation process.
Disclosure of Invention
The embodiment of the invention aims to provide a modular roof structure of a railway vehicle, and aims to solve the technical problems of complex mounting process and high mounting difficulty of the existing roof.
In one aspect, there is provided a rail vehicle modular roof structure comprising: an air conditioning duct;
the framework is sleeved on the air conditioning air duct;
the middle top plate is arranged at the bottom of the air conditioning duct;
the hanging weight is arranged on the framework and is used for being connected with a C-shaped groove on the car roof;
the handrail is arranged on the framework; and
and the limiting part is arranged on the framework and used for limiting a connecting line between two ends of the handrail to be parallel to the length direction of the middle top plate when the handrail is installed on the framework.
As another embodiment of the present application, the frame includes two sleeve-joint portions respectively sleeved at two ends of the air-conditioning duct, and a frame connecting the two sleeve-joint portions, and the limiting portion is disposed on the frame; the frame be equipped with two and set up respectively in the both sides in air conditioner wind channel.
As another embodiment of this application, the frame includes first section bar, is on a parallel with the second section bar of first section bar, and connect first section bar with the first connecting piece of second section bar, first section bar with the both ends of second section bar respectively with two cup joint the portion and connect, just first section bar with the lateral wall in air conditioner wind channel is connected, first connecting piece is equipped with at least two and follows the length direction interval of first section bar sets up, spacing portion sets up on the first section bar and with first section bar is isometric.
As another embodiment of the present application, two sets of the handrails are disposed on the two frames respectively; and the handrail is provided with a second connecting piece which is used for being respectively connected with the first connecting piece and the first section bar.
As another embodiment of the present application, the second connecting member is detachably connected to the first profile by a first bolt; the sleeve joint part is detachably connected with the first section bar or the second section bar through a second bolt.
As another embodiment of the present application, the first profile includes a first profile main body, and four first corner frames respectively disposed at four top corners of the first profile main body, where the first profile main body includes two main frame bodies parallel to each other, and a third connecting member connecting the two main frame bodies, and grooves are respectively formed between the third connecting member and the adjacent first corner frame, and between the adjacent two first corner frames, where one of the grooves is the limiting portion, and a nut of the first bolt is slidably disposed in the corresponding groove;
the second profile comprises a second profile main body and four second corner frames respectively arranged at four top corners of the second profile main body, and the second profile main body comprises a main frame body;
and through holes which penetrate through the corresponding corner frames along the length direction of the corresponding corner frames are respectively arranged in the first corner frames and the second corner frames, and the through holes are used for the second bolts to be inserted.
As another embodiment of the present application, the middle top plate is connected to the air conditioning duct and/or the frame through a fourth connecting member.
As another embodiment of the present application, the fourth connecting member includes two first body parts respectively disposed at both sides of the middle roof panel, a second body part connecting the first body parts and the first profile, a third body part disposed on an upper end surface of the middle roof panel, and a fourth body part connecting the third body part and the second body part.
As another embodiment of the present application, the third body is provided with two sets and is separately disposed on two sides of the middle top plate, the two first bodies are respectively inserted into the two sets of third bodies, the fourth body is located above the second body, and the top of the third body penetrates through the first body and is connected with the fourth body.
As another embodiment of this application, well roof includes the wave board, be provided with on the wave board with the ventilation hole of the last air outlet intercommunication of air conditioner wind channel, the ventilation hole is located between two adjacent beads of wave board.
One of the above technical solutions has the following beneficial effects: compared with the prior art, through canceling the secondary skeleton, with well roof, skeleton, crane yard, air conditioner wind channel and handrail integration as whole module to realized roof structure's modularization installation, simplified roof structure's process flow, reduced roof structure installation's work load, shortened the required operating time of roof structure installation, improved roof structure's installation rate. The setting of spacing portion makes the handrail install back on the skeleton, and the length direction of handrail is parallel with the length direction of well roof, and then has effectively avoided behind the handrail installation and the inhomogeneous unattractive phenomenon that causes in gap between the well roof to take place to need not to adjust the position of handrail after handrail installation to the skeleton repeatedly, reduced roof structure mounting process's the degree of difficulty.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a modular roof structure of a rail vehicle provided by an embodiment of the present invention;
FIG. 2 is a schematic side view of a modular roof structure of a rail vehicle according to an embodiment of the present invention;
FIG. 3 is a sectional view taken along line A-A of FIG. 2;
FIG. 4 is a schematic view of a portion of the enlarged structure at A in FIG. 2;
FIG. 5 is a partial enlarged view of the structure at B in FIG. 3;
FIG. 6 is a schematic side view of a first profile used in an embodiment of the present invention;
fig. 7 is a side view of a second profile used in the embodiment of the present invention.
