CN111845813A - 100% low-floor tram cab and floor structure thereof - Google Patents
100% low-floor tram cab and floor structure thereof Download PDFInfo
- Publication number
- CN111845813A CN111845813A CN202010788129.9A CN202010788129A CN111845813A CN 111845813 A CN111845813 A CN 111845813A CN 202010788129 A CN202010788129 A CN 202010788129A CN 111845813 A CN111845813 A CN 111845813A
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- Prior art keywords
- floor
- cab
- low
- floor structure
- control module
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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
- B61D17/10—Floors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C17/00—Arrangement or disposition of parts; Details or accessories not otherwise provided for; Use of control gear and control systems
- B61C17/04—Arrangement or disposition of driving cabins, footplates or engine rooms; Ventilation thereof
Abstract
The invention discloses a 100% low-floor tramcar cab and a floor structure thereof, comprising a floor part and a lifting part, wherein the bottom end of the lifting part is as high as a platform, the height of the floor part is as high as the top end of the lifting part, and the height of the top end of the lifting part is higher than the height of the bottom end of the lifting part; and, the floor portion and the raised portion are integrally molded. According to the cab of the tramcar with the low floor of 100% and the floor structure thereof, the floor structure of the cab which is integrally formed is arranged, so that the height of the floor of the cab is effectively raised, and the height of the underframe of the car is not changed, so that the requirements of rescue, energy absorption and climbing prevention of the car and equipment installation are met under the condition of improving the visual field of the cab.
Description
Technical Field
The invention relates to the technical field of design of 100% low-floor tramcars, in particular to a cab of a 100% low-floor tramcar and a floor structure thereof.
Background
Urban rail transit is urban public passenger transport traffic which runs by using a special rail, and with the rapid development of rail transit, diversified vehicle types such as subway vehicles, trams, monorail vehicles, magnetic levitation train and the like appear. Tramcars have a profound historical background and have been and are being developed for a long time due to the characteristics of reliable operation, comfort, energy conservation, environmental protection and the like. Modern trams have greatly improved from the aspects of performance, power consumption, noise, comfort, flexibility and the like to replace the old trams. Modern trams are also improving with social demands from 70% low-floor trams to the current mainstream 100% low-floor trams.
The existing body structure of the 100% low-floor tramcar is composed of five major components, namely an underframe, side walls, a ceiling, end walls and a cab. The body underframe is an important integral part of the overall body, is the main load-bearing component and has important interfaces for connection to the bogie. The height of the chassis structure (including the floor) of the vehicle body in the prior art from the plane on the track is constant and is generally made of metal materials, and the height of the floor of the cab is consistent with that of the passenger room.
However, due to the special operating environment of the 100% low-floor tramcar and the user requirements of fully considering the riding comfort of passengers, the floor height of the existing cab is too low, and the vision required by the driver for driving is affected.
Based on this, the prior art still remains to be improved.
Disclosure of Invention
In order to solve the above technical problems, embodiments of the present invention provide a cab of a 100% low-floor tramcar and a floor structure thereof, so as to solve the technical problem that the height of the cab in the prior art is too low, which results in that the view field requirement cannot be met.
On one hand, the 100% low-floor tramcar cab floor structure disclosed by the embodiment of the invention comprises a floor part and a lifting part, wherein the bottom end of the lifting part is as high as a platform, the height of the floor part is higher than that of the lifting part, and the height of the top end of the lifting part is higher than that of the bottom end of the lifting part; and, the floor portion and the raised portion are integrally molded.
Further, the floor portion is provided with an electrical cabinet mounting chamber and a brake control module mounting chamber on a side close to the passenger compartment.
Further, the brake control module installation chamber is enclosed by the lower surface of lateral wall, diapire and floor portion and closes and form, wherein, the upper end of lateral wall is connected the lower surface of floor portion, the edge of diapire is connected the lower extreme of lateral wall.
Furthermore, an opening is formed in one side, opposite to the passenger room, of the brake control module installation chamber.
Further, an access door capable of being opened or closed is arranged at the opening.
Further, the cab floor structure comprises a connecting edge, wherein the connecting edge is arranged along the edge of the cab floor structure and is used for installing the cab floor structure on a vehicle body structure.
Further, the connecting edge, the floor portion, and the lifting portion are integrally formed.
Further, the floor portion is 470mm higher than the floor of the passenger compartment.
Further, the electrical cabinet installation chamber and the brake control module installation chamber are arranged adjacently, and a through hole is formed in a wall between the electrical cabinet installation chamber and the brake control module installation chamber.
On the other hand, the embodiment of the invention also discloses a 100% low-floor tramcar cab, which comprises the cab floor structure and an underframe structure for supporting the cab floor structure, wherein the cab floor structure is installed on the installation frame of the underframe structure through the connection edge of the edge, the underframe structure further comprises a floor structure supporting beam, and two ends of the floor structure supporting beam are respectively connected to the installation frames on two sides and used for supporting the lower surface of the floor part.
By adopting the technical scheme, the invention at least has the following beneficial effects:
according to the cab of the tramcar with the low floor of 100% and the floor structure thereof, the floor structure of the cab which is integrally formed is arranged, so that the height of the floor of the cab is effectively raised, and the height of the underframe of the car is not changed, so that the requirements of rescue, energy absorption and climbing prevention of the car and equipment installation are met under the condition of improving the visual field of the cab;
furthermore, the brake control module installation chamber is arranged below the raised floor part and used for installing the brake control module, so that the distance between the brake control module and the electrical cabinet is greatly shortened, sufficient through holes (holes) are reserved in front of the brake control module installation chamber and the electrical cabinet installation chamber, a connector installation seat connected with the brake control module on the electrical cabinet can be led into the brake control module installation chamber, sufficient installation space is convenient for installation of a connector at the brake control module end, the length of a cable is greatly shortened, wiring space is saved, and wire fixing parts are reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a perspective view of a 100% low-floor tram cab floor structure in accordance with one embodiment of the present invention;
FIG. 2 is a side view of a 100% low-floor tram cab floor structure in accordance with one embodiment of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 2;
fig. 4 is a schematic structural diagram of an underframe structure of a cab of a 100% low-floor tramcar according to an embodiment of the invention;
fig. 5 is a bottom view of a 100% low-floor tram cab according to an embodiment of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the following embodiments of the present invention are described in further detail with reference to the accompanying drawings.
It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are used for distinguishing two entities with the same name but different names or different parameters, and it should be noted that "first" and "second" are merely for convenience of description and should not be construed as limitations of the embodiments of the present invention, and they are not described in any more detail in the following embodiments.
As shown in fig. 1 to 5, some embodiments of the present invention disclose a 100% low-floor tram cab and a floor structure thereof, including a floor portion 1 and a lifting portion 2, wherein the bottom end of the lifting portion 2 is at the same height as a platform, the height of the floor portion 1 is higher than that of the lifting portion 2, and the height of the top end of the lifting portion 2 is higher than that of the bottom end of the lifting portion 2; the floor portion 1 and the raised portion 2 are integrally molded.
The floor structure of the embodiment is integrally installed in a cab, the floor structure serving as the cab provides support for equipment and drivers and passengers in the cab, the raised gap can provide an installation interface and wiring functions for an electrical cabinet, provides an installation interface for a brake control module and meets the requirements of disassembly, assembly and maintenance in a passenger room, and the lifting part 2 can be arranged to go up and down stairs to meet humanized design and the like; through setting up integrated into one piece's cab floor structure, effectively raise the height on cab floor, and the height of vehicle chassis does not change to under the condition that improves the cab field of vision, satisfy the rescue of vehicle, energy-absorbing anti-creep and the equipment fixing requirement simultaneously.
The cab floor structure provided by the embodiment of the invention can be made of glass fiber reinforced plastic composite materials, and is preferably an integrated structure box body, so that the floor structure has enough bearing capacity, and mounting holes can be arranged on the periphery of the floor structure and are fixed on the vehicle body underframe structure 7 through bolts.
On the basis of the above embodiments, the floor part 1 is provided with an electrical cabinet mounting chamber 3 and a brake control module mounting chamber 4 on one side close to a passenger room. In the embodiment, the brake control module installation chamber 4 is arranged below the raised floor part 1 and used for installing the brake control module, so that the distance between the brake control module and the electrical cabinet is greatly shortened. The brake control module in the prior art is arranged in a cabinet at the end part of a passenger room or in the side top area of the passenger room or in a control console, can be conveniently maintained in a space and has a certain distance from an electric cabinet controlled by a whole vehicle. The stud embedded at the bottom of the installation cavity of the brake control module is firmly and reliably bonded with the main body structure and simultaneously solidified and fused into a whole. The installation seat of the brake control module only needs to be provided with an installation hole, the installation requirement is realized by connecting and fixing the nut and the stud in a threaded manner, the operation space of the connector is sufficient, and the maintenance position and the maintenance mode of the whole brake control module are more humanized. Preferably, the electrical cabinet installation chamber 3 and the brake control module installation chamber 4 are arranged adjacently, so that the distance between the brake control module and the electrical cabinet is further shortened. Further preferably, a through hole 6 is formed in a wall between the electrical cabinet installation chamber 3 and the brake control module installation chamber 4. A420X 370 square hole is arranged between the two chambers on the premise of ensuring the strength to serve as a through hole 6, so that the connector mounting seat on the electric cabinet is free from shielding, and the connector of the brake control module is conveniently and directly connected with the connector.