In the figure: 100. an air conditioning duct; 200. a framework; 210. a socket joint part; 220. a frame; 221. a first profile; 222. a second section bar; 223. a first connecting member; 224. a through hole; 225. a trench; 300. a middle top plate; 400. hoisting; 500. a handrail; 510. a second connecting member; 600. a limiting part; 700. a fourth connecting member; 710. a first body; 720. a second body; 730. a third body; 740. a fourth body.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to 5, a modular roof structure of a railway vehicle according to an embodiment of the present invention will be described. The modularized top plate structure of the railway vehicle comprises an air-conditioning air duct 100, a framework 200 sleeved on the air-conditioning air duct 100, a middle top plate 300 arranged at the bottom of the air-conditioning air duct 100, a handrail 500 arranged on the framework 200 and a limiting part 600.
The hanger 400 is used to connect with a C-channel on the roof of a vehicle. The position-limiting part 600 is used to limit a connection line between two ends of the armrest 500 to be parallel to the length direction of the middle top plate 300 when the armrest 500 is mounted on the frame 200.
During assembly, the framework 200 is installed on the air-conditioning air duct 100, then the middle top plate 300 is installed on the air-conditioning air duct 100, the framework 200 and/or a combination body formed by combining the air-conditioning air duct 100 and the framework 200, and then the handrail 500 and the hanging weight 400 are installed on the framework 200, so that the rail vehicle modular top plate structure is formed. When the lifting device is installed, the whole top plate structure is lifted, and the lifting weight 400 and the C-shaped groove on the roof are fixed through the bolts and the sliding blocks.
Compared with the prior art, the modular roof structure of the railway vehicle provided by the embodiment of the invention has the advantages that the secondary framework is omitted, and the middle roof 300, the framework 200, the hanging weight 400, the air conditioning duct 100 and the handrail 500 are integrated into an integral module, so that the modular installation of the roof structure is realized, the process flow of the roof structure is simplified, the workload of the roof structure installation is reduced, the operation time required by the roof structure installation is shortened, and the installation speed of the roof structure is improved. After the handrail 500 is installed on the framework 200 through the limiting part 600, the length direction of the handrail 500 is parallel to that of the middle top plate 300, and therefore the phenomenon that the gap between the handrail 500 and the middle top plate 300 is uneven after the handrail 500 is installed is avoided effectively, the position of the handrail 500 does not need to be adjusted repeatedly after the handrail 500 is installed on the framework 200, and the difficulty of the top plate structure installation process is reduced.
The limiting portion 600 in this embodiment may be a slot, a mark line, a strip, etc. whose length direction is parallel to the lower end surface of the air-conditioning duct 100, as long as the above functions are realized.
Referring to fig. 1, as a specific embodiment of the modular roof structure of the rail vehicle according to the present invention, the frame 200 includes two sleeve-connecting portions 210 respectively sleeved at two ends of the air-conditioning duct 100, and a frame 220 connecting the two sleeve-connecting portions 210, and the limiting portion 600 is disposed on the frame 220. The two frames 220 are disposed on two sides of the air-conditioning duct 100.
The sleeving part 210 is sleeved with the air-conditioning duct 100, so that the stability of the connection relationship between the sleeving part 210 and the air-conditioning duct 100 is ensured. The two sleeving parts 210 and the two frames 220 form an annular frame, and when the annular frame is sleeved on the air-conditioning duct 100, the air-conditioning duct 100 is located in the middle of the annular frame, so that after the top plate structure is mounted on the roof of the vehicle, the two sides of the air-conditioning duct 100 are stably stressed.
Furthermore, two ends of the frame 220 are connected with the corresponding sleeving parts 210 by bolts after being inserted, so that the stability of the connection relationship between the frame 220 and the sleeving parts 210 is ensured; on the other hand, the socket joint part 210 and the frame 220 are detachably connected, so that the framework 200 is convenient to maintain.
Referring to fig. 1, as a specific embodiment of the modular roof structure of the rail vehicle provided by the present invention, the frame 220 includes a first section 221, a second section 222 parallel to the first section 221, and a first connecting member 223 connecting the first section 221 and the second section 222, two ends of the first section 221 and the second section 222 are respectively connected to the two sleeving parts 210, the first section 221 is connected to a side wall of the air-conditioning duct 100, the first connecting member 223 has at least two parts spaced apart along a length direction of the first section 221, and the limiting part 600 is disposed on the first section 221 and has a same length as the first section 221.