On the basis of the above embodiment, the brake control module installation chamber 4 is enclosed by a side wall, a bottom wall and the lower surface of the floor part 1, wherein the upper end of the side wall is connected with the lower surface of the floor part 1, and the edge of the bottom wall is connected with the lower end of the side wall. And an opening is formed in one side, which is opposite to the passenger room, of the brake control module installation chamber 4. An access door capable of being opened or closed is arranged at the opening.
Some preferred embodiments of the invention also disclose a 100% low-floor tram cab and a floor structure thereof, and on the basis of the embodiments, the invention further comprises a connecting edge 5, wherein the connecting edge 5 is arranged along the edge of the cab floor structure and is used for installing the cab floor structure on a vehicle body structure. Preferably, the connecting edge 5, the floor portion 1 and the lifting portion 2 are integrally formed. The chassis structure 7 is used for supporting the cab floor structure, and comprises a driver protection device 75 positioned at the front end, the cab floor structure can be installed on the installation frame 71 of the chassis structure 7 along 5 through the edge connection, furthermore, the chassis structure 7 further comprises a floor structure supporting beam, and two ends of the floor structure supporting beam are respectively connected on the installation frames 71 at two sides and used for supporting the lower surface of the floor part 1. The periphery of the connecting edge 5 may be sealed with a sealant 76. In order to facilitate the installation of the cab floor structure, the existing underframe structure 7 can be modified, as shown in fig. 3, a complex plate-girder structure in the prior art is changed into a supporting structure consisting of a floor structure mounting frame 71, floor structure supporting beams and structural supporting longitudinal beams 73, and the anti-creeper is arranged at the front end. The mounting holes are formed in the floor structure mounting frame 71 to provide connection points for the floor structure, the floor structure is connected through the mounting bolts 77, the sealant baffle rubber plates 74 are provided for the floor structure, the bonding area of the adhesive layer of the bonding joint can be increased, meanwhile, support is provided for the sealant 76 before adhesive curing, the size of the cross section of the adhesive layer is uniform, and gaps are filled in place. The floor structural support beams 72 provide support for the floor pod for overall strength.
Some preferred embodiments of the invention also disclose a 100% low-floor tram cab and a floor structure thereof, on the basis of the above embodiments, the floor part is 470mm higher than the floor of the passenger room.
It should be particularly noted that the various components or steps in the above embodiments can be mutually intersected, replaced, added or deleted, and therefore, the combination formed by the reasonable permutation and combination conversion shall also belong to the protection scope of the present invention, and the protection scope of the present invention shall not be limited to the embodiments.
The above is an exemplary embodiment of the present disclosure, and the order of disclosure of the above embodiment of the present disclosure is only for description and does not represent the merits of the embodiment. It should be noted that the discussion of any embodiment above is exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, of embodiments of the invention is limited to those examples, and that various changes and modifications may be made without departing from the scope, as defined in the claims. The functions, steps and/or actions of the method claims in accordance with the disclosed embodiments described herein need not be performed in any particular order. Furthermore, although elements of the disclosed embodiments of the invention may be described or claimed in the singular, the plural is contemplated unless limitation to the singular is explicitly stated.
Those of ordinary skill in the art will understand that: the discussion of any embodiment above is meant to be exemplary only, and is not intended to intimate that the scope of the disclosure, including the claims, of embodiments of the invention is limited to these examples; within the idea of an embodiment of the invention, also technical features in the above embodiment or in different embodiments may be combined and there are many other variations of the different aspects of an embodiment of the invention as described above, which are not provided in detail for the sake of brevity. Therefore, any omissions, modifications, substitutions, improvements, and the like that may be made without departing from the spirit and principles of the embodiments of the present invention are intended to be included within the scope of the embodiments of the present invention.
Claims (10)
1. The floor structure of the cab of the tramcar with the low floor of 100 percent is characterized by comprising a floor part and a lifting part, wherein the bottom end of the lifting part is as high as a platform, the height of the floor part is as high as the top end of the lifting part, and the height of the top end of the lifting part is higher than that of the bottom end of the lifting part; and, the floor portion and the raised portion are integrally molded.