The frame 220 adopts a mode of combining two sectional materials and the first connecting piece 223, so that the frame 220 is simple in structure, low in weight and convenient to carry.
The modular roof structure of the railway vehicle provided by the embodiment simplifies the framework 200 structure used for mounting the middle roof panel 300, realizes the light weight design of the framework 200, and has an obvious effect on reducing the weight of the whole vehicle.
Further, each profile is connected to the corresponding socket 210 by a bolt or a screw. The first profile 221 and the second profile 222 are aluminum profiles or stainless steel profiles, respectively.
Referring to fig. 1 and 3 together, as an embodiment of the modular roof structure of the rail vehicle according to the present invention, two sets of armrests 500 are disposed on two side frames 220 respectively; the armrest 500 is provided with a second connector 510 for connecting to the first connector 223 and the first profile 221, respectively.
The handrail 500 is arranged on the first section bar 221 connected with the air-conditioning air duct 100, so that the passenger can not cause adverse effects on the stability of the connection relation between the frame 220 and the air-conditioning air duct 100 when the handrail 500 is dragged by the passenger, the stability of the integral structure of the top plate structure is ensured, and the longer service life of the top plate structure is ensured.
The handrail 500 is respectively connected with the first connecting piece 223 and the first section bar 221, so that the contact area of the handrail 500 and the framework 200 is effectively increased, and the stability of the connection relationship of the handrail 500 and the framework 200 is improved.
As a specific embodiment of the modular roof structure of the rail vehicle provided by the present invention, the second connecting member 510 is detachably connected to the first section bar 221 by a first bolt; the socket 210 is detachably connected to the first profile 221 or the second profile 222 by a second bolt.
The second connecting piece 510 and the sleeve joint part 210 are detachably connected with corresponding sectional materials through bolts respectively, so that the assembly and the maintenance of the roof plate structure are facilitated, the mounting difficulty of the roof plate structure is further reduced, and the mounting speed of the roof plate structure is improved.
Referring to fig. 3 and 5 to 7 together, as an embodiment of the modular roof structure of the rail vehicle provided by the present invention, the first profile 221 includes a first profile main body and four first corner frames respectively disposed at four corners of the first profile main body, the first profile main body includes two main frame bodies parallel to each other and a third connecting member connecting the two main frame bodies, a groove 225 for a nut of a first bolt to slide is formed between the third connecting member and the adjacent first corner frame, and the groove 225 is a limiting portion 600.
The second profile 222 includes a second profile body and four second corner frames respectively disposed at four top corners of the second profile body, the second profile body includes a main frame.
Through holes 224 penetrating through the corresponding corner frames along the length direction of the corresponding corner frames are respectively arranged in the first corner frame and the second corner frame, and the through holes 224 are used for inserting second bolts.
Spacing portion 600 adopts the slot 225 that forms between third connecting piece and the adjacent first corner frame for spacing portion 600's setting can not cause harmful effects to first section bar 221 overall structure's stability, and then has guaranteed roof structure overall structure's stability. The nuts of the first bolts are slidably disposed in the corresponding grooves 225, so that the first bolts are not easy to fall off when in use, the stability of the connection relationship between the handrail 500 and the first section bar 221 is ensured, meanwhile, the installation position of the handrail 500 can be adjusted as required, and as long as after the position of the handrail 500 is adjusted, the nuts on the first bolts are screwed down, and the relative position between the second connecting piece 510 and the first section bar 221 is fixed.
The through holes 224 reduce the weight of the first corner frame and the second corner frame, and on the other hand, the sleeving part 210 is connected with the first section bar 221 or the second section bar 222 through the second bolts without punching on site, so that the process flow of the top plate structure is further simplified, and the installation rate of the top plate structure is improved.
Further, the hanging yards 400 are arranged on the first section bar 221 and the second section bar 222, and the lower end face of the second section bar 222 is flush with the lower end face of the first section bar 221, so that when the roof structure is installed, an operator can connect the hanging yards 400 on different section bars with the C-shaped grooves respectively. The first corner frame and the second corner frame are respectively provided with a plurality of cavities, and the cavities on the corner frames are arranged around the corresponding through holes 224 at intervals. The provision of the cavity further reduces the weight of the corresponding profile. The first section bar 221 and the second section bar 222 are further provided with openings capable of inserting bolts and nuts into the grooves 225, a plurality of openings are formed in each section bar, the openings are arranged on the corresponding section bars at intervals, so that when the bolts are installed on the corresponding section bars, the nuts of the bolts can be inserted into the grooves 225 not only through the end portions of the corresponding section bars, and therefore the effect that the nuts can be installed at the openings close to the installation positions can be achieved, and the assembly speed of the top plate structure is effectively improved.
Referring to fig. 1 and 2, as an embodiment of the modular roof structure of the rail vehicle according to the present invention, there are at least three second connecting members 510, and the number of the first connecting members 223 is the same as the number of the second connecting members 510, and the two are in one-to-one correspondence.
Referring to fig. 4 and 5, as an embodiment of the modular roof structure of the rail vehicle provided by the present invention, the middle roof 300 is connected to the air-conditioning duct 100 and/or the frame 200 through a fourth connecting member 700.
When middle roof 300 is all connected with air conditioner wind channel 100 and skeleton 200, the roof structure is more stable, has reduced the risk that drops on roof 300 by air conditioner wind channel 100 in the use, has guaranteed the security that the roof structure used.
The fourth connecting member 700 in this embodiment may be a bolt or other connecting member that can achieve the above-mentioned functions, and is not limited herein.
Referring to fig. 5, as an embodiment of the modular roof structure of the rail vehicle according to the present invention, the fourth connecting member 700 includes two first body 710 respectively disposed at two sides of the middle roof panel 300, a second body 720 connecting the first body 710 and the first section bar 221, a third body 730 disposed on the upper end surface of the middle roof panel 300, and a fourth body 740 connecting the third body 730 and the second body 720.
In this embodiment, the middle roof panel 300 can be connected to the framework 200 through the combination of the first body 710 and the second body 720, and can also be connected to the framework 200 through the combination of the third body 730 and the second body 720, so that the stability of the connection relationship between the middle roof panel 300 and the framework 200 is effectively ensured, and the stability of the overall structure of the roof panel structure is further ensured.
Further, in the present embodiment, the first body 710 and the third body 730 may be respectively welded or detachably connected to the middle top plate 300, and the second body 720 may be respectively detachably connected to the first body 710, the third body 730, and the first profile 221.
Referring to fig. 3 to 5, as an embodiment of the modular roof structure of the rail vehicle according to the present invention, two sets of the third body 730 are respectively disposed on two sides of the middle roof 300, two first bodies 710 are respectively inserted into the two sets of the third bodies 730, the fourth body 740 is disposed above the second body 720, and the top of the third body 730 passes through the first bodies 710 and is connected to the fourth body 740.
The first body 710 is inserted into the third body 730, so that the stability of the connection relationship between the third body 730 and the first body 710 is further improved, the risk of separation of the first body 710 and the first section bar 221 or the middle top plate 300 in the use process is reduced, and the stability of the integral structure of the top plate structure is ensured.
Further, the fourth body 740 is a flexible connecting member, which may be a connecting rope, a metal chain, etc., so that the position of the second body 720 is not limited by the position of the third body 730, thereby further improving the convenience of assembling the top plate structure.
Referring to fig. 5, as an embodiment of the modular roof structure of the rail vehicle according to the present invention, the third member 730 is a connecting rod vertically connected to the middle roof 300, a threading hole penetrating through the connecting rod along a thickness direction of the connecting rod is formed at a top of the connecting rod, and the flexible connecting member includes a connecting rope connected to the connecting rod and a hook connecting the connecting rope to the second member 720. The hook can adopt an anti-drop or anti-loose hook.
Referring to fig. 3, as an embodiment of the modular roof panel structure for a rail vehicle according to the present invention, the roof panel 300 includes a corrugated panel, and the corrugated panel is provided with a vent hole communicated with the air outlet of the air-conditioning duct 100, and the vent hole is located between two adjacent ribs of the corrugated panel.
The ventilation holes are uniformly formed in the corrugated plate, so that the air discharged through the air conditioning duct 100 can be rapidly diffused into the vehicle compartment.