2. The 100% low-floor tram cab floor structure of claim 1, wherein the floor portion is provided with electrical cabinet mounting chambers and brake control module mounting chambers on a side proximate to a passenger compartment.
3. The 100% low-floor tram cab floor structure of claim 2, wherein the brake control module mounting chamber is enclosed by side walls, a bottom wall, and a lower surface of a floor portion, wherein upper ends of the side walls connect to the lower surface of the floor portion, and edges of the bottom wall connect to lower ends of the side walls.
4. The 100% low-floor tram cab floor structure of claim 3, wherein the side of the brake control module mounting chamber facing the passenger compartment is provided with an opening.
5. The 100% low-floor tram cab floor structure of claim 4, wherein the opening is provided with an access door that can be opened or closed.
6. The 100% low-floor tram cab floor structure of claim 1, further comprising a connecting edge disposed along an edge of the cab floor structure for mounting the cab floor structure on a vehicle body structure.
7. The 100% low-floor tram cab floor structure of claim 6, wherein the connecting edge, the floor portion and the raised portion are integrally formed.
8. The 100% low-floor tram cab floor structure of claim 1, wherein the floor portion is 470 ± 2mm above a passenger compartment floor.
9. The 100% low-floor tram cab floor structure of claim 2, wherein the electrical cabinet mounting chamber and the brake control module mounting chamber are disposed adjacent to each other, and a through hole is opened in a wall between the electrical cabinet mounting chamber and the brake control module mounting chamber.
10. A 100% low-floor tram cab, comprising the cab floor structure of any one of claims 1-9, and a chassis structure supporting the cab floor structure, wherein the cab floor structure is mounted on the mounting frame of the chassis structure through the edge connection edges, and the chassis structure further comprises a floor structure supporting beam, and two ends of the floor structure supporting beam are respectively connected to the mounting frames at two sides for supporting the lower surface of the floor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010788129.9A CN111845813B (en) | 2020-08-07 | 2020-08-07 | 100% low-floor tram cab and floor structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010788129.9A CN111845813B (en) | 2020-08-07 | 2020-08-07 | 100% low-floor tram cab and floor structure thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111845813A true CN111845813A (en) | 2020-10-30 |
| CN111845813B CN111845813B (en) | 2022-02-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010788129.9A Active CN111845813B (en) | 2020-08-07 | 2020-08-07 | 100% low-floor tram cab and floor structure thereof |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7536958B2 (en) * | 2006-05-09 | 2009-05-26 | Raul V. Bravo & Associates, Inc. | Passenger rail car |
| CN203902554U (en) * | 2014-06-27 | 2014-10-29 | 成都市新筑路桥机械股份有限公司 | Motor car of 100% low-floor tramcar |
| CN204801776U (en) * | 2015-07-13 | 2015-11-25 | 南车南京浦镇车辆有限公司 | Be used for low -floor tram cab regulator cubicle structure |
| CN106428080A (en) * | 2016-12-02 | 2017-02-22 | 中车长春轨道客车股份有限公司 | Railway vehicle head and chassis integrated structure and forming method |
| CN207403746U (en) * | 2017-09-30 | 2018-05-25 | 中辆新能源轨道交通装备江苏有限公司 | Low-floor tramcar drivers' cab chassis |
| CN209938588U (en) * | 2019-03-27 | 2020-01-14 | 通号轨道车辆有限公司 | Tramcar, 100% low-floor tramcar underframe and cab module |
-
2020
- 2020-08-07 CN CN202010788129.9A patent/CN111845813B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7536958B2 (en) * | 2006-05-09 | 2009-05-26 | Raul V. Bravo & Associates, Inc. | Passenger rail car |
| CN203902554U (en) * | 2014-06-27 | 2014-10-29 | 成都市新筑路桥机械股份有限公司 | Motor car of 100% low-floor tramcar |
| CN204801776U (en) * | 2015-07-13 | 2015-11-25 | 南车南京浦镇车辆有限公司 | Be used for low -floor tram cab regulator cubicle structure |
| CN106428080A (en) * | 2016-12-02 | 2017-02-22 | 中车长春轨道客车股份有限公司 | Railway vehicle head and chassis integrated structure and forming method |
| CN207403746U (en) * | 2017-09-30 | 2018-05-25 | 中辆新能源轨道交通装备江苏有限公司 | Low-floor tramcar drivers' cab chassis |
| CN209938588U (en) * | 2019-03-27 | 2020-01-14 | 通号轨道车辆有限公司 | Tramcar, 100% low-floor tramcar underframe and cab module |
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| Publication number | Publication date |
|---|---|
| CN111845813B (en) | 2022-02-25 |
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