The ventilation holes are located between two adjacent ribs of the corrugated plate, so that the wind blown out from different positions is not easy to interfere with each other, and the wind exhausted from the air-conditioning duct 100 can be quickly and uniformly diffused into the carriage.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. Modular roof structure for rail vehicles, characterized in that it comprises:
an air conditioning duct;
the framework is sleeved on the air conditioning air duct; the framework comprises two sleeving parts and two frames; the two sleeving parts are respectively sleeved at two ends of the air conditioning duct; both ends of each sleeving part respectively protrude towards the outer side of the air-conditioning air duct; the two frames are respectively connected with the end parts of the two sleeving connection parts, which protrude in the same direction; the frame comprises a first section bar, a second section bar parallel to the first section bar and a first connecting piece for connecting the first section bar and the second section bar, two ends of the first section bar and two ends of the second section bar are respectively connected with the two sleeving parts, the first section bar is connected with the side wall of the air-conditioning air duct, and the first connecting piece is provided with at least two sections which are arranged at intervals along the length direction of the first section bar;
the middle top plate is arranged at the bottom of the air conditioning duct;
the hanging weight is arranged on the framework and is used for being connected with a C-shaped groove on the car roof;
the handrail is arranged on the framework; and
the limiting part is arranged on the first section bar and is as long as the first section bar, and the limiting part is used for limiting a connecting line between two ends of the handrail to be parallel to the length direction of the middle top plate when the handrail is installed on the framework.
2. The rail vehicle modular roof structure of claim 1, wherein: the two groups of handrails are arranged on the two frames respectively; and the handrail is provided with a second connecting piece which is used for being respectively connected with the first connecting piece and the first section bar.
3. The rail vehicle modular roof structure of claim 2, wherein: the second connecting piece is detachably connected with the first section bar through a first bolt; the sleeve joint part is detachably connected with the first section bar or the second section bar through a second bolt.
4. The rail vehicle modular roof structure of claim 3, wherein: the first section comprises a first section main body and four first corner frames respectively arranged at four top corners of the first section main body, the first section main body comprises two main frame bodies which are parallel to each other and a third connecting piece for connecting the two main frame bodies, grooves are respectively formed between the third connecting piece and the adjacent first corner frames and between the adjacent two first corner frames, one of the grooves is the limiting part, and nuts of the first bolts are slidably arranged in the corresponding grooves;
the second profile comprises a second profile main body and four second corner frames respectively arranged at four top corners of the second profile main body, and the second profile main body comprises a main frame body;
and through holes which penetrate through the corresponding corner frames along the length direction of the corresponding corner frames are respectively arranged in the first corner frames and the second corner frames, and the through holes are used for the second bolts to be inserted.
5. The rail vehicle modular roof structure of any of claims 1-4, wherein: the middle top plate is connected with the air conditioning duct and/or the framework through a fourth connecting piece.
6. The rail vehicle modular roof structure of claim 5, wherein: the fourth connecting piece comprises two first piece bodies arranged on two sides of the middle top plate respectively, a second piece body connected with the first piece bodies and the first section bars, a third piece body arranged on the upper end face of the middle top plate, and a fourth piece body connected with the third piece body and the second piece body.
7. The rail vehicle modular roof structure of claim 6, wherein: the third body is provided with two groups and is respectively arranged at two sides of the middle top plate, the two first bodies are respectively inserted on the two groups of third bodies, the fourth body is positioned above the second body, and the top of the third body penetrates through the first bodies to be connected with the fourth body.
8. The rail vehicle modular roof structure of any of claims 1-4, wherein: the middle top plate comprises a wave plate, a ventilation hole communicated with an air outlet in the air conditioner air duct is formed in the wave plate, and the ventilation hole is located between two adjacent convex edges of the wave plate.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911293967.2A CN113060170B (en) | 2019-12-16 | 2019-12-16 | Modular roof structure of railway vehicle |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911293967.2A CN113060170B (en) | 2019-12-16 | 2019-12-16 | Modular roof structure of railway vehicle |
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| CN113060170A CN113060170A (en) | 2021-07-02 |
| CN113060170B true CN113060170B (en) | 2022-06-03 |
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| CN114001983B (en) * | 2021-10-27 | 2024-04-19 | 中车青岛四方机车车辆股份有限公司 | Roof module and test bed |
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| CN109383552B (en) * | 2018-09-06 | 2020-04-14 | 中车青岛四方机车车辆股份有限公司 | Rail vehicle |
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| EP3002173A1 (en) * | 2014-09-15 | 2016-04-06 | Siemens Aktiengesellschaft | Rail vehicle with a roof air conditioning channel |
| CN206171467U (en) * | 2016-09-21 | 2017-05-17 | 江苏今创交通设备有限公司 | Push up structure in rail transit car's modularization |
| CN207984861U (en) * | 2018-02-05 | 2018-10-19 | 长春长客-庞巴迪轨道车辆有限公司 | A kind of integral modularized car roof skeleton of novel track vehicle |
| CN109606409A (en) * | 2019-01-30 | 2019-04-12 | 重庆中车长客轨道车辆有限公司 | A kind of vehicle armrest mounting structure and a kind of vehicle |
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| CN113060170A (en) | 2021-07-02 |
